Deos AMD degrade these chips to d3d10.1 on windows? Just asking because d3d11 requires 8x msaa ;-).
(But I won't say what I think about this patch...) Roland Am 04.01.2018 um 01:54 schrieb Marek Olšák: > From: Marek Olšák <marek.ol...@amd.com> > > i.e. Kabini, Mullins, Stoney. > > This was requested internally. > --- > src/gallium/drivers/radeonsi/si_state.c | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/src/gallium/drivers/radeonsi/si_state.c > b/src/gallium/drivers/radeonsi/si_state.c > index f88bf29..d52fccd 100644 > --- a/src/gallium/drivers/radeonsi/si_state.c > +++ b/src/gallium/drivers/radeonsi/si_state.c > @@ -2136,41 +2136,46 @@ static bool si_is_zs_format_supported(enum > pipe_format format) > { > return si_translate_dbformat(format) != V_028040_Z_INVALID; > } > > static boolean si_is_format_supported(struct pipe_screen *screen, > enum pipe_format format, > enum pipe_texture_target target, > unsigned sample_count, > unsigned usage) > { > + struct si_screen *sscreen = (struct si_screen*)screen; > unsigned retval = 0; > > if (target >= PIPE_MAX_TEXTURE_TYPES) { > R600_ERR("r600: unsupported texture type %d\n", target); > return false; > } > > if (!util_format_is_supported(format, usage)) > return false; > > if (sample_count > 1) { > if (!screen->get_param(screen, PIPE_CAP_TEXTURE_MULTISAMPLE)) > return false; > > if (usage & PIPE_BIND_SHADER_IMAGE) > return false; > > switch (sample_count) { > case 2: > case 4: > + break; > case 8: > + /* Don't expose 8x MSAA on slowest chips. */ > + if (sscreen->info.num_render_backends == 1) > + return false; > break; > case 16: > if (format == PIPE_FORMAT_NONE) > return true; > else > return false; > default: > return false; > } > } > _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev