564 lines
21 KiB
C#
564 lines
21 KiB
C#
#region Using Statements
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using System;
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using ANX.Framework;
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using ANX.Framework.Graphics;
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using ANX.Framework.NonXNA;
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using SharpDX.D3DCompiler;
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using SharpDX.DXGI;
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#endregion
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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 Dx10 = SharpDX.Direct3D10;
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namespace ANX.RenderSystem.Windows.DX10
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{
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public partial class GraphicsDeviceDX : INativeGraphicsDevice
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{
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#region Private
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private Dx10.Device nativeDevice;
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private Dx10.RenderTargetView renderView;
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private Dx10.RenderTargetView[] renderTargetView = new Dx10.RenderTargetView[1];
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private Dx10.DepthStencilView depthStencilView;
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private Dx10.Texture2D depthStencilBuffer;
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private Dx10.Texture2D backBuffer;
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internal EffectDX currentEffect;
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private Dx10.Viewport currentViewport;
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#endregion
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#region CreateDevice
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protected void CreateDevice(PresentationParameters presentationParameters)
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{
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var desc = new SwapChainDescription()
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{
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BufferCount = 1,
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ModeDescription = new ModeDescription(presentationParameters.BackBufferWidth,
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presentationParameters.BackBufferHeight, new Rational(60, 1),
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DxFormatConverter.Translate(presentationParameters.BackBufferFormat)),
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IsWindowed = true,
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OutputHandle = presentationParameters.DeviceWindowHandle,
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SampleDescription = new SampleDescription(1, 0),
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SwapEffect = SwapEffect.Discard,
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Usage = Usage.RenderTargetOutput
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};
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// http://msdn.microsoft.com/en-us/library/windows/desktop/bb205068(v=vs.85).aspx
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var flags = IsDebugMode ? Dx10.DeviceCreationFlags.Debug : Dx10.DeviceCreationFlags.None;
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Dx10.Device.CreateWithSwapChain(Dx10.DriverType.Hardware, flags, desc, out nativeDevice, out swapChain);
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}
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#endregion
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#region CreateRenderView
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protected void CreateRenderView()
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{
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backBuffer = Dx10.Texture2D.FromSwapChain<Dx10.Texture2D>(swapChain, 0);
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renderView = new Dx10.RenderTargetView(nativeDevice, backBuffer);
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}
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#endregion
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#region CreateDepthStencilBuffer
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protected void CreateDepthStencilBuffer(Format depthFormat)
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{
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if (this.depthStencilBuffer != null &&
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this.depthStencilBuffer.Description.Format == depthFormat &&
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this.depthStencilBuffer.Description.Width == this.backBuffer.Description.Width &&
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this.depthStencilBuffer.Description.Height == this.backBuffer.Description.Height)
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{
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// a DepthStencilBuffer with the right format and the right size already exists -> nothing to do
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return;
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}
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if (this.depthStencilView != null)
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{
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this.depthStencilView.Dispose();
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this.depthStencilView = null;
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}
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if (this.depthStencilBuffer != null)
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{
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this.depthStencilBuffer.Dispose();
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this.depthStencilBuffer = null;
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}
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if (depthFormat == Format.Unknown)
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{
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// no DepthStencilBuffer to create... Old one was disposed already...
