public PhysicsDebugDraw(DeviceManager manager)
{
device = manager.Direct3DDevice;
inputAssembler = device.ImmediateContext.InputAssembler;
lineArray = new PositionColored[0];
using (var bc = HLSLCompiler.CompileFromFile(@"Shaders\PhysicsDebug.hlsl", "VSMain", "vs_5_0"))
{
vertexShader = new VertexShader(device, bc);
InputElement[] elements = new InputElement[]
{
new InputElement("SV_POSITION", 0, Format.R32G32B32_Float, 0, 0, InputClassification.PerVertexData, 0),
new InputElement("COLOR", 0, Format.R8G8B8A8_UNorm, 12, 0, InputClassification.PerVertexData, 0)
};
inputLayout = new InputLayout(device, bc, elements);
}
vertexBufferDesc = new BufferDescription()
{
Usage = ResourceUsage.Dynamic,
BindFlags = BindFlags.VertexBuffer,
CpuAccessFlags = CpuAccessFlags.Write
};
vertexBufferBinding = new VertexBufferBinding(null, PositionColored.Stride, 0);
using (var bc = HLSLCompiler.CompileFromFile(@"Shaders\PhysicsDebug.hlsl", "PSMain", "ps_5_0"))
pixelShader = new PixelShader(device, bc);
}
// Compile compute shader from file and add to computeShaders dictionary
public void CompileComputeShader(string csFunction, string csFile = @"Shaders\ParticleCS.hlsl", string csProfile = "cs_5_0")
{
SharpDX.Direct3D.ShaderMacro[] defines = new[] {
new SharpDX.Direct3D.ShaderMacro("THREADSX", ThreadsX),
new SharpDX.Direct3D.ShaderMacro("THREADSY", ThreadsY),
};
using (var bytecode = HLSLCompiler.CompileFromFile(csFile, csFunction, csProfile, defines))
{
computeShaders[csFunction] = ToDispose(new ComputeShader(this.DeviceManager.Direct3DDevice, bytecode));
}
}
protected override void CreateDeviceDependentResources(DeviceManager deviceManager)
{
base.CreateDeviceDependentResources(deviceManager);
// Release all resources
RemoveAndDispose(ref vertexShader);
RemoveAndDispose(ref pixelShader);
RemoveAndDispose(ref depthPixelShader);
RemoveAndDispose(ref lambertShader);
RemoveAndDispose(ref blinnPhongShader);
RemoveAndDispose(ref phongShader);
RemoveAndDispose(ref vertexLayout);
RemoveAndDispose(ref perObjectBuffer);
RemoveAndDispose(ref perFrameBuffer);
RemoveAndDispose(ref perMaterialBuffer);
RemoveAndDispose(ref perArmatureBuffer);
RemoveAndDispose(ref depthStencilState);
// Get a reference to the Device1 instance and immediate context
var device = deviceManager.Direct3DDevice;
var context = deviceManager.Direct3DContext;
// Compile and create the vertex shader and input layout
using (var vertexShaderBytecode = HLSLCompiler.CompileFromFile(@"Shaders\VS.hlsl", "VSMain", "vs_5_0"))
{
vertexShader = ToDispose(new VertexShader(device, vertexShaderBytecode));
// Layout from VertexShader input signature
vertexLayout = ToDispose(new InputLayout(device,
vertexShaderBytecode.GetPart(ShaderBytecodePart.InputSignatureBlob),
new[]
{
// "SV_Position" = vertex coordinate in object space
new InputElement("SV_Position", 0, Format.R32G32B32_Float, 0, 0),
// "NORMAL" = the vertex normal
new InputElement("NORMAL", 0, Format.R32G32B32_Float, 12, 0),
// "COLOR"
new InputElement("COLOR", 0, Format.R8G8B8A8_UNorm, 24, 0),
// "UV"
new InputElement("TEXCOORD", 0, Format.R32G32_Float, 28, 0),
// "SkinIndices"
new InputElement("BLENDINDICES", 0, Format.R32G32B32A32_UInt, 36, 0),
// "SkinWeights"
new InputElement("BLENDWEIGHT", 0, Format.R32G32B32A32_Float, 52, 0),
}));
}
// Compile and create the pixel shader
