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WebGL2RenderingContext: getFragDataLocation() method

The WebGL2RenderingContext.getFragDataLocation() method of the WebGL 2 API returns the binding of color numbers to user-defined varying out variables.

Syntax

js

getFragDataLocation(program, name)

Parameters

program

A WebGLProgram to query.

name

A string specifying the name of the user-defined varying out variable.

Return value

A GLint indicating the assigned color number binding, or -1 otherwise.

Examples

js

// program is a linked WebGLProgram

gl.getFragDataLocation(program, "fragColor");

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
getFragDataLocation 56 79 51 No 43 15 58 58 51 43 15 7.0

See also

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/WebGL2RenderingContext/getFragDataLocation