WebGLUniformLocation

The WebGLUniformLocation interface is part of the WebGL API and represents the location of a uniform variable in a shader program.

Description

The WebGLUniformLocation object does not define any methods or properties of its own and its content is not directly accessible. When working with WebGLUniformLocation objects, the following methods of the WebGLRenderingContext are useful:

Examples

Getting an uniform location

var canvas = document.getElementById("canvas");
var gl = canvas.getContext("webgl");

var location = gl.getUniformLocation(WebGLProgram, "uniformName");

Specifications

Specification Status Comment
WebGL 1.0
The definition of 'WebGLUniformLocation' in that specification.
Recommendation Initial definition.

Browser compatibility

Feature Chrome Edge Firefox Internet Explorer Opera Safari Servo
Basic Support9124.011125.1No support
Available in workersNo supportNo supportNo support1No supportNo supportNo supportNo support
Feature Android Chrome for Android Edge Mobile Firefox for Android IE Mobile Opera Mobile Safari Mobile
Basic Support(Yes)25No support(Yes)11128.1
Available in workersNo supportNo supportNo supportNo supportNo supportNo supportNo support

1. This feature is experimentally implemented since Firefox 44; to activate it, in about:config, set gfx.offscreencanvas.enabled to true

See also

Document Tags and Contributors

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 Contributors to this page: teoli, atul, fscholz
 Last updated by: teoli,