internal static void DisposeSwapChain(ref SwapChainComponent com)
{
com.backbuffer.Dispose();
com.depthbuffer.Dispose();
com.TargetView.Dispose();
com.StencilView.Dispose();
com.Bitmap.Dispose();
com.swapChain.Dispose();
}
public SwapChain(double width, double height)
{
Width = width;
Height = height;
com = new SwapChainComponent();
com.panel = this;
com.dpi = DisplayInformation.GetForCurrentView().LogicalDpi;
DX_Core.CreateD3DInstance(ref com);
DX_Child = new List <UIElement>();
this.PointerPressed += PointerOperation;
this.PointerMoved += PointerOperation;
this.PointerReleased += PointerOperation;
this.PointerEntered += PointerOperation;
this.PointerExited += PointerOperation;
this.PointerWheelChanged += PointerOperation;
var bp = new D2D1.BitmapProperties1(
new D2D1.PixelFormat(Dxgi.Format.B8G8R8A8_UNorm, D2D1.AlphaMode.Premultiplied),
com.dpi, com.dpi, D2D1.BitmapOptions.Target);
lock (DX_Core.D2D)
BitmapBuffer = new D2D1.Bitmap1(DX_Core.D2D.d2dContext, new Size2((int)width, (int)height), bp);
ThreadManage.StartLoop(this);
}
/// <summary>
/// main thread
/// </summary>
/// <param name="panel"></param>
/// <param name="dpi"></param>
internal static void CreateD3DInstance(ref SwapChainComponent com)
{
int width = (int)com.panel.Width;
int height = (int)com.panel.Height;
dpi = (int)com.dpi;
com.port = new Viewport(0, 0, width, height, 0, 1);
D2D.d3dContext.Rasterizer.SetViewport(com.port);
var multisampleDesc = new Dxgi.SampleDescription(1, 0);
var desc = new Dxgi.SwapChainDescription1()
{
// Automatic sizing
AlphaMode = Dxgi.AlphaMode.Premultiplied,
Width = width,
Height = height,
Format = Dxgi.Format.B8G8R8A8_UNorm,
Stereo = false,
SampleDescription = multisampleDesc,
Usage = Dxgi.Usage.RenderTargetOutput,
BufferCount = 2,
SwapEffect = Dxgi.SwapEffect.FlipSequential,
Scaling = Dxgi.Scaling.Stretch
};
using (var dxgiDevice2 = D2D.d3dDevice.QueryInterface <Dxgi.Device2>())
using (var dxgiAdapter = dxgiDevice2.Adapter)
using (var dxgiFactory2 = dxgiAdapter.GetParent <Dxgi.Factory2>())
using (com.NativePanel = ComObject.As <Dxgi.ISwapChainPanelNative>(com.panel))
{
com.swapChain = new Dxgi.SwapChain1(dxgiFactory2, dxgiDevice2, ref desc, null);
com.NativePanel.SwapChain = com.swapChain;
dxgiDevice2.MaximumFrameLatency = 1;
}
using (com.backbuffer = D3D11.Texture2D.FromSwapChain <D3D11.Texture2D>(com.swapChain, 0))
com.TargetView = new D3D11.RenderTargetView(D2D.d3dDevice, com.backbuffer);
using (com.depthbuffer = new D3D11.Texture2D(D2D.d3dDevice, new D3D11.Texture2DDescription()
{
Format = Dxgi.Format.D24_UNorm_S8_UInt,
ArraySize = 1,
MipLevels = 1,
Width = width,
Height = height,
SampleDescription = multisampleDesc,
Usage = D3D11.ResourceUsage.Default,
BindFlags = D3D11.BindFlags.DepthStencil,
}))
com.StencilView = new D3D11.DepthStencilView(D2D.d3dDevice, com.depthbuffer);
D2D.d3dContext.OutputMerger.SetTargets(com.StencilView, com.TargetView);
var bitmapProperties = new D2D1.BitmapProperties1(
new D2D1.PixelFormat(Dxgi.Format.B8G8R8A8_UNorm, D2D1.AlphaMode.Premultiplied),
com.dpi, com.dpi,
D2D1.BitmapOptions.Target | D2D1.BitmapOptions.CannotDraw);
using (var dxgiBackBuffer = com.swapChain.GetBackBuffer <Dxgi.Surface>(0))
{
com.Bitmap = new D2D1.Bitmap1(D2D.d2dContext, dxgiBackBuffer, bitmapProperties);
}
D2D.d2dContext.Target = com.Bitmap;
D2D.d2dContext.TextAntialiasMode = D2D1.TextAntialiasMode.Cleartype;
}
