This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.
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 | Servo |
|---|---|---|---|---|---|---|---|
| Basic Support | 56 | No support | 51.0 | No support | 43 | No support | No support |
| Feature | Android | Chrome for Android | Edge Mobile | Firefox for Android | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|---|
| Basic Support | No support | No support | No support | No support | No support | No support | No support |
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https://developer.mozilla.org/en-US/docs/Web/API/WebGL2RenderingContext/getTransformFeedbackVarying