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40 lines
903 B
Markdown
40 lines
903 B
Markdown
# D3D12RootSignature::CreateCBV
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## 函数签名
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```cpp
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static D3D12_ROOT_PARAMETER CreateCBV(uint32_t shaderRegister, ShaderVisibility visibility = ShaderVisibility::All, uint32_t registerSpace = 0)
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```
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## 中文描述
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创建常量缓冲区视图（CBV）根参数。
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## 参数
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| 参数 | 类型 | 描述 |
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|------|------|------|
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| `shaderRegister` | `uint32_t` | 着色器寄存器编号 |
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| `visibility` | `ShaderVisibility` | 可见性（默认 All） |
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| `registerSpace` | `uint32_t` | 寄存器空间（默认 0） |
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## 返回值
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`D3D12_ROOT_PARAMETER` - 根参数
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## 复杂度
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O(1)
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## 示例
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```cpp
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D3D12_ROOT_PARAMETER cbvParam = D3D12RootSignature::CreateCBV(0);
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```
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## 相关文档
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- [D3D12RootSignature](root-signature.md) - 类总览
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- [D3D12RootSignature::CreateSRV](create-srv.md) - 创建 SRV 根参数
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- [D3D12RootSignature::CreateUAV](create-uav.md) - 创建 UAV 根参数
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