WebGLRenderingContext: getAttribLocation() method

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
getAttribLocation

See also