sdf-2d/docs/functions/run-animation.runAnimation.html
Andras Schmelczer 94206f299e
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<!DOCTYPE html><html class="default" lang="en" data-base="../"><head><meta charset="utf-8"/><meta http-equiv="x-ua-compatible" content="IE=edge"/><title>runAnimation | SDF-2D - v0.7.6</title><link rel="icon" href="../assets/favicon.ico"/><meta name="description" content="Documentation for SDF-2D"/><meta name="viewport" content="width=device-width, initial-scale=1"/><link rel="stylesheet" href="../assets/style.css"/><link rel="stylesheet" href="../assets/highlight.css"/><script defer src="../assets/main.js"></script><script async src="../assets/icons.js" id="tsd-icons-script"></script><script async src="../assets/search.js" id="tsd-search-script"></script><script async src="../assets/navigation.js" id="tsd-nav-script"></script><script async src="../assets/hierarchy.js" id="tsd-hierarchy-script"></script></head><body><script>document.documentElement.dataset.theme = localStorage.getItem("tsd-theme") || "os";document.body.style.display="none";setTimeout(() => window.app?app.showPage():document.body.style.removeProperty("display"),500)</script><header class="tsd-page-toolbar"><div class="tsd-toolbar-contents container"><a href="../index.html" class="title">SDF-2D - v0.7.6</a><div id="tsd-toolbar-links"></div><button id="tsd-search-trigger" class="tsd-widget" aria-label="Search"><svg width="16" height="16" viewBox="0 0 16 16" fill="none" aria-hidden="true"><use href="../assets/icons.svg#icon-search"></use></svg></button><dialog id="tsd-search" aria-label="Search"><input role="combobox" id="tsd-search-input" aria-controls="tsd-search-results" aria-autocomplete="list" aria-expanded="true" autocapitalize="off" autocomplete="off" placeholder="Search the docs" maxLength="100"/><ul role="listbox" id="tsd-search-results"></ul><div id="tsd-search-status" aria-live="polite" aria-atomic="true"><div>Preparing search index...</div></div></dialog><a href="#" class="tsd-widget menu" id="tsd-toolbar-menu-trigger" data-toggle="menu" aria-label="Menu"><svg width="16" height="16" viewBox="0 0 16 16" fill="none" aria-hidden="true"><use href="../assets/icons.svg#icon-menu"></use></svg></a></div></header><div class="container container-main"><div class="col-content"><div class="tsd-page-title"><ul class="tsd-breadcrumb" aria-label="Breadcrumb"><li><a href="../modules/run-animation.html">run-animation</a></li><li><a href="" aria-current="page">runAnimation</a></li></ul><h1>Function runAnimation</h1></div><section class="tsd-panel"><ul class="tsd-signatures"><li class=""><div class="tsd-signature tsd-anchor-link" id="runanimation"><span class="tsd-kind-call-signature">runAnimation</span><span class="tsd-signature-symbol">(</span><br/>    <span class="tsd-kind-parameter">canvas</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">HTMLCanvasElement</span><span class="tsd-signature-symbol">,</span><br/>    <span class="tsd-kind-parameter">descriptors</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/drawables_drawable-descriptor.DrawableDescriptor.html" class="tsd-signature-type tsd-kind-interface">DrawableDescriptor</a><span class="tsd-signature-symbol">[]</span><span class="tsd-signature-symbol">,</span><br/>    <span class="tsd-kind-parameter">animate</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-symbol">(</span><br/>        <span class="tsd-kind-parameter">renderer</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/graphics_rendering_renderer_renderer.Renderer.html" class="tsd-signature-type tsd-kind-interface">Renderer</a><span class="tsd-signature-symbol">,</span><br/>        <span class="tsd-kind-parameter">currentTimeInMilliseconds</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">number</span><span class="tsd-signature-symbol">,</span><br/>        <span class="tsd-kind-parameter">deltaTimeInMilliseconds</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">number</span><span class="tsd-signature-symbol">,</span><br/>    <span class="tsd-signature-symbol">)</span> <span class="tsd-signature-symbol">=&gt;</span> <span class="tsd-signature-type">boolean</span><span class="tsd-signature-symbol">,</span><br/>    <span class="tsd-kind-parameter">settings</span><span class="tsd-signature-symbol">?:</span> <span class="tsd-signature-type">Partial</span><span class="tsd-signature-symbol">&lt;</span><a href="../interfaces/graphics_rendering_settings_startup-settings.StartupSettings.html" class="tsd-signature-type tsd-kind-interface">StartupSettings</a> <span class="tsd-signature-symbol">&amp;</span> <a href="../interfaces/graphics_rendering_settings_runtime-settings.RuntimeSettings.html" class="tsd-signature-type tsd-kind-interface">RuntimeSettings</a><span class="tsd-signature-symbol">&gt;</span> <span class="tsd-signature-symbol">&amp;</span> <span class="tsd-signature-symbol">{</span><br/>        <span class="tsd-kind-property">enableAutoscaler</span><span class="tsd-signature-symbol">?:</span> <span class="tsd-signature-type">boolean</span><span class="tsd-signature-symbol">;</span><br/>    <span class="tsd-signature-symbol">}</span><span class="tsd-signature-symbol">,</span><br/><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">&gt;</span><a href="#runanimation" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24" aria-hidden="true"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></div><div class="tsd-description"><div class="tsd-comment tsd-typography"><p>Implements the boilerplate code required to run real-time animations
