public static SharpDX.Direct3D11.BlendState GetBlendState(Device d,params BlendStyle[] targets)
{
BlendStateDescription bsd = new BlendStateDescription();
for (int i = 0; i < targets.Length; i++)
{
if (i < bsd.RenderTarget.Length)
{
switch(targets[i])
{
case BlendStyle.AlphaBlend:
bsd.RenderTarget[i] = AlphaBlendDescription;
break;
case BlendStyle.Overwrite:
bsd.RenderTarget[i] = OverwriteBlendDescription;
break;
case BlendStyle.Disabled:
bsd.RenderTarget[i] = DisabledBlendDescription;
break;
default:
throw new ArgumentException("Unknown Blend Style " + targets[i].ToString());
}
}
else break;
}
return new BlendState(d, bsd);
}
/// <summary>
/// Initializes a new instance of the <see cref="BlendState" /> class.
/// </summary>
/// <param name="device">The device local.</param>
/// <param name="description">The description.</param>
/// <param name="blendFactor">The blend factor.</param>
/// <param name="mask">The mask.</param>
private BlendState(GraphicsDevice device, BlendStateDescription description, Color4 blendFactor, int mask) : base(device)
{
Description = description;
BlendFactor = blendFactor;
MultiSampleMask = mask;
Initialize(new Direct3D11.BlendState(GraphicsDevice, Description));
}
public BlendState(bool blendEnabled,
BlendOperation blendOperation, BlendOperation alphaBlendOperation,
BlendOption sourceBlend, BlendOption destinationBlend,
BlendOption sourceAlphhaBlend, BlendOption destinationAlphaBlend)
{
RenderTargetBlendDescription targetDesc = new RenderTargetBlendDescription()
{
AlphaBlendOperation = alphaBlendOperation,
BlendOperation = blendOperation,
DestinationAlphaBlend = destinationAlphaBlend,
SourceAlphaBlend = sourceAlphhaBlend,
SourceBlend = sourceBlend,
DestinationBlend = destinationBlend,
IsBlendEnabled = blendEnabled,
RenderTargetWriteMask = ColorWriteMaskFlags.All
};
BlendStateDescription desc = new BlendStateDescription()
{
IndependentBlendEnable = false,
};
desc.RenderTarget[0] = targetDesc;
NativeBlendState = new SharpDX.Direct3D11.BlendState(GraphicManager.Device, desc);
}
/// <summary>
/// Creates a new ApertureComposer instance.
/// </summary>
/// <param name="device">The graphics device.</param>
public ApertureComposer(Device device)
{
BlendStateDescription description = new BlendStateDescription()
{
AlphaToCoverageEnable = false,
IndependentBlendEnable = false,
};
description.RenderTarget[0] = new RenderTargetBlendDescription()
{
IsBlendEnabled = true,
SourceBlend = BlendOption.Zero,
DestinationBlend = BlendOption.SourceColor,
BlendOperation = BlendOperation.Add,
SourceAlphaBlend = BlendOption.Zero,
DestinationAlphaBlend = BlendOption.Zero,
AlphaBlendOperation = BlendOperation.Add,
RenderTargetWriteMask = ColorWriteMaskFlags.Red,
};
blendState = new BlendState(device, description);
// Instantiate all layers here
layers.Add(new StructuralLayer());
}
/// <summary>
/// Initializes a new instance of the <see cref="BlendState" /> class.
/// </summary>
/// <param name="device">The device local.</param>
/// <param name="nativeState">State of the native.</param>
/// <param name="blendFactor">The blend factor.</param>
/// <param name="mask">The mask.</param>
private BlendState(GraphicsDevice device, Direct3D11.BlendState nativeState, Color4 blendFactor, int mask) : base(device)
{
Description = nativeState.Description;
BlendFactor = blendFactor;
MultiSampleMask = mask;
Initialize(nativeState);
}
/// <summary>
/// Clones this instance.
/// </summary>
/// <returns>A copy of this instance.</returns>
/// <remarks>
/// Because this structure contains an array, it is not possible to modify it without making an explicit clone method.
/// </remarks>
public BlendStateDescription Clone()
{
var description = new BlendStateDescription {AlphaToCoverageEnable = AlphaToCoverageEnable, IndependentBlendEnable = IndependentBlendEnable};
var sourceRenderTargets = RenderTarget;
var destRenderTargets = description.RenderTarget;
for (int i = 0; i < sourceRenderTargets.Length; i++)
destRenderTargets[i] = sourceRenderTargets[i];
return description;
}
public static D3D.BlendState CreateBlendState(this D3D.Device device)
{
var blendDesc = new D3D.BlendStateDescription();
blendDesc.RenderTarget[0].IsBlendEnabled = true;
blendDesc.RenderTarget[0].SourceBlend = D3D.BlendOption.SourceAlpha;
blendDesc.RenderTarget[0].DestinationBlend = D3D.BlendOption.InverseSourceAlpha;
blendDesc.RenderTarget[0].BlendOperation = D3D.BlendOperation.Add;
blendDesc.RenderTarget[0].SourceAlphaBlend = D3D.BlendOption.One;
blendDesc.RenderTarget[0].DestinationAlphaBlend = D3D.BlendOption.Zero;
blendDesc.RenderTarget[0].AlphaBlendOperation = D3D.BlendOperation.Add;
blendDesc.RenderTarget[0].RenderTargetWriteMask = D3D.ColorWriteMaskFlags.All;
return(new D3D.BlendState(device, blendDesc));
}
protected static BlendStateDescription GetBlendStateDescription(
BlendOption source = BlendOption.SourceAlpha,
BlendOption destination = BlendOption.InverseSourceAlpha)
{
var description = new BlendStateDescription();
description.RenderTarget[0].IsBlendEnabled = (source != BlendOption.One) ||
(destination != BlendOption.Zero);
description.RenderTarget[0].SourceBlend =
description.RenderTarget[0].SourceAlphaBlend = source;
description.RenderTarget[0].DestinationBlend =
description.RenderTarget[0].DestinationAlphaBlend = destination;
description.RenderTarget[0].BlendOperation =
description.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
description.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
return description;
}
static void InitializeBlendStates()
{
BlendStateDescription desc = new BlendStateDescription();
desc.RenderTarget[0].IsBlendEnabled = true;
desc.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
desc.RenderTarget[0].BlendOperation = BlendOperation.Add;
desc.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
desc.RenderTarget[0].DestinationBlend = BlendOption.InverseSourceAlpha;
desc.RenderTarget[0].DestinationAlphaBlend = BlendOption.InverseSourceAlpha;
desc.RenderTarget[0].SourceBlend = BlendOption.SourceAlpha;
desc.RenderTarget[0].SourceAlphaBlend = BlendOption.SourceAlpha;
BlendGui = MyPipelineStates.CreateBlendState(desc);
desc.RenderTarget[0].IsBlendEnabled = true;
desc.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
desc.RenderTarget[0].BlendOperation = BlendOperation.Add;
desc.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
desc.RenderTarget[0].DestinationBlend = BlendOption.One;
desc.RenderTarget[0].DestinationAlphaBlend = BlendOption.One;
desc.RenderTarget[0].SourceBlend = BlendOption.One;
desc.RenderTarget[0].SourceAlphaBlend = BlendOption.One;
BlendAdditive = MyPipelineStates.CreateBlendState(desc);
desc.RenderTarget[0].IsBlendEnabled = true;
desc.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
desc.RenderTarget[0].BlendOperation = BlendOperation.Add;
desc.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
desc.RenderTarget[0].DestinationBlend = BlendOption.InverseSourceAlpha;
desc.RenderTarget[0].DestinationAlphaBlend = BlendOption.InverseSourceAlpha;
desc.RenderTarget[0].SourceBlend = BlendOption.SourceAlpha;
desc.RenderTarget[0].SourceAlphaBlend = BlendOption.One;
BlendTransparent = MyPipelineStates.CreateBlendState(desc);
desc.RenderTarget[0].IsBlendEnabled = true;
desc.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
desc.RenderTarget[0].BlendOperation = BlendOperation.Add;
desc.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
desc.RenderTarget[0].DestinationBlend = BlendOption.InverseSourceAlpha;
desc.RenderTarget[0].DestinationAlphaBlend = BlendOption.InverseSourceAlpha;
desc.RenderTarget[0].SourceBlend = BlendOption.One;
desc.RenderTarget[0].SourceAlphaBlend = BlendOption.One;
BlendAlphaPremult = MyPipelineStates.CreateBlendState(desc);
}
private BlendState CreateNewBlendState(ref BlendStateDescription description)
{
BlendAttachmentDescription[] attachmentStates = description.AttachmentStates;
SharpDX.Direct3D11.BlendStateDescription d3dBlendStateDesc = new SharpDX.Direct3D11.BlendStateDescription();
for (int i = 0; i < attachmentStates.Length; i++)
{
BlendAttachmentDescription state = attachmentStates[i];
d3dBlendStateDesc.RenderTarget[i].IsBlendEnabled = state.BlendEnabled;
d3dBlendStateDesc.RenderTarget[i].RenderTargetWriteMask = ColorWriteMaskFlags.All;
d3dBlendStateDesc.RenderTarget[i].SourceBlend = D3D11Formats.VdToD3D11BlendOption(state.SourceColorFactor);
d3dBlendStateDesc.RenderTarget[i].DestinationBlend = D3D11Formats.VdToD3D11BlendOption(state.DestinationColorFactor);
d3dBlendStateDesc.RenderTarget[i].BlendOperation = D3D11Formats.VdToD3D11BlendOperation(state.ColorFunction);
d3dBlendStateDesc.RenderTarget[i].SourceAlphaBlend = D3D11Formats.VdToD3D11BlendOption(state.SourceAlphaFactor);
d3dBlendStateDesc.RenderTarget[i].DestinationAlphaBlend = D3D11Formats.VdToD3D11BlendOption(state.DestinationAlphaFactor);
d3dBlendStateDesc.RenderTarget[i].AlphaBlendOperation = D3D11Formats.VdToD3D11BlendOperation(state.AlphaFunction);
}
return(new BlendState(_device, d3dBlendStateDesc));
}
private void EnableAlphaBlending()
{
if (blendState != null)
{
blendState.Dispose();
}
// Enable alpha blending
// Based on: https://stackoverflow.com/questions/24899337/sharpdx-dx11-alpha-blend
blendStateDesc = new D3D11.BlendStateDescription();
blendStateDesc.RenderTarget[0].IsBlendEnabled = true;
blendStateDesc.RenderTarget[0].SourceBlend = D3D11.BlendOption.SourceAlpha;
blendStateDesc.RenderTarget[0].DestinationBlend = D3D11.BlendOption.InverseSourceAlpha;
blendStateDesc.RenderTarget[0].BlendOperation = D3D11.BlendOperation.Add;
blendStateDesc.RenderTarget[0].SourceAlphaBlend = D3D11.BlendOption.One;
blendStateDesc.RenderTarget[0].DestinationAlphaBlend = D3D11.BlendOption.Zero;
blendStateDesc.RenderTarget[0].AlphaBlendOperation = D3D11.BlendOperation.Add;
blendStateDesc.RenderTarget[0].RenderTargetWriteMask = D3D11.ColorWriteMaskFlags.All;
blendState = new D3D11.BlendState(d3dDevice, blendStateDesc);
d3dDeviceContext.OutputMerger.SetBlendState(blendState);
}
public override bool Init()
{
if (!base.Init())
{
return(false);
}
//Initialize Wave Physics
_awave = new AcceleratedWave(Device, ImmediateContext, "FX/compute.fx", "ProcessVertex");
_awave.Init(200, 200, 0.8f, 0.03f, 6.25f, 0.1f);
BuildLandGeometryBuffers();
BuildWavesGeometryBuffers();
BuildBallGeometryBuffers();
BuildFX();
BuildVertexLayout();
FillWavesGeometryBuffer();
//Initialize Alpha Blending
D3D11.BlendStateDescription alphaDesc = new D3D11.BlendStateDescription();
alphaDesc.RenderTarget[0].IsBlendEnabled = true;
alphaDesc.RenderTarget[0].SourceBlend = D3D11.BlendOption.SourceAlpha;
alphaDesc.RenderTarget[0].DestinationBlend = D3D11.BlendOption.InverseSourceAlpha;
alphaDesc.RenderTarget[0].BlendOperation = D3D11.BlendOperation.Add;
alphaDesc.RenderTarget[0].SourceAlphaBlend = D3D11.BlendOption.One;
alphaDesc.RenderTarget[0].DestinationAlphaBlend = D3D11.BlendOption.Zero;
alphaDesc.RenderTarget[0].AlphaBlendOperation = D3D11.BlendOperation.Add;
alphaDesc.RenderTarget[0].RenderTargetWriteMask = D3D11.ColorWriteMaskFlags.All;
_alphaBlend = new D3D11.BlendState(base.Device, alphaDesc);
//Setup Ground Texture
_groundMap = TextureLoader.CreateTex2DFromFile(Device, "Textures\\grass.jpg");
_groundMapSRV = new D3D11.ShaderResourceView(Device, _groundMap);
return(true);
}
protected override void InitializeInternal()
{
var descr = new BlendStateDescription
{
AlphaToCoverageEnable = Settings.EnableAlphaToCoverage,
IndependentBlendEnable = false,
};
descr.RenderTarget[0] = new RenderTargetBlendDescription
{
IsBlendEnabled = true,
SourceBlend = GetBlendOption(Settings.FirstRGB),
DestinationBlend = GetBlendOption(Settings.SecondRGB),
BlendOperation = GetBlendOperation(Settings.OutputRGB),
SourceAlphaBlend = GetBlendOption(Settings.FirstAlpha),
DestinationAlphaBlend = GetBlendOption(Settings.SecondAlpha),
AlphaBlendOperation = GetBlendOperation(Settings.OutputAlpha),
RenderTargetWriteMask = (ColorWriteMaskFlags)Settings.OutputColorComponents
};
State = new global::SharpDX.Direct3D11.BlendState(DeviceManager.Device, descr);
}
public BlendState(GxContext context)
{
mContext = context;
mDescription = new BlendStateDescription
{
AlphaToCoverageEnable = false,
IndependentBlendEnable = false
};
mDescription.RenderTarget[0] = new RenderTargetBlendDescription
{
IsBlendEnabled = true,
SourceBlend = BlendOption.SourceAlpha,
DestinationBlend = BlendOption.InverseSourceAlpha,
BlendOperation = BlendOperation.Add,
SourceAlphaBlend = BlendOption.One,
DestinationAlphaBlend = BlendOption.Zero,
AlphaBlendOperation = BlendOperation.Add,
RenderTargetWriteMask = ColorWriteMaskFlags.All
};
mChanged = true;
}
/// <summary>
/// Returns default values for <see cref="BlendStateDescription"/>.