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\SimplePS.hlsl", "PSMain", "ps_5_0"))
pixelShader = ToDispose(new PixelShader(device, bytecode));
// Compile and create the depth vertex and pixel shaders
// This shader is for checking what the depth buffer would look like
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\DepthPS.hlsl", "PSMain", "ps_5_0"))
depthPixelShader = ToDispose(new PixelShader(device, bytecode));
// Compile and create the Lambert pixel shader
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\DiffusePS.hlsl", "PSMain", "ps_5_0"))
lambertShader = ToDispose(new PixelShader(device, bytecode));
// Compile and create the Lambert pixel shader
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\BlinnPhongPS.hlsl", "PSMain", "ps_5_0"))
blinnPhongShader = ToDispose(new PixelShader(device, bytecode));
// Compile and create the Lambert pixel shader
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\PhongPS.hlsl", "PSMain", "ps_5_0"))
phongShader = ToDispose(new PixelShader(device, bytecode));
// IMPORTANT: A constant buffer's size must be a multiple of 16-bytes
// use LayoutKind.Explicit and an explicit Size= to force this for structures
// or alternatively add padding fields and use a LayoutKind.Sequential and Pack=1
// Create the constant buffer that will
// store our worldViewProjection matrix
perObjectBuffer = ToDispose(new SharpDX.Direct3D11.Buffer(device, Utilities.SizeOf <ConstantBuffers.PerObject>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
// Create the per frame constant buffer
// lighting / camera position
perFrameBuffer = ToDispose(new Buffer(device, Utilities.SizeOf <ConstantBuffers.PerFrame>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
// Create the per material constant buffer
perMaterialBuffer = ToDispose(new Buffer(device, Utilities.SizeOf <ConstantBuffers.PerMaterial>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
// Create the per armature/skeletong constant buffer
perArmatureBuffer = ToDispose(new Buffer(device, ConstantBuffers.PerArmature.Size(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
// Configure the depth buffer to discard pixels that are
// further than the current pixel.
depthStencilState = ToDispose(new DepthStencilState(device,
new DepthStencilStateDescription()
{
IsDepthEnabled = true, // enable depth?
DepthComparison = Comparison.Less,
DepthWriteMask = SharpDX.Direct3D11.DepthWriteMask.All,
IsStencilEnabled = false, // enable stencil?
StencilReadMask = 0xff, // 0xff (no mask)
StencilWriteMask = 0xff, // 0xff (no mask)
// Configure FrontFace depth/stencil operations
FrontFace = new DepthStencilOperationDescription()
{
Comparison = Comparison.Always,
PassOperation = StencilOperation.Keep,
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Increment
},
// Configure BackFace depth/stencil operations
BackFace = new DepthStencilOperationDescription()
{
Comparison = Comparison.Always,
PassOperation = StencilOperation.Keep,
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Decrement
},
}));
// Tell the IA what the vertices will look like
context.InputAssembler.InputLayout = vertexLayout;
// Set our constant buffer (to store worldViewProjection)
context.VertexShader.SetConstantBuffer(0, perObjectBuffer);
context.VertexShader.SetConstantBuffer(1, perFrameBuffer);
