PD2D1_PROPERTY_GET_FUNCTION function pointer
Gets a property from an effect.
Syntax
typedef HRESULT ( CALLBACK *PD2D1_PROPERTY_GET_FUNCTION)( _In_ const IUnknown *effect, _Out_ BYTE *data, UINT32 dataSize, _Out_opt_ UINT32 *actualSize );
Parameters
- effect [in]
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A pointer to the IUnknown interface for the effect on which the property will be retrieved.
- data [out]
-
A pointer to a variable that stores the data that this function retrieves on the property.
- dataSize
-
The number of bytes in the property to retrieve.
- actualSize [out, optional]
-
A optional pointer to a variable that stores the actual number of bytes retrieved on the property. If not used, set to NULL.
Return value
Returns S_OK if successful; otherwise, returns an HRESULT error code.
Remarks
Supply a PD2D1_PROPERTY_GET_FUNCTION to the getFunction member of a D2D1_PROPERTY_BINDING structure to specify the function that Direct2D uses to get data for a property.
Requirements
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Minimum supported client |
Windows 8 and Platform Update for Windows 7 [desktop apps | Windows Store apps] |
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Minimum supported server |
Windows Server 2012 and Platform Update for Windows Server 2008 R2 [desktop apps | Windows Store apps] |
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Minimum supported phone |
Windows Phone 8.1 [Windows Phone Silverlight 8.1 and Windows Runtime apps] |
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Header |
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See also