UpdateSubresources (stack-allocating) function

Updates subresources with a stack-allocating implementation.

Syntax

UINT64 inline UpdateSubresources(
  _In_ ID3D12GraphicsCommandList *pCmdList,
  _In_ ID3D12Resource            *pDestinationResource,
  _In_ ID3D12Resource            *pIntermediate,
       UINT64                    IntermediateOffset,
  _In_ UINT                      FirstSubresource,
  _In_ UINT                      NumSubresources,
  _In_ D3D12_SUBRESOURCE_DATA    *pSrcData
);

Parameters

pCmdList [in]

Type: ID3D12GraphicsCommandList*

The command list, as a pointer to an ID3D12GraphicsCommandList.

pDestinationResource [in]

Type: ID3D12Resource*

The destination resource, as a pointer to an ID3D12Resource.

pIntermediate [in]

Type: ID3D12Resource*

The intermediate resource, as a pointer to an ID3D12Resource.

IntermediateOffset

Type: UINT64

The offset, in bytes, to the intermediate resource.

FirstSubresource [in]

Type: UINT

The index of the first subresource in the resource. Valid values range from 0 to MaxSubresources.

NumSubresources [in]

Type: UINT

The number of subresources in the resource. Valid values range from 1 to (MaxSubresources - FirstSubresource).

pSrcData [in]

Type: D3D12_SUBRESOURCE_DATA*

Pointer to an array (of length NumSubresources) of pointers to D3D12_SUBRESOURCE_DATA structures containing descriptions of the subresource data used for the update.

Return value

Type: UINT64

The size, in bytes, of the buffer.

Remarks

The declaration of this function begins with: template <UINT MaxSubresources>

Requirements

Requirement	Value
Header	D3dx12.h
Library	D3D12.lib
DLL	D3D12.dll

See also

Helper Functions for D3D12

Subresources