context.VertexShader.SetConstantBuffer(2, perMaterialBuffer);
context.VertexShader.SetConstantBuffer(3, perArmatureBuffer);
// Set the vertex shader to run
context.VertexShader.Set(vertexShader);
// Set our pixel constant buffers
context.PixelShader.SetConstantBuffer(1, perFrameBuffer);
context.PixelShader.SetConstantBuffer(2, perMaterialBuffer);
// Set the pixel shader to run
context.PixelShader.Set(blinnPhongShader);
// Set our depth stencil state
context.OutputMerger.DepthStencilState = depthStencilState;
// Back-face culling
context.Rasterizer.State = ToDispose(new RasterizerState(device, new RasterizerStateDescription()
{
FillMode = FillMode.Solid,
CullMode = CullMode.Back,
}));
}
protected override void CreateDeviceDependentResources(DeviceManager deviceManager)
{
base.CreateDeviceDependentResources(deviceManager);
// Release all resources
RemoveAndDispose(ref vertexShader);
RemoveAndDispose(ref pixelShader);
RemoveAndDispose(ref depthPixelShader);
RemoveAndDispose(ref lambertShader);
RemoveAndDispose(ref blinnPhongShader);
RemoveAndDispose(ref phongShader);
RemoveAndDispose(ref tessellateVertexShader);
RemoveAndDispose(ref tessellateTriIntegerShader);
RemoveAndDispose(ref tessellateTriPow2Shader);
RemoveAndDispose(ref tessellateTriFractionalEvenShader);
RemoveAndDispose(ref tessellateTriFractionalOddShader);
RemoveAndDispose(ref tessellateTriDomainShader);
RemoveAndDispose(ref tessellatePhongDomainShader);
RemoveAndDispose(ref debugNormals);
RemoveAndDispose(ref vertexLayout);
RemoveAndDispose(ref perObjectBuffer);
RemoveAndDispose(ref perFrameBuffer);
RemoveAndDispose(ref perMaterialBuffer);
RemoveAndDispose(ref perArmatureBuffer);
RemoveAndDispose(ref decalBuffer);
RemoveAndDispose(ref decalDiffuse);
RemoveAndDispose(ref decalDisplacement);
RemoveAndDispose(ref decalNormal);
RemoveAndDispose(ref depthStencilState);
// Get a reference to the Device1 instance and immediate context
var device = deviceManager.Direct3DDevice;
var context = deviceManager.Direct3DContext;
// Compile and create the vertex shader and input layout
using (var vertexShaderBytecode = HLSLCompiler.CompileFromFile(@"Shaders\VS.hlsl", "VSMain", "vs_5_0"))
using (var vertexTessBytecode = HLSLCompiler.CompileFromFile(@"Shaders\VS.hlsl", "VSPassThruTessellate", "vs_5_0"))
{
vertexShader = ToDispose(new VertexShader(device, vertexShaderBytecode));
tessellateVertexShader = ToDispose(new VertexShader(device, vertexTessBytecode));
// Layout from VertexShader input signature
vertexLayout = ToDispose(new InputLayout(device,
vertexShaderBytecode.GetPart(ShaderBytecodePart.InputSignatureBlob),
new[]
{
// "SV_Position" = vertex coordinate in object space
new InputElement("SV_Position", 0, Format.R32G32B32_Float, 0, 0),
// "NORMAL" = the vertex normal
new InputElement("NORMAL", 0, Format.R32G32B32_Float, 12, 0),
// "COLOR"
new InputElement("COLOR", 0, Format.R8G8B8A8_UNorm, 24, 0),
// "UV"
new InputElement("TEXCOORD", 0, Format.R32G32_Float, 28, 0),
// "BLENDINDICES"
new InputElement("BLENDINDICES", 0, Format.R32G32B32A32_UInt, 36, 0),
// "BLENDWEIGHT"
new InputElement("BLENDWEIGHT", 0, Format.R32G32B32A32_Float, 52, 0),
// "TANGENT"
new InputElement("TANGENT", 0, Format.R32G32B32A32_Float, 68, 0),
}));
}
// Compile and create the pixel shader
