On Fri, Jul 22, 2016 at 11:04 AM, Kenneth Graunke <kenn...@whitecape.org> wrote: > "flat centroid" and "flat sample" both just mean "flat", so we should > ignore interpolateAtCentroid/Sample and just return the flat value. > > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97032 > Signed-off-by: Kenneth Graunke <kenn...@whitecape.org> > --- > src/compiler/nir/nir_lower_io.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/src/compiler/nir/nir_lower_io.c b/src/compiler/nir/nir_lower_io.c > index bf8296f..b36836f 100644 > --- a/src/compiler/nir/nir_lower_io.c > +++ b/src/compiler/nir/nir_lower_io.c > @@ -340,6 +340,10 @@ lower_interpolate_at(nir_intrinsic_instr *intrin, struct > lower_io_state *state, > > assert(var->data.mode == nir_var_shader_in); > > + /* Ignore interpolateAt() for flat variables - flat is flat. */ > + if (var->data.interpolation == INTERP_MODE_FLAT) > + return lower_load(intrin, state, NULL, offset); > + > nir_intrinsic_op bary_op; > switch (intrin->intrinsic) { > case nir_intrinsic_interp_var_at_centroid: > -- > 2.9.0 > > _______________________________________________ > mesa-dev mailing list > mesa-dev@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/mesa-dev
Reviewed-by: Anuj Phogat <anuj.pho...@gmail.com> _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev
