64 lines
1.9 KiB
C++
64 lines
1.9 KiB
C++
// Copyright 2019 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "VideoBackends/D3D12/DX12Shader.h"
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#include "Common/Assert.h"
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#include "Common/StringUtil.h"
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#include "VideoBackends/D3D12/Common.h"
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#include "VideoBackends/D3D12/DX12Context.h"
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namespace DX12
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{
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DXShader::DXShader(ShaderStage stage, BinaryData bytecode, std::string_view name)
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: D3DCommon::Shader(stage, std::move(bytecode)), m_name(UTF8ToWString(name))
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{
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}
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DXShader::~DXShader() = default;
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std::unique_ptr<DXShader> DXShader::CreateFromBytecode(ShaderStage stage, BinaryData bytecode,
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std::string_view name)
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{
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std::unique_ptr<DXShader> shader(new DXShader(stage, std::move(bytecode), name));
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if (stage == ShaderStage::Compute && !shader->CreateComputePipeline())
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return nullptr;
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return shader;
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}
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std::unique_ptr<DXShader> DXShader::CreateFromSource(ShaderStage stage, std::string_view source,
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std::string_view name)
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{
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auto bytecode = CompileShader(g_dx_context->GetFeatureLevel(), stage, source);
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if (!bytecode)
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return nullptr;
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return CreateFromBytecode(stage, std::move(*bytecode), name);
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}
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D3D12_SHADER_BYTECODE DXShader::GetD3DByteCode() const
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{
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return D3D12_SHADER_BYTECODE{m_bytecode.data(), m_bytecode.size()};
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}
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bool DXShader::CreateComputePipeline()
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{
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D3D12_COMPUTE_PIPELINE_STATE_DESC desc = {};
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desc.pRootSignature = g_dx_context->GetComputeRootSignature();
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desc.CS = GetD3DByteCode();
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desc.NodeMask = 1;
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HRESULT hr = g_dx_context->GetDevice()->CreateComputePipelineState(
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&desc, IID_PPV_ARGS(&m_compute_pipeline));
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ASSERT_MSG(VIDEO, SUCCEEDED(hr), "Creating compute pipeline failed: {}", DX12HRWrap(hr));
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if (m_compute_pipeline && !m_name.empty())
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m_compute_pipeline->SetName(m_name.c_str());
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return SUCCEEDED(hr);
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}
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} // namespace DX12
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