本文整理汇总了C++中CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC类的典型用法代码示例。如果您正苦于以下问题：C++ CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC类的具体用法？C++ CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC怎么用？C++ CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC类的10个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: blendDesc
// Load the sample assets.
void D3D12PredicationQueries::LoadAssets()
{
// Create a root signature consisting of a single CBV parameter.
{
D3D12_FEATURE_DATA_ROOT_SIGNATURE featureData = {};
// This is the highest version the sample supports. If CheckFeatureSupport succeeds, the HighestVersion returned will not be greater than this.
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_1;
if (FAILED(m_device->CheckFeatureSupport(D3D12_FEATURE_ROOT_SIGNATURE, &featureData, sizeof(featureData))))
{
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_0;
}
CD3DX12_DESCRIPTOR_RANGE1 ranges[1];
CD3DX12_ROOT_PARAMETER1 rootParameters[1];
ranges[0].Init(D3D12_DESCRIPTOR_RANGE_TYPE_CBV, 1, 0, 0, D3D12_DESCRIPTOR_RANGE_FLAG_DATA_STATIC);
rootParameters[0].InitAsDescriptorTable(1, &ranges[0], D3D12_SHADER_VISIBILITY_VERTEX);
// Allow input layout and deny uneccessary access to certain pipeline stages.
D3D12_ROOT_SIGNATURE_FLAGS rootSignatureFlags =
D3D12_ROOT_SIGNATURE_FLAG_ALLOW_INPUT_ASSEMBLER_INPUT_LAYOUT |
D3D12_ROOT_SIGNATURE_FLAG_DENY_HULL_SHADER_ROOT_ACCESS |
D3D12_ROOT_SIGNATURE_FLAG_DENY_DOMAIN_SHADER_ROOT_ACCESS |
D3D12_ROOT_SIGNATURE_FLAG_DENY_GEOMETRY_SHADER_ROOT_ACCESS |
D3D12_ROOT_SIGNATURE_FLAG_DENY_PIXEL_SHADER_ROOT_ACCESS;
CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC rootSignatureDesc;
rootSignatureDesc.Init_1_1(_countof(rootParameters), rootParameters, 0, nullptr, rootSignatureFlags);
ComPtr<ID3DBlob> signature;
ComPtr<ID3DBlob> error;
ThrowIfFailed(D3DX12SerializeVersionedRootSignature(&rootSignatureDesc, featureData.HighestVersion, &signature, &error));
ThrowIfFailed(m_device->CreateRootSignature(0, signature->GetBufferPointer(), signature->GetBufferSize(), IID_PPV_ARGS(&m_rootSignature)));
NAME_D3D12_OBJECT(m_rootSignature);
}
// Create the pipeline state, which includes compiling and loading shaders.
{
ComPtr<ID3DBlob> vertexShader;
ComPtr<ID3DBlob> pixelShader;
#if defined(_DEBUG)
// Enable better shader debugging with the graphics debugging tools.
UINT compileFlags = D3DCOMPILE_DEBUG | D3DCOMPILE_SKIP_OPTIMIZATION;
#else
UINT compileFlags = 0;
#endif
ThrowIfFailed(D3DCompileFromFile(GetAssetFullPath(L"shaders.hlsl").c_str(), nullptr, nullptr, "VSMain", "vs_5_0", compileFlags, 0, &vertexShader, nullptr));
ThrowIfFailed(D3DCompileFromFile(GetAssetFullPath(L"shaders.hlsl").c_str(), nullptr, nullptr, "PSMain", "ps_5_0", compileFlags, 0, &pixelShader, nullptr));
// Define the vertex input layout.
D3D12_INPUT_ELEMENT_DESC inputElementDescs[] =
{
{ "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0 },
{ "COLOR", 0, DXGI_FORMAT_R32G32B32A32_FLOAT, 0, 12, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0 }
};
// Enable alpha blending so we can visualize the occlusion query results.
CD3DX12_BLEND_DESC blendDesc(D3D12_DEFAULT);
blendDesc.RenderTarget[0] =
{
TRUE, FALSE,
D3D12_BLEND_SRC_ALPHA, D3D12_BLEND_INV_SRC_ALPHA, D3D12_BLEND_OP_ADD,
D3D12_BLEND_ONE, D3D12_BLEND_ZERO, D3D12_BLEND_OP_ADD,
D3D12_LOGIC_OP_NOOP,
D3D12_COLOR_WRITE_ENABLE_ALL,
};
// Describe and create the graphics pipeline state objects (PSO).
D3D12_GRAPHICS_PIPELINE_STATE_DESC psoDesc = {};
psoDesc.InputLayout = { inputElementDescs, _countof(inputElementDescs) };
psoDesc.pRootSignature = m_rootSignature.Get();
psoDesc.VS = CD3DX12_SHADER_BYTECODE(vertexShader.Get());
psoDesc.PS = CD3DX12_SHADER_BYTECODE(pixelShader.Get());
psoDesc.RasterizerState = CD3DX12_RASTERIZER_DESC(D3D12_DEFAULT);
psoDesc.BlendState = blendDesc;
psoDesc.DepthStencilState = CD3DX12_DEPTH_STENCIL_DESC(D3D12_DEFAULT);
psoDesc.SampleMask = UINT_MAX;
psoDesc.PrimitiveTopologyType = D3D12_PRIMITIVE_TOPOLOGY_TYPE_TRIANGLE;
psoDesc.NumRenderTargets = 1;
psoDesc.RTVFormats[0] = DXGI_FORMAT_R8G8B8A8_UNORM;
psoDesc.DSVFormat = DXGI_FORMAT_D32_FLOAT;
psoDesc.SampleDesc.Count = 1;
ThrowIfFailed(m_device->CreateGraphicsPipelineState(&psoDesc, IID_PPV_ARGS(&m_pipelineState)));
NAME_D3D12_OBJECT(m_pipelineState);
// Disable color writes and depth writes for the occlusion query's state.
psoDesc.BlendState.RenderTarget[0].RenderTargetWriteMask = 0;
psoDesc.DepthStencilState.DepthWriteMask = D3D12_DEPTH_WRITE_MASK_ZERO;
ThrowIfFailed(m_device->CreateGraphicsPipelineState(&psoDesc, IID_PPV_ARGS(&m_queryState)));
NAME_D3D12_OBJECT(m_queryState);
}
// Create the command list.
//.........这里部分代码省略.........
示例2: defaultHeapProperties
void Sample3DSceneRenderer::CreateDeviceDependentResources()
{
auto d3dDevice = m_deviceResources->GetD3DDevice();
// Create a root signature with a single constant buffer slot.
{
D3D12_FEATURE_DATA_ROOT_SIGNATURE featureData = {};
// This is the highest version the sample supports. If CheckFeatureSupport succeeds, the HighestVersion returned will not be greater than this.
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_1;
if (FAILED(d3dDevice->CheckFeatureSupport(D3D12_FEATURE_ROOT_SIGNATURE, &featureData, sizeof(featureData))))
{
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_0;
}
CD3DX12_DESCRIPTOR_RANGE1 range;
CD3DX12_ROOT_PARAMETER1 parameter;
range.Init(D3D12_DESCRIPTOR_RANGE_TYPE_CBV, 1, 0, 0, D3D12_DESCRIPTOR_RANGE_FLAG_DATA_STATIC);
parameter.InitAsDescriptorTable(1, &range, D3D12_SHADER_VISIBILITY_VERTEX);
D3D12_ROOT_SIGNATURE_FLAGS rootSignatureFlags =
D3D12_ROOT_SIGNATURE_FLAG_ALLOW_INPUT_ASSEMBLER_INPUT_LAYOUT | // Only the input assembler stage needs access to the constant buffer.
