/// <summary>
/// Renders all given lines with the given parameters.
/// </summary>
/// <param name="renderState">The render state to be used.</param>
/// <param name="worldViewProj">Current world-view-project transformation.</param>
/// <param name="lineColor">The color for the line.</param>
/// <param name="lineVertexBuffer">The vertex buffer containing all line vertices.</param>
/// <param name="vertexCount">Total count of vertices.</param>
internal void RenderLines(RenderState renderState, Matrix4x4 worldViewProj, Color4 lineColor, D3D11.Buffer lineVertexBuffer, int vertexCount)
{
D3D11.DeviceContext deviceContext = renderState.Device.DeviceImmediateContextD3D11;
//Apply constant buffer data
ConstantBufferData constantData = new ConstantBufferData();
constantData.DiffuseColor = lineColor;
constantData.WorldViewProj = worldViewProj;
m_constantBuffer.SetData(deviceContext, constantData);
//Apply vertex buffer and draw lines
deviceContext.VertexShader.SetConstantBuffer(4, m_constantBuffer.ConstantBuffer);
deviceContext.PixelShader.SetConstantBuffer(4, m_constantBuffer.ConstantBuffer);
deviceContext.InputAssembler.SetVertexBuffers(0, new D3D11.VertexBufferBinding(lineVertexBuffer, LineVertex.Size, 0));
deviceContext.Draw(vertexCount, 0);
}
private void BuildTerrainResouces()
{
float[] HeightMapData = new float[100 * 100];
for (int i = 0; i < 100; i++)
for (int j = 0; j < 100; j++)
HeightMapData[i * 100 + j] = Convert.ToSingle(Math.Cos(Math.PI * 2 * i) * Math.Sin(Math.PI * 2 * j));
var Tex = Texture.LoadFromFile("../../", "Terrain.jpg");
ResourceDescription HeighMapDesc = ResourceDescription.Texture2D(Format.R32_Float, 100, 100, 1);
ResourceDescription TerrainTextureDesc = ResourceDescription.Texture2D(Tex[0].ColorFormat, Tex[0].Width, Tex[0].Height, 1);
HeightMap = device.CreateCommittedResource(
new HeapProperties(HeapType.Upload),
HeapFlags.None,
HeighMapDesc,
ResourceStates.GenericRead, null);
TerrainTexture = device.CreateCommittedResource(
new HeapProperties(HeapType.Upload),
HeapFlags.None,
HeighMapDesc,
ResourceStates.GenericRead, null);
TerrainCBF = device.CreateCommittedResource(
new HeapProperties(HeapType.Upload),
HeapFlags.None,
ResourceDescription.Buffer(1024 * 64),
ResourceStates.GenericRead);
GCHandle handle = GCHandle.Alloc(HeightMapData, GCHandleType.Pinned);
IntPtr ptr = Marshal.UnsafeAddrOfPinnedArrayElement(HeightMapData, 0);
HeightMap.WriteToSubresource(0, null, ptr, 100 * 4, HeightMapData.Length);
handle.Free();
handle = GCHandle.Alloc(Tex[0].Data, GCHandleType.Pinned);
ptr = Marshal.UnsafeAddrOfPinnedArrayElement(Tex[0].Data, 0);
TerrainTexture.WriteToSubresource(0, null, ptr, Tex[0].Width * Tex[0].PixelWdith, Tex[0].Data.Length);
handle.Free();
device.CreateShaderResourceView(
HeightMap,
new ShaderResourceViewDescription
{
Shader4ComponentMapping = ((((0) & 0x7) | (((1) & 0x7) << 3) | (((2) & 0x7) << (3 * 2)) | (((3) & 0x7) << (3 * 3)) | (1 << (3 * 4)))),
Format = HeighMapDesc.Format,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D =
{
MipLevels = 1,
MostDetailedMip = 0,
PlaneSlice = 0,
ResourceMinLODClamp = 0.0f
}
},
terrainHeap.CPUDescriptorHandleForHeapStart);
device.CreateShaderResourceView(
TerrainTexture,
new ShaderResourceViewDescription
{
Shader4ComponentMapping = ((((0) & 0x7) | (((1) & 0x7) << 3) | (((2) & 0x7) << (3 * 2)) | (((3) & 0x7) << (3 * 3)) | (1 << (3 * 4)))),
Format = HeighMapDesc.Format,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D =
{
MipLevels = 1,
MostDetailedMip = 0,
PlaneSlice = 0,
ResourceMinLODClamp = 0.0f
}
},
terrainHeap.CPUDescriptorHandleForHeapStart +
device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView));
//==========
TerrainCBF = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(1024 * 64), ResourceStates.GenericRead);
device.CreateConstantBufferView(
new ConstantBufferViewDescription()
{
BufferLocation = TerrainCBF.GPUVirtualAddress,
SizeInBytes = (Utilities.SizeOf<ConstantBufferData>() + 255) & ~255
},
terrainHeap.CPUDescriptorHandleForHeapStart +
device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView) * 2);
TerrainCBFData = new ConstantBufferData
{
World = Matrix.Identity,
View = Matrix.Identity,
Project = Matrix.Identity,
TexsCount = 1
};
TerrainCBFPointer = TerrainCBF.Map(0);
Vertex[] TerrainVertex = new Vertex[100 * 100];
for (int i = 0; i < 100; i++)
for (int j = 0; j < 100; j++)
{
TerrainVertex[i * 100 + j].Position = new Vector3(i, 0, j);
TerrainVertex[i * 100 + j].TexCoord = new Vector2(i/2 == 0? 0 : 1, j/2==0? 0 : 1);
}
TerrainVertexBuffer = device.CreateCommittedResource(
new HeapProperties(HeapType.Upload),
HeapFlags.None,
ResourceDescription.Buffer(Utilities.SizeOf(TerrainVertex)),
ResourceStates.GenericRead);
Utilities.Write(TerrainVertexBuffer.Map(0), TerrainVertex, 0, TerrainVertex.Length);
vertexBuffer.Unmap(0);
TerrainVertexBufferView = new VertexBufferView()
{
BufferLocation = TerrainVertexBuffer.GPUVirtualAddress,
StrideInBytes = Utilities.SizeOf<Vertex>(),
SizeInBytes = Utilities.SizeOf(TerrainVertex)
};
}
private void BuildModelResources()
{
constantBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(1024 * 64), ResourceStates.GenericRead);