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return;
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}
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var depthStencilViewDesc = new Dx10.DepthStencilViewDescription()
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{
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Format = depthFormat,
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};
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var depthStencilTextureDesc = new Dx10.Texture2DDescription()
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{
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Width = this.backBuffer.Description.Width,
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Height = this.backBuffer.Description.Height,
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MipLevels = 1,
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ArraySize = 1,
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Format = depthFormat,
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SampleDescription = new SampleDescription(1, 0),
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Usage = Dx10.ResourceUsage.Default,
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BindFlags = Dx10.BindFlags.DepthStencil,
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CpuAccessFlags = Dx10.CpuAccessFlags.None,
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OptionFlags = Dx10.ResourceOptionFlags.None
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};
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this.depthStencilBuffer = new Dx10.Texture2D(nativeDevice, depthStencilTextureDesc);
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this.depthStencilView = new Dx10.DepthStencilView(nativeDevice, this.depthStencilBuffer);
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// this workaround is working but maybe not the best solution to issue #472
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Clear(ClearOptions.DepthBuffer | ClearOptions.Stencil, Vector4.Zero, 1.0f, 0);
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}
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#endregion
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#region Clear
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public void Clear(ref Color color)
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{
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UpdateClearColorIfNeeded(ref color);
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if (this.renderTargetView[0] == null)
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nativeDevice.ClearRenderTargetView(this.renderView, this.clearColor);
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else
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{
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for (int i = 0; i < this.renderTargetView.Length; i++)
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{
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if (this.renderTargetView[i] == null)
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{
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break;
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}
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nativeDevice.ClearRenderTargetView(this.renderTargetView[i], this.clearColor);
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}
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}
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}
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public void Clear(ClearOptions options, Vector4 color, float depth, int stencil)
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{
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if ((options & ClearOptions.Target) == ClearOptions.Target)
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{
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// Clear a RenderTarget (or BackBuffer)
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this.clearColor.Red = color.X;
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this.clearColor.Green = color.Y;
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this.clearColor.Blue = color.Z;
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this.clearColor.Alpha = color.W;
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this.lastClearColor = 0;
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if (this.renderTargetView[0] == null)
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{
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nativeDevice.ClearRenderTargetView(this.renderView, this.clearColor);
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}
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else
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{
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for (int i = 0; i < this.renderTargetView.Length; i++)
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{
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if (this.renderTargetView[i] == null)
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break;
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nativeDevice.ClearRenderTargetView(this.renderTargetView[i], this.clearColor);
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}
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}
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}
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if (this.depthStencilView != null)
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{
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if ((options | ClearOptions.Stencil | ClearOptions.DepthBuffer) == options)
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{
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// Clear the stencil buffer
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nativeDevice.ClearDepthStencilView(this.depthStencilView, Dx10.DepthStencilClearFlags.Depth |
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Dx10.DepthStencilClearFlags.Stencil, depth, (byte)stencil);
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}
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else if ((options | ClearOptions.Stencil) == options)
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{
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nativeDevice.ClearDepthStencilView(this.depthStencilView, Dx10.DepthStencilClearFlags.Stencil, depth,
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(byte)stencil);
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}
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else
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{
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nativeDevice.ClearDepthStencilView(this.depthStencilView, Dx10.DepthStencilClearFlags.Depth, depth,
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(byte)stencil);
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}
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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()
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{
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swapChain.Present(VSync ? 1 : 0, PresentFlags.None);
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}
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#endregion
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#region DrawIndexedPrimitives
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public void DrawIndexedPrimitives(PrimitiveType primitiveType, int baseVertex, int minVertexIndex, int numVertices,
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int startIndex, int primitiveCount)
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{
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Dx10.EffectTechnique technique = SetupEffectForDraw();
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int vertexCount = DxFormatConverter.CalculateVertexCount(primitiveType, primitiveCount);
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nativeDevice.InputAssembler.PrimitiveTopology = DxFormatConverter.Translate(primitiveType);
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nativeDevice.Rasterizer.SetViewports(currentViewport);
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nativeDevice.OutputMerger.SetTargets(this.depthStencilView, this.renderView);
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for (int i = 0; i < technique.Description.PassCount; ++i)
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{
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technique.GetPassByIndex(i).Apply();
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nativeDevice.DrawIndexed(vertexCount, startIndex, baseVertex);
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}