D3D12_ROOT_SIGNATURE_FLAG_DENY_DOMAIN_SHADER_ROOT_ACCESS |
D3D12_ROOT_SIGNATURE_FLAG_DENY_GEOMETRY_SHADER_ROOT_ACCESS |
D3D12_ROOT_SIGNATURE_FLAG_DENY_HULL_SHADER_ROOT_ACCESS |
D3D12_ROOT_SIGNATURE_FLAG_DENY_PIXEL_SHADER_ROOT_ACCESS;
CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC descRootSignature;
descRootSignature.Init_1_1(1, ¶meter, 0, nullptr, rootSignatureFlags);
ComPtr<ID3DBlob> pSignature;
ComPtr<ID3DBlob> pError;
DX::ThrowIfFailed(D3DX12SerializeVersionedRootSignature(&descRootSignature, featureData.HighestVersion, pSignature.GetAddressOf(), pError.GetAddressOf()));
DX::ThrowIfFailed(d3dDevice->CreateRootSignature(0, pSignature->GetBufferPointer(), pSignature->GetBufferSize(), IID_PPV_ARGS(&m_rootSignature)));
NAME_D3D12_OBJECT(m_rootSignature);
}
// Load shaders asynchronously.
auto createVSTask = DX::ReadDataAsync(L"SampleVertexShader.cso").then([this](std::vector<byte>& fileData) {
m_vertexShader = fileData;
});
auto createPSTask = DX::ReadDataAsync(L"SamplePixelShader.cso").then([this](std::vector<byte>& fileData) {
m_pixelShader = fileData;
});
// Create the pipeline state once the shaders are loaded.
auto createPipelineStateTask = (createPSTask && createVSTask).then([this]() {
static const D3D12_INPUT_ELEMENT_DESC inputLayout[] =
{
{ "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0 },
{ "COLOR", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 12, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0 },
};
D3D12_GRAPHICS_PIPELINE_STATE_DESC state = {};
state.InputLayout = { inputLayout, _countof(inputLayout) };
state.pRootSignature = m_rootSignature.Get();
state.VS = CD3DX12_SHADER_BYTECODE(&m_vertexShader[0], m_vertexShader.size());
state.PS = CD3DX12_SHADER_BYTECODE(&m_pixelShader[0], m_pixelShader.size());
state.RasterizerState = CD3DX12_RASTERIZER_DESC(D3D12_DEFAULT);
state.BlendState = CD3DX12_BLEND_DESC(D3D12_DEFAULT);
state.DepthStencilState = CD3DX12_DEPTH_STENCIL_DESC(D3D12_DEFAULT);
state.SampleMask = UINT_MAX;
state.PrimitiveTopologyType = D3D12_PRIMITIVE_TOPOLOGY_TYPE_TRIANGLE;
state.NumRenderTargets = 1;
state.RTVFormats[0] = m_deviceResources->GetBackBufferFormat();
state.DSVFormat = m_deviceResources->GetDepthBufferFormat();
state.SampleDesc.Count = 1;
DX::ThrowIfFailed(m_deviceResources->GetD3DDevice()->CreateGraphicsPipelineState(&state, IID_PPV_ARGS(&m_pipelineState)));
// Shader data can be deleted once the pipeline state is created.
m_vertexShader.clear();
m_pixelShader.clear();
});
// Create and upload cube geometry resources to the GPU.
auto createAssetsTask = createPipelineStateTask.then([this]() {
auto d3dDevice = m_deviceResources->GetD3DDevice();
// Create a command list.
DX::ThrowIfFailed(d3dDevice->CreateCommandList(0, D3D12_COMMAND_LIST_TYPE_DIRECT, m_deviceResources->GetCommandAllocator(), m_pipelineState.Get(), IID_PPV_ARGS(&m_commandList)));
NAME_D3D12_OBJECT(m_commandList);
// Cube vertices. Each vertex has a position and a color.
VertexPositionColor cubeVertices[] =
{
{ XMFLOAT3(-0.5f, -0.5f, -0.5f), XMFLOAT3(0.0f, 0.0f, 0.0f) },
{ XMFLOAT3(-0.5f, -0.5f, 0.5f), XMFLOAT3(0.0f, 0.0f, 1.0f) },
{ XMFLOAT3(-0.5f, 0.5f, -0.5f), XMFLOAT3(0.0f, 1.0f, 0.0f) },
{ XMFLOAT3(-0.5f, 0.5f, 0.5f), XMFLOAT3(0.0f, 1.0f, 1.0f) },
{ XMFLOAT3(0.5f, -0.5f, -0.5f), XMFLOAT3(1.0f, 0.0f, 0.0f) },
{ XMFLOAT3(0.5f, -0.5f, 0.5f), XMFLOAT3(1.0f, 0.0f, 1.0f) },
{ XMFLOAT3(0.5f, 0.5f, -0.5f), XMFLOAT3(1.0f, 1.0f, 0.0f) },
{ XMFLOAT3(0.5f, 0.5f, 0.5f), XMFLOAT3(1.0f, 1.0f, 1.0f) },
};
//.........这里部分代码省略.........
示例3: ThrowIfFailed
void CrossNodeResources::LoadAssets()
{
// Create the root signatures.
// Root signatures may be shared across GPU nodes.
{
D3D12_FEATURE_DATA_ROOT_SIGNATURE featureData = {};
// This is the highest version the sample supports. If CheckFeatureSupport succeeds, the HighestVersion returned will not be greater than this.
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_1;
if (FAILED(m_device->CheckFeatureSupport(D3D12_FEATURE_ROOT_SIGNATURE, &featureData, sizeof(featureData))))
{
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_0;
}
// Create a root signature for rendering the triangle scene.
{
CD3DX12_DESCRIPTOR_RANGE1 sceneRanges[1];
sceneRanges[0].Init(D3D12_DESCRIPTOR_RANGE_TYPE_CBV, 1, 0, 0, D3D12_DESCRIPTOR_RANGE_FLAG_DATA_STATIC);
CD3DX12_ROOT_PARAMETER1 sceneRootParameters[2];
sceneRootParameters[0].InitAsDescriptorTable(1, &sceneRanges[0], D3D12_SHADER_VISIBILITY_VERTEX);
sceneRootParameters[1].InitAsConstants(1, 1, 0, D3D12_SHADER_VISIBILITY_VERTEX);
CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC sceneRootSignatureDesc;
sceneRootSignatureDesc.Init_1_1(_countof(sceneRootParameters), sceneRootParameters, 0, nullptr, D3D12_ROOT_SIGNATURE_FLAG_ALLOW_INPUT_ASSEMBLER_INPUT_LAYOUT);
ComPtr<ID3DBlob> signature;
ComPtr<ID3DBlob> error;
ThrowIfFailed(D3DX12SerializeVersionedRootSignature(&sceneRootSignatureDesc, featureData.HighestVersion, &signature, &error));
ThrowIfFailed(m_device->CreateRootSignature(Settings::SharedNodeMask, signature->GetBufferPointer(), signature->GetBufferSize(), IID_PPV_ARGS(&m_sceneRootSignature)));
}
// Create a root signature for the post-process pass.
{
CD3DX12_DESCRIPTOR_RANGE1 postRanges[2];
postRanges[0].Init(D3D12_DESCRIPTOR_RANGE_TYPE_SRV, Settings::SceneHistoryCount, 0, 0, D3D12_DESCRIPTOR_RANGE_FLAG_DATA_STATIC_WHILE_SET_AT_EXECUTE);
postRanges[1].Init(D3D12_DESCRIPTOR_RANGE_TYPE_SAMPLER, 1, 0);
CD3DX12_ROOT_PARAMETER1 postRootParameters[3];
postRootParameters[0].InitAsDescriptorTable(1, &postRanges[0], D3D12_SHADER_VISIBILITY_PIXEL);
postRootParameters[1].InitAsDescriptorTable(1, &postRanges[1], D3D12_SHADER_VISIBILITY_PIXEL);
postRootParameters[2].InitAsConstants(2, 0, 0, D3D12_SHADER_VISIBILITY_PIXEL);
CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC postRootSignatureDesc;
postRootSignatureDesc.Init_1_1(_countof(postRootParameters), postRootParameters, 0, nullptr, D3D12_ROOT_SIGNATURE_FLAG_ALLOW_INPUT_ASSEMBLER_INPUT_LAYOUT);
ComPtr<ID3DBlob> signature;
ComPtr<ID3DBlob> error;
ThrowIfFailed(D3DX12SerializeVersionedRootSignature(&postRootSignatureDesc, featureData.HighestVersion, &signature, &error));
ThrowIfFailed(m_device->CreateRootSignature(Settings::SharedNodeMask, signature->GetBufferPointer(), signature->GetBufferSize(), IID_PPV_ARGS(&m_postRootSignature)));
}
}
// Create the pipeline state, which includes compiling and loading shaders.
