On 02/04/2017 05:48 AM, Bas Nieuwenhuizen wrote: > > On Fri, Feb 3, 2017, at 19:24, Jason Ekstrand wrote: >> On Fri, Feb 3, 2017 at 9:23 AM, Samuel Pitoiset >> <samuel.pitoi...@gmail.com <mailto:samuel.pitoi...@gmail.com>> wrote: >> >> This is similar to the MESA_GLSL_VERSION_OVERRIDE envvar (mainly >> for developers). But this one has the advantage to be configured >> for specific apps which require a context with an explicit version. >> >> For example, when an app requires a 3.2 core context, RadeonSI >> will return a 4.5 context but this might fail (eg. ARK games). >> >> >> Why is returning a 4.5 context a problem? It's supposed to be >> more-or-less backwards compatible. >> I'm also a bit concerned about making this driconf option be global >> across drivers without it being just a maximum. Suppose someone sets >> it to 4.3 for some app that doesn't like 4.5. What happens if they >> try to run that app on hardware that doesn't support 4.3? Do they get >> a 4.3 context that just doesn't work? > > As far as I can see[1], when the game detects GL 4.3+, the engine tries > to load a different set of shaders from disk, but the game developers > have not enabled the right flag during building, so the shaders for > GL4.3+ are not actually distributed with the game, which results in a > failure to load the game. From my POV this is entirely the fault of the > game. > > That said, the bug contains a report from someone else that it works on > intel with GL4.3+. I never got to test that or look deeper into this, so > it could very well be that I overlooked something during this analysis.
Yes I heard similar reports. I just can't see why the game can't be simply fixed? Kindly, Edward. > > - Bas > > [1]: https://bugs.freedesktop.org/show_bug.cgi?id=95374 > > > _______________________________________________ > mesa-dev mailing list > mesa-dev@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/mesa-dev >
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