nir: Add interp_var_at_offset flipping.
authorKenneth Graunke <kenneth@whitecape.org>
Tue, 17 May 2016 10:30:58 +0000 (03:30 -0700)
committerKenneth Graunke <kenneth@whitecape.org>
Fri, 20 May 2016 21:29:04 +0000 (14:29 -0700)
commitc9192fcbd28063f1273917d258456a5cd38dd119
tree15ba0dd4d07c85159b7e259c4dc4ee27e6c052ed
parent287f099db170132518b75142de8580fd252fde45
nir: Add interp_var_at_offset flipping.

The Y-offset needs flipping as well, similar to ddy.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Rob Clark <robdclark@gmail.com>
src/compiler/nir/nir_lower_wpos_ytransform.c