// Pipeline states may be shared across GPU nodes.
{
// Define the vertex input layout for the triangle scene.
D3D12_INPUT_ELEMENT_DESC inputElementDescs[] =
{
{ "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0 },
};
// Describe and create the graphics pipeline state objects (PSO).
D3D12_GRAPHICS_PIPELINE_STATE_DESC psoDesc = {};
psoDesc.InputLayout = { inputElementDescs, _countof(inputElementDescs) };
psoDesc.pRootSignature = m_sceneRootSignature.Get();
psoDesc.VS = { g_SceneVS, sizeof(g_SceneVS) };
psoDesc.PS = { g_ScenePS, sizeof(g_ScenePS) };
psoDesc.RasterizerState = CD3DX12_RASTERIZER_DESC(D3D12_DEFAULT);
psoDesc.BlendState = CD3DX12_BLEND_DESC(D3D12_DEFAULT);
psoDesc.DepthStencilState = CD3DX12_DEPTH_STENCIL_DESC(D3D12_DEFAULT);
psoDesc.SampleMask = UINT_MAX;
psoDesc.PrimitiveTopologyType = D3D12_PRIMITIVE_TOPOLOGY_TYPE_TRIANGLE;
psoDesc.NumRenderTargets = 1;
psoDesc.RTVFormats[0] = DXGI_FORMAT_R8G8B8A8_UNORM;
psoDesc.DSVFormat = DXGI_FORMAT_D32_FLOAT;
psoDesc.SampleDesc.Count = 1;
psoDesc.NodeMask = Settings::SharedNodeMask;
ThrowIfFailed(m_device->CreateGraphicsPipelineState(&psoDesc, IID_PPV_ARGS(&m_scenePipelineState)));
// Define the vertex input layout for the post-process fullscreen quad.
D3D12_INPUT_ELEMENT_DESC postInputElementDescs[] =
{
{ "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0 },
{ "TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, D3D12_APPEND_ALIGNED_ELEMENT, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0 },
};
// Describe and create the PSO for the post-process pass.
D3D12_GRAPHICS_PIPELINE_STATE_DESC postPsoDesc = {};
postPsoDesc.InputLayout = { postInputElementDescs, _countof(postInputElementDescs) };
postPsoDesc.pRootSignature = m_postRootSignature.Get();
postPsoDesc.VS = { g_PostVS, sizeof(g_PostVS) };
postPsoDesc.PS = { g_PostPS, sizeof(g_PostPS) };
postPsoDesc.RasterizerState = CD3DX12_RASTERIZER_DESC(D3D12_DEFAULT);
postPsoDesc.BlendState = CD3DX12_BLEND_DESC(D3D12_DEFAULT);
postPsoDesc.DepthStencilState.DepthEnable = FALSE;
postPsoDesc.DepthStencilState.StencilEnable = FALSE;
postPsoDesc.SampleMask = UINT_MAX;
//.........这里部分代码省略.........
示例4: ThrowIfFailed
// Load the sample assets.
void D3D12Fullscreen::LoadAssets()
{
D3D12_FEATURE_DATA_ROOT_SIGNATURE featureData = {};
// This is the highest version the sample supports. If CheckFeatureSupport succeeds, the HighestVersion returned will not be greater than this.
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_1;
if (FAILED(m_device->CheckFeatureSupport(D3D12_FEATURE_ROOT_SIGNATURE, &featureData, sizeof(featureData))))
{
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_0;
}
// Create a root signature consisting of a descriptor table with a single CBV.
{
CD3DX12_DESCRIPTOR_RANGE1 ranges[1];
CD3DX12_ROOT_PARAMETER1 rootParameters[1];
ranges[0].Init(D3D12_DESCRIPTOR_RANGE_TYPE_CBV, 1, 0, 0, D3D12_DESCRIPTOR_RANGE_FLAG_DATA_STATIC);
rootParameters[0].InitAsDescriptorTable(1, &ranges[0], D3D12_SHADER_VISIBILITY_VERTEX);
// Allow input layout and deny uneccessary access to certain pipeline stages.
D3D12_ROOT_SIGNATURE_FLAGS rootSignatureFlags =
D3D12_ROOT_SIGNATURE_FLAG_ALLOW_INPUT_ASSEMBLER_INPUT_LAYOUT |
D3D12_ROOT_SIGNATURE_FLAG_DENY_HULL_SHADER_ROOT_ACCESS |
D3D12_ROOT_SIGNATURE_FLAG_DENY_DOMAIN_SHADER_ROOT_ACCESS |
D3D12_ROOT_SIGNATURE_FLAG_DENY_GEOMETRY_SHADER_ROOT_ACCESS |
D3D12_ROOT_SIGNATURE_FLAG_DENY_PIXEL_SHADER_ROOT_ACCESS;
CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC rootSignatureDesc;
rootSignatureDesc.Init_1_1(_countof(rootParameters), rootParameters, 0, nullptr, rootSignatureFlags);
ComPtr<ID3DBlob> signature;
ComPtr<ID3DBlob> error;
ThrowIfFailed(D3DX12SerializeVersionedRootSignature(&rootSignatureDesc, featureData.HighestVersion, &signature, &error));
ThrowIfFailed(m_device->CreateRootSignature(0, signature->GetBufferPointer(), signature->GetBufferSize(), IID_PPV_ARGS(&m_sceneRootSignature)));
NAME_D3D12_OBJECT(m_sceneRootSignature);
}
// Create a root signature consisting of a descriptor table with a SRV and a sampler.
{
CD3DX12_DESCRIPTOR_RANGE1 ranges[1];
CD3DX12_ROOT_PARAMETER1 rootParameters[1];
// We don't modify the SRV in the post-processing command list after
// SetGraphicsRootDescriptorTable is executed on the GPU so we can use the default
// range behavior: D3D12_DESCRIPTOR_RANGE_FLAG_DATA_STATIC_WHILE_SET_AT_EXECUTE
ranges[0].Init(D3D12_DESCRIPTOR_RANGE_TYPE_SRV, 1, 0);
rootParameters[0].InitAsDescriptorTable(1, &ranges[0], D3D12_SHADER_VISIBILITY_PIXEL);
// Allow input layout and pixel shader access and deny uneccessary access to certain pipeline stages.
D3D12_ROOT_SIGNATURE_FLAGS rootSignatureFlags =
D3D12_ROOT_SIGNATURE_FLAG_ALLOW_INPUT_ASSEMBLER_INPUT_LAYOUT |
D3D12_ROOT_SIGNATURE_FLAG_DENY_HULL_SHADER_ROOT_ACCESS |
D3D12_ROOT_SIGNATURE_FLAG_DENY_DOMAIN_SHADER_ROOT_ACCESS |
D3D12_ROOT_SIGNATURE_FLAG_DENY_GEOMETRY_SHADER_ROOT_ACCESS;
// Create a sampler.
D3D12_STATIC_SAMPLER_DESC sampler = {};
sampler.Filter = D3D12_FILTER_MIN_MAG_MIP_LINEAR;
sampler.AddressU = D3D12_TEXTURE_ADDRESS_MODE_BORDER;
sampler.AddressV = D3D12_TEXTURE_ADDRESS_MODE_BORDER;
sampler.AddressW = D3D12_TEXTURE_ADDRESS_MODE_BORDER;
sampler.MipLODBias = 0;
sampler.MaxAnisotropy = 0;
sampler.ComparisonFunc = D3D12_COMPARISON_FUNC_NEVER;
sampler.BorderColor = D3D12_STATIC_BORDER_COLOR_TRANSPARENT_BLACK;
sampler.MinLOD = 0.0f;
sampler.MaxLOD = D3D12_FLOAT32_MAX;
sampler.ShaderRegister = 0;
sampler.RegisterSpace = 0;
sampler.ShaderVisibility = D3D12_SHADER_VISIBILITY_PIXEL;
CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC rootSignatureDesc;
rootSignatureDesc.Init_1_1(_countof(rootParameters), rootParameters, 1, &sampler, rootSignatureFlags);
ComPtr<ID3DBlob> signature;
ComPtr<ID3DBlob> error;
ThrowIfFailed(D3DX12SerializeVersionedRootSignature(&rootSignatureDesc, featureData.HighestVersion, &signature, &error));
ThrowIfFailed(m_device->CreateRootSignature(0, signature->GetBufferPointer(), signature->GetBufferSize(), IID_PPV_ARGS(&m_postRootSignature)));
NAME_D3D12_OBJECT(m_postRootSignature);
}
// Create the pipeline state, which includes compiling and loading shaders.
