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	<title>Sky - Three.js Docs</title>
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		<p class="inheritance" translate="no"><a href="EventDispatcher.html">EventDispatcher</a> → <a href="Object3D.html">Object3D</a> → <a href="Mesh.html">Mesh</a> → </p>
	<h1 translate="no">Sky</h1>
		<section>
			<header>
				<div class="class-description"><p>Represents a skydome for scene backgrounds. Based on <a href="https://www.researchgate.net/publication/220720443_A_Practical_Analytic_Model_for_Daylight" target="_blank" rel="noopener">A Practical Analytic Model for Daylight</a>
aka The Preetham Model, the de facto standard for analytical skydomes.</p>
<p>Note that this class can only be used with <a href="WebGLRenderer.html">WebGLRenderer</a>.
When using <a href="WebGPURenderer.html">WebGPURenderer</a>, use <a href="SkyMesh.html">SkyMesh</a>.</p>
<p>More references:</p>
<ul>
<li><a href="http://simonwallner.at/project/atmospheric-scattering/" target="_blank" rel="noopener">http://simonwallner.at/project/atmospheric-scattering/</a></li>
<li><a href="http://blenderartists.org/forum/showthread.php?245954-preethams-sky-impementation-HDR" target="_blank" rel="noopener">http://blenderartists.org/forum/showthread.php?245954-preethams-sky-impementation-HDR</a></li>
</ul></div>
				<h2>Code Example</h2>
				<div translate="no"><pre><code class="language-js">const sky = new Sky();
sky.scale.setScalar( 10000 );
scene.add( sky );
</code></pre></div>
			</header>
			<article>
				<h2 class="subsection-title">Import</h2>
				<p><span translate="no">Sky</span> is an addon, and must be imported explicitly, see <a href="https://threejs.org/manual/#en/installation" target="_blank" rel="noopener">Installation#Addons</a>.</p>
				<pre><code class="language-js">import { Sky } from 'three/addons/objects/Sky.js';</code></pre>
				<div class="container-overview">
					<h2>Constructor</h2>
					<h3 class="name name-method" id="Sky" translate="no">new <a href="#Sky">Sky</a><span class="signature">()</span> </h3>
					<div class="method">
						<div class="description">
							<p>Constructs a new skydome.</p>
						</div>
					</div>
				</div>
				<h2 class="subsection-title">Properties</h2>
				<div class="member">
					<h3 class="name" id="isSky" translate="no">.<a href="#isSky">isSky</a><span class="type-signature"> : boolean</span> <span class="type-signature">(readonly) </span></h3>
					<div class="description">
						<p>This flag can be used for type testing.</p>
						<p>Default is <code>true</code>.</p>
					</div>
				</div>
				<h2 class="subsection-title">Source</h2>
				<p>
					<a href="https://github.com/mrdoob/three.js/blob/master/examples/jsm/objects/Sky.js" translate="no" target="_blank" rel="noopener">examples/jsm/objects/Sky.js</a>
				</p>
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