(function(){"use strict";try{if(typeof document<"u"){var o=document.createElement("style");o.appendChild(document.createTextNode('.bim-engine-wrapper{position:relative;width:100%;height:100%;font-family:sans-serif;color:#bf1d1d;box-sizing:border-box;overflow:hidden}.bim-engine-opt-btn-container{position:absolute;bottom:20px;left:50%;transform:translate(-50%);z-index:100}.bim-construct-tree-btn{position:absolute;top:20px;left:20px!important;z-index:100}.bim-btn-group-root{display:flex;gap:8px;z-index:1000;position:absolute;pointer-events:auto}.bim-btn-group-root.static{position:relative;inset:auto;transform:none}.bim-btn-group-root.dir-row{flex-direction:row;align-items:center}.bim-btn-group-root.dir-column{flex-direction:column;align-items:stretch}.bim-btn-group-section{display:flex;gap:4px;background-color:var(--bim-btn-group-section-bg, rgba(17, 17, 17, .88));border-radius:6px;padding:4px;box-shadow:0 2px 8px #0000004d,0 1px 3px #0003}.bim-btn-group-root.dir-row .bim-btn-group-section{flex-direction:row;align-items:center}.bim-btn-group-root.dir-column .bim-btn-group-section{flex-direction:column}.opt-btn-wrapper{position:relative}.opt-btn{display:flex;cursor:pointer;border-radius:4px;transition:background-color .2s,color .2s;color:var(--bim-btn-text-color, #ccc);background-color:var(--bim-btn-bg, transparent);padding:6px;align-items:center;position:relative;justify-content:center}.opt-btn:hover{background-color:var(--bim-btn-hover-bg, #444)}.opt-btn.active{background-color:var(--bim-btn-active-bg, rgba(255, 255, 255, .15));color:var(--bim-btn-text-active-color, #fff)}.opt-btn.active .opt-btn-icon{color:var(--bim-icon-active-color, #fff)}.opt-btn.disabled{opacity:.5;cursor:not-allowed}.opt-btn-icon{width:var(--bim-icon-size, 24px);height:var(--bim-icon-size, 24px);display:flex;align-items:center;justify-content:center;color:var(--bim-icon-color, #ccc);flex-shrink:0}.opt-btn-icon svg{width:100%;height:100%;fill:currentColor}.opt-btn-arrow{font-size:10px;opacity:.6;transition:transform .2s;display:inline-block;margin-left:4px}.opt-btn-arrow.rotated{transform:rotate(180deg)}.opt-btn-text-wrapper{display:flex;align-items:center;justify-content:center;pointer-events:none}.opt-btn-label{display:inline}.opt-btn.no-label .opt-btn-label{display:none}.opt-btn.align-vertical:not(.no-label){flex-direction:column;text-align:center}.opt-btn.align-vertical:not(.no-label) .opt-btn-text-wrapper{margin-top:4px}.opt-btn.align-vertical:not(.no-label) .opt-btn-label{font-size:12px;line-height:1.2}.opt-btn.align-horizontal:not(.no-label){flex-direction:row}.opt-btn.align-horizontal:not(.no-label) .opt-btn-text-wrapper{margin-left:8px}.opt-btn.align-horizontal:not(.no-label) .opt-btn-label{font-size:14px}.opt-btn.no-label .opt-btn-text-wrapper{width:0;height:0;margin:0;padding:0;overflow:visible;position:absolute;top:0;right:0}.opt-btn.no-label .opt-btn-arrow{position:absolute;top:2px;right:2px;margin:0;font-size:8px}.opt-btn-dropdown{position:absolute;background-color:var(--bim-toolbar-bg, rgba(17, 17, 17, .95));border-radius:4px;padding:4px;box-shadow:0 4px 12px #0003;z-index:1001;display:flex;flex-direction:column;border:1px solid rgba(255,255,255,.1);opacity:0;visibility:hidden;transform:translateY(-10px);transition:opacity .2s ease,transform .2s cubic-bezier(.2,0,.2,1),visibility .2s}@keyframes dropdown-fade-in{0%{opacity:0;transform:translateY(-8px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.opt-btn-dropdown{animation:dropdown-fade-in .2s cubic-bezier(.2,0,.2,1) forwards;opacity:1;visibility:visible;transform:none}.opt-btn-dropdown-item{display:flex;align-items:center;padding:8px 12px;cursor:pointer;border-radius:4px;color:var(--bim-btn-text-color, #ccc);transition:background .2s;box-sizing:border-box}.opt-btn-dropdown-item:hover{background-color:var(--bim-btn-hover-bg, #444);color:#fff}.opt-btn-dropdown-item.align-horizontal{flex-direction:row}.opt-btn-dropdown-item.align-horizontal .opt-btn-icon{width:18px;height:18px;margin-right:8px}.opt-btn-dropdown-item.align-vertical{flex-direction:column;text-align:center}.opt-btn-dropdown-item.align-vertical .opt-btn-icon{width:24px;height:24px;margin-bottom:4px}.opt-btn-dropdown-item.align-vertical .opt-btn-dropdown-label{font-size:12px}.bim-btn-group-root.is-bottom-toolbar .opt-btn-icon{width:32px;height:32px}.bim-btn-group-root.is-bottom-toolbar .opt-btn{padding:8px}:root{--bim-dialog-bg: rgba(17, 17, 17, .95);--bim-dialog-header-bg: #2a2a2a;--bim-dialog-title-color: #fff;--bim-dialog-text-color: #ccc;--bim-dialog-border-color: #444}.bim-dialog{position:absolute;background-color:var(--bim-dialog-bg);border:1px solid var(--bim-dialog-border-color);border-radius:6px;box-shadow:0 4px 12px #0000004d;display:flex;flex-direction:column;z-index:10001;color:var(--bim-dialog-title-color);overflow:hidden;min-width:200px;min-height:100px;pointer-events:auto}.bim-dialog-header{height:32px;background-color:var(--bim-dialog-header-bg);display:flex;align-items:center;justify-content:space-between;padding:0 10px;cursor:default;-webkit-user-select:none;user-select:none;border-bottom:1px solid var(--bim-dialog-border-color);flex-shrink:0}.bim-dialog-header.draggable{cursor:move}.bim-dialog-title{font-size:14px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--bim-dialog-title-color)}.bim-dialog-close{cursor:pointer;font-size:18px;color:#999;line-height:1;margin-left:8px}.bim-dialog-close:hover{color:#fff}.bim-dialog-content{flex:1;overflow:auto;font-size:14px;color:var(--bim-dialog-text-color)}.bim-dialog-resize-handle{position:absolute;width:10px;height:10px;bottom:0;right:0;cursor:se-resize;z-index:10}.bim-dialog-resize-handle:after{content:"";position:absolute;bottom:3px;right:3px;width:6px;height:6px;border-right:2px solid #666;border-bottom:2px solid #666}.bim-dialog-resize-handle:hover:after{border-color:#fff}.bim-info-dialog-content{padding:16px;font-family:sans-serif;color:#333}.bim-info-dialog-content h3{margin-top:0;margin-bottom:12px;border-bottom:1px solid #eee;padding-bottom:8px;color:#0078d4}.bim-info-dialog-content ul{list-style:none;padding:0;margin:0}.bim-info-dialog-content li{margin-bottom:8px;font-size:14px;display:flex}.bim-info-dialog-content li strong{width:80px;color:#555}.bim-right-key{position:fixed;z-index:10000;display:none;background:transparent}.bim-right-key.visible{display:block}.bim-menu{display:flex;flex-direction:column;background:var(--bim-ui_bg_color, #2b2d30);border-radius:4px;padding:4px 0;margin:0;list-style:none;min-width:160px;box-shadow:0 4px 12px #0003;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-user-select:none;user-select:none;color:var(--bim-ui_text_primary, #ffffff)}.bim-menu-group{display:flex;flex-direction:column}.bim-menu-divider{height:1px;background-color:var(--bim-ui_border_color, #3e4145);margin:4px 0}.bim-menu-item{display:flex;align-items:center;padding:6px 12px;cursor:pointer;transition:background-color .2s;font-size:13px;position:relative;color:var(--bim-ui_text_primary, #ffffff)}.bim-menu-item:hover{background-color:var(--bim-ui_bg_hover, #3e4145)}.bim-menu-item.disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.bim-menu-item-icon{width:16px;height:16px;margin-right:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.bim-menu-item-icon svg{width:100%;height:100%;fill:currentColor}.bim-menu-item-label{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.bim-menu-item-arrow{width:12px;height:12px;margin-left:8px;display:flex;align-items:center;justify-content:center;opacity:.7}.bim-menu-item-arrow svg{width:100%;height:100%;fill:currentColor}.bim-tree{width:100%;height:100%;display:flex;flex-direction:column;overflow:hidden;font-size:14px;color:var(--bim-ui_text_primary, #333);-webkit-user-select:none;user-select:none;position:relative;background:transparent}.bim-tree-search{padding:6px;background-color:transparent;flex-shrink:0;position:relative}.bim-tree-search-wrapper{position:relative;width:100%;display:flex;align-items:center}.bim-tree-search-icon{position:absolute;left:8px;width:16px;height:16px;color:var(--bim-ui_text_secondary, #999);pointer-events:none;display:flex;align-items:center;justify-content:center}.bim-tree-search-icon svg{width:100%;height:100%}.bim-tree-search-input{width:100%;height:30px;padding:4px 8px 4px 30px;border:1px solid var(--bim-ui_border_color, #d9d9d9);border-radius:4px;outline:none;font-size:13px;color:inherit;background-color:var(--bim-ui_bg_color, #fff);transition:all .2s;box-sizing:border-box}.bim-tree-search-input:focus{border-color:var(--bim-primary_color, #1890ff);box-shadow:0 0 0 2px #1890ff33}.bim-tree-search-results{position:absolute;top:100%;left:8px;right:8px;background-color:var(--bim-ui_bg_color, #fff);border:1px solid var(--bim-ui_border_color, #eee);box-shadow:0 4px 12px #00000026;border-radius:4px;max-height:200px;overflow-y:auto;z-index:10;display:none}.bim-tree-search-results.is-visible{display:block}.bim-tree-search-item{padding:8px 12px;cursor:pointer;border-bottom:1px solid rgba(0,0,0,.03)}.bim-tree-search-item:last-child{border-bottom:none}.bim-tree-search-item:hover{background-color:var(--bim-ui_bg_hover, #f5f5f5)}.bim-tree-search-item-title{font-weight:500;display:block}.bim-tree-search-item-path{font-size:12px;color:var(--bim-ui_text_secondary, #999);margin-top:2px;display:block}.bim-tree-content{flex:1;overflow-y:auto;padding:2px 0;min-height:0}.bim-tree-node{display:flex;flex-direction:column}.bim-tree-node-content{display:flex;align-items:center;height:32px;cursor:pointer;transition:background-color .2s;border-radius:4px;padding-right:8px}.bim-tree-node-content:hover{background-color:var(--bim-ui_bg_hover, rgba(0, 0, 0, .05))}.bim-tree-switcher{width:24px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--bim-ui_text_secondary, #999);transition:transform .2s;flex-shrink:0}.bim-tree-switcher svg{width:12px;height:12px;fill:currentColor;transition:transform .2s}.bim-tree-switcher.is-expanded svg{transform:rotate(90deg)}.bim-tree-switcher.is-hidden{visibility:hidden}.bim-tree-checkbox{width:16px;height:16px;border:1px solid var(--bim-ui_border_color, #d9d9d9);border-radius:2px;margin-right:8px;background-color:var(--bim-ui_bg_color, #fff);position:relative;cursor:pointer;flex-shrink:0;transition:all .2s}.bim-tree-checkbox:hover{border-color:var(--bim-primary_color, #1890ff)}.bim-tree-checkbox.is-checked{background-color:var(--bim-primary_color, #1890ff);border-color:var(--bim-primary_color, #1890ff)}.bim-tree-checkbox.is-checked:after{content:"";position:absolute;top:1px;left:4px;width:5px;height:9px;border:2px solid #fff;border-top:0;border-left:0;transform:rotate(45deg)}.bim-tree-checkbox.is-indeterminate{background-color:var(--bim-ui_bg_color, #fff);border-color:var(--bim-primary_color, #1890ff)}.bim-tree-checkbox.is-indeterminate:after{content:"";position:absolute;top:6px;left:3px;width:8px;height:2px;background-color:var(--bim-primary_color, #1890ff)}.bim-tree-node.is-disabled .bim-tree-checkbox{background-color:#f5f5f5;border-color:#d9d9d9;cursor:not-allowed}.bim-tree-node.is-disabled .bim-tree-checkbox.is-checked{background-color:#d9d9d9}.bim-tree-node.is-disabled .bim-tree-node-content{color:var(--bim-ui_text_disabled, #ccc);cursor:not-allowed}.bim-tree-icon{width:16px;height:16px;margin-right:6px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.bim-tree-icon img,.bim-tree-icon svg{width:100%;height:100%}.bim-tree-title{flex:1;white-space:nowrap}.bim-tree-children{display:none;overflow:visible}.bim-tree-children.is-visible{display:block}.bim-tree-node-content.is-selected{background-color:var(--bim-ui_bg_selected, rgba(24, 144, 255, .2));color:var(--bim-primary_color, #1890ff)}.bim-tree-node-actions{display:none;align-items:center;margin-left:8px;flex-shrink:0}.bim-tree-node-content.is-selected .bim-tree-node-actions{display:flex}.bim-tree-content{flex:1;overflow:auto;padding:2px 0;min-height:0}.bim-tree-node{display:flex;flex-direction:column;width:fit-content;min-width:100%}.bim-tree-node-content{display:flex;align-items:center;height:32px;cursor:pointer;transition:background-color .2s;border-radius:4px;padding-right:8px;width:fit-content;min-width:100%;box-sizing:border-box}.bim-tab{display:flex;flex-direction:column;width:100%;height:100%;background:transparent;color:var(--bim-tab-text, #e6e6e6)}.bim-tab__nav{display:flex;align-items:center;justify-content:center;gap:10px;padding:4px 0;background:transparent}.bim-tab__item{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:4px 0;border:none;border-radius:0;background:transparent;color:var(--bim-tab-text, #e6e6e6);cursor:pointer;transition:color .2s ease,border-color .2s ease;font-size:14px;border-bottom:2px solid transparent}.bim-tab__item:hover:not(.is-disabled):not(.is-active){color:var(--bim-tab-text, #e6e6e6);border-bottom-color:var(--bim-tab-border, rgba(255, 255, 255, .15))}.bim-tab__item.is-active{color:var(--bim-tab-text-active, #4da3ff);border-bottom-color:var(--bim-tab-text-active, #4da3ff)}.bim-tab__item.is-disabled{opacity:.5;cursor:not-allowed}.bim-tab__icon{width:16px;height:16px;display:inline-flex;align-items:center;justify-content:center;color:var(--bim-tab-icon, currentColor)}.bim-tab__icon svg{width:100%;height:100%;fill:currentColor}.bim-tab__title{white-space:nowrap}.bim-tab__content{flex:1;display:flex;position:relative;min-height:0;overflow:hidden}.bim-tab__panel{display:none;width:100%;height:100%;flex:1}.bim-tab__panel.is-active{display:flex;flex-direction:column;height:100%}.construct-tab__container{height:100%;display:flex;flex-direction:column}.construct-tab__panel-content{flex:1;display:flex;flex-direction:column;min-height:0;overflow:hidden}.construct-tab__panel-content .bim-tree{flex:1}.bim-collapse{background-color:var(--bim-bg-color, #ffffff);border:1px solid var(--bim-border-color, #d9d9d9);border-radius:4px;font-size:14px;color:var(--bim-text-color, rgba(0, 0, 0, .88))}.bim-collapse.is-ghost{background-color:transparent;border:none}.bim-collapse.is-ghost .bim-collapse-item{border-bottom:none}.bim-collapse.is-ghost .bim-collapse-header{background-color:transparent;padding-left:0;padding-right:0}.bim-collapse.is-ghost .bim-collapse-content{background-color:transparent;border-top:none}.bim-collapse-item{border-bottom:1px solid var(--bim-border-color, #d9d9d9)}.bim-collapse-item:last-child{border-bottom:none}.bim-collapse-item.is-disabled .bim-collapse-header{color:var(--bim-disabled-color, rgba(0, 0, 0, .25));cursor:not-allowed}.bim-collapse-header{display:flex;align-items:center;padding:12px 16px;background-color:var(--bim-header-bg-color, rgba(0, 0, 0, .02));cursor:pointer;transition:all .3s;position:relative}.bim-collapse-header:hover{background-color:var(--bim-header-hover-bg-color, rgba(0, 0, 0, .05))}.bim-collapse-arrow{margin-right:12px;font-size:12px;width:12px;height:12px;transition:transform .24s;display:inline-flex;align-items:center;justify-content:center}.bim-collapse-arrow svg{width:100%;height:100%;fill:currentColor}.bim-collapse-item.is-active .bim-collapse-arrow{transform:rotate(90deg)}.bim-collapse-icon{margin-right:8px;display:inline-flex;align-items:center}.bim-collapse-icon 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(function(yr,cn){typeof exports=="object"&&typeof module<"u"?cn(exports):typeof define=="function"&&define.amd?define(["exports"],cn):(yr=typeof globalThis<"u"?globalThis:yr||self,cn(yr.LyzBimEngineSDK={}))})(this,(function(yr){"use strict";const cn={common:{title:"BimEngine",description:"这是一个使用 BIM-ENGINE。",openTestDialog:"打开测试弹窗",openInfoDialog:"打开信息弹窗 (封装版)"},toolbar:{home:"首页",info:"信息",location:"定位",setting:"设置",walk:"漫游",walkMenu:"漫游菜单",walkPerson:"第一人称",walkBird:"第三人称",tree:"模型树"},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"},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"},panel:{property:{title:"属性面板",base:"基本属性",material:"材质信息",advanced:"高级设置"}}},zh={common:{title:"BimEngine",description:"This is a BIM-ENGINE demo.",openTestDialog:"Open Test Dialog",openInfoDialog:"Open Info Dialog (Wrapped)"},toolbar:{home:"Home",info:"Info",location:"Location",setting:"Settings",walk:"Walk",walkPerson:"Person",walkBird:"Bird Eye",walkMenu:"Menu",tree:"Tree"},dialog:{testTitle:"Test Dialog",testContent:'This is a draggable and resizable dialog.
