Web/API/WebGL2RenderingContext/getFragDataLocation
This is an experimental technologyCheck the Browser compatibility table carefully before using this in production.
The WebGL2RenderingContext.getFragDataLocation()
method of the WebGL 2 API returns the binding of color numbers to user-defined varying out variables.
Syntax
GLint gl.getFragDataLocation(program, name);
Parameters
- program
- A
WebGLProgram
to query. - name
- A
DOMString
specifying the name of the user-defined varying out variable.
Return value
A GLint
indicating the assigned color number binding, or -1
otherwise.
Examples
// program is a linked WebGLProgram
gl.getFragDataLocation(program, 'fragColor');
Specifications
Specification | Status | Comment |
WebGL 2.0The definition of 'getFragDataLocation' in that specification. | Editor's Draft | Initial definition. |
OpenGL ES 3.0The definition of 'glGetFragDataLocation' in that specification. | Standard | Man page of the (similar) OpenGL API. |
Browser compatibility
The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
getFragDataLocation
|
Chrome
Full support 56 |
Edge
Full support 79 |
Firefox
Full support 51 |
IE
No support No |
Opera
Full support 43 |
Safari
No support No |
WebView Android
Full support 58 |
Chrome Android
Full support 58 |
Firefox Android
Full support 51 |
Opera Android
Full support 43 |
Safari iOS
No support No |
Samsung Internet Android
Full support 7.0 |
Legend
- Full support
- Full support
- No support
- No support
See also
WebGLRenderingContext.createProgram()
WebGLRenderingContext.deleteProgram()
WebGLRenderingContext.isProgram()
WebGLRenderingContext.linkProgram()
WebGLRenderingContext.useProgram()
WebGLRenderingContext.validateProgram()
WebGLRenderingContext.getProgramParameter()
WebGLRenderingContext.getProgramInfoLog()
WebGL2RenderingContext.getFragDataLocation() by Mozilla Contributors is licensed under CC-BY-SA 2.5.