var cbDesc = new ConstantBufferViewDescription()
{
BufferLocation = constantBuffer.GPUVirtualAddress,
SizeInBytes = (Utilities.SizeOf<ConstantBufferData>() + 255) & ~255
};
device.CreateConstantBufferView(cbDesc, shaderRenderViewHeap.CPUDescriptorHandleForHeapStart);
constantBufferData = new ConstantBufferData
{
World = Matrix.Identity,
View = Matrix.Identity,
Project = Matrix.Identity,
TexsCount = 1
};
constantBufferPointer = constantBuffer.Map(0);
Utilities.Write(constantBufferPointer, ref constantBufferData);
//build mesh controll buffer
meshCtrBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(1024 * 64), ResourceStates.GenericRead);
cbDesc = new ConstantBufferViewDescription()
{
BufferLocation = meshCtrBuffer.GPUVirtualAddress,
SizeInBytes = (Utilities.SizeOf<MeshCtrBufferData>() + 255) & ~255
};
device.CreateConstantBufferView(cbDesc, meshCtrBufferViewHeap.CPUDescriptorHandleForHeapStart);
meshCtrBufferData = new MeshCtrBufferData
{
TexsCount = 1
};
meshCtrBufferPointer = meshCtrBuffer.Map(0);
Utilities.Write(meshCtrBufferPointer, ref meshCtrBufferData);
//model test
var modePath = "../../models/MikuDeepSea/";
Model model = Model.LoadFromFile(modePath + "DeepSeaGirl.x");
Vertex[] triangleVertices;
int[] triangleIndexes;
List<Texture> texs;
byte[] textureData;
GCHandle handle;
IntPtr ptr;
ResourceDescription textureDesc;
//int viewStep = 0;
int viewStep = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
bufferViews = new List<BufferView>();
foreach (ModelComponent m in model.Components)
{
if (m.TexturePath != null)
{
texs = Texture.LoadFromFile(modePath, m.TexturePath);
}
else
{
continue;
//texs = Texture.LoadFromFile(modePath, "tex/jacket.png");
}
int texsCount = 0;
foreach (Texture tex in texs)
{
textureData = tex.Data;
textureDesc = ResourceDescription.Texture2D(tex.ColorFormat, tex.Width, tex.Height, 1, 1, 1, 0, ResourceFlags.None, TextureLayout.Unknown, 0);
// Create the texture.
// Describe and create a Texture2D.
texture = device.CreateCommittedResource(
new HeapProperties(HeapType.Upload),
HeapFlags.None,
textureDesc,
ResourceStates.GenericRead, null);
// Copy data to the intermediate upload heap and then schedule a copy
// from the upload heap to the Texture2D.
handle = GCHandle.Alloc(textureData, GCHandleType.Pinned);
ptr = Marshal.UnsafeAddrOfPinnedArrayElement(textureData, 0);
texture.WriteToSubresource(0, null, ptr, tex.Width * tex.PixelWdith, textureData.Length);
handle.Free();
// Describe and create a SRV for the texture.
device.CreateShaderResourceView(
texture,
new ShaderResourceViewDescription
{
Shader4ComponentMapping = ((((0) & 0x7) | (((1) & 0x7) << 3) | (((2) & 0x7) << (3 * 2)) | (((3) & 0x7) << (3 * 3)) | (1 << (3 * 4)))),
Format = textureDesc.Format,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D =
{
MipLevels = 1,
MostDetailedMip = 0,
PlaneSlice = 0,
ResourceMinLODClamp = 0.0f
}
},
shaderRenderViewHeap.CPUDescriptorHandleForHeapStart + viewStep + texsCount * device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView));
texsCount++;
//break;
}
triangleVertices = (new Func<Vertex[]>(() =>
{
var v = new Vertex[m.Vertices.Length];
for (int i = 0; i < m.Vertices.Length; i++)
{
v[i].Position = m.Vertices[i];
v[i].TexCoord = m.UV[i];
v[i].Normal = m.Normals[i];
//v[i].Tangent = m.Tangents[i];
//v[i].BiTangent = m.BiTangents[i];
v[i].Diffuse = m.Diffuse;
v[i].emissive = m.Emissive;
v[i].Specular = m.Specular;
}
return v;
}))();
triangleIndexes = m.Indices;
// build vertex buffer
vertexBuffer = device.CreateCommittedResource(
new HeapProperties(HeapType.Upload),
HeapFlags.None,
ResourceDescription.Buffer(Utilities.SizeOf(triangleVertices)),
ResourceStates.GenericRead);
Utilities.Write(vertexBuffer.Map(0), triangleVertices, 0, triangleVertices.Length);
vertexBuffer.Unmap(0);
// build index buffer
indexBuffer = device.CreateCommittedResource(
new HeapProperties(HeapType.Upload),
HeapFlags.None,
ResourceDescription.Buffer(Utilities.SizeOf(triangleIndexes)),
ResourceStates.GenericRead);
Utilities.Write(indexBuffer.Map(0), triangleIndexes, 0, triangleIndexes.Length);
indexBuffer.Unmap(0);
bufferViews.Add(new BufferView()
{
vertexBufferView = new VertexBufferView()
{
BufferLocation = vertexBuffer.GPUVirtualAddress,
StrideInBytes = Utilities.SizeOf<Vertex>(),
SizeInBytes = Utilities.SizeOf(triangleVertices)
},
indexBufferView = new IndexBufferView()
{
BufferLocation = indexBuffer.GPUVirtualAddress,
SizeInBytes = Utilities.SizeOf(triangleIndexes),
Format = Format.R32_UInt
},
IndexCount = triangleIndexes.Length,
ViewStep = viewStep,
TexsCount = texsCount
});
viewStep += texsCount * device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
}
SamplerStateDescription samplerDesc = new SamplerStateDescription
{
Filter = Filter.MinMagMipLinear,
AddressU = TextureAddressMode.Clamp,
AddressV = TextureAddressMode.Clamp,
AddressW = TextureAddressMode.Clamp,
MaximumAnisotropy = 0,
MaximumLod = float.MaxValue,
MinimumLod = -float.MaxValue,
MipLodBias = 0,
ComparisonFunction = Comparison.Never
};
device.CreateSampler(samplerDesc, samplerViewHeap.CPUDescriptorHandleForHeapStart);
}
private void LoadAssets()
{
// Create the root signature description.
