Gets the width of the D3DImage, in pixels.
Assembly: PresentationCore (in PresentationCore.dll)
The value of can change when a new back buffer is assigned by a call to the SetBackBuffer method.
The following code example shows how to use the property to specify the changed region in the back buffer. For more information, see Walkthrough: Hosting Direct3D9 Content in WPF.
d3dimg.Lock(); // Repeatedly calling SetBackBuffer with the same IntPtr is // a no-op. There is no performance penalty. d3dimg.SetBackBuffer(D3DResourceType.IDirect3DSurface9, pSurface); HRESULT.Check(Render()); d3dimg.AddDirtyRect(new Int32Rect(0, 0, d3dimg.PixelWidth, d3dimg.PixelHeight)); d3dimg.Unlock();
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.