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2022-07-05 16:56:29 +08:00
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<title>FeatureDetection - Cesium Documentation</title>
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<a href="index.html"><img src="Images/CesiumLogo.png" class="cesiumLogo"></a>
FeatureDetection
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<section>
<header>
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<article>
<div class="container-overview">
<div class="source-link rightLinks">
<a href="https://github.com/CesiumGS/cesium/blob/1.91/Source/Core/FeatureDetection.js#L293">Core/FeatureDetection.js 293</a>
</div>
<div class="description">A set of functions to detect whether the current browser supports
various features.</div>
<dl class="details">
</dl>
</div>
<h3 class="subsection-title">Methods</h3>
<div class="nameContainer">
<h4 class="name" id=".supportsBasis">
<a href="#.supportsBasis" class="doc-link"></a>
<span class="type-signature attribute-static">static</span> Cesium.FeatureDetection.supportsBasis<span class="signature">(scene)</span> &rarr; <span class="type-signature returnType">Boolean</span>
<div class="source-link rightLinks">
<a href="https://github.com/CesiumGS/cesium/blob/1.91/Source/Core/FeatureDetection.js#L327">Core/FeatureDetection.js 327</a>
</div>
</h4>
</div>
<div class="description">
Detects whether the current browser supports Basis Universal textures and the web assembly modules needed to transcode them.
</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>scene</code></td>
<td class="type">
<span class="param-type"><a href="Scene.html">Scene</a></span>
</td>
<td class="description last">
</td>
</tr>
</tbody>
</table>
<h5>Returns:</h5>
<div class="param-desc">
true if the browser supports web assembly modules and the scene supports Basis Universal textures, false if not.
</div>
<dl class="details">
</dl>
<div class="nameContainer">
<h4 class="name" id=".supportsBigInt">
<a href="#.supportsBigInt" class="doc-link"></a>
<span class="type-signature attribute-static">static</span> Cesium.FeatureDetection.supportsBigInt<span class="signature">()</span> &rarr; <span class="type-signature returnType">Boolean</span>
<div class="source-link rightLinks">
<a href="https://github.com/CesiumGS/cesium/blob/1.91/Source/Core/FeatureDetection.js#L383">Core/FeatureDetection.js 383</a>
</div>
</h4>
</div>
<div class="description">
Detects whether the current browser supports BigInt.
</div>
<h5>Returns:</h5>
<div class="param-desc">
true if the browser supports BigInt, false if not.
</div>
<dl class="details">
<h5>See:</h5>
<ul class="see-list">
<li><a href="https://tc39.es/ecma262/#sec-bigint-objects">BigInt Specification</a></li>
</ul>
</dl>
<div class="nameContainer">
<h4 class="name" id=".supportsBigInt64Array">
<a href="#.supportsBigInt64Array" class="doc-link"></a>
<span class="type-signature attribute-static">static</span> Cesium.FeatureDetection.supportsBigInt64Array<span class="signature">()</span> &rarr; <span class="type-signature returnType">Boolean</span>
<div class="source-link rightLinks">
<a href="https://github.com/CesiumGS/cesium/blob/1.91/Source/Core/FeatureDetection.js#L361">Core/FeatureDetection.js 361</a>
</div>
</h4>
</div>
<div class="description">
Detects whether the current browser supports BigInt64Array typed arrays.
</div>
<h5>Returns:</h5>
<div class="param-desc">
true if the browser supports BigInt64Array typed arrays, false if not.
</div>
<dl class="details">
<h5>See:</h5>
<ul class="see-list">
<li><a href="https://tc39.es/ecma262/#sec-typedarray-objects">Typed Array Specification</a></li>
</ul>
</dl>
<div class="nameContainer">
<h4 class="name" id=".supportsBigUint64Array">
<a href="#.supportsBigUint64Array" class="doc-link"></a>
<span class="type-signature attribute-static">static</span> Cesium.FeatureDetection.supportsBigUint64Array<span class="signature">()</span> &rarr; <span class="type-signature returnType">Boolean</span>
<div class="source-link rightLinks">
<a href="https://github.com/CesiumGS/cesium/blob/1.91/Source/Core/FeatureDetection.js#L372">Core/FeatureDetection.js 372</a>
</div>
</h4>
</div>
<div class="description">
Detects whether the current browser supports BigUint64Array typed arrays.
