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WebGLUniformLocation

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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 Firefox (Gecko) Internet Explorer Opera Safari
Basic support 9 4.0 (2.0) 11 12 5.1
Available in workers No support 44 (44) [1] No support No support No support
Feature Android Chrome for Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic support ? 25 (Yes) ? 12 8.1
Available in workers No support No support 44.0 (44) [1] No support No support No support

[1] This feature is behind a feature preference setting. In about:config, set gfx.offscreencanvas.enabled to true.

See also

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