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web api instance method

WebGL2RenderingContext: beginTransformFeedback() method

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Available in workers

The WebGL2RenderingContext.beginTransformFeedback() method of the WebGL 2 API starts a transform feedback operation.

Syntax

beginTransformFeedback(primitiveMode)

Parameters

  • primitiveMode
    • : A GLenum specifying the output type of the primitives that will be recorded into the buffer objects that are bound for transform feedback. Possible values:
      • gl.POINTS
      • gl.LINES
      • gl.TRIANGLES

Return value

None (undefined).

Examples

const transformFeedback = gl.createTransformFeedback();
gl.bindTransformFeedback(gl.TRANSFORM_FEEDBACK, transformFeedback);
gl.beginTransformFeedback(gl.TRIANGLES);
gl.drawArrays(gl.TRIANGLES, 0, 3);

Specifications

SpecificationsStandards references are available on the canonical MDN page.

Browser compatibility

Browser compatibilityCompatibility data is available on the canonical MDN page.

See also