var rootSignatureDesc = new RootSignatureDescription(
RootSignatureFlags.AllowInputAssemblerInputLayout,
// Root Parameters
new[]
{
new RootParameter(ShaderVisibility.All,
new []
{
new DescriptorRange()
{
RangeType = DescriptorRangeType.ShaderResourceView,
DescriptorCount = 1,
OffsetInDescriptorsFromTableStart = int.MinValue,
BaseShaderRegister = 0
},
new DescriptorRange()
{
RangeType = DescriptorRangeType.ConstantBufferView,
DescriptorCount = 1,
OffsetInDescriptorsFromTableStart = int.MinValue + 1,
BaseShaderRegister = 0
}
}),
new RootParameter(ShaderVisibility.Pixel,
new DescriptorRange()
{
RangeType = DescriptorRangeType.Sampler,
DescriptorCount = 1,
OffsetInDescriptorsFromTableStart = int.MinValue,
BaseShaderRegister = 0
}),
});
//// Samplers
//new[]
//{
// new StaticSamplerDescription(ShaderVisibility.Pixel, 0, 0)
// {
// Filter = Filter.MinimumMinMagMipPoint,
// AddressUVW = TextureAddressMode.Border,
// }
//});
rootSignature = device.CreateRootSignature(0, rootSignatureDesc.Serialize());
// Create the pipeline state, which includes compiling and loading shaders.
#if DEBUG
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.Compile(SharpDX.IO.NativeFile.ReadAllText("../../shaders.hlsl"), "VSMain", "vs_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug));
#else
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("shaders.hlsl", "VSMain", "vs_5_0"));
#endif
#if DEBUG
var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.Compile(SharpDX.IO.NativeFile.ReadAllText("../../shaders.hlsl"), "PSMain", "ps_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug));
#else
var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("shaders.hlsl", "PSMain", "ps_5_0"));
#endif
#if DEBUG
//var result = SharpDX.D3DCompiler.ShaderBytecode.Compile(SharpDX.IO.NativeFile.ReadAllText("../../shaders.hlsl"), "GSMain", "gs_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug);
var geometryShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.Compile(SharpDX.IO.NativeFile.ReadAllText("../../shaders.hlsl"), "GSMain", "gs_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug));
#else
var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("shaders.hlsl", "PSMain", "ps_5_0"));
#endif
// Define the vertex input layout.
var inputElementDescs = new[]
{
new InputElement("POSITION", 0, Format.R32G32B32_Float, 0, 0),
new InputElement("TEXCOORD", 0, Format.R32G32_Float, 12, 0)
};
// Describe and create the graphics pipeline state object (PSO).
var psoDesc = new GraphicsPipelineStateDescription()
{
InputLayout = new InputLayoutDescription(inputElementDescs),
RootSignature = rootSignature,
VertexShader = vertexShader,
GeometryShader = geometryShader,
PixelShader = pixelShader,
RasterizerState = RasterizerStateDescription.Default(),
BlendState = BlendStateDescription.Default(),
DepthStencilFormat = SharpDX.DXGI.Format.D32_Float,
DepthStencilState = new DepthStencilStateDescription()
{
IsDepthEnabled = true,
DepthComparison = Comparison.LessEqual,
DepthWriteMask = DepthWriteMask.All,
IsStencilEnabled = false
},
SampleMask = int.MaxValue,
PrimitiveTopologyType = PrimitiveTopologyType.Triangle,
RenderTargetCount = 1,
Flags = PipelineStateFlags.None,
SampleDescription = new SharpDX.DXGI.SampleDescription(1, 0),
StreamOutput = new StreamOutputDescription()
};
psoDesc.RenderTargetFormats[0] = SharpDX.DXGI.Format.R8G8B8A8_UNorm;
pipelineState = device.CreateGraphicsPipelineState(psoDesc);
commandList = device.CreateCommandList(CommandListType.Direct, commandAllocator, pipelineState);
commandList.Close();
// build vertex buffer
var triangleVertices = new[]
{
//TOP
new Vertex()
{
Position = new Vector3(-1f, 1f, 1f), TexCoord = new Vector2(1f, 1f)
},
new Vertex()
{
Position = new Vector3(1f, 1f, 1f), TexCoord = new Vector2(0f, 1f)
},
new Vertex()
{
Position = new Vector3(1f, 1f, -1f), TexCoord = new Vector2(0f, 0f)
},
new Vertex()
{
Position = new Vector3(-1f, 1f, -1f), TexCoord = new Vector2(1f, 0f)
},
//BOTTOM
new Vertex()
{
Position = new Vector3(-1f, -1f, 1f), TexCoord = new Vector2(1f, 1f)
},
new Vertex()
{
Position = new Vector3(1f, -1f, 1f), TexCoord = new Vector2(0f, 1f)
},
new Vertex()
{
Position = new Vector3(1f, -1f, -1f), TexCoord = new Vector2(0f, 0f)
},
new Vertex()
{
Position = new Vector3(-1f, -1f, -1f), TexCoord = new Vector2(1f, 0f)
},
//LEFT
new Vertex()
{
Position = new Vector3(-1f, -1f, 1f), TexCoord = new Vector2(0f, 1f)
},
new Vertex()
{
Position = new Vector3(-1f, 1f, 1f), TexCoord = new Vector2(0f, 0f)
},
new Vertex()
{
Position = new Vector3(-1f, 1f, -1f), TexCoord = new Vector2(1f, 0f)
},
new Vertex()
{
Position = new Vector3(-1f, -1f, -1f), TexCoord = new Vector2(1f, 1f)
},
//RIGHT
new Vertex()
{
Position = new Vector3(1f, -1f, 1f), TexCoord = new Vector2(1f, 1f)
},
new Vertex()
{
Position = new Vector3(1f, 1f, 1f), TexCoord = new Vector2(1f, 0f)
},
new Vertex()
{
Position = new Vector3(1f, 1f, -1f), TexCoord = new Vector2(0f, 0f)
},
new Vertex()
{
Position = new Vector3(1f, -1f, -1f), TexCoord = new Vector2(0f, 1f)
},
//FRONT
new Vertex()
{
Position = new Vector3(-1f, 1f, 1f), TexCoord = new Vector2(1f, 0f)
},
new Vertex()
{
Position = new Vector3(1f, 1f, 1f), TexCoord = new Vector2(0f, 0f)
},
new Vertex()
{
Position = new Vector3(1f, -1f, 1f), TexCoord = new Vector2(0f, 1f)
