ID2D1DrawInfo::SetConstantBuffer method
Applies to: desktop apps only
Sets the constant buffer data that will be passed to the pixel shader specified for the render pass.
Syntax
HRESULT SetConstantBuffer( UINT bufferIndex, [in] const BYTE *buffer, UINT32 bufferSize );
Parameters
- bufferIndex
-
Type: UINT
The index to which the constant buffer should be applied.
- buffer [in]
-
Type: const BYTE*
The data applied to the constant buffer.
- bufferSize
-
Type: UINT32
The number of bytes of data in the constant buffer.
Return value
Type: HRESULT
The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.
| HRESULT | Description |
|---|---|
| S_OK | No error occurred. |
| E_OUTOFMEMORY | Failed to allocate necessary memory. |
Remarks
If this call fails, the corresponding ID2D1Effect instance is placed into an error state and fails to draw.
Requirements
|
Minimum supported client | Windows 8 |
|---|---|
|
Minimum supported server | Windows Server 2012 |
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See also
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Build date: 9/5/2012
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