web api instance method
WebGL2RenderingContext: isTransformFeedback() method
Available in workers
The WebGL2RenderingContext.isTransformFeedback() method
of the WebGL 2 API returns true
if the passed object is a valid WebGLTransformFeedback object.
Syntax
isTransformFeedback(transformFeedback)
Parameters
transformFeedback- : A
WebGLTransformFeedbackobject to test.
- : A
Return value
A GLboolean indicating whether the given object is a valid
WebGLTransformFeedback object (true) or not
(false).
Examples
gl must be a WebGL2RenderingContext.
WebGLTransformFeedback objects are not available in WebGL 1.
const transformFeedback = gl.createTransformFeedback();
// …
gl.isTransformFeedback(transformFeedback);
Specifications
SpecificationsStandards references are available on the canonical MDN page.
Browser compatibility
Browser compatibilityCompatibility data is available on the canonical MDN page.