'},menu:{info:"Info",home:"Home"},tree:{searchPlaceholder:"Please enter content to search"},constructTree:{title:"Construct Tree"},tab:{component:"Component",system:"System",space:"Space"},panel:{property:{title:"Property Panel",base:"Basic Info",material:"Material",advanced:"Advanced"}}};class Hh{currentLocale="zh-CN";messages={"zh-CN":cn,"en-US":zh};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 r of t)if(i&&typeof i=="object"&&r in i)i=i[r];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 xi=new Hh,yi=n=>xi.t(n),rl={name:"dark",primary:"#0078d4",primaryHover:"#0063b1",background:"#f5f5f5",panelBackground:"rgba(30, 30, 30, 0.9)",textPrimary:"#ffffff",textSecondary:"#cccccc",border:"#444444",icon:"#cccccc",iconActive:"#ffffff",componentBackground:"transparent",componentHover:"#4e4d4dff",componentActive:"rgba(255, 255, 255, 0.1)"},Vh={name:"light",primary:"#0078d4",primaryHover:"#106ebe",background:"#f5f5f5",panelBackground:"#ffffff",textPrimary:"#333333",textSecondary:"#666666",border:"#e0e0e0",icon:"#555555",iconActive:"#0078d4",componentBackground:"transparent",componentHover:"#f0f0f0",componentActive:"#e0e0e0"};class Gh{currentTheme=rl;listeners=[];constructor(){}getTheme(){return this.currentTheme}setTheme(e){e==="light"?this.applyTheme(Vh):this.applyTheme(rl)}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 Pt=new Gh;class Fs{container;options;groups=[];activeBtnIds=new Set;btnRefs=new Map;dropdownElement=null;hoverTimeout=null;customColors=new Set;unsubscribeLocale=null;unsubscribeTheme=null;engine=null;DEFAULT_ICON='{if(this.isVisible(s.id)){const a=this.renderButton(s);r.appendChild(a)}}),r}renderButton(e){const t=document.createElement("div");t.className="opt-btn-wrapper";const i=document.createElement("div");i.className="opt-btn",(e.align||this.options.align||"vertical")==="horizontal"?i.classList.add("align-horizontal"):i.classList.add("align-vertical"),this.activeBtnIds.has(e.id)&&i.classList.add("active"),e.disabled&&i.classList.add("disabled"),this.options.showLabel&&e.label||i.classList.add("no-label");const a=e.iconSize||32,o=e.minWidth||50;i.style.minWidth=`${o}px`;const l=document.createElement("div");l.className="opt-btn-icon",l.style.width=`${a}px`,l.style.height=`${a}px`,l.innerHTML=this.getIcon(e.icon),i.appendChild(l);const c=document.createElement("div");if(c.className="opt-btn-text-wrapper",this.options.showLabel&&e.label){const h=document.createElement("span");h.className="opt-btn-label",h.textContent=yi(e.label),c.appendChild(h)}if(e.children&&e.children.length>0){const h=document.createElement("span");h.className="opt-btn-arrow",h.textContent="▼",c.appendChild(h)}return c.hasChildNodes()&&i.appendChild(c),i.addEventListener("click",()=>this.handleClick(e)),i.addEventListener("mouseenter",()=>this.handleMouseEnter(e,i)),i.addEventListener("mouseleave",()=>this.handleMouseLeave()),this.btnRefs.set(e.id,i),t.appendChild(i),t}handleClick(e){e.disabled||(!e.children||e.children.length===0)&&(e.keepActive&&(this.activeBtnIds.has(e.id)?this.activeBtnIds.delete(e.id):this.activeBtnIds.add(e.id),this.updateButtonState(e.id)),this.closeDropdown(),e.onClick&&e.onClick(e))}handleMouseEnter(e,t){this.hoverTimeout&&clearTimeout(this.hoverTimeout),e.children&&e.children.length>0?this.showDropdown(e,t):this.closeDropdown()}handleMouseLeave(){this.hoverTimeout=window.setTimeout(()=>this.closeDropdown(),200)}showDropdown(e,t){if(this.closeDropdown(),!e.children)return;const i=document.createElement("div");i.className="opt-btn-dropdown",this.options.backgroundColor&&i.style.setProperty("--bim-toolbar-bg",this.options.backgroundColor);const r=t.getBoundingClientRect(),s=this.options.expand||"down";this.options.direction==="row"?i.style.flexDirection="column":i.style.flexDirection="row",document.body.appendChild(i),this.setupEventInterception(i),e.children.forEach(o=>{if(this.isVisible(o.id)){const l=this.renderDropdownItem(o);i.appendChild(l)}});const a=i.getBoundingClientRect();s==="up"?(i.style.bottom=window.innerHeight-r.top+8+"px",i.style.left=r.left+(r.width-a.width)/2+"px"):s==="down"?(i.style.top=r.bottom+8+"px",i.style.left=r.left+(r.width-a.width)/2+"px"):s==="right"?(i.style.top=r.top+(r.height-a.height)/2+"px",i.style.left=r.right+8+"px"):s==="left"&&(i.style.top=r.top+(r.height-a.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");const r=e.iconSize||32,s=e.minWidth;s&&(t.style.minWidth=`${s}px`);const a=document.createElement("div");if(a.className="opt-btn-icon",a.style.width=`${r}px`,a.style.height=`${r}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=yi(e.label),t.appendChild(o)}return t.addEventListener("click",o=>{o.stopPropagation(),this.handleClick(e)}),t}closeDropdown(){this.dropdownElement&&(this.dropdownElement.remove(),this.dropdownElement=null),this.btnRefs.forEach(e=>{const t=e.querySelector(".opt-btn-arrow");t&&t.classList.remove("rotated")})}updateButtonState(e){const t=this.btnRefs.get(e);t&&(this.activeBtnIds.has(e)?t.classList.add("active"):t.classList.remove("active"))}getIcon(e){return e||this.DEFAULT_ICON}updateButtonVisibility(e,t){this.options.visibility||(this.options.visibility={}),this.options.visibility[e]=t,this.render()}setShowLabel(e){this.options.showLabel=e,this.updateLabelsVisibility()}updateLabelsVisibility(){this.btnRefs.forEach((e,t)=>{const i=this.findButtonById(t);if(!i)return;this.options.showLabel&&i.label?e.classList.remove("no-label"):e.classList.add("no-label")})}findButtonById(e){for(const t of this.groups){const i=this.findButton(t.buttons,e);if(i)return i}}setBackgroundColor(e){this.setColors({backgroundColor:e})}isVisible(e){return this.options.visibility?.[e]!==!1}destroy(){this.unsubscribeLocale&&(this.unsubscribeLocale(),this.unsubscribeLocale=null),this.unsubscribeTheme&&(this.unsubscribeTheme(),this.unsubscribeTheme=null),this.closeDropdown(),this.container.innerHTML="",this.btnRefs.clear()}}class Wh extends Fs{async init(){await super.init();const{createHomeButton:e}=await Promise.resolve().then(()=>i1),{locationButton:t}=await Promise.resolve().then(()=>r1),{walkMenuButton:i}=await Promise.resolve().then(()=>n1),{walkPersonButton:r}=await Promise.resolve().then(()=>s1),{walkBirdButton:s}=await Promise.resolve().then(()=>a1),{settingButton:a}=await Promise.resolve().then(()=>o1),{infoButton:o}=await Promise.resolve().then(()=>l1);this.addGroup("group-1"),this.engine?this.addButton(e(this.engine)):console.warn("[Toolbar] Engine not available when creating buttons."),this.addButton(i),this.addButton(r),this.addButton(s),this.addButton(t),this.addGroup("group-2"),this.addButton(a),this.addButton(o),this.render()}}class sr{engine;constructor(e){this.engine=e}emit(e,t){this.engine.emit(e,t)}on(e,t){return this.engine.on(e,t)}}class jh extends sr{toolbar=null;toolbarContainer=null;container;constructor(e,t){super(e),this.container=t,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 Wh({container:this.toolbarContainer,showLabel:!0,direction:"row",position:"bottom-center",align:"vertical",expand:"up"}),this.toolbar.setEngine(this.engine),this.toolbar.init()}updateTheme(e){this.toolbar?.setTheme(e)}refresh(){this.toolbar?.render()}destroy(){this.toolbar?.destroy(),this.toolbar=null}addGroup(e,t){this.toolbar?.addGroup(e,t),this.toolbar?.render()}addButton(e){this.toolbar?.addButton(e),this.toolbar?.render()}setButtonVisibility(e,t){this.toolbar?.updateButtonVisibility(e,t)}setShowLabel(e){this.toolbar?.setShowLabel(e)}setVisible(e){this.toolbarContainer&&(this.toolbarContainer.style.visibility=e?"visible":"hidden")}setBackgroundColor(e){this.toolbar?.setBackgroundColor(e)}setColors(e){this.toolbar?.setColors(e)}}class Xh extends sr{groups=new Map;container;constructor(e,t){super(e),this.container=t}create(e,t){const i=new Fs({container:this.container,...t});return i.setEngine(this.engine),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()}}class nl{element;options;container;header;contentArea;_isDestroyed=!1;_isInitialized=!1;unsubscribeTheme=null;unsubscribeLocale=null;rafId=null;constructor(e){this.options={title:"Dialog",width:300,height:"auto",position:"center",draggable:!0,resizable:!1,minWidth:200,minHeight:100,...e},this.container=e.container,this.element=this.createDom(),this.header=this.element.querySelector(".bim-dialog-header"),this.contentArea=this.element.querySelector(".bim-dialog-content"),this.init()}setTheme(e){const t=this.element.style;this.options.backgroundColor||t.setProperty("--bim-dialog-bg",e.panelBackground),this.options.headerBackgroundColor||t.setProperty("--bim-dialog-header-bg",e.componentHover),this.options.titleColor||t.setProperty("--bim-dialog-title-color",e.textPrimary),this.options.textColor||t.setProperty("--bim-dialog-text-color",e.textPrimary),this.options.borderColor||t.setProperty("--bim-dialog-border-color",e.border)}init(){this._isInitialized||(this.container.appendChild(this.element),this.initPosition(),this.options.draggable&&this.initDrag(),this.options.resizable&&this.initResize(),this._isInitialized=!0,this.options.onOpen&&this.options.onOpen(),this.unsubscribeTheme=Pt.subscribe(e=>{this.setTheme(e)}),this.unsubscribeLocale=xi.subscribe(()=>{this.setLocales()}))}setLocales(){if(this.options.title){const e=this.header.querySelector(".bim-dialog-title");e&&(e.textContent=yi(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=`${this.options.minWidth}px`);const i=document.createElement("div");i.className="bim-dialog-header",this.options.draggable&&i.classList.add("draggable");const r=document.createElement("span");r.className="bim-dialog-title",r.textContent=this.options.title?yi(this.options.title):"";const s=document.createElement("span");s.className="bim-dialog-close",s.innerHTML="×",s.onclick=()=>{this.close()},i.appendChild(r),i.appendChild(s);const a=document.createElement("div");if(a.className="bim-dialog-content",typeof this.options.content=="string"?a.innerHTML=this.options.content:this.options.content instanceof HTMLElement&&a.appendChild(this.options.content),e.appendChild(i),e.appendChild(a),this.options.resizable){const c=document.createElement("div");c.className="bim-dialog-resize-handle",e.appendChild(c)}const o=c=>{c.stopPropagation()};return["click","dblclick","contextmenu","wheel","mousedown","mouseup","mousemove","touchstart","touchend","touchmove","pointerdown","pointerup","pointermove","pointerenter","pointerleave","pointerover","pointerout"].forEach(c=>{e.addEventListener(c,o,{passive:!1})}),e}setSize(e,t,i){t!==void 0&&(t==="auto"||t==="fit-content"?e.style.width=t:e.style.width=typeof t=="number"?`${t}px`:t),i!==void 0&&(i==="auto"||i==="fit-content"?e.style.height=i:e.style.height=typeof i=="number"?`${i}px`:i)}fitWidth(e=!1){this.element.style.width="fit-content",e&&this.initPosition()}initPosition(){const e=this.options.position,t=this.element.getBoundingClientRect();let i=0,r=0;const s=this.container.clientWidth,a=this.container.clientHeight,o=t.width,l=t.height;if(typeof e=="object"&&"x"in e)i=e.x,r=e.y;else switch(e){case"center":i=(s-o)/2,r=(a-l)/2;break;case"top-left":i=0,r=0;break;case"top-center":i=(s-o)/2,r=0;break;case"top-right":i=s-o,r=0;break;case"left-center":i=0,r=(a-l)/2;break;case"right-center":i=s-o,r=(a-l)/2;break;case"bottom-left":i=0,r=a-l;break;case"bottom-center":i=(s-o)/2,r=a-l;break;case"bottom-right":i=s-o,r=a-l;break;default:i=(s-o)/2,r=(a-l)/2}i=Math.max(0,Math.min(i,s-o)),r=Math.max(0,Math.min(r,a-l)),this.element.style.left=`${i}px`,this.element.style.top=`${r}px`}initDrag(){let e=0,t=0,i=0,r=0,s=0,a=0,o=0,l=0;const c=d=>{d.preventDefault(),d.stopPropagation(),e=d.clientX,t=d.clientY,i=this.element.offsetLeft,r=this.element.offsetTop,s=this.container.clientWidth,a=this.container.clientHeight,o=this.element.offsetWidth,l=this.element.offsetHeight,document.addEventListener("mousemove",h,{capture:!0}),document.addEventListener("mouseup",u,{capture:!0})},h=d=>{d.preventDefault(),d.stopPropagation(),!this.rafId&&(this.rafId=requestAnimationFrame(()=>{const f=d.clientX-e,g=d.clientY-t;let v=i+f,m=r+g;const p=s-o,y=a-l;v=Math.max(0,Math.min(v,p)),m=Math.max(0,Math.min(m,y)),this.element.style.left=`${v}px`,this.element.style.top=`${m}px`,this.rafId=null}))},u=()=>{this.rafId&&(cancelAnimationFrame(this.rafId),this.rafId=null),document.removeEventListener("mousemove",h,{capture:!0}),document.removeEventListener("mouseup",u,{capture:!0})};this.header.addEventListener("mousedown",c)}initResize(){const e=this.element.querySelector(".bim-dialog-resize-handle");if(!e)return;let t=0,i=0,r=0,s=0;const a=c=>{c.preventDefault(),c.stopPropagation(),t=c.clientX,i=c.clientY,r=this.element.offsetWidth,s=this.element.offsetHeight,document.addEventListener("mousemove",o,{capture:!0}),document.addEventListener("mouseup",l,{capture:!0})},o=c=>{c.preventDefault(),c.stopPropagation(),!this.rafId&&(this.rafId=requestAnimationFrame(()=>{const h=c.clientX-t,u=c.clientY-i,d=Math.max(this.options.minWidth||100,r+h),f=Math.max(this.options.minHeight||50,s+u);this.element.style.width=`${d}px`,this.element.style.height=`${f}px`,this.rafId=null}))},l=()=>{this.rafId&&(cancelAnimationFrame(this.rafId),this.rafId=null),document.removeEventListener("mousemove",o,{capture:!0}),document.removeEventListener("mouseup",l,{capture:!0})};e.addEventListener("mousedown",a)}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 qh extends nl{constructor(e){const t=document.createElement("div");t.className="bim-info-dialog-content";const i=document.createElement("h3");i.textContent="Model Information";const r=document.createElement("ul");r.innerHTML=`
Name: Sample ProjectVersion: 1.0.0Date: ${new Date().toLocaleDateString()}Status: Active >8&255]+Nt[n>>16&255]+Nt[n>>24&255]+"-"+Nt[e&255]+Nt[e>>8&255]+"-"+Nt[e>>16&15|64]+Nt[e>>24&255]+"-"+Nt[t&63|128]+Nt[t>>8&255]+"-"+Nt[t>>16&255]+Nt[t>>24&255]+Nt[i&255]+Nt[i>>8&255]+Nt[i>>16&255]+Nt[i>>24&255]).toLowerCase()}function Fe(n,e,t){return Math.max(e,Math.min(t,n))}function Ha(n,e){return(n%e+e)%e}function Ru(n,e,t,i,r){return i+(n-e)*(r-i)/(t-e)}function Au(n,e,t){return n!==e?(t-n)/(e-n):0}function xn(n,e,t){return(1-t)*n+t*e}function Pu(n,e,t,i){return xn(n,e,1-Math.exp(-t*i))}function Lu(n,e=1){return e-Math.abs(Ha(n,e*2)-e)}function Du(n,e,t){return n<=e?0:n>=t?1:(n=(n-e)/(t-e),n*n*(3-2*n))}function Iu(n,e,t){return n<=e?0:n>=t?1:(n=(n-e)/(t-e),n*n*n*(n*(n*6-15)+10))}function Uu(n,e){return n+Math.floor(Math.random()*(e-n+1))}function Nu(n,e){return n+Math.random()*(e-n)}function Ou(n){return n*(.5-Math.random())}function Bu(n){n!==void 0&&(Nl=n);let e=Nl+=1831565813;return e=Math.imul(e^e>>>15,e|1),e^=e+Math.imul(e^e>>>7,e|61),((e^e>>>14)>>>0)/4294967296}function Fu(n){return n*_n}function ku(n){return n*Pr}function zu(n){return(n&n-1)===0&&n!==0}function Hu(n){return Math.pow(2,Math.ceil(Math.log(n)/Math.LN2))}function Vu(n){return Math.pow(2,Math.floor(Math.log(n)/Math.LN2))}function Gu(n,e,t,i,r){const s=Math.cos,a=Math.sin,o=s(t/2),l=a(t/2),c=s((e+i)/2),h=a((e+i)/2),u=s((e-i)/2),d=a((e-i)/2),f=s((i-e)/2),g=a((i-e)/2);switch(r){case"XYX":n.set(o*h,l*u,l*d,o*c);break;case"YZY":n.set(l*d,o*h,l*u,o*c);break;case"ZXZ":n.set(l*u,l*d,o*h,o*c);break;case"XZX":n.set(o*h,l*g,l*f,o*c);break;case"YXY":n.set(l*f,o*h,l*g,o*c);break;case"ZYZ":n.set(l*g,l*f,o*h,o*c);break;default:be("MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+r)}}function si(n,e){switch(e.constructor){case Float32Array:return n;case Uint32Array:return n/4294967295;case Uint16Array:return n/65535;case Uint8Array:return n/255;case Int32Array:return Math.max(n/2147483647,-1);case Int16Array:return Math.max(n/32767,-1);case Int8Array:return Math.max(n/127,-1);default:throw new Error("Invalid component type.")}}function tt(n,e){switch(e.constructor){case Float32Array:return n;case Uint32Array:return Math.round(n*4294967295);case Uint16Array:return Math.round(n*65535);case Uint8Array:return Math.round(n*255);case Int32Array:return Math.round(n*2147483647);case Int16Array:return Math.round(n*32767);case Int8Array:return Math.round(n*127);default:throw new Error("Invalid component type.")}}const Va={DEG2RAD:_n,RAD2DEG:Pr,generateUUID:ni,clamp:Fe,euclideanModulo:Ha,mapLinear:Ru,inverseLerp:Au,lerp:xn,damp:Pu,pingpong:Lu,smoothstep:Du,smootherstep:Iu,randInt:Uu,randFloat:Nu,randFloatSpread:Ou,seededRandom:Bu,degToRad:Fu,radToDeg:ku,isPowerOfTwo:zu,ceilPowerOfTwo:Hu,floorPowerOfTwo:Vu,setQuaternionFromProperEuler:Gu,normalize:tt,denormalize:si};class oe{constructor(e=0,t=0){oe.prototype.isVector2=!0,this.x=e,this.y=t}get width(){return this.x}set width(e){this.x=e}get height(){return this.y}set height(e){this.y=e}set(e,t){return this.x=e,this.y=t,this}setScalar(e){return this.x=e,this.y=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=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;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y)}copy(e){return this.x=e.x,this.y=e.y,this}add(e){return this.x+=e.x,this.y+=e.y,this}addScalar(e){return this.x+=e,this.y+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this}subScalar(e){return this.x-=e,this.y-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this}multiply(e){return this.x*=e.x,this.y*=e.y,this}multiplyScalar(e){return this.x*=e,this.y*=e,this}divide(e){return this.x/=e.x,this.y/=e.y,this}divideScalar(e){return this.multiplyScalar(1/e)}applyMatrix3(e){const t=this.x,i=this.y,r=e.elements;return this.x=r[0]*t+r[3]*i+r[6],this.y=r[1]*t+r[4]*i+r[7],this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this}clamp(e,t){return this.x=Fe(this.x,e.x,t.x),this.y=Fe(this.y,e.y,t.y),this}clampScalar(e,t){return this.x=Fe(this.x,e,t),this.y=Fe(this.y,e,t),this}clampLength(e,t){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Fe(i,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(e){return this.x*e.x+this.y*e.y}cross(e){return this.x*e.y-this.y*e.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(t===0)return Math.PI/2;const i=this.dot(e)/t;return Math.acos(Fe(i,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,i=this.y-e.y;return t*t+i*i}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this}lerpVectors(e,t,i){return this.x=e.x+(t.x-e.x)*i,this.y=e.y+(t.y-e.y)*i,this}equals(e){return e.x===this.x&&e.y===this.y}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this}rotateAround(e,t){const i=Math.cos(t),r=Math.sin(t),s=this.x-e.x,a=this.y-e.y;return this.x=s*i-a*r+e.x,this.y=s*r+a*i+e.