[Bug 44590] The Witness needs ATOC without multisampling

wine-bugs at winehq.org wine-bugs at winehq.org
Wed Apr 11 16:06:32 CDT 2018


https://bugs.winehq.org/show_bug.cgi?id=44590

--- Comment #6 from Matteo Bruni <matteo.mystral at gmail.com> ---
(In reply to Józef Kucia from comment #2)
> Thanks for the bug report.
> 
> I haven't debugged the water reflections problem, but yes, those problems
> might be related. I think the source of the issue is ATOC. In OpenGL ATOC
> can be used only with multisampling while in Direct3D ATOC can also be used
> without multisampling. I haven't given it much thought, but it's probably
> hard to fix in any reasonable way in OpenGL. An OpenGL extension might be
> helpful.

Would it be an option to use multisample rendering with SAMPLES=1? AFAIK that's
a thing in OpenGL, although I'm not sure how we would decide between that and
normal, non multisampled rendering / render targets and if that would break
other things.

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