private Shader(GraphicsDevice device, ShaderStage shaderStage, byte[] shaderBytecode)
: base(device)
{
this.stage = shaderStage;
switch (shaderStage)
{
case ShaderStage.Vertex:
NativeDeviceChild = new VertexShader(device.NativeDevice, shaderBytecode);
NativeInputSignature = shaderBytecode;
break;
case ShaderStage.Hull:
NativeDeviceChild = new HullShader(device.NativeDevice, shaderBytecode);
break;
case ShaderStage.Domain:
NativeDeviceChild = new DomainShader(device.NativeDevice, shaderBytecode);
break;
case ShaderStage.Geometry:
NativeDeviceChild = new GeometryShader(device.NativeDevice, shaderBytecode);
break;
case ShaderStage.Pixel:
NativeDeviceChild = new PixelShader(device.NativeDevice, shaderBytecode);
break;
case ShaderStage.Compute:
NativeDeviceChild = new ComputeShader(device.NativeDevice, shaderBytecode);
break;
default:
throw new ArgumentOutOfRangeException("shaderStage");
}
}
/// <summary>
/// Releases unmanaged and - optionally - managed resources
/// </summary>
/// <param name="disposing"><c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
protected override void Dispose(bool disposing)
{
if (!_disposed)
{
if (disposing)
{
// Disassociate any shaders after we've destroyed them.
if (Graphics.Shaders.HullShader.Current == this)
{
Graphics.Shaders.HullShader.Current = null;
}
if (D3DShader != null)
{
D3DShader.Dispose();
}
D3DShader = null;
}
_disposed = true;
}
base.Dispose(disposing);
}
/// <summary>
///
/// </summary>
void SetupShadersAndLayouts()
{
ps = PixelShader == null ? null : new D3DPixelShader(device.Device, PixelShader.Bytecode);
vs = VertexShader == null ? null : new D3DVertexShader(device.Device, VertexShader.Bytecode);
gs = GeometryShader == null ? null : new D3DGeometryShader(device.Device, GeometryShader.Bytecode);
hs = HullShader == null ? null : new D3DHullShader(device.Device, HullShader.Bytecode);
ds = DomainShader == null ? null : new D3DDomainShader(device.Device, DomainShader.Bytecode);
cs = ComputeShader == null ? null : new D3DComputeShader(device.Device, ComputeShader.Bytecode);
if (cs != null)
{
if (ps != null || vs != null || gs != null || hs != null || ds != null)
{
throw new InvalidOperationException("If ComputeShader is set, other shader must be set null.");
}
}
else
{
if (vs == null)
{
throw new InvalidOperationException("Vertex shader must be set.");
}
}
if (VertexInputElements == null)
{
inputLayout = null;
}
else
{
inputLayout = new InputLayout(device.Device, VertexShader.Bytecode, VertexInputElement.Convert(VertexInputElements));
}
if (VertexOutputElements != null)
{
if (GeometryShader == null)
{
throw new InvalidOperationException("Geometry shader is required for vertex output.");
}
var outputElements = VertexOutputElement.Convert(VertexOutputElements);
int maxBuffers = outputElements.Max(oe => oe.OutputSlot) + 1;
var bufferedStrides = new int[maxBuffers];
for (int i = 0; i < maxBuffers; i++)
{
bufferedStrides[i] = outputElements
.Where(oe1 => oe1.OutputSlot == i)
.Sum(oe2 => oe2.ComponentCount) * 4;
}
gs = new D3DGeometryShader(device.Device, GeometryShader.Bytecode, outputElements, bufferedStrides, RasterizedStream);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="GorgonHullShader" /> class.
