286 lines
13 KiB
HTML
286 lines
13 KiB
HTML
<!DOCTYPE HTML>
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<html lang="en" class="light sidebar-visible" dir="ltr">
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<head>
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<!-- Book generated using mdBook -->
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<meta charset="UTF-8">
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<title>animation - Filament</title>
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<!-- Custom HTML head -->
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<meta name="description" content="">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<meta name="theme-color" content="#ffffff">
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<link rel="shortcut icon" href="../../favicon.png">
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<link rel="stylesheet" href="../../css/variables.css">
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<link rel="stylesheet" href="../../css/general.css">
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<link rel="stylesheet" href="../../css/chrome.css">
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<!-- Fonts -->
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<link rel="stylesheet" href="../../FontAwesome/css/font-awesome.css">
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<link rel="stylesheet" href="../../fonts/fonts.css">
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<!-- Highlight.js Stylesheets -->
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<link rel="stylesheet" href="../../highlight.css">
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<link rel="stylesheet" href="../../tomorrow-night.css">
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<link rel="stylesheet" href="../../ayu-highlight.css">
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<!-- Custom theme stylesheets -->
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<!-- MathJax -->
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<script async src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/MathJax.js?config=TeX-AMS-MML_HTMLorMML"></script>
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<!-- Provide site root to javascript -->
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<script>
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var path_to_root = "../../";
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var default_theme = window.matchMedia("(prefers-color-scheme: dark)").matches ? "light" : "light";
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</script>
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<!-- Start loading toc.js asap -->
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<script src="../../toc.js"></script>
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</head>
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<body>
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<div id="body-container">
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<!-- Work around some values being stored in localStorage wrapped in quotes -->
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<script>
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try {
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var theme = localStorage.getItem('mdbook-theme');
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var sidebar = localStorage.getItem('mdbook-sidebar');
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if (theme.startsWith('"') && theme.endsWith('"')) {
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localStorage.setItem('mdbook-theme', theme.slice(1, theme.length - 1));
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}
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if (sidebar.startsWith('"') && sidebar.endsWith('"')) {
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localStorage.setItem('mdbook-sidebar', sidebar.slice(1, sidebar.length - 1));
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}
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} catch (e) { }
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</script>
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<!-- Set the theme before any content is loaded, prevents flash -->
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<script>
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var theme;
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try { theme = localStorage.getItem('mdbook-theme'); } catch(e) { }
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if (theme === null || theme === undefined) { theme = default_theme; }
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const html = document.documentElement;
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html.classList.remove('light')
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html.classList.add(theme);
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html.classList.add("js");
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</script>
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<input type="checkbox" id="sidebar-toggle-anchor" class="hidden">
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<!-- Hide / unhide sidebar before it is displayed -->
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<script>
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var sidebar = null;
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var sidebar_toggle = document.getElementById("sidebar-toggle-anchor");
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if (document.body.clientWidth >= 1080) {
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try { sidebar = localStorage.getItem('mdbook-sidebar'); } catch(e) { }
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sidebar = sidebar || 'visible';
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} else {
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sidebar = 'hidden';
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}
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sidebar_toggle.checked = sidebar === 'visible';
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html.classList.remove('sidebar-visible');
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html.classList.add("sidebar-" + sidebar);
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</script>
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<nav id="sidebar" class="sidebar" aria-label="Table of contents">
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<div style="display:flex;align-items:center;justify-content:center">
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<img class="flogo" src="../../images/filament_logo_small.png"></img>
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</div>
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<!-- populated by js -->
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<mdbook-sidebar-scrollbox class="sidebar-scrollbox"></mdbook-sidebar-scrollbox>
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<noscript>
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<iframe class="sidebar-iframe-outer" src="../../toc.html"></iframe>
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</noscript>
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<div id="sidebar-resize-handle" class="sidebar-resize-handle">
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<div class="sidebar-resize-indicator"></div>
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</div>
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</nav>
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<div id="page-wrapper" class="page-wrapper">
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<div class="page">
