[Mesa-dev] Mesa 20.2.x and GL_RG8_SNORM/GL_NONE

[Marek Olšák]

If CPU overhead is a problem, mesa_glthread=true is likely to give you a
large performance boost and it should be conformant.

Marek

Marek

On Fri., Oct. 16, 2020, 00:28 Jason Ekstrand, <jason at jlekstrand.net> wrote:

> Generally, you need to be careful with forcing no_error.  Some apps
> rely on gl errors to check for features and other things.
> Force-disabling errors may break the app.  Mesa's implementation of
> the no_error extension has been a gradual process where people have
> been removing the error checking paths one at a time as time permits.
> It's entirely possible that an error checking path that the app relies
> on got removed from Mesa.  The solution to this is to stop forcing
> no_error.
>
> --Jason
>
> On Thu, Oct 15, 2020 at 9:17 PM Daniel Mota Leite <daniel at motaleite.net>
> wrote:
> >
> > >       Since i updated to mesa 20.2.0 and then to 20.2.1, i'm unable to
> > > load war thunder game, it now just returns:
> > >
> > > Unsupported format/type: GL_RG8_SNORM/GL_NONE
> >
> >         The other use found that running as a different user the game
> run,
> > so after some debug, we found that we had the mesa_no_error" option
> > enabled, from past tests. With this option disabled, the game runs again
> > without any problem.
> >
> >         Still, do not know if the problem was trigger by a game update or
> > by the mesa 20.2.x update. The no_error did give a small performance
> > increase in the past.
> >
> > Best regards
> > higuita
> > --
> > Naturally the common people don't want war... but after all it is the
> > leaders of a country who determine the policy, and it is always a
> > simple matter to drag the people along, whether it is a democracy, or
> > a fascist dictatorship, or a parliament, or a communist dictatorship.
> > Voice or no voice, the people can always be brought to the bidding of
> > the leaders. That is easy. All you have to do is tell them they are
> > being attacked, and denounce the pacifists for lack of patriotism and
> > exposing the country to danger.  It works the same in every country.
> >            -- Hermann Goering, Nazi and war criminal, 1883-1946
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