WebGLRenderingContext: getAttribLocation() 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.getAttribLocation() method of the WebGL API returns the location of an attribute variable in a given WebGLProgram.

Syntax

js
getAttribLocation(program, name)

Parameters

program

A WebGLProgram containing the attribute variable.

name

A string specifying the name of the attribute variable whose location to get.

Return value

A GLint number indicating the location of the variable name if found. Returns -1 otherwise.

Examples

js
gl.getAttribLocation(program, "vColor");

Specifications

Specification
WebGL Specification
# 5.14.10

Browser compatibility

desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
getAttribLocation

See also