},
new Vertex()
{
Position = new Vector3(-1f, -1f, 1f), TexCoord = new Vector2(1f, 1f)
},
//BACK
new Vertex()
{
Position = new Vector3(-1f, 1f, -1f), TexCoord = new Vector2(0f, 0f)
},
new Vertex()
{
Position = new Vector3(1f, 1f, -1f), TexCoord = new Vector2(1f, 0f)
},
new Vertex()
{
Position = new Vector3(1f, -1f, -1f), TexCoord = new Vector2(1f, 1f)
},
new Vertex()
{
Position = new Vector3(-1f, -1f, -1f), TexCoord = new Vector2(0f, 1f)
}
};
int vertexBufferSize = Utilities.SizeOf(triangleVertices);
vertexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(vertexBufferSize), ResourceStates.GenericRead);
IntPtr pVertexDataBegin = vertexBuffer.Map(0);
Utilities.Write(pVertexDataBegin, triangleVertices, 0, triangleVertices.Length);
vertexBuffer.Unmap(0);
vertexBufferView = new VertexBufferView();
vertexBufferView.BufferLocation = vertexBuffer.GPUVirtualAddress;
vertexBufferView.StrideInBytes = Utilities.SizeOf <Vertex>();
vertexBufferView.SizeInBytes = vertexBufferSize;
// build index buffer
var triangleIndexes = new uint[]
{
0, 1, 2,
0, 2, 3,
4, 6, 5,
4, 7, 6,
8, 9, 10,
8, 10, 11,
12, 14, 13,
12, 15, 14,
16, 18, 17,
16, 19, 18,
20, 21, 22,
20, 22, 23
};
int indexBufferSize = Utilities.SizeOf(triangleIndexes);
indexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(indexBufferSize), ResourceStates.GenericRead);
IntPtr pIndexDataBegin = indexBuffer.Map(0);
Utilities.Write(pIndexDataBegin, triangleIndexes, 0, triangleIndexes.Length);
indexBuffer.Unmap(0);
indexBufferView = new IndexBufferView();
indexBufferView.BufferLocation = indexBuffer.GPUVirtualAddress;
indexBufferView.SizeInBytes = indexBufferSize;
indexBufferView.Format = Format.R32_UInt;
// Create the texture.
// Describe and create a Texture2D.
var textureDesc = ResourceDescription.Texture2D(Format.R8G8B8A8_UNorm, TextureWidth, TextureHeight, 1, 1, 1, 0, ResourceFlags.None, TextureLayout.Unknown, 0);
texture = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, textureDesc, ResourceStates.GenericRead, null);
// Copy data to the intermediate upload heap and then schedule a copy
// from the upload heap to the Texture2D.
byte[] textureData = Utilities.ReadStream(new FileStream("../../texture1.dds", FileMode.Open));
texture.Name = "Texture";
var handle = GCHandle.Alloc(textureData, GCHandleType.Pinned);
var ptr = Marshal.UnsafeAddrOfPinnedArrayElement(textureData, 0);
texture.WriteToSubresource(0, null, ptr, TextureWidth * 4, textureData.Length);
handle.Free();
// Describe and create a SRV for the texture.
var srvDesc = new ShaderResourceViewDescription
{
Shader4ComponentMapping = ((((0) & 0x7) | (((1) & 0x7) << 3) | (((2) & 0x7) << (3 * 2)) | (((3) & 0x7) << (3 * 3)) | (1 << (3 * 4)))),
Format = textureDesc.Format,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D =
{
MipLevels = 1,
MostDetailedMip = 0,
PlaneSlice = 0,
ResourceMinLODClamp = 0.0f
},
};
device.CreateShaderResourceView(texture, srvDesc, srvCbvHeap.CPUDescriptorHandleForHeapStart);
SamplerStateDescription samplerDesc = new SamplerStateDescription
{
Filter = Filter.MinMagMipLinear,
AddressU = TextureAddressMode.Clamp,
AddressV = TextureAddressMode.Clamp,
AddressW = TextureAddressMode.Clamp,
MaximumAnisotropy = 0,
MaximumLod = float.MaxValue,
MinimumLod = -float.MaxValue,
MipLodBias = 0,
ComparisonFunction = Comparison.Never
};
device.CreateSampler(samplerDesc, samplerViewHeap.CPUDescriptorHandleForHeapStart);
// build constant buffer
constantBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(1024 * 64), ResourceStates.GenericRead);
var cbDesc = new ConstantBufferViewDescription()
{
BufferLocation = constantBuffer.GPUVirtualAddress,
SizeInBytes = (Utilities.SizeOf <ConstantBufferData>() + 255) & ~255
};
var srvCbvStep = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
device.CreateConstantBufferView(cbDesc, srvCbvHeap.CPUDescriptorHandleForHeapStart + srvCbvStep);
constantBufferData = new ConstantBufferData
{
Project = Matrix.Identity
};
constantBufferPointer = constantBuffer.Map(0);
Utilities.Write(constantBufferPointer, ref constantBufferData);
// build depth buffer
DescriptorHeapDescription descDescriptorHeapDSB = new DescriptorHeapDescription()
{
DescriptorCount = 1,
Type = DescriptorHeapType.DepthStencilView,
Flags = DescriptorHeapFlags.None
};
DescriptorHeap descriptorHeapDSB = device.CreateDescriptorHeap(descDescriptorHeapDSB);
ResourceDescription descDepth = new ResourceDescription()
{
Dimension = ResourceDimension.Texture2D,
DepthOrArraySize = 1,
MipLevels = 0,
Flags = ResourceFlags.AllowDepthStencil,
Width = (int)viewport.Width,
Height = (int)viewport.Height,
Format = Format.R32_Typeless,
Layout = TextureLayout.Unknown,
SampleDescription = new SampleDescription()
{
Count = 1
}
};
ClearValue dsvClearValue = new ClearValue()
{
Format = Format.D32_Float,
DepthStencil = new DepthStencilValue()
{
Depth = 1.0f,
Stencil = 0
}
};
Resource renderTargetDepth = device.CreateCommittedResource(new HeapProperties(HeapType.Default), HeapFlags.None, descDepth, ResourceStates.GenericRead, dsvClearValue);
DepthStencilViewDescription depthDSV = new DepthStencilViewDescription()
{
Dimension = DepthStencilViewDimension.Texture2D,
Format = Format.D32_Float,
Texture2D = new DepthStencilViewDescription.Texture2DResource()