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class ai{constructor(e=0,t=0,i=0,r=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=i,this._w=r}static slerpFlat(e,t,i,r,s,a,o){let l=i[r+0],c=i[r+1],h=i[r+2],u=i[r+3],d=s[a+0],f=s[a+1],g=s[a+2],v=s[a+3];if(o<=0){e[t+0]=l,e[t+1]=c,e[t+2]=h,e[t+3]=u;return}if(o>=1){e[t+0]=d,e[t+1]=f,e[t+2]=g,e[t+3]=v;return}if(u!==v||l!==d||c!==f||h!==g){let m=l*d+c*f+h*g+u*v;m<0&&(d=-d,f=-f,g=-g,v=-v,m=-m);let p=1-o;if(m<.9995){const y=Math.acos(m),_=Math.sin(y);p=Math.sin(p*y)/_,o=Math.sin(o*y)/_,l=l*p+d*o,c=c*p+f*o,h=h*p+g*o,u=u*p+v*o}else{l=l*p+d*o,c=c*p+f*o,h=h*p+g*o,u=u*p+v*o;const y=1/Math.sqrt(l*l+c*c+h*h+u*u);l*=y,c*=y,h*=y,u*=y}}e[t]=l,e[t+1]=c,e[t+2]=h,e[t+3]=u}static multiplyQuaternionsFlat(e,t,i,r,s,a){const o=i[r],l=i[r+1],c=i[r+2],h=i[r+3],u=s[a],d=s[a+1],f=s[a+2],g=s[a+3];return e[t]=o*g+h*u+l*f-c*d,e[t+1]=l*g+h*d+c*u-o*f,e[t+2]=c*g+h*f+o*d-l*u,e[t+3]=h*g-o*u-l*d-c*f,e}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get w(){return this._w}set w(e){this._w=e,this._onChangeCallback()}set(e,t,i,r){return this._x=e,this._y=t,this._z=i,this._w=r,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}setFromEuler(e,t=!0){const i=e._x,r=e._y,s=e._z,a=e._order,o=Math.cos,l=Math.sin,c=o(i/2),h=o(r/2),u=o(s/2),d=l(i/2),f=l(r/2),g=l(s/2);switch(a){case"XYZ":this._x=d*h*u+c*f*g,this._y=c*f*u-d*h*g,this._z=c*h*g+d*f*u,this._w=c*h*u-d*f*g;break;case"YXZ":this._x=d*h*u+c*f*g,this._y=c*f*u-d*h*g,this._z=c*h*g-d*f*u,this._w=c*h*u+d*f*g;break;case"ZXY":this._x=d*h*u-c*f*g,this._y=c*f*u+d*h*g,this._z=c*h*g+d*f*u,this._w=c*h*u-d*f*g;break;case"ZYX":this._x=d*h*u-c*f*g,this._y=c*f*u+d*h*g,this._z=c*h*g-d*f*u,this._w=c*h*u+d*f*g;break;case"YZX":this._x=d*h*u+c*f*g,this._y=c*f*u+d*h*g,this._z=c*h*g-d*f*u,this._w=c*h*u-d*f*g;break;case"XZY":this._x=d*h*u-c*f*g,this._y=c*f*u-d*h*g,this._z=c*h*g+d*f*u,this._w=c*h*u+d*f*g;break;default:be("Quaternion: .setFromEuler() encountered an unknown order: "+a)}return t===!0&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const i=t/2,r=Math.sin(i);return this._x=e.x*r,this._y=e.y*r,this._z=e.z*r,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,i=t[0],r=t[4],s=t[8],a=t[1],o=t[5],l=t[9],c=t[2],h=t[6],u=t[10],d=i+o+u;if(d>0){const f=.5/Math.sqrt(d+1);this._w=.25/f,this._x=(h-l)*f,this._y=(s-c)*f,this._z=(a-r)*f}else if(i>o&&i>u){const f=2*Math.sqrt(1+i-o-u);this._w=(h-l)/f,this._x=.25*f,this._y=(r+a)/f,this._z=(s+c)/f}else if(o>u){const f=2*Math.sqrt(1+o-i-u);this._w=(s-c)/f,this._x=(r+a)/f,this._y=.25*f,this._z=(l+h)/f}else{const f=2*Math.sqrt(1+u-i-o);this._w=(a-r)/f,this._x=(s+c)/f,this._y=(l+h)/f,this._z=.25*f}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let i=e.dot(t)+1;return i<1e-8?(i=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=i):(this._x=0,this._y=-e.z,this._z=e.y,this._w=i)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=i),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(Fe(this.dot(e),-1,1)))}rotateTowards(e,t){const i=this.angleTo(e);if(i===0)return this;const r=Math.min(1,t/i);return this.slerp(e,r),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let e=this.length();return e===0?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const i=e._x,r=e._y,s=e._z,a=e._w,o=t._x,l=t._y,c=t._z,h=t._w;return this._x=i*h+a*o+r*c-s*l,this._y=r*h+a*l+s*o-i*c,this._z=s*h+a*c+i*l-r*o,this._w=a*h-i*o-r*l-s*c,this._onChangeCallback(),this}slerp(e,t){if(t<=0)return this;if(t>=1)return this.copy(e);let i=e._x,r=e._y,s=e._z,a=e._w,o=this.dot(e);o<0&&(i=-i,r=-r,s=-s,a=-a,o=-o);let l=1-t;if(o<.9995){const c=Math.acos(o),h=Math.sin(c);l=Math.sin(l*c)/h,t=Math.sin(t*c)/h,this._x=this._x*l+i*t,this._y=this._y*l+r*t,this._z=this._z*l+s*t,this._w=this._w*l+a*t,this._onChangeCallback()}else this._x=this._x*l+i*t,this._y=this._y*l+r*t,this._z=this._z*l+s*t,this._w=this._w*l+a*t,this.normalize();return this}slerpQuaternions(e,t,i){return this.copy(e).slerp(t,i)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),i=Math.random(),r=Math.sqrt(1-i),s=Math.sqrt(i);return this.set(r*Math.sin(e),r*Math.cos(e),s*Math.sin(t),s*Math.cos(t))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e,t=0){return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}fromBufferAttribute(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class w{constructor(e=0,t=0,i=0){w.prototype.isVector3=!0,this.x=e,this.y=t,this.z=i}set(e,t,i){return i===void 0&&(i=this.z),this.x=e,this.y=t,this.z=i,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(Ol.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(Ol.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,i=this.y,r=this.z,s=e.elements;return this.x=s[0]*t+s[3]*i+s[6]*r,this.y=s[1]*t+s[4]*i+s[7]*r,this.z=s[2]*t+s[5]*i+s[8]*r,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,i=this.y,r=this.z,s=e.elements,a=1/(s[3]*t+s[7]*i+s[11]*r+s[15]);return this.x=(s[0]*t+s[4]*i+s[8]*r+s[12])*a,this.y=(s[1]*t+s[5]*i+s[9]*r+s[13])*a,this.z=(s[2]*t+s[6]*i+s[10]*r+s[14])*a,this}applyQuaternion(e){const t=this.x,i=this.y,r=this.z,s=e.x,a=e.y,o=e.z,l=e.w,c=2*(a*r-o*i),h=2*(o*t-s*r),u=2*(s*i-a*t);return this.x=t+l*c+a*u-o*h,this.y=i+l*h+o*c-s*u,this.z=r+l*u+s*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,r=this.z,s=e.elements;return this.x=s[0]*t+s[4]*i+s[8]*r,this.y=s[1]*t+s[5]*i+s[9]*r,this.z=s[2]*t+s[6]*i+s[10]*r,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=Fe(this.x,e.x,t.x),this.y=Fe(this.y,e.y,t.y),this.z=Fe(this.z,e.z,t.z),this}clampScalar(e,t){return this.x=Fe(this.x,e,t),this.y=Fe(this.y,e,t),this.z=Fe(this.z,e,t),this}clampLength(e,t){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Fe(i,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,i){return this.x=e.x+(t.x-e.x)*i,this.y=e.y+(t.y-e.y)*i,this.z=e.z+(t.z-e.z)*i,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const i=e.x,r=e.y,s=e.z,a=t.x,o=t.y,l=t.z;return this.x=r*l-s*o,this.y=s*a-i*l,this.z=i*o-r*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 Ga.copy(this).projectOnVector(e),this.sub(Ga)}reflect(e){return this.sub(Ga.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(t===0)return Math.PI/2;const i=this.dot(e)/t;return Math.acos(Fe(i,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,i=this.y-e.y,r=this.z-e.z;return t*t+i*i+r*r}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 r=Math.sin(t)*e;return this.x=r*Math.sin(i),this.y=Math.cos(t)*e,this.z=r*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(),r=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=i,this.z=r,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 Ga=new w,Ol=new ai;class Be{constructor(e,t,i,r,s,a,o,l,c){Be.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],e!==void 0&&this.set(e,t,i,r,s,a,o,l,c)}set(e,t,i,r,s,a,o,l,c){const h=this.elements;return h[0]=e,h[1]=r,h[2]=o,h[3]=t,h[4]=s,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,r=t.elements,s=this.elements,a=i[0],o=i[3],l=i[6],c=i[1],h=i[4],u=i[7],d=i[2],f=i[5],g=i[8],v=r[0],m=r[3],p=r[6],y=r[1],_=r[4],E=r[7],A=r[2],S=r[5],R=r[8];return s[0]=a*v+o*y+l*A,s[3]=a*m+o*_+l*S,s[6]=a*p+o*E+l*R,s[1]=c*v+h*y+u*A,s[4]=c*m+h*_+u*S,s[7]=c*p+h*E+u*R,s[2]=d*v+f*y+g*A,s[5]=d*m+f*_+g*S,s[8]=d*p+f*E+g*R,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this}determinant(){const e=this.elements,t=e[0],i=e[1],r=e[2],s=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*s*h+i*o*l+r*s*c-r*a*l}invert(){const e=this.elements,t=e[0],i=e[1],r=e[2],s=e[3],a=e[4],o=e[5],l=e[6],c=e[7],h=e[8],u=h*a-o*c,d=o*l-h*s,f=c*s-a*l,g=t*u+i*d+r*f;if(g===0)return this.set(0,0,0,0,0,0,0,0,0);const v=1/g;return e[0]=u*v,e[1]=(r*c-h*i)*v,e[2]=(o*i-r*a)*v,e[3]=d*v,e[4]=(h*t-r*l)*v,e[5]=(r*s-o*t)*v,e[6]=f*v,e[7]=(i*l-c*t)*v,e[8]=(a*t-i*s)*v,this}transpose(){let e;const t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this}getNormalMatrix(e){return this.setFromMatrix4(e).invert().transpose()}transposeIntoArray(e){const t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this}setUvTransform(e,t,i,r,s,a,o){const l=Math.cos(s),c=Math.sin(s);return this.set(i*l,i*c,-i*(l*a+c*o)+a+e,-r*c,r*l,-r*(-c*a+l*o)+o+t,0,0,1),this}scale(e,t){return this.premultiply(Wa.makeScale(e,t)),this}rotate(e){return this.premultiply(Wa.makeRotation(-e)),this}translate(e,t){return this.premultiply(Wa.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 r=0;r<9;r++)if(t[r]!==i[r])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 Wa=new Be,Bl=new Be().set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Fl=new Be().set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function Wu(){const n={enabled:!0,workingColorSpace:Ut,spaces:{},convert:function(r,s,a){return this.enabled===!1||s===a||!s||!a||(this.spaces[s].transfer===et&&(r.r=Ii(r.r),r.g=Ii(r.g),r.b=Ii(r.b)),this.spaces[s].primaries!==this.spaces[a].primaries&&(r.applyMatrix3(this.spaces[s].toXYZ),r.applyMatrix3(this.spaces[a].fromXYZ)),this.spaces[a].transfer===et&&(r.r=Lr(r.r),r.g=Lr(r.g),r.b=Lr(r.b))),r},workingToColorSpace:function(r,s){return this.convert(r,this.workingColorSpace,s)},colorSpaceToWorking:function(r,s){return this.convert(r,s,this.workingColorSpace)},getPrimaries:function(r){return this.spaces[r].primaries},getTransfer:function(r){return r===Xi?Yn:this.spaces[r].transfer},getToneMappingMode:function(r){return this.spaces[r].outputColorSpaceConfig.toneMappingMode||"standard"},getLuminanceCoefficients:function(r,s=this.workingColorSpace){return r.fromArray(this.spaces[s].luminanceCoefficients)},define:function(r){Object.assign(this.spaces,r)},_getMatrix:function(r,s,a){return r.copy(this.spaces[s].toXYZ).multiply(this.spaces[a].fromXYZ)},_getDrawingBufferColorSpace:function(r){return this.spaces[r].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(r=this.workingColorSpace){return this.spaces[r].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(r,s){return vn("ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),n.workingToColorSpace(r,s)},toWorkingColorSpace:function(r,s){return vn("ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),n.colorSpaceToWorking(r,s)}},e=[.64,.33,.3,.6,.15,.06],t=[.2126,.7152,.0722],i=[.3127,.329];return n.define({[Ut]:{primaries:e,whitePoint:i,transfer:Yn,toXYZ:Bl,fromXYZ:Fl,luminanceCoefficients:t,workingColorSpaceConfig:{unpackColorSpace:Et},outputColorSpaceConfig:{drawingBufferColorSpace:Et}},[Et]:{primaries:e,whitePoint:i,transfer:et,toXYZ:Bl,fromXYZ:Fl,luminanceCoefficients:t,outputColorSpaceConfig:{drawingBufferColorSpace:Et}}}),n}const je=Wu();function Ii(n){return n<.04045?n*.0773993808:Math.pow(n*.9478672986+.0521327014,2.4)}function Lr(n){return n<.0031308?n*12.92:1.055*Math.pow(n,.41666)-.055}let Dr;class ju{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{Dr===void 0&&(Dr=gn("canvas")),Dr.width=e.width,Dr.height=e.height;const r=Dr.getContext("2d");e instanceof ImageData?r.putImageData(e,0,0):r.drawImage(e,0,0,e.width,e.height),i=Dr}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=gn("canvas");t.width=e.width,t.height=e.height;const i=t.getContext("2d");i.drawImage(e,0,0,e.width,e.height);const r=i.getImageData(0,0,e.width,e.height),s=r.data;for(let a=0;a1),this.pmremVersion=0}get width(){return this.source.getSize(qa).x}get height(){return this.source.getSize(qa).y}get depth(){return this.source.getSize(qa).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){be(`Texture.setValues(): parameter '${t}' has value of undefined.`);continue}const r=this[t];if(r===void 0){be(`Texture.setValues(): property '${t}' does not exist.`);continue}r&&i&&r.isVector2&&i.isVector2||r&&i&&r.isVector3&&i.isVector3||r&&i&&r.isMatrix3&&i.isMatrix3?r.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!==_l)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case Mi:e.x=e.x-Math.floor(e.x);break;case Zt:e.x=e.x<0?0:1;break;case Hn: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 Mi:e.y=e.y-Math.floor(e.y);break;case Zt:e.y=e.y<0?0:1;break;case Hn: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++}}wt.DEFAULT_IMAGE=null,wt.DEFAULT_MAPPING=_l,wt.DEFAULT_ANISOTROPY=1;class Ke{constructor(e=0,t=0,i=0,r=1){Ke.prototype.isVector4=!0,this.x=e,this.y=t,this.z=i,this.w=r}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,r){return this.x=e,this.y=t,this.z=i,this.w=r,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,r=this.z,s=this.w,a=e.elements;return this.x=a[0]*t+a[4]*i+a[8]*r+a[12]*s,this.y=a[1]*t+a[5]*i+a[9]*r+a[13]*s,this.z=a[2]*t+a[6]*i+a[10]*r+a[14]*s,this.w=a[3]*t+a[7]*i+a[11]*r+a[15]*s,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,r,s;const a=e.elements,o=a[0],l=a[4],c=a[8],h=a[1],u=a[5],d=a[9],f=a[2],g=a[6],v=a[10];if(Math.abs(l-h)<.01&&Math.abs(c-f)<.01&&Math.abs(d-g)<.01){if(Math.abs(l+h)<.1&&Math.abs(c+f)<.1&&Math.abs(d+g)<.1&&Math.abs(o+u+v-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const p=(o+1)/2,y=(u+1)/2,_=(v+1)/2,E=(l+h)/4,A=(c+f)/4,S=(d+g)/4;return p>y&&p>_?p<.01?(i=0,r=.707106781,s=.707106781):(i=Math.sqrt(p),r=E/i,s=A/i):y>_?y<.01?(i=.707106781,r=0,s=.707106781):(r=Math.sqrt(y),i=E/r,s=S/r):_<.01?(i=.707106781,r=.707106781,s=0):(s=Math.sqrt(_),i=A/s,r=S/s),this.set(i,r,s,t),this}let m=Math.sqrt((g-d)*(g-d)+(c-f)*(c-f)+(h-l)*(h-l));return Math.abs(m)<.001&&(m=1),this.x=(g-d)/m,this.y=(c-f)/m,this.z=(h-l)/m,this.w=Math.acos((o+u+v-1)/2),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this.w=t[15],this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}clamp(e,t){return this.x=Fe(this.x,e.x,t.x),this.y=Fe(this.y,e.y,t.y),this.z=Fe(this.z,e.z,t.z),this.w=Fe(this.w,e.w,t.w),this}clampScalar(e,t){return this.x=Fe(this.x,e,t),this.y=Fe(this.y,e,t),this.z=Fe(this.z,e,t),this.w=Fe(this.w,e,t),this}clampLength(e,t){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Fe(i,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,i){return this.x=e.x+(t.x-e.x)*i,this.y=e.y+(t.y-e.y)*i,this.z=e.z+(t.z-e.z)*i,this.w=e.w+(t.w-e.w)*i,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class Yu extends or{constructor(e=1,t=1,i={}){super(),i=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:_t,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1,depth:1,multiview:!1},i),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=i.depth,this.scissor=new Ke(0,0,e,t),this.scissorTest=!1,this.viewport=new Ke(0,0,e,t);const r={width:e,height:t,depth:i.depth},s=new wt(r);this.textures=[];const 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=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,oi),oi.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(yn),Jn.subVectors(this.max,yn),Ir.subVectors(e.a,yn),Ur.subVectors(e.b,yn),Nr.subVectors(e.c,yn),qi.subVectors(Ur,Ir),Yi.subVectors(Nr,Ur),lr.subVectors(Ir,Nr);let t=[0,-qi.z,qi.y,0,-Yi.z,Yi.y,0,-lr.z,lr.y,qi.z,0,-qi.x,Yi.z,0,-Yi.x,lr.z,0,-lr.x,-qi.y,qi.x,0,-Yi.y,Yi.x,0,-lr.y,lr.x,0];return!Ya(t,Ir,Ur,Nr,Jn)||(t=[1,0,0,0,1,0,0,0,1],!Ya(t,Ir,Ur,Nr,Jn))?!1:(Qn.crossVectors(qi,Yi),t=[Qn.x,Qn.y,Qn.z],Ya(t,Ir,Ur,Nr,Jn))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,oi).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(oi).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:(Ui[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Ui[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Ui[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Ui[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Ui[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Ui[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Ui[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Ui[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Ui),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 Ui=[new w,new w,new w,new w,new w,new w,new w,new w],oi=new w,$n=new Ct,Ir=new w,Ur=new w,Nr=new w,qi=new w,Yi=new w,lr=new w,yn=new w,Jn=new w,Qn=new w,cr=new w;function Ya(n,e,t,i,r){for(let s=0,a=n.length-3;s<=a;s+=3){cr.fromArray(n,s);const o=r.x*Math.abs(cr.x)+r.y*Math.abs(cr.y)+r.z*Math.abs(cr.z),l=e.dot(cr),c=t.dot(cr),h=i.dot(cr);if(Math.max(-Math.max(l,c,h),Math.min(l,c,h))>o)return!1}return!0}const Zu=new Ct,bn=new w,Ka=new w;class Ei{constructor(e=new w,t=-1){this.isSphere=!0,this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){const i=this.center;t!==void 0?i.copy(t):Zu.setFromPoints(e).getCenter(i);let r=0;for(let s=0,a=e.length;sthis.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;bn.subVectors(e,this.center);const t=bn.lengthSq();if(t>this.radius*this.radius){const i=Math.sqrt(t),r=(i-this.radius)*.5;this.center.addScaledVector(bn,r/i),this.radius+=r}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):(Ka.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(bn.copy(e.center).add(Ka)),this.expandByPoint(bn.copy(e.center).sub(Ka))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(e){return this.radius=e.radius,this.center.fromArray(e.center),this}}const Ni=new w,Za=new w,es=new w,Ki=new w,$a=new w,ts=new w,Ja=new w;class Or{constructor(e=new w,t=new w(0,0,-1)){this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,Ni)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const i=t.dot(this.direction);return i<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,i)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=Ni.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Ni.copy(this.origin).addScaledVector(this.direction,t),Ni.distanceToSquared(e))}distanceSqToSegment(e,t,i,r){Za.copy(e).add(t).multiplyScalar(.5),es.copy(t).sub(e).normalize(),Ki.copy(this.origin).sub(Za);const s=e.distanceTo(t)*.5,a=-this.direction.dot(es),o=Ki.dot(this.direction),l=-Ki.dot(es),c=Ki.lengthSq(),h=Math.abs(1-a*a);let u,d,f,g;if(h>0)if(u=a*l-o,d=a*o-l,g=s*h,u>=0)if(d>=-g)if(d<=g){const v=1/h;u*=v,d*=v,f=u*(u+a*d+2*o)+d*(a*u+d+2*l)+c}else d=s,u=Math.max(0,-(a*d+o)),f=-u*u+d*(d+2*l)+c;else d=-s,u=Math.max(0,-(a*d+o)),f=-u*u+d*(d+2*l)+c;else d<=-g?(u=Math.max(0,-(-a*s+o)),d=u>0?-s:Math.min(Math.max(-s,-l),s),f=-u*u+d*(d+2*l)+c):d<=g?(u=0,d=Math.min(Math.max(-s,-l),s),f=d*(d+2*l)+c):(u=Math.max(0,-(a*s+o)),d=u>0?s:Math.min(Math.max(-s,-l),s),f=-u*u+d*(d+2*l)+c);else d=a>0?