/// </summary>
/// <param name="graphics">The graphics interface that owns this object.</param>
/// <param name="name">The name for this shader.</param>
/// <param name="isDebug"><b>true</b> if debug information is included in the byte code, <b>false</b> if not.</param>
/// <param name="byteCode">The byte code for the shader.</param>
internal GorgonHullShader(GorgonGraphics graphics, string name, bool isDebug, ShaderBytecode byteCode)
: base(graphics, name, isDebug, byteCode)
{
graphics.Log.Print($"Creating {ShaderType} '{name}' ({ID})", LoggingLevel.Verbose);
_shader = new D3D11.HullShader(graphics.D3DDevice, byteCode)
{
DebugName = name + "_ID3D11HullShader"
};
}
private void CreateShaders()
{
foreach (var shaderBytecode in effectBytecode.Stages)
{
var bytecodeRaw = shaderBytecode.Data;
var reflection = effectBytecode.Reflection;
// TODO CACHE Shaders with a bytecode hash
switch (shaderBytecode.Stage)
{
case ShaderStage.Vertex:
vertexShader = new VertexShader(GraphicsDevice.NativeDevice, bytecodeRaw);
// Note: input signature can be reused when reseting device since it only stores non-GPU data,
// so just keep it if it has already been created before.
if (inputSignature == null)
inputSignature = EffectInputSignature.GetOrCreateLayout(new EffectInputSignature(shaderBytecode.Id, bytecodeRaw));
break;
case ShaderStage.Domain:
domainShader = new DomainShader(GraphicsDevice.NativeDevice, bytecodeRaw);
break;
case ShaderStage.Hull:
hullShader = new HullShader(GraphicsDevice.NativeDevice, bytecodeRaw);
break;
case ShaderStage.Geometry:
if (reflection.ShaderStreamOutputDeclarations != null && reflection.ShaderStreamOutputDeclarations.Count > 0)
{
// Calculate the strides
var soStrides = new List<int>();
foreach (var streamOutputElement in reflection.ShaderStreamOutputDeclarations)
{
for (int i = soStrides.Count; i < (streamOutputElement.Stream + 1); i++)
{
soStrides.Add(0);
}
soStrides[streamOutputElement.Stream] += streamOutputElement.ComponentCount * sizeof(float);
}
var soElements = new StreamOutputElement[0]; // TODO CREATE StreamOutputElement from bytecode.Reflection.ShaderStreamOutputDeclarations
geometryShader = new GeometryShader(GraphicsDevice.NativeDevice, bytecodeRaw, soElements, soStrides.ToArray(), reflection.StreamOutputRasterizedStream);
}
else
{
geometryShader = new GeometryShader(GraphicsDevice.NativeDevice, bytecodeRaw);
}
break;
case ShaderStage.Pixel:
pixelShader = new PixelShader(GraphicsDevice.NativeDevice, bytecodeRaw);
break;
case ShaderStage.Compute:
computeShader = new ComputeShader(GraphicsDevice.NativeDevice, bytecodeRaw);
break;
}
}
}
/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
/// </summary>
public override void Dispose()
{
D3D11.HullShader shader = Interlocked.Exchange(ref _shader, null);
if (shader != null)
{
Graphics.Log.Print($"Destroying {ShaderType} '{Name}' ({ID})", LoggingLevel.Verbose);
shader.Dispose();
}
base.Dispose();
}
/// <summary>
/// Function to create the shader.
