From: Józef Kucia jkucia@codeweavers.com
Signed-off-by: Józef Kucia jkucia@codeweavers.com --- libs/vkd3d/state.c | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+)
diff --git a/libs/vkd3d/state.c b/libs/vkd3d/state.c index 64c21588a825..9c2d3ac114cd 100644 --- a/libs/vkd3d/state.c +++ b/libs/vkd3d/state.c @@ -1783,6 +1783,21 @@ static void blend_attachment_from_d3d12(struct VkPipelineColorBlendAttachmentSta FIXME("Ignoring LogicOpEnable %#x.\n", d3d12_desc->LogicOpEnable); }
+static bool is_dual_source_blending_blend(D3D12_BLEND b) +{ + return b == D3D12_BLEND_SRC1_COLOR || b == D3D12_BLEND_INV_SRC1_COLOR + || b == D3D12_BLEND_SRC1_ALPHA || b == D3D12_BLEND_INV_SRC1_ALPHA; +} + +static bool is_dual_source_blending(const D3D12_RENDER_TARGET_BLEND_DESC *desc) +{ + return desc->BlendEnable + && (is_dual_source_blending_blend(desc->SrcBlend) + || is_dual_source_blending_blend(desc->DestBlend) + || is_dual_source_blending_blend(desc->SrcBlendAlpha) + || is_dual_source_blending_blend(desc->DestBlendAlpha)); +} + static HRESULT compute_input_layout_offsets(const D3D12_INPUT_LAYOUT_DESC *input_layout_desc, uint32_t *offsets) { @@ -2063,9 +2078,29 @@ static HRESULT d3d12_pipeline_state_init_graphics(struct d3d12_pipeline_state *s ps_compile_args.type = VKD3D_SHADER_STRUCTURE_TYPE_COMPILE_ARGUMENTS; ps_compile_args.next = NULL; ps_compile_args.target = VKD3D_SHADER_TARGET_SPIRV_VULKAN_1_0; + ps_compile_args.dual_source_blending = is_dual_source_blending(&desc->BlendState.RenderTarget[0]); ps_compile_args.output_swizzles = ps_output_swizzle; ps_compile_args.output_swizzle_count = rt_count;
+ if (ps_compile_args.dual_source_blending && rt_count > 1) + { + WARN("Only one render target is allowed when dual source blending is used.\n"); + hr = E_INVALIDARG; + goto fail; + } + if (ps_compile_args.dual_source_blending && desc->BlendState.IndependentBlendEnable) + { + for (i = 1; i < ARRAY_SIZE(desc->BlendState.RenderTarget); ++i) + { + if (desc->BlendState.RenderTarget[i].BlendEnable) + { + WARN("Blend enable cannot be set for render target %u when dual source blending is used.\n", i); + hr = E_INVALIDARG; + goto fail; + } + } + } + shader_interface.type = VKD3D_SHADER_STRUCTURE_TYPE_SHADER_INTERFACE; shader_interface.next = NULL; shader_interface.bindings = root_signature->descriptor_mapping;