-s:s,u=Math.max(0,-(a*d+o)),f=-u*u+d*(d+2*l)+c;return i&&i.copy(this.origin).addScaledVector(this.direction,u),r&&r.copy(Za).addScaledVector(es,d),f}intersectSphere(e,t){Ni.subVectors(e.center,this.origin);const i=Ni.dot(this.direction),r=Ni.dot(Ni)-i*i,s=e.radius*e.radius;if(r>s)return null;const a=Math.sqrt(s-r),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,r,s,a,o,l;const c=1/this.direction.x,h=1/this.direction.y,u=1/this.direction.z,d=this.origin;return c>=0?(i=(e.min.x-d.x)*c,r=(e.max.x-d.x)*c):(i=(e.max.x-d.x)*c,r=(e.min.x-d.x)*c),h>=0?(s=(e.min.y-d.y)*h,a=(e.max.y-d.y)*h):(s=(e.max.y-d.y)*h,a=(e.min.y-d.y)*h),i>a||s>r||((s>i||isNaN(i))&&(i=s),(a=0?(o=(e.min.z-d.z)*u,l=(e.max.z-d.z)*u):(o=(e.max.z-d.z)*u,l=(e.min.z-d.z)*u),i>l||o>r)||((o>i||i!==i)&&(i=o),(l=0?i:r,t)}intersectsBox(e){return this.intersectBox(e,Ni)!==null}intersectTriangle(e,t,i,r,s){$a.subVectors(t,e),ts.subVectors(i,e),Ja.crossVectors($a,ts);let a=this.direction.dot(Ja),o;if(a>0){if(r)return null;o=1}else if(a<0)o=-1,a=-a;else return null;Ki.subVectors(this.origin,e);const l=o*this.direction.dot(ts.crossVectors(Ki,ts));if(l<0)return null;const c=o*this.direction.dot($a.cross(Ki));if(c<0||l+c>a)return null;const h=-o*Ki.dot(Ja);return h<0?null:this.at(h/a,s)}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 Le{constructor(e,t,i,r,s,a,o,l,c,h,u,d,f,g,v,m){Le.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],e!==void 0&&this.set(e,t,i,r,s,a,o,l,c,h,u,d,f,g,v,m)}set(e,t,i,r,s,a,o,l,c,h,u,d,f,g,v,m){const p=this.elements;return p[0]=e,p[4]=t,p[8]=i,p[12]=r,p[1]=s,p[5]=a,p[9]=o,p[13]=l,p[2]=c,p[6]=h,p[10]=u,p[14]=d,p[3]=f,p[7]=g,p[11]=v,p[15]=m,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return new Le().fromArray(this.elements)}copy(e){const t=this.elements,i=e.elements;return t[0]=i[0],t[1]=i[1],t[2]=i[2],t[3]=i[3],t[4]=i[4],t[5]=i[5],t[6]=i[6],t[7]=i[7],t[8]=i[8],t[9]=i[9],t[10]=i[10],t[11]=i[11],t[12]=i[12],t[13]=i[13],t[14]=i[14],t[15]=i[15],this}copyPosition(e){const t=this.elements,i=e.elements;return t[12]=i[12],t[13]=i[13],t[14]=i[14],this}setFromMatrix3(e){const t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,i){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this}makeBasis(e,t,i){return this.set(e.x,t.x,i.x,0,e.y,t.y,i.y,0,e.z,t.z,i.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,i=e.elements,r=1/Br.setFromMatrixColumn(e,0).length(),s=1/Br.setFromMatrixColumn(e,1).length(),a=1/Br.setFromMatrixColumn(e,2).length();return t[0]=i[0]*r,t[1]=i[1]*r,t[2]=i[2]*r,t[3]=0,t[4]=i[4]*s,t[5]=i[5]*s,t[6]=i[6]*s,t[7]=0,t[8]=i[8]*a,t[9]=i[9]*a,t[10]=i[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,i=e.x,r=e.y,s=e.z,a=Math.cos(i),o=Math.sin(i),l=Math.cos(r),c=Math.sin(r),h=Math.cos(s),u=Math.sin(s);if(e.order==="XYZ"){const d=a*h,f=a*u,g=o*h,v=o*u;t[0]=l*h,t[4]=-l*u,t[8]=c,t[1]=f+g*c,t[5]=d-v*c,t[9]=-o*l,t[2]=v-d*c,t[6]=g+f*c,t[10]=a*l}else if(e.order==="YXZ"){const d=l*h,f=l*u,g=c*h,v=c*u;t[0]=d+v*o,t[4]=g*o-f,t[8]=a*c,t[1]=a*u,t[5]=a*h,t[9]=-o,t[2]=f*o-g,t[6]=v+d*o,t[10]=a*l}else if(e.order==="ZXY"){const d=l*h,f=l*u,g=c*h,v=c*u;t[0]=d-v*o,t[4]=-a*u,t[8]=g+f*o,t[1]=f+g*o,t[5]=a*h,t[9]=v-d*o,t[2]=-a*c,t[6]=o,t[10]=a*l}else if(e.order==="ZYX"){const d=a*h,f=a*u,g=o*h,v=o*u;t[0]=l*h,t[4]=g*c-f,t[8]=d*c+v,t[1]=l*u,t[5]=v*c+d,t[9]=f*c-g,t[2]=-c,t[6]=o*l,t[10]=a*l}else if(e.order==="YZX"){const d=a*l,f=a*c,g=o*l,v=o*c;t[0]=l*h,t[4]=v-d*u,t[8]=g*u+f,t[1]=u,t[5]=a*h,t[9]=-o*h,t[2]=-c*h,t[6]=f*u+g,t[10]=d-v*u}else if(e.order==="XZY"){const d=a*l,f=a*c,g=o*l,v=o*c;t[0]=l*h,t[4]=-u,t[8]=c*h,t[1]=d*u+v,t[5]=a*h,t[9]=f*u-g,t[2]=g*u-f,t[6]=o*h,t[10]=v*u+d}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose($u,e,Ju)}lookAt(e,t,i){const r=this.elements;return qt.subVectors(e,t),qt.lengthSq()===0&&(qt.z=1),qt.normalize(),Zi.crossVectors(i,qt),Zi.lengthSq()===0&&(Math.abs(i.z)===1?qt.x+=1e-4:qt.z+=1e-4,qt.normalize(),Zi.crossVectors(i,qt)),Zi.normalize(),is.crossVectors(qt,Zi),r[0]=Zi.x,r[4]=is.x,r[8]=qt.x,r[1]=Zi.y,r[5]=is.y,r[9]=qt.y,r[2]=Zi.z,r[6]=is.z,r[10]=qt.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const i=e.elements,r=t.elements,s=this.elements,a=i[0],o=i[4],l=i[8],c=i[12],h=i[1],u=i[5],d=i[9],f=i[13],g=i[2],v=i[6],m=i[10],p=i[14],y=i[3],_=i[7],E=i[11],A=i[15],S=r[0],R=r[4],I=r[8],T=r[12],M=r[1],L=r[5],N=r[9],z=r[13],H=r[2],j=r[6],q=r[10],te=r[14],G=r[3],Z=r[7],ne=r[11],Pe=r[15];return s[0]=a*S+o*M+l*H+c*G,s[4]=a*R+o*L+l*j+c*Z,s[8]=a*I+o*N+l*q+c*ne,s[12]=a*T+o*z+l*te+c*Pe,s[1]=h*S+u*M+d*H+f*G,s[5]=h*R+u*L+d*j+f*Z,s[9]=h*I+u*N+d*q+f*ne,s[13]=h*T+u*z+d*te+f*Pe,s[2]=g*S+v*M+m*H+p*G,s[6]=g*R+v*L+m*j+p*Z,s[10]=g*I+v*N+m*q+p*ne,s[14]=g*T+v*z+m*te+p*Pe,s[3]=y*S+_*M+E*H+A*G,s[7]=y*R+_*L+E*j+A*Z,s[11]=y*I+_*N+E*q+A*ne,s[15]=y*T+_*z+E*te+A*Pe,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],i=e[4],r=e[8],s=e[12],a=e[1],o=e[5],l=e[9],c=e[13],h=e[2],u=e[6],d=e[10],f=e[14],g=e[3],v=e[7],m=e[11],p=e[15];return g*(+s*l*u-r*c*u-s*o*d+i*c*d+r*o*f-i*l*f)+v*(+t*l*f-t*c*d+s*a*d-r*a*f+r*c*h-s*l*h)+m*(+t*c*u-t*o*f-s*a*u+i*a*f+s*o*h-i*c*h)+p*(-r*o*h-t*l*u+t*o*d+r*a*u-i*a*d+i*l*h)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,i){const r=this.elements;return e.isVector3?(r[12]=e.x,r[13]=e.y,r[14]=e.z):(r[12]=e,r[13]=t,r[14]=i),this}invert(){const e=this.elements,t=e[0],i=e[1],r=e[2],s=e[3],a=e[4],o=e[5],l=e[6],c=e[7],h=e[8],u=e[9],d=e[10],f=e[11],g=e[12],v=e[13],m=e[14],p=e[15],y=u*m*c-v*d*c+v*l*f-o*m*f-u*l*p+o*d*p,_=g*d*c-h*m*c-g*l*f+a*m*f+h*l*p-a*d*p,E=h*v*c-g*u*c+g*o*f-a*v*f-h*o*p+a*u*p,A=g*u*l-h*v*l-g*o*d+a*v*d+h*o*m-a*u*m,S=t*y+i*_+r*E+s*A;if(S===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const R=1/S;return e[0]=y*R,e[1]=(v*d*s-u*m*s-v*r*f+i*m*f+u*r*p-i*d*p)*R,e[2]=(o*m*s-v*l*s+v*r*c-i*m*c-o*r*p+i*l*p)*R,e[3]=(u*l*s-o*d*s-u*r*c+i*d*c+o*r*f-i*l*f)*R,e[4]=_*R,e[5]=(h*m*s-g*d*s+g*r*f-t*m*f-h*r*p+t*d*p)*R,e[6]=(g*l*s-a*m*s-g*r*c+t*m*c+a*r*p-t*l*p)*R,e[7]=(a*d*s-h*l*s+h*r*c-t*d*c-a*r*f+t*l*f)*R,e[8]=E*R,e[9]=(g*u*s-h*v*s-g*i*f+t*v*f+h*i*p-t*u*p)*R,e[10]=(a*v*s-g*o*s+g*i*c-t*v*c-a*i*p+t*o*p)*R,e[11]=(h*o*s-a*u*s-h*i*c+t*u*c+a*i*f-t*o*f)*R,e[12]=A*R,e[13]=(h*v*r-g*u*r+g*i*d-t*v*d-h*i*m+t*u*m)*R,e[14]=(g*o*r-a*v*r-g*i*l+t*v*l+a*i*m-t*o*m)*R,e[15]=(a*u*r-h*o*r+h*i*l-t*u*l-a*i*d+t*o*d)*R,this}scale(e){const t=this.elements,i=e.x,r=e.y,s=e.z;return t[0]*=i,t[4]*=r,t[8]*=s,t[1]*=i,t[5]*=r,t[9]*=s,t[2]*=i,t[6]*=r,t[10]*=s,t[3]*=i,t[7]*=r,t[11]*=s,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],i=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],r=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,i,r))}makeTranslation(e,t,i){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,i,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),i=Math.sin(e);return this.set(1,0,0,0,0,t,-i,0,0,i,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),i=Math.sin(e);return this.set(t,0,i,0,0,1,0,0,-i,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),i=Math.sin(e);return this.set(t,-i,0,0,i,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const i=Math.cos(t),r=Math.sin(t),s=1-i,a=e.x,o=e.y,l=e.z,c=s*a,h=s*o;return this.set(c*a+i,c*o-r*l,c*l+r*o,0,c*o+r*l,h*o+i,h*l-r*a,0,c*l-r*o,h*l+r*a,s*l*l+i,0,0,0,0,1),this}makeScale(e,t,i){return this.set(e,0,0,0,0,t,0,0,0,0,i,0,0,0,0,1),this}makeShear(e,t,i,r,s,a){return this.set(1,i,s,0,e,1,a,0,t,r,1,0,0,0,0,1),this}compose(e,t,i){const r=this.elements,s=t._x,a=t._y,o=t._z,l=t._w,c=s+s,h=a+a,u=o+o,d=s*c,f=s*h,g=s*u,v=a*h,m=a*u,p=o*u,y=l*c,_=l*h,E=l*u,A=i.x,S=i.y,R=i.z;return r[0]=(1-(v+p))*A,r[1]=(f+E)*A,r[2]=(g-_)*A,r[3]=0,r[4]=(f-E)*S,r[5]=(1-(d+p))*S,r[6]=(m+y)*S,r[7]=0,r[8]=(g+_)*R,r[9]=(m-y)*R,r[10]=(1-(d+v))*R,r[11]=0,r[12]=e.x,r[13]=e.y,r[14]=e.z,r[15]=1,this}decompose(e,t,i){const r=this.elements;let s=Br.set(r[0],r[1],r[2]).length();const a=Br.set(r[4],r[5],r[6]).length(),o=Br.set(r[8],r[9],r[10]).length();this.determinant()<0&&(s=-s),e.x=r[12],e.y=r[13],e.z=r[14],li.copy(this);const l=1/s,c=1/a,h=1/o;return li.elements[0]*=l,li.elements[1]*=l,li.elements[2]*=l,li.elements[4]*=c,li.elements[5]*=c,li.elements[6]*=c,li.elements[8]*=h,li.elements[9]*=h,li.elements[10]*=h,t.setFromRotationMatrix(li),i.x=s,i.y=a,i.z=o,this}makePerspective(e,t,i,r,s,a,o=Si,l=!1){const c=this.elements,h=2*s/(t-e),u=2*s/(i-r),d=(t+e)/(t-e),f=(i+r)/(i-r);let g,v;if(l)g=s/(a-s),v=a*s/(a-s);else if(o===Si)g=-(a+s)/(a-s),v=-2*a*s/(a-s);else if(o===Kn)g=-a/(a-s),v=-a*s/(a-s);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+o);return c[0]=h,c[4]=0,c[8]=d,c[12]=0,c[1]=0,c[5]=u,c[9]=f,c[13]=0,c[2]=0,c[6]=0,c[10]=g,c[14]=v,c[3]=0,c[7]=0,c[11]=-1,c[15]=0,this}makeOrthographic(e,t,i,r,s,a,o=Si,l=!1){const c=this.elements,h=2/(t-e),u=2/(i-r),d=-(t+e)/(t-e),f=-(i+r)/(i-r);let g,v;if(l)g=1/(a-s),v=a/(a-s);else if(o===Si)g=-2/(a-s),v=-(a+s)/(a-s);else if(o===Kn)g=-1/(a-s),v=-s/(a-s);else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+o);return c[0]=h,c[4]=0,c[8]=0,c[12]=d,c[1]=0,c[5]=u,c[9]=0,c[13]=f,c[2]=0,c[6]=0,c[10]=g,c[14]=v,c[3]=0,c[7]=0,c[11]=0,c[15]=1,this}equals(e){const t=this.elements,i=e.elements;for(let r=0;r<16;r++)if(t[r]!==i[r])return!1;return!0}fromArray(e,t=0){for(let i=0;i<16;i++)this.elements[i]=e[i+t];return this}toArray(e=[],t=0){const i=this.elements;return e[t]=i[0],e[t+1]=i[1],e[t+2]=i[2],e[t+3]=i[3],e[t+4]=i[4],e[t+5]=i[5],e[t+6]=i[6],e[t+7]=i[7],e[t+8]=i[8],e[t+9]=i[9],e[t+10]=i[10],e[t+11]=i[11],e[t+12]=i[12],e[t+13]=i[13],e[t+14]=i[14],e[t+15]=i[15],e}}const Br=new w,li=new Le,$u=new w(0,0,0),Ju=new w(1,1,1),Zi=new w,is=new w,qt=new w,zl=new Le,Hl=new ai;class ci{constructor(e=0,t=0,i=0,r=ci.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=i,this._order=r}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,i,r=this._order){return this._x=e,this._y=t,this._z=i,this._order=r,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,t=this._order,i=!0){const r=e.elements,s=r[0],a=r[4],o=r[8],l=r[1],c=r[5],h=r[9],u=r[2],d=r[6],f=r[10];switch(t){case"XYZ":this._y=Math.asin(Fe(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-h,f),this._z=Math.atan2(-a,s)):(this._x=Math.atan2(d,c),this._z=0);break;case"YXZ":this._x=Math.asin(-Fe(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(o,f),this._z=Math.atan2(l,c)):(this._y=Math.atan2(-u,s),this._z=0);break;case"ZXY":this._x=Math.asin(Fe(d,-1,1)),Math.abs(d)<.9999999?(this._y=Math.atan2(-u,f),this._z=Math.atan2(-a,c)):(this._y=0,this._z=Math.atan2(l,s));break;case"ZYX":this._y=Math.asin(-Fe(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(d,f),this._z=Math.atan2(l,s)):(this._x=0,this._z=Math.atan2(-a,c));break;case"YZX":this._z=Math.asin(Fe(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-h,c),this._y=Math.atan2(-u,s)):(this._x=0,this._y=Math.atan2(o,f));break;case"XZY":this._z=Math.asin(-Fe(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(d,c),this._y=Math.atan2(o,s)):(this._x=Math.atan2(-h,f),this._y=0);break;default:be("Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,i===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,i){return zl.makeRotationFromQuaternion(e),this.setFromRotationMatrix(zl,t,i)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return Hl.setFromEuler(this),this.setFromQuaternion(Hl,e)}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order}fromArray(e){return this._x=e[0],this._y=e[1],this._z=e[2],e[3]!==void 0&&(this._order=e[3]),this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}ci.DEFAULT_ORDER="XYZ";class Qa{constructor(){this.mask=1}set(e){this.mask=(1<>>0}enable(e){this.mask|=1<1){for(let t=0;t1){for(let i=0;i0&&(r.userData=this.userData),r.layers=this.layers.mask,r.matrix=this.matrix.toArray(),r.up=this.up.toArray(),this.matrixAutoUpdate===!1&&(r.matrixAutoUpdate=!1),this.isInstancedMesh&&(r.type="InstancedMesh",r.count=this.count,r.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(r.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(r.type="BatchedMesh",r.perObjectFrustumCulled=this.perObjectFrustumCulled,r.sortObjects=this.sortObjects,r.drawRanges=this._drawRanges,r.reservedRanges=this._reservedRanges,r.geometryInfo=this._geometryInfo.map(o=>({...o,boundingBox:o.boundingBox?o.boundingBox.toJSON():void 0,boundingSphere:o.boundingSphere?o.boundingSphere.toJSON():void 0})),r.instanceInfo=this._instanceInfo.map(o=>({...o})),r.availableInstanceIds=this._availableInstanceIds.slice(),r.availableGeometryIds=this._availableGeometryIds.slice(),r.nextIndexStart=this._nextIndexStart,r.nextVertexStart=this._nextVertexStart,r.geometryCount=this._geometryCount,r.maxInstanceCount=this._maxInstanceCount,r.maxVertexCount=this._maxVertexCount,r.maxIndexCount=this._maxIndexCount,r.geometryInitialized=this._geometryInitialized,r.matricesTexture=this._matricesTexture.toJSON(e),r.indirectTexture=this._indirectTexture.toJSON(e),this._colorsTexture!==null&&(r.colorsTexture=this._colorsTexture.toJSON(e)),this.boundingSphere!==null&&(r.boundingSphere=this.boundingSphere.toJSON()),this.boundingBox!==null&&(r.boundingBox=this.boundingBox.toJSON()));function s(o,l){return o[l.uuid]===void 0&&(o[l.uuid]=l.toJSON(e)),l.uuid}if(this.isScene)this.background&&(this.background.isColor?r.background=this.background.toJSON():this.background.isTexture&&(r.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(r.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){r.geometry=s(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){r.children=[];for(let o=0;o0){r.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),u.length>0&&(i.shapes=u),d.length>0&&(i.skeletons=d),f.length>0&&(i.animations=f),g.length>0&&(i.nodes=g)}return i.object=r,i;function a(o){const l=[];for(const c in o){const h=o[c];delete h.metadata,l.push(h)}return l}}clone(e){return new this.constructor().copy(this,e)}copy(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.animations=e.animations.slice(),this.userData=JSON.parse(JSON.stringify(e.userData)),t===!0)for(let i=0;i0?r.multiplyScalar(1/Math.sqrt(s)):r.set(0,0,0)}static getBarycoord(e,t,i,r,s){hi.subVectors(r,t),Bi.subVectors(i,t),to.subVectors(e,t);const a=hi.dot(hi),o=hi.dot(Bi),l=hi.dot(to),c=Bi.dot(Bi),h=Bi.dot(to),u=a*c-o*o;if(u===0)return s.set(0,0,0),null;const d=1/u,f=(c*l-o*h)*d,g=(a*h-o*l)*d;return s.set(1-f-g,g,f)}static containsPoint(e,t,i,r){return this.getBarycoord(e,t,i,r,Fi)===null?!1:Fi.x>=0&&Fi.y>=0&&Fi.x+Fi.y<=1}static getInterpolation(e,t,i,r,s,a,o,l){return this.getBarycoord(e,t,i,r,Fi)===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(s,Fi.x),l.addScaledVector(a,Fi.y),l.addScaledVector(o,Fi.z),l)}static getInterpolatedAttribute(e,t,i,r,s,a){return so.setScalar(0),ao.setScalar(0),oo.setScalar(0),so.fromBufferAttribute(e,t),ao.fromBufferAttribute(e,i),oo.fromBufferAttribute(e,r),a.setScalar(0),a.addScaledVector(so,s.x),a.addScaledVector(ao,s.y),a.addScaledVector(oo,s.z),a}static isFrontFacing(e,t,i,r){return hi.subVectors(i,t),Bi.subVectors(e,t),hi.cross(Bi).dot(r)<0}set(e,t,i){return this.a.copy(e),this.b.copy(t),this.c.copy(i),this}setFromPointsAndIndices(e,t,i,r){return this.a.copy(e[t]),this.b.copy(e[i]),this.c.copy(e[r]),this}setFromAttributeAndIndices(e,t,i,r){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,i),this.c.fromBufferAttribute(e,r),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 hi.subVectors(this.c,this.b),Bi.subVectors(this.a,this.b),hi.cross(Bi).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return ui.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return ui.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,i,r,s){return ui.getInterpolation(e,this.a,this.b,this.c,t,i,r,s)}containsPoint(e){return ui.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return ui.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const i=this.a,r=this.b,s=this.c;let a,o;zr.subVectors(r,i),Hr.subVectors(s,i),io.subVectors(e,i);const l=zr.dot(io),c=Hr.dot(io);if(l<=0&&c<=0)return t.copy(i);ro.subVectors(e,r);const h=zr.dot(ro),u=Hr.dot(ro);if(h>=0&&u<=h)return t.copy(r);const d=l*u-h*c;if(d<=0&&l>=0&&h<=0)return a=l/(l-h),t.copy(i).addScaledVector(zr,a);no.subVectors(e,s);const f=zr.dot(no),g=Hr.dot(no);if(g>=0&&f<=g)return t.copy(s);const v=f*c-l*g;if(v<=0&&c>=0&&g<=0)return o=c/(c-g),t.copy(i).addScaledVector(Hr,o);const m=h*g-f*u;if(m<=0&&u-h>=0&&f-g>=0)return ql.subVectors(s,r),o=(u-h)/(u-h+(f-g)),t.copy(r).addScaledVector(ql,o);const p=1/(m+v+d);return a=v*p,o=d*p,t.copy(i).addScaledVector(zr,a).addScaledVector(Hr,o)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const Yl={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},$i={h:0,s:0,l:0},ns={h:0,s:0,l:0};function lo(n,e,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?n+(e-n)*6*t:t<1/2?e:t<2/3?n+(e-n)*6*(2/3-t):n}class _e{constructor(e,t,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,i)}set(e,t,i){if(t===void 0&&i===void 0){const r=e;r&&r.isColor?this.copy(r):typeof r=="number"?this.setHex(r):typeof r=="string"&&this.setStyle(r)}else this.setRGB(e,t,i);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=Et){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,je.colorSpaceToWorking(this,t),this}setRGB(e,t,i,r=je.workingColorSpace){return this.r=e,this.g=t,this.b=i,je.colorSpaceToWorking(this,r),this}setHSL(e,t,i,r=je.workingColorSpace){if(e=Ha(e,1),t=Fe(t,0,1),i=Fe(i,0,1),t===0)this.r=this.g=this.b=i;else{const s=i<=.5?i*(1+t):i+t-i*t,a=2*i-s;this.r=lo(a,s,e+1/3),this.g=lo(a,s,e),this.b=lo(a,s,e-1/3)}return je.colorSpaceToWorking(this,r),this}setStyle(e,t=Et){function i(s){s!==void 0&&parseFloat(s)<1&&be("Color: Alpha component of "+e+" will be ignored.")}let r;if(r=/^(\w+)\(([^\)]*)\)/.exec(e)){let s;const a=r[1],o=r[2];switch(a){case"rgb":case"rgba":if(s=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return i(s[4]),this.setRGB(Math.min(255,parseInt(s[1],10))/255,Math.min(255,parseInt(s[2],10))/255,Math.min(255,parseInt(s[3],10))/255,t);if(s=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return i(s[4]),this.setRGB(Math.min(100,parseInt(s[1],10))/100,Math.min(100,parseInt(s[2],10))/100,Math.min(100,parseInt(s[3],10))/100,t);break;case"hsl":case"hsla":if(s=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return i(s[4]),this.setHSL(parseFloat(s[1])/360,parseFloat(s[2])/100,parseFloat(s[3])/100,t);break;default:be("Color: Unknown color model "+e)}}else if(r=/^\#([A-Fa-f\d]+)$/.exec(e)){const s=r[1],a=s.length;if(a===3)return this.setRGB(parseInt(s.charAt(0),16)/15,parseInt(s.charAt(1),16)/15,parseInt(s.charAt(2),16)/15,t);if(a===6)return this.setHex(parseInt(s,16),t);be("Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=Et){const i=Yl[e.toLowerCase()];return i!