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<div id="menu-bar-hover-placeholder"></div>
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<div id="menu-bar" class="menu-bar sticky">
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<div class="left-buttons">
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<label id="sidebar-toggle" class="icon-button" for="sidebar-toggle-anchor" title="Toggle Table of Contents" aria-label="Toggle Table of Contents" aria-controls="sidebar">
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<i class="fa fa-bars"></i>
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</label>
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<!-- Filament: disable themes because the markdeep part does not look good for dark themes -->
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<!--
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<button id="theme-toggle" class="icon-button" type="button" title="Change theme" aria-label="Change theme" aria-haspopup="true" aria-expanded="false" aria-controls="theme-list">
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<i class="fa fa-paint-brush"></i>
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</button>
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<ul id="theme-list" class="theme-popup" aria-label="Themes" role="menu">
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<li role="none"><button role="menuitem" class="theme" id="light">Light</button></li>
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<li role="none"><button role="menuitem" class="theme" id="rust">Rust</button></li>
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<li role="none"><button role="menuitem" class="theme" id="coal">Coal</button></li>
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<li role="none"><button role="menuitem" class="theme" id="navy">Navy</button></li>
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<li role="none"><button role="menuitem" class="theme" id="ayu">Ayu</button></li>
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</ul>
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-->
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<button id="search-toggle" class="icon-button" type="button" title="Search. (Shortkey: s)" aria-label="Toggle Searchbar" aria-expanded="false" aria-keyshortcuts="S" aria-controls="searchbar">
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<i class="fa fa-search"></i>
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</button>
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</div>
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<h1 class="menu-title">Filament</h1>
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<div class="right-buttons">
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<a href="https://github.com/google/filament" title="Git repository" aria-label="Git repository">
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<i id="git-repository-button" class="fa fa-github"></i>
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</a>
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</div>
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</div>
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<div id="search-wrapper" class="hidden">
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<form id="searchbar-outer" class="searchbar-outer">
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<input type="search" id="searchbar" name="searchbar" placeholder="Search this book ..." aria-controls="searchresults-outer" aria-describedby="searchresults-header">
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</form>
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<div id="searchresults-outer" class="searchresults-outer hidden">
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<div id="searchresults-header" class="searchresults-header"></div>
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<ul id="searchresults">
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</ul>
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</div>
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</div>
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<!-- Apply ARIA attributes after the sidebar and the sidebar toggle button are added to the DOM -->
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<script>
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document.getElementById('sidebar-toggle').setAttribute('aria-expanded', sidebar === 'visible');
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document.getElementById('sidebar').setAttribute('aria-hidden', sidebar !== 'visible');
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Array.from(document.querySelectorAll('#sidebar a')).forEach(function(link) {
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link.setAttribute('tabIndex', sidebar === 'visible' ? 0 : -1);
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});
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</script>
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<div id="content" class="content">
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<main>
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<style>
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body { margin: 0; overflow: hidden; }
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canvas { touch-action: none; width: 100%; height: 400px; border: 1px solid black; }
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</style>
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<p><canvas></canvas></p>
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<script src="../../web/lib/filament.js"></script>
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<script src="../../web/lib/gl-matrix-min.js"></script>
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<script>
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const mesh_url = "../../web/assets/animation/AnimatedTriangle.gltf";
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Filament.init([mesh_url], () => {
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window.gltfio = Filament.gltfio;
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window.Fov = Filament.Camera$Fov;
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window.LightType = Filament.LightManager$Type;
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window.app = new App(document.querySelector("canvas"));
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});
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class App {
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constructor(canvas) {
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this.canvas = canvas;
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const engine = this.engine = Filament.Engine.create(this.canvas);
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const scene = this.scene = engine.createScene();
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const loader = engine.createAssetLoader();
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const asset = this.asset = loader.createAsset(mesh_url);
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const sunlight = Filament.EntityManager.get().create();
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Filament.LightManager.Builder(LightType.SUN).direction([0, 0, -1]).build(engine, sunlight);
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this.scene.addEntity(sunlight);
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const onDone = () => {
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loader.delete();
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// Dynamically enable two-sided lighting for testing purposes.