{
ComPtr<ID3DBlob> sceneVertexShader;
ComPtr<ID3DBlob> scenePixelShader;
ComPtr<ID3DBlob> postVertexShader;
ComPtr<ID3DBlob> postPixelShader;
ComPtr<ID3DBlob> error;
#if defined(_DEBUG)
// Enable better shader debugging with the graphics debugging tools.
UINT compileFlags = D3DCOMPILE_DEBUG | D3DCOMPILE_SKIP_OPTIMIZATION;
#else
UINT compileFlags = 0;
#endif
ThrowIfFailed(D3DCompileFromFile(GetAssetFullPath(L"sceneShaders.hlsl").c_str(), nullptr, nullptr, "VSMain", "vs_5_0", compileFlags, 0, &sceneVertexShader, &error));
ThrowIfFailed(D3DCompileFromFile(GetAssetFullPath(L"sceneShaders.hlsl").c_str(), nullptr, nullptr, "PSMain", "ps_5_0", compileFlags, 0, &scenePixelShader, &error));
//.........这里部分代码省略.........
示例5: readRange
void D3D12PipelineStateCache::LoadAssets()
{
// Create the root signature.
{
D3D12_FEATURE_DATA_ROOT_SIGNATURE featureData = {};
// This is the highest version the sample supports. If CheckFeatureSupport succeeds, the HighestVersion returned will not be greater than this.
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_1;
if (FAILED(m_device->CheckFeatureSupport(D3D12_FEATURE_ROOT_SIGNATURE, &featureData, sizeof(featureData))))
{
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_0;
}
CD3DX12_DESCRIPTOR_RANGE1 ranges[RootParametersCount];
ranges[RootParameterSRV].Init(D3D12_DESCRIPTOR_RANGE_TYPE_SRV, 1, 0, 0, D3D12_DESCRIPTOR_RANGE_FLAG_DATA_STATIC);
CD3DX12_ROOT_PARAMETER1 rootParameters[RootParametersCount];
rootParameters[RootParameterUberShaderCB].InitAsConstantBufferView(0, 0, D3D12_ROOT_DESCRIPTOR_FLAG_DATA_STATIC, D3D12_SHADER_VISIBILITY_ALL);
rootParameters[RootParameterCB].InitAsConstantBufferView(1, 0, D3D12_ROOT_DESCRIPTOR_FLAG_DATA_STATIC, D3D12_SHADER_VISIBILITY_ALL);
rootParameters[RootParameterSRV].InitAsDescriptorTable(1, &ranges[RootParameterSRV]);
D3D12_STATIC_SAMPLER_DESC sampler = {};
sampler.Filter = D3D12_FILTER_MIN_MAG_MIP_POINT;
sampler.AddressU = D3D12_TEXTURE_ADDRESS_MODE_BORDER;
sampler.AddressV = D3D12_TEXTURE_ADDRESS_MODE_BORDER;
sampler.AddressW = D3D12_TEXTURE_ADDRESS_MODE_BORDER;
sampler.MipLODBias = 0;
sampler.MaxAnisotropy = 0;
sampler.ComparisonFunc = D3D12_COMPARISON_FUNC_NEVER;
sampler.BorderColor = D3D12_STATIC_BORDER_COLOR_TRANSPARENT_BLACK;
sampler.MinLOD = 0.0f;
sampler.MaxLOD = 9999.0f;
sampler.ShaderRegister = 0;
sampler.RegisterSpace = 0;
sampler.ShaderVisibility = D3D12_SHADER_VISIBILITY_ALL;
CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC rootSignatureDesc;
rootSignatureDesc.Init_1_1(_countof(rootParameters), rootParameters, 1, &sampler, D3D12_ROOT_SIGNATURE_FLAG_ALLOW_INPUT_ASSEMBLER_INPUT_LAYOUT);
ComPtr<ID3DBlob> signature;
ComPtr<ID3DBlob> error;
ThrowIfFailed(D3DX12SerializeVersionedRootSignature(&rootSignatureDesc, featureData.HighestVersion, &signature, &error));
ThrowIfFailed(m_device->CreateRootSignature(0, signature->GetBufferPointer(), signature->GetBufferSize(), IID_PPV_ARGS(&m_rootSignature)));
NAME_D3D12_OBJECT(m_rootSignature);
}
// Create the command list.
ThrowIfFailed(m_device->CreateCommandList(0, D3D12_COMMAND_LIST_TYPE_DIRECT, m_commandAllocators[m_frameIndex].Get(), nullptr, IID_PPV_ARGS(&m_commandList)));
NAME_D3D12_OBJECT(m_commandList);
// Note: ComPtr's are CPU objects but this resource needs to stay in scope until
// the command list that references it has finished executing on the GPU.
// We will flush the GPU at the end of this method to ensure the resource is not
// prematurely destroyed.
ComPtr<ID3D12Resource> vertexIndexBufferUpload;
// Vertex and Index Buffer.
{
const VertexPositionColor cubeVertices[] = {
{ { -1.0f, 1.0f, -1.0f, 1.0f }, { GetRandomColor(),GetRandomColor(), GetRandomColor() } }, // Back Top Left
{ { 1.0f, 1.0f, -1.0f, 1.0f }, { GetRandomColor(), GetRandomColor(), GetRandomColor() } }, // Back Top Right
{ { 1.0f, 1.0f, 1.0f, 1.0f }, { GetRandomColor(), GetRandomColor(), GetRandomColor() } }, // Front Top Right
{ { -1.0f, 1.0f, 1.0f, 1.0f }, { GetRandomColor(), GetRandomColor(), GetRandomColor() } }, // Front Top Left
{ { -1.0f, -1.0f, -1.0f, 1.0f }, { GetRandomColor(),GetRandomColor(), GetRandomColor() } }, // Back Bottom Left
{ { 1.0f, -1.0f, -1.0f, 1.0f }, { GetRandomColor(),GetRandomColor(), GetRandomColor() } }, // Back Bottom Right
{ { 1.0f, -1.0f, 1.0f, 1.0f }, { GetRandomColor(),GetRandomColor(), GetRandomColor() } }, // Front Bottom Right
{ { -1.0f, -1.0f, 1.0f, 1.0f }, { GetRandomColor(),GetRandomColor(), GetRandomColor() } }, // Front Bottom Left
};
const UINT cubeIndices[] =
{
0, 1, 3,
1, 2, 3,
3, 2, 7,
6, 7, 2,
2, 1, 6,
5, 6, 1,
1, 0, 5,
4, 5, 0,
0, 3, 4,
7, 4, 3,
7, 6, 4,
5, 4, 6,
};
static const VertexPositionUV quadVertices[] =
{
{ { -1.0f, -1.0f, 0.0f, 1.0f }, { 0.0f, 1.0f } }, // Bottom Left
{ { -1.0f, 1.0f, 0.0f, 1.0f }, { 0.0f, 0.0f } }, // Top Left
{ { 1.0f, -1.0f, 0.0f, 1.0f }, { 1.0f, 1.0f } }, // Bottom Right
{ { 1.0f, 1.0f, 0.0f, 1.0f }, { 1.0f, 0.0f } }, // Top Right
};
//.........这里部分代码省略.........
示例6: rasterizerStateDesc
// Load the sample assets.
void D3D12DynamicIndexing::LoadAssets()
{
// Note: ComPtr's are CPU objects but these resources need to stay in scope until
// the command list that references them has finished executing on the GPU.
// We will flush the GPU at the end of this method to ensure the resources are not
// prematurely destroyed.
