WebGL2RenderingContext: transformFeedbackVaryings() method

The WebGL2RenderingContext.transformFeedbackVaryings() method of the WebGL 2 API specifies values to record in WebGLTransformFeedback buffers.

Syntax

js
transformFeedbackVaryings(program, varyings, bufferMode)

Parameters

program

A WebGLProgram.

varyings

An Array of string specifying the names of the varying variables to use.

bufferMode

A GLenum specifying the mode to use when capturing the varying variables. Either gl.INTERLEAVED_ATTRIBS or gl.SEPARATE_ATTRIBS.

Return value

None (undefined).

Examples

js
const transformFeedback = gl.createTransformFeedback();
gl.bindTransformFeedback(gl.TRANSFORM_FEEDBACK, transformFeedback);
const transformFeedbackOutputs = ["gl_Position", "anotherOutput"];

gl.transformFeedbackVaryings(
  shaderProg,
  transformFeedbackOutputs,
  gl.INTERLEAVED_ATTRIBS,
);
gl.linkProgram(shaderProg);

Specifications

Specification
WebGL 2.0 Specification
# 3.7.15

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Opera Safari Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet WebView Android
transformFeedbackVaryings 56 79 51 43 15 58 51 43 15 7.0 58

See also

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/WebGL2RenderingContext/transformFeedbackVaryings