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

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See also