> ## 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.

# D3D12_VERSIONED_ROOT_SIGNATURE_DESC

> Holds any version of a root signature description, and is designed to be used with serialization/deserialization functions.

Holds any version of a root signature description, and is designed to be used with serialization/deserialization functions.

## Syntax

```cpp theme={null}
typedef struct D3D12_VERSIONED_ROOT_SIGNATURE_DESC
{
    D3D_ROOT_SIGNATURE_VERSION Version;
    D3D12_ROOT_SIGNATURE_DESC Desc_1_0;
    D3D12_ROOT_SIGNATURE_DESC1 Desc_1_1;
} D3D12_VERSIONED_ROOT_SIGNATURE_DESC
```

### Members

*Version*\
Type: D3D\_ROOT\_SIGNATURE\_VERSION

Specifies one member of D3D\_ROOT\_SIGNATURE\_VERSION that determines the contents of the union.

*Desc\_1\_0*\
Type: D3D12\_ROOT\_SIGNATURE\_DESC

Specifies a [D3D12\_ROOT\_SIGNATURE\_DESC](/reference/graphics/d3d12/structs/d3d12_root_signature_desc_public) (version 1.0).

*Desc\_1\_1*\
Type: D3D12\_ROOT\_SIGNATURE\_DESC1

Specifies a [D3D12\_ROOT\_SIGNATURE\_DESC1](/reference/graphics/d3d12/structs/d3d12_root_signature_desc1_public) (version 1.1).

## Remarks

Use this structure with the following methods.

<ul>
  <li>
    [GetRootSignatureDescAtVersion](/reference/graphics/d3d12/interfaces/id3d12versionedrootsignaturedeserializer/methods/id3d12versionedrootsignaturedeserializer_getrootsignaturedescatversion_public)
  </li>

  <li>
    [GetUnconvertedRootSignatureDesc](/reference/graphics/d3d12/interfaces/id3d12versionedrootsignaturedeserializer/methods/id3d12versionedrootsignaturedeserializer_getunconvertedrootsignaturedesc_public)
  </li>

  <li>
    [D3D12SerializeVersionedRootSignature](/reference/graphics/d3d12/functions/d3d12serializeversionedrootsignature_public)
  </li>
</ul>

Refer to the helper structure [CD3DX12\_VERSIONED\_ROOT\_SIGNATURE\_DESC](https://learn.microsoft.com/en-us/windows/desktop/direct3d12/cd3dx12-versioned-root-signature-desc).

## Requirements

**Header:** d3d12\_xs.h or d3d12\_x.h\
**Library:** d3d12\_xs.lib or d3d12\_x.lib\
**Supported Platforms**: XBOX Series consoles and XBOX One family

## See Also

[Core Structures](https://learn.microsoft.com/en-us/windows/desktop/direct3d12/direct3d-12-structures)

[Root Signature Version 1.1](https://learn.microsoft.com/en-us/windows/desktop/direct3d12/root-signature-version-1-1)


## Related topics

- [D3D12_ROOT_SIGNATURE_DESC](/reference/graphics/d3d12/structs/d3d12_root_signature_desc_public.md)
- [GetRootSignatureDescAtVersion](/reference/graphics/d3d12/interfaces/id3d12versionedrootsignaturedeserializer/methods/id3d12versionedrootsignaturedeserializer_getrootsignaturedescatversion_public.md)
- [D3D12_ROOT_SIGNATURE_DESC1](/reference/graphics/d3d12/structs/d3d12_root_signature_desc1_public.md)
- [D3D_ROOT_SIGNATURE_VERSION](/reference/graphics/d3d12/enums/d3d_root_signature_version_public.md)
- [GetUnconvertedRootSignatureDesc](/reference/graphics/d3d12/interfaces/id3d12versionedrootsignaturedeserializer/methods/id3d12versionedrootsignaturedeserializer_getunconvertedrootsignaturedesc_public.md)