==void 0?this.setHex(i,t):be("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=Ii(e.r),this.g=Ii(e.g),this.b=Ii(e.b),this}copyLinearToSRGB(e){return this.r=Lr(e.r),this.g=Lr(e.g),this.b=Lr(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=Et){return je.workingToColorSpace(Ot.copy(this),e),Math.round(Fe(Ot.r*255,0,255))*65536+Math.round(Fe(Ot.g*255,0,255))*256+Math.round(Fe(Ot.b*255,0,255))}getHexString(e=Et){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=je.workingColorSpace){je.workingToColorSpace(Ot.copy(this),t);const i=Ot.r,r=Ot.g,s=Ot.b,a=Math.max(i,r,s),o=Math.min(i,r,s);let l,c;const h=(o+a)/2;if(o===a)l=0,c=0;else{const u=a-o;switch(c=h<=.5?u/(a+o):u/(2-a-o),a){case i:l=(r-s)/u+(r0!=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){be(`Material: parameter '${t}' has value of undefined.`);continue}const r=this[t];if(r===void 0){be(`Material: '${t}' is not a property of THREE.${this.type}.`);continue}r&&r.isColor?r.set(i):r&&r.isVector3&&i&&i.isVector3?r.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!==Tr&&(i.blending=this.blending),this.side!==bi&&(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!==ks&&(i.blendSrc=this.blendSrc),this.blendDst!==zs&&(i.blendDst=this.blendDst),this.blendEquation!==ii&&(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!==Sr&&(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!==ka&&(i.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(i.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==Ar&&(i.stencilFail=this.stencilFail),this.stencilZFail!==Ar&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==Ar&&(i.stencilZPass=this.stencilZPass),this.stencilWrite===!0&&(i.stencilWrite=this.stencilWrite),this.rotation!==void 0&&this.rotation!==0&&(i.rotation=this.rotation),this.polygonOffset===!0&&(i.polygonOffset=!0),this.polygonOffsetFactor!==0&&(i.polygonOffsetFactor=this.polygonOffsetFactor),this.polygonOffsetUnits!==0&&(i.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth!==void 0&&this.linewidth!==1&&(i.linewidth=this.linewidth),this.dashSize!==void 0&&(i.dashSize=this.dashSize),this.gapSize!==void 0&&(i.gapSize=this.gapSize),this.scale!==void 0&&(i.scale=this.scale),this.dithering===!0&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),this.alphaHash===!0&&(i.alphaHash=!0),this.alphaToCoverage===!0&&(i.alphaToCoverage=!0),this.premultipliedAlpha===!0&&(i.premultipliedAlpha=!0),this.forceSinglePass===!0&&(i.forceSinglePass=!0),this.wireframe===!0&&(i.wireframe=!0),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),this.wireframeLinecap!=="round"&&(i.wireframeLinecap=this.wireframeLinecap),this.wireframeLinejoin!=="round"&&(i.wireframeLinejoin=this.wireframeLinejoin),this.flatShading===!0&&(i.flatShading=!0),this.visible===!1&&(i.visible=!1),this.toneMapped===!1&&(i.toneMapped=!1),this.fog===!1&&(i.fog=!1),Object.keys(this.userData).length>0&&(i.userData=this.userData);function r(s){const a=[];for(const o in s){const l=s[o];delete l.metadata,a.push(l)}return a}if(t){const s=r(e.textures),a=r(e.images);s.length>0&&(i.textures=s),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 r=t.length;i=new Array(r);for(let s=0;s!==r;++s)i[s]=t[s].clone()}return this.clippingPlanes=i,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){e===!0&&this.version++}}class Ft extends $t{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new _e(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new ci,this.combine=Zs,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 ki=nd();function nd(){const n=new ArrayBuffer(4),e=new Float32Array(n),t=new Uint32Array(n),i=new Uint32Array(512),r=new Uint32Array(512);for(let l=0;l<256;++l){const c=l-127;c<-27?(i[l]=0,i[l|256]=32768,r[l]=24,r[l|256]=24):c<-14?(i[l]=1024>>-c-14,i[l|256]=1024>>-c-14|32768,r[l]=-c-1,r[l|256]=-c-1):c<=15?(i[l]=c+15<<10,i[l|256]=c+15<<10|32768,r[l]=13,r[l|256]=13):c<128?(i[l]=31744,i[l|256]=64512,r[l]=24,r[l|256]=24):(i[l]=31744,i[l|256]=64512,r[l]=13,r[l|256]=13)}const s=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,s[l]=c|h}for(let l=1024;l<2048;++l)s[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:r,mantissaTable:s,exponentTable:a,offsetTable:o}}function sd(n){Math.abs(n)>65504&&be("DataUtils.toHalfFloat(): Value out of range."),n=Fe(n,-65504,65504),ki.floatView[0]=n;const e=ki.uint32View[0],t=e>>23&511;return ki.baseTable[t]+((e&8388607)>>ki.shiftTable[t])}function ad(n){const e=n>>10;return ki.uint32View[0]=ki.mantissaTable[ki.offsetTable[e]+(n&1023)]+ki.exponentTable[e],ki.floatView[0]}class ss{static toHalfFloat(e){return sd(e)}static fromHalfFloat(e){return ad(e)}}const yt=new w,as=new oe;let od=0;class kt{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:od++}),this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=i,this.usage=za,this.updateRanges=[],this.gpuType=Gt,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 r=0,s=this.itemSize;rt.count&&be("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 Ct);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){He("BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),this.boundingBox.set(new w(-1/0,-1/0,-1/0),new w(1/0,1/0,1/0));return}if(e!==void 0){if(this.boundingBox.setFromBufferAttribute(e),t)for(let i=0,r=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 r={};let s=!1;for(const l in this.morphAttributes){const c=this.morphAttributes[l],h=[];for(let u=0,d=c.length;u0&&(r[l]=h,s=!0)}s&&(e.data.morphAttributes=r,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 r=e.attributes;for(const c in r){const h=r[c];this.setAttribute(c,h.clone(t))}const s=e.morphAttributes;for(const c in s){const h=[],u=s[c];for(let d=0,f=u.length;d0){const i=e[t[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let r=0,s=i.length;r(e.far-e.near)**2))&&($l.copy(s).invert(),hr.copy(e.ray).applyMatrix4($l),!(i.boundingBox!==null&&hr.intersectsBox(i.boundingBox)===!1)&&this._computeIntersections(e,t,hr)))}_computeIntersections(e,t,i){let r;const s=this.geometry,a=this.material,o=s.index,l=s.attributes.position,c=s.attributes.uv,h=s.attributes.uv1,u=s.attributes.normal,d=s.groups,f=s.drawRange;if(o!==null)if(Array.isArray(a))for(let g=0,v=d.length;gt.far?null:{distance:c,point:ds.clone(),object:n}}function ps(n,e,t,i,r,s,a,o,l,c){n.getVertexPosition(o,ls),n.getVertexPosition(l,cs),n.getVertexPosition(c,hs);const h=cd(n,e,t,i,ls,cs,hs,Ql);if(h){const u=new w;ui.getBarycoord(Ql,ls,cs,hs,u),r&&(h.uv=ui.getInterpolatedAttribute(r,o,l,c,u,new oe)),s&&(h.uv1=ui.getInterpolatedAttribute(s,o,l,c,u,new oe)),a&&(h.normal=ui.getInterpolatedAttribute(a,o,l,c,u,new w),h.normal.dot(i.direction)>0&&h.normal.multiplyScalar(-1));const d={a:o,b:l,c,normal:new w,materialIndex:0};ui.getNormal(ls,cs,hs,d.normal),h.face=d,h.barycoord=u}return h}class ur extends Qt{constructor(e=1,t=1,i=1,r=1,s=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:i,widthSegments:r,heightSegments:s,depthSegments:a};const o=this;r=Math.floor(r),s=Math.floor(s),a=Math.floor(a);const l=[],c=[],h=[],u=[];let d=0,f=0;g("z","y","x",-1,-1,i,t,e,a,s,0),g("z","y","x",1,-1,i,t,-e,a,s,1),g("x","z","y",1,1,e,i,t,r,a,2),g("x","z","y",1,-1,e,i,-t,r,a,3),g("x","y","z",1,-1,e,t,i,r,s,4),g("x","y","z",-1,-1,e,t,-i,r,s,5),this.setIndex(l),this.setAttribute("position",new di(c,3)),this.setAttribute("normal",new di(h,3)),this.setAttribute("uv",new di(u,2));function g(v,m,p,y,_,E,A,S,R,I,T){const M=E/R,L=A/I,N=E/2,z=A/2,H=S/2,j=R+1,q=I+1;let te=0,G=0;const Z=new w;for(let ne=0;ne0?1:-1,h.push(Z.x,Z.y,Z.z),u.push(ze/R),u.push(1-ne/I),te+=1}}for(let ne=0;ne0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;const i={};for(const r in this.extensions)this.extensions[r]===!0&&(i[r]=!0);return Object.keys(i).length>0&&(t.extensions=i),t}}class tc extends ht{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new Le,this.projectionMatrix=new Le,this.projectionMatrixInverse=new Le,this.coordinateSystem=Si,this._reversedDepth=!1}get reversedDepth(){return this._reversedDepth}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}getWorldDirection(e){return super.getWorldDirection(e).negate()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return new this.constructor().copy(this)}}const Ji=new w,ic=new oe,rc=new oe;class bt extends tc{constructor(e=50,t=1,i=.1,r=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=i,this.far=r,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=e.view===null?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=Pr*2*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(_n*.5*this.fov);return .5*this.getFilmHeight()/e}getEffectiveFOV(){return Pr*2*Math.atan(Math.tan(_n*.5*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(e,t,i){Ji.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(Ji.x,Ji.y).multiplyScalar(-e/Ji.z),Ji.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),i.set(Ji.x,Ji.y).multiplyScalar(-e/Ji.z)}getViewSize(e,t){return this.getViewBounds(e,ic,rc),t.subVectors(rc,ic)}setViewOffset(e,t,i,r,s,a){this.aspect=e/t,this.view===null&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=i,this.view.offsetY=r,this.view.width=s,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(_n*.5*this.fov)/this.zoom,i=2*t,r=this.aspect*i,s=-.5*r;const a=this.view;if(this.view!==null&&this.view.enabled){const l=a.fullWidth,c=a.fullHeight;s+=a.offsetX*r/l,t-=a.offsetY*i/c,r*=a.width/l,i*=a.height/c}const o=this.filmOffset;o!==0&&(s+=e*o/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+r,t,t-i,e,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,this.view!==null&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}const Wr=-90,jr=1;class pd extends ht{constructor(e,t,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;const r=new bt(Wr,jr,e,t);r.layers=this.layers,this.add(r);const s=new bt(Wr,jr,e,t);s.layers=this.layers,this.add(s);const a=new bt(Wr,jr,e,t);a.layers=this.layers,this.add(a);const o=new bt(Wr,jr,e,t);o.layers=this.layers,this.add(o);const l=new bt(Wr,jr,e,t);l.layers=this.layers,this.add(l);const c=new bt(Wr,jr,e,t);c.layers=this.layers,this.add(c)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[i,r,s,a,o,l]=t;for(const c of t)this.remove(c);if(e===Si)i.up.set(0,1,0),i.lookAt(1,0,0),r.up.set(0,1,0),r.lookAt(-1,0,0),s.up.set(0,0,-1),s.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===Kn)i.up.set(0,-1,0),i.lookAt(-1,0,0),r.up.set(0,-1,0),r.lookAt(1,0,0),s.up.set(0,0,1),s.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:r}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[s,a,o,l,c,h]=this.children,u=e.getRenderTarget(),d=e.getActiveCubeFace(),f=e.getActiveMipmapLevel(),g=e.xr.enabled;e.xr.enabled=!1;const v=i.texture.generateMipmaps;i.texture.generateMipmaps=!1,e.setRenderTarget(i,0,r),e.render(t,s),e.setRenderTarget(i,1,r),e.render(t,a),e.setRenderTarget(i,2,r),e.render(t,o),e.setRenderTarget(i,3,r),e.render(t,l),e.setRenderTarget(i,4,r),e.render(t,c),i.texture.generateMipmaps=v,e.setRenderTarget(i,5,r),e.render(t,h),e.setRenderTarget(u,d,f),e.xr.enabled=g,i.texture.needsPMREMUpdate=!0}}class uo extends wt{constructor(e=[],t=Er,i,r,s,a,o,l,c,h){super(e,t,i,r,s,a,o,l,c,h),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class fd extends xt{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const i={width:e,height:e,depth:1},r=[i,i,i,i,i,i];this.texture=new uo(r),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i={uniforms:{tEquirect:{value:null}},vertexShader:`
varying vec3 vWorldDirection;
vec3 transformDirection( in vec3 dir, in mat4 matrix ) {
return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );
}
void main() {
vWorldDirection = transformDirection( position, modelMatrix );
#include
#include
}
`,fragmentShader:`
uniform sampler2D tEquirect;
varying vec3 vWorldDirection;
#include
void main() {
vec3 direction = normalize( vWorldDirection );
vec2 sampleUV = equirectUv( direction );
gl_FragColor = texture2D( tEquirect, sampleUV );
}
`},r=new ur(5,5,5),s=new ot({name:"CubemapFromEquirect",uniforms:Gr(i.uniforms),vertexShader:i.vertexShader,fragmentShader:i.fragmentShader,side:Bt,blending:vt});s.uniforms.tEquirect.value=t;const a=new rt(r,s),o=t.minFilter;return t.minFilter===Ti&&(t.minFilter=_t),new pd(1,10,this).update(e,a),t.minFilter=o,a.geometry.dispose(),a.material.dispose(),this}clear(e,t=!0,i=!0,r=!0){const s=e.getRenderTarget();for(let a=0;a<6;a++)e.setRenderTarget(this,a),e.clear(t,i,r);e.setRenderTarget(s)}}let zi=class extends ht{constructor(){super(),this.isGroup=!0,this.type="Group"}};const md={type:"move"};class po{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new zi,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return this._targetRay===null&&(this._targetRay=new zi,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new w,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new w),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new zi,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new w,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new w),this._grip}dispatchEvent(e){return this._targetRay!==null&&this._targetRay.dispatchEvent(e),this._grip!==null&&this._grip.dispatchEvent(e),this._hand!==null&&this._hand.dispatchEvent(e),this}connect(e){if(e&&e.hand){const t=this._hand;if(t)for(const i of e.hand.values())this._getHandJoint(t,i)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),this._targetRay!==null&&(this._targetRay.visible=!1),this._grip!==null&&(this._grip.visible=!1),this._hand!==null&&(this._hand.visible=!1),this}update(e,t,i){let r=null,s=null,a=null;const o=this._targetRay,l=this._grip,c=this._hand;if(e&&t.session.visibilityState!=="visible-blurred"){if(c&&e.hand){a=!0;for(const v of e.hand.values()){const m=t.getJointPose(v,i),p=this._getHandJoint(c,v);m!==null&&(p.matrix.fromArray(m.transform.matrix),p.matrix.decompose(p.position,p.rotation,p.scale),p.matrixWorldNeedsUpdate=!0,p.jointRadius=m.radius),p.visible=m!==null}const h=c.joints["index-finger-tip"],u=c.joints["thumb-tip"],d=h.position.distanceTo(u.position),f=.02,g=.005;c.inputState.pinching&&d>f+g?(c.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!c.inputState.pinching&&d<=f-g&&(c.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else l!==null&&e.gripSpace&&(s=t.getPose(e.gripSpace,i),s!==null&&(l.matrix.fromArray(s.transform.matrix),l.matrix.decompose(l.position,l.rotation,l.scale),l.matrixWorldNeedsUpdate=!0,s.linearVelocity?(l.hasLinearVelocity=!0,l.linearVelocity.copy(s.linearVelocity)):l.hasLinearVelocity=!1,s.angularVelocity?(l.hasAngularVelocity=!0,l.angularVelocity.copy(s.angularVelocity)):l.hasAngularVelocity=!1));o!==null&&(r=t.getPose(e.targetRaySpace,i),r===null&&s!==null&&(r=s),r!==null&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1,this.dispatchEvent(md)))}return o!==null&&(o.visible=r!==null),l!==null&&(l.visible=s!==null),c!==null&&(c.visible=a!==null),this}_getHandJoint(e,t){if(e.joints[t.jointName]===void 0){const i=new zi;i.matrixAutoUpdate=!1,i.visible=!1,e.joints[t.jointName]=i,e.add(i)}return e.joints[t.jointName]}}class fo extends ht{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new ci,this.environmentIntensity=1,this.environmentRotation=new ci,this.overrideMaterial=null,typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),e.background!==null&&(this.background=e.background.clone()),e.environment!==null&&(this.environment=e.environment.clone()),e.fog!==null&&(this.fog=e.fog.clone()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,this.backgroundRotation.copy(e.backgroundRotation),this.environmentIntensity=e.environmentIntensity,this.environmentRotation.copy(e.environmentRotation),e.overrideMaterial!==null&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return this.fog!==null&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),this.backgroundIntensity!==1&&(t.object.backgroundIntensity=this.backgroundIntensity),t.object.backgroundRotation=this.backgroundRotation.toArray(),this.environmentIntensity!==1&&(t.object.environmentIntensity=this.environmentIntensity),t.object.environmentRotation=this.environmentRotation.toArray(),t}}class gd{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=e!==void 0?e.length/t:0,this.usage=za,this.updateRanges=[],this.version=0,this.uuid=ni()}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this}copyAt(e,t,i){e*=this.stride,i*=t.stride;for(let r=0,s=this.stride;r1?null:t.copy(e.start).addScaledVector(i,s)}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||Td.getNormalMatrix(e),r=this.coplanarPoint(yo).applyMatrix4(e),s=this.normal.applyMatrix3(i).normalize();return this.constant=-r.dot(s),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 dr=new Ei,Sd=new oe(.5,.5),gs=new w;class bo{constructor(e=new wi,t=new wi,i=new wi,r=new wi,s=new wi,a=new wi){this.planes=[e,t,i,r,s,a]}set(e,t,i,r,s,a){const o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(i),o[3].copy(r),o[4].copy(s),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=Si,i=!1){const r=this.planes,s=e.elements,a=s[0],o=s[1],l=s[2],c=s[3],h=s[4],u=s[5],d=s[6],f=s[7],g=s[8],v=s[9],m=s[10],p=s[11],y=s[12],_=s[13],E=s[14],A=s[15];if(r[0].setComponents(c-a,f-h,p-g,A-y).normalize(),r[1].setComponents(c+a,f+h,p+g,A+y).normalize(),r[2].setComponents(c+o,f+u,p+v,A+_).normalize(),r[3].setComponents(c-o,f-u,p-v,A-_).normalize(),i)r[4].setComponents(l,d,m,E).normalize(),r[5].setComponents(c-l,f-d,p-m,A-E).normalize();else if(r[4].setComponents(c-l,f-d,p-m,A-E).normalize(),t===Si)r[5].setComponents(c+l,f+d,p+m,A+E).normalize();else if(t===Kn)r[5].setComponents(l,d,m,E).normalize();else throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);return this}intersectsObject(e){if(e.boundingSphere!==void 0)e.boundingSphere===null&&e.computeBoundingSphere(),dr.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),dr.