81bcc22032
- fixed PlatformSystem.Metro (untested) - fixed project files of ANX.InputDevices.Windows.ModernUI - fixed a small issue in ANX.Framework's generic PlatformSystem implementation
126 lines
3.3 KiB
C#
126 lines
3.3 KiB
C#
using System;
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using SharpDX;
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using SharpDX.Direct3D11;
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using SharpDX.DXGI;
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using ANX.Framework.NonXNA.PlatformSystem;
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using ANX.PlatformSystem.Metro;
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// This file is part of the ANX.Framework created by the
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// "ANX.Framework developer group" and released under the Ms-PL license.
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// For details see: http://anxframework.codeplex.com/license
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using PresentationParameters = ANX.Framework.Graphics.PresentationParameters;
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namespace ANX.RenderSystem.Windows.Metro
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{
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internal class SwapChainMetro : IDisposable
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{
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#region Private
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private SwapChain1 swapChain;
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private NativeDxDevice graphicsDevice;
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private PresentationParameters presentationParameters;
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private PresentParameters presentParameters;
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#endregion
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#region Constructor
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public SwapChainMetro(NativeDxDevice setGraphicsDevice,
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PresentationParameters presentationParameters)
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{
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graphicsDevice = setGraphicsDevice;
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this.presentationParameters = presentationParameters;
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presentParameters = new PresentParameters();
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}
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#endregion
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#region CreateTexture
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public Texture2D CreateTexture()
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{
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return Texture2D.FromSwapChain<Texture2D>(swapChain, 0);
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}
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#endregion
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#region ResizeOrCreate
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public void ResizeOrCreate(PresentationParameters presentationParameters)
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{
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this.presentationParameters = presentationParameters;
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if (swapChain != null)
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Resize();
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else
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Create();
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}
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#endregion
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#region Resize
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private void Resize()
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{
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swapChain.ResizeBuffers(2, presentationParameters.BackBufferWidth,
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presentationParameters.BackBufferHeight,
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FormatConverter.Translate(presentationParameters.BackBufferFormat),
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SwapChainFlags.None);
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}
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#endregion
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#region Create
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private void Create()
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{
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var desc = CreateSwapChainDescription();
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using (var dxgiDevice2 = graphicsDevice.NativeDevice.QueryInterface<Device2>())
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{
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var dxgiAdapter = dxgiDevice2.Adapter;
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var dxgiFactory2 = dxgiAdapter.GetParent<Factory2>();
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//TODO: try to remove the direct dependency to the platform system
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WindowsGameWindow gameWindow = (WindowsGameHost.Instance.Window as WindowsGameWindow);
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var comWindow = new ComObject(gameWindow.Form);
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swapChain = dxgiFactory2.CreateSwapChainForCoreWindow(graphicsDevice.NativeDevice,
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comWindow, ref desc, null);
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dxgiDevice2.MaximumFrameLatency = 1;
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}
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}
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#endregion
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#region CreateSwapChainDescription
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private SwapChainDescription1 CreateSwapChainDescription()
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{
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return new SwapChainDescription1()
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{
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Width = presentationParameters.BackBufferWidth,
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Height = presentationParameters.BackBufferHeight,
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Format = FormatConverter.Translate(presentationParameters.BackBufferFormat),
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Stereo = false,
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SampleDescription = new SampleDescription(1, 0),
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Usage = Usage.RenderTargetOutput,
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BufferCount = 2,
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Scaling = Scaling.None,
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SwapEffect = SwapEffect.FlipSequential,
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};
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}
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#endregion
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#region Present
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public void Present(int interval)
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{
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if (swapChain == null)
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ResizeOrCreate(presentationParameters);
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swapChain.Present(interval, PresentFlags.None, presentParameters);
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}
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#endregion
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#region Dispose
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public void Dispose()
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{
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if (swapChain != null)
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{
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swapChain.Dispose();
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swapChain = null;
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}
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}
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#endregion
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}
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}
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