/// </summary>
/// <remarks>
/// See MSDN documentation for default values.
/// </remarks>
public static BlendStateDescription Default()
{
var description = new BlendStateDescription()
{
AlphaToCoverageEnable = false,
IndependentBlendEnable = false,
};
var renderTargets = description.RenderTarget;
for (int i = 0; i < renderTargets.Length; i++)
{
renderTargets[i].IsBlendEnabled = false;
renderTargets[i].SourceBlend = BlendOption.One;
renderTargets[i].DestinationBlend = BlendOption.Zero;
renderTargets[i].BlendOperation = BlendOperation.Add;
renderTargets[i].SourceAlphaBlend = BlendOption.One;
renderTargets[i].DestinationAlphaBlend = BlendOption.Zero;
renderTargets[i].AlphaBlendOperation = BlendOperation.Add;
renderTargets[i].RenderTargetWriteMask = ColorWriteMaskFlags.All;
}
return description;
}
public void Init(Form form)
{
ViewportSize = new Size2F(form.Width, form.Height);
hViewportSize = new Size2F(form.Width / 2f, form.Height / 2f);
ModeDescription backBufferDesc = new ModeDescription(form.Width, form.Height, new Rational(60, 1), Format.R8G8B8A8_UNorm);
SwapChainDescription swapChainDesc = new SwapChainDescription()
{
ModeDescription = backBufferDesc,
SampleDescription = new SampleDescription(1, 0),
Usage = Usage.RenderTargetOutput,
BufferCount = 1,
OutputHandle = form.Handle,
IsWindowed = true,
};
D3D11.Device.CreateWithSwapChain(DriverType.Hardware, D3D11.DeviceCreationFlags.None, swapChainDesc, out d3dDevice, out swapChain);
d3dDeviceContext = d3dDevice.ImmediateContext;
d3dDeviceContext.Rasterizer.SetViewport(0, 0, form.Width, form.Height);
using (D3D11.Texture2D backBuffer = swapChain.GetBackBuffer <D3D11.Texture2D>(0))
{
renderTargetView = new D3D11.RenderTargetView(d3dDevice, backBuffer);
}
D3D11.BlendStateDescription blendStateDesc = D3D11.BlendStateDescription.Default();
blendStateDesc.AlphaToCoverageEnable = false;
blendStateDesc.RenderTarget[0].IsBlendEnabled = true;
blendStateDesc.RenderTarget[0].SourceBlend = D3D11.BlendOption.SourceAlpha;
blendStateDesc.RenderTarget[0].DestinationBlend = D3D11.BlendOption.One; //
blendStateDesc.RenderTarget[0].BlendOperation = D3D11.BlendOperation.Maximum;
blendStateDesc.RenderTarget[0].SourceAlphaBlend = D3D11.BlendOption.SourceAlpha; //Zero
blendStateDesc.RenderTarget[0].DestinationAlphaBlend = D3D11.BlendOption.DestinationAlpha;
blendStateDesc.RenderTarget[0].AlphaBlendOperation = D3D11.BlendOperation.Maximum;
blendStateDesc.RenderTarget[0].RenderTargetWriteMask = D3D11.ColorWriteMaskFlags.All;
blendState = new D3D11.BlendState(d3dDevice, blendStateDesc);
Fonts = new Detail.FontCache(this);
var layout2d = new D3D11.InputElement[]
{
new D3D11.InputElement("POSITION", 0, Format.R32G32_Float, 0, 0),
new D3D11.InputElement("COLOR", 0, Format.R32G32B32A32_Float, 8, 0),
new D3D11.InputElement("TEXCOORDS", 0, Format.R32G32_Float, 24, 0),
};
var layout3d = new D3D11.InputElement[]
{
new D3D11.InputElement("POSITION", 0, Format.R32G32B32_Float, 0, 0),
new D3D11.InputElement("COLOR", 0, Format.R32G32B32A32_Float, 12, 0),
};
var vertexShaderOutput2d = ShaderBytecode.Compile(Detail.Shaders.vertexShaderCode2d, "main", "vs_4_0", ShaderFlags.Debug);
var vertexShaderOutput3d = ShaderBytecode.Compile(Detail.Shaders.vertexShaderCode3d, "main", "vs_4_0", ShaderFlags.Debug);
var pixelShaderOutput = ShaderBytecode.Compile(Detail.Shaders.pixelShaderCode, "main", "ps_4_0", ShaderFlags.Debug);
Detail.Shaders.VertexShader2D = new D3D11.VertexShader(Device, vertexShaderOutput2d);
Detail.Shaders.VertexShader3D = new D3D11.VertexShader(Device, vertexShaderOutput3d);
Detail.Shaders.PixelShader = new D3D11.PixelShader(Device, pixelShaderOutput);
Detail.Shaders.InputLayout2D = new D3D11.InputLayout(Device, ShaderSignature.GetInputSignature(vertexShaderOutput2d), layout2d);
Detail.Shaders.InputLayout3D = new D3D11.InputLayout(Device, ShaderSignature.GetInputSignature(vertexShaderOutput3d), layout3d);
IntPtr data = System.Runtime.InteropServices.Marshal.AllocHGlobal(4 * 4 * 4);
var white = BitConverter.GetBytes(1f);
for (int i = 0; i < 4 * 4; i++)
{
for (int j = 0; j < white.Length; j++)
{
System.Runtime.InteropServices.Marshal.WriteByte(data, i * sizeof(float) + j, white[j]);
}
}
White = new D3D11.Texture2D(Device, new D3D11.Texture2DDescription
{
Width = 4,
Height = 4,
ArraySize = 1,
BindFlags = D3D11.BindFlags.ShaderResource,
Usage = D3D11.ResourceUsage.Dynamic,
CpuAccessFlags = D3D11.CpuAccessFlags.Write,
Format = Format.R32G32B32A32_Float,
MipLevels = 1,
OptionFlags = D3D11.ResourceOptionFlags.None,
SampleDescription = new DXGI.SampleDescription(1, 0),
}, new DataBox[] { new DataBox(data, 4 * 2, 4) });
System.Runtime.InteropServices.Marshal.FreeHGlobal(data);
WhiteView = new D3D11.ShaderResourceView(Device, White);
samplerState = new D3D11.SamplerState(Device, new D3D11.SamplerStateDescription()
{
Filter = D3D11.Filter.MinMagMipLinear,
AddressU = D3D11.TextureAddressMode.Clamp,
AddressV = D3D11.TextureAddressMode.Clamp,
AddressW = D3D11.TextureAddressMode.Clamp,
BorderColor = new RawColor4(1f, 0f, 1f, 1f),
ComparisonFunction = D3D11.Comparison.Never,
MaximumAnisotropy = 16,
MipLodBias = 0,
MinimumLod = 0,
MaximumLod = 16
});
transfBuffer = new SharpDX.Direct3D11.Buffer(Device,
new D3D11.BufferDescription(sizeof(float) * 4, D3D11.ResourceUsage.Dynamic, D3D11.BindFlags.ConstantBuffer,
D3D11.CpuAccessFlags.Write, D3D11.ResourceOptionFlags.None, sizeof(float)));
DataStream stream;
DeviceContext.MapSubresource(transfBuffer, D3D11.MapMode.WriteDiscard, D3D11.MapFlags.None, out stream);
stream.Write(hViewportSize.Width);
stream.Write(hViewportSize.Height);
DeviceContext.UnmapSubresource(transfBuffer, 0);
DeviceContext.VertexShader.SetShader(vertexShader, null, 0);
DeviceContext.VertexShader.SetConstantBuffer(0, transfBuffer);
DeviceContext.PixelShader.SetShader(pixelShader, null, 0);
DeviceContext.PixelShader.SetSampler(0, samplerState);
DeviceContext.InputAssembler.InputLayout = inputLayout;
DeviceContext.OutputMerger.BlendState = blendState;
cam = new Camera(this);
}
public void InitializeBuffers()
{
//Create back buffer
Texture2D backBuffer = Resource.FromSwapChain<Texture2D>(SwapChain, 0);
_renderTargetView = new RenderTargetView(Device, backBuffer);
backBuffer.Dispose();
//Create the depth/stencil buffer
var depthBufferDesc = new Texture2DDescription
{
Width = ConfigurationManager.Config.Width,
Height = ConfigurationManager.Config.Height,
MipLevels = 1,
ArraySize = 1,
Format = Format.D24_UNorm_S8_UInt,
SampleDescription = ConfigurationManager.Config.AntiAliasing ? new SampleDescription(4, _maxQualityLevel-1) : new SampleDescription(1, 0),
Usage = ResourceUsage.Default,
BindFlags = BindFlags.DepthStencil,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None
};
_depthStencilBuffer = new Texture2D(Device, depthBufferDesc);
DepthStencilStateDescription depthStencilDesc = new DepthStencilStateDescription
{
IsDepthEnabled = true,
DepthWriteMask = DepthWriteMask.All,
DepthComparison = Comparison.Less,
IsStencilEnabled = true,
StencilReadMask = 0xFF,
StencilWriteMask = 0xFF,
// Stencil operation if pixel front-facing.
FrontFace = new DepthStencilOperationDescription
{
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Increment,
PassOperation = StencilOperation.Keep,
Comparison = Comparison.Always
},
// Stencil operation if pixel is back-facing.
BackFace = new DepthStencilOperationDescription
{
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Decrement,
PassOperation = StencilOperation.Keep,
Comparison = Comparison.Always
}
};
// Create the depth stencil state.
_depthStencilState = new DepthStencilState(Device, depthStencilDesc);
DepthStencilStateDescription depthDisabledStencilDesc = new DepthStencilStateDescription
{
IsDepthEnabled = false,
DepthWriteMask = DepthWriteMask.All,
DepthComparison = Comparison.Less,
IsStencilEnabled = true,
StencilReadMask = 0xFF,
StencilWriteMask = 0xFF,
// Stencil operation if pixel front-facing.
FrontFace = new DepthStencilOperationDescription
{
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Increment,
PassOperation = StencilOperation.Keep,
Comparison = Comparison.Always
},
// Stencil operation if pixel is back-facing.
BackFace = new DepthStencilOperationDescription
{
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Decrement,
PassOperation = StencilOperation.Keep,
Comparison = Comparison.Always
}
};
_depthDisabledStencilState = new DepthStencilState(Device, depthDisabledStencilDesc);
// Set the depth stencil state.
_isZBufferEnabled = true;
DeviceContext.OutputMerger.SetDepthStencilState(_depthStencilState, 1);
// Initialize and set up the depth stencil view.
DepthStencilViewDescription depthStencilViewDesc;
if(ConfigurationManager.Config.AntiAliasing)
depthStencilViewDesc = new DepthStencilViewDescription
{
Format = Format.D24_UNorm_S8_UInt,
Dimension = DepthStencilViewDimension.Texture2DMultisampled,
Texture2DMS = new DepthStencilViewDescription.Texture2DMultisampledResource()
};
else
depthStencilViewDesc = new DepthStencilViewDescription
{
Format = Format.D24_UNorm_S8_UInt,
Dimension = DepthStencilViewDimension.Texture2D,
Texture2D = new DepthStencilViewDescription.Texture2DResource()
{ MipSlice = 0 }
};
// Create the depth stencil view.
DepthStencilView = new DepthStencilView(Device, _depthStencilBuffer, depthStencilViewDesc);
RenderToTextureDepthStencilView = new DepthStencilView(Device, new Texture2D(Device, new Texture2DDescription
{
Width = ConfigurationManager.Config.Width,
Height = ConfigurationManager.Config.Height,
MipLevels = 1,
ArraySize = 1,
Format = Format.D24_UNorm_S8_UInt,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default,
BindFlags = BindFlags.DepthStencil,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None
}), new DepthStencilViewDescription
{
Format = Format.D24_UNorm_S8_UInt,
Dimension = DepthStencilViewDimension.Texture2D,
Texture2D = new DepthStencilViewDescription.Texture2DResource() { MipSlice = 0 }
});
// Bind the render target view and depth stencil buffer to the output render pipeline.
DeviceContext.OutputMerger.SetTargets(DepthStencilView, _renderTargetView);
// Setup the raster description which will determine how and what polygon will be drawn.
var rasterDesc = new RasterizerStateDescription
{
IsAntialiasedLineEnabled = false,
CullMode = CullMode.Back,
DepthBias = 0,
DepthBiasClamp = .0f,
IsDepthClipEnabled = true,
FillMode = FillMode.Solid,
IsFrontCounterClockwise = false,
IsMultisampleEnabled = false,
IsScissorEnabled = false,
SlopeScaledDepthBias = .0f
};
// Create the rasterizer state from the description we just filled out.
_rasterStateSolid = new RasterizerState(Device, rasterDesc);
rasterDesc.FillMode = FillMode.Wireframe;
_rasterStateWireFrame = new RasterizerState(Device, rasterDesc);
// Now set the rasterizer state.
DeviceContext.Rasterizer.State = _rasterStateSolid;
// Setup and create the viewport for rendering.
DeviceContext.Rasterizer.SetViewport(0, 0, ConfigurationManager.Config.Width, ConfigurationManager.Config.Height, 0, 1);
var blendStateDescription = new BlendStateDescription();
blendStateDescription.RenderTarget[0].IsBlendEnabled = true;
blendStateDescription.RenderTarget[0].SourceBlend = BlendOption.SourceAlpha;
blendStateDescription.RenderTarget[0].DestinationBlend = BlendOption.InverseSourceAlpha;
blendStateDescription.RenderTarget[0].BlendOperation = BlendOperation.Add;
blendStateDescription.RenderTarget[0].SourceAlphaBlend = BlendOption.One;
blendStateDescription.RenderTarget[0].DestinationAlphaBlend = BlendOption.Zero;
blendStateDescription.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
blendStateDescription.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
// Create the blend state using the description.
_alphaEnabledBlendState = new BlendState(Device, blendStateDescription);
blendStateDescription.RenderTarget[0].IsBlendEnabled = false;
// Create the blend state using the description.