/// </summary>
/// <param name="byteCode">Byte code for the shader.</param>
protected override void CreateShader(Compiler.ShaderBytecode byteCode)
{
if (D3DShader != null)
{
D3DShader.Dispose();
}
D3DShader = new D3D.HullShader(Graphics.D3DDevice, byteCode)
{
#if DEBUG
DebugName = string.Format("Gorgon Hull Shader '{0}'", Name)
#endif
};
}
public CHullShader(ICDevice device, CShaderReflection reflection)
: base(device, reflection)
{
Profile = ParseProfile(reflection.Profile);
Domain = reflection.GetTesselationDomain();
Partitioning = reflection.GetTesselationPartitioning();
OutputTopology = reflection.GetTesselationOutputTopology();
InputControlPoints = reflection.GetInputControlPoints();
OutputControlPoints = reflection.GetOutputControlPoints();
MaxTesselationFactor = reflection.GetMaxTesselationFactor();
var text = GenerateText<CHullShader>(WriteIOAndCode);
CompilationResult bytecode;
try
{
bytecode = ShaderBytecode.Compile(text, "main", ProfileToString(Profile),
ShaderFlags.PackMatrixColumnMajor | ShaderFlags.OptimizationLevel3, EffectFlags.None, Name);
}
catch (Exception e)
{
throw new ArgumentException(string.Format("Failed to compile a hull shader '{0}'\r\n--- Code ---\r\n{1}\r\n--- Errors ---\r\n{2}", Name, text, e.Message), e);
}
D3DHullShader = new HullShader(device.D3DDevice, bytecode);
}
private void Run()
{
var window = new TesselationParameterForm();
window.Show();
var deviceManager = new DeviceManager();
deviceManager.Initialize(deviceCreationFlags: DeviceCreationFlags.Debug);
var settings = new RenderFormSettings(800, 600, false, false, "hello!", WindowAssociationFlags.IgnoreAll);
var renderWindow = new PresentationWindow(settings);
renderWindow.SwapChain = deviceManager.CreateSwapChainForWindow(renderWindow.Handle, settings);
var rtCreationSettings = new RenderTarget.Configuration.CreationSettings(
new Size(settings.Width, settings.Height),
true,
new SampleDescription(1, 0),
RenderTarget.Configuration.RenderTargetClearSettings.Default,
RenderTarget.Configuration.DepthStencilClearSettings.Default);
var renderTarget = deviceManager.RenderTargetManager.CreateRenderTargetFromSwapChain(renderWindow.SwapChain, rtCreationSettings);
var context = deviceManager.Context;
context.Rasterizer.SetViewports(new Viewport(0, 0, settings.Width, settings.Height, 0.0f, 1.0f));
var vertexData = new[]
{
new VertexPosition {Position = new Vector3(0.0f, 0.5f, 0.5f)},
new VertexPosition {Position = new Vector3(0.5f, -0.5f, 0.5f)},
new VertexPosition {Position = new Vector3(-0.5f, -0.5f, 0.5f)},
};
var stride = Marshal.SizeOf(typeof (VertexPosition));
var vertexBufferDesc = new BufferDescription(
stride*vertexData.Length,
ResourceUsage.Immutable,
BindFlags.VertexBuffer,
CpuAccessFlags.None,
ResourceOptionFlags.None,
stride);
var vertexBuffer = Buffer.Create(deviceManager.Device, vertexData, vertexBufferDesc);
var binding = new VertexBufferBinding(vertexBuffer, stride, 0);
var inputLayout = new InputLayoutCache(deviceManager.Device).GetLayout<VertexPosition>();
var fileName = "../../Shaders/triangle.fx";
var hullShader = new HullShader(deviceManager.Device, deviceManager.ShaderCompiler.LoadByteCodeFromFile(ShaderCompiler.ShaderType.HullShader, fileName, "HS"));
var domainerShader = new DomainShader(deviceManager.Device, deviceManager.ShaderCompiler.LoadByteCodeFromFile(ShaderCompiler.ShaderType.DomainShader, fileName, "DS"));
var vertexShader = new VertexShader(deviceManager.Device, deviceManager.ShaderCompiler.LoadByteCodeFromFile(ShaderCompiler.ShaderType.VertexShader, fileName, "VS"));
var pixelShader = new PixelShader(deviceManager.Device, deviceManager.ShaderCompiler.LoadByteCodeFromFile(ShaderCompiler.ShaderType.PixelShader, fileName, "PS"));
