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f56dab0d72
Bug: dawn:776 Change-Id: I1a9082463ee61d7b0427740b4075d6a69c3b5946 Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/52282 Commit-Queue: Austin Eng <enga@chromium.org> Reviewed-by: Austin Eng <enga@chromium.org> Reviewed-by: Corentin Wallez <cwallez@chromium.org>
72 lines
2.8 KiB
C++
72 lines
2.8 KiB
C++
// Copyright 2017 The Dawn Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "dawn_native/d3d12/ComputePipelineD3D12.h"
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#include "common/Assert.h"
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#include "dawn_native/d3d12/D3D12Error.h"
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#include "dawn_native/d3d12/DeviceD3D12.h"
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#include "dawn_native/d3d12/PipelineLayoutD3D12.h"
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#include "dawn_native/d3d12/PlatformFunctions.h"
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#include "dawn_native/d3d12/ShaderModuleD3D12.h"
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#include "dawn_native/d3d12/UtilsD3D12.h"
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namespace dawn_native { namespace d3d12 {
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ResultOrError<Ref<ComputePipeline>> ComputePipeline::Create(
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Device* device,
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const ComputePipelineDescriptor* descriptor) {
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Ref<ComputePipeline> pipeline = AcquireRef(new ComputePipeline(device, descriptor));
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DAWN_TRY(pipeline->Initialize(descriptor));
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return pipeline;
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}
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MaybeError ComputePipeline::Initialize(const ComputePipelineDescriptor* descriptor) {
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Device* device = ToBackend(GetDevice());
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uint32_t compileFlags = 0;
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if (device->IsToggleEnabled(Toggle::EmitHLSLDebugSymbols)) {
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compileFlags |= D3DCOMPILE_DEBUG | D3DCOMPILE_SKIP_OPTIMIZATION;
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}
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// SPRIV-cross does matrix multiplication expecting row major matrices
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compileFlags |= D3DCOMPILE_PACK_MATRIX_ROW_MAJOR;
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ShaderModule* module = ToBackend(descriptor->computeStage.module);
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D3D12_COMPUTE_PIPELINE_STATE_DESC d3dDesc = {};
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d3dDesc.pRootSignature = ToBackend(GetLayout())->GetRootSignature();
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CompiledShader compiledShader;
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DAWN_TRY_ASSIGN(compiledShader, module->Compile(descriptor->computeStage.entryPoint,
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SingleShaderStage::Compute,
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ToBackend(GetLayout()), compileFlags));
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d3dDesc.CS = compiledShader.GetD3D12ShaderBytecode();
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auto* d3d12Device = device->GetD3D12Device();
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DAWN_TRY(CheckHRESULT(
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d3d12Device->CreateComputePipelineState(&d3dDesc, IID_PPV_ARGS(&mPipelineState)),
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"D3D12 creating pipeline state"));
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return {};
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}
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ComputePipeline::~ComputePipeline() {
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ToBackend(GetDevice())->ReferenceUntilUnused(mPipelineState);
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}
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ID3D12PipelineState* ComputePipeline::GetPipelineState() const {
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return mPipelineState.Get();
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}
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}} // namespace dawn_native::d3d12
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