ComPtr<ID3D12Resource> vertexBufferUploadHeap;
ComPtr<ID3D12Resource> indexBufferUploadHeap;
ComPtr<ID3D12Resource> textureUploadHeap;
ComPtr<ID3D12Resource> materialsUploadHeap;
// Create the root signature.
{
D3D12_FEATURE_DATA_ROOT_SIGNATURE featureData = {};
// This is the highest version the sample supports. If CheckFeatureSupport succeeds, the HighestVersion returned will not be greater than this.
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_1;
if (FAILED(m_device->CheckFeatureSupport(D3D12_FEATURE_ROOT_SIGNATURE, &featureData, sizeof(featureData))))
{
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_0;
}
CD3DX12_DESCRIPTOR_RANGE1 ranges[3];
ranges[0].Init(D3D12_DESCRIPTOR_RANGE_TYPE_SRV, 1 + CityMaterialCount, 0, 0, D3D12_DESCRIPTOR_RANGE_FLAG_DATA_STATIC); // Diffuse texture + array of materials.
ranges[1].Init(D3D12_DESCRIPTOR_RANGE_TYPE_SAMPLER, 1, 0);
ranges[2].Init(D3D12_DESCRIPTOR_RANGE_TYPE_CBV, 1, 0, 0, D3D12_DESCRIPTOR_RANGE_FLAG_DATA_STATIC);
CD3DX12_ROOT_PARAMETER1 rootParameters[4];
rootParameters[0].InitAsDescriptorTable(1, &ranges[0], D3D12_SHADER_VISIBILITY_PIXEL);
rootParameters[1].InitAsDescriptorTable(1, &ranges[1], D3D12_SHADER_VISIBILITY_PIXEL);
rootParameters[2].InitAsDescriptorTable(1, &ranges[2], D3D12_SHADER_VISIBILITY_VERTEX);
rootParameters[3].InitAsConstants(1, 0, 0, D3D12_SHADER_VISIBILITY_PIXEL);
CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC rootSignatureDesc;
rootSignatureDesc.Init_1_1(_countof(rootParameters), rootParameters, 0, nullptr, D3D12_ROOT_SIGNATURE_FLAG_ALLOW_INPUT_ASSEMBLER_INPUT_LAYOUT);
ComPtr<ID3DBlob> signature;
ComPtr<ID3DBlob> error;
ThrowIfFailed(D3DX12SerializeVersionedRootSignature(&rootSignatureDesc, featureData.HighestVersion, &signature, &error));
ThrowIfFailed(m_device->CreateRootSignature(0, signature->GetBufferPointer(), signature->GetBufferSize(), IID_PPV_ARGS(&m_rootSignature)));
NAME_D3D12_OBJECT(m_rootSignature);
}
// Create the pipeline state, which includes loading shaders.
{
UINT8* pVertexShaderData;
UINT8* pPixelShaderData;
UINT vertexShaderDataLength;
UINT pixelShaderDataLength;
ThrowIfFailed(ReadDataFromFile(GetAssetFullPath(L"shader_mesh_simple_vert.cso").c_str(), &pVertexShaderData, &vertexShaderDataLength));
ThrowIfFailed(ReadDataFromFile(GetAssetFullPath(L"shader_mesh_dynamic_indexing_pixel.cso").c_str(), &pPixelShaderData, &pixelShaderDataLength));
CD3DX12_RASTERIZER_DESC rasterizerStateDesc(D3D12_DEFAULT);
rasterizerStateDesc.CullMode = D3D12_CULL_MODE_NONE;
// Describe and create the graphics pipeline state object (PSO).
D3D12_GRAPHICS_PIPELINE_STATE_DESC psoDesc = {};
psoDesc.InputLayout = { SampleAssets::StandardVertexDescription, SampleAssets::StandardVertexDescriptionNumElements };
psoDesc.pRootSignature = m_rootSignature.Get();
psoDesc.VS = CD3DX12_SHADER_BYTECODE(pVertexShaderData, vertexShaderDataLength);
psoDesc.PS = CD3DX12_SHADER_BYTECODE(pPixelShaderData, pixelShaderDataLength);
psoDesc.RasterizerState = rasterizerStateDesc;
psoDesc.BlendState = CD3DX12_BLEND_DESC(D3D12_DEFAULT);
psoDesc.DepthStencilState = CD3DX12_DEPTH_STENCIL_DESC(D3D12_DEFAULT);
psoDesc.SampleMask = UINT_MAX;
psoDesc.PrimitiveTopologyType = D3D12_PRIMITIVE_TOPOLOGY_TYPE_TRIANGLE;
psoDesc.NumRenderTargets = 1;
psoDesc.RTVFormats[0] = DXGI_FORMAT_R8G8B8A8_UNORM;
psoDesc.DSVFormat = DXGI_FORMAT_D32_FLOAT;
psoDesc.SampleDesc.Count = 1;
ThrowIfFailed(m_device->CreateGraphicsPipelineState(&psoDesc, IID_PPV_ARGS(&m_pipelineState)));
NAME_D3D12_OBJECT(m_pipelineState);
delete pVertexShaderData;
delete pPixelShaderData;
}
ThrowIfFailed(m_device->CreateCommandList(0, D3D12_COMMAND_LIST_TYPE_DIRECT, m_commandAllocator.Get(), nullptr, IID_PPV_ARGS(&m_commandList)));
NAME_D3D12_OBJECT(m_commandList);
// Create render target views (RTVs).
CD3DX12_CPU_DESCRIPTOR_HANDLE rtvHandle(m_rtvHeap->GetCPUDescriptorHandleForHeapStart());
for (UINT i = 0; i < FrameCount; i++)
{
ThrowIfFailed(m_swapChain->GetBuffer(i, IID_PPV_ARGS(&m_renderTargets[i])));
m_device->CreateRenderTargetView(m_renderTargets[i].Get(), nullptr, rtvHandle);
rtvHandle.Offset(1, m_rtvDescriptorSize);
NAME_D3D12_OBJECT_INDEXED(m_renderTargets, i);
}
// Read in mesh data for vertex/index buffers.
UINT8* pMeshData;
UINT meshDataLength;
ThrowIfFailed(ReadDataFromFile(GetAssetFullPath(SampleAssets::DataFileName).c_str(), &pMeshData, &meshDataLength));
//.........这里部分代码省略.........
示例7: ThrowIfFailed
// Generate data for the scene triangles.
void D3D12LinkedGpusAffinity::LoadAssets()
{
// Create the root signatures.
{
D3D12_FEATURE_DATA_ROOT_SIGNATURE featureData = {};
// This is the highest version the sample supports. If CheckFeatureSupport succeeds, the HighestVersion returned will not be greater than this.
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_1;
if (FAILED(m_device->CheckFeatureSupport(D3D12_FEATURE_ROOT_SIGNATURE, &featureData, sizeof(featureData))))
{
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_0;
}
// Create a root signature for rendering the triangle scene.
{
CD3DX12_DESCRIPTOR_RANGE1 sceneRanges[1];
sceneRanges[0].Init(D3D12_DESCRIPTOR_RANGE_TYPE_CBV, 1, 0, 0, D3D12_DESCRIPTOR_RANGE_FLAG_DATA_STATIC);
CD3DX12_ROOT_PARAMETER1 sceneRootParameters[2];
sceneRootParameters[0].InitAsDescriptorTable(1, &sceneRanges[0], D3D12_SHADER_VISIBILITY_VERTEX);
sceneRootParameters[1].InitAsConstants(1, 1, 0, D3D12_SHADER_VISIBILITY_VERTEX);
CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC sceneRootSignatureDesc;
sceneRootSignatureDesc.Init_1_1(_countof(sceneRootParameters), sceneRootParameters, 0, nullptr, D3D12_ROOT_SIGNATURE_FLAG_ALLOW_INPUT_ASSEMBLER_INPUT_LAYOUT);
ComPtr<ID3DBlob> signature;
ComPtr<ID3DBlob> error;
ThrowIfFailed(D3DX12SerializeVersionedRootSignature(&sceneRootSignatureDesc, featureData.HighestVersion, &signature, &error));
ThrowIfFailed(m_device->CreateRootSignature(Settings::SharedNodeMask, signature->GetBufferPointer(), signature->GetBufferSize(), IID_PPV_ARGS(&m_sceneRootSignature)));
}
// Create a root signature for the post-process pass.
