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:
in this example,
gl must be a
WebGLSync objects are not available in WebGL 1.
var sync = gl.fenceSync(gl.SYNC_GPU_COMMANDS_COMPLETE, 0);
|WebGL 2.0 Specification |
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