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HRESULT ISurfaceImageSourceNative::BeginDraw([In] RECT updateRect,[Out] IDXGISurface** surface,[Out] POINT* offset)
public HResult BeginDraw(RectL updateRect, out Point2L offset, out Surface surface)
| Type | Name | Description |
|---|---|---|
| RectL | updateRect | |
| Point2L | offset | |
| Surface | surface |
| Type | Description |
|---|---|
| HResult |