Web/API/WebGL2RenderingContext/beginTransformFeedback
This is an experimental technologyCheck the Browser compatibility table carefully before using this in production.
The WebGL2RenderingContext.beginTransformFeedback()
method of the WebGL 2 API starts a transform feedback operation.
Syntax
void gl.beginTransformFeedback(primitiveMode);
Parameters
primitiveMode
- A
GLenum
specifying the output type of the primitives that will be recorded into the buffer objects that are bound for transform feedback. Possible values:
gl.POINTS
gl.LINES
gl.TRIANGLES
Return value
None.
Examples
var transformFeedback = gl.createTransformFeedback();
gl.bindTransformFeedback(gl.TRANSFORM_FEEDBACK, transformFeedback);
gl.beginTransformFeedback(gl.TRIANGLES);
gl.drawArrays(gl.TRIANGLES, 0, 3);
Specifications
Specification | Status | Comment |
WebGL 2.0The definition of 'beginTransformFeedback' in that specification. | Editor's Draft | Initial definition for WebGL. |
OpenGL ES 3.0The definition of 'glBeginTransformFeedback' 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 | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
beginTransformFeedback
|
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
WebGL2RenderingContext.beginTransformFeedback() by Mozilla Contributors is licensed under CC-BY-SA 2.5.