{
// We don't modify the SRV in the post-processing command list after
// SetGraphicsRootDescriptorTable is executed on the GPU so we can use the default
// range behavior: D3D12_DESCRIPTOR_RANGE_FLAG_DATA_STATIC_WHILE_SET_AT_EXECUTE
CD3DX12_DESCRIPTOR_RANGE1 postRanges[2];
postRanges[0].Init(D3D12_DESCRIPTOR_RANGE_TYPE_SRV, Settings::SceneHistoryCount, 0);
postRanges[1].Init(D3D12_DESCRIPTOR_RANGE_TYPE_SAMPLER, 1, 0);
CD3DX12_ROOT_PARAMETER1 postRootParameters[3];
postRootParameters[0].InitAsDescriptorTable(1, &postRanges[0], D3D12_SHADER_VISIBILITY_PIXEL);
postRootParameters[1].InitAsDescriptorTable(1, &postRanges[1], D3D12_SHADER_VISIBILITY_PIXEL);
postRootParameters[2].InitAsConstants(2, 0, 0, D3D12_SHADER_VISIBILITY_PIXEL);
CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC postRootSignatureDesc;
postRootSignatureDesc.Init_1_1(_countof(postRootParameters), postRootParameters, 0, nullptr, D3D12_ROOT_SIGNATURE_FLAG_ALLOW_INPUT_ASSEMBLER_INPUT_LAYOUT);
ComPtr<ID3DBlob> signature;
ComPtr<ID3DBlob> error;
ThrowIfFailed(D3DX12SerializeVersionedRootSignature(&postRootSignatureDesc, featureData.HighestVersion, &signature, &error));
ThrowIfFailed(m_device->CreateRootSignature(Settings::SharedNodeMask, signature->GetBufferPointer(), signature->GetBufferSize(), IID_PPV_ARGS(&m_postRootSignature)));
}
}
// Create the pipeline state, which includes compiling and loading shaders.
{
// Define the vertex input layout for the triangle scene.
D3D12_INPUT_ELEMENT_DESC inputElementDescs[] =
{
{ "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0 },
};
// Describe and create the graphics pipeline state objects (PSO).
D3DX12_AFFINITY_GRAPHICS_PIPELINE_STATE_DESC psoDesc = {};
psoDesc.InputLayout = { inputElementDescs, _countof(inputElementDescs) };
psoDesc.pRootSignature = m_sceneRootSignature.Get();
psoDesc.VS = CD3DX12_SHADER_BYTECODE(g_SceneVS, sizeof(g_SceneVS));
psoDesc.PS = CD3DX12_SHADER_BYTECODE(g_ScenePS, sizeof(g_ScenePS));
psoDesc.RasterizerState = CD3DX12_RASTERIZER_DESC(D3D12_DEFAULT);
psoDesc.BlendState = CD3DX12_BLEND_DESC(D3D12_DEFAULT);
psoDesc.DepthStencilState = CD3DX12_DEPTH_STENCIL_DESC(D3D12_DEFAULT);
psoDesc.SampleMask = UINT_MAX;
psoDesc.PrimitiveTopologyType = D3D12_PRIMITIVE_TOPOLOGY_TYPE_TRIANGLE;
psoDesc.NumRenderTargets = 1;
psoDesc.RTVFormats[0] = DXGI_FORMAT_R8G8B8A8_UNORM;
psoDesc.DSVFormat = DXGI_FORMAT_D32_FLOAT;
psoDesc.SampleDesc.Count = 1;
ThrowIfFailed(m_device->CreateGraphicsPipelineState(&psoDesc, IID_PPV_ARGS(&m_scenePipelineState)));
// Define the vertex input layout for the post-process fullscreen quad.
D3D12_INPUT_ELEMENT_DESC postInputElementDescs[] =
{
{ "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0 },
{ "TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, D3D12_APPEND_ALIGNED_ELEMENT, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0 },
};
// Describe and create the PSO for the post-process pass.
D3DX12_AFFINITY_GRAPHICS_PIPELINE_STATE_DESC postPsoDesc = {};
postPsoDesc.InputLayout = { postInputElementDescs, _countof(postInputElementDescs) };
postPsoDesc.pRootSignature = m_postRootSignature.Get();
postPsoDesc.VS = CD3DX12_SHADER_BYTECODE(g_PostVS, sizeof(g_PostVS));
postPsoDesc.PS = CD3DX12_SHADER_BYTECODE(g_PostPS, sizeof(g_PostPS));
postPsoDesc.RasterizerState = CD3DX12_RASTERIZER_DESC(D3D12_DEFAULT);
postPsoDesc.BlendState = CD3DX12_BLEND_DESC(D3D12_DEFAULT);
postPsoDesc.DepthStencilState.DepthEnable = FALSE;
postPsoDesc.DepthStencilState.StencilEnable = FALSE;
//.........这里部分代码省略.........
示例8: depthStencilDesc
// Load the sample assets.
void D3D12Multithreading::LoadAssets()
{
// Create the root signature.
{
D3D12_FEATURE_DATA_ROOT_SIGNATURE featureData = {};
// This is the highest version the sample supports. If CheckFeatureSupport succeeds, the HighestVersion returned will not be greater than this.
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_1;
if (FAILED(m_device->CheckFeatureSupport(D3D12_FEATURE_ROOT_SIGNATURE, &featureData, sizeof(featureData))))
{
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_0;
}
CD3DX12_DESCRIPTOR_RANGE1 ranges[4]; // Perfomance TIP: Order from most frequent to least frequent.
ranges[0].Init(D3D12_DESCRIPTOR_RANGE_TYPE_SRV, 2, 1, 0, D3D12_DESCRIPTOR_RANGE_FLAG_DATA_STATIC); // 2 frequently changed diffuse + normal textures - using registers t1 and t2.
ranges[1].Init(D3D12_DESCRIPTOR_RANGE_TYPE_CBV, 1, 0, 0, D3D12_DESCRIPTOR_RANGE_FLAG_DATA_STATIC); // 1 frequently changed constant buffer.
ranges[2].Init(D3D12_DESCRIPTOR_RANGE_TYPE_SRV, 1, 0, 0, D3D12_DESCRIPTOR_RANGE_FLAG_DATA_STATIC_WHILE_SET_AT_EXECUTE);// 1 infrequently changed shadow texture - starting in register t0.
ranges[3].Init(D3D12_DESCRIPTOR_RANGE_TYPE_SAMPLER, 2, 0); // 2 static samplers.
CD3DX12_ROOT_PARAMETER1 rootParameters[4];
rootParameters[0].InitAsDescriptorTable(1, &ranges[0], D3D12_SHADER_VISIBILITY_PIXEL);
rootParameters[1].InitAsDescriptorTable(1, &ranges[1], D3D12_SHADER_VISIBILITY_ALL);
rootParameters[2].InitAsDescriptorTable(1, &ranges[2], D3D12_SHADER_VISIBILITY_PIXEL);
rootParameters[3].InitAsDescriptorTable(1, &ranges[3], D3D12_SHADER_VISIBILITY_PIXEL);
CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC rootSignatureDesc;
rootSignatureDesc.Init_1_1(_countof(rootParameters), rootParameters, 0, nullptr, D3D12_ROOT_SIGNATURE_FLAG_ALLOW_INPUT_ASSEMBLER_INPUT_LAYOUT);
ComPtr<ID3DBlob> signature;
ComPtr<ID3DBlob> error;
ThrowIfFailed(D3DX12SerializeVersionedRootSignature(&rootSignatureDesc, featureData.HighestVersion, &signature, &error));
ThrowIfFailed(m_device->CreateRootSignature(0, signature->GetBufferPointer(), signature->GetBufferSize(), IID_PPV_ARGS(&m_rootSignature)));
NAME_D3D12_OBJECT(m_rootSignature);
}
// Create the pipeline state, which includes loading shaders.
