| // Copyright 2017 The Dawn Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "dawn_native/d3d12/ComputePipelineD3D12.h" |
| |
| #include "common/Assert.h" |
| #include "dawn_native/d3d12/D3D12Error.h" |
| #include "dawn_native/d3d12/DeviceD3D12.h" |
| #include "dawn_native/d3d12/PipelineLayoutD3D12.h" |
| #include "dawn_native/d3d12/PlatformFunctions.h" |
| #include "dawn_native/d3d12/ShaderModuleD3D12.h" |
| #include "dawn_native/d3d12/UtilsD3D12.h" |
| |
| namespace dawn_native { namespace d3d12 { |
| |
| ResultOrError<Ref<ComputePipeline>> ComputePipeline::Create( |
| Device* device, |
| const ComputePipelineDescriptor* descriptor) { |
| Ref<ComputePipeline> pipeline = AcquireRef(new ComputePipeline(device, descriptor)); |
| DAWN_TRY(pipeline->Initialize(descriptor)); |
| return pipeline; |
| } |
| |
| MaybeError ComputePipeline::Initialize(const ComputePipelineDescriptor* descriptor) { |
| Device* device = ToBackend(GetDevice()); |
| uint32_t compileFlags = 0; |
| #if defined(_DEBUG) |
| // Enable better shader debugging with the graphics debugging tools. |
| compileFlags |= D3DCOMPILE_DEBUG | D3DCOMPILE_SKIP_OPTIMIZATION; |
| #endif |
| // SPRIV-cross does matrix multiplication expecting row major matrices |
| compileFlags |= D3DCOMPILE_PACK_MATRIX_ROW_MAJOR; |
| |
| ShaderModule* module = ToBackend(descriptor->computeStage.module); |
| |
| D3D12_COMPUTE_PIPELINE_STATE_DESC d3dDesc = {}; |
| d3dDesc.pRootSignature = ToBackend(GetLayout())->GetRootSignature(); |
| |
| CompiledShader compiledShader; |
| DAWN_TRY_ASSIGN(compiledShader, module->Compile(descriptor->computeStage.entryPoint, |
| SingleShaderStage::Compute, |
| ToBackend(GetLayout()), compileFlags)); |
| d3dDesc.CS = compiledShader.GetD3D12ShaderBytecode(); |
| auto* d3d12Device = device->GetD3D12Device(); |
| DAWN_TRY(CheckHRESULT( |
| d3d12Device->CreateComputePipelineState(&d3dDesc, IID_PPV_ARGS(&mPipelineState)), |
| "D3D12 creating pipeline state")); |
| return {}; |
| } |
| |
| ComputePipeline::~ComputePipeline() { |
| ToBackend(GetDevice())->ReferenceUntilUnused(mPipelineState); |
| } |
| |
| ID3D12PipelineState* ComputePipeline::GetPipelineState() const { |
| return mPipelineState.Get(); |
| } |
| |
| }} // namespace dawn_native::d3d12 |