Console.Out.WriteLine("");
var rasterizerState = new RasterizerState(deviceManager.Device, new RasterizerStateDescription
{
CullMode = CullMode.None,
FillMode = FillMode.Wireframe,
IsDepthClipEnabled = false,
IsFrontCounterClockwise = false,
IsScissorEnabled = false
});
var constantBuffer = new ConstantBuffer<TessellationParameters>(deviceManager.Device);
var parameters = new TessellationParameters
{
TessellationFactor = 5
};
RenderLoop.Run(renderWindow, () =>
{
renderTarget.SetActive(context);
renderTarget.Clear(context);
context.InputAssembler.SetVertexBuffers(0, binding);
context.InputAssembler.PrimitiveTopology = PrimitiveTopology.PatchListWith3ControlPoints;
context.InputAssembler.InputLayout = inputLayout;
context.VertexShader.Set(vertexShader);
context.PixelShader.Set(pixelShader);
context.HullShader.Set(hullShader);
context.DomainShader.Set(domainerShader);
parameters.TessellationFactor = window.TesselationFactor;
constantBuffer.UpdateValue(parameters);
context.HullShader.SetConstantBuffer(0, constantBuffer.Buffer);
//context.OutputMerger.DepthStencilState = null;
context.Rasterizer.State = rasterizerState;
context.Draw(3, 0);
renderWindow.Present();
});
deviceManager.Dispose();
}
internal HullShader( GraphicsDevice device, string bytecode )
: base(bytecode)
{
Shader = new D3D11.HullShader( device.Device, Misc.HexStringToByte(bytecode) );
}
internal DeviceChild GetOrCompileShader(EffectShaderType shaderType, int index, int soRasterizedStream, StreamOutputElement[] soElements, out string profileError)
{
DeviceChild shader = null;
profileError = null;
lock (sync)
{
shader = compiledShadersGroup[(int)shaderType][index];
if (shader == null)
{
if (RegisteredShaders[index].Level > graphicsDevice.Features.Level)
{
profileError = string.Format("{0}", RegisteredShaders[index].Level);
return null;
}
var bytecodeRaw = RegisteredShaders[index].Bytecode;
switch (shaderType)
{
case EffectShaderType.Vertex:
shader = new VertexShader(graphicsDevice, bytecodeRaw);
break;
case EffectShaderType.Domain:
shader = new DomainShader(graphicsDevice, bytecodeRaw);
break;
case EffectShaderType.Hull:
shader = new HullShader(graphicsDevice, bytecodeRaw);
break;
case EffectShaderType.Geometry:
if (soElements != null)
{
// Calculate the strides
var soStrides = new List<int>();
foreach (var streamOutputElement in soElements)
{
for (int i = soStrides.Count; i < (streamOutputElement.Stream+1); i++)
{
soStrides.Add(0);
}
soStrides[streamOutputElement.Stream] += streamOutputElement.ComponentCount * sizeof(float);
}
shader = new GeometryShader(graphicsDevice, bytecodeRaw, soElements, soStrides.ToArray(), soRasterizedStream);
}
else
{
shader = new GeometryShader(graphicsDevice, bytecodeRaw);
}
break;
case EffectShaderType.Pixel:
shader = new PixelShader(graphicsDevice, bytecodeRaw);
break;
case EffectShaderType.Compute:
shader = new ComputeShader(graphicsDevice, bytecodeRaw);
break;
}
compiledShadersGroup[(int)shaderType][index] = ToDispose(shader);
}
}
return shader;
}
public ShaderSolution(string _name, Device Device, ByteCodeBind[] _shaders_bytecode)
{
shaders_bytecode = new Dictionary<Shaders, ShaderBytecode>();
shaders_buffers = new Dictionary<Shaders, SharpDX.Direct3D11.Buffer[]>();
//shaders_bound_values = new Dictionary<Shaders, NonNullable<SharpDX.DataStream>[]>();
name = _name;
for (int i = 0; i < _shaders_bytecode.Length; i++)
{
shaders_bytecode.Add(_shaders_bytecode[i].shaderType, _shaders_bytecode[i].byteCode);
switch (_shaders_bytecode[i].shaderType)
{
case Shaders.VertexShader:
vs = new VertexShader(Device, _shaders_bytecode[i].byteCode);
