diff options
4 files changed, 26 insertions, 17 deletions
diff --git a/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp b/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp index a5c7b7945..65a1c6245 100644 --- a/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp +++ b/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp @@ -312,7 +312,9 @@ VKPipelineCache::DecompileShaders(const GraphicsPipelineCacheKey& key) { ASSERT(point_size != 0.0f); } for (std::size_t i = 0; i < Maxwell::NumVertexAttributes; ++i) { - specialization.attribute_types[i] = fixed_state.vertex_input.attributes[i].Type(); + const auto& attribute = fixed_state.vertex_input.attributes[i]; + specialization.enabled_attributes[i] = attribute.enabled.Value() != 0; + specialization.attribute_types[i] = attribute.Type(); } specialization.ndc_minus_one_to_one = fixed_state.rasterizer.ndc_minus_one_to_one; diff --git a/src/video_core/renderer_vulkan/vk_rasterizer.cpp b/src/video_core/renderer_vulkan/vk_rasterizer.cpp index be5b77fae..a3d992ed3 100644 --- a/src/video_core/renderer_vulkan/vk_rasterizer.cpp +++ b/src/video_core/renderer_vulkan/vk_rasterizer.cpp @@ -877,14 +877,10 @@ void RasterizerVulkan::SetupVertexArrays(FixedPipelineState::VertexInput& vertex for (std::size_t index = 0; index < Maxwell::NumVertexAttributes; ++index) { const auto& attrib = regs.vertex_attrib_format[index]; - if (!attrib.IsValid()) { + if (attrib.IsConstant()) { vertex_input.SetAttribute(index, false, 0, 0, {}, {}); continue; } - - [[maybe_unused]] const auto& buffer = regs.vertex_array[attrib.buffer]; - ASSERT(buffer.IsEnabled()); - vertex_input.SetAttribute(index, true, attrib.buffer, attrib.offset, attrib.type.Value(), attrib.size.Value()); } diff --git a/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp b/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp index 6f6dedd82..a13e8baa7 100644 --- a/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp +++ b/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp @@ -741,8 +741,10 @@ private: if (!IsGenericAttribute(index)) { continue; } - const u32 location = GetGenericAttributeLocation(index); + if (!IsAttributeEnabled(location)) { + continue; + } const auto type_descriptor = GetAttributeType(location); Id type; if (IsInputAttributeArray()) { @@ -986,6 +988,10 @@ private: return stage == ShaderType::TesselationControl; } + bool IsAttributeEnabled(u32 location) const { + return stage != ShaderType::Vertex || specialization.enabled_attributes[location]; + } + u32 GetNumInputVertices() const { switch (stage) { case ShaderType::Geometry: @@ -1201,16 +1207,20 @@ private: UNIMPLEMENTED_MSG("Unmanaged FrontFacing element={}", element); return {v_float_zero, Type::Float}; default: - if (IsGenericAttribute(attribute)) { - const u32 location = GetGenericAttributeLocation(attribute); - const auto type_descriptor = GetAttributeType(location); - const Type type = type_descriptor.type; - const Id attribute_id = input_attributes.at(attribute); - const std::vector elements = {element}; - const Id pointer = ArrayPass(type_descriptor.scalar, attribute_id, elements); - return {OpLoad(GetTypeDefinition(type), pointer), type}; + if (!IsGenericAttribute(attribute)) { + break; } - break; + const u32 location = GetGenericAttributeLocation(attribute); + if (!IsAttributeEnabled(location)) { + // Disabled attributes (also known as constant attributes) always return zero. + return {v_float_zero, Type::Float}; + } + const auto type_descriptor = GetAttributeType(location); + const Type type = type_descriptor.type; + const Id attribute_id = input_attributes.at(attribute); + const std::vector elements = {element}; + const Id pointer = ArrayPass(type_descriptor.scalar, attribute_id, elements); + return {OpLoad(GetTypeDefinition(type), pointer), type}; } UNIMPLEMENTED_MSG("Unhandled input attribute: {}", static_cast<u32>(attribute)); return {v_float_zero, Type::Float}; diff --git a/src/video_core/renderer_vulkan/vk_shader_decompiler.h b/src/video_core/renderer_vulkan/vk_shader_decompiler.h index f4c05ac3c..b7af26388 100644 --- a/src/video_core/renderer_vulkan/vk_shader_decompiler.h +++ b/src/video_core/renderer_vulkan/vk_shader_decompiler.h @@ -88,7 +88,8 @@ struct Specialization final { u32 shared_memory_size{}; // Graphics specific - std::optional<float> point_size{}; + std::optional<float> point_size; + std::bitset<Maxwell::NumVertexAttributes> enabled_attributes; std::array<Maxwell::VertexAttribute::Type, Maxwell::NumVertexAttributes> attribute_types{}; bool ndc_minus_one_to_one{}; }; |