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const entities = asset.getEntities();
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const rm = engine.getRenderableManager();
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const renderable = rm.getInstance(entities[0]);
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rm.getMaterialInstanceAt(renderable, 0).setDoubleSided(true)
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renderable.delete();
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scene.addEntities(entities);
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this.animator = asset.getInstance().getAnimator();
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this.animationStartTime = Date.now();
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};
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asset.loadResources(onDone, null, new URL('../../web/assets/animation/', window.location.href).href);
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this.swapChain = engine.createSwapChain();
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this.renderer = engine.createRenderer();
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this.camera = engine.createCamera(Filament.EntityManager.get().create());
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this.view = engine.createView();
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this.view.setCamera(this.camera);
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this.view.setScene(this.scene);
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this.renderer.setClearOptions({clearColor: [0.2, 0.3, 0.4, 1.0], clear: true});
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this.resize();
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this.render = this.render.bind(this);
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this.resize = this.resize.bind(this);
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window.addEventListener("resize", this.resize);
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window.requestAnimationFrame(this.render);
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}
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render() {
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if (this.animator) {
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const ms = Date.now() - this.animationStartTime;
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this.animator.applyAnimation(0, ms / 1000);
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this.animator.updateBoneMatrices();
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}
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this.renderer.render(this.swapChain, this.view);
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window.requestAnimationFrame(this.render);
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}
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resize() {
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const dpr = window.devicePixelRatio;
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const width = this.canvas.width = this.canvas.clientWidth * dpr;
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const height = this.canvas.height = this.canvas.clientHeight * dpr;
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this.view.setViewport([0, 0, width, height]);
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const eye = [0, 0, 5], center = [0, 0, 0], up = [0, 1, 0];
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this.camera.lookAt(eye, center, up);
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const aspect = width / height;
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const fov = aspect < 1 ? Fov.HORIZONTAL : Fov.VERTICAL;
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this.camera.setProjectionFov(30, aspect, 1.0, 20.0, fov);
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}
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}
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</script>
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</main>
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<nav class="nav-wrapper" aria-label="Page navigation">
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<!-- Mobile navigation buttons -->
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<a rel="prev" href="../../samples/web/samples.html" class="mobile-nav-chapters previous" title="Previous chapter" aria-label="Previous chapter" aria-keyshortcuts="Left">
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<i class="fa fa-angle-left"></i>
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</a>
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<a rel="next prefetch" href="../../samples/web/cube_fl0.html" class="mobile-nav-chapters next" title="Next chapter" aria-label="Next chapter" aria-keyshortcuts="Right">
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<i class="fa fa-angle-right"></i>
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</a>
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<div style="clear: both"></div>
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</nav>
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</div>
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</div>
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<nav class="nav-wide-wrapper" aria-label="Page navigation">
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<a rel="prev" href="../../samples/web/samples.html" class="nav-chapters previous" title="Previous chapter" aria-label="Previous chapter" aria-keyshortcuts="Left">
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<i class="fa fa-angle-left"></i>
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</a>
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<a rel="next prefetch" href="../../samples/web/cube_fl0.html" class="nav-chapters next" title="Next chapter" aria-label="Next chapter" aria-keyshortcuts="Right">
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<i class="fa fa-angle-right"></i>
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</a>
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</nav>
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</div>
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<script>
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window.playground_copyable = true;
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</script>
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<script src="../../elasticlunr.min.js"></script>
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<script src="../../mark.min.js"></script>
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<script src="../../searcher.js"></script>
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<script src="../../clipboard.min.js"></script>
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<script src="../../highlight.js"></script>
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<script src="../../book.js"></script>
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<!-- Custom JS scripts -->
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</div>
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</body>
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</html>
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