This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The WebGL2RenderingContext.getTransformFeedbackVarying() method of the WebGL 2 API returns information about varying variables from WebGLTransformFeedback buffers.
WebGLActiveInfo gl.getTransformFeedbackVarying(program, index);
WebGLProgram.GLuint specifying the index of the varying variable whose information to retrieve.
A WebGLActiveInfo object.
activeInfo = gl.getTransformFeedbackVarying(program, 0);
| Specification | Status | Comment |
|---|---|---|
| WebGL 2.0 The definition of 'getTransformFeedbackVarying' in that specification. | Editor's Draft | Initial definition for WebGL. |
| OpenGL ES 3.0 The definition of 'glGetTransformFeedbackVarying' in that specification. | Standard | Man page of the (similar) OpenGL API. |
| Feature | Chrome | Edge | Firefox | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
| Basic support | 56 | No | 51 | No | 43 | No |
| Feature | Android webview | Chrome for Android | Edge mobile | Firefox for Android | IE mobile | Opera Android | iOS Safari |
|---|---|---|---|---|---|---|---|
| Basic support | 58 | 58 | No | 51 | No | 43 | No |
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https://developer.mozilla.org/en-US/docs/Web/API/WebGL2RenderingContext/getTransformFeedbackVarying