{
ComPtr<ID3DBlob> vertexShader;
ComPtr<ID3DBlob> pixelShader;
#if defined(_DEBUG)
// Enable better shader debugging with the graphics debugging tools.
UINT compileFlags = D3DCOMPILE_DEBUG | D3DCOMPILE_SKIP_OPTIMIZATION;
#else
UINT compileFlags = D3DCOMPILE_OPTIMIZATION_LEVEL3;
#endif
ThrowIfFailed(D3DCompileFromFile(GetAssetFullPath(L"shaders.hlsl").c_str(), nullptr, nullptr, "VSMain", "vs_5_0", compileFlags, 0, &vertexShader, nullptr));
ThrowIfFailed(D3DCompileFromFile(GetAssetFullPath(L"shaders.hlsl").c_str(), nullptr, nullptr, "PSMain", "ps_5_0", compileFlags, 0, &pixelShader, nullptr));
D3D12_INPUT_LAYOUT_DESC inputLayoutDesc;
inputLayoutDesc.pInputElementDescs = SampleAssets::StandardVertexDescription;
inputLayoutDesc.NumElements = _countof(SampleAssets::StandardVertexDescription);
CD3DX12_DEPTH_STENCIL_DESC depthStencilDesc(D3D12_DEFAULT);
depthStencilDesc.DepthEnable = true;
depthStencilDesc.DepthWriteMask = D3D12_DEPTH_WRITE_MASK_ALL;
depthStencilDesc.DepthFunc = D3D12_COMPARISON_FUNC_LESS_EQUAL;
depthStencilDesc.StencilEnable = FALSE;
// Describe and create the PSO for rendering the scene.
D3D12_GRAPHICS_PIPELINE_STATE_DESC psoDesc = {};
psoDesc.InputLayout = inputLayoutDesc;
psoDesc.pRootSignature = m_rootSignature.Get();
psoDesc.VS = CD3DX12_SHADER_BYTECODE(vertexShader.Get());
psoDesc.PS = CD3DX12_SHADER_BYTECODE(pixelShader.Get());
psoDesc.RasterizerState = CD3DX12_RASTERIZER_DESC(D3D12_DEFAULT);
psoDesc.BlendState = CD3DX12_BLEND_DESC(D3D12_DEFAULT);
psoDesc.DepthStencilState = depthStencilDesc;
psoDesc.SampleMask = UINT_MAX;
psoDesc.PrimitiveTopologyType = D3D12_PRIMITIVE_TOPOLOGY_TYPE_TRIANGLE;
psoDesc.NumRenderTargets = 1;
psoDesc.RTVFormats[0] = DXGI_FORMAT_R8G8B8A8_UNORM;
psoDesc.DSVFormat = DXGI_FORMAT_D32_FLOAT;
psoDesc.SampleDesc.Count = 1;
ThrowIfFailed(m_device->CreateGraphicsPipelineState(&psoDesc, IID_PPV_ARGS(&m_pipelineState)));
NAME_D3D12_OBJECT(m_pipelineState);
// Alter the description and create the PSO for rendering
// the shadow map. The shadow map does not use a pixel
// shader or render targets.
psoDesc.PS = CD3DX12_SHADER_BYTECODE(0, 0);
psoDesc.RTVFormats[0] = DXGI_FORMAT_UNKNOWN;
psoDesc.NumRenderTargets = 0;
ThrowIfFailed(m_device->CreateGraphicsPipelineState(&psoDesc, IID_PPV_ARGS(&m_pipelineStateShadowMap)));
NAME_D3D12_OBJECT(m_pipelineStateShadowMap);
}
// Create temporary command list for initial GPU setup.
ComPtr<ID3D12GraphicsCommandList> commandList;
ThrowIfFailed(m_device->CreateCommandList(0, D3D12_COMMAND_LIST_TYPE_DIRECT, m_commandAllocator.Get(), m_pipelineState.Get(), IID_PPV_ARGS(&commandList)));
// Create render target views (RTVs).
CD3DX12_CPU_DESCRIPTOR_HANDLE rtvHandle(m_rtvHeap->GetCPUDescriptorHandleForHeapStart());
for (UINT i = 0; i < FrameCount; i++)
{
//.........这里部分代码省略.........
示例9: readRange
// Load the sample assets.
void D3D12HelloTexture::LoadAssets()
{
// Create the root signature.
{
D3D12_FEATURE_DATA_ROOT_SIGNATURE featureData = {};
// This is the highest version the sample supports. If CheckFeatureSupport succeeds, the HighestVersion returned will not be greater than this.
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_1;
if (FAILED(m_device->CheckFeatureSupport(D3D12_FEATURE_ROOT_SIGNATURE, &featureData, sizeof(featureData))))
{
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_0;
}
CD3DX12_DESCRIPTOR_RANGE1 ranges[1];
ranges[0].Init(D3D12_DESCRIPTOR_RANGE_TYPE_SRV, 1, 0, 0, D3D12_DESCRIPTOR_RANGE_FLAG_DATA_STATIC);
CD3DX12_ROOT_PARAMETER1 rootParameters[1];
rootParameters[0].InitAsDescriptorTable(1, &ranges[0], D3D12_SHADER_VISIBILITY_PIXEL);
D3D12_STATIC_SAMPLER_DESC sampler = {};
sampler.Filter = D3D12_FILTER_MIN_MAG_MIP_POINT;
sampler.AddressU = D3D12_TEXTURE_ADDRESS_MODE_BORDER;
sampler.AddressV = D3D12_TEXTURE_ADDRESS_MODE_BORDER;
sampler.AddressW = D3D12_TEXTURE_ADDRESS_MODE_BORDER;
sampler.MipLODBias = 0;
sampler.MaxAnisotropy = 0;
sampler.ComparisonFunc = D3D12_COMPARISON_FUNC_NEVER;
sampler.BorderColor = D3D12_STATIC_BORDER_COLOR_TRANSPARENT_BLACK;
sampler.MinLOD = 0.0f;
sampler.MaxLOD = D3D12_FLOAT32_MAX;
sampler.ShaderRegister = 0;
sampler.RegisterSpace = 0;
sampler.ShaderVisibility = D3D12_SHADER_VISIBILITY_PIXEL;
CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC rootSignatureDesc;
rootSignatureDesc.Init_1_1(_countof(rootParameters), rootParameters, 1, &sampler, D3D12_ROOT_SIGNATURE_FLAG_ALLOW_INPUT_ASSEMBLER_INPUT_LAYOUT);
ComPtr<ID3DBlob> signature;
ComPtr<ID3DBlob> error;
ThrowIfFailed(D3DX12SerializeVersionedRootSignature(&rootSignatureDesc, featureData.HighestVersion, &signature, &error));
ThrowIfFailed(m_device->CreateRootSignature(0, signature->GetBufferPointer(), signature->GetBufferSize(), IID_PPV_ARGS(&m_rootSignature)));
}
// Create the pipeline state, which includes compiling and loading shaders.
{
ComPtr<ID3DBlob> vertexShader;
ComPtr<ID3DBlob> pixelShader;
#if defined(_DEBUG)
// Enable better shader debugging with the graphics debugging tools.
UINT compileFlags = D3DCOMPILE_DEBUG | D3DCOMPILE_SKIP_OPTIMIZATION;
#else
UINT compileFlags = 0;
#endif
ThrowIfFailed(D3DCompileFromFile(GetAssetFullPath(L"shaders.hlsl").c_str(), nullptr, nullptr, "VSMain", "vs_5_0", compileFlags, 0, &vertexShader, nullptr));
ThrowIfFailed(D3DCompileFromFile(GetAssetFullPath(L"shaders.hlsl").c_str(), nullptr, nullptr, "PSMain", "ps_5_0", compileFlags, 0, &pixelShader, nullptr));
// Define the vertex input layout.
D3D12_INPUT_ELEMENT_DESC inputElementDescs[] =
{
{ "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0 },
{ "TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, 12, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0 }
};
// Describe and create the graphics pipeline state object (PSO).