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\SimplePS.hlsl", "PSMain", "ps_5_0"))
pixelShader = ToDispose(new PixelShader(device, bytecode));
// Compile and create the depth vertex and pixel shaders
// This shader is for checking what the depth buffer would look like
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\DepthPS.hlsl", "PSMain", "ps_5_0"))
depthPixelShader = ToDispose(new PixelShader(device, bytecode));
// Compile and create the Lambert pixel shader
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\DiffusePS.hlsl", "PSMain", "ps_5_0"))
lambertShader = ToDispose(new PixelShader(device, bytecode));
// Compile and create the Lambert pixel shader
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\BlinnPhongPS.hlsl", "PSMain", "ps_5_0"))
blinnPhongShader = ToDispose(new PixelShader(device, bytecode));
// Compile and create the Lambert pixel shader
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\PhongPS.hlsl", "PSMain", "ps_5_0"))
phongShader = ToDispose(new PixelShader(device, bytecode));
#region Tessellation Shaders
using (var triIntegerBytecode = HLSLCompiler.CompileFromFile(@"Shaders\TessellateTri.hlsl", "HS_TrianglesInteger", "hs_5_0", null))
using (var triPow2Bytecode = HLSLCompiler.CompileFromFile(@"Shaders\TessellateTri.hlsl", "HS_TrianglesPow2", "hs_5_0", null))
using (var triFractionalEvenBytecode = HLSLCompiler.CompileFromFile(@"Shaders\TessellateTri.hlsl", "HS_TrianglesFractionalEven", "hs_5_0", null))
using (var triFractionalOddBytecode = HLSLCompiler.CompileFromFile(@"Shaders\TessellateTri.hlsl", "HS_TrianglesFractionalOdd", "hs_5_0", null))
using (var triDomainShaderBytecode = HLSLCompiler.CompileFromFile(@"Shaders\TessellateTri.hlsl", "DS_Triangles", "ds_5_0", null))
{
tessellateTriIntegerShader = ToDispose(new HullShader(device, triIntegerBytecode));
tessellateTriPow2Shader = ToDispose(new HullShader(device, triPow2Bytecode));
tessellateTriFractionalEvenShader = ToDispose(new HullShader(device, triFractionalEvenBytecode));
tessellateTriFractionalOddShader = ToDispose(new HullShader(device, triFractionalOddBytecode));
tessellateTriDomainShader = ToDispose(new DomainShader(device, triDomainShaderBytecode));
}
using (var phongDomainShaderBytecode = HLSLCompiler.CompileFromFile(@"Shaders\TessellatePhong.hlsl", "DS_PhongTessellation", "ds_5_0", null))
{
tessellatePhongDomainShader = ToDispose(new DomainShader(device, phongDomainShaderBytecode));
}
using (var pnTriIntegerBytecode = HLSLCompiler.CompileFromFile(@"Shaders\TessellatePNTri.hlsl", "HS_PNTrianglesInteger", "hs_5_0", null))
using (var pnTriPow2Bytecode = HLSLCompiler.CompileFromFile(@"Shaders\TessellatePNTri.hlsl", "HS_PNTrianglesPow2", "hs_5_0", null))
using (var pnTriFractionalEvenBytecode = HLSLCompiler.CompileFromFile(@"Shaders\TessellatePNTri.hlsl", "HS_PNTrianglesFractionalEven", "hs_5_0", null))
using (var pnTriFractionalOddBytecode = HLSLCompiler.CompileFromFile(@"Shaders\TessellatePNTri.hlsl", "HS_PNTrianglesFractionalOdd", "hs_5_0", null))
using (var pnTriDomainShaderBytecode = HLSLCompiler.CompileFromFile(@"Shaders\TessellatePNTri.hlsl", "DS_PNTriangles", "ds_5_0", null))
{
pnTriIntegerShader = ToDispose(new HullShader(device, pnTriIntegerBytecode));
pnTriPow2Shader = ToDispose(new HullShader(device, pnTriPow2Bytecode));
