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WebGL2RenderingContext: isSync() method - Web APIs | MDN
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WebGL2RenderingContext: isSync() 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.isSync() method of the WebGL 2 API returns true if the
passed object is a valid WebGLSync object.
Syntax
js
isSync(sync)
Parameters
Return value
A GLboolean indicating whether the given object is a valid
WebGLSync object (true) or not (false).
Examples
gl must be a WebGL2RenderingContext. WebGLSync
objects are not available in WebGL 1.
js
const sync = gl.fenceSync(gl.SYNC_GPU_COMMANDS_COMPLETE, 0);
// …
gl.isSync(sync);
Specifications
| Specification |
|---|
| WebGL 2.0 Specification # 3.7.14 |
Browser compatibility
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