D3D12_GRAPHICS_PIPELINE_STATE_DESC psoDesc = {};
psoDesc.InputLayout = { inputElementDescs, _countof(inputElementDescs) };
psoDesc.pRootSignature = m_rootSignature.Get();
psoDesc.VS = CD3DX12_SHADER_BYTECODE(vertexShader.Get());
psoDesc.PS = CD3DX12_SHADER_BYTECODE(pixelShader.Get());
psoDesc.RasterizerState = CD3DX12_RASTERIZER_DESC(D3D12_DEFAULT);
psoDesc.BlendState = CD3DX12_BLEND_DESC(D3D12_DEFAULT);
psoDesc.DepthStencilState.DepthEnable = FALSE;
psoDesc.DepthStencilState.StencilEnable = FALSE;
psoDesc.SampleMask = UINT_MAX;
psoDesc.PrimitiveTopologyType = D3D12_PRIMITIVE_TOPOLOGY_TYPE_TRIANGLE;
psoDesc.NumRenderTargets = 1;
psoDesc.RTVFormats[0] = DXGI_FORMAT_R8G8B8A8_UNORM;
psoDesc.SampleDesc.Count = 1;
ThrowIfFailed(m_device->CreateGraphicsPipelineState(&psoDesc, IID_PPV_ARGS(&m_pipelineState)));
}
// Create the command list.
ThrowIfFailed(m_device->CreateCommandList(0, D3D12_COMMAND_LIST_TYPE_DIRECT, m_commandAllocator.Get(), m_pipelineState.Get(), IID_PPV_ARGS(&m_commandList)));
// Create the vertex buffer.
{
// Define the geometry for a triangle.
Vertex triangleVertices[] =
{
{ { 0.0f, 0.25f * m_aspectRatio, 0.0f }, { 0.5f, 0.0f } },
{ { 0.25f, -0.25f * m_aspectRatio, 0.0f }, { 1.0f, 1.0f } },
{ { -0.25f, -0.25f * m_aspectRatio, 0.0f }, { 0.0f, 1.0f } }
};
const UINT vertexBufferSize = sizeof(triangleVertices);
//.........这里部分代码省略.........
示例10: readRange
// Load the sample assets.
void D3D12HelloConstBuffers::LoadAssets()
{
// Create a root signature consisting of a descriptor table with a single CBV.
{
D3D12_FEATURE_DATA_ROOT_SIGNATURE featureData = {};
// This is the highest version the sample supports. If CheckFeatureSupport succeeds, the HighestVersion returned will not be greater than this.
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_1;
if (FAILED(m_device->CheckFeatureSupport(D3D12_FEATURE_ROOT_SIGNATURE, &featureData, sizeof(featureData))))
{
featureData.HighestVersion = D3D_ROOT_SIGNATURE_VERSION_1_0;
}
CD3DX12_DESCRIPTOR_RANGE1 ranges[1];
CD3DX12_ROOT_PARAMETER1 rootParameters[1];
ranges[0].Init(D3D12_DESCRIPTOR_RANGE_TYPE_CBV, 1, 0, 0, D3D12_DESCRIPTOR_RANGE_FLAG_DATA_STATIC);
rootParameters[0].InitAsDescriptorTable(1, &ranges[0], D3D12_SHADER_VISIBILITY_VERTEX);
// Allow input layout and deny uneccessary access to certain pipeline stages.
D3D12_ROOT_SIGNATURE_FLAGS rootSignatureFlags =
D3D12_ROOT_SIGNATURE_FLAG_ALLOW_INPUT_ASSEMBLER_INPUT_LAYOUT |
D3D12_ROOT_SIGNATURE_FLAG_DENY_HULL_SHADER_ROOT_ACCESS |
D3D12_ROOT_SIGNATURE_FLAG_DENY_DOMAIN_SHADER_ROOT_ACCESS |
D3D12_ROOT_SIGNATURE_FLAG_DENY_GEOMETRY_SHADER_ROOT_ACCESS |
D3D12_ROOT_SIGNATURE_FLAG_DENY_PIXEL_SHADER_ROOT_ACCESS;
CD3DX12_VERSIONED_ROOT_SIGNATURE_DESC rootSignatureDesc;
rootSignatureDesc.Init_1_1(_countof(rootParameters), rootParameters, 0, nullptr, rootSignatureFlags);
ComPtr<ID3DBlob> signature;
ComPtr<ID3DBlob> error;
ThrowIfFailed(D3DX12SerializeVersionedRootSignature(&rootSignatureDesc, featureData.HighestVersion, &signature, &error));
ThrowIfFailed(m_device->CreateRootSignature(0, signature->GetBufferPointer(), signature->GetBufferSize(), IID_PPV_ARGS(&m_rootSignature)));
}
// Create the pipeline state, which includes compiling and loading shaders.
{
ComPtr<ID3DBlob> vertexShader;
ComPtr<ID3DBlob> pixelShader;
#if defined(_DEBUG)
// Enable better shader debugging with the graphics debugging tools.
UINT compileFlags = D3DCOMPILE_DEBUG | D3DCOMPILE_SKIP_OPTIMIZATION;
#else
UINT compileFlags = 0;
#endif
ThrowIfFailed(D3DCompileFromFile(GetAssetFullPath(L"shaders.hlsl").c_str(), nullptr, nullptr, "VSMain", "vs_5_0", compileFlags, 0, &vertexShader, nullptr));
ThrowIfFailed(D3DCompileFromFile(GetAssetFullPath(L"shaders.hlsl").c_str(), nullptr, nullptr, "PSMain", "ps_5_0", compileFlags, 0, &pixelShader, nullptr));
// Define the vertex input layout.
D3D12_INPUT_ELEMENT_DESC inputElementDescs[] =
{
{ "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0 },
{ "COLOR", 0, DXGI_FORMAT_R32G32B32A32_FLOAT, 0, 12, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0 }
};
// Describe and create the graphics pipeline state object (PSO).
D3D12_GRAPHICS_PIPELINE_STATE_DESC psoDesc = {};
psoDesc.InputLayout = { inputElementDescs, _countof(inputElementDescs) };
psoDesc.pRootSignature = m_rootSignature.Get();
psoDesc.VS = CD3DX12_SHADER_BYTECODE(vertexShader.Get());
psoDesc.PS = CD3DX12_SHADER_BYTECODE(pixelShader.Get());
psoDesc.RasterizerState = CD3DX12_RASTERIZER_DESC(D3D12_DEFAULT);
psoDesc.BlendState = CD3DX12_BLEND_DESC(D3D12_DEFAULT);
psoDesc.DepthStencilState.DepthEnable = FALSE;
psoDesc.DepthStencilState.StencilEnable = FALSE;
psoDesc.SampleMask = UINT_MAX;
psoDesc.PrimitiveTopologyType = D3D12_PRIMITIVE_TOPOLOGY_TYPE_TRIANGLE;
psoDesc.NumRenderTargets = 1;
psoDesc.RTVFormats[0] = DXGI_FORMAT_R8G8B8A8_UNORM;
psoDesc.SampleDesc.Count = 1;
ThrowIfFailed(m_device->CreateGraphicsPipelineState(&psoDesc, IID_PPV_ARGS(&m_pipelineState)));
}
// Create the command list.
ThrowIfFailed(m_device->CreateCommandList(0, D3D12_COMMAND_LIST_TYPE_DIRECT, m_commandAllocator.Get(), m_pipelineState.Get(), IID_PPV_ARGS(&m_commandList)));
// Command lists are created in the recording state, but there is nothing
// to record yet. The main loop expects it to be closed, so close it now.
ThrowIfFailed(m_commandList->Close());
// Create the vertex buffer.
{
// Define the geometry for a triangle.
Vertex triangleVertices[] =
{
{ { 0.0f, 0.25f * m_aspectRatio, 0.0f }, { 1.0f, 0.0f, 0.0f, 1.0f } },
{ { 0.25f, -0.25f * m_aspectRatio, 0.0f }, { 0.0f, 1.0f, 0.0f, 1.0f } },
{ { -0.25f, -0.25f * m_aspectRatio, 0.0f }, { 0.0f, 0.0f, 1.0f, 1.0f } }
};
const UINT vertexBufferSize = sizeof(triangleVertices);
// Note: using upload heaps to transfer static data like vert buffers is not
// recommended. Every time the GPU needs it, the upload heap will be marshalled
//.........这里部分代码省略.........