</div>
<h5>Returns:</h5>
<div class="param-desc">
true if the browser supports BigUint64Array typed arrays, false if not.
</div>
<dl class="details">
<h5>See:</h5>
<ul class="see-list">
<li><a href="https://tc39.es/ecma262/#sec-typedarray-objects">Typed Array Specification</a></li>
</ul>
</dl>
<div class="nameContainer">
<h4 class="name" id=".supportsFullscreen">
<a href="#.supportsFullscreen" class="doc-link"></a>
<span class="type-signature attribute-static">static</span> Cesium.FeatureDetection.supportsFullscreen<span class="signature">()</span> &rarr; <span class="type-signature returnType">Boolean</span>
<div class="source-link rightLinks">
<a href="https://github.com/CesiumGS/cesium/blob/1.91/Source/Core/FeatureDetection.js#L339">Core/FeatureDetection.js 339</a>
</div>
</h4>
</div>
<div class="description">
Detects whether the current browser supports the full screen standard.
</div>
<h5>Returns:</h5>
<div class="param-desc">
true if the browser supports the full screen standard, false if not.
</div>
<dl class="details">
<h5>See:</h5>
<ul class="see-list">
<li><a href="Fullscreen.html">Fullscreen</a></li>
<li><a href="http://dvcs.w3.org/hg/fullscreen/raw-file/tip/Overview.html">W3C Fullscreen Living Specification</a></li>
</ul>
</dl>
<div class="nameContainer">
<h4 class="name" id=".supportsTypedArrays">
<a href="#.supportsTypedArrays" class="doc-link"></a>
<span class="type-signature attribute-static">static</span> Cesium.FeatureDetection.supportsTypedArrays<span class="signature">()</span> &rarr; <span class="type-signature returnType">Boolean</span>
<div class="source-link rightLinks">
<a href="https://github.com/CesiumGS/cesium/blob/1.91/Source/Core/FeatureDetection.js#L350">Core/FeatureDetection.js 350</a>
</div>
</h4>
</div>
<div class="description">
Detects whether the current browser supports typed arrays.
</div>
<h5>Returns:</h5>
<div class="param-desc">
true if the browser supports typed arrays, false if not.
</div>
<dl class="details">
<h5>See:</h5>
<ul class="see-list">
<li><a href="https://tc39.es/ecma262/#sec-typedarray-objects">Typed Array Specification</a></li>
</ul>
</dl>
<div class="nameContainer">
<h4 class="name" id=".supportsWebAssembly">
<a href="#.supportsWebAssembly" class="doc-link"></a>
<span class="type-signature attribute-static">static</span> Cesium.FeatureDetection.supportsWebAssembly<span class="signature">()</span> &rarr; <span class="type-signature returnType">Boolean</span>
<div class="source-link rightLinks">
<a href="https://github.com/CesiumGS/cesium/blob/1.91/Source/Core/FeatureDetection.js#L405">Core/FeatureDetection.js 405</a>
</div>
</h4>
</div>
<div class="description">
Detects whether the current browser supports Web Assembly.
</div>
<h5>Returns:</h5>
<div class="param-desc">
true if the browsers supports Web Assembly, false if not.
</div>
<dl class="details">
<h5>See:</h5>
<ul class="see-list">
<li><a href="https://developer.mozilla.org/en-US/docs/WebAssembly">https://developer.mozilla.org/en-US/docs/WebAssembly</a></li>
</ul>
</dl>
<div class="nameContainer">
<h4 class="name" id=".supportsWebWorkers">
<a href="#.supportsWebWorkers" class="doc-link"></a>
<span class="type-signature attribute-static">static</span> Cesium.FeatureDetection.supportsWebWorkers<span class="signature">()</span> &rarr; <span class="type-signature returnType">Boolean</span>
<div class="source-link rightLinks">
<a href="https://github.com/CesiumGS/cesium/blob/1.91/Source/Core/FeatureDetection.js#L394">Core/FeatureDetection.js 394</a>
</div>
</h4>
</div>
<div class="description">
Detects whether the current browser supports Web Workers.
</div>
<h5>Returns:</h5>
<div class="param-desc">
true if the browsers supports Web Workers, false if not.
</div>
<dl class="details">
<h5>See:</h5>
<ul class="see-list">
<li><a href="http://www.w3.org/TR/workers/">http://www.w3.org/TR/workers/</a></li>
</ul>
</dl>
</article>
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