{
MipSlice = 0
}
};
device.CreateDepthStencilView(renderTargetDepth, depthDSV, descriptorHeapDSB.CPUDescriptorHandleForHeapStart);
handleDSV = descriptorHeapDSB.CPUDescriptorHandleForHeapStart;
fence = device.CreateFence(0, FenceFlags.None);
fenceValue = 1;
fenceEvent = new AutoResetEvent(false);
}
private void BuildModelResources()
{
constantBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(1024 * 64), ResourceStates.GenericRead);
var cbDesc = new ConstantBufferViewDescription()
{
BufferLocation = constantBuffer.GPUVirtualAddress,
SizeInBytes = (Utilities.SizeOf <ConstantBufferData>() + 255) & ~255
};
device.CreateConstantBufferView(cbDesc, shaderRenderViewHeap.CPUDescriptorHandleForHeapStart);
constantBufferData = new ConstantBufferData
{
World = Matrix.Identity,
View = Matrix.Identity,
Project = Matrix.Identity,
TexsCount = 1
};
constantBufferPointer = constantBuffer.Map(0);
Utilities.Write(constantBufferPointer, ref constantBufferData);
//build mesh controll buffer
meshCtrBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(1024 * 64), ResourceStates.GenericRead);
cbDesc = new ConstantBufferViewDescription()
{
BufferLocation = meshCtrBuffer.GPUVirtualAddress,
SizeInBytes = (Utilities.SizeOf <MeshCtrBufferData>() + 255) & ~255
};
device.CreateConstantBufferView(cbDesc, meshCtrBufferViewHeap.CPUDescriptorHandleForHeapStart);
meshCtrBufferData = new MeshCtrBufferData
{
TexsCount = 1
};
meshCtrBufferPointer = meshCtrBuffer.Map(0);
Utilities.Write(meshCtrBufferPointer, ref meshCtrBufferData);
//model test
var modePath = "../../models/MikuDeepSea/";
Model model = Model.LoadFromFile(modePath + "DeepSeaGirl.x");
Vertex[] triangleVertices;
int[] triangleIndexes;
List <Texture> texs;
byte[] textureData;
GCHandle handle;
IntPtr ptr;
ResourceDescription textureDesc;
//int viewStep = 0;
int viewStep = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
bufferViews = new List <BufferView>();
foreach (ModelComponent m in model.Components)
{
if (m.TexturePath != null)
{
texs = Texture.LoadFromFile(modePath, m.TexturePath);
}
else
{
continue;
//texs = Texture.LoadFromFile(modePath, "tex/jacket.png");
}
int texsCount = 0;
foreach (Texture tex in texs)
{
textureData = tex.Data;
textureDesc = ResourceDescription.Texture2D(tex.ColorFormat, tex.Width, tex.Height, 1, 1, 1, 0, ResourceFlags.None, TextureLayout.Unknown, 0);
// Create the texture.
// Describe and create a Texture2D.
texture = device.CreateCommittedResource(
new HeapProperties(HeapType.Upload),
HeapFlags.None,
textureDesc,
ResourceStates.GenericRead, null);
// Copy data to the intermediate upload heap and then schedule a copy
// from the upload heap to the Texture2D.
handle = GCHandle.Alloc(textureData, GCHandleType.Pinned);
ptr = Marshal.UnsafeAddrOfPinnedArrayElement(textureData, 0);
texture.WriteToSubresource(0, null, ptr, tex.Width * tex.PixelWdith, textureData.Length);
handle.Free();
// Describe and create a SRV for the texture.
device.CreateShaderResourceView(
texture,
new ShaderResourceViewDescription
{
Shader4ComponentMapping = ((((0) & 0x7) | (((1) & 0x7) << 3) | (((2) & 0x7) << (3 * 2)) | (((3) & 0x7) << (3 * 3)) | (1 << (3 * 4)))),
Format = textureDesc.Format,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D =
{
MipLevels = 1,
MostDetailedMip = 0,
PlaneSlice = 0,
ResourceMinLODClamp = 0.0f
}
},
shaderRenderViewHeap.CPUDescriptorHandleForHeapStart + viewStep + texsCount * device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView));
texsCount++;
//break;
}
triangleVertices = (new Func <Vertex[]>(() =>
{
var v = new Vertex[m.Vertices.Length];
for (int i = 0; i < m.Vertices.Length; i++)
{
v[i].Position = m.Vertices[i];
v[i].TexCoord = m.UV[i];
v[i].Normal = m.Normals[i];
//v[i].Tangent = m.Tangents[i];
//v[i].BiTangent = m.BiTangents[i];
v[i].Diffuse = m.Diffuse;
v[i].emissive = m.Emissive;
v[i].Specular = m.Specular;
}
return(v);
}))();
triangleIndexes = m.Indices;
// build vertex buffer
vertexBuffer = device.CreateCommittedResource(
new HeapProperties(HeapType.Upload),
HeapFlags.None,
ResourceDescription.Buffer(Utilities.SizeOf(triangleVertices)),
ResourceStates.GenericRead);
Utilities.Write(vertexBuffer.Map(0), triangleVertices, 0, triangleVertices.Length);
vertexBuffer.Unmap(0);
// build index buffer
indexBuffer = device.CreateCommittedResource(
new HeapProperties(HeapType.Upload),
HeapFlags.None,
ResourceDescription.Buffer(Utilities.SizeOf(triangleIndexes)),
ResourceStates.GenericRead);
Utilities.Write(indexBuffer.Map(0), triangleIndexes, 0, triangleIndexes.Length);
indexBuffer.Unmap(0);
bufferViews.Add(new BufferView()
{
vertexBufferView = new VertexBufferView()
{
BufferLocation = vertexBuffer.GPUVirtualAddress,
StrideInBytes = Utilities.SizeOf <Vertex>(),
SizeInBytes = Utilities.SizeOf(triangleVertices)
},
indexBufferView = new IndexBufferView()
{
BufferLocation = indexBuffer.GPUVirtualAddress,
SizeInBytes = Utilities.SizeOf(triangleIndexes),
Format = Format.R32_UInt
},
IndexCount = triangleIndexes.Length,
ViewStep = viewStep,
TexsCount = texsCount
});
viewStep += texsCount * device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
}
SamplerStateDescription samplerDesc = new SamplerStateDescription
{
Filter = Filter.MinMagMipLinear,
AddressU = TextureAddressMode.Clamp,
