BLUE

Navigation

Breadcrumbs

/ / var / www / uibuilder.cmshelp.dk / httpdocs / node_modules / three / examples / jsm / capabilities

Create

Upload

Tip: You can also drag & drop files anywhere on this page to upload.

Edit File Size: 2.30 KB

/var/www/uibuilder.cmshelp.dk/httpdocs/node_modules/three/examples/jsm/capabilities/WebGL.js

Text Base64

class WebGL {

static isWebGL2Available() {

try {

const canvas = document.createElement( 'canvas' );
			return !! ( window.WebGL2RenderingContext && canvas.getContext( 'webgl2' ) );

} catch ( e ) {

return false;

}

static isColorSpaceAvailable( colorSpace ) {

try {

const canvas = document.createElement( 'canvas' );
			const ctx = window.WebGL2RenderingContext && canvas.getContext( 'webgl2' );
			ctx.drawingBufferColorSpace = colorSpace;
			return ctx.drawingBufferColorSpace === colorSpace; // deepscan-disable-line SAME_OPERAND_VALUE

} catch ( e ) {

return false;

}

static getWebGL2ErrorMessage() {

return this.getErrorMessage( 2 );

}

static getErrorMessage( version ) {

const names = {
			1: 'WebGL',
			2: 'WebGL 2'
		};

const contexts = {
			1: window.WebGLRenderingContext,
			2: window.WebGL2RenderingContext
		};

let message = 'Your $0 does not seem to support <a href="http://khronos.org/webgl/wiki/Getting_a_WebGL_Implementation" style="color:#000">$1</a>';

const element = document.createElement( 'div' );
		element.id = 'webglmessage';
		element.style.fontFamily = 'monospace';
		element.style.fontSize = '13px';
		element.style.fontWeight = 'normal';
		element.style.textAlign = 'center';
		element.style.background = '#fff';
		element.style.color = '#000';
		element.style.padding = '1.5em';
		element.style.width = '400px';
		element.style.margin = '5em auto 0';

if ( contexts[ version ] ) {

message = message.replace( '$0', 'graphics card' );

} else {

message = message.replace( '$0', 'browser' );

}

message = message.replace( '$1', names[ version ] );

element.innerHTML = message;

return element;

}

// @deprecated, r168

static isWebGLAvailable() {

console.warn( 'isWebGLAvailable() has been deprecated and will be removed in r178. Use isWebGL2Available() instead.' );

try {

const canvas = document.createElement( 'canvas' );
			return !! ( window.WebGLRenderingContext && ( canvas.getContext( 'webgl' ) || canvas.getContext( 'experimental-webgl' ) ) );

} catch ( e ) {

return false;

}

static getWebGLErrorMessage() {

console.warn( 'getWebGLErrorMessage() has been deprecated and will be removed in r178. Use getWebGL2ErrorMessage() instead.' );

return this.getErrorMessage( 1 );

}

export default WebGL;

Exit & Reset Text mode: syntax highlighting auto-detects file type.

Directory Contents

Dirs: 0 × Files: 2

Sort:

Enable drag-to-move

	Name	Size	Perms	Modified	Actions
	WebGL.js	2.30 KB	lrw-r--r--	2025-03-28 11:04:39	Edit Download recursive recursive
	WebGPU.js	993 B	lrw-r--r--	2025-03-28 11:04:39	Edit Download recursive recursive