break;
case Shaders.HullShader:
hs = new HullShader(Device, _shaders_bytecode[i].byteCode);
break;
case Shaders.DomainShader:
ds = new DomainShader(Device, _shaders_bytecode[i].byteCode);
break;
case Shaders.GeometryShader:
gs = new GeometryShader(Device, _shaders_bytecode[i].byteCode);
break;
case Shaders.PixelShader:
ps = new PixelShader(Device, _shaders_bytecode[i].byteCode);
break;
default:
break;
}
}
}
internal DeviceChild GetOrCompileShader(EffectShaderType shaderType, int index)
{
DeviceChild shader = null;
lock (sync)
{
shader = compiledShaders[index];
if (shader == null)
{
var bytecodeRaw = dataGroup.Shaders[index].Bytecode;
switch (shaderType)
{
case EffectShaderType.Vertex:
shader = new VertexShader(graphicsDevice, bytecodeRaw);
break;
case EffectShaderType.Domain:
shader = new DomainShader(graphicsDevice, bytecodeRaw);
break;
case EffectShaderType.Hull:
shader = new HullShader(graphicsDevice, bytecodeRaw);
break;
case EffectShaderType.Geometry:
shader = new GeometryShader(graphicsDevice, bytecodeRaw);
break;
case EffectShaderType.Pixel:
shader = new PixelShader(graphicsDevice, bytecodeRaw);
break;
case EffectShaderType.Compute:
shader = new ComputeShader(graphicsDevice, bytecodeRaw);
break;
}
compiledShaders[index] = shader;
}
}
return shader;
}
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 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),
}));
}
// 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));
// 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.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;
// No culling
context.Rasterizer.State = ToDispose(new RasterizerState(device, new RasterizerStateDescription()
{
FillMode = FillMode.Solid,
CullMode = CullMode.None
}));
}
/// <summary>
///
/// </summary>
void SetupShadersAndLayouts ()
{
ps = PixelShader == null ? null : new D3DPixelShader ( device.Device, PixelShader .Bytecode );
vs = VertexShader == null ? null : new D3DVertexShader ( device.Device, VertexShader .Bytecode );
gs = GeometryShader == null ? null : new D3DGeometryShader ( device.Device, GeometryShader .Bytecode );
hs = HullShader == null ? null : new D3DHullShader ( device.Device, HullShader .Bytecode );
ds = DomainShader == null ? null : new D3DDomainShader ( device.Device, DomainShader .Bytecode );
cs = ComputeShader == null ? null : new D3DComputeShader ( device.Device, ComputeShader .Bytecode );
if (cs!=null) {
if ( ps!=null || vs!=null || gs!=null || hs!=null || ds!=null ) {
throw new InvalidOperationException("If ComputeShader is set, other shader must be set null.");
}
} else {
if ( vs==null ) {
throw new InvalidOperationException("Vertex shader must be set.");
}
}
if (VertexInputElements==null) {
inputLayout = null ;
} else {
inputLayout = new InputLayout( device.Device, VertexShader.Bytecode, VertexInputElement.Convert( VertexInputElements ) );
}
if (VertexOutputElements!=null) {
if (GeometryShader==null) {
throw new InvalidOperationException("Geometry shader is required for vertex output.");
}
var outputElements = VertexOutputElement.Convert( VertexOutputElements );
int maxBuffers = outputElements.Max( oe => oe.OutputSlot ) + 1;
var bufferedStrides = new int[ maxBuffers ];
for (int i=0; i<maxBuffers; i++) {
bufferedStrides[i] = outputElements
.Where( oe1 => oe1.OutputSlot==i )
.Sum( oe2 => oe2.ComponentCount ) * 4;
}
gs = new D3DGeometryShader( device.Device, GeometryShader.Bytecode, outputElements, bufferedStrides, RasterizedStream );
}
}
internal HullShader(GraphicsDevice device, string bytecode) : base(bytecode)
{
Shader = new D3D11.HullShader(device.Device, Misc.HexStringToByte(bytecode));
}