panfrost: Implement gl_FrontFacing
authorAlyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Wed, 31 Jul 2019 19:24:32 +0000 (12:24 -0700)
committerAlyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Thu, 1 Aug 2019 23:15:03 +0000 (16:15 -0700)
commite9139868681157f9e6a356144eb6facce0226836
treeee842087a2164bd30e4a2e0b96efe2070d3e2132
parentf3e15122d4b4b3fbeb33790b7a26826d69066ae9
panfrost: Implement gl_FrontFacing

Interestingly, this requires no compiler changes. It's just exposed as a
special varying.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
src/gallium/drivers/panfrost/pan_assemble.c
src/gallium/drivers/panfrost/pan_context.c
src/gallium/drivers/panfrost/pan_context.h
src/gallium/drivers/panfrost/pan_screen.c