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(dr)}intersectsSprite(e){dr.center.set(0,0,0);const t=Sd.distanceTo(e.center);return dr.radius=.7071067811865476+t,dr.applyMatrix4(e.matrixWorld),this.intersectsSphere(dr)}intersectsSphere(e){const t=this.planes,i=e.center,r=-e.radius;for(let s=0;s<6;s++)if(t[s].distanceToPoint(i)0?e.max.x:e.min.x,gs.y=r.normal.y>0?e.max.y:e.min.y,gs.z=r.normal.z>0?e.max.z:e.min.z,r.distanceToPoint(gs)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let i=0;i<6;i++)if(t[i].distanceToPoint(e)<0)return!1;return!0}clone(){return new this.constructor().copy(this)}}class pc extends $t{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new _e(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.fog=e.fog,this}}const vs=new w,_s=new w,fc=new Le,wn=new Or,xs=new Ei,Mo=new w,mc=new w;class To extends ht{constructor(e=new Qt,t=new pc){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}computeLineDistances(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,i=[0];for(let r=1,s=t.count;r0){const i=e[t[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let r=0,s=i.length;ri)return;Mo.applyMatrix4(n.matrixWorld);const l=e.ray.origin.distanceTo(Mo);if(!(le.far))return{distance:l,point:mc.clone().applyMatrix4(n.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:n}}const gc=new w,vc=new w;class Ed extends To{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 r=0,s=t.count;r0){const i=e[t[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let r=0,s=i.length;rr.far)return;s.push({distance:c,distanceToRay:Math.sqrt(o),point:l,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}class Eo extends wt{constructor(e,t,i=ar,r,s,a,o=Lt,l=Lt,c,h=pn,u=1){if(h!==pn&&h!==Rr)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");const d={width:e,height:t,depth:u};super(d,r,s,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 ja(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 bc extends wt{constructor(e=null){super(),this.sourceTexture=e,this.isExternalTexture=!0}copy(e){return super.copy(e),this.sourceTexture=e.sourceTexture,this}}class Cn extends Qt{constructor(e=1,t=1,i=1,r=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:i,heightSegments:r};const s=e/2,a=t/2,o=Math.floor(i),l=Math.floor(r),c=o+1,h=l+1,u=e/o,d=t/l,f=[],g=[],v=[],m=[];for(let p=0;p0!=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 Ad extends $t{constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=qn,this.normalScale=new oe(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(e)}copy(e){return super.copy(e),this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this}}class Pd extends $t{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new _e(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new _e(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=qn,this.normalScale=new oe(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new ci,this.combine=Zs,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Mc extends $t{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=gu,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 Ld extends $t{constructor(e){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(e)}copy(e){return super.copy(e),this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}function Ts(n,e){return!n||n.constructor===e?n:typeof e.BYTES_PER_ELEMENT=="number"?new e(n):Array.prototype.slice.call(n)}function Dd(n){return ArrayBuffer.isView(n)&&!(n instanceof DataView)}function Id(n){function e(r,s){return n[r]-n[s]}const t=n.length,i=new Array(t);for(let r=0;r!==t;++r)i[r]=r;return i.sort(e),i}function Tc(n,e,t){const i=n.length,r=new n.constructor(i);for(let s=0,a=0;a!==i;++s){const o=t[s]*e;for(let l=0;l!==e;++l)r[a++]=n[o+l]}return r}function Sc(n,e,t,i){let r=1,s=n[0];for(;s!==void 0&&s[i]===void 0;)s=n[r++];if(s===void 0)return;let a=s[i];if(a!==void 0)if(Array.isArray(a))do a=s[i],a!==void 0&&(e.push(s.time),t.push(...a)),s=n[r++];while(s!==void 0);else if(a.toArray!==void 0)do a=s[i],a!==void 0&&(e.push(s.time),a.toArray(t,t.length)),s=n[r++];while(s!==void 0);else do a=s[i],a!==void 0&&(e.push(s.time),t.push(a)),s=n[r++];while(s!==void 0)}class Rn{constructor(e,t,i,r){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=r!==void 0?r:new t.constructor(i),this.sampleValues=t,this.valueSize=i,this.settings=null,this.DefaultSettings_={}}evaluate(e){const t=this.parameterPositions;let i=this._cachedIndex,r=t[i],s=t[i-1];i:{e:{let a;t:{r:if(!(e=s)){const o=t[1];e=s)break e}a=i,i=0;break t}break i}for(;i>>1;et;)--a;if(++a,s!==0||a!==r){s>=a&&(a=Math.max(a,1),s=a-1);const o=this.getValueSize();this.times=i.slice(s,a),this.values=this.values.slice(s*o,a*o)}return this}validate(){let e=!0;const t=this.getValueSize();t-Math.floor(t)!==0&&(He("KeyframeTrack: Invalid value size in track.",this),e=!1);const i=this.times,r=this.values,s=i.length;s===0&&(He("KeyframeTrack: Track is empty.",this),e=!1);let a=null;for(let o=0;o!==s;o++){const l=i[o];if(typeof l=="number"&&isNaN(l)){He("KeyframeTrack: Time is not a valid number.",this,o,l),e=!1;break}if(a!==null&&a>l){He("KeyframeTrack: Out of order keys.",this,o,l,a),e=!1;break}a=l}if(r!==void 0&&Dd(r))for(let o=0,l=r.length;o!==l;++o){const c=r[o];if(isNaN(c)){He("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(),r=this.getInterpolation()===Na,s=e.length-1;let a=1;for(let o=1;o0){e[a]=e[s];for(let o=s*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,r=new i(this.name,e,t);return r.createInterpolant=this.createInterpolant,r}}fi.prototype.ValueTypeName="",fi.prototype.TimeBufferType=Float32Array,fi.prototype.ValueBufferType=Float32Array,fi.prototype.DefaultInterpolation=mn;class Yr extends fi{constructor(e,t,i){super(e,t,i)}}Yr.prototype.ValueTypeName="bool",Yr.prototype.ValueBufferType=Array,Yr.prototype.DefaultInterpolation=fn,Yr.prototype.InterpolantFactoryMethodLinear=void 0,Yr.prototype.InterpolantFactoryMethodSmooth=void 0;class Ec extends fi{constructor(e,t,i,r){super(e,t,i,r)}}Ec.prototype.ValueTypeName="color";class Kr extends fi{constructor(e,t,i,r){super(e,t,i,r)}}Kr.prototype.ValueTypeName="number";class Bd extends Rn{constructor(e,t,i,r){super(e,t,i,r)}interpolate_(e,t,i,r){const s=this.resultBuffer,a=this.sampleValues,o=this.valueSize,l=(i-t)/(r-t);let c=e*o;for(let h=c+o;c!==h;c+=4)ai.slerpFlat(s,0,a,c-o,a,c,l);return s}}class Zr extends fi{constructor(e,t,i,r){super(e,t,i,r)}InterpolantFactoryMethodLinear(e){return new Bd(this.times,this.values,this.getValueSize(),e)}}Zr.prototype.ValueTypeName="quaternion",Zr.prototype.InterpolantFactoryMethodSmooth=void 0;class $r extends fi{constructor(e,t,i){super(e,t,i)}}$r.prototype.ValueTypeName="string",$r.prototype.ValueBufferType=Array,$r.prototype.DefaultInterpolation=fn,$r.prototype.InterpolantFactoryMethodLinear=void 0,$r.prototype.InterpolantFactoryMethodSmooth=void 0;class Jr extends fi{constructor(e,t,i,r){super(e,t,i,r)}}Jr.prototype.ValueTypeName="vector";class Fd{constructor(e="",t=-1,i=[],r=fu){this.name=e,this.tracks=i,this.duration=t,this.blendMode=r,this.uuid=ni(),this.userData={},this.duration<0&&this.resetDuration()}static parse(e){const t=[],i=e.tracks,r=1/(e.fps||1);for(let a=0,o=i.length;a!==o;++a)t.push(zd(i[a]).scale(r));const s=new this(e.name,e.duration,t,e.blendMode);return s.uuid=e.uuid,s.userData=JSON.parse(e.userData||"{}"),s}static toJSON(e){const t=[],i=e.tracks,r={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode,userData:JSON.stringify(e.userData)};for(let s=0,a=i.length;s!==a;++s)t.push(fi.toJSON(i[s]));return r}static CreateFromMorphTargetSequence(e,t,i,r){const s=t.length,a=[];for(let o=0;o1){const u=h[1];let d=r[u];d||(r[u]=d=[]),d.push(c)}}const a=[];for(const o in r)a.push(this.CreateFromMorphTargetSequence(o,r[o],t,i));return a}static parseAnimation(e,t){if(be("AnimationClip: parseAnimation() is deprecated and will be removed with r185"),!e)return He("AnimationClip: No animation in JSONLoader data."),null;const i=function(h,u,d,f,g){if(d.length!==0){const v=[],m=[];Sc(d,v,m,f),v.length!==0&&g.push(new h(u,v,m))}},r=[],s=e.name||"default",a=e.fps||30,o=e.blendMode;let l=e.length||-1;const c=e.hierarchy||[];for(let h=0;h{t&&t(s),this.manager.itemEnd(e)},0),s;if(Vi[e]!==void 0){Vi[e].push({onLoad:t,onProgress:i,onError:r});return}Vi[e]=[],Vi[e].push({onLoad:t,onProgress:i,onError:r});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&&be("FileLoader: HTTP Status 0 received."),typeof ReadableStream>"u"||c.body===void 0||c.body.getReader===void 0)return c;const h=Vi[e],u=c.body.getReader(),d=c.headers.get("X-File-Size")||c.headers.get("Content-Length"),f=d?parseInt(d):0,g=f!==0;let v=0;const m=new ReadableStream({start(p){y();function y(){u.read().then(({done:_,value:E})=>{if(_)p.close();else{v+=E.byteLength;const A=new ProgressEvent("progress",{lengthComputable:g,loaded:v,total:f});for(let S=0,R=h.length;S{p.error(_)})}}});return new Response(m)}else throw new Gd(`fetch for "${c.url}" responded with ${c.status}: ${c.statusText}`,c)}).then(c=>{switch(l){case"arraybuffer":return c.arrayBuffer();case"blob":return c.blob();case"document":return c.text().then(h=>new DOMParser().parseFromString(h,o));case"json":return c.json();default:if(o==="")return c.text();{const h=/charset="?([^;"\s]*)"?/i.exec(o),u=h&&h[1]?h[1].toLowerCase():void 0,d=new TextDecoder(u);return c.arrayBuffer().then(f=>d.decode(f))}}}).then(c=>{Hi.add(`file:${e}`,c);const h=Vi[e];delete Vi[e];for(let u=0,d=h.length;u{const h=Vi[e];if(h===void 0)throw this.manager.itemError(e),c;delete Vi[e];for(let u=0,d=h.length;u{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}}const Qr=new WeakMap;class wc extends Qi{constructor(e){super(e)}load(e,t,i,r){this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,a=Hi.get(`image:${e}`);if(a!==void 0){if(a.complete===!0)s.manager.itemStart(e),setTimeout(function(){t&&t(a),s.manager.itemEnd(e)},0);else{let u=Qr.get(a);u===void 0&&(u=[],Qr.set(a,u)),u.push({onLoad:t,onError:r})}return a}const o=gn("img");function l(){h(),t&&t(this);const u=Qr.get(this)||[];for(let d=0;d"u"&&be("ImageBitmapLoader: createImageBitmap() not supported."),typeof fetch>"u"&&be("ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"},this._abortController=new AbortController}setOptions(e){return this.options=e,this}load(e,t,i,r){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,a=Hi.get(`image-bitmap:${e}`);if(a!==void 0){if(s.manager.itemStart(e),a.then){a.then(c=>{if(Lo.has(a)===!0)r&&r(Lo.get(a)),s.manager.itemError(e),s.manager.itemEnd(e);else return t&&t(c),s.manager.itemEnd(e),c});return}return setTimeout(function(){t&&t(a),s.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(s.options,{colorSpaceConversion:"none"}))}).then(function(c){return Hi.add(`image-bitmap:${e}`,c),t&&t(c),s.manager.itemEnd(e),c}).catch(function(c){r&&r(c),Lo.set(l,c),Hi.remove(`image-bitmap:${e}`),s.manager.itemError(e),s.manager.itemEnd(e)});Hi.add(`image-bitmap:${e}`,l),s.manager.itemStart(e)}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}class $d extends bt{constructor(e=[]){super(),this.isArrayCamera=!0,this.isMultiViewCamera=!1,this.cameras=e}}class Jd{constructor(e=!0){this.autoStart=e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=performance.now(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0}stop(){this.getElapsedTime(),this.running=!1,this.autoStart=!1}getElapsedTime(){return this.getDelta(),this.elapsedTime}getDelta(){let e=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){const t=performance.now();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}}const Do="\\[\\]\\.:\\/",Qd=new RegExp("["+Do+"]","g"),Io="[^"+Do+"]",ep="[^"+Do.replace("\\.","")+"]",tp=/((?:WC+[\/:])*)/.source.replace("WC",Io),ip=/(WCOD+)?/.source.replace("WCOD",ep),rp=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Io),np=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Io),sp=new RegExp("^"+tp+ip+rp+np+"$"),ap=["material","materials","bones","map"];class op{constructor(e,t,i){const r=i||it.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,r)}getValue(e,t){this.bind();const i=this._targetGroup.nCachedObjects_,r=this._bindings[i];r!==void 0&&r.getValue(e,t)}setValue(e,t){const i=this._bindings;for(let r=this._targetGroup.nCachedObjects_,s=i.length;r!==s;++r)i[r].setValue(e,t)}bind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,i=e.length;t!==i;++t)e[t].bind()}unbind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,i=e.length;t!==i;++t)e[t].unbind()}}class it{constructor(e,t,i){this.path=t,this.parsedPath=i||it.parseTrackName(t),this.node=it.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,i){return e&&e.isAnimationObjectGroup?new it.Composite(e,t,i):new it(e,t,i)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(Qd,"")}static parseTrackName(e){const t=sp.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]},r=i.nodeName&&i.nodeName.lastIndexOf(".");if(r!==void 0&&r!==-1){const s=i.nodeName.substring(r+1);ap.indexOf(s)!==-1&&(i.nodeName=i.nodeName.substring(0,r),i.objectName=s)}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(s){for(let a=0;af.start-g.start);let d=0;for(let f=1;f 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`,Cp=`#if NUM_CLIPPING_PLANES > 0
varying vec3 vClipPosition;
uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];
#endif`,Rp=`#if NUM_CLIPPING_PLANES > 0
varying vec3 vClipPosition;
#endif`,Ap=`#if NUM_CLIPPING_PLANES > 0
vClipPosition = - mvPosition.xyz;
#endif`,Pp=`#if defined( USE_COLOR_ALPHA )
diffuseColor *= vColor;
#elif defined( USE_COLOR )
diffuseColor.rgb *= vColor;
#endif`,Lp=`#if defined( USE_COLOR_ALPHA )
varying vec4 vColor;
#elif defined( USE_COLOR )
varying vec3 vColor;
#endif`,Dp=`#if defined( USE_COLOR_ALPHA )
varying vec4 vColor;
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )
varying vec3 vColor;
#endif`,Ip=`#if defined( USE_COLOR_ALPHA )
vColor = vec4( 1.0 );
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )
vColor = vec3( 1.0 );
#endif
#ifdef USE_COLOR
vColor *= color;
#endif
#ifdef USE_INSTANCING_COLOR
vColor.xyz *= instanceColor.xyz;
#endif
#ifdef USE_BATCHING_COLOR
vec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) );
vColor.xyz *= batchingColor.xyz;
#endif`,Up=`#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`,Np=`#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`,Op=`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`,Bp=`#ifdef USE_DISPLACEMENTMAP
uniform sampler2D displacementMap;
uniform float displacementScale;
uniform float displacementBias;
#endif`,Fp=`#ifdef USE_DISPLACEMENTMAP
transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );
#endif`,kp=`#ifdef USE_EMISSIVEMAP
vec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );
#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE
emissiveColor = sRGBTransferEOTF( emissiveColor );
#endif
totalEmissiveRadiance *= emissiveColor.rgb;
#endif`,zp=`#ifdef USE_EMISSIVEMAP
uniform sampler2D emissiveMap;
#endif`,Hp="gl_FragColor = linearToOutputTexel( gl_FragColor );",Vp=`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 );
}`,Gp=`#ifdef USE_ENVMAP
#ifdef ENV_WORLDPOS
vec3 cameraToFrag;
if ( isOrthographic ) {
cameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );
} else {
cameraToFrag = normalize( vWorldPosition - cameraPosition );
}
vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
#ifdef ENVMAP_MODE_REFLECTION
vec3 reflectVec = reflect( cameraToFrag, worldNormal );
#else
vec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );
#endif
#else
vec3 reflectVec = vReflect;
#endif
#ifdef ENVMAP_TYPE_CUBE
vec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );
#else
vec4 envColor = vec4( 0.0 );
#endif
#ifdef ENVMAP_BLENDING_MULTIPLY
outgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );
#elif defined( ENVMAP_BLENDING_MIX )
outgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );
#elif defined( ENVMAP_BLENDING_ADD )
outgoingLight += envColor.xyz * specularStrength * reflectivity;
#endif
#endif`,Wp=`#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`,jp=`#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`,Xp=`#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`,qp=`#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`,Yp=`#ifdef USE_FOG
vFogDepth = - mvPosition.z;
#endif`,Kp=`#ifdef USE_FOG
varying float vFogDepth;
#endif`,Zp=`#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`,$p=`#ifdef USE_FOG
uniform vec3 fogColor;
varying float vFogDepth;
#ifdef FOG_EXP2
uniform float fogDensity;
#else
uniform float fogNear;
uniform float fogFar;
#endif
#endif`,Jp=`#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
}`,Qp=`#ifdef USE_LIGHTMAP
uniform sampler2D lightMap;
uniform float lightMapIntensity;
#endif`,ef=`LambertMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularStrength = specularStrength;`,tf=`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`,rf=`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`,nf=`#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`,sf=`ToonMaterial material;
material.diffuseColor = diffuseColor.rgb;`,af=`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`,of=`BlinnPhongMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularColor = specular;
material.specularShininess = shininess;
material.specularStrength = specularStrength;`,lf=`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`,cf=`PhysicalMaterial material;
material.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );
vec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );
float geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );
material.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;
material.roughness = min( material.roughness, 1.0 );
#ifdef IOR
material.ior = ior;
#ifdef USE_SPECULAR
float specularIntensityFactor = specularIntensity;
vec3 specularColorFactor = specularColor;
#ifdef USE_SPECULAR_COLORMAP
specularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
specularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;
#endif
material.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );
#else
float specularIntensityFactor = 1.0;
vec3 specularColorFactor = vec3( 1.0 );
material.specularF90 = 1.0;
#endif
material.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );
#else
material.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );
material.specularF90 = 1.0;
#endif
#ifdef USE_CLEARCOAT
material.clearcoat = clearcoat;
material.clearcoatRoughness = clearcoatRoughness;
material.clearcoatF0 = vec3( 0.04 );
material.clearcoatF90 = 1.0;
#ifdef USE_CLEARCOATMAP
material.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
material.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;
#endif