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//nativeDevice.InputAssembler.InputLayout.Dispose();
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//nativeDevice.InputAssembler.InputLayout = null;
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}
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#endregion
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#region DrawPrimitives
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public void DrawPrimitives(PrimitiveType primitiveType, int vertexOffset, int primitiveCount)
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{
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Dx10.EffectTechnique technique = SetupEffectForDraw();
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nativeDevice.InputAssembler.PrimitiveTopology = DxFormatConverter.Translate(primitiveType);
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nativeDevice.Rasterizer.SetViewports(currentViewport);
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nativeDevice.OutputMerger.SetTargets(this.depthStencilView, this.renderView);
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for (int i = 0; i < technique.Description.PassCount; ++i)
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{
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technique.GetPassByIndex(i).Apply();
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nativeDevice.Draw(primitiveCount, vertexOffset);
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}
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nativeDevice.InputAssembler.InputLayout.Dispose();
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nativeDevice.InputAssembler.InputLayout = null;
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}
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#endregion
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#region DrawInstancedPrimitives
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public void DrawInstancedPrimitives(PrimitiveType primitiveType, int baseVertex, int minVertexIndex, int numVertices,
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int startIndex, int primitiveCount, int instanceCount)
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{
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nativeDevice.DrawIndexedInstanced(numVertices, instanceCount, startIndex, baseVertex, 0);
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}
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#endregion
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#region DrawUserIndexedPrimitives<T>
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public void DrawUserIndexedPrimitives<T>(PrimitiveType primitiveType, T[] vertexData, int vertexOffset, int numVertices,
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Array indexData, int indexOffset, int primitiveCount, VertexDeclaration vertexDeclaration,
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IndexElementSize indexFormat) where T : struct, IVertexType
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{
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int vertexCount = vertexData.Length;
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int indexCount = indexData.Length;
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DxVertexBuffer vb10 = new DxVertexBuffer(nativeDevice, vertexDeclaration, vertexCount, BufferUsage.None);
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vb10.SetData<T>(null, vertexData);
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Dx10.VertexBufferBinding nativeVertexBufferBindings = new Dx10.VertexBufferBinding(vb10.NativeBuffer,
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vertexDeclaration.VertexStride, 0);
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nativeDevice.InputAssembler.SetVertexBuffers(0, nativeVertexBufferBindings);
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DxIndexBuffer idx10 = new DxIndexBuffer(nativeDevice, indexFormat, indexCount, BufferUsage.None);
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IndexElementSize indexElementSize;
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if (indexData.GetType() == typeof(Int16[]))
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{
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idx10.SetData<short>(null, (short[])indexData);
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indexElementSize = IndexElementSize.SixteenBits;
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}
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else
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{
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idx10.SetData<int>(null, (int[])indexData);
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indexElementSize = IndexElementSize.ThirtyTwoBits;
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}
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nativeDevice.InputAssembler.SetIndexBuffer(idx10.NativeBuffer, DxFormatConverter.Translate(indexElementSize), 0);
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DrawIndexedPrimitives(primitiveType, 0, vertexOffset, numVertices, indexOffset, primitiveCount);
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}
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#endregion
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#region DrawUserPrimitives<T>
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public void DrawUserPrimitives<T>(PrimitiveType primitiveType, T[] vertexData, int vertexOffset, int primitiveCount,
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VertexDeclaration vertexDeclaration) where T : struct, IVertexType
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{
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int vertexCount = vertexData.Length;
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DxVertexBuffer vb10 = new DxVertexBuffer(nativeDevice, vertexDeclaration, vertexCount, BufferUsage.None);
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vb10.SetData<T>(null, vertexData);
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Dx10.VertexBufferBinding nativeVertexBufferBindings = new Dx10.VertexBufferBinding(vb10.NativeBuffer,
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vertexDeclaration.VertexStride, 0);
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nativeDevice.InputAssembler.SetVertexBuffers(0, nativeVertexBufferBindings);
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//TODO: check for currentEffect null and throw exception
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// TODO: check for null's and throw exceptions
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// TODO: get the correct pass index!
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var technique = currentEffect.GetCurrentTechnique().NativeTechnique;
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var pass = technique.GetPassByIndex(0);
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var layout = CreateInputLayout(nativeDevice, pass.Description.Signature, vertexDeclaration);
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nativeDevice.InputAssembler.InputLayout = layout;
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// Prepare All the stages
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nativeDevice.InputAssembler.PrimitiveTopology = DxFormatConverter.Translate(primitiveType);
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nativeDevice.Rasterizer.SetViewports(currentViewport);
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//device.OutputMerger.SetTargets(this.depthStencilView, this.renderView);
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for (int i = 0; i < technique.Description.PassCount; ++i)
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{
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pass.Apply();
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nativeDevice.Draw(primitiveCount, vertexOffset);
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}
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nativeDevice.InputAssembler.InputLayout.Dispose();
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nativeDevice.InputAssembler.InputLayout = null;
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}
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#endregion
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#region SetupEffectForDraw
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private Dx10.EffectTechnique SetupEffectForDraw()
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{
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//TODO: check for currentEffect null and throw exception
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// TODO: check for null's and throw exceptions
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// TODO: get the correct pass index!