in the browser. An FPS-based autoscaler is also used. This creates an additional <code>fps</code>
key in the renderer's <code>insights</code> property.</p>
<p>Example usage:</p>
<pre><code class="html"><span class="hl-1"> </span><span class="hl-8">&lt;</span><span class="hl-9">canvas</span><span class="hl-1"> </span><span class="hl-10">id</span><span class="hl-1">=</span><span class="hl-11">&quot;main&quot;</span><span class="hl-1"> </span><span class="hl-10">style</span><span class="hl-1">=</span><span class="hl-11">&quot;width: 300px; height: 150px&quot;</span><span class="hl-8">&gt;&lt;/</span><span class="hl-9">canvas</span><span class="hl-8">&gt;</span>
</code><button type="button">Copy</button></pre>
<blockquote>
<p>The canvas needs to have a fixed size specified by CSS.</p>
</blockquote>
<pre><code class="js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-2">CircleFactory</span><span class="hl-1">, </span><span class="hl-2">CircleLight</span><span class="hl-1">, </span><span class="hl-2">hsl</span><span class="hl-1">, </span><span class="hl-2">runAnimation</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-6">&#39;sdf-2d&#39;</span><span class="hl-1">;</span><br/><br/><span class="hl-0">const</span><span class="hl-1"> </span><span class="hl-7">canvas</span><span class="hl-1"> = </span><span class="hl-2">document</span><span class="hl-1">.</span><span class="hl-4">querySelector</span><span class="hl-1">(</span><span class="hl-6">&#39;canvas&#39;</span><span class="hl-1">);</span><br/><span class="hl-0">const</span><span class="hl-1"> </span><span class="hl-7">Circle</span><span class="hl-1"> = </span><span class="hl-4">CircleFactory</span><span class="hl-1">(</span><span class="hl-4">hsl</span><span class="hl-1">(</span><span class="hl-5">180</span><span class="hl-1">, </span><span class="hl-5">100</span><span class="hl-1">, </span><span class="hl-5">40</span><span class="hl-1">));</span><br/><br/><span class="hl-4">runAnimation</span><span class="hl-1">(</span><span class="hl-2">canvas</span><span class="hl-1">, [</span><span class="hl-2">Circle</span><span class="hl-1">.</span><span class="hl-2">descriptor</span><span class="hl-1">, </span><span class="hl-2">CircleLight</span><span class="hl-1">.</span><span class="hl-2">descriptor</span><span class="hl-1">], (</span><span class="hl-2">renderer</span><span class="hl-1">, </span><span class="hl-2">time</span><span class="hl-1">) </span><span class="hl-0">=&gt;</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-2">renderer</span><span class="hl-1">.</span><span class="hl-4">addDrawable</span><span class="hl-1">(</span><br/><span class="hl-1"> </span><span class="hl-0">new</span><span class="hl-1"> </span><span class="hl-4">Circle</span><span class="hl-1">([</span><span class="hl-5">150</span><span class="hl-1"> + </span><span class="hl-5">50</span><span class="hl-1"> * </span><span class="hl-2">Math</span><span class="hl-1">.</span><span class="hl-4">cos</span><span class="hl-1">(</span><span class="hl-2">time</span><span class="hl-1"> / </span><span class="hl-5">1000</span><span class="hl-1">), </span><span class="hl-5">75</span><span class="hl-1"> + </span><span class="hl-5">50</span><span class="hl-1"> * </span><span class="hl-2">Math</span><span class="hl-1">.</span><span class="hl-4">sin</span><span class="hl-1">(</span><span class="hl-2">time</span><span class="hl-1"> / </span><span class="hl-5">1000</span><span class="hl-1">)], </span><span class="hl-5">25</span><span class="hl-1">)</span><br/><span class="hl-1"> );</span><br/><span class="hl-1"> </span><span class="hl-2">renderer</span><span class="hl-1">.</span><span class="hl-4">addDrawable</span><span class="hl-1">(</span><span class="hl-0">new</span><span class="hl-1"> </span><span class="hl-4">CircleLight</span><span class="hl-1">([</span><span class="hl-5">150</span><span class="hl-1">, </span><span class="hl-5">75</span><span class="hl-1">], </span><span class="hl-4">hsl</span><span class="hl-1">(</span><span class="hl-5">270</span><span class="hl-1">, </span><span class="hl-5">100</span><span class="hl-1">, </span><span class="hl-5">40</span><span class="hl-1">), </span><span class="hl-5">0.1</span><span class="hl-1">));</span><br/><span class="hl-1"> </span><span class="hl-3">return</span><span class="hl-1"> </span><span class="hl-0">true</span><span class="hl-1">;</span><br/><span class="hl-1">});</span>
