Mesa (master): radeonsi/nir: fix gl_FragCoord for pixel_center_integer

[Timothy Arceri]

Module: Mesa
Branch: master
Commit: 51e745cf77277ec2b598b3332f0207b083f492db
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=51e745cf77277ec2b598b3332f0207b083f492db

Author: Timothy Arceri <tarc...@itsqueeze.com>
Date:   Fri Feb 16 16:14:29 2018 +1100

radeonsi/nir: fix gl_FragCoord for pixel_center_integer

Fixes piglit test glsl-arb-fragment-coord-conventions

Reviewed-by: Kenneth Graunke <kenn...@whitecape.org>

---

 src/gallium/drivers/radeonsi/si_shader_nir.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/gallium/drivers/radeonsi/si_shader_nir.c 
b/src/gallium/drivers/radeonsi/si_shader_nir.c
index 1ac6903bbc..4f44e968f8 100644
--- a/src/gallium/drivers/radeonsi/si_shader_nir.c
+++ b/src/gallium/drivers/radeonsi/si_shader_nir.c
@@ -281,6 +281,11 @@ void si_nir_scan_shader(const struct nir_shader *nir,
                        nir->info.fs.early_fragment_tests | 
nir->info.fs.post_depth_coverage;
                info->properties[TGSI_PROPERTY_FS_POST_DEPTH_COVERAGE] = 
nir->info.fs.post_depth_coverage;
 
+               if (nir->info.fs.pixel_center_integer) {
+                       info->properties[TGSI_PROPERTY_FS_COORD_PIXEL_CENTER] =
+                               TGSI_FS_COORD_PIXEL_CENTER_INTEGER;
+               }
+
                if (nir->info.fs.depth_layout != FRAG_DEPTH_LAYOUT_NONE) {
                        switch (nir->info.fs.depth_layout) {
                        case FRAG_DEPTH_LAYOUT_ANY:

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