AddressV = TextureAddressMode.Clamp,
AddressW = TextureAddressMode.Clamp,
MaximumAnisotropy = 0,
MaximumLod = float.MaxValue,
MinimumLod = -float.MaxValue,
MipLodBias = 0,
ComparisonFunction = Comparison.Never
};
device.CreateSampler(samplerDesc, samplerViewHeap.CPUDescriptorHandleForHeapStart);
}
private void BuildTerrainResouces()
{
float[] HeightMapData = new float[100 * 100];
for (int i = 0; i < 100; i++)
{
for (int j = 0; j < 100; j++)
{
HeightMapData[i * 100 + j] = Convert.ToSingle(Math.Cos(Math.PI * 2 * i) * Math.Sin(Math.PI * 2 * j));
}
}
var Tex = Texture.LoadFromFile("../../", "Terrain.jpg");
ResourceDescription HeighMapDesc = ResourceDescription.Texture2D(Format.R32_Float, 100, 100, 1);
ResourceDescription TerrainTextureDesc = ResourceDescription.Texture2D(Tex[0].ColorFormat, Tex[0].Width, Tex[0].Height, 1);
HeightMap = device.CreateCommittedResource(
new HeapProperties(HeapType.Upload),
HeapFlags.None,
HeighMapDesc,
ResourceStates.GenericRead, null);
TerrainTexture = device.CreateCommittedResource(
new HeapProperties(HeapType.Upload),
HeapFlags.None,
HeighMapDesc,
ResourceStates.GenericRead, null);
TerrainCBF = device.CreateCommittedResource(
new HeapProperties(HeapType.Upload),
HeapFlags.None,
ResourceDescription.Buffer(1024 * 64),
ResourceStates.GenericRead);
GCHandle handle = GCHandle.Alloc(HeightMapData, GCHandleType.Pinned);
IntPtr ptr = Marshal.UnsafeAddrOfPinnedArrayElement(HeightMapData, 0);
HeightMap.WriteToSubresource(0, null, ptr, 100 * 4, HeightMapData.Length);
handle.Free();
handle = GCHandle.Alloc(Tex[0].Data, GCHandleType.Pinned);
ptr = Marshal.UnsafeAddrOfPinnedArrayElement(Tex[0].Data, 0);
TerrainTexture.WriteToSubresource(0, null, ptr, Tex[0].Width * Tex[0].PixelWdith, Tex[0].Data.Length);
handle.Free();
device.CreateShaderResourceView(
HeightMap,
new ShaderResourceViewDescription
{
Shader4ComponentMapping = ((((0) & 0x7) | (((1) & 0x7) << 3) | (((2) & 0x7) << (3 * 2)) | (((3) & 0x7) << (3 * 3)) | (1 << (3 * 4)))),
Format = HeighMapDesc.Format,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D =
{
MipLevels = 1,
MostDetailedMip = 0,
PlaneSlice = 0,
ResourceMinLODClamp = 0.0f
}
},
terrainHeap.CPUDescriptorHandleForHeapStart);
device.CreateShaderResourceView(
TerrainTexture,
new ShaderResourceViewDescription
{
Shader4ComponentMapping = ((((0) & 0x7) | (((1) & 0x7) << 3) | (((2) & 0x7) << (3 * 2)) | (((3) & 0x7) << (3 * 3)) | (1 << (3 * 4)))),
Format = HeighMapDesc.Format,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D =
{
MipLevels = 1,
MostDetailedMip = 0,
PlaneSlice = 0,
ResourceMinLODClamp = 0.0f
}
},
terrainHeap.CPUDescriptorHandleForHeapStart +
device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView));
//==========
TerrainCBF = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(1024 * 64), ResourceStates.GenericRead);
device.CreateConstantBufferView(
new ConstantBufferViewDescription()
{
BufferLocation = TerrainCBF.GPUVirtualAddress,
SizeInBytes = (Utilities.SizeOf <ConstantBufferData>() + 255) & ~255
},
terrainHeap.CPUDescriptorHandleForHeapStart +
device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView) * 2);
TerrainCBFData = new ConstantBufferData
{
World = Matrix.Identity,
View = Matrix.Identity,
Project = Matrix.Identity,
TexsCount = 1
};
TerrainCBFPointer = TerrainCBF.Map(0);
Vertex[] TerrainVertex = new Vertex[100 * 100];
for (int i = 0; i < 100; i++)
{
for (int j = 0; j < 100; j++)
{
TerrainVertex[i * 100 + j].Position = new Vector3(i, 0, j);
TerrainVertex[i * 100 + j].TexCoord = new Vector2(i / 2 == 0? 0 : 1, j / 2 == 0? 0 : 1);
}
}
TerrainVertexBuffer = device.CreateCommittedResource(
new HeapProperties(HeapType.Upload),
HeapFlags.None,
ResourceDescription.Buffer(Utilities.SizeOf(TerrainVertex)),
ResourceStates.GenericRead);
Utilities.Write(TerrainVertexBuffer.Map(0), TerrainVertex, 0, TerrainVertex.Length);
vertexBuffer.Unmap(0);
TerrainVertexBufferView = new VertexBufferView()
{
BufferLocation = TerrainVertexBuffer.GPUVirtualAddress,
StrideInBytes = Utilities.SizeOf <Vertex>(),
SizeInBytes = Utilities.SizeOf(TerrainVertex)
};
}
private void LoadAssets()
{
// Create the root signature description.
var rootSignatureDesc = new RootSignatureDescription(
RootSignatureFlags.AllowInputAssemblerInputLayout,
// Root Parameters
new[]
{
new RootParameter(ShaderVisibility.All,
new []
{
new DescriptorRange()
{
RangeType = DescriptorRangeType.ShaderResourceView,
DescriptorCount = 1,
OffsetInDescriptorsFromTableStart = int.MinValue,
BaseShaderRegister = 0
},
new DescriptorRange()
{
RangeType = DescriptorRangeType.ConstantBufferView,
DescriptorCount = 1,
OffsetInDescriptorsFromTableStart = int.MinValue + 1,
BaseShaderRegister = 0
}
}),
new RootParameter(ShaderVisibility.Pixel,
new DescriptorRange()
{
RangeType = DescriptorRangeType.Sampler,
DescriptorCount = 1,
OffsetInDescriptorsFromTableStart = int.MinValue,
BaseShaderRegister = 0
}),
});
//// Samplers
//new[]
//{
// new StaticSamplerDescription(ShaderVisibility.Pixel, 0, 0)
// {
// Filter = Filter.MinimumMinMagMipPoint,
// AddressUVW = TextureAddressMode.Border,
// }
//});
rootSignature = device.CreateRootSignature(0, rootSignatureDesc.Serialize());
// Create the pipeline state, which includes compiling and loading shaders.
