WebGL2RenderingContext: isTransformFeedback() method
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.
Note: This feature is available in Web Workers.
The WebGL2RenderingContext.isTransformFeedback()
method
of the WebGL 2 API returns true
if the passed object is a valid WebGLTransformFeedback
object.
Syntax
js
isTransformFeedback(transformFeedback)
Parameters
transformFeedback
-
A
WebGLTransformFeedback
object to test.
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.
js
const transformFeedback = gl.createTransformFeedback();
// …
gl.isTransformFeedback(transformFeedback);
Specifications
Specification |
---|
WebGL 2.0 Specification # 3.7.15 |
Browser compatibility
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