material.clearcoat = saturate( material.clearcoat ); material.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );
material.clearcoatRoughness += geometryRoughness;
material.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );
#endif
#ifdef USE_DISPERSION
material.dispersion = dispersion;
#endif
#ifdef USE_IRIDESCENCE
material.iridescence = iridescence;
material.iridescenceIOR = iridescenceIOR;
#ifdef USE_IRIDESCENCEMAP
material.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
material.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;
#else
material.iridescenceThickness = iridescenceThicknessMaximum;
#endif
#endif
#ifdef USE_SHEEN
material.sheenColor = sheenColor;
#ifdef USE_SHEEN_COLORMAP
material.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;
#endif
material.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );
#ifdef USE_SHEEN_ROUGHNESSMAP
material.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;
#endif
#endif
#ifdef USE_ANISOTROPY
#ifdef USE_ANISOTROPYMAP
mat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );
vec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;
vec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;
#else
vec2 anisotropyV = anisotropyVector;
#endif
material.anisotropy = length( anisotropyV );
if( material.anisotropy == 0.0 ) {
anisotropyV = vec2( 1.0, 0.0 );
} else {
anisotropyV /= material.anisotropy;
material.anisotropy = saturate( material.anisotropy );
}
material.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );
material.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;
material.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;
#endif`,hf=`uniform sampler2D dfgLUT;
struct PhysicalMaterial {
vec3 diffuseColor;
float roughness;
vec3 specularColor;
float specularF90;
float dispersion;
#ifdef USE_CLEARCOAT
float clearcoat;
float clearcoatRoughness;
vec3 clearcoatF0;
float clearcoatF90;
#endif
#ifdef USE_IRIDESCENCE
float iridescence;
float iridescenceIOR;
float iridescenceThickness;
vec3 iridescenceFresnel;
vec3 iridescenceF0;
#endif
#ifdef USE_SHEEN
vec3 sheenColor;
float sheenRoughness;
#endif
#ifdef IOR
float ior;
#endif
#ifdef USE_TRANSMISSION
float transmission;
float transmissionAlpha;
float thickness;
float attenuationDistance;
vec3 attenuationColor;
#endif
#ifdef USE_ANISOTROPY
float anisotropy;
float alphaT;
vec3 anisotropyT;
vec3 anisotropyB;
#endif
};
vec3 clearcoatSpecularDirect = vec3( 0.0 );
vec3 clearcoatSpecularIndirect = vec3( 0.0 );
vec3 sheenSpecularDirect = vec3( 0.0 );
vec3 sheenSpecularIndirect = vec3(0.0 );
vec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {
float x = clamp( 1.0 - dotVH, 0.0, 1.0 );
float x2 = x * x;
float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );
return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );
}
float V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {
float a2 = pow2( alpha );
float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );
float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );
return 0.5 / max( gv + gl, EPSILON );
}
float D_GGX( const in float alpha, const in float dotNH ) {
float a2 = pow2( alpha );
float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;
return RECIPROCAL_PI * a2 / pow2( denom );
}
#ifdef USE_ANISOTROPY
float V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {
float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );
float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );
float v = 0.5 / ( gv + gl );
return saturate(v);
}
float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {
float a2 = alphaT * alphaB;
highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );
highp float v2 = dot( v, v );
float w2 = a2 / v2;
return RECIPROCAL_PI * a2 * pow2 ( w2 );
}
#endif
#ifdef USE_CLEARCOAT
vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {
vec3 f0 = material.clearcoatF0;
float f90 = material.clearcoatF90;
float roughness = material.clearcoatRoughness;
float alpha = pow2( roughness );
vec3 halfDir = normalize( lightDir + viewDir );
float dotNL = saturate( dot( normal, lightDir ) );
float dotNV = saturate( dot( normal, viewDir ) );
float dotNH = saturate( dot( normal, halfDir ) );
float dotVH = saturate( dot( viewDir, halfDir ) );
vec3 F = F_Schlick( f0, f90, dotVH );
float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
float D = D_GGX( alpha, dotNH );
return F * ( V * D );
}
#endif
vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
vec3 f0 = material.specularColor;
float f90 = material.specularF90;
float roughness = material.roughness;
float alpha = pow2( roughness );
vec3 halfDir = normalize( lightDir + viewDir );
float dotNL = saturate( dot( normal, lightDir ) );
float dotNV = saturate( dot( normal, viewDir ) );
float dotNH = saturate( dot( normal, halfDir ) );
float dotVH = saturate( dot( viewDir, halfDir ) );
vec3 F = F_Schlick( f0, f90, dotVH );
#ifdef USE_IRIDESCENCE
F = mix( F, material.iridescenceFresnel, material.iridescence );
#endif
#ifdef USE_ANISOTROPY
float dotTL = dot( material.anisotropyT, lightDir );
float dotTV = dot( material.anisotropyT, viewDir );
float dotTH = dot( material.anisotropyT, halfDir );
float dotBL = dot( material.anisotropyB, lightDir );
float dotBV = dot( material.anisotropyB, viewDir );
float dotBH = dot( material.anisotropyB, halfDir );
float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );
float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );
#else
float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
float D = D_GGX( alpha, dotNH );
#endif
return F * ( V * D );
}
vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {
const float LUT_SIZE = 64.0;
const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;
const float LUT_BIAS = 0.5 / LUT_SIZE;
float dotNV = saturate( dot( N, V ) );
vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );
uv = uv * LUT_SCALE + LUT_BIAS;
return uv;
}
float LTC_ClippedSphereFormFactor( const in vec3 f ) {
float l = length( f );
return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );
}
vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {
float x = dot( v1, v2 );
float y = abs( x );
float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;
float b = 3.4175940 + ( 4.1616724 + y ) * y;
float v = a / b;
float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;
return cross( v1, v2 ) * theta_sintheta;
}
vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {
vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];
vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];
vec3 lightNormal = cross( v1, v2 );
if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );
vec3 T1, T2;
T1 = normalize( V - N * dot( V, N ) );
T2 = - cross( N, T1 );
mat3 mat = mInv * transpose( mat3( T1, T2, N ) );
vec3 coords[ 4 ];
coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );
coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );
coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );
coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );
coords[ 0 ] = normalize( coords[ 0 ] );
coords[ 1 ] = normalize( coords[ 1 ] );
coords[ 2 ] = normalize( coords[ 2 ] );
coords[ 3 ] = normalize( coords[ 3 ] );
vec3 vectorFormFactor = vec3( 0.0 );
vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );
vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );
vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );
vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );
float result = LTC_ClippedSphereFormFactor( vectorFormFactor );
return vec3( result );
}
#if defined( USE_SHEEN )
float D_Charlie( float roughness, float dotNH ) {
float alpha = pow2( roughness );
float invAlpha = 1.0 / alpha;
float cos2h = dotNH * dotNH;
float sin2h = max( 1.0 - cos2h, 0.0078125 );
return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );
}
float V_Neubelt( float dotNV, float dotNL ) {
return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );
}
vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {
vec3 halfDir = normalize( lightDir + viewDir );
float dotNL = saturate( dot( normal, lightDir ) );
float dotNV = saturate( dot( normal, viewDir ) );
float dotNH = saturate( dot( normal, halfDir ) );
float D = D_Charlie( sheenRoughness, dotNH );
float V = V_Neubelt( dotNV, dotNL );
return sheenColor * ( D * V );
}
#endif
float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
float dotNV = saturate( dot( normal, viewDir ) );
float r2 = roughness * roughness;
float a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;
float b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;
float DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );
return saturate( DG * RECIPROCAL_PI );
}
vec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
float dotNV = saturate( dot( normal, viewDir ) );
vec2 uv = vec2( roughness, dotNV );
return texture2D( dfgLUT, uv ).rg;
}
vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {
vec2 fab = DFGApprox( normal, viewDir, roughness );
return specularColor * fab.x + specularF90 * fab.y;
}
#ifdef USE_IRIDESCENCE
void computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {
#else
void computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {
#endif
vec2 fab = DFGApprox( normal, viewDir, roughness );
#ifdef USE_IRIDESCENCE
vec3 Fr = mix( specularColor, iridescenceF0, iridescence );
#else
vec3 Fr = specularColor;
#endif
vec3 FssEss = Fr * fab.x + specularF90 * fab.y;
float Ess = fab.x + fab.y;
float Ems = 1.0 - Ess;
vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619; vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );
singleScatter += FssEss;
multiScatter += Fms * Ems;
}
vec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
vec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );
float dotNL = saturate( dot( normal, lightDir ) );
float dotNV = saturate( dot( normal, viewDir ) );
vec2 dfgV = DFGApprox( vec3(0.0, 0.0, 1.0), vec3(sqrt(1.0 - dotNV * dotNV), 0.0, dotNV), material.roughness );
vec2 dfgL = DFGApprox( vec3(0.0, 0.0, 1.0), vec3(sqrt(1.0 - dotNL * dotNL), 0.0, dotNL), material.roughness );
vec3 FssEss_V = material.specularColor * dfgV.x + material.specularF90 * dfgV.y;
vec3 FssEss_L = material.specularColor * dfgL.x + material.specularF90 * dfgL.y;
float Ess_V = dfgV.x + dfgV.y;
float Ess_L = dfgL.x + dfgL.y;
float Ems_V = 1.0 - Ess_V;
float Ems_L = 1.0 - Ess_L;
vec3 Favg = material.specularColor + ( 1.0 - material.specularColor ) * 0.047619;
vec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg * Favg + EPSILON );
float compensationFactor = Ems_V * Ems_L;
vec3 multiScatter = Fms * compensationFactor;
return singleScatter + multiScatter;
}
#if NUM_RECT_AREA_LIGHTS > 0
void RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
vec3 normal = geometryNormal;
vec3 viewDir = geometryViewDir;
vec3 position = geometryPosition;
vec3 lightPos = rectAreaLight.position;
vec3 halfWidth = rectAreaLight.halfWidth;
vec3 halfHeight = rectAreaLight.halfHeight;
vec3 lightColor = rectAreaLight.color;
float roughness = material.roughness;
vec3 rectCoords[ 4 ];
rectCoords[ 0 ] = lightPos + halfWidth - halfHeight; rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;
rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;
rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;
vec2 uv = LTC_Uv( normal, viewDir, roughness );
vec4 t1 = texture2D( ltc_1, uv );
vec4 t2 = texture2D( ltc_2, uv );
mat3 mInv = mat3(
vec3( t1.x, 0, t1.y ),
vec3( 0, 1, 0 ),
vec3( t1.z, 0, t1.w )
);
vec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );
reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );
reflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );
}
#endif
void RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
vec3 irradiance = dotNL * directLight.color;
#ifdef USE_CLEARCOAT
float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );
vec3 ccIrradiance = dotNLcc * directLight.color;
clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );
#endif
#ifdef USE_SHEEN
sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );
#endif
reflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );
reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {
#ifdef USE_CLEARCOAT
clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );
#endif
#ifdef USE_SHEEN
sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
#endif
vec3 singleScattering = vec3( 0.0 );
vec3 multiScattering = vec3( 0.0 );
vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;
#ifdef USE_IRIDESCENCE
computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );
#else
computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );
#endif
vec3 totalScattering = singleScattering + multiScattering;
vec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );
reflectedLight.indirectSpecular += radiance * singleScattering;
reflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;
reflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;
}
#define RE_Direct RE_Direct_Physical
#define RE_Direct_RectArea RE_Direct_RectArea_Physical
#define RE_IndirectDiffuse RE_IndirectDiffuse_Physical
#define RE_IndirectSpecular RE_IndirectSpecular_Physical
float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {
return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );
}`,uf=`
vec3 geometryPosition = - vViewPosition;
vec3 geometryNormal = normal;
vec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );
vec3 geometryClearcoatNormal = vec3( 0.0 );
#ifdef USE_CLEARCOAT
geometryClearcoatNormal = clearcoatNormal;
#endif
#ifdef USE_IRIDESCENCE
float dotNVi = saturate( dot( normal, geometryViewDir ) );
if ( material.iridescenceThickness == 0.0 ) {
material.iridescence = 0.0;
} else {
material.iridescence = saturate( material.iridescence );
}
if ( material.iridescence > 0.0 ) {
material.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );
material.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );
}
#endif
IncidentLight directLight;
#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )
PointLight pointLight;
#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0
PointLightShadow pointLightShadow;
#endif
#pragma unroll_loop_start
for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {
pointLight = pointLights[ i ];
getPointLightInfo( pointLight, geometryPosition, directLight );
#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )
pointLightShadow = pointLightShadows[ i ];
directLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;
#endif
RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
}
#pragma unroll_loop_end
#endif
#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )
SpotLight spotLight;
vec4 spotColor;
vec3 spotLightCoord;
bool inSpotLightMap;
#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0
SpotLightShadow spotLightShadow;
#endif
#pragma unroll_loop_start
for ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {
spotLight = spotLights[ i ];
getSpotLightInfo( spotLight, geometryPosition, directLight );
#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )
#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX
#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS
#else
#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )
#endif
#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )
spotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;
inSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );
spotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );
directLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;
#endif
#undef SPOT_LIGHT_MAP_INDEX
#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
spotLightShadow = spotLightShadows[ i ];
directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;
#endif
RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
}
#pragma unroll_loop_end
#endif
#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )
DirectionalLight directionalLight;
#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0
DirectionalLightShadow directionalLightShadow;
#endif
#pragma unroll_loop_start
for ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {
directionalLight = directionalLights[ i ];
getDirectionalLightInfo( directionalLight, directLight );
#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )
directionalLightShadow = directionalLightShadows[ i ];
directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
#endif
RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
}
#pragma unroll_loop_end
#endif
#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )
RectAreaLight rectAreaLight;
#pragma unroll_loop_start
for ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {
rectAreaLight = rectAreaLights[ i ];
RE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
}
#pragma unroll_loop_end
#endif
#if defined( RE_IndirectDiffuse )
vec3 iblIrradiance = vec3( 0.0 );
vec3 irradiance = getAmbientLightIrradiance( ambientLightColor );
#if defined( USE_LIGHT_PROBES )
irradiance += getLightProbeIrradiance( lightProbe, geometryNormal );
#endif
#if ( NUM_HEMI_LIGHTS > 0 )
#pragma unroll_loop_start
for ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {
irradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );
}
#pragma unroll_loop_end
#endif
#endif
#if defined( RE_IndirectSpecular )
vec3 radiance = vec3( 0.0 );
vec3 clearcoatRadiance = vec3( 0.0 );
#endif`,df=`#if defined( RE_IndirectDiffuse )
#ifdef USE_LIGHTMAP
vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
vec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;
irradiance += lightMapIrradiance;
#endif
#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )
iblIrradiance += getIBLIrradiance( geometryNormal );
#endif
#endif
#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )
#ifdef USE_ANISOTROPY
radiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );
#else
radiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );
#endif
#ifdef USE_CLEARCOAT
clearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );
#endif
#endif`,pf=`#if defined( RE_IndirectDiffuse )
RE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
#endif
#if defined( RE_IndirectSpecular )
RE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
#endif`,ff=`#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )
gl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;
#endif`,mf=`#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )
uniform float logDepthBufFC;
varying float vFragDepth;
varying float vIsPerspective;
