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<title>FrustumGeometry - Cesium Documentation</title>
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FrustumGeometry
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<section>
<header>
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<article>
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<h4 class="name" id="FrustumGeometry">
<a href="#FrustumGeometry" class="doc-link"></a>
new Cesium.FrustumGeometry<span class="signature">(options)</span>
<div class="source-link rightLinks">
<a href="https://github.com/CesiumGS/cesium/blob/1.91/Source/Core/FrustumGeometry.js#L34">Core/FrustumGeometry.js 34</a>
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</h4>
</div>
<div class="description">
Describes a frustum at the given the origin and orientation.
</div>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>options</code></td>
<td class="type">
<span class="param-type">Object</span>
</td>
<td class="description last">
Object with the following properties:
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Default</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>frustum</code></td>
<td class="type">
<span class="param-type"><a href="PerspectiveFrustum.html">PerspectiveFrustum</a></span>
|
<span class="param-type"><a href="OrthographicFrustum.html">OrthographicFrustum</a></span>
</td>
<td class="default">
</td>
<td class="description last">
The frustum.</td>
</tr>
<tr>
<td class="name"><code>origin</code></td>
<td class="type">
<span class="param-type"><a href="Cartesian3.html">Cartesian3</a></span>
</td>
<td class="default">
</td>
<td class="description last">
The origin of the frustum.</td>
</tr>
<tr>
<td class="name"><code>orientation</code></td>
<td class="type">
<span class="param-type"><a href="Quaternion.html">Quaternion</a></span>
</td>
<td class="default">
</td>
<td class="description last">
The orientation of the frustum.</td>
</tr>
<tr>
<td class="name"><code>vertexFormat</code></td>
<td class="type">
<span class="param-type"><a href="VertexFormat.html">VertexFormat</a></span>
</td>
<td class="default">
<code class="language-javascript">VertexFormat.DEFAULT</code>
</td>
<td class="description last">
<span class="optional">optional</span>
The vertex attributes to be computed.</td>
</tr>
</tbody>
</table>
</td>
</tr>
</tbody>
</table>
<dl class="details">
</dl>
</div>
<h3 class="subsection-title">Members</h3>
<div class="nameContainer">
<h4 class="name" id="packedLength">
<a href="#packedLength" class="doc-link"></a>
packedLength<span class="type-signature"> : Number</span>
<div class="source-link rightLinks">
<a href="https://github.com/CesiumGS/cesium/blob/1.91/Source/Core/FrustumGeometry.js#L74">Core/FrustumGeometry.js 74</a>
</div>
</h4>
</div>
<div class="description">
The number of elements used to pack the object into an array.
</div>
<dl class="details">
</dl>
<h3 class="subsection-title">Methods</h3>
<div class="nameContainer">
<h4 class="name" id=".createGeometry">
<a href="#.createGeometry" class="doc-link"></a>
<span class="type-signature attribute-static">static</span> Cesium.FrustumGeometry.createGeometry<span class="signature">(frustumGeometry)</span> &rarr; <span class="type-signature returnType"><a href="Geometry.html">Geometry</a>|undefined</span>
<div class="source-link rightLinks">
<a href="https://github.com/CesiumGS/cesium/blob/1.91/Source/Core/FrustumGeometry.js#L383">Core/FrustumGeometry.js 383</a>
</div>
</h4>
</div>
<div class="description">
Computes the geometric representation of a frustum, including its vertices, indices, and a bounding sphere.
</div>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>frustumGeometry</code></td>
<td class="type">
<span class="param-type"><a href="FrustumGeometry.html">FrustumGeometry</a></span>
</td>
<td class="description last">
A description of the frustum.</td>
</tr>
</tbody>
</table>
<h5>Returns:</h5>
<div class="param-desc">
The computed vertices and indices.
</div>
<dl class="details">
</dl>
<div class="nameContainer">
<h4 class="name" id=".pack">
<a href="#.pack" class="doc-link"></a>
<span class="type-signature attribute-static">static</span> Cesium.FrustumGeometry.pack<span class="signature">(value, array, <span class="optional">startingIndex</span>)</span> &rarr; <span class="type-signature returnType">Array.&lt;Number></span>
<div class="source-link rightLinks">
<a href="https://github.com/CesiumGS/cesium/blob/1.91/Source/Core/FrustumGeometry.js#L91">Core/FrustumGeometry.js 91</a>
</div>
</h4>
</div>
<div class="description">
Stores the provided instance into the provided array.
</div>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Default</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>value</code></td>
<td class="type">
<span class="param-type"><a href="FrustumGeometry.html">FrustumGeometry</a></span>
</td>
<td class="default">
</td>
<td class="description last">
The value to pack.</td>
</tr>
<tr>
<td class="name"><code>array</code></td>
<td class="type">
<span class="param-type">Array.&lt;Number></span>
</td>
<td class="default">
</td>
<td class="description last">
The array to pack into.</td>
</tr>
<tr>
<td class="name"><code>startingIndex</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="default">
<code class="language-javascript">0</code>
</td>
<td class="description last">
<span class="optional">optional</span>
The index into the array at which to start packing the elements.</td>
</tr>
</tbody>
</table>
<h5>Returns:</h5>
<div class="param-desc">
The array that was packed into
</div>
<dl class="details">
</dl>
<div class="nameContainer">
<h4 class="name" id=".unpack">
<a href="#.unpack" class="doc-link"></a>
<span class="type-signature attribute-static">static</span> Cesium.FrustumGeometry.unpack<span class="signature">(array, <span class="optional">startingIndex</span>, <span class="optional">result</span>)</span>
<div class="source-link rightLinks">
<a href="https://github.com/CesiumGS/cesium/blob/1.91/Source/Core/FrustumGeometry.js#L136">Core/FrustumGeometry.js 136</a>
</div>
</h4>
</div>
<div class="description">
Retrieves an instance from a packed array.
</div>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Default</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>array</code></td>
<td class="type">
<span class="param-type">Array.&lt;Number></span>
</td>
<td class="default">
</td>
<td class="description last">
The packed array.</td>
</tr>
<tr>
<td class="name"><code>startingIndex</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="default">
<code class="language-javascript">0</code>
</td>
<td class="description last">
<span class="optional">optional</span>
The starting index of the element to be unpacked.</td>
</tr>
<tr>
<td class="name"><code>result</code></td>
<td class="type">
<span class="param-type"><a href="FrustumGeometry.html">FrustumGeometry</a></span>
</td>
<td class="default">
</td>
<td class="description last">
<span class="optional">optional</span>
The object into which to store the result.</td>
</tr>
</tbody>
</table>
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