WebGLSync
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 WebGLSync interface is part of the WebGL 2 API and is used to synchronize activities between the GPU and the application.
When working with WebGLSync objects, the following methods of the WebGL2RenderingContext are useful:
Examples
Creating a WebGLSync object
in this example, gl must be a WebGL2RenderingContext. WebGLSync objects are not available in WebGL 1.
js
const sync = gl.fenceSync(gl.SYNC_GPU_COMMANDS_COMPLETE, 0);
Specifications
| Specification |
|---|
| WebGL 2.0 Specification # 4.4 |
Browser compatibility
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