Bug 1684662 Comment 39 Edit History

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Original comment by
on 
(In reply to Bartosz Nowak from comment #38)
> Looks like some frames are basically skipped? Curiously the website doesn't detect the vsync timing issue.

Very interesting. The website probably can't detect the issue for the same reason that the profiler can't detect it - on the Firefox side, everything is looking good, and the problem happens somewhere after Firefox has submitted the frame to the GPU.
Revision 1 by
on 
(In reply to Bartosz Nowak from comment #38)
> Looks like some frames are basically skipped? Curiously the website doesn't detect the vsync timing issue.

Very interesting. The website probably can't detect the issue for the same reason that the profiler can't detect it - on the Firefox side, everything is looking good, and the problem happens somewhere further down the stack, after Firefox has submitted the frame to the GPU.

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