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var technique = currentEffect.GetCurrentTechnique().NativeTechnique;
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var pass = technique.GetPassByIndex(0);
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SetupInputLayout(pass.Description.Signature);
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return technique;
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}
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#endregion
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#region SetupInputLayout
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private void SetupInputLayout(ShaderBytecode passSignature)
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{
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if (currentVertexBuffer == null)
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throw new ArgumentNullException("passSignature");
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VertexDeclaration vertexDeclaration = currentVertexBuffer.VertexDeclaration;
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var layout = CreateInputLayout(nativeDevice, passSignature, vertexDeclaration);
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nativeDevice.InputAssembler.InputLayout = layout;
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}
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#endregion
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#region SetIndexBuffer
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public void SetIndexBuffer(IndexBuffer indexBuffer)
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{
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if (indexBuffer == null)
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throw new ArgumentNullException("indexBuffer");
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this.currentIndexBuffer = indexBuffer;
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DxIndexBuffer nativeIndexBuffer = indexBuffer.NativeIndexBuffer as DxIndexBuffer;
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if (nativeIndexBuffer != null)
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{
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nativeDevice.InputAssembler.SetIndexBuffer(nativeIndexBuffer.NativeBuffer,
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DxFormatConverter.Translate(indexBuffer.IndexElementSize), 0);
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}
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else
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{
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throw new Exception("couldn't fetch native DirectX10 IndexBuffer");
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}
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}
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#endregion
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#region SetVertexBuffers
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public void SetVertexBuffers(VertexBufferBinding[] vertexBuffers)
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{
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if (vertexBuffers == null)
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throw new ArgumentNullException("vertexBuffers");
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this.currentVertexBuffer = vertexBuffers[0].VertexBuffer; //TODO: hmmmmm, not nice :-)
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Dx10.VertexBufferBinding[] nativeVertexBufferBindings =
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new Dx10.VertexBufferBinding[vertexBuffers.Length];
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for (int i = 0; i < vertexBuffers.Length; i++)
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{
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ANX.Framework.Graphics.VertexBufferBinding anxVertexBufferBinding = vertexBuffers[i];
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var nativeVertexBuffer = anxVertexBufferBinding.VertexBuffer.NativeVertexBuffer as DxVertexBuffer;
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if (nativeVertexBuffer != null)
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{
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int vertexStride = anxVertexBufferBinding.VertexBuffer.VertexDeclaration.VertexStride;
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nativeVertexBufferBindings[i] = new Dx10.VertexBufferBinding(nativeVertexBuffer.NativeBuffer, vertexStride, anxVertexBufferBinding.VertexOffset * vertexStride);
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}
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else
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{
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throw new Exception("couldn't fetch native DirectX10 VertexBuffer");
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}
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}
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nativeDevice.InputAssembler.SetVertexBuffers(0, nativeVertexBufferBindings);
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}
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#endregion
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#region SetViewport
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protected void SetViewport(int x, int y, int width, int height, float minDepth, float maxDepth)
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{
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currentViewport = new Dx10.Viewport(x, y, width, height, minDepth, maxDepth);
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}
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#endregion
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#region CreateInputLayout
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/// <summary>
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/// This method creates a InputLayout which is needed by DirectX 10 for rendering primitives.
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/// The VertexDeclaration of ANX/XNA needs to be mapped to the DirectX 10 types.