_alphaDisabledBlendState = new BlendState(Device, blendStateDescription);
}
public void Initialize()
{
var direct2Dsettings = new RenderTarget.Configuration.CreationSettings(
new Size(_settings.Width, _settings.Height),
false,
new SampleDescription(1, 0),
RenderTarget.Configuration.RenderTargetClearSettings.Default,
RenderTarget.Configuration.DepthStencilClearSettings.Default);
RenderTargetDirect2D = _deviceManager.RenderTargetManager.CreateDirect2DRenderTarget(direct2Dsettings);
_screenQuad = MeshFactory.CreateScreenQuad(_deviceManager.Device);
//_screenQuadBinding = new VertexBufferBinding(_screenQuad, 20, 0);
_effect = _deviceManager.ShaderCompiler.CreateEffectFromFile(@"..\..\Shaders\staging.fx");
_pass = _effect.GetTechniqueByIndex(0).GetPassByIndex(0);
//_elements = new[]
// {
// new InputElement("POSITION", 0, Format.R32G32B32_Float, 0, 0, InputClassification.PerVertexData, 0),
// new InputElement("TEXCOORD", 0, Format.R32G32_Float, 12, 0, InputClassification.PerVertexData, 0),
// };
_screenQuadBufferLayout = new InputLayout(_deviceManager.Device, _pass.Description.Signature, VertexPositionTexture.InputElements);
//_screenQuadBufferLayout = new InputLayout(_deviceManager.Device, _pass.Description.Signature, _elements);
_shaderResource = _effect.GetVariableByName("source").AsShaderResource();
var bsd = new BlendStateDescription();
bsd.RenderTarget[0].IsBlendEnabled = true;
bsd.RenderTarget[0].SourceBlend = BlendOption.SourceColor;
bsd.RenderTarget[0].DestinationBlend = BlendOption.BlendFactor;
bsd.RenderTarget[0].BlendOperation = BlendOperation.Add;
bsd.RenderTarget[0].SourceAlphaBlend = BlendOption.One;
bsd.RenderTarget[0].DestinationAlphaBlend = BlendOption.Zero;
bsd.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
bsd.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
_blendStateTransparent = new BlendState(_deviceManager.Device, bsd);
}
protected override void CreateDeviceDependentResources()
{
RemoveAndDispose(ref vertexShader);
RemoveAndDispose(ref lightBuffer);
RemoveAndDispose(ref RTV);
RemoveAndDispose(ref SRV);
RemoveAndDispose(ref rsCullBack);
RemoveAndDispose(ref rsCullFront);
RemoveAndDispose(ref rsWireframe);
RemoveAndDispose(ref blendStateAdd);
RemoveAndDispose(ref depthLessThan);
RemoveAndDispose(ref depthGreaterThan);
RemoveAndDispose(ref depthDisabled);
RemoveAndDispose(ref perLightBuffer);
RemoveAndDispose(ref psAmbientLight);
RemoveAndDispose(ref psDirectionalLight);
RemoveAndDispose(ref psPointLight);
RemoveAndDispose(ref psSpotLight);
RemoveAndDispose(ref psDebugLight);
RemoveAndDispose(ref perLightBuffer);
// Retrieve our SharpDX.Direct3D11.Device1 instance
var device = this.DeviceManager.Direct3DDevice;
int width, height;
SampleDescription sampleDesc;
// Retrieve DSV from GBuffer and extract width/height
// then create a new read-only DSV
using (var depthTexture = gbuffer.DSV.ResourceAs<Texture2D>())
{
width = depthTexture.Description.Width;
height = depthTexture.Description.Height;
sampleDesc = depthTexture.Description.SampleDescription;
// Initialize read-only DSV
var dsvDesc = gbuffer.DSV.Description;
dsvDesc.Flags = DepthStencilViewFlags.ReadOnlyDepth | DepthStencilViewFlags.ReadOnlyStencil;
DSVReadonly = ToDispose(new DepthStencilView(device, depthTexture, dsvDesc));
}
// Check if GBuffer is multi-sampled
bool isMSAA = sampleDesc.Count > 1;
// Initialize the light render target
var texDesc = new Texture2DDescription();
texDesc.BindFlags = BindFlags.ShaderResource | BindFlags.RenderTarget;
texDesc.ArraySize = 1;
texDesc.CpuAccessFlags = CpuAccessFlags.None;
texDesc.Usage = ResourceUsage.Default;
texDesc.Width = width;
texDesc.Height = height;
texDesc.MipLevels = 1; // No mip levels
texDesc.SampleDescription = sampleDesc;
texDesc.Format = Format.R8G8B8A8_UNorm;
lightBuffer = ToDispose(new Texture2D(device, texDesc));
// Render Target View description
var rtvDesc = new RenderTargetViewDescription();
rtvDesc.Format = Format.R8G8B8A8_UNorm;
rtvDesc.Dimension = isMSAA ? RenderTargetViewDimension.Texture2DMultisampled : RenderTargetViewDimension.Texture2D;
rtvDesc.Texture2D.MipSlice = 0;
RTV = ToDispose(new RenderTargetView(device, lightBuffer, rtvDesc));
// SRV description for render targets
var srvDesc = new ShaderResourceViewDescription();
srvDesc.Format = Format.R8G8B8A8_UNorm;
srvDesc.Dimension = isMSAA ? SharpDX.Direct3D.ShaderResourceViewDimension.Texture2DMultisampled : SharpDX.Direct3D.ShaderResourceViewDimension.Texture2D;
srvDesc.Texture2D.MipLevels = -1;
srvDesc.Texture2D.MostDetailedMip = 0;
SRV = ToDispose(new ShaderResourceView(device, lightBuffer, srvDesc));
// Initialize additive blend state (assuming single render target)
BlendStateDescription bsDesc = new BlendStateDescription();
bsDesc.RenderTarget[0].IsBlendEnabled = true;
bsDesc.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
bsDesc.RenderTarget[0].SourceAlphaBlend = BlendOption.One;
bsDesc.RenderTarget[0].DestinationAlphaBlend = BlendOption.One;
bsDesc.RenderTarget[0].BlendOperation = BlendOperation.Add;
bsDesc.RenderTarget[0].SourceBlend = BlendOption.One;
bsDesc.RenderTarget[0].DestinationBlend = BlendOption.One;
bsDesc.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
blendStateAdd = ToDispose(new BlendState(device, bsDesc));
// Initialize rasterizer states
RasterizerStateDescription rsDesc = new RasterizerStateDescription();
rsDesc.FillMode = FillMode.Solid;
rsDesc.CullMode = CullMode.Back;
rsCullBack = ToDispose(new RasterizerState(device, rsDesc));
rsDesc.CullMode = CullMode.Front;
rsCullFront = ToDispose(new RasterizerState(device, rsDesc));
rsDesc.CullMode = CullMode.Front;
rsDesc.FillMode = FillMode.Wireframe;
rsWireframe = ToDispose(new RasterizerState(device, rsDesc));
// Initialize depth state
var dsDesc = new DepthStencilStateDescription();
dsDesc.IsStencilEnabled = false;
dsDesc.IsDepthEnabled = true;
// Less-than depth comparison
dsDesc.DepthComparison = Comparison.Less;
depthLessThan = ToDispose(new DepthStencilState(device, dsDesc));
// Greater-than depth comparison
dsDesc.DepthComparison = Comparison.Greater;
depthGreaterThan = ToDispose(new DepthStencilState(device, dsDesc));
// Depth/stencil testing disabled
dsDesc.IsDepthEnabled = false;
depthDisabled = ToDispose(new DepthStencilState(device, dsDesc));
// Buffer to light parameters
perLightBuffer = ToDispose(new Buffer(device, Utilities.SizeOf<PerLight>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
if (isMSAA)
{
// Compile and create the vertex shader
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\LightsMS.hlsl", "VSLight", "vs_5_0"))
vertexShader = ToDispose(new VertexShader(device, bytecode));
// Compile pixel shaders
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\LightsMS.hlsl", "PSAmbientLight", "ps_5_0"))
psAmbientLight = ToDispose(new PixelShader(device, bytecode));
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\LightsMS.hlsl", "PSDirectionalLight", "ps_5_0"))
psDirectionalLight = ToDispose(new PixelShader(device, bytecode));
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\LightsMS.hlsl", "PSPointLight", "ps_5_0"))
psPointLight = ToDispose(new PixelShader(device, bytecode));
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\LightsMS.hlsl", "PSSpotLight", "ps_5_0"))
psSpotLight = ToDispose(new PixelShader(device, bytecode));
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\LightsMS.hlsl", "PSDebugLight", "ps_5_0"))
psDebugLight = ToDispose(new PixelShader(device, bytecode));
}
else
{
// Compile and create the vertex shader
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\Lights.hlsl", "VSLight", "vs_5_0"))
vertexShader = ToDispose(new VertexShader(device, bytecode));
// Compile pixel shaders
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\Lights.hlsl", "PSAmbientLight", "ps_5_0"))
psAmbientLight = ToDispose(new PixelShader(device, bytecode));
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\Lights.hlsl", "PSDirectionalLight", "ps_5_0"))
psDirectionalLight = ToDispose(new PixelShader(device, bytecode));
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\Lights.hlsl", "PSPointLight", "ps_5_0"))
psPointLight = ToDispose(new PixelShader(device, bytecode));
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\Lights.hlsl", "PSSpotLight", "ps_5_0"))
psSpotLight = ToDispose(new PixelShader(device, bytecode));
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\Lights.hlsl", "PSDebugLight", "ps_5_0"))
psDebugLight = ToDispose(new PixelShader(device, bytecode));
}
}
/// <summary>
/// <p>Create a blend-state object that encapsulates blend state for the output-merger stage.</p>
/// </summary>
/// <param name="device">The <see cref="GraphicsDevice"/>.</param>
/// <param name="description"><dd> <p>Pointer to a blend-state description (see <strong><see cref="SharpDX.Direct3D11.BlendStateDescription" /></strong>).</p> </dd></param>
/// <param name="blendFactor">The blend factor.</param>
/// <param name="mask">The mask.</param>
/// <returns>A new <see cref="BlendState"/> instance.</returns>
/// <msdn-id>ff476500</msdn-id>
/// <unmanaged>HRESULT ID3D11Device::CreateBlendState([In] const D3D11_BLEND_DESC* pBlendStateDesc,[Out, Fast] ID3D11BlendState** ppBlendState)</unmanaged>
/// <unmanaged-short>ID3D11Device::CreateBlendState</unmanaged-short>
/// <remarks><p>An application can create up to 4096 unique blend-state objects. For each object created, the runtime checks to see if a previous object has the same state. If such a previous object exists, the runtime will return a reference to previous instance instead of creating a duplicate object.</p></remarks>
public static BlendState New(GraphicsDevice device, BlendStateDescription description, Color4 blendFactor, int mask = -1)
{
return new BlendState(device, description, blendFactor, mask);
}
public bool Initialize(SystemConfiguration configuration, IntPtr windowHandle)
{
try
{
#region Environment Configuration
// Store the vsync setting.
VerticalSyncEnabled = SystemConfiguration.VerticalSyncEnabled;
// Create a DirectX graphics interface factory.
var factory = new Factory();
// Use the factory to create an adapter for the primary graphics interface (video card).
var adapter = factory.GetAdapter(0);
// Get the primary adapter output (monitor).
var monitor = adapter.GetOutput(0);
// Get modes that fit the DXGI_FORMAT_R8G8B8A8_UNORM display format for the adapter output (monitor).
var modes = monitor.GetDisplayModeList(Format.R8G8B8A8_UNorm, DisplayModeEnumerationFlags.Interlaced);
// Now go through all the display modes and find the one that matches the screen width and height.
// When a match is found store the the refresh rate for that monitor, if vertical sync is enabled.
// Otherwise we use maximum refresh rate.
var rational = new Rational(0, 1);
if (VerticalSyncEnabled)
{
foreach (var mode in modes)
{
if (mode.Width == configuration.Width && mode.Height == configuration.Height)
{
rational = new Rational(mode.RefreshRate.Numerator, mode.RefreshRate.Denominator);
break;
}
}
}
// Get the adapter (video card) description.
var adapterDescription = adapter.Description;
// Store the dedicated video card memory in megabytes.
VideoCardMemory = adapterDescription.DedicatedVideoMemory >> 10 >> 10;
// Convert the name of the video card to a character array and store it.
VideoCardDescription = adapterDescription.Description;
// Release the adapter output.
monitor.Dispose();
// Release the adapter.
adapter.Dispose();
// Release the factory.
factory.Dispose();
#endregion
#region Initialize swap chain and d3d device
// Initialize the swap chain description.
var swapChainDesc = new SwapChainDescription()
{
// Set to a single back buffer.
BufferCount = 1,
// Set the width and height of the back buffer.
ModeDescription = new ModeDescription(configuration.Width, configuration.Height, rational, Format.R8G8B8A8_UNorm),
// Set the usage of the back buffer.
Usage = Usage.RenderTargetOutput,
// Set the handle for the window to render to.
OutputHandle = windowHandle,
// Turn multisampling off.
SampleDescription = new SampleDescription(1, 0),
// Set to full screen or windowed mode.
IsWindowed = !SystemConfiguration.FullScreen,
// Don't set the advanced flags.
Flags = SwapChainFlags.None,
// Discard the back buffer content after presenting.
SwapEffect = SwapEffect.Discard
};
// Create the swap chain, Direct3D device, and Direct3D device context.
Device device;
SwapChain swapChain;
Device.CreateWithSwapChain(DriverType.Hardware, DeviceCreationFlags.None, swapChainDesc, out device, out swapChain);
Device = device;
SwapChain = swapChain;
DeviceContext = device.ImmediateContext;
#endregion
#region Initialize buffers
// Get the pointer to the back buffer.
var backBuffer = Texture2D.FromSwapChain<Texture2D>(SwapChain, 0);
// Create the render target view with the back buffer pointer.
RenderTargetView = new RenderTargetView(device, backBuffer);
// Release pointer to the back buffer as we no longer need it.
backBuffer.Dispose();
// Initialize and set up the description of the depth buffer.
var depthBufferDesc = new Texture2DDescription()
{
Width = configuration.Width,
Height = configuration.Height,
MipLevels = 1,
ArraySize = 1,
Format = Format.D24_UNorm_S8_UInt,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default,
BindFlags = BindFlags.DepthStencil,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None
};
// Create the texture for the depth buffer using the filled out description.
DepthStencilBuffer = new Texture2D(device, depthBufferDesc);
#endregion
#region Initialize Depth Enabled Stencil
// Initialize and set up the description of the stencil state.
var depthStencilDesc = new DepthStencilStateDescription()
{
IsDepthEnabled = true,
DepthWriteMask = DepthWriteMask.All,
DepthComparison = Comparison.Less,
IsStencilEnabled = true,
StencilReadMask = 0xFF,
StencilWriteMask = 0xFF,
// Stencil operation if pixel front-facing.
