WebGL2RenderingContext.getTransformFeedbackVarying()

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.

Syntax

WebGLActiveInfo gl.getTransformFeedbackVarying(program, index);

Parameters

program
A WebGLProgram.
index
A GLuint specifying the index of the varying variable whose information to retrieve.

Return value

A WebGLActiveInfo object.

Examples

activeInfo = gl.getTransformFeedbackVarying(program, 0);

Specifications

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.

Browser compatibility

DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
getTransformFeedbackVaryingChrome Full support 56Edge Full support 79Firefox Full support 51IE No support NoOpera Full support 43Safari No support NoWebView Android Full support 58Chrome Android Full support 58Firefox Android Full support 51Opera Android Full support 43Safari iOS No support NoSamsung Internet Android Full support 7.0

Legend

Full support
Full support
No support
No support

See also