pnTriFractionalEvenShader = ToDispose(new HullShader(device, pnTriFractionalEvenBytecode));
pnTriFractionalOddShader = ToDispose(new HullShader(device, pnTriFractionalOddBytecode));
pnTriDomainShader = ToDispose(new DomainShader(device, pnTriDomainShaderBytecode));
}
using (var geomShaderByteCode = HLSLCompiler.CompileFromFile(@"Shaders\GS_DebugNormals.hlsl", "GSMain", "gs_5_0", null))
{
debugNormals = ToDispose(new GeometryShader(device, geomShaderByteCode));
}
#endregion
// IMPORTANT: A constant buffer's size must be a multiple of 16-bytes
// use LayoutKind.Explicit and an explicit Size= to force this for structures
// or alternatively add padding fields and use a LayoutKind.Sequential and Pack=1
// Create the constant buffer that will
// store our worldViewProjection matrix
perObjectBuffer = ToDispose(new SharpDX.Direct3D11.Buffer(device, Utilities.SizeOf <ConstantBuffers.PerObject>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
// Create the per frame constant buffer
// lighting / camera position
perFrameBuffer = ToDispose(new Buffer(device, Utilities.SizeOf <ConstantBuffers.PerFrame>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
// Create the per material constant buffer
perMaterialBuffer = ToDispose(new Buffer(device, Utilities.SizeOf <ConstantBuffers.PerMaterial>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
// Create the per armature/skeletong constant buffer
perArmatureBuffer = ToDispose(new Buffer(device, ConstantBuffers.PerArmature.Size(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
// Create the decal buffer
decalBuffer = ToDispose(new Buffer(device, Utilities.SizeOf <ConstantBuffers.DecalBuffer>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
// Load the decal textures
decalDiffuse = ToDispose(TextureLoader.ShaderResourceViewFromFile(device, "Crater_Diffuse.png"));
decalDisplacement = ToDispose(TextureLoader.ShaderResourceViewFromFile(device, "Crater_Displacement.png"));
decalNormal = ToDispose(TextureLoader.ShaderResourceViewFromFile(device, "Crater_Normal.png"));
// Configure the depth buffer to discard pixels that are
// further than the current pixel.
depthStencilState = ToDispose(new DepthStencilState(device,
new DepthStencilStateDescription()
{
IsDepthEnabled = true, // enable depth?
DepthComparison = Comparison.Less,
DepthWriteMask = SharpDX.Direct3D11.DepthWriteMask.All,
IsStencilEnabled = false, // enable stencil?
StencilReadMask = 0xff, // 0xff (no mask)
StencilWriteMask = 0xff, // 0xff (no mask)
// Configure FrontFace depth/stencil operations
FrontFace = new DepthStencilOperationDescription()
{
Comparison = Comparison.Always,
PassOperation = StencilOperation.Keep,
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Increment
},
// Configure BackFace depth/stencil operations
BackFace = new DepthStencilOperationDescription()
{
Comparison = Comparison.Always,
PassOperation = StencilOperation.Keep,
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Decrement
},
}));
// Tell the IA what the vertices will look like
// in this case two 4-component 32bit floats
// (32 bytes in total)
context.InputAssembler.InputLayout = vertexLayout;
// Set our constant buffer (to store worldViewProjection)
context.VertexShader.SetConstantBuffer(0, perObjectBuffer);
context.VertexShader.SetConstantBuffer(1, perFrameBuffer);