FrontFace = new DepthStencilOperationDescription()
{
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Increment,
PassOperation = StencilOperation.Keep,
Comparison = Comparison.Always
},
// Stencil operation if pixel is back-facing.
BackFace = new DepthStencilOperationDescription()
{
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Decrement,
PassOperation = StencilOperation.Keep,
Comparison = Comparison.Always
}
};
// Create the depth stencil state.
DepthStencilState = new DepthStencilState(Device, depthStencilDesc);
#endregion
#region Initialize Output Merger
// Set the depth stencil state.
DeviceContext.OutputMerger.SetDepthStencilState(DepthStencilState, 1);
// Initialize and set up the depth stencil view.
var depthStencilViewDesc = new DepthStencilViewDescription()
{
Format = Format.D24_UNorm_S8_UInt,
Dimension = DepthStencilViewDimension.Texture2D,
Texture2D = new DepthStencilViewDescription.Texture2DResource()
{
MipSlice = 0
}
};
// Create the depth stencil view.
DepthStencilView = new DepthStencilView(Device, DepthStencilBuffer, depthStencilViewDesc);
// Bind the render target view and depth stencil buffer to the output render pipeline.
DeviceContext.OutputMerger.SetTargets(DepthStencilView, RenderTargetView);
#endregion
#region Initialize Raster State
// Setup the raster description which will determine how and what polygon will be drawn.
var rasterDesc = new RasterizerStateDescription()
{
IsAntialiasedLineEnabled = false,
CullMode = CullMode.Back,
DepthBias = 0,
DepthBiasClamp = .0f,
IsDepthClipEnabled = true,
FillMode = FillMode.Solid,
IsFrontCounterClockwise = false,
IsMultisampleEnabled = false,
IsScissorEnabled = false,
SlopeScaledDepthBias = .0f
};
// Create the rasterizer state from the description we just filled out.
RasterState = new RasterizerState(Device, rasterDesc);
#endregion
#region Initialize Rasterizer
// Now set the rasterizer state.
DeviceContext.Rasterizer.State = RasterState;
// Setup and create the viewport for rendering.
DeviceContext.Rasterizer.SetViewport(0, 0, configuration.Width, configuration.Height, 0, 1);
#endregion
#region Initialize matrices
// Setup and create the projection matrix.
ProjectionMatrix = Matrix.PerspectiveFovLH((float)(Math.PI / 4f), ((float)configuration.Width / configuration.Height), SystemConfiguration.ScreenNear, SystemConfiguration.ScreenDepth);
// Initialize the world matrix to the identity matrix.
WorldMatrix = Matrix.Identity;
// Create an orthographic projection matrix for 2D rendering.
OrthoMatrix = Matrix.OrthoLH(configuration.Width, configuration.Height, SystemConfiguration.ScreenNear, SystemConfiguration.ScreenDepth);
#endregion
#region Initialize Depth Disabled Stencil
// Now create a second depth stencil state which turns off the Z buffer for 2D rendering.
// The difference is that DepthEnable is set to false.
// All other parameters are the same as the other depth stencil state.
var depthDisabledStencilDesc = new DepthStencilStateDescription()
{
IsDepthEnabled = false,
DepthWriteMask = DepthWriteMask.All,
DepthComparison = Comparison.Less,
IsStencilEnabled = true,
StencilReadMask = 0xFF,
StencilWriteMask = 0xFF,
// Stencil operation if pixel front-facing.
FrontFace = new DepthStencilOperationDescription()
{
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Increment,
PassOperation = StencilOperation.Keep,
Comparison = Comparison.Always
},
// Stencil operation if pixel is back-facing.
BackFace = new DepthStencilOperationDescription()
{
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Decrement,
PassOperation = StencilOperation.Keep,
Comparison = Comparison.Always
}
};
// Create the depth stencil state.
DepthDisabledStencilState = new DepthStencilState(Device, depthDisabledStencilDesc);
#endregion
#region Initialize Blend States
// Create an alpha enabled blend state description.
var blendStateDesc = new BlendStateDescription();
blendStateDesc.RenderTarget[0].IsBlendEnabled = true;
blendStateDesc.RenderTarget[0].SourceBlend = BlendOption.One;
blendStateDesc.RenderTarget[0].DestinationBlend = BlendOption.InverseSourceAlpha;
blendStateDesc.RenderTarget[0].BlendOperation = BlendOperation.Add;
blendStateDesc.RenderTarget[0].SourceAlphaBlend = BlendOption.One;
blendStateDesc.RenderTarget[0].DestinationAlphaBlend = BlendOption.Zero;
blendStateDesc.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
blendStateDesc.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
// Create the blend state using the description.
AlphaEnableBlendingState = new BlendState(device, blendStateDesc);
// Modify the description to create an disabled blend state description.
blendStateDesc.RenderTarget[0].IsBlendEnabled = false;
// Create the blend state using the description.
AlphaDisableBlendingState = new BlendState(device, blendStateDesc);
#endregion
return true;
}
catch (Exception)
{
return false;
}
}
/// <summary>
/// Constructs a new <see cref = "T:SharpDX.Direct3D11.BlendState" /> based on the specified description.
/// </summary>
/// <param name = "device">The device with which to associate the state object.</param>
/// <param name = "description">The state description.</param>
/// <returns>The newly created object.</returns>
public BlendState(Device device, BlendStateDescription description)
: base(IntPtr.Zero)
{
device.CreateBlendState(ref description, this);
}
private void InitializeInternal(Device device) {
Debug.Assert(device != null);
var wfDesc = new RasterizerStateDescription {
FillMode = FillMode.Wireframe,
CullMode = CullMode.Back,
IsFrontCounterClockwise = false,
IsDepthClipEnabled = true
};
_wireframeRs = new RasterizerState(device, wfDesc);
var noCullDesc = new RasterizerStateDescription {
FillMode = FillMode.Solid,
CullMode = CullMode.None,
IsFrontCounterClockwise = false,
IsDepthClipEnabled = true
};
_noCullRs = new RasterizerState(device, noCullDesc);
var cullClockwiseDesc = new RasterizerStateDescription {
FillMode = FillMode.Solid,
CullMode = CullMode.Back,
IsFrontCounterClockwise = true,
IsDepthClipEnabled = true
};
_cullClockwiseRs = new RasterizerState(device, cullClockwiseDesc);
var atcDesc = new BlendStateDescription {
AlphaToCoverageEnable = true,
IndependentBlendEnable = false,
};
atcDesc.RenderTarget[0].IsBlendEnabled = false;
atcDesc.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
_alphaToCoverageBs = new BlendState(device, atcDesc);
var transDesc = new BlendStateDescription {
AlphaToCoverageEnable = false,
IndependentBlendEnable = false
};
transDesc.RenderTarget[0].IsBlendEnabled = true;
transDesc.RenderTarget[0].SourceBlend = BlendOption.SourceAlpha;
transDesc.RenderTarget[0].DestinationBlend = BlendOption.InverseSourceAlpha;
transDesc.RenderTarget[0].BlendOperation = BlendOperation.Add;
transDesc.RenderTarget[0].SourceAlphaBlend = BlendOption.One;
transDesc.RenderTarget[0].DestinationAlphaBlend = BlendOption.Zero;
transDesc.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
transDesc.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
_transparentBs = new BlendState(device, transDesc);
var noRenderTargetWritesDesc = new BlendStateDescription {
AlphaToCoverageEnable = false,
IndependentBlendEnable = false
};
noRenderTargetWritesDesc.RenderTarget[0].IsBlendEnabled = false;
noRenderTargetWritesDesc.RenderTarget[0].SourceBlend = BlendOption.One;
noRenderTargetWritesDesc.RenderTarget[0].DestinationBlend = BlendOption.Zero;
noRenderTargetWritesDesc.RenderTarget[0].BlendOperation = BlendOperation.Add;
noRenderTargetWritesDesc.RenderTarget[0].SourceAlphaBlend = BlendOption.One;
noRenderTargetWritesDesc.RenderTarget[0].DestinationAlphaBlend = BlendOption.Zero;
noRenderTargetWritesDesc.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
noRenderTargetWritesDesc.RenderTarget[0].RenderTargetWriteMask = 0;
_noRenderTargetWritesBs = new BlendState(device, noRenderTargetWritesDesc);
var mirrorDesc = new DepthStencilStateDescription {
IsDepthEnabled = true,
DepthWriteMask = DepthWriteMask.Zero,
DepthComparison = Comparison.Less,
IsStencilEnabled = true,
StencilReadMask = 0xff,
StencilWriteMask = 0xff,
FrontFace = new DepthStencilOperationDescription {
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Keep,
PassOperation = StencilOperation.Replace,
Comparison = Comparison.Always
},
BackFace = new DepthStencilOperationDescription {
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Keep,
PassOperation = StencilOperation.Replace,
Comparison = Comparison.Always
}
};
_markMirrorDss = new DepthStencilState(device, mirrorDesc);
var drawReflectionDesc = new DepthStencilStateDescription {
IsDepthEnabled = true,
DepthWriteMask = DepthWriteMask.All,
DepthComparison = Comparison.Less,
IsStencilEnabled = true,
StencilReadMask = 0xff,
StencilWriteMask = 0xff,
FrontFace = new DepthStencilOperationDescription {
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Keep,
PassOperation = StencilOperation.Keep,
Comparison = Comparison.Equal
},
BackFace = new DepthStencilOperationDescription {
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Keep,
PassOperation = StencilOperation.Keep,
Comparison = Comparison.Equal
}
};
_drawReflectionDss = new DepthStencilState(device, drawReflectionDesc);
var noDoubleBlendDesc = new DepthStencilStateDescription {
IsDepthEnabled = true,
DepthWriteMask = DepthWriteMask.All,
DepthComparison = Comparison.Less,
IsStencilEnabled = true,
StencilReadMask = 0xff,
StencilWriteMask = 0xff,
FrontFace = new DepthStencilOperationDescription {
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Keep,
PassOperation = StencilOperation.Increment,
Comparison = Comparison.Equal
},
BackFace = new DepthStencilOperationDescription {
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Keep,
PassOperation = StencilOperation.Increment,
Comparison = Comparison.Equal
}
};
_noDoubleBlendDss = new DepthStencilState(device, noDoubleBlendDesc);
var lessEqualDesc = new DepthStencilStateDescription {
IsDepthEnabled = true,
DepthWriteMask = DepthWriteMask.All,
DepthComparison = Comparison.LessEqual,
IsStencilEnabled = false
};
_lessEqualDss = new DepthStencilState(device, lessEqualDesc);
var equalsDesc = new DepthStencilStateDescription() {
IsDepthEnabled = true,
DepthWriteMask = DepthWriteMask.Zero,
DepthComparison = Comparison.LessEqual,
};
_equalsDss = new DepthStencilState(device, equalsDesc);
var noDepthDesc = new DepthStencilStateDescription() {
IsDepthEnabled = false,
DepthComparison = Comparison.Always,
DepthWriteMask = DepthWriteMask.Zero
};
_noDepthDss = new DepthStencilState(device, noDepthDesc);
}
/// <summary>
/// Creates a ConvolutionEngine instance.
/// </summary>
/// <param name="device">The graphics device to use.</param>
/// <param name="context">The graphics context to use.</param>
/// <param name="resolution">The convolution resolution.</param>
public ConvolutionEngine(Device device, DeviceContext context, Size resolution)
{
fft = FastFourierTransform.Create2DComplex(context, resolution.Width, resolution.Height);
fft.InverseScale = 1.0f / (float)(resolution.Width * resolution.Height);
this.resolution = resolution;
FastFourierTransformBufferRequirements bufferReqs = fft.BufferRequirements;
precomputed = new FFTBuffer[bufferReqs.PrecomputeBufferCount];
temporaries = new FFTBuffer[bufferReqs.TemporaryBufferCount];
for (int t = 0; t < precomputed.Length; ++t)
precomputed[t] = FFTUtils.AllocateBuffer(device, bufferReqs.PrecomputeBufferSizes[t]);
for (int t = 0; t < temporaries.Length; ++t)
temporaries[t] = FFTUtils.AllocateBuffer(device, bufferReqs.TemporaryBufferSizes[t]);
UnorderedAccessView[] precomputedUAV = new UnorderedAccessView[bufferReqs.PrecomputeBufferCount];
for (int t = 0; t < precomputed.Length; ++t) precomputedUAV[t] = precomputed[t].view;
UnorderedAccessView[] temporariesUAV = new UnorderedAccessView[bufferReqs.TemporaryBufferCount];
for (int t = 0; t < temporaries.Length; ++t) temporariesUAV[t] = temporaries[t].view;
fft.AttachBuffersAndPrecompute(temporariesUAV, precomputedUAV);
lBuf = FFTUtils.AllocateBuffer(device, 2 * resolution.Width * resolution.Height);
rBuf = FFTUtils.AllocateBuffer(device, 2 * resolution.Width * resolution.Height);
tBuf = FFTUtils.AllocateBuffer(device, 2 * resolution.Width * resolution.Height);
rConvolved = new GraphicsResource(device, resolution, Format.R32_Float, true, true);
gConvolved = new GraphicsResource(device, resolution, Format.R32_Float, true, true);
bConvolved = new GraphicsResource(device, resolution, Format.R32_Float, true, true);
staging = new GraphicsResource(device, new Size(resolution.Width / 2, resolution.Height / 2), Format.R32G32B32A32_Float, true, true);
BlendStateDescription description = new BlendStateDescription()
{
AlphaToCoverageEnable = false,
IndependentBlendEnable = false,
};
description.RenderTarget[0] = new RenderTargetBlendDescription()
{
IsBlendEnabled = true,
SourceBlend = BlendOption.One,
DestinationBlend = BlendOption.One,
BlendOperation = BlendOperation.Add,
SourceAlphaBlend = BlendOption.Zero,
DestinationAlphaBlend = BlendOption.Zero,
AlphaBlendOperation = BlendOperation.Add,
RenderTargetWriteMask = ColorWriteMaskFlags.Red
| ColorWriteMaskFlags.Green
| ColorWriteMaskFlags.Blue,
};
blendState = new BlendState(device, description);
}
public void Run()
{
var form = new RenderForm("2d and 3d combined...it's like magic");
form.KeyDown += (sender, args) => { if (args.KeyCode == Keys.Escape) form.Close(); };
// DirectX DXGI 1.1 factory
var factory1 = new Factory1();
// The 1st graphics adapter
var adapter1 = factory1.GetAdapter1(0);
// ---------------------------------------------------------------------------------------------
// Setup direct 3d version 11. It's context will be used to combine the two elements
// ---------------------------------------------------------------------------------------------
var description = new SwapChainDescription
{
BufferCount = 1,
ModeDescription = new ModeDescription(0, 0, new Rational(60, 1), Format.R8G8B8A8_UNorm),
IsWindowed = true,
OutputHandle = form.Handle,
SampleDescription = new SampleDescription(1, 0),
SwapEffect = SwapEffect.Discard,
Usage = Usage.RenderTargetOutput,
Flags = SwapChainFlags.AllowModeSwitch
};
Device11 device11;
SwapChain swapChain;
Device11.CreateWithSwapChain(adapter1, DeviceCreationFlags.None, description, out device11, out swapChain);
// create a view of our render target, which is the backbuffer of the swap chain we just created
RenderTargetView renderTargetView;
using (var resource = Resource.FromSwapChain<Texture2D>(swapChain, 0))
renderTargetView = new RenderTargetView(device11, resource);
// setting a viewport is required if you want to actually see anything
var context = device11.ImmediateContext;
var viewport = new Viewport(0.0f, 0.0f, form.ClientSize.Width, form.ClientSize.Height);
context.OutputMerger.SetTargets(renderTargetView);
context.Rasterizer.SetViewports(viewport);
//
// Create the DirectX11 texture2D. This texture will be shared with the DirectX10 device.
