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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8" />
<base href="../../../" />
<script src="list.js"></script>
<script src="page.js"></script>
<link type="text/css" rel="stylesheet" href="page.css" />
</head>
<body>
[page:Object3D] →
<h1>[name]</h1>
<p class="desc">
Creates a visual aid for a [page:RectAreaLight].
</p>
<h3>Example</h3>
<code>
var light = new THREE.RectAreaLight( 0xffffbb, 1.0, 5, 5 );
var helper = new THREE.RectAreaLightHelper( light );
light.add( helper ); // helper must be added as a child of the light
</code>
<h2>Constructor</h2>
<h3>[name]( [param:RectAreaLight light], [param:Hex color] )</h3>
<p>
[page:RectAreaLight light] -- The light being visualized.<br /><br />
[page:Hex color] -- (optional) if this is not the set the helper will take the color of the light.
</p>
<h2>Properties</h2>
<p>See the base [page:Object3D] class for common properties.</p>
<h3>[property:RectAreaLight light]</h3>
<p>Reference to the RectAreaLight being visualized.</p>
<h3>[property:hex color]</h3>
<p>
The color parameter passed in the constructor. Default is *undefined*. If this is changed, the helper's color will update
the next time [page:.update update] is called.
</p>
<h2>Methods</h2>
<p>See the base [page:Object3D] class for common methods.</p>
<h3>[method:null dispose]()</h3>
<p>Dispose of the rectAreaLightHelper.</p>
<h3>[method:null update]()</h3>
<p>Updates the helper to match the position and direction of the [page:.light].</p>
<h2>Source</h2>
<p>
[link:https://github.com/mrdoob/three.js/blob/master/src/[path].js src/[path].js]
</p>
</body>
</html>
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