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/// </summary>
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private Dx10.InputLayout CreateInputLayout(Dx10.Device device, ShaderBytecode passSignature,
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VertexDeclaration vertexDeclaration)
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{
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VertexElement[] vertexElements = vertexDeclaration.GetVertexElements();
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int elementCount = vertexElements.Length;
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var inputElements = new Dx10.InputElement[elementCount];
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for (int i = 0; i < elementCount; i++)
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inputElements[i] = CreateInputElementFromVertexElement(vertexElements[i]);
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return new Dx10.InputLayout(device, passSignature, inputElements);
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}
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#endregion
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#region CreateInputElementFromVertexElement
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private Dx10.InputElement CreateInputElementFromVertexElement(VertexElement vertexElement)
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{
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string elementName = DxFormatConverter.Translate(ref vertexElement);
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Format elementFormat = DxFormatConverter.ConvertVertexElementFormat(vertexElement.VertexElementFormat);
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return new Dx10.InputElement(elementName, vertexElement.UsageIndex, elementFormat, vertexElement.Offset, 0);
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}
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#endregion
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#region SetRenderTargets
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public void SetRenderTargets(params RenderTargetBinding[] renderTargets)
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{
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if (renderTargets == null)
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{
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// reset the RenderTarget to backbuffer
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for (int i = 0; i < renderTargetView.Length; i++)
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{
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if (renderTargetView[i] != null)
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{
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renderTargetView[i].Dispose();
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renderTargetView[i] = null;
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}
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}
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nativeDevice.OutputMerger.SetRenderTargets(1, new Dx10.RenderTargetView[] { this.renderView },
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this.depthStencilView);
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nativeDevice.OutputMerger.SetTargets(this.depthStencilView, this.renderView);
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}
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else
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{
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int renderTargetCount = renderTargets.Length;
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if (this.renderTargetView.Length != renderTargetCount)
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{
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for (int i = 0; i < renderTargetView.Length; i++)
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{
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if (renderTargetView[i] != null)
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{
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renderTargetView[i].Dispose();
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renderTargetView[i] = null;
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}
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}
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this.renderTargetView = new Dx10.RenderTargetView[renderTargetCount];
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}
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for (int i = 0; i < renderTargetCount; i++)
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{
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RenderTarget2D renderTarget = renderTargets[i].RenderTarget as RenderTarget2D;
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if (renderTarget != null)
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{
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RenderTarget2D_DX10 nativeRenderTarget = renderTarget.NativeRenderTarget as RenderTarget2D_DX10;
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if (renderTargetView[i] != null)
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renderTargetView[i].Dispose();
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renderTargetView[i] = new Dx10.RenderTargetView(nativeDevice,
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((DxTexture2D)nativeRenderTarget).NativeShaderResourceView.Resource);
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}
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}
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nativeDevice.OutputMerger.SetRenderTargets(renderTargetCount, renderTargetView, this.depthStencilView);
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nativeDevice.OutputMerger.SetTargets(this.depthStencilView, this.renderTargetView);
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//if (renderTargets.Length == 1)
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//{
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// RenderTarget2D renderTarget = renderTargets[0].RenderTarget as RenderTarget2D;
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// RenderTarget2D_DX10 nativeRenderTarget = renderTarget.NativeRenderTarget as RenderTarget2D_DX10;
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// if (renderTarget != null)
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// {
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// if (renderTargetView != null)
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// {
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// renderTargetView.Dispose();
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// renderTargetView = null;
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// }
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// this.renderTargetView = new RenderTargetView(device, ((Texture2D_DX10)nativeRenderTarget).NativeShaderResourceView.Resource);
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// DepthStencilView depthStencilView = null;
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// device.OutputMerger.SetRenderTargets(1, new RenderTargetView[] { this.renderTargetView }, depthStencilView);
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// }
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//}
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//else
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//{
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// throw new NotImplementedException("handling of multiple RenderTargets are not yet implemented");
|
|
//}
|
|
}
|
|
}
|
|
#endregion
|
|
|
|
#region DisposeRenderView
|
|
protected void DisposeRenderView()
|
|
{
|
|
renderView.Dispose();
|
|
renderView = null;
|
|
|
|
backBuffer.Dispose();
|
|
backBuffer = null;
|
|
}
|
|
#endregion
|
|
|
|
#region Dispose
|
|
public void Dispose()
|
|
{
|
|
for (int i = 0; i < renderTargetView.Length; i++)
|
|
{
|
|
if (renderTargetView[i] != null)
|
|
{
|
|
renderTargetView[i].Dispose();
|
|
renderTargetView[i] = null;
|
|
}
|
|
}
|
|
|
|
if (swapChain != null)
|
|
{
|
|
DisposeRenderView();
|
|
|
|
swapChain.Dispose();
|
|
swapChain = null;
|
|
}
|
|
|
|
if (this.depthStencilView != null)
|
|
{
|
|
this.depthStencilBuffer.Dispose();
|
|
this.depthStencilBuffer = null;
|
|
|
|
this.depthStencilView.Dispose();
|
|
this.depthStencilView = null;
|
|
}
|
|
|
|
//TODO: dispose everything else
|
|
}
|
|
#endregion
|
|
|
|
internal Dx10.Device NativeDevice
|
|
{
|
|
get
|
|
{
|
|
return this.nativeDevice;
|
|
}
|
|
}
|
|
}
|
|
}
|