//
// The DirectX10 device will be used to render text onto this texture.
// DirectX11 will then draw this texture (blended) onto the screen.
// The KeyedMutex flag is required in order to share this resource between the two devices.
var textureD3D11 = new Texture2D(device11, new Texture2DDescription
{
Width = form.ClientSize.Width,
Height = form.ClientSize.Height,
MipLevels = 1,
ArraySize = 1,
Format = Format.B8G8R8A8_UNorm,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default,
BindFlags = BindFlags.RenderTarget | BindFlags.ShaderResource,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.SharedKeyedmutex
});
// ---------------------------------------------------------------------------------------------
// Setup a direct 3d version 10.1 adapter
// ---------------------------------------------------------------------------------------------
var device10 = new Device10(adapter1, SharpDX.Direct3D10.DeviceCreationFlags.BgraSupport, FeatureLevel.Level_10_0);
// ---------------------------------------------------------------------------------------------
// Setup Direct 2d
// ---------------------------------------------------------------------------------------------
// Direct2D Factory
var factory2D = new SharpDX.Direct2D1.Factory(FactoryType.SingleThreaded, DebugLevel.Information);
// Here we bind the texture we've created on our direct3d11 device through the direct3d10
// to the direct 2d render target....
var sharedResource = textureD3D11.QueryInterface<SharpDX.DXGI.Resource>();
var textureD3D10 = device10.OpenSharedResource<SharpDX.Direct3D10.Texture2D>(sharedResource.SharedHandle);
var surface = textureD3D10.AsSurface();
var rtp = new RenderTargetProperties
{
MinLevel = SharpDX.Direct2D1.FeatureLevel.Level_10,
Type = RenderTargetType.Hardware,
PixelFormat = new PixelFormat(Format.Unknown, AlphaMode.Premultiplied)
};
var renderTarget2D = new RenderTarget(factory2D, surface, rtp);
var solidColorBrush = new SolidColorBrush(renderTarget2D, Colors.Red);
// ---------------------------------------------------------------------------------------------------
// Setup the rendering data
// ---------------------------------------------------------------------------------------------------
// Load Effect. This includes both the vertex and pixel shaders.
// Also can include more than one technique.
ShaderBytecode shaderByteCode = ShaderBytecode.CompileFromFile(
"effectDx11.fx",
"fx_5_0",
ShaderFlags.EnableStrictness);
var effect = new Effect(device11, shaderByteCode);
// create triangle vertex data, making sure to rewind the stream afterward
var verticesTriangle = new DataStream(VertexPositionColor.SizeInBytes * 3, true, true);
verticesTriangle.Write(new VertexPositionColor(new Vector3(0.0f, 0.5f, 0.5f),new Color4(1.0f, 0.0f, 0.0f, 1.0f)));
verticesTriangle.Write(new VertexPositionColor(new Vector3(0.5f, -0.5f, 0.5f),new Color4(0.0f, 1.0f, 0.0f, 1.0f)));
verticesTriangle.Write(new VertexPositionColor(new Vector3(-0.5f, -0.5f, 0.5f),new Color4(0.0f, 0.0f, 1.0f, 1.0f)));
verticesTriangle.Position = 0;
// create the triangle vertex layout and buffer
var layoutColor = new InputLayout(device11, effect.GetTechniqueByName("Color").GetPassByIndex(0).Description.Signature, VertexPositionColor.inputElements);
var vertexBufferColor = new Buffer(device11, verticesTriangle, (int)verticesTriangle.Length, ResourceUsage.Default, BindFlags.VertexBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0);
verticesTriangle.Close();
// create overlay vertex data, making sure to rewind the stream afterward
// Top Left of screen is -1, +1
// Bottom Right of screen is +1, -1
var verticesText = new DataStream(VertexPositionTexture.SizeInBytes * 4, true, true);
verticesText.Write(new VertexPositionTexture(new Vector3(-1, 1, 0),new Vector2(0, 0f)));
verticesText.Write(new VertexPositionTexture(new Vector3(1, 1, 0),new Vector2(1, 0)));
verticesText.Write(new VertexPositionTexture(new Vector3(-1, -1, 0),new Vector2(0, 1)));
verticesText.Write(new VertexPositionTexture(new Vector3(1, -1, 0),new Vector2(1, 1)));
verticesText.Position = 0;
// create the overlay vertex layout and buffer
var layoutOverlay = new InputLayout(device11, effect.GetTechniqueByName("Overlay").GetPassByIndex(0).Description.Signature, VertexPositionTexture.inputElements);
var vertexBufferOverlay = new Buffer(device11, verticesText, (int)verticesText.Length, ResourceUsage.Default, BindFlags.VertexBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0);
verticesText.Close();
// Think of the shared textureD3D10 as an overlay.
// The overlay needs to show the 2d content but let the underlying triangle (or whatever)
// show thru, which is accomplished by blending.
var bsd = new BlendStateDescription();
bsd.RenderTarget[0].IsBlendEnabled = true;
bsd.RenderTarget[0].SourceBlend = BlendOption.SourceColor;
bsd.RenderTarget[0].DestinationBlend = BlendOption.BlendFactor;
bsd.RenderTarget[0].BlendOperation = BlendOperation.Add;
bsd.RenderTarget[0].SourceAlphaBlend = BlendOption.One;
bsd.RenderTarget[0].DestinationAlphaBlend = BlendOption.Zero;
bsd.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
bsd.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
var blendStateTransparent = new BlendState(device11, bsd);
// ---------------------------------------------------------------------------------------------------
// Create and tesselate an ellipse
// ---------------------------------------------------------------------------------------------------
var center = new DrawingPointF(form.ClientSize.Width/2.0f, form.ClientSize.Height/2.0f);
var ellipse = new EllipseGeometry(factory2D, new Ellipse(center, form.ClientSize.Width / 2.0f, form.ClientSize.Height / 2.0f));
// Populate a PathGeometry from Ellipse tessellation
var tesselatedGeometry = new PathGeometry(factory2D);
_geometrySink = tesselatedGeometry.Open();
// Force RoundLineJoin otherwise the tesselated looks buggy at line joins
_geometrySink.SetSegmentFlags(PathSegment.ForceRoundLineJoin);
// Tesselate the ellipse to our TessellationSink
ellipse.Tessellate(1, this);
_geometrySink.Close();
// ---------------------------------------------------------------------------------------------------
// Acquire the mutexes. These are needed to assure the device in use has exclusive access to the surface
// ---------------------------------------------------------------------------------------------------
var device10Mutex = textureD3D10.QueryInterface<KeyedMutex>();
var device11Mutex = textureD3D11.QueryInterface<KeyedMutex>();
// ---------------------------------------------------------------------------------------------------
// Main rendering loop
// ---------------------------------------------------------------------------------------------------
bool first = true;
RenderLoop
.Run(form,
() =>
{
if(first)
{
form.Activate();
first = false;
}
// clear the render target to black
context.ClearRenderTargetView(renderTargetView, Colors.DarkSlateGray);
// Draw the triangle
context.InputAssembler.InputLayout = layoutColor;
context.InputAssembler.PrimitiveTopology = PrimitiveTopology.TriangleList;
context.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(vertexBufferColor, VertexPositionColor.SizeInBytes, 0));
context.OutputMerger.BlendState = null;
var currentTechnique = effect.GetTechniqueByName("Color");
for (var pass = 0; pass < currentTechnique.Description.PassCount; ++pass)
{
using (var effectPass = currentTechnique.GetPassByIndex(pass))
{
System.Diagnostics.Debug.Assert(effectPass.IsValid, "Invalid EffectPass");
effectPass.Apply(context);
}
context.Draw(3, 0);
};
// Draw Ellipse on the shared Texture2D
device10Mutex.Acquire(0, 100);
renderTarget2D.BeginDraw();
renderTarget2D.Clear(Colors.Black);
renderTarget2D.DrawGeometry(tesselatedGeometry, solidColorBrush);
renderTarget2D.DrawEllipse(new Ellipse(center, 200, 200), solidColorBrush, 20, null);
renderTarget2D.EndDraw();
device10Mutex.Release(0);
// Draw the shared texture2D onto the screen, blending the 2d content in
device11Mutex.Acquire(0, 100);
var srv = new ShaderResourceView(device11, textureD3D11);
effect.GetVariableByName("g_Overlay").AsShaderResource().SetResource(srv);
context.InputAssembler.InputLayout = layoutOverlay;
context.InputAssembler.PrimitiveTopology = PrimitiveTopology.TriangleStrip;
context.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(vertexBufferOverlay, VertexPositionTexture.SizeInBytes, 0));
context.OutputMerger.BlendState = blendStateTransparent;
currentTechnique = effect.GetTechniqueByName("Overlay");
for (var pass = 0; pass < currentTechnique.Description.PassCount; ++pass)
{
using (var effectPass = currentTechnique.GetPassByIndex(pass))
{
System.Diagnostics.Debug.Assert(effectPass.IsValid, "Invalid EffectPass");
effectPass.Apply(context);
}
context.Draw(4, 0);
}
srv.Dispose();
device11Mutex.Release(0);
swapChain.Present(0, PresentFlags.None);
});
// dispose everything
vertexBufferColor.Dispose();
vertexBufferOverlay.Dispose();
layoutColor.Dispose();
layoutOverlay.Dispose();
effect.Dispose();
shaderByteCode.Dispose();
renderTarget2D.Dispose();
swapChain.Dispose();
device11.Dispose();
device10.Dispose();
textureD3D10.Dispose();
textureD3D11.Dispose();
factory1.Dispose();
adapter1.Dispose();
sharedResource.Dispose();
factory2D.Dispose();
surface.Dispose();
solidColorBrush.Dispose();
blendStateTransparent.Dispose();
device10Mutex.Dispose();
device11Mutex.Dispose();
}
/// <summary>
/// Function to retrieve the D3D state object.
/// </summary>
/// <param name="stateType">The state type information.</param>
/// <returns>The D3D state object.</returns>
internal override D3D.DeviceChild GetStateObject(ref GorgonBlendStates stateType)
{
#if DEBUG
#region State Validation Code.
