| 359 | } |
| 360 | |
| 361 | bool GPUPipelineStateVulkan::Init(const Description& desc) |
| 362 | { |
| 363 | if (IsValid()) |
| 364 | OnReleaseGPU(); |
| 365 | |
| 366 | // Reset description |
| 367 | RenderToolsVulkan::ZeroStruct(_desc, VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO); |
| 368 | |
| 369 | // Stages |
| 370 | UsedStagesMask = 0; |
| 371 | HasDescriptorsPerStageMask = 0; |
| 372 | Platform::MemoryClear(ShaderBindingsPerStage, sizeof(ShaderBindingsPerStage)); |
| 373 | Platform::MemoryClear(DescriptorInfoPerStage, sizeof(DescriptorInfoPerStage)); |
| 374 | #define INIT_SHADER_STAGE(type, set, bit) \ |
| 375 | if(desc.type) \ |
| 376 | { \ |
| 377 | int32 stageIndex = (int32)DescriptorSet::set; \ |
| 378 | UsedStagesMask |= (1 << stageIndex); \ |
| 379 | auto bindings = &desc.type->GetBindings(); \ |
| 380 | if (bindings->UsedCBsMask + bindings->UsedSRsMask + bindings->UsedUAsMask) \ |
| 381 | HasDescriptorsPerStageMask |= (1 << stageIndex); \ |
| 382 | ShaderBindingsPerStage[stageIndex] = bindings; \ |
| 383 | DescriptorInfoPerStage[stageIndex] = &((GPUShaderProgram##type##Vulkan*)desc.type)->DescriptorInfo; \ |
| 384 | auto& stage = _shaderStages[_desc.stageCount++]; \ |
| 385 | RenderToolsVulkan::ZeroStruct(stage, VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO); \ |
| 386 | stage.stage = bit; \ |
| 387 | stage.module = (VkShaderModule)desc.type->GetBufferHandle(); \ |
| 388 | stage.pName = desc.type->GetName().Get(); \ |
| 389 | } |
| 390 | INIT_SHADER_STAGE(VS, Vertex, VK_SHADER_STAGE_VERTEX_BIT); |
| 391 | #if GPU_ALLOW_TESSELLATION_SHADERS |
| 392 | INIT_SHADER_STAGE(HS, Hull, VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT); |
| 393 | INIT_SHADER_STAGE(DS, Domain, VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT); |
| 394 | #endif |
| 395 | #if GPU_ALLOW_GEOMETRY_SHADERS |
| 396 | INIT_SHADER_STAGE(GS, Geometry, VK_SHADER_STAGE_GEOMETRY_BIT); |
| 397 | #endif |
| 398 | INIT_SHADER_STAGE(PS, Pixel, VK_SHADER_STAGE_FRAGMENT_BIT); |
| 399 | #undef INIT_SHADER_STAGE |
| 400 | _desc.pStages = _shaderStages; |
| 401 | |
| 402 | // Input Assembly |
| 403 | if (desc.VS) |
| 404 | { |
| 405 | VertexInputLayout = (GPUVertexLayoutVulkan*)desc.VS->InputLayout; |
| 406 | VertexBufferLayout = (GPUVertexLayoutVulkan*)desc.VS->Layout; |
| 407 | } |
| 408 | RenderToolsVulkan::ZeroStruct(_descInputAssembly, VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO);; |
| 409 | switch (desc.PrimitiveTopology) |
| 410 | { |
| 411 | case PrimitiveTopologyType::Point: |
| 412 | _descInputAssembly.topology = VK_PRIMITIVE_TOPOLOGY_POINT_LIST; |
| 413 | break; |
| 414 | case PrimitiveTopologyType::Line: |
| 415 | _descInputAssembly.topology = VK_PRIMITIVE_TOPOLOGY_LINE_LIST; |
| 416 | break; |
| 417 | case PrimitiveTopologyType::Triangle: |
| 418 | _descInputAssembly.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST; |
nothing calls this directly
no test coverage detected