context.VertexShader.SetConstantBuffer(2, perMaterialBuffer);
context.VertexShader.SetConstantBuffer(3, perArmatureBuffer);
// Set the vertex shader to run
context.VertexShader.Set(vertexShader);
// Set our hull shader constant buffers
context.HullShader.SetConstantBuffer(0, perObjectBuffer);
context.HullShader.SetConstantBuffer(1, perFrameBuffer);
// Set default Hull Shader
context.HullShader.Set(tessellateTriIntegerShader);
context.DomainShader.SetConstantBuffer(0, perObjectBuffer);
context.DomainShader.SetConstantBuffer(1, perFrameBuffer);
context.DomainShader.SetConstantBuffer(2, perMaterialBuffer);
context.DomainShader.Set(tessellateTriDomainShader);
// Set gemoetry shader buffers
context.GeometryShader.SetConstantBuffer(0, perObjectBuffer);
context.GeometryShader.SetConstantBuffer(1, perFrameBuffer);
// Set our pixel constant buffers
context.PixelShader.SetConstantBuffer(1, perFrameBuffer);
context.PixelShader.SetConstantBuffer(2, perMaterialBuffer);
// Set the pixel shader to run
context.PixelShader.Set(blinnPhongShader);
// Set our depth stencil state
context.OutputMerger.DepthStencilState = depthStencilState;
// Add the decal buffer to the pixel, hull and domain shaders (it uses the 5th slot 0-indexed)
context.HullShader.SetConstantBuffer(4, decalBuffer);
context.DomainShader.SetConstantBuffer(4, decalBuffer);
context.PixelShader.SetConstantBuffer(4, decalBuffer);
// No culling
context.Rasterizer.State = ToDispose(new RasterizerState(device, new RasterizerStateDescription()
{
FillMode = FillMode.Solid,
CullMode = CullMode.None
}));
}
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(TextureLoader.ShaderResourceViewFromFile(device, "Particle.png")));
particleTextureSRVs.Add(ToDispose(TextureLoader.ShaderResourceViewFromFile(device, "Snowflake.png")));
particleTextureSRVs.Add(ToDispose(TextureLoader.ShaderResourceViewFromFile(device, "Square.png")));
activeParticleTextureIndex = 0;
// Reinitialize particles if > 0
if (this.Constants.MaxParticles > 0)
{
InitializeParticles(this.Constants.MaxParticles, this.Constants.MaxLifetime);
}
}
protected override void CreateDeviceDependentResources(DeviceManager deviceManager)
{
base.CreateDeviceDependentResources(deviceManager);
// Release all resources
RemoveAndDispose(ref vertexShader);
RemoveAndDispose(ref shadowVSShader);
//RemoveAndDispose(ref depthPixelShaderBytecode);
//RemoveAndDispose(ref lambertShader);
RemoveAndDispose(ref blinnPhongShader);
RemoveAndDispose(ref envMapVSShader);
RemoveAndDispose(ref envMapGSShader);
RemoveAndDispose(ref envMapPSShader);
RemoveAndDispose(ref vertexLayout);
RemoveAndDispose(ref perObjectBuffer);
RemoveAndDispose(ref perFrameBuffer);
RemoveAndDispose(ref perMaterialBuffer);
RemoveAndDispose(ref perArmatureBuffer);
RemoveAndDispose(ref depthStencilState);
RemoveAndDispose(ref rasterizerState);
RemoveAndDispose(ref textureCube);
RemoveAndDispose(ref perSkyBox);
// Get a reference to the Device1 instance and immediate context
var device = deviceManager.Direct3DDevice;
var context = deviceManager.Direct3DContext;
// Compile and create the vertex shader and input layout
using (var vertexShaderBytecode = HLSLCompiler.CompileFromFile(@"Shaders\VS.hlsl", "VSMain", "vs_5_0"))
{
vertexShader = ToDispose(new VertexShader(device, vertexShaderBytecode));
// Layout from VertexShader input signature
