This is an experimental technologyCheck the Browser compatibility table carefully before using this in production.
The WebGLTransformFeedback
interface is part of the WebGL 2 API and enables transform feedback, which is the process of capturing primitives generated by vertex processing. It allows to preserve the post-transform rendering state of an object and resubmit this data multiple times.
When working with WebGLTransformFeedback
objects, the following methods of the WebGL2RenderingContext
are useful:
WebGL2RenderingContext.createTransformFeedback()
WebGL2RenderingContext.deleteTransformFeedback()
WebGL2RenderingContext.isTransformFeedback()
WebGL2RenderingContext.bindTransformFeedback()
WebGL2RenderingContext.beginTransformFeedback()
WebGL2RenderingContext.endTransformFeedback()
WebGL2RenderingContext.pauseTransformFeedback()
WebGL2RenderingContext.resumeTransformFeedback()
WebGL2RenderingContext.transformFeedbackVaryings()
WebGL2RenderingContext.getTransformFeedbackVarying()
Examples
Creating a WebGLTransformFeedback
object
in this example, gl
must be a WebGL2RenderingContext
. WebGLTransformFeedback
objects are not available in WebGL 1.
var transformFeedback = gl.createTransformFeedback();
Specifications
Specification | Status | Comment |
WebGL 2.0The definition of 'WebGLTransformFeedback' in that specification. | Editor's Draft | Initial definition. |
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 | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
WebGLTransformFeedback
|
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
WebGLTransformFeedback by Mozilla Contributors is licensed under CC-BY-SA 2.5.