WebGL2RenderingContext.isTransformFeedback()
The WebGL2RenderingContext.isTransformFeedback() method
of the WebGL 2 API returns true
if the passed object is a valid WebGLTransformFeedback object.
Syntax
GLboolean gl.isTransformFeedback(transformFeedback);
Parameters
transformFeedback-
A
WebGLTransformFeedbackobject 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.
var transformFeedback = gl.createTransformFeedback();
// ...
gl.isTransformFeedback(transformFeedback);
Specifications
| Specification |
|---|
| WebGL 2.0 Specification (WebGL 2.0) # 3.7.15 |
Browser compatibility
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