#if DEBUG
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.Compile(SharpDX.IO.NativeFile.ReadAllText("../../shaders.hlsl"), "VSMain", "vs_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug));
#else
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("shaders.hlsl", "VSMain", "vs_5_0"));
#endif
#if DEBUG
var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.Compile(SharpDX.IO.NativeFile.ReadAllText("../../shaders.hlsl"), "PSMain", "ps_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug));
#else
var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("shaders.hlsl", "PSMain", "ps_5_0"));
#endif
#if DEBUG
//var result = SharpDX.D3DCompiler.ShaderBytecode.Compile(SharpDX.IO.NativeFile.ReadAllText("../../shaders.hlsl"), "GSMain", "gs_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug);
var geometryShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.Compile(SharpDX.IO.NativeFile.ReadAllText("../../shaders.hlsl"), "GSMain", "gs_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug));
#else
var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("shaders.hlsl", "PSMain", "ps_5_0"));
#endif
// Define the vertex input layout.
var inputElementDescs = new[]
{
new InputElement("POSITION",0,Format.R32G32B32_Float,0,0),
new InputElement("TEXCOORD",0,Format.R32G32_Float,12,0)
};
// Describe and create the graphics pipeline state object (PSO).
var psoDesc = new GraphicsPipelineStateDescription()
{
InputLayout = new InputLayoutDescription(inputElementDescs),
RootSignature = rootSignature,
VertexShader = vertexShader,
GeometryShader = geometryShader,
PixelShader = pixelShader,
RasterizerState = RasterizerStateDescription.Default(),
BlendState = BlendStateDescription.Default(),
DepthStencilFormat = SharpDX.DXGI.Format.D32_Float,
DepthStencilState = new DepthStencilStateDescription()
{
IsDepthEnabled = true,
DepthComparison = Comparison.LessEqual,
DepthWriteMask = DepthWriteMask.All,
IsStencilEnabled = false
},
SampleMask = int.MaxValue,
PrimitiveTopologyType = PrimitiveTopologyType.Triangle,
RenderTargetCount = 1,
Flags = PipelineStateFlags.None,
SampleDescription = new SharpDX.DXGI.SampleDescription(1, 0),
StreamOutput = new StreamOutputDescription()
};
psoDesc.RenderTargetFormats[0] = SharpDX.DXGI.Format.R8G8B8A8_UNorm;
pipelineState = device.CreateGraphicsPipelineState(psoDesc);
commandList = device.CreateCommandList(CommandListType.Direct, commandAllocator, pipelineState);
commandList.Close();
// build vertex buffer
var triangleVertices = new[]
{
//TOP
new Vertex() {Position = new Vector3(-1f , 1f , 1f) , TexCoord = new Vector2(1f ,1f)} ,
new Vertex() {Position = new Vector3(1f , 1f , 1f) , TexCoord = new Vector2(0f ,1f)} ,
new Vertex() {Position = new Vector3(1f , 1f ,-1f) , TexCoord = new Vector2(0f ,0f)} ,
new Vertex() {Position = new Vector3(-1f , 1f ,-1f) , TexCoord = new Vector2(1f ,0f)} ,
//BOTTOM
new Vertex() {Position = new Vector3(-1f ,-1f , 1f) , TexCoord = new Vector2(1f ,1f)} ,
new Vertex() {Position = new Vector3(1f ,-1f , 1f) , TexCoord = new Vector2(0f ,1f)} ,
new Vertex() {Position = new Vector3(1f ,-1f ,-1f) , TexCoord = new Vector2(0f ,0f)} ,
new Vertex() {Position = new Vector3(-1f ,-1f ,-1f) , TexCoord = new Vector2(1f ,0f)} ,
//LEFT
new Vertex() {Position = new Vector3(-1f ,-1f , 1f) , TexCoord = new Vector2(0f ,1f)} ,
new Vertex() {Position = new Vector3(-1f , 1f , 1f) , TexCoord = new Vector2(0f ,0f)} ,
new Vertex() {Position = new Vector3(-1f , 1f ,-1f) , TexCoord = new Vector2(1f ,0f)} ,
new Vertex() {Position = new Vector3(-1f ,-1f ,-1f) , TexCoord = new Vector2(1f ,1f)} ,
//RIGHT
new Vertex() {Position = new Vector3(1f ,-1f , 1f) , TexCoord = new Vector2(1f ,1f)} ,
new Vertex() {Position = new Vector3(1f , 1f , 1f) , TexCoord = new Vector2(1f ,0f)} ,
new Vertex() {Position = new Vector3(1f , 1f ,-1f) , TexCoord = new Vector2(0f ,0f)} ,
new Vertex() {Position = new Vector3(1f ,-1f ,-1f) , TexCoord = new Vector2(0f ,1f)} ,
//FRONT
new Vertex() {Position = new Vector3(-1f , 1f , 1f) , TexCoord = new Vector2(1f ,0f)} ,
new Vertex() {Position = new Vector3(1f , 1f , 1f) , TexCoord = new Vector2(0f ,0f)} ,
new Vertex() {Position = new Vector3(1f ,-1f , 1f) , TexCoord = new Vector2(0f ,1f)} ,
new Vertex() {Position = new Vector3(-1f ,-1f , 1f) , TexCoord = new Vector2(1f ,1f)} ,
//BACK
new Vertex() {Position = new Vector3(-1f , 1f ,-1f) , TexCoord = new Vector2(0f ,0f)} ,
new Vertex() {Position = new Vector3(1f , 1f ,-1f) , TexCoord = new Vector2(1f ,0f)} ,
new Vertex() {Position = new Vector3(1f ,-1f ,-1f) , TexCoord = new Vector2(1f ,1f)} ,
new Vertex() {Position = new Vector3(-1f ,-1f ,-1f) , TexCoord = new Vector2(0f ,1f)}
};
int vertexBufferSize = Utilities.SizeOf(triangleVertices);
vertexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(vertexBufferSize), ResourceStates.GenericRead);
IntPtr pVertexDataBegin = vertexBuffer.Map(0);
Utilities.Write(pVertexDataBegin, triangleVertices, 0, triangleVertices.Length);
vertexBuffer.Unmap(0);
vertexBufferView = new VertexBufferView();
vertexBufferView.BufferLocation = vertexBuffer.GPUVirtualAddress;
vertexBufferView.StrideInBytes = Utilities.SizeOf<Vertex>();
vertexBufferView.SizeInBytes = vertexBufferSize;
// build index buffer
var triangleIndexes = new uint[]
{
0,1,2,
0,2,3,
4,6,5,
4,7,6,
8,9,10,
8,10,11,
12,14,13,
12,15,14,
16,18,17,
16,19,18,
20,21,22,
20,22,23
};
int indexBufferSize = Utilities.SizeOf(triangleIndexes);
indexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(indexBufferSize), ResourceStates.GenericRead);
IntPtr pIndexDataBegin = indexBuffer.Map(0);
Utilities.Write(pIndexDataBegin, triangleIndexes, 0, triangleIndexes.Length);
indexBuffer.Unmap(0);
indexBufferView = new IndexBufferView();
indexBufferView.BufferLocation = indexBuffer.GPUVirtualAddress;
indexBufferView.SizeInBytes = indexBufferSize;
indexBufferView.Format = Format.R32_UInt;
// Create the texture.
