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authorSamuel Pitoiset <samuel.pitoiset@gmail.com>2019-02-12 09:50:15 +0100
committerSamuel Pitoiset <samuel.pitoiset@gmail.com>2019-02-13 23:01:30 +0100
commit334da034d8d91ca5a0a1bff8deaefd8ca762c42e (patch)
treecacc0d273feab287707c8cc26ec541527c5a5432
parent736241892fd80efb700f38321b917166750a63da (diff)
radv: always export gl_SampleMask when the fragment shader uses it
For some reasons, this breaks trees rendering in Project Cars. Fixes: 85010585cde ("radv: only enable gl_SampleMask if MSAA is enabled too") Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=109401 Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com> Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
-rw-r--r--src/amd/vulkan/radv_pipeline.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/amd/vulkan/radv_pipeline.c b/src/amd/vulkan/radv_pipeline.c
index fb6c61cf3f0..a9df2b94b93 100644
--- a/src/amd/vulkan/radv_pipeline.c
+++ b/src/amd/vulkan/radv_pipeline.c
@@ -3183,11 +3183,11 @@ radv_compute_db_shader_control(const struct radv_device *device,
bool disable_rbplus = device->physical_device->has_rbplus &&
!device->physical_device->rbplus_allowed;
- /* Do not enable the gl_SampleMask fragment shader output if MSAA is
- * disabled.
+ /* It shouldn't be needed to export gl_SampleMask when MSAA is disabled
+ * but this appears to break Project Cars (DXVK). See
+ * https://bugs.freedesktop.org/show_bug.cgi?id=109401
*/
- bool mask_export_enable = ms->num_samples > 1 &&
- ps->info.info.ps.writes_sample_mask;
+ bool mask_export_enable = ps->info.info.ps.writes_sample_mask;
return S_02880C_Z_EXPORT_ENABLE(ps->info.info.ps.writes_z) |
S_02880C_STENCIL_TEST_VAL_EXPORT_ENABLE(ps->info.info.ps.writes_stencil) |