[Mesa-dev] A simple GLES2 shader application performance slower with h/w renderer

Eric Anholt eric at anholt.net
Fri May 17 11:27:14 PDT 2013


Divick Kishore <divick.kishore at gmail.com> writes:

>>> By default we sync to vblank, which for you is 60.  The software
>>> rasterizer lacks this feature.
>
> I meant that even with h/w rasterizer I get fps = 60 with vblank=0 set.
>
>
>> The weird thing is that he said he ran it with vblank_mode=0.  Makes me
>> wonder if we have a bug in our handling of that with EGL still.
>
> I can attach the sample application along if it helps to reproduce the issue.

vblank_mode was broken for a long time in EGL, but current 9.0 and 9.1
have it fixed.  Not sure what version you're on.
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