// Describe and create a Texture2D.
var textureDesc = ResourceDescription.Texture2D(Format.R8G8B8A8_UNorm, TextureWidth, TextureHeight, 1, 1, 1, 0, ResourceFlags.None, TextureLayout.Unknown, 0);
texture = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, textureDesc, ResourceStates.GenericRead, null);
// Copy data to the intermediate upload heap and then schedule a copy
// from the upload heap to the Texture2D.
byte[] textureData = Utilities.ReadStream(new FileStream("../../texture1.dds", FileMode.Open));
texture.Name = "Texture";
var handle = GCHandle.Alloc(textureData, GCHandleType.Pinned);
var ptr = Marshal.UnsafeAddrOfPinnedArrayElement(textureData, 0);
texture.WriteToSubresource(0, null, ptr, TextureWidth * 4, textureData.Length);
handle.Free();
// Describe and create a SRV for the texture.
var srvDesc = new ShaderResourceViewDescription
{
Shader4ComponentMapping = ((((0) & 0x7) |(((1) & 0x7) << 3) |(((2) & 0x7) << (3 * 2)) |(((3) & 0x7) << (3 * 3)) | (1 << (3 * 4)))),
Format = textureDesc.Format,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D =
{
MipLevels = 1,
MostDetailedMip = 0,
PlaneSlice = 0,
ResourceMinLODClamp = 0.0f
},
};
device.CreateShaderResourceView(texture, srvDesc, srvCbvHeap.CPUDescriptorHandleForHeapStart);
SamplerStateDescription samplerDesc = new SamplerStateDescription
{
Filter = Filter.MinMagMipLinear,
AddressU = TextureAddressMode.Clamp,
AddressV = TextureAddressMode.Clamp,
AddressW = TextureAddressMode.Clamp,
MaximumAnisotropy = 0,
MaximumLod = float.MaxValue,
MinimumLod = -float.MaxValue,
MipLodBias = 0,
ComparisonFunction = Comparison.Never
};
device.CreateSampler(samplerDesc, samplerViewHeap.CPUDescriptorHandleForHeapStart);
// build constant buffer
constantBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(1024 * 64), ResourceStates.GenericRead);
var cbDesc = new ConstantBufferViewDescription()
{
BufferLocation = constantBuffer.GPUVirtualAddress,
SizeInBytes = (Utilities.SizeOf<ConstantBufferData>() + 255) & ~255
};
var srvCbvStep = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
device.CreateConstantBufferView(cbDesc, srvCbvHeap.CPUDescriptorHandleForHeapStart + srvCbvStep);
constantBufferData = new ConstantBufferData
{
Project = Matrix.Identity
};
constantBufferPointer = constantBuffer.Map(0);
Utilities.Write(constantBufferPointer, ref constantBufferData);
// build depth buffer
DescriptorHeapDescription descDescriptorHeapDSB = new DescriptorHeapDescription()
{
DescriptorCount = 1,
Type = DescriptorHeapType.DepthStencilView,
Flags = DescriptorHeapFlags.None
};
DescriptorHeap descriptorHeapDSB = device.CreateDescriptorHeap(descDescriptorHeapDSB);
ResourceDescription descDepth = new ResourceDescription()
{
Dimension = ResourceDimension.Texture2D,
DepthOrArraySize = 1,
MipLevels = 0,
Flags = ResourceFlags.AllowDepthStencil,
Width = (int)viewport.Width,
Height = (int)viewport.Height,
Format = Format.R32_Typeless,
Layout = TextureLayout.Unknown,
SampleDescription = new SampleDescription() { Count = 1 }
};
ClearValue dsvClearValue = new ClearValue()
{
Format = Format.D32_Float,
DepthStencil = new DepthStencilValue()
{
Depth = 1.0f,
Stencil = 0
}
};
Resource renderTargetDepth = device.CreateCommittedResource(new HeapProperties(HeapType.Default), HeapFlags.None, descDepth, ResourceStates.GenericRead, dsvClearValue);
DepthStencilViewDescription depthDSV = new DepthStencilViewDescription()
{
Dimension = DepthStencilViewDimension.Texture2D,
Format = Format.D32_Float,
Texture2D = new DepthStencilViewDescription.Texture2DResource()
{
MipSlice = 0
}
};
device.CreateDepthStencilView(renderTargetDepth, depthDSV, descriptorHeapDSB.CPUDescriptorHandleForHeapStart);
handleDSV = descriptorHeapDSB.CPUDescriptorHandleForHeapStart;
fence = device.CreateFence(0, FenceFlags.None);
fenceValue = 1;
fenceEvent = new AutoResetEvent(false);
}