vertexLayout = ToDispose(new InputLayout(device,
vertexShaderBytecode.GetPart(ShaderBytecodePart.InputSignatureBlob),
new[]
{
// "SV_Position" = vertex coordinate in object space
new InputElement("SV_Position", 0, Format.R32G32B32_Float, 0, 0),
// "NORMAL" = the vertex normal
new InputElement("NORMAL", 0, Format.R32G32B32_Float, 12, 0),
// "COLOR"
new InputElement("COLOR", 0, Format.R8G8B8A8_UNorm, 24, 0),
// "UV"
new InputElement("TEXCOORD", 0, Format.R32G32_Float, 28, 0),
// "SkinIndices"
new InputElement("BLENDINDICES", 0, Format.R32G32B32A32_UInt, 36, 0),
// "SkinWeights"
new InputElement("BLENDWEIGHT", 0, Format.R32G32B32A32_Float, 52, 0),
}));
}
// Compile and create the blinn phong pixel shader
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\BlinnPhongPS.hlsl", "PSMain", "ps_5_0"))
blinnPhongShader = ToDispose(new PixelShader(device, bytecode));
//Compile and create the Lambert pixel shader
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\VSDepth.hlsl", "Shadow_VS", "vs_5_0"))
shadowVSShader = ToDispose(new VertexShader(device, bytecode));
// Compile CubeMap VS and GS shaders
using (var vsBytecode = HLSLCompiler.CompileFromFile(@"Shaders\CubeMap.hlsl", "VS_CubeMap", "vs_5_0", null))
using (var gsBytecode = HLSLCompiler.CompileFromFile(@"Shaders\CubeMap.hlsl", "GS_CubeMap", "gs_5_0", null))
using (var psBytecode = HLSLCompiler.CompileFromFile(@"Shaders\CubeMap.hlsl", "PS_CubeMap", "ps_5_0", null))
{
envMapVSShader = ToDispose(new VertexShader(device, vsBytecode));
envMapGSShader = ToDispose(new GeometryShader(device, gsBytecode));
envMapPSShader = ToDispose(new PixelShader(device, psBytecode));
}
textureCube = ToDispose(ShaderResourceView.FromFile(device, "Textures/2.dds"));
// IMPORTANT: A constant buffer's size must be a multiple of 16-bytes
// use LayoutKind.Explicit and an explicit Size= to force this for structures
// or alternatively add padding fields and use a LayoutKind.Sequential and Pack=1
// Create the constant buffer that will
// store our worldViewProjection matrix
perObjectBuffer = ToDispose(new SharpDX.Direct3D11.Buffer(device, Utilities.SizeOf <ConstantBuffers.PerObject>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
// Create the per frame constant buffer
// lighting / camera position
perFrameBuffer = ToDispose(new Buffer(device, Utilities.SizeOf <ConstantBuffers.PerFrame>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
// Create the per material constant buffer
perMaterialBuffer = ToDispose(new Buffer(device, Utilities.SizeOf <ConstantBuffers.PerMaterial>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
// Create the per armature/skeletong constant buffer
perArmatureBuffer = ToDispose(new Buffer(device, ConstantBuffers.PerArmature.Size(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
perSkyBox = ToDispose(new Buffer(device, Utilities.SizeOf <ConstantBuffers.DrawSkyBox>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
// Configure the depth buffer to discard pixels that are
// further than the current pixel.
depthStencilState = ToDispose(new DepthStencilState(device,
new DepthStencilStateDescription()
{
IsDepthEnabled = true, // enable depth?
DepthComparison = Comparison.Less,
DepthWriteMask = SharpDX.Direct3D11.DepthWriteMask.All,
IsStencilEnabled = false, // enable stencil?