if ((stateType.RenderTarget0.AlphaOperation == BlendOperation.Unknown) &&
(stateType.RenderTarget1.AlphaOperation == BlendOperation.Unknown) &&
(stateType.RenderTarget2.AlphaOperation == BlendOperation.Unknown) &&
(stateType.RenderTarget3.AlphaOperation == BlendOperation.Unknown) &&
(stateType.RenderTarget4.AlphaOperation == BlendOperation.Unknown) &&
(stateType.RenderTarget5.AlphaOperation == BlendOperation.Unknown) &&
(stateType.RenderTarget6.AlphaOperation == BlendOperation.Unknown) &&
(stateType.RenderTarget7.AlphaOperation == BlendOperation.Unknown))
{
throw new GorgonException(GorgonResult.CannotBind,
string.Format(Resources.GORGFX_INVALID_ENUM_VALUE, BlendOperation.Unknown,
"AlphaOperation"));
}
if ((stateType.RenderTarget0.BlendingOperation == BlendOperation.Unknown) &&
(stateType.RenderTarget1.BlendingOperation == BlendOperation.Unknown) &&
(stateType.RenderTarget2.BlendingOperation == BlendOperation.Unknown) &&
(stateType.RenderTarget3.BlendingOperation == BlendOperation.Unknown) &&
(stateType.RenderTarget4.BlendingOperation == BlendOperation.Unknown) &&
(stateType.RenderTarget5.BlendingOperation == BlendOperation.Unknown) &&
(stateType.RenderTarget6.BlendingOperation == BlendOperation.Unknown) &&
(stateType.RenderTarget7.BlendingOperation == BlendOperation.Unknown))
{
throw new GorgonException(GorgonResult.CannotBind,
string.Format(Resources.GORGFX_INVALID_ENUM_VALUE, BlendOperation.Unknown,
"BlendingOperation"));
}
if ((stateType.RenderTarget0.DestinationAlphaBlend == BlendType.Unknown) &&
(stateType.RenderTarget1.DestinationAlphaBlend == BlendType.Unknown) &&
(stateType.RenderTarget2.DestinationAlphaBlend == BlendType.Unknown) &&
(stateType.RenderTarget3.DestinationAlphaBlend == BlendType.Unknown) &&
(stateType.RenderTarget4.DestinationAlphaBlend == BlendType.Unknown) &&
(stateType.RenderTarget5.DestinationAlphaBlend == BlendType.Unknown) &&
(stateType.RenderTarget6.DestinationAlphaBlend == BlendType.Unknown) &&
(stateType.RenderTarget7.DestinationAlphaBlend == BlendType.Unknown))
{
throw new GorgonException(GorgonResult.CannotBind,
string.Format(Resources.GORGFX_INVALID_ENUM_VALUE, BlendType.Unknown,
"DestinationAlphaBlend"));
}
if ((stateType.RenderTarget0.DestinationBlend == BlendType.Unknown) &&
(stateType.RenderTarget1.DestinationBlend == BlendType.Unknown) &&
(stateType.RenderTarget2.DestinationBlend == BlendType.Unknown) &&
(stateType.RenderTarget3.DestinationBlend == BlendType.Unknown) &&
(stateType.RenderTarget4.DestinationBlend == BlendType.Unknown) &&
(stateType.RenderTarget5.DestinationBlend == BlendType.Unknown) &&
(stateType.RenderTarget6.DestinationBlend == BlendType.Unknown) &&
(stateType.RenderTarget7.DestinationBlend == BlendType.Unknown))
{
throw new GorgonException(GorgonResult.CannotBind,
string.Format(Resources.GORGFX_INVALID_ENUM_VALUE, BlendType.Unknown,
"DestinationBlend"));
}
if ((stateType.RenderTarget0.SourceAlphaBlend == BlendType.Unknown) &&
(stateType.RenderTarget1.SourceAlphaBlend == BlendType.Unknown) &&
(stateType.RenderTarget2.SourceAlphaBlend == BlendType.Unknown) &&
(stateType.RenderTarget3.SourceAlphaBlend == BlendType.Unknown) &&
(stateType.RenderTarget4.SourceAlphaBlend == BlendType.Unknown) &&
(stateType.RenderTarget5.SourceAlphaBlend == BlendType.Unknown) &&
(stateType.RenderTarget6.SourceAlphaBlend == BlendType.Unknown) &&
(stateType.RenderTarget7.SourceAlphaBlend == BlendType.Unknown))
{
throw new GorgonException(GorgonResult.CannotBind,
string.Format(Resources.GORGFX_INVALID_ENUM_VALUE, BlendType.Unknown,
"SourceAlphaBlend"));
}
if ((stateType.RenderTarget0.SourceBlend == BlendType.Unknown) &&
(stateType.RenderTarget1.SourceBlend == BlendType.Unknown) &&
(stateType.RenderTarget2.SourceBlend == BlendType.Unknown) &&
(stateType.RenderTarget3.SourceBlend == BlendType.Unknown) &&
(stateType.RenderTarget4.SourceBlend == BlendType.Unknown) &&
(stateType.RenderTarget5.SourceBlend == BlendType.Unknown) &&
(stateType.RenderTarget6.SourceBlend == BlendType.Unknown) &&
(stateType.RenderTarget7.SourceBlend == BlendType.Unknown))
{
throw new GorgonException(GorgonResult.CannotBind,
string.Format(Resources.GORGFX_INVALID_ENUM_VALUE, BlendType.Unknown,
"SourceBlend"));
}
if ((stateType.RenderTarget0.WriteMask == ColorWriteMaskFlags.None) &&
(stateType.RenderTarget1.WriteMask == ColorWriteMaskFlags.None) &&
(stateType.RenderTarget2.WriteMask == ColorWriteMaskFlags.None) &&
(stateType.RenderTarget3.WriteMask == ColorWriteMaskFlags.None) &&
(stateType.RenderTarget4.WriteMask == ColorWriteMaskFlags.None) &&
(stateType.RenderTarget5.WriteMask == ColorWriteMaskFlags.None) &&
(stateType.RenderTarget6.WriteMask == ColorWriteMaskFlags.None) &&
(stateType.RenderTarget7.WriteMask == ColorWriteMaskFlags.None))
{
throw new GorgonException(GorgonResult.CannotBind,
string.Format(Resources.GORGFX_INVALID_ENUM_VALUE, ColorWriteMaskFlags.None,
"WriteMask"));
}
#endregion
#endif
var desc = new D3D.BlendStateDescription
{
AlphaToCoverageEnable = stateType.IsAlphaCoverageEnabled,
IndependentBlendEnable = stateType.IsIndependentBlendEnabled,
};
// Copy render targets.
desc.RenderTarget[0] = stateType.RenderTarget0.Convert();
desc.RenderTarget[1] = stateType.RenderTarget1.Convert();
desc.RenderTarget[2] = stateType.RenderTarget2.Convert();
desc.RenderTarget[3] = stateType.RenderTarget3.Convert();
desc.RenderTarget[4] = stateType.RenderTarget4.Convert();
desc.RenderTarget[5] = stateType.RenderTarget5.Convert();
desc.RenderTarget[6] = stateType.RenderTarget6.Convert();
desc.RenderTarget[7] = stateType.RenderTarget7.Convert();
var state = new D3D.BlendState(Graphics.D3DDevice, desc)
{
DebugName = "Gorgon Blend State #" + StateCacheCount
};
return(state);
}
/// <summary>
/// Loads the resource.
/// </summary>
/// <param name="device">The device.</param>
/// <param name="resources">Parent ResourceDictionary.</param>
protected override void LoadResourceInternal(EngineDevice device, ResourceDictionary resources)
{
// Create default blend state
m_defaultBlendState = new Lazy <D3D11.BlendState>(() =>
{
D3D11.BlendStateDescription blendDesc = D3D11.BlendStateDescription.Default();
return(new D3D11.BlendState(device.DeviceD3D11_1, blendDesc));
});
// Create alpha blending blend state
m_alphaBlendingBlendState = new Lazy <D3D11.BlendState>(() =>
{
//Define the blend state (based on http://www.rastertek.com/dx11tut26.html)
D3D11.BlendStateDescription blendDesc = D3D11.BlendStateDescription.Default();
blendDesc.RenderTarget[0].IsBlendEnabled = true;
blendDesc.RenderTarget[0].SourceBlend = D3D11.BlendOption.SourceAlpha;
blendDesc.RenderTarget[0].DestinationBlend = D3D11.BlendOption.InverseSourceAlpha;
blendDesc.RenderTarget[0].BlendOperation = D3D11.BlendOperation.Add;
blendDesc.RenderTarget[0].DestinationAlphaBlend = D3D11.BlendOption.One;
blendDesc.RenderTarget[0].SourceAlphaBlend = D3D11.BlendOption.One;
blendDesc.RenderTarget[0].AlphaBlendOperation = D3D11.BlendOperation.Maximum;
blendDesc.RenderTarget[0].RenderTargetWriteMask = D3D11.ColorWriteMaskFlags.All;
//Create the blendstate object
return(new D3D11.BlendState(device.DeviceD3D11_1, blendDesc));
});
// Create default depth stencil state
m_depthStencilStateDefault = new Lazy <D3D11.DepthStencilState>(() =>
{
D3D11.DepthStencilStateDescription stateDesc = D3D11.DepthStencilStateDescription.Default();
stateDesc.DepthComparison = D3D11.Comparison.LessEqual;
return(new D3D11.DepthStencilState(device.DeviceD3D11_1, stateDesc));
});
// Create the depth stencil state for diabling z writes
m_depthStencilStateDisableZWrites = new Lazy <D3D11.DepthStencilState>(() =>
{
D3D11.DepthStencilStateDescription stateDesc = D3D11.DepthStencilStateDescription.Default();
stateDesc.DepthWriteMask = D3D11.DepthWriteMask.Zero;
stateDesc.DepthComparison = D3D11.Comparison.LessEqual;
return(new D3D11.DepthStencilState(device.DeviceD3D11_1, stateDesc));
});
m_depthStencilStateAllwaysPass = new Lazy <D3D11.DepthStencilState>(() =>
{
D3D11.DepthStencilStateDescription stateDesc = D3D11.DepthStencilStateDescription.Default();
stateDesc.DepthWriteMask = D3D11.DepthWriteMask.Zero;
stateDesc.DepthComparison = D3D11.Comparison.Always;
stateDesc.IsDepthEnabled = false;
return(new D3D11.DepthStencilState(device.DeviceD3D11_1, stateDesc));
});
// Create the depth stencil state for inverting z logic
m_depthStencilStateInvertedZTest = new Lazy <D3D11.DepthStencilState>(() =>
{
D3D11.DepthStencilStateDescription stateDesc = D3D11.DepthStencilStateDescription.Default();
stateDesc.DepthComparison = D3D11.Comparison.Greater;
stateDesc.DepthWriteMask = D3D11.DepthWriteMask.Zero;
return(new D3D11.DepthStencilState(device.DeviceD3D11_1, stateDesc));
});
// Create default rasterizer state
m_rasterStateDefault = new Lazy <D3D11.RasterizerState>(() =>
{
return(new D3D11.RasterizerState(device.DeviceD3D11_1, D3D11.RasterizerStateDescription.Default()));
});
// Create a raster state with depth bias
m_rasterStateBiased = new Lazy <D3D11.RasterizerState>(() =>
{
D3D11.RasterizerStateDescription rasterDesc = D3D11.RasterizerStateDescription.Default();
rasterDesc.DepthBias = GraphicsHelper.GetDepthBiasValue(device, -0.00003f);
return(new D3D11.RasterizerState(device.DeviceD3D11_1, rasterDesc));
});
// Create a raster state for wireframe rendering
m_rasterStateWireframe = new Lazy <SharpDX.Direct3D11.RasterizerState>(() =>
{
D3D11.RasterizerStateDescription rasterDesc = D3D11.RasterizerStateDescription.Default();
rasterDesc.FillMode = D3D11.FillMode.Wireframe;
return(new D3D11.RasterizerState(device.DeviceD3D11_1, rasterDesc));
});
// Create the rasterizer state for line rendering
m_rasterStateLines = new Lazy <D3D11.RasterizerState>(() =>
{
D3D11.RasterizerStateDescription stateDesc = D3D11.RasterizerStateDescription.Default();
stateDesc.CullMode = D3D11.CullMode.None;
stateDesc.IsAntialiasedLineEnabled = true;
stateDesc.FillMode = D3D11.FillMode.Solid;
return(new D3D11.RasterizerState(device.DeviceD3D11_1, stateDesc));
});
// Create sampler states
m_samplerStateLow = new Lazy <D3D11.SamplerState>(() =>
{
return(GraphicsHelper.CreateDefaultTextureSampler(device, TextureSamplerQualityLevel.Low));
});
m_samplerStateMedium = new Lazy <D3D11.SamplerState>(() =>
{
return(GraphicsHelper.CreateDefaultTextureSampler(device, TextureSamplerQualityLevel.Medium));
});
m_samplerStateHigh = new Lazy <D3D11.SamplerState>(() =>
{
return(GraphicsHelper.CreateDefaultTextureSampler(device, TextureSamplerQualityLevel.High));
});
}
public Renderer(Game game, SharpDX.Windows.RenderForm renderForm)
{
this.game = game;
int width = renderForm.ClientSize.Width, height = renderForm.ClientSize.Height;
ResolutionX = width; ResolutionY = height;
#region 3d device & context
D3D11.DeviceCreationFlags creationFlags = D3D11.DeviceCreationFlags.BgraSupport;
#if DEBUG
creationFlags |= D3D11.DeviceCreationFlags.Debug;
#endif
DXGI.SwapChainDescription swapChainDesc = new DXGI.SwapChainDescription()
{
ModeDescription = new DXGI.ModeDescription(width, height, new DXGI.Rational(60, 1), DXGI.Format.R8G8B8A8_UNorm),
SampleDescription = new DXGI.SampleDescription(SampleCount, SampleQuality),
Usage = DXGI.Usage.RenderTargetOutput,
BufferCount = 1,
OutputHandle = renderForm.Handle,
IsWindowed = true,
SwapEffect = DXGI.SwapEffect.Discard
};
D3D11.Device device;
D3D11.Device.CreateWithSwapChain(DriverType.Hardware, creationFlags, swapChainDesc, out device, out swapChain);
Device = device;
Context = Device.ImmediateContext;
#endregion
#region 2d device & context
DXGI.Device dxgiDevice = Device.QueryInterface <D3D11.Device1>().QueryInterface <DXGI.Device2>();
D2DDevice = new D2D1.Device(dxgiDevice);
D2DContext = new D2D1.DeviceContext(D2DDevice, D2D1.DeviceContextOptions.None);
D2DFactory = D2DDevice.Factory;
#endregion
#region 2d brushes/fonts
Brushes = new Dictionary <string, D2D1.Brush>();
Brushes.Add("Red", new D2D1.SolidColorBrush(D2DContext, Color.Red));
Brushes.Add("Green", new D2D1.SolidColorBrush(D2DContext, Color.Green));
Brushes.Add("Blue", new D2D1.SolidColorBrush(D2DContext, Color.Blue));
Brushes.Add("White", new D2D1.SolidColorBrush(D2DContext, Color.White));
Brushes.Add("Black", new D2D1.SolidColorBrush(D2DContext, Color.Black));
Brushes.Add("TransparentWhite", new D2D1.SolidColorBrush(D2DContext, new Color(1, 1, 1, .5f)));
Brushes.Add("TransparentBlack", new D2D1.SolidColorBrush(D2DContext, new Color(0, 0, 0, .5f)));
Brushes.Add("LightGray", new D2D1.SolidColorBrush(D2DContext, Color.LightGray));
Brushes.Add("OrangeRed", new D2D1.SolidColorBrush(D2DContext, Color.OrangeRed));
Brushes.Add("CornflowerBlue", new D2D1.SolidColorBrush(D2DContext, Color.CornflowerBlue));
