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Add CreateDescriptorRange helper

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ssdfasd
2026-03-17 01:33:17 +08:00
parent 271c05d8c7
commit 312699e262
2 changed files with 11 additions and 0 deletions
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1
engine/include/XCEngine/RHI/D3D12/D3D12RootSignature.h
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@@ -39,6 +39,7 @@ public:
static D3D12_STATIC_SAMPLER_DESC CreateStaticSampler(uint32_t shaderRegister, const D3D12_SAMPLER_DESC& desc, ShaderVisibility visibility = ShaderVisibility::Pixel);
static D3D12_SAMPLER_DESC CreateSamplerDesc(FilterMode filter, TextureAddressMode address, float maxLOD = D3D12_FLOAT32_MAX);
static D3D12_DESCRIPTOR_RANGE CreateDescriptorRange(D3D12_DESCRIPTOR_RANGE_TYPE type, uint32_t baseShaderRegister, uint32_t numDescriptors, uint32_t registerSpace = 0);
private:
ComPtr<ID3D12RootSignature> m_rootSignature;

10
engine/src/RHI/D3D12/D3D12RootSignature.cpp
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@@ -128,5 +128,15 @@ D3D12_SAMPLER_DESC D3D12RootSignature::CreateSamplerDesc(FilterMode filter, Text
return desc;
}
D3D12_DESCRIPTOR_RANGE D3D12RootSignature::CreateDescriptorRange(D3D12_DESCRIPTOR_RANGE_TYPE type, uint32_t baseShaderRegister, uint32_t numDescriptors, uint32_t registerSpace) {
D3D12_DESCRIPTOR_RANGE range = {};
range.RangeType = type;
range.NumDescriptors = numDescriptors;
range.BaseShaderRegister = baseShaderRegister;
range.RegisterSpace = registerSpace;
range.OffsetInDescriptorsFromTableStart = D3D12_DESCRIPTOR_RANGE_OFFSET_APPEND;
return range;
}
} // namespace RHI
} // namespace XCEngine