three.js/docs/pages/WebGL.html.md

WebGL

A utility module with basic WebGL 2 capability testing.

Import

WebGL is an addon, and must be imported explicitly, see Installation#Addons.

import WebGL from 'three/addons/capabilities/WebGL.js';

Static Methods

.getWebGL2ErrorMessage() : HTMLDivElement

Returns a div element representing a formatted error message that can be appended in web sites if WebGL 2 isn't supported.

Returns: A div element representing a formatted error message that WebGL 2 isn't supported.

.isColorSpaceAvailable( colorSpace : string ) : boolean

Returns true if the given color space is available. This method can only be used if WebGL 2 is supported.

colorSpace

The color space to test.

Returns: Whether the given color space is available or not.

.isWebGL2Available() : boolean

Returns true if WebGL 2 is available.

Returns: Whether WebGL 2 is available or not.

Source

examples/jsm/capabilities/WebGL.js