private static IDXGISwapChain3 CreateSwapChain(GraphicsDevice device, PresentationParameters presentationParameters, IntPtr windowHandle)
{
SwapChainDescription1 swapChainDescription = new SwapChainDescription1
{
Width = presentationParameters.BackBufferWidth,
Height = presentationParameters.BackBufferHeight,
SampleDescription = new SampleDescription(1, 0),
Stereo = presentationParameters.Stereo,
Usage = Usage.RenderTargetOutput,
BufferCount = BufferCount,
Scaling = Scaling.Stretch,
SwapEffect = SwapEffect.FlipSequential,
Format = (Format)presentationParameters.BackBufferFormat,
Flags = SwapChainFlags.None,
AlphaMode = AlphaMode.Unspecified
};
DXGI.CreateDXGIFactory2(false, out IDXGIFactory2 factory);
using IDXGISwapChain1 tempSwapChain = factory.CreateSwapChainForHwnd(device.NativeDirectCommandQueue, windowHandle, swapChainDescription);
factory.Dispose();
return(tempSwapChain.QueryInterface <IDXGISwapChain3>());
}
private static IDXGISwapChain3 CreateSwapChain(GraphicsDevice device, PresentationParameters presentationParameters, SwapChainPanel swapChainPanel)
{
SwapChainDescription1 swapChainDescription = new SwapChainDescription1
{
Width = presentationParameters.BackBufferWidth,
Height = presentationParameters.BackBufferHeight,
SampleDescription = new Vortice.DXGI.SampleDescription(1, 0),
Stereo = presentationParameters.Stereo,
Usage = Usage.RenderTargetOutput,
BufferCount = BufferCount,
Scaling = Scaling.Stretch,
SwapEffect = SwapEffect.FlipSequential,
Format = (Format)presentationParameters.BackBufferFormat.ToNonSRgb(),
Flags = SwapChainFlags.None,
AlphaMode = AlphaMode.Unspecified
};
swapChainDescription.AlphaMode = AlphaMode.Premultiplied;
DXGI.CreateDXGIFactory2(false, out IDXGIFactory2 factory);
Direct3DInterop.ISwapChainPanelNative nativePanel = (Direct3DInterop.ISwapChainPanelNative)swapChainPanel;
using IDXGISwapChain1 tempSwapChain = factory.CreateSwapChainForComposition(device.DirectCommandQueue.NativeCommandQueue, swapChainDescription);
factory.Dispose();
IDXGISwapChain3 swapChain = tempSwapChain.QueryInterface <IDXGISwapChain3>();
nativePanel.SetSwapChain(swapChain.NativePointer);
swapChain.MatrixTransform = new Matrix3x2
{
M11 = 1.0f / swapChainPanel.CompositionScaleX,
M22 = 1.0f / swapChainPanel.CompositionScaleY
};
return(swapChain);
}
public CoreWindowSwapChainGraphicsPresenter(GraphicsDevice device, PresentationParameters presentationParameters, CoreWindow coreWindow)
: base(device, presentationParameters, CreateSwapChain(device, presentationParameters, coreWindow))
{
this.coreWindow = coreWindow;
}
public XamlSwapChainGraphicsPresenter(GraphicsDevice device, PresentationParameters presentationParameters, SwapChainPanel swapChainPanel)
: base(device, presentationParameters, CreateSwapChain(device, presentationParameters, swapChainPanel))
{
this.swapChainPanel = swapChainPanel;
}
public HwndSwapChainGraphicsPresenter(GraphicsDevice device, PresentationParameters presentationParameters, IntPtr windowHandle)
: base(device, presentationParameters, CreateSwapChain(device, presentationParameters, windowHandle))
{
this.windowHandle = windowHandle;
}