Brushes.Add("Yellow", new D2D1.SolidColorBrush(D2DContext, Color.Yellow));
Brushes.Add("Magenta", new D2D1.SolidColorBrush(D2DContext, Color.Magenta));
Brushes.Add("RosyBrown", new D2D1.SolidColorBrush(D2DContext, Color.RosyBrown));
DashStyle = new D2D1.StrokeStyle(D2DFactory, new D2D1.StrokeStyleProperties()
{
StartCap = D2D1.CapStyle.Flat,
DashCap = D2D1.CapStyle.Round,
EndCap = D2D1.CapStyle.Flat,
DashStyle = D2D1.DashStyle.Custom,
DashOffset = 0,
LineJoin = D2D1.LineJoin.Round,
MiterLimit = 1
}, new float[] { 4f, 4f });
FontFactory = new DWrite.Factory();
SegoeUI24 = new DWrite.TextFormat(FontFactory, "Segoe UI", 24f);
SegoeUI14 = new DWrite.TextFormat(FontFactory, "Segoe UI", 14f);
Consolas14 = new DWrite.TextFormat(FontFactory, "Consolas", 14f);
#endregion
#region blend states
D3D11.BlendStateDescription opaqueDesc = new D3D11.BlendStateDescription();
opaqueDesc.RenderTarget[0].IsBlendEnabled = false;
opaqueDesc.RenderTarget[0].RenderTargetWriteMask = D3D11.ColorWriteMaskFlags.All;
blendStateOpaque = new D3D11.BlendState(Device, opaqueDesc);
D3D11.BlendStateDescription alphaDesc = new D3D11.BlendStateDescription();
alphaDesc.RenderTarget[0].IsBlendEnabled = true;
alphaDesc.RenderTarget[0].SourceBlend = D3D11.BlendOption.SourceAlpha;
alphaDesc.RenderTarget[0].DestinationBlend = D3D11.BlendOption.InverseSourceAlpha;
alphaDesc.RenderTarget[0].BlendOperation = D3D11.BlendOperation.Add;
alphaDesc.RenderTarget[0].SourceAlphaBlend = D3D11.BlendOption.One;
alphaDesc.RenderTarget[0].DestinationAlphaBlend = D3D11.BlendOption.Zero;
alphaDesc.RenderTarget[0].AlphaBlendOperation = D3D11.BlendOperation.Add;
alphaDesc.RenderTarget[0].RenderTargetWriteMask = D3D11.ColorWriteMaskFlags.All;
blendStateTransparent = new D3D11.BlendState(Device, alphaDesc);
#endregion
#region rasterizer states
rasterizerStateSolidCullBack = new D3D11.RasterizerState(Device, new D3D11.RasterizerStateDescription()
{
FillMode = D3D11.FillMode.Solid,
CullMode = D3D11.CullMode.Back,
IsAntialiasedLineEnabled = true,
IsDepthClipEnabled = false,
IsMultisampleEnabled = true
});
rasterizerStateWireframeCullBack = new D3D11.RasterizerState(Device, new D3D11.RasterizerStateDescription()
{
FillMode = D3D11.FillMode.Wireframe,
CullMode = D3D11.CullMode.Back,
IsAntialiasedLineEnabled = true,
IsDepthClipEnabled = false,
IsMultisampleEnabled = true
});
rasterizerStateSolidNoCull = new D3D11.RasterizerState(Device, new D3D11.RasterizerStateDescription()
{
FillMode = D3D11.FillMode.Solid,
CullMode = D3D11.CullMode.None,
IsAntialiasedLineEnabled = true,
IsDepthClipEnabled = false,
IsMultisampleEnabled = true
});
rasterizerStateWireframeNoCull = new D3D11.RasterizerState(Device, new D3D11.RasterizerStateDescription()
{
FillMode = D3D11.FillMode.Wireframe,
CullMode = D3D11.CullMode.None,
IsAntialiasedLineEnabled = true,
IsDepthClipEnabled = false,
IsMultisampleEnabled = true
});
rasterizerStateSolidCullFront = new D3D11.RasterizerState(Device, new D3D11.RasterizerStateDescription()
{
FillMode = D3D11.FillMode.Solid,
CullMode = D3D11.CullMode.Front,
IsAntialiasedLineEnabled = true,
IsDepthClipEnabled = false,
IsMultisampleEnabled = true
});
rasterizerStateWireframeCullFront = new D3D11.RasterizerState(Device, new D3D11.RasterizerStateDescription()
{
FillMode = D3D11.FillMode.Wireframe,
CullMode = D3D11.CullMode.Front,
IsAntialiasedLineEnabled = true,
IsDepthClipEnabled = false,
IsMultisampleEnabled = true
});
#endregion
#region depth stencil states
depthStencilStateDefault = new D3D11.DepthStencilState(Device, new D3D11.DepthStencilStateDescription()
{
IsDepthEnabled = true,
IsStencilEnabled = false,
DepthComparison = D3D11.Comparison.Less,
DepthWriteMask = D3D11.DepthWriteMask.All
});
depthStencilStateNoDepth = new D3D11.DepthStencilState(Device, new D3D11.DepthStencilStateDescription()
{
IsDepthEnabled = false,
IsStencilEnabled = false,
DepthComparison = D3D11.Comparison.Less,
DepthWriteMask = D3D11.DepthWriteMask.All
});
Context.OutputMerger.SetDepthStencilState(depthStencilStateDefault);
#endregion
#region blank textures
D3D11.Texture2D wtex = new D3D11.Texture2D(Device, new D3D11.Texture2DDescription()
{
ArraySize = 1,
Width = 1,
Height = 1,
Format = DXGI.Format.R32G32B32A32_Float,
CpuAccessFlags = D3D11.CpuAccessFlags.None,
MipLevels = 0,
Usage = D3D11.ResourceUsage.Default,
SampleDescription = new DXGI.SampleDescription(1, 0),
BindFlags = D3D11.BindFlags.ShaderResource,
OptionFlags = D3D11.ResourceOptionFlags.None
});
Context.UpdateSubresource(new Vector4[] { Vector4.One }, wtex);
WhiteTextureView = new D3D11.ShaderResourceView(Device, wtex);
D3D11.Texture2D btex = new D3D11.Texture2D(Device, new D3D11.Texture2DDescription()
{
ArraySize = 1,
Width = 1,
Height = 1,
Format = DXGI.Format.R32G32B32A32_Float,
CpuAccessFlags = D3D11.CpuAccessFlags.None,
MipLevels = 0,
Usage = D3D11.ResourceUsage.Default,
SampleDescription = new DXGI.SampleDescription(1, 0),
BindFlags = D3D11.BindFlags.ShaderResource,
OptionFlags = D3D11.ResourceOptionFlags.None
});
Context.UpdateSubresource(new Vector4[] { new Vector4(0, 0, 0, 1) }, btex);
BlackTextureView = new D3D11.ShaderResourceView(Device, btex);
AnisotropicSampler = new D3D11.SamplerState(Device, new D3D11.SamplerStateDescription()
{
AddressU = D3D11.TextureAddressMode.Wrap,
AddressV = D3D11.TextureAddressMode.Wrap,
AddressW = D3D11.TextureAddressMode.Wrap,
Filter = D3D11.Filter.Anisotropic,
});
#endregion
#region screen vertex & constants
constants = new CameraConstants();
constantBuffer = D3D11.Buffer.Create(Device, D3D11.BindFlags.ConstantBuffer, ref constants);
#endregion
//swapChain.GetParent<DXGI.Factory>().MakeWindowAssociation(renderForm.Handle, DXGI.WindowAssociationFlags.);
Cameras = new List <Camera>();
MainCamera = Camera.CreatePerspective(MathUtil.DegreesToRadians(70), 16 / 9f);
ActiveCamera = MainCamera;
Cameras.Add(MainCamera);
ShadowCamera = Camera.CreateOrthographic(500, 1);
ShadowCamera.zNear = 0;
ShadowCamera.zFar = 1000;
ShadowCamera.CreateResources(Device, 1, 0, 1024, 1024);
//Cameras.Add(ShadowCamera);
// TODO: Shadow camera has no depth
Resize(ResolutionX, ResolutionY);
}
/// <summary>
/// <p>Create a blend-state object that encapsulates blend state for the output-merger stage.</p>
/// </summary>
/// <param name="device">The <see cref="GraphicsDevice"/>.</param>
/// <param name="name">Name of this blend state.</param>
/// <param name="description"><dd> <p>Pointer to a blend-state description (see <strong><see cref="SharpDX.Direct3D11.BlendStateDescription" /></strong>).</p> </dd></param>
/// <param name="mask">The mask.</param>
/// <returns>A new <see cref="BlendState"/> instance.</returns>
/// <msdn-id>ff476500</msdn-id>
/// <unmanaged>HRESULT ID3D11Device::CreateBlendState([In] const D3D11_BLEND_DESC* pBlendStateDesc,[Out, Fast] ID3D11BlendState** ppBlendState)</unmanaged>
/// <unmanaged-short>ID3D11Device::CreateBlendState</unmanaged-short>
/// <remarks><p>An application can create up to 4096 unique blend-state objects. For each object created, the runtime checks to see if a previous object has the same state. If such a previous object exists, the runtime will return a reference to previous instance instead of creating a duplicate object.</p></remarks>
public static BlendState New(GraphicsDevice device, string name, BlendStateDescription description, int mask = -1)
{
return new BlendState(device, description, Color.White, mask) {Name = name};
}
protected override void CreateDeviceDependentResources()
{
RemoveAndDispose(ref vertexShader);
RemoveAndDispose(ref vertexShaderInstanced);
RemoveAndDispose(ref geomShader);
RemoveAndDispose(ref pixelShader);
RemoveAndDispose(ref blendState);
RemoveAndDispose(ref linearSampler);
RemoveAndDispose(ref perComputeBuffer);
RemoveAndDispose(ref perFrame);
// Dispose of any loaded particle textures
particleTextureSRVs.ForEach(srv => RemoveAndDispose(ref srv));
particleTextureSRVs.Clear();
// Dispose of any compute shaders
computeShaders.Select(kv => kv.Value).ToList().ForEach(cs => RemoveAndDispose(ref cs));
computeShaders.Clear();
var device = this.DeviceManager.Direct3DDevice;
#region Compile Vertex/Pixel/Geometry shaders
// Compile and create the vertex shader
using (var vsBytecode = HLSLCompiler.CompileFromFile(@"Shaders\ParticleVS.hlsl", "VSMain", "vs_5_0"))
using (var vsInstance = HLSLCompiler.CompileFromFile(@"Shaders\ParticleVS.hlsl", "VSMainInstance", "vs_5_0"))
// Compile and create the pixel shader
using (var psBytecode = HLSLCompiler.CompileFromFile(@"Shaders\ParticlePS.hlsl", "PSMain", "ps_5_0"))
// Compile and create the geometry shader
using (var gsBytecode = HLSLCompiler.CompileFromFile(@"Shaders\ParticleGS.hlsl", "PointToQuadGS", "gs_5_0"))
{
vertexShader = ToDispose(new VertexShader(device, vsBytecode));
vertexShaderInstanced = ToDispose(new VertexShader(device, vsInstance));
pixelShader = ToDispose(new PixelShader(device, psBytecode));
geomShader = ToDispose(new GeometryShader(device, gsBytecode));
}
#endregion
#region Blend States
var blendDesc = new BlendStateDescription() {
IndependentBlendEnable = false,
AlphaToCoverageEnable = false,
};
// Additive blend state that darkens
blendDesc.RenderTarget[0] = new RenderTargetBlendDescription
{
IsBlendEnabled = true,
BlendOperation = BlendOperation.Add,
AlphaBlendOperation = BlendOperation.Add,
SourceBlend = BlendOption.SourceAlpha,
DestinationBlend = BlendOption.InverseSourceAlpha,
SourceAlphaBlend = BlendOption.One,
DestinationAlphaBlend = BlendOption.Zero,
RenderTargetWriteMask = ColorWriteMaskFlags.All
};
blendState = ToDispose(new BlendState(device, blendDesc));
// Additive blend state that lightens
// (needs a dark background)
blendDesc.RenderTarget[0].DestinationBlend = BlendOption.One;
blendStateLight = ToDispose(new BlendState(device, blendDesc));
#endregion
// depth stencil state to disable Z-buffer
disableDepthWrite = ToDispose(new DepthStencilState(device, new DepthStencilStateDescription {
DepthComparison = Comparison.Less,
DepthWriteMask = SharpDX.Direct3D11.DepthWriteMask.Zero,
IsDepthEnabled = true,
IsStencilEnabled = false
}));
// Create a linear sampler
linearSampler = ToDispose(new SamplerState(device, new SamplerStateDescription
{
AddressU = TextureAddressMode.Wrap,
AddressV = TextureAddressMode.Wrap,
AddressW = TextureAddressMode.Wrap,
Filter = Filter.MinMagMipLinear, // Bilinear
MaximumLod = float.MaxValue,
MinimumLod = 0,
}));
// Create the per compute shader constant buffer
perComputeBuffer = ToDispose(new Buffer(device, Utilities.SizeOf<ParticleConstants>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
// Create the particle frame buffer
perFrame = ToDispose(new Buffer(device, Utilities.SizeOf<ParticleFrame>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
particleTextureSRVs.Add(ToDispose(ShaderResourceView.FromFile(device, "Particle.png")));
particleTextureSRVs.Add(ToDispose(ShaderResourceView.FromFile(device, "Snowflake.png")));
particleTextureSRVs.Add(ToDispose(ShaderResourceView.FromFile(device, "Square.png")));
activeParticleTextureIndex = 0;
// Reinitialize particles if > 0
if (this.Constants.MaxParticles > 0)
{
InitializeParticles(this.Constants.MaxParticles, this.Constants.MaxLifetime);
}
}
public static void CreateBlendState(ref BlendId id, BlendStateDescription description)
{
if (id == BlendId.NULL)
{
id = new BlendId(BlendStates.Allocate());
MyArrayHelpers.Reserve(ref BlendObjects, id.Index + 1);
BlendIndices.Add(id);
}
else
{
BlendObjects[id.Index].Dispose();
}
BlendStates.Data[id.Index] = description.Clone();
InitBlendState(id);
}
public static D3D.BlendState CreateBlendState(this D3D.Device device)
{
var blendDesc = new D3D.BlendStateDescription();
blendDesc.RenderTarget[0].IsBlendEnabled = true;
blendDesc.RenderTarget[0].SourceBlend = D3D.BlendOption.SourceAlpha;
blendDesc.RenderTarget[0].DestinationBlend = D3D.BlendOption.InverseSourceAlpha;
blendDesc.RenderTarget[0].BlendOperation = D3D.BlendOperation.Add;
blendDesc.RenderTarget[0].SourceAlphaBlend = D3D.BlendOption.One;
blendDesc.RenderTarget[0].DestinationAlphaBlend = D3D.BlendOption.Zero;
blendDesc.RenderTarget[0].AlphaBlendOperation = D3D.BlendOperation.Add;
blendDesc.RenderTarget[0].RenderTargetWriteMask = D3D.ColorWriteMaskFlags.All;
return new D3D.BlendState(device, blendDesc);
}
public static BlendId CreateBlendState(BlendStateDescription description)
{
BlendId id = new BlendId();
CreateBlendState(ref id, description);
return id;
}
/// <summary>
/// Constructs a new <see cref = "T:SharpDX.Direct3D11.BlendState" /> based on the specified description.
