Nobody is working on ARB_gpu_shader5 for radeonsi. Marek
On Wed, Feb 25, 2015 at 6:41 PM, Ilia Mirkin <imir...@alum.mit.edu> wrote: > On Wed, Feb 25, 2015 at 11:24 AM, Alexandre Demers > <alexandre.f.dem...@gmail.com> wrote: >> Hi everyone, >> >> I'd like to know if someone is working on Geometry shader instancing >> for radeonsi or if there is already a work in progress somewhere I >> would have missed. I might be interested in giving it a try and then >> on GL_ARB_viewport_array. > > While there's no harm in working on GS instancing on its own, note > that it's only a small part of the ARB_gpu_shader5 extension, so won't > be immediately useful until the other pieces are completed (which will > mostly involve adding LLVM support for the ops in question if they're > not there yet, and then wiring them up). > > ARB_viewport_array is a much more self-contained extension. Note that > ARB_fragment_layer_viewport will automatically get enabled once you > claim multiple viewports, so make sure to make gl_ViewportIndex work > in fp as well if you decide to do it. You may have to pass it as a > varying "by hand", not sure... IIRC I had to do that in r600. There > are piglits that cover the various cases. > > [Hopefully Marek and/or some of the other AMD guys will pipe up if > they've worked on any of these things and just haven't published yet.] > > -ilia > _______________________________________________ > mesa-dev mailing list > mesa-dev@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/mesa-dev _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
