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.pitoi...@gmail.com>
---
src/amd/vulkan/radv_pipeline.c | 8 ++++----
1 file 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) |
--
2.20.1
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