/// </summary>
/// <param name = "device">The device with which to associate the state object.</param>
/// <param name = "description">The state description.</param>
/// <returns>The newly created object.</returns>
public BlendState(Device device, BlendStateDescription description)
: base(IntPtr.Zero)
{
device.CreateBlendState(ref description, this);
}
/// <summary>
/// SetupBlendState
/// </summary>
void SetupBlendState ()
{
var rtbd = new RenderTargetBlendDescription();
bool enabled = true;
if ( BlendState.DstAlpha==Blend.Zero && BlendState.SrcAlpha==Blend.One &&
BlendState.DstColor==Blend.Zero && BlendState.SrcColor==Blend.One ) {
enabled = false;
}
rtbd.IsBlendEnabled = enabled ;
rtbd.BlendOperation = Converter.Convert( BlendState.ColorOp );
rtbd.AlphaBlendOperation = Converter.Convert( BlendState.AlphaOp );
rtbd.RenderTargetWriteMask = (ColorWriteMaskFlags)(int)BlendState.WriteMask;
rtbd.DestinationBlend = Converter.Convert( BlendState.DstColor );
rtbd.SourceBlend = Converter.Convert( BlendState.SrcColor );
rtbd.DestinationAlphaBlend = Converter.Convert( BlendState.DstAlpha );
rtbd.SourceAlphaBlend = Converter.Convert( BlendState.SrcAlpha );
var bsd = new BlendStateDescription();
bsd.AlphaToCoverageEnable = false;
bsd.IndependentBlendEnable = false;
bsd.RenderTarget[0] = rtbd;
blendFactor = SharpDXHelper.Convert( BlendState.BlendFactor );
blendMsaaMask = BlendState.MultiSampleMask;
blendState = new D3DBlendState( device.Device, bsd );
}
private void InitBlendState()
{
BlendStateDescription _BlendStateDescription = new BlendStateDescription {
AlphaToCoverageEnable = false,
IndependentBlendEnable = false
};
_BlendStateDescription.RenderTarget[0].IsBlendEnabled = true;
_BlendStateDescription.RenderTarget[0].SourceBlend = BlendOption.SourceAlpha;
_BlendStateDescription.RenderTarget[0].DestinationBlend = BlendOption.InverseSourceAlpha;
_BlendStateDescription.RenderTarget[0].BlendOperation = BlendOperation.Add;
_BlendStateDescription.RenderTarget[0].SourceAlphaBlend = BlendOption.One;
_BlendStateDescription.RenderTarget[0].DestinationAlphaBlend = BlendOption.Zero;
_BlendStateDescription.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
_BlendStateDescription.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
_BlendState = new BlendState(GraphicsAdapter.GraphicsDevice, _BlendStateDescription);
}
internal static BlendId CreateBlendState(BlendStateDescription description)
{
var id = new BlendId { Index = BlendStates.Allocate() };
MyArrayHelpers.Reserve(ref BlendObjects, id.Index + 1);
BlendStates.Data[id.Index] = description.Clone();
InitBlendState(id);
BlendIndices.Add(id);
return id;
}
protected void OnInitializeDevice()
{
Form.ClientSize = new Size(_width, _height);
// SwapChain description
var desc = new SwapChainDescription()
{
BufferCount = 1,
ModeDescription = new ModeDescription(_width, _height, new Rational(60, 1), Format.R8G8B8A8_UNorm),
IsWindowed = true,
OutputHandle = Form.Handle,
SampleDescription = new SampleDescription(1, 0),
SwapEffect = SwapEffect.Discard,
Usage = Usage.RenderTargetOutput,
};
// Create Device and SwapChain
SharpDX.Direct3D11.Device.CreateWithSwapChain(DriverType.Hardware, DeviceCreationFlags.None, desc, out _device, out _swapChain);
_immediateContext = _device.ImmediateContext;
outputMerger = _immediateContext.OutputMerger;
inputAssembler = _immediateContext.InputAssembler;
Factory factory = _swapChain.GetParent<Factory>();
factory.MakeWindowAssociation(Form.Handle, WindowAssociationFlags.None);
var blendStateDesc = new BlendStateDescription();
blendStateDesc.RenderTarget[0].IsBlendEnabled = true;
blendStateDesc.RenderTarget[0].SourceBlend = BlendOption.SourceAlpha;
blendStateDesc.RenderTarget[0].DestinationBlend = BlendOption.InverseSourceAlpha;
blendStateDesc.RenderTarget[0].BlendOperation = BlendOperation.Add;
blendStateDesc.RenderTarget[0].SourceAlphaBlend = BlendOption.One;
blendStateDesc.RenderTarget[0].DestinationAlphaBlend = BlendOption.Zero;
blendStateDesc.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
blendStateDesc.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
alphaBlendState = new BlendState(_device, blendStateDesc);
}
public bool Initialize()
{
Debug.Assert(!_initialized);
#region Shaders
string SpriteFX = @"Texture2D SpriteTex;
SamplerState samLinear {
Filter = MIN_MAG_MIP_LINEAR;
AddressU = WRAP;
AddressV = WRAP;
};
struct VertexIn {
float3 PosNdc : POSITION;
float2 Tex : TEXCOORD;
float4 Color : COLOR;
};
struct VertexOut {
float4 PosNdc : SV_POSITION;
float2 Tex : TEXCOORD;
float4 Color : COLOR;
};
VertexOut VS(VertexIn vin) {
VertexOut vout;
vout.PosNdc = float4(vin.PosNdc, 1.0f);
vout.Tex = vin.Tex;
vout.Color = vin.Color;
return vout;
};
float4 PS(VertexOut pin) : SV_Target {
return pin.Color*SpriteTex.Sample(samLinear, pin.Tex);
};
technique11 SpriteTech {
pass P0 {
SetVertexShader( CompileShader( vs_5_0, VS() ) );
SetHullShader( NULL );
SetDomainShader( NULL );
SetGeometryShader( NULL );
SetPixelShader( CompileShader( ps_5_0, PS() ) );
}
};";
#endregion
_compiledFX = ShaderBytecode.Compile(SpriteFX, "SpriteTech", "fx_5_0");
{
if (_compiledFX.HasErrors)
return false;
_effect = new Effect(_device, _compiledFX);
{
_spriteTech = _effect.GetTechniqueByName("SpriteTech");
_spriteMap = _effect.GetVariableByName("SpriteTex").AsShaderResource();
var pass = _spriteTech.GetPassByIndex(0).Description.Signature;
InputElement[] layoutDesc = {
new InputElement("POSITION", 0, SharpDX.DXGI.Format.R32G32B32_Float, 0, 0, InputClassification.PerVertexData, 0),
new InputElement("TEXCOORD", 0, SharpDX.DXGI.Format.R32G32_Float, 12, 0, InputClassification.PerVertexData, 0),
new InputElement("COLOR", 0, SharpDX.DXGI.Format.R32G32B32A32_Float, 20, 0, InputClassification.PerVertexData, 0)
};
_inputLayout = new InputLayout(_device, pass, layoutDesc);
// Create Vertex Buffer
BufferDescription vbd = new BufferDescription
{
SizeInBytes = 2048 * Marshal.SizeOf(typeof(SpriteVertex)),
Usage = ResourceUsage.Dynamic,
BindFlags = BindFlags.VertexBuffer,
CpuAccessFlags = CpuAccessFlags.Write,
OptionFlags = ResourceOptionFlags.None,
StructureByteStride = 0
};
_VB = new SharpDX.Direct3D11.Buffer(_device, vbd);
// Create and initialise Index Buffer
short[] indices = new short[3072];
for (ushort i = 0; i < 512; ++i)
{
indices[i * 6] = (short)(i * 4);
indices[i * 6 + 1] = (short)(i * 4 + 1);
indices[i * 6 + 2] = (short)(i * 4 + 2);
indices[i * 6 + 3] = (short)(i * 4);
indices[i * 6 + 4] = (short)(i * 4 + 2);
indices[i * 6 + 5] = (short)(i * 4 + 3);
}
_indexBuffer = Marshal.AllocHGlobal(indices.Length * Marshal.SizeOf(indices[0]));
Marshal.Copy(indices, 0, _indexBuffer, indices.Length);
BufferDescription ibd = new BufferDescription
{
SizeInBytes = 3072 * Marshal.SizeOf(typeof(short)),
Usage = ResourceUsage.Immutable,
BindFlags = BindFlags.IndexBuffer,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None,
StructureByteStride = 0
};
_IB = new SharpDX.Direct3D11.Buffer(_device, _indexBuffer, ibd);
BlendStateDescription transparentDesc = new BlendStateDescription()
{
AlphaToCoverageEnable = false,
IndependentBlendEnable = false,
};
transparentDesc.RenderTarget[0].IsBlendEnabled = true;
transparentDesc.RenderTarget[0].SourceBlend = BlendOption.SourceAlpha;
transparentDesc.RenderTarget[0].DestinationBlend = BlendOption.InverseSourceAlpha;
transparentDesc.RenderTarget[0].BlendOperation = BlendOperation.Add;
transparentDesc.RenderTarget[0].SourceAlphaBlend = BlendOption.One;
transparentDesc.RenderTarget[0].DestinationAlphaBlend = BlendOption.Zero;
transparentDesc.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
transparentDesc.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
_transparentBS = new BlendState(_device, transparentDesc);
}
}
_initialized = true;
return true;
}
private void InitializeDeviceResources(DXGI.SwapChain swapChain)
{
backbufferTexture = swapChain.GetBackBuffer <D3D11.Texture2D>(0);
backbufferRTV = new D3D11.RenderTargetView(device, backbufferTexture);
width = backbufferTexture.Description.Width;
height = backbufferTexture.Description.Height;
var depthBufferDesc = new D3D11.Texture2DDescription()
{
Width = width,
Height = height,
MipLevels = 1,
ArraySize = 1,
Format = DXGI.Format.D24_UNorm_S8_UInt,
SampleDescription = new DXGI.SampleDescription(1, 0),
Usage = D3D11.ResourceUsage.Default,
BindFlags = D3D11.BindFlags.DepthStencil,
CpuAccessFlags = D3D11.CpuAccessFlags.None,
OptionFlags = D3D11.ResourceOptionFlags.None
};
using (var depthStencilBufferTexture = new D3D11.Texture2D(device, depthBufferDesc))
{
var depthStencilViewDesc = new D3D11.DepthStencilViewDescription()
{
Format = DXGI.Format.D24_UNorm_S8_UInt,
Dimension = D3D11.DepthStencilViewDimension.Texture2D,
Texture2D = new D3D11.DepthStencilViewDescription.Texture2DResource()
{
MipSlice = 0
}
};
depthDSV = new D3D11.DepthStencilView(device, depthStencilBufferTexture, depthStencilViewDesc);
}
var depthStencilDesc = new D3D11.DepthStencilStateDescription()
{
IsDepthEnabled = true,
DepthWriteMask = D3D11.DepthWriteMask.All,
DepthComparison = D3D11.Comparison.Less,
IsStencilEnabled = false,
StencilReadMask = 0xFF,
StencilWriteMask = 0xFF,
FrontFace = new D3D11.DepthStencilOperationDescription()
{
FailOperation = D3D11.StencilOperation.Keep,
DepthFailOperation = D3D11.StencilOperation.Keep,
PassOperation = D3D11.StencilOperation.Keep,
Comparison = D3D11.Comparison.Always
},
BackFace = new D3D11.DepthStencilOperationDescription()
{
FailOperation = D3D11.StencilOperation.Keep,
DepthFailOperation = D3D11.StencilOperation.Keep,
PassOperation = D3D11.StencilOperation.Keep,
Comparison = D3D11.Comparison.Always
}
};
depthStencilState = new D3D11.DepthStencilState(device, depthStencilDesc);
var rasterDesc = new D3D11.RasterizerStateDescription()
{
IsAntialiasedLineEnabled = false,
CullMode = D3D11.CullMode.Back,
DepthBias = 0,
DepthBiasClamp = 0.0f,
IsDepthClipEnabled = false,
FillMode = D3D11.FillMode.Solid,
IsFrontCounterClockwise = false,
IsMultisampleEnabled = false,
IsScissorEnabled = false,
SlopeScaledDepthBias = 0.0f
};
/*var blendDesc = new D3D11.BlendStateDescription();
* blendDesc.RenderTarget[0].IsBlendEnabled = true;
* blendDesc.RenderTarget[0].SourceBlend = D3D11.BlendOption.SourceAlpha;
* blendDesc.RenderTarget[0].DestinationBlend = D3D11.BlendOption.InverseSourceAlpha;
* blendDesc.RenderTarget[0].BlendOperation = D3D11.BlendOperation.Add;
* blendDesc.RenderTarget[0].SourceAlphaBlend = D3D11.BlendOption.Zero;
* blendDesc.RenderTarget[0].DestinationAlphaBlend = D3D11.BlendOption.Zero;
* blendDesc.RenderTarget[0].AlphaBlendOperation = D3D11.BlendOperation.Add;
* blendDesc.RenderTarget[0].RenderTargetWriteMask = D3D11.ColorWriteMaskFlags.All;*/
#if ALPHABLENDING
var blendDesc = new D3D11.BlendStateDescription();
blendDesc.RenderTarget[0].IsBlendEnabled = true;
blendDesc.RenderTarget[0].SourceBlend = D3D11.BlendOption.SourceAlpha;
blendDesc.RenderTarget[0].DestinationBlend = D3D11.BlendOption.InverseSourceAlpha;
blendDesc.RenderTarget[0].BlendOperation = D3D11.BlendOperation.Add;
blendDesc.RenderTarget[0].SourceAlphaBlend = D3D11.BlendOption.Zero;
blendDesc.RenderTarget[0].DestinationAlphaBlend = D3D11.BlendOption.One;
blendDesc.RenderTarget[0].AlphaBlendOperation = D3D11.BlendOperation.Add;
blendDesc.RenderTarget[0].RenderTargetWriteMask = D3D11.ColorWriteMaskFlags.All;
#endif
#if ADDITIVEBLENDING
var blendDesc = new D3D11.BlendStateDescription();
blendDesc.RenderTarget[0].IsBlendEnabled = true;
blendDesc.RenderTarget[0].SourceBlend = D3D11.BlendOption.SourceAlpha;
blendDesc.RenderTarget[0].DestinationBlend = D3D11.BlendOption.DestinationAlpha;
blendDesc.RenderTarget[0].BlendOperation = D3D11.BlendOperation.Add;
blendDesc.RenderTarget[0].SourceAlphaBlend = D3D11.BlendOption.One;
blendDesc.RenderTarget[0].DestinationAlphaBlend = D3D11.BlendOption.One;
blendDesc.RenderTarget[0].AlphaBlendOperation = D3D11.BlendOperation.Add;
blendDesc.RenderTarget[0].RenderTargetWriteMask = D3D11.ColorWriteMaskFlags.All;
#endif
// RenderTarget[0].BlendOpSharpDX.Direct3D11.BlendOperation.Add RenderTarget[0].SrcBlendAlphaSharpDX.Direct3D11.BlendOption.One
// RenderTarget[0].DestBlendAlphaSharpDX.Direct3D11.BlendOption.Zero RenderTarget[0].BlendOpAlphaSharpDX.Direct3D11.BlendOperation.Add
// RenderTarget[0].RenderTargetWriteMaskSharpDX.Direct3D11.ColorWriteMaskFlags.All
blendState = new D3D11.BlendState(device, blendDesc);
rasterizerState = new D3D11.RasterizerState(device, rasterDesc);
}
