[Mesa-dev] [Bug 98833] [REGRESSION, bisected] Wayland revert commit breaks non-Vsync fullscreen frame updates

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=98833

--- Comment #14 from Pekka Paalanen <ppaalanen at gmail.com> ---
(In reply to Eero Tamminen from comment #9)
> Created attachment 128240 [details] [review]
> Patch to add frame swap delay option to weston-simple-egl
> 
> That wasn't enough, nor was making exactly the same (E)GL calls.
> 
> What was needed, was just using slower frame update rate.  The problem is
> quite visible when the test goes 60-100 FPS.
> 
> Attached patch adds delay option to weston-simple-egl.  To see the problem,
> try with something like:
>   ./weston-simple-egl -b -f -o -d 15500

Yes! I just installed Mesa git master and using Weston git master with your
delay patch, and it produces a mighty glitchy animation indeed.

I am on "GL renderer: Mesa DRI Intel(R) Haswell Desktop".

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