diff options
| author | Lionel Landwerlin <lionel.g.landwerlin@intel.com> | 2024-04-24 15:29:29 +0300 |
|---|---|---|
| committer | Marge Bot <emma+marge@anholt.net> | 2024-04-25 09:03:30 +0000 |
| commit | 68dfe17abcca6299951734df3f9758c401286b57 (patch) | |
| tree | 61ef74fa6e920361bff91baf0931516647ab4fce | |
| parent | e6fb3ba03798fc2550bdb5ec6651690a34ac3509 (diff) | |
anv: disable dual source blending state if not used in shader
Fixing some simulation issues on Gfx9/11 with zink on anv running dual
source blending piglit tests like :
./bin/arb_blend_func_extended-dual-src-blending-discard-without-src1 -auto -fbo
Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Cc: mesa-stable
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/28901>
| -rw-r--r-- | src/intel/vulkan/genX_gfx_state.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/intel/vulkan/genX_gfx_state.c b/src/intel/vulkan/genX_gfx_state.c index a9431cb947c..1bb954d83bf 100644 --- a/src/intel/vulkan/genX_gfx_state.c +++ b/src/intel/vulkan/genX_gfx_state.c @@ -315,6 +315,15 @@ genX(rasterization_mode)(VkPolygonMode raster_mode, } } +static bool +is_src1_blend_factor(enum GENX(3D_Color_Buffer_Blend_Factor) factor) +{ + return factor == BLENDFACTOR_SRC1_COLOR || + factor == BLENDFACTOR_SRC1_ALPHA || + factor == BLENDFACTOR_INV_SRC1_COLOR || + factor == BLENDFACTOR_INV_SRC1_ALPHA; +} + #if GFX_VERx10 == 125 /** * Return the dimensions of the current rendering area, defined as the @@ -1032,6 +1041,16 @@ genX(cmd_buffer_flush_gfx_runtime_state)(struct anv_cmd_buffer *cmd_buffer) dyn->cb.attachments[i].dst_alpha_blend_factor]; } + /* Replace and Src1 value by 1.0 if dual source blending is not + * enabled. + */ + if (wm_prog_data && !wm_prog_data->dual_src_blend) { + if (is_src1_blend_factor(SourceBlendFactor)) + SourceBlendFactor = BLENDFACTOR_ONE; + if (is_src1_blend_factor(DestinationBlendFactor)) + DestinationBlendFactor = BLENDFACTOR_ONE; + } + if (instance->intel_enable_wa_14018912822 && intel_needs_workaround(cmd_buffer->device->info, 14018912822) && pipeline->rasterization_samples > 1) { |