WebGLRenderingContext: getExtension() method
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
Note: This feature is available in Web Workers.
The WebGLRenderingContext.getExtension() method enables a
WebGL extension.
Syntax
js
getExtension(name)
Parameters
Return value
A WebGL extension object, or null if name does not match
(case-insensitive) to one of the strings in
WebGLRenderingContext.getSupportedExtensions.
Examples
Once a WebGL extension is enabled, you are able to use the methods, properties or constants that this extension object provides.
js
const canvas = document.getElementById("canvas");
gl = canvas.getContext("webgl");
gl.getExtension("WEBGL_lose_context").loseContext();
WebGL extensions
Extensions for the WebGL API are registered in the WebGL Extension Registry. They are also listed in our WebGL API reference.
Specifications
| Specification |
|---|
| WebGL Specification # 5.14.14 |