|
|
<!DOCTYPE html><html lang="en"><head>
|
|
|
<meta charset="utf-8">
|
|
|
<title>WebGL Compatibility Check</title>
|
|
|
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
|
|
|
<meta name="twitter:card" content="summary_large_image">
|
|
|
<meta name="twitter:site" content="@threejs">
|
|
|
<meta name="twitter:title" content="Three.js – WebGL Compatibility Check">
|
|
|
<meta property="og:image" content="https://threejs.org/files/share.png">
|
|
|
<link rel="shortcut icon" href="../../files/favicon_white.ico" media="(prefers-color-scheme: dark)">
|
|
|
<link rel="shortcut icon" href="../../files/favicon.ico" media="(prefers-color-scheme: light)">
|
|
|
|
|
|
<link rel="stylesheet" href="../resources/lesson.css">
|
|
|
<link rel="stylesheet" href="../resources/lang.css">
|
|
|
<script type="importmap">
|
|
|
{
|
|
|
"imports": {
|
|
|
"three": "../../build/three.module.js"
|
|
|
}
|
|
|
}
|
|
|
</script>
|
|
|
</head>
|
|
|
<body>
|
|
|
<div class="container">
|
|
|
<div class="lesson-title">
|
|
|
<h1>WebGL Compatibility Check</h1>
|
|
|
</div>
|
|
|
<div class="lesson">
|
|
|
<div class="lesson-main">
|
|
|
|
|
|
<p>
|
|
|
Even though this is becoming less and less of a problem, some devices or browsers may still not support WebGL 2.
|
|
|
The following method allows you to check if it is supported and display a message to the user if it is not.
|
|
|
Import the WebGL support detection module, and run the following before attempting to render anything.
|
|
|
</p>
|
|
|
|
|
|
<pre class="prettyprint notranslate lang-js" translate="no">
|
|
|
import WebGL from 'three/addons/capabilities/WebGL.js';
|
|
|
|
|
|
if ( WebGL.isWebGL2Available() ) {
|
|
|
|
|
|
// Initiate function or other initializations here
|
|
|
animate();
|
|
|
|
|
|
} else {
|
|
|
|
|
|
const warning = WebGL.getWebGL2ErrorMessage();
|
|
|
document.getElementById( 'container' ).appendChild( warning );
|
|
|
|
|
|
}
|
|
|
</pre>
|
|
|
|
|
|
</div>
|
|
|
</div>
|
|
|
</div>
|
|
|
|
|
|
<script src="../resources/prettify.js"></script>
|
|
|
<script src="../resources/lesson.js"></script>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
</body></html>
|