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IVirtualSurfaceImageSourceNative::GetUpdateRectCount method

Gets the total number of regions of the surface that must be updated.

Syntax


HRESULT GetUpdateRectCount(
  [out]  DWORD *pCount
);

Parameters

pCount [out]

Receives the number of regions to update.

Return value

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Requirements

Minimum supported client

Windows 8.1 [Windows Store apps only]

Minimum supported server

Windows Server 2012 R2 [Windows Store apps only]

Header

Windows.ui.xaml.media.dxinterop.h

IDL

Windows.ui.xaml.media.dxinterop.idl

DLL

Windows.UI.Xaml.dll

See also

IVirtualSurfaceImageSourceNative
DirectX and XAML interop

 

 

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