StencilReadMask = 0xff, // 0xff (no mask)
StencilWriteMask = 0xff, // 0xff (no mask)
// Configure FrontFace depth/stencil operations
FrontFace = new DepthStencilOperationDescription()
{
Comparison = Comparison.Always,
PassOperation = StencilOperation.Keep,
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Increment
},
// Configure BackFace depth/stencil operations
BackFace = new DepthStencilOperationDescription()
{
Comparison = Comparison.Always,
PassOperation = StencilOperation.Keep,
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Decrement
},
}));
rasterizerState = ToDispose(new RasterizerState(this.DeviceManager.Direct3DDevice, new RasterizerStateDescription()
{
FillMode = FillMode.Solid,
CullMode = CullMode.Back,
}));
// Initialize the ImmediateContext pipeline stages
//InitializeContext(context, true);
}
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));
}
}
// Example using async
protected override void CreateDeviceDependentResources(Common.DeviceManager deviceManager)
{
base.CreateDeviceDependentResources(deviceManager);
RemoveAndDispose(ref fpsRenderer);
RemoveAndDispose(ref cubeRenderer);
RemoveAndDispose(ref textRenderer);
RemoveAndDispose(ref vertexShader);
RemoveAndDispose(ref vertexLayout);
RemoveAndDispose(ref pixelShader);
var device = deviceManager.Direct3DDevice;
#region Compile shaders
// Compile Vertex Shader and create vertex InputLayout
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\VS.hlsl", "VSMain", "vs_5_0"))
{
vertexShader = new VertexShader(device, bytecode);
vertexLayout = ToDispose(new InputLayout(device,
bytecode.GetPart(ShaderBytecodePart.InputSignatureBlob).Data,
new[]
{
// "SV_Position" = vertex coordinate in object space
new InputElement("SV_Position", 0, Format.R32G32B32_Float, 0, 0),
// "NORMAL" = the vertex normal
new InputElement("NORMAL", 0, Format.R32G32B32_Float, 12, 0),
// "COLOR"
new InputElement("COLOR", 0, Format.R8G8B8A8_UNorm, 24, 0),
// "UV"
new InputElement("TEXCOORD", 0, Format.R32G32_Float, 28, 0),
// "BLENDINDICES"
new InputElement("BLENDINDICES", 0, Format.R32G32B32A32_UInt, 36, 0),
// "BLENDWEIGHT"
new InputElement("BLENDWEIGHT", 0, Format.R32G32B32A32_Float, 52, 0),
}));
}
// Compile pixel shader
using (var bytecode = HLSLCompiler.CompileFromFile(@"Shaders\SimplePS.hlsl", "PSMain", "ps_5_0"))
pixelShader = ToDispose(new PixelShader(device, bytecode));
#endregion
#region Create constant buffers
// Create constant buffers
// Create the constant buffer that will
// store our worldViewProjection matrix
perObjectBuffer = ToDispose(new SharpDX.Direct3D11.Buffer(device, Utilities.SizeOf <ConstantBuffers.PerObject>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
// Create the per frame constant buffer
// lighting / camera position
perFrameBuffer = ToDispose(new Buffer(device, Utilities.SizeOf <ConstantBuffers.PerFrame>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
// Create the per material constant buffer
perMaterialBuffer = ToDispose(new Buffer(device, Utilities.SizeOf <ConstantBuffers.PerMaterial>(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
// Create the per armature/skeletong constant buffer
perArmatureBuffer = ToDispose(new Buffer(device, ConstantBuffers.PerArmature.Size(), ResourceUsage.Default, BindFlags.ConstantBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, 0));
#endregion
#region Create pipeline state variables
// Configure the depth buffer to discard pixels that are
// further than the current pixel.
depthStencilState = ToDispose(new DepthStencilState(device,
new DepthStencilStateDescription()
{
IsDepthEnabled = true, // enable depth?
DepthComparison = Comparison.Less,
DepthWriteMask = SharpDX.Direct3D11.DepthWriteMask.All,
IsStencilEnabled = false, // enable stencil?
StencilReadMask = 0xff, // 0xff (no mask)
StencilWriteMask = 0xff, // 0xff (no mask)
}));
rsCullBack = ToDispose(new RasterizerState(device, new RasterizerStateDescription
{
CullMode = CullMode.Back,
IsFrontCounterClockwise = false,
FillMode = FillMode.Solid,
}));
#endregion
#region Create Renderers
cubeRenderer = new CubeRenderer();
cubeRenderer.Initialize(this);
textRenderer = ToDispose(new TextRenderer("Calibri", SharpDX.Color.Black, new Point(20, 100), 48, 800));
textRenderer.Initialize(this);
fpsRenderer = ToDispose(new FpsRenderer());
fpsRenderer.Initialize(this);
#endregion
clock.Start();
}