34 lines
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1.8 KiB
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34 lines
No EOL
1.8 KiB
HTML
<!doctype html>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>Color.rgba — Ludic</title>
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<meta name="description" content="Build a color with an alpha byte.">
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<header class="nav"><div class="wrap nav-in"><a class="brand" href="index.html"><span class="logo">L</span> Ludic</a><button class="nav-toggle" aria-label="Toggle menu" aria-expanded="false">☰</button><nav class="nav-links"><a href="index.html">Home</a><a href="api.html">API Reference</a><a class="nav-cta" href="https://git.workshopsoft.io/workshopsoft/ludic">Source ↗</a></nav></div></header>
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<div class="crumbs"><a href="api.html">API Reference</a> <span>›</span> <a href="ns-color.html">Color functions</a> <span>›</span> <span class="here">Color.rgba</span></div>
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<div class="item-head">
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<span class="kind-badge kind-method">method</span>
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<h1 id="top">Color.rgba</h1>
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</div>
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<code class="sig">Color.rgba(r, g, b, a) -> int</code>
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<div class="desc"><p>Packs <code>r</code>, <code>g</code>, <code>b</code>, and an alpha <code>a</code> (0..255) into a <code>0xAARRGGBB</code> int. The software renderer draws opaque, but the alpha byte is preserved for your own blending or storage.</p></div>
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<div class="examples"><h2>Example</h2><pre data-lang="ludic">program Demo {
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handler DrawWorld phase Render {
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let c = Color.rgba(255, 128, 64, 200)
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Screen.clear(c)
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Screen.show()
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}
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}</pre></div>
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