It sounds like I'm not the person to make this decision. On Thu, Mar 5, 2015 at 1:17 PM, Ilia Mirkin <[email protected]> wrote:
> You're going to be in a world of hurt if you don't :) > > On Thu, Mar 5, 2015 at 4:17 PM, Laura Ekstrand <[email protected]> > wrote: > > I guess the question is then, "Do we want DSA to work on hardware without > > Geometry Shaders?" > > > > On Thu, Mar 5, 2015 at 12:26 PM, Ilia Mirkin <[email protected]> > wrote: > >> > >> On Thu, Mar 5, 2015 at 3:22 PM, Laura Ekstrand <[email protected]> > >> wrote: > >> > Oddly enough, there is no "core context" for 3.1. It's not a thing. > 31 > >> > is > >> > strange like that. Core contexts start at 3.2. The reason why your > >> > tests > >> > work with core_compat = 31 is because Piglit jumps through some hoops, > >> > often > >> > promoting the user automatically to 32 or above behind the scenes. If > >> > we > >> > are going to only test on core contexts, then we should probably start > >> > at 32 > >> > since 31 is such a strange beast. > >> > >> With mesa, a driver that only supports GL 3.1 will still be recognized > >> as a core context. It has to jump through hoops on, say, NVIDIA > >> though, since that returns a context that has ARB_compatibility > >> exposed and so it goes back and requests a GL3.2 core context. At > >> least one piece of hardware I semi-care about (Adreno A3XX) will > >> likely have GL 3.1, but never get GL 3.2 due to lack of GS. > >> > >> -ilia > > > > >
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