</code><button type="button">Copy</button></pre>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">canvas</span>: <span class="tsd-signature-type">HTMLCanvasElement</span></span><div class="tsd-comment tsd-typography"><p>The returned renderer will only be able to draw to this canvas.</p>
</div></li><li><span><span class="tsd-kind-parameter">descriptors</span>: <a href="../interfaces/drawables_drawable-descriptor.DrawableDescriptor.html" class="tsd-signature-type tsd-kind-interface">DrawableDescriptor</a><span class="tsd-signature-symbol">[]</span></span><div class="tsd-comment tsd-typography"><p>The descriptor of every single object (and light) that
ever needs to be drawn by this renderer has to be given before compiling.</p>
</div></li><li><span><span class="tsd-kind-parameter">animate</span>: <span class="tsd-signature-symbol">(</span><br/>    <span class="tsd-kind-parameter">renderer</span><span class="tsd-signature-symbol">:</span> <a href="../interfaces/graphics_rendering_renderer_renderer.Renderer.html" class="tsd-signature-type tsd-kind-interface">Renderer</a><span class="tsd-signature-symbol">,</span><br/>    <span class="tsd-kind-parameter">currentTimeInMilliseconds</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">number</span><span class="tsd-signature-symbol">,</span><br/>    <span class="tsd-kind-parameter">deltaTimeInMilliseconds</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">number</span><span class="tsd-signature-symbol">,</span><br/><span class="tsd-signature-symbol">)</span> <span class="tsd-signature-symbol">=&gt;</span> <span class="tsd-signature-type">boolean</span></span><div class="tsd-comment tsd-typography"><p>This function will be called before rendering each frame.
<code>renderDrawables</code> must not be called by the animate function. It should return <code>true</code>
if the animation should be continued. To break out of the animation loop, a <code>false</code> (falsy)
return value must be given.</p>
</div></li><li><span><span class="tsd-kind-parameter">settings</span>: <span class="tsd-signature-type">Partial</span><span class="tsd-signature-symbol">&lt;</span><a href="../interfaces/graphics_rendering_settings_startup-settings.StartupSettings.html" class="tsd-signature-type tsd-kind-interface">StartupSettings</a> <span class="tsd-signature-symbol">&amp;</span> <a href="../interfaces/graphics_rendering_settings_runtime-settings.RuntimeSettings.html" class="tsd-signature-type tsd-kind-interface">RuntimeSettings</a><span class="tsd-signature-symbol">&gt;</span> <span class="tsd-signature-symbol">&amp;</span> <span class="tsd-signature-symbol">{</span> <span class="tsd-kind-property">enableAutoscaler</span><span class="tsd-signature-symbol">?:</span> <span class="tsd-signature-type">boolean</span> <span class="tsd-signature-symbol">}</span><span class="tsd-signature-symbol"> = {}</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">&gt;</span></h4><aside class="tsd-sources"><ul><li>Defined in run-animation.ts:48</li></ul></aside></div></li></ul></section></div><div class="col-sidebar"><div class="page-menu"><div class="tsd-navigation settings"><details class="tsd-accordion"><summary class="tsd-accordion-summary"><svg width="20" height="20" viewBox="0 0 24 24" fill="none" aria-hidden="true"><use href="../assets/icons.svg#icon-chevronDown"></use></svg><h3>Settings</h3></summary><div class="tsd-accordion-details"><div class="tsd-filter-visibility"><span class="settings-label">Member Visibility</span><ul id="tsd-filter-options"><li class="tsd-filter-item"><label class="tsd-filter-input"><input type="checkbox" id="tsd-filter-protected" name="protected"/><svg width="32" height="32" viewBox="0 0 32 32" aria-hidden="true"><rect class="tsd-checkbox-background" width="30" height="30" x="1" y="1" rx="6" fill="none"></rect><path class="tsd-checkbox-checkmark" d="M8.35422 16.8214L13.2143 21.75L24.6458 10.25" stroke="none" stroke-width="3.5" stroke-linejoin="round" fill="none"></path></svg><span>Protected</span></label></li><li class="tsd-filter-item"><label class="tsd-filter-input"><input type="checkbox" id="tsd-filter-inherited" name="inherited" checked/><svg width="32" height="32" viewBox="0 0 32 32" aria-hidden="true"><rect class="tsd-checkbox-background" width="30" height="30" x="1" y="1" rx="6" fill="none"></rect><path class="tsd-checkbox-checkmark" d="M8.35422 16.8214L13.2143 21.75L24.6458 10.25" stroke="none" stroke-width="3.5" stroke-linejoin="round" fill="none"></path></svg><span>Inherited</span></label></li></ul></div><div class="tsd-theme-toggle"><label class="settings-label" for="tsd-theme">Theme</label><select id="tsd-theme"><option value="os">OS</option><option value="light">Light</option><option value="dark">Dark</option></select></div></div></details></div></div><div class="site-menu"><nav class="tsd-navigation"><a href="../modules.html">SDF-2D - v0.7.6</a><ul class="tsd-small-nested-navigation" id="tsd-nav-container"><li>Loading...</li></ul></nav></div></div></div><footer></footer><div class="overlay"></div></body></html>