#endif`,gf=`#ifdef USE_LOGARITHMIC_DEPTH_BUFFER
varying float vFragDepth;
varying float vIsPerspective;
#endif`,vf=`#ifdef USE_LOGARITHMIC_DEPTH_BUFFER
vFragDepth = 1.0 + gl_Position.w;
vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );
#endif`,_f=`#ifdef USE_MAP
vec4 sampledDiffuseColor = texture2D( map, vMapUv );
#ifdef DECODE_VIDEO_TEXTURE
sampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );
#endif
diffuseColor *= sampledDiffuseColor;
#endif`,xf=`#ifdef USE_MAP
uniform sampler2D map;
#endif`,yf=`#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`,bf=`#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`,Mf=`float metalnessFactor = metalness;
#ifdef USE_METALNESSMAP
vec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );
metalnessFactor *= texelMetalness.b;
#endif`,Tf=`#ifdef USE_METALNESSMAP
uniform sampler2D metalnessMap;
#endif`,Sf=`#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`,Ef=`#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`,wf=`#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`,Cf=`#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`,Rf=`#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`,Af=`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;`,Pf=`#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`,Lf=`#ifndef FLAT_SHADED
varying vec3 vNormal;
#ifdef USE_TANGENT
varying vec3 vTangent;
varying vec3 vBitangent;
#endif
#endif`,Df=`#ifndef FLAT_SHADED
varying vec3 vNormal;
#ifdef USE_TANGENT
varying vec3 vTangent;
varying vec3 vBitangent;
#endif
#endif`,If=`#ifndef FLAT_SHADED
vNormal = normalize( transformedNormal );
#ifdef USE_TANGENT
vTangent = normalize( transformedTangent );
vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );
#endif
#endif`,Uf=`#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`,Nf=`#ifdef USE_CLEARCOAT
vec3 clearcoatNormal = nonPerturbedNormal;
#endif`,Of=`#ifdef USE_CLEARCOAT_NORMALMAP
vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;
clearcoatMapN.xy *= clearcoatNormalScale;
clearcoatNormal = normalize( tbn2 * clearcoatMapN );
#endif`,Bf=`#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`,Ff=`#ifdef USE_IRIDESCENCEMAP
uniform sampler2D iridescenceMap;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
uniform sampler2D iridescenceThicknessMap;
#endif`,kf=`#ifdef OPAQUE
diffuseColor.a = 1.0;
#endif
#ifdef USE_TRANSMISSION
diffuseColor.a *= material.transmissionAlpha;
#endif
gl_FragColor = vec4( outgoingLight, diffuseColor.a );`,zf=`vec3 packNormalToRGB( const in vec3 normal ) {
return normalize( normal ) * 0.5 + 0.5;
}
vec3 unpackRGBToNormal( const in vec3 rgb ) {
return 2.0 * rgb.xyz - 1.0;
}
const float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;
const float Inv255 = 1. / 255.;
const vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );
const vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );
const vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );
const vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );
vec4 packDepthToRGBA( const in float v ) {
if( v <= 0.0 )
return vec4( 0., 0., 0., 0. );
if( v >= 1.0 )
return vec4( 1., 1., 1., 1. );
float vuf;
float af = modf( v * PackFactors.a, vuf );
float bf = modf( vuf * ShiftRight8, vuf );
float gf = modf( vuf * ShiftRight8, vuf );
return vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );
}
vec3 packDepthToRGB( const in float v ) {
if( v <= 0.0 )
return vec3( 0., 0., 0. );
if( v >= 1.0 )
return vec3( 1., 1., 1. );
float vuf;
float bf = modf( v * PackFactors.b, vuf );
float gf = modf( vuf * ShiftRight8, vuf );
return vec3( vuf * Inv255, gf * PackUpscale, bf );
}
vec2 packDepthToRG( const in float v ) {
if( v <= 0.0 )
return vec2( 0., 0. );
if( v >= 1.0 )
return vec2( 1., 1. );
float vuf;
float gf = modf( v * 256., vuf );
return vec2( vuf * Inv255, gf );
}
float unpackRGBAToDepth( const in vec4 v ) {
return dot( v, UnpackFactors4 );
}
float unpackRGBToDepth( const in vec3 v ) {
return dot( v, UnpackFactors3 );
}
float unpackRGToDepth( const in vec2 v ) {
return v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;
}
vec4 pack2HalfToRGBA( const in vec2 v ) {
vec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );
return vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );
}
vec2 unpackRGBATo2Half( const in vec4 v ) {
return vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );
}
float viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {
return ( viewZ + near ) / ( near - far );
}
float orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {
return depth * ( near - far ) - near;
}
float viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {
return ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );
}
float perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {
return ( near * far ) / ( ( far - near ) * depth - far );
}`,Hf=`#ifdef PREMULTIPLIED_ALPHA
gl_FragColor.rgb *= gl_FragColor.a;
#endif`,Vf=`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;`,Gf=`#ifdef DITHERING
gl_FragColor.rgb = dithering( gl_FragColor.rgb );
#endif`,Wf=`#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`,jf=`float roughnessFactor = roughness;
#ifdef USE_ROUGHNESSMAP
vec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );
roughnessFactor *= texelRoughness.g;
#endif`,Xf=`#ifdef USE_ROUGHNESSMAP
uniform sampler2D roughnessMap;
#endif`,qf=`#if NUM_SPOT_LIGHT_COORDS > 0
varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
#endif
#if NUM_SPOT_LIGHT_MAPS > 0
uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];
#endif
#ifdef USE_SHADOWMAP
#if NUM_DIR_LIGHT_SHADOWS > 0
uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];
varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
struct DirectionalLightShadow {
float shadowIntensity;
float shadowBias;
float shadowNormalBias;
float shadowRadius;
vec2 shadowMapSize;
};
uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
#endif
#if NUM_SPOT_LIGHT_SHADOWS > 0
uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];
struct SpotLightShadow {
float shadowIntensity;
float shadowBias;
float shadowNormalBias;
float shadowRadius;
vec2 shadowMapSize;
};
uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
#endif
#if NUM_POINT_LIGHT_SHADOWS > 0
uniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];
varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
struct PointLightShadow {
float shadowIntensity;
float shadowBias;
float shadowNormalBias;
float shadowRadius;
vec2 shadowMapSize;
float shadowCameraNear;
float shadowCameraFar;
};
uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
#endif
float texture2DCompare( sampler2D depths, vec2 uv, float compare ) {
float depth = unpackRGBAToDepth( texture2D( depths, uv ) );
#ifdef USE_REVERSED_DEPTH_BUFFER
return step( depth, compare );
#else
return step( compare, depth );
#endif
}
vec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {
return unpackRGBATo2Half( texture2D( shadow, uv ) );
}
float VSMShadow( sampler2D shadow, vec2 uv, float compare ) {
float occlusion = 1.0;
vec2 distribution = texture2DDistribution( shadow, uv );
#ifdef USE_REVERSED_DEPTH_BUFFER
float hard_shadow = step( distribution.x, compare );
#else
float hard_shadow = step( compare, distribution.x );
#endif
if ( hard_shadow != 1.0 ) {
float distance = compare - distribution.x;
float variance = max( 0.00000, distribution.y * distribution.y );
float softness_probability = variance / (variance + distance * distance ); softness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 ); occlusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );
}
return occlusion;
}
float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {
float shadow = 1.0;
shadowCoord.xyz /= shadowCoord.w;
shadowCoord.z += shadowBias;
bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;
bool frustumTest = inFrustum && shadowCoord.z <= 1.0;
if ( frustumTest ) {
#if defined( SHADOWMAP_TYPE_PCF )
vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
float dx0 = - texelSize.x * shadowRadius;
float dy0 = - texelSize.y * shadowRadius;
float dx1 = + texelSize.x * shadowRadius;
float dy1 = + texelSize.y * shadowRadius;
float dx2 = dx0 / 2.0;
float dy2 = dy0 / 2.0;
float dx3 = dx1 / 2.0;
float dy3 = dy1 / 2.0;
shadow = (
texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +
texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +
texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +
texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +
texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +
texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +
texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +
texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +
texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +
texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +
texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +
texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +
texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +
texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +
texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +
texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +
texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )
) * ( 1.0 / 17.0 );
#elif defined( SHADOWMAP_TYPE_PCF_SOFT )
vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
float dx = texelSize.x;
float dy = texelSize.y;
vec2 uv = shadowCoord.xy;
vec2 f = fract( uv * shadowMapSize + 0.5 );
uv -= f * texelSize;
shadow = (
texture2DCompare( shadowMap, uv, shadowCoord.z ) +
texture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +
texture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +
texture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +
mix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),
texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),
f.x ) +
mix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),
texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),
f.x ) +
mix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),
texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),
f.y ) +
mix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),
texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),
f.y ) +
mix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),
texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),
f.x ),
mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),
texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),
f.x ),
f.y )
) * ( 1.0 / 9.0 );
#elif defined( SHADOWMAP_TYPE_VSM )
shadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );
#else
shadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );
#endif
}
return mix( 1.0, shadow, shadowIntensity );
}
vec2 cubeToUV( vec3 v, float texelSizeY ) {
vec3 absV = abs( v );
float scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );
absV *= scaleToCube;
v *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );
vec2 planar = v.xy;
float almostATexel = 1.5 * texelSizeY;
float almostOne = 1.0 - almostATexel;
if ( absV.z >= almostOne ) {
if ( v.z > 0.0 )
planar.x = 4.0 - v.x;
} else if ( absV.x >= almostOne ) {
float signX = sign( v.x );
planar.x = v.z * signX + 2.0 * signX;
} else if ( absV.y >= almostOne ) {
float signY = sign( v.y );
planar.x = v.x + 2.0 * signY + 2.0;
planar.y = v.z * signY - 2.0;
}
return vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );
}
float getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {
float shadow = 1.0;
vec3 lightToPosition = shadowCoord.xyz;
float lightToPositionLength = length( lightToPosition );
if ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {
float dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear ); dp += shadowBias;
vec3 bd3D = normalize( lightToPosition );
vec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );
#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )
vec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;
shadow = (
texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +
texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +
texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +
texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +
texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +
texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +
texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +
texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +
texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )
) * ( 1.0 / 9.0 );
#else
shadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );
#endif
}
return mix( 1.0, shadow, shadowIntensity );
}
#endif`,Yf=`#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`,Kf=`#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`,Zf=`float getShadowMask() {
float shadow = 1.0;
#ifdef USE_SHADOWMAP
#if NUM_DIR_LIGHT_SHADOWS > 0
DirectionalLightShadow directionalLight;
#pragma unroll_loop_start
for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {
directionalLight = directionalLightShadows[ i ];
shadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
}
#pragma unroll_loop_end
#endif
#if NUM_SPOT_LIGHT_SHADOWS > 0
SpotLightShadow spotLight;
#pragma unroll_loop_start
for ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {
spotLight = spotLightShadows[ i ];
shadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;
}
#pragma unroll_loop_end
#endif
#if NUM_POINT_LIGHT_SHADOWS > 0
PointLightShadow pointLight;
#pragma unroll_loop_start
for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {
pointLight = pointLightShadows[ i ];
shadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;
}
#pragma unroll_loop_end
#endif
#endif
return shadow;
}`,$f=`#ifdef USE_SKINNING
mat4 boneMatX = getBoneMatrix( skinIndex.x );
mat4 boneMatY = getBoneMatrix( skinIndex.y );
mat4 boneMatZ = getBoneMatrix( skinIndex.z );
mat4 boneMatW = getBoneMatrix( skinIndex.w );
#endif`,Jf=`#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`,Qf=`#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`,em=`#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`,tm=`float specularStrength;
#ifdef USE_SPECULARMAP
vec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );
specularStrength = texelSpecular.r;
#else
specularStrength = 1.0;
#endif`,im=`#ifdef USE_SPECULARMAP
uniform sampler2D specularMap;
#endif`,rm=`#if defined( TONE_MAPPING )
gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );
#endif`,nm=`#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; }`,sm=`#ifdef USE_TRANSMISSION
material.transmission = transmission;
material.transmissionAlpha = 1.0;
material.thickness = thickness;
material.attenuationDistance = attenuationDistance;
material.attenuationColor = attenuationColor;
#ifdef USE_TRANSMISSIONMAP
material.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;
#endif
#ifdef USE_THICKNESSMAP
material.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;
#endif
vec3 pos = vWorldPosition;
vec3 v = normalize( cameraPosition - pos );
vec3 n = inverseTransformDirection( normal, viewMatrix );
vec4 transmitted = getIBLVolumeRefraction(
n, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,
pos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,
material.attenuationColor, material.attenuationDistance );
material.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );
totalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );
#endif`,am=`#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`,om=`#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`,lm=`#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`,cm=`#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`,hm=`#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 um=`varying vec2 vUv;
uniform mat3 uvTransform;
void main() {
vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
gl_Position = vec4( position.xy, 1.0, 1.0 );
}`,dm=`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
}`,pm=`varying vec3 vWorldDirection;
#include
void main() {
vWorldDirection = transformDirection( position, modelMatrix );
#include
#include
gl_Position.z = gl_Position.w;
}`,fm=`#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
}`,mm=`varying vec3 vWorldDirection;
#include
void main() {
vWorldDirection = transformDirection( position, modelMatrix );
#include
#include
gl_Position.z = gl_Position.w;
}`,gm=`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
}`,vm=`#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;
}`,_m=`#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
}`,xm=`#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;
}`,ym=`#define DISTANCE
uniform vec3 referencePosition;
uniform float nearDistance;
uniform float farDistance;
varying vec3 vWorldPosition;
#include
#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 = packDepthToRGBA( dist );
}`,bm=`varying vec3 vWorldDirection;
#include
void main() {
vWorldDirection = transformDirection( position, modelMatrix );
#include
#include
}`,Mm=`uniform sampler2D tEquirect;
varying vec3 vWorldDirection;
#include
void main() {
vec3 direction = normalize( vWorldDirection );
vec2 sampleUV = equirectUv( direction );
gl_FragColor = texture2D( tEquirect, sampleUV );
#include
#include
}`,Tm=`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
}`,Sm=`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
}`,Em=`#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
#include
}`,wm=`uniform vec3 diffuse;
uniform float opacity;
#ifndef FLAT_SHADED
varying vec3 vNormal;
#endif
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
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void main() {
vec4 diffuseColor = vec4( diffuse, opacity );
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ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
#ifdef USE_LIGHTMAP
vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
reflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;
#else
reflectedLight.indirectDiffuse += vec3( 1.0 );
#endif
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reflectedLight.indirectDiffuse *= diffuseColor.rgb;
vec3 outgoingLight = reflectedLight.indirectDiffuse;
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}`,Cm=`#define LAMBERT
varying vec3 vViewPosition;
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void main() {
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