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IVirtualSurfaceUpdatesCallbackNative::UpdatesNeeded method
Performs the drawing behaviors when an update to VirtualSurfaceImageSource is requested.
Syntax
HRESULT UpdatesNeeded();
Parameters
This method has no parameters.
Return value
If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
Remarks
This method is implemented by the developer.
See also
Build date: 5/16/2013
