> ## Documentation Index
> Fetch the complete documentation index at: https://devdocs.xbox.com/llms.txt
> Use this file to discover all available pages before exploring further.

# GetRootSignatureDesc

> 获取根签名的布局。

获取根签名的布局。

## 语法

```cpp theme={null}
const GetRootSignatureDesc(
)
```

### 参数

### 返回值

类型：const

此方法返回一个反序列化的根签名，采用 [D3D12\_ROOT\_SIGNATURE\_DESC](/reference/graphics/d3d12/structs/d3d12_root_signature_desc_public) 结构，用于描述根签名的布局。

## 要求

**头文件：** d3d12\_xs.h 或 d3d12\_x.h\
**库：** d3d12\_xs.lib 或 d3d12\_x.lib\
**支持的平台**：XBOX Series 主机和 XBOX One 系列

## 另请参阅

[ID3D12RootSignatureDeserializer](/reference/graphics/d3d12/interfaces/id3d12rootsignaturedeserializer/id3d12rootsignaturedeserializer_public)


## Related topics

- [D3D12_ROOT_SIGNATURE_DESC](/zh-CN/reference/graphics/d3d12/structs/d3d12_root_signature_desc_public.md)
- [GetRootSignatureDescAtVersion](/zh-CN/reference/graphics/d3d12/interfaces/id3d12versionedrootsignaturedeserializer/methods/id3d12versionedrootsignaturedeserializer_getrootsignaturedescatversion_public.md)
- [GetUnconvertedRootSignatureDesc](/zh-CN/reference/graphics/d3d12/interfaces/id3d12versionedrootsignaturedeserializer/methods/id3d12versionedrootsignaturedeserializer_getunconvertedrootsignaturedesc_public.md)
- [D3D12_VERSIONED_ROOT_SIGNATURE_DESC](/zh-CN/reference/graphics/d3d12/structs/d3d12_versioned_root_signature_desc_public.md)
- [D3D12_ROOT_SIGNATURE_DESC1](/zh-CN/reference/graphics/d3d12/structs/d3d12_root_signature_desc1_public.md)