void ConstructPlatformDependentMembers(Int64 bufferLocation, Int32 sizeInBytes)
{
m_CBVDesc = new ConstantBufferViewDescription()
{
BufferLocation = bufferLocation,
SizeInBytes = sizeInBytes,
};
}
private void BuildConstantBuffers()
{
var cbvDesc = new ConstantBufferViewDescription
{
BufferLocation = CurrFrameResource.ObjectCB.Resource.GPUVirtualAddress,
SizeInBytes = BufferHelper.CalcConstantBufferByteSize <ObjectConstants>()
};
this.device.CreateConstantBufferView(cbvDesc, descriptorHeapObjects.ConstantBufferViewShaderResourceViewUnorderedAccessViewDescriptorHeap.CPUDescriptorHandleForHeapStart);
}
private void BuildConstantBufferViews()
{
int objCBByteSize = D3DUtil.CalcConstantBufferByteSize <ObjectConstants>();
int objCount = _allRitems.Count;
// Need a CBV descriptor for each object for each frame resource.
for (int frameIndex = 0; frameIndex < NumFrameResources; frameIndex++)
{
Resource objectCB = _frameResources[frameIndex].ObjectCB.Resource;
for (int i = 0; i < objCount; i++)
{
long cbAddress = objectCB.GPUVirtualAddress;
// Offset to the ith object constant buffer in the buffer.
cbAddress += i * objCBByteSize;
// Offset to the object cbv in the descriptor heap.
int heapIndex = frameIndex * objCount + i;
CpuDescriptorHandle handle = _cbvHeap.CPUDescriptorHandleForHeapStart;
handle += heapIndex * CbvSrvUavDescriptorSize;
var cbvDesc = new ConstantBufferViewDescription
{
BufferLocation = cbAddress,
SizeInBytes = objCBByteSize
};
Device.CreateConstantBufferView(cbvDesc, handle);
}
}
int passCBByteSize = D3DUtil.CalcConstantBufferByteSize <PassConstants>();
// Last three descriptors are the pass CBVs for each frame resource.
for (int frameIndex = 0; frameIndex < NumFrameResources; frameIndex++)
{
Resource passCB = _frameResources[frameIndex].PassCB.Resource;
long cbAddress = passCB.GPUVirtualAddress;
// Offset to the pass cbv in the descriptor heap.
int heapIndex = _passCbvOffset + frameIndex;
CpuDescriptorHandle handle = _cbvHeap.CPUDescriptorHandleForHeapStart;
handle += heapIndex * CbvSrvUavDescriptorSize;
var cbvDesc = new ConstantBufferViewDescription
{
BufferLocation = cbAddress,
SizeInBytes = passCBByteSize
};
Device.CreateConstantBufferView(cbvDesc, handle);
}
}
private void PlatformCreateShaders()
{
var inputElementDescs = new[]
{
new InputElement("POSITION", 0, Format.R32G32_Float, 0, 0),
new InputElement("COLOR", 0, Format.B8G8R8A8_UNorm, 8, 0),
new InputElement("TEXCOORD", 0, Format.R32G32_Float, 8 + 4, 0)
};
var psoDesc = new GraphicsPipelineStateDescription()
{
InputLayout = new InputLayoutDescription(inputElementDescs),
RootSignature = graphicsHost.RootSignature,
VertexShader = DXHelper.CompileShader(vertexShaderSource, "main", "vs_5_0"),
PixelShader = DXHelper.CompileShader(pixelShaderSource, "main", "ps_5_0"),
RasterizerState = RasterizerStateDescription.Default(),
BlendState = BlendStateDescription.Default(),
DepthStencilFormat = SharpDX.DXGI.Format.D32_Float,
DepthStencilState = new DepthStencilStateDescription()
{
IsDepthEnabled = false, 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 = graphicsHost.Device.CreateGraphicsPipelineState(psoDesc);
// TODO: Move buffer
var constantBufferDesc = ResourceDescription.Buffer(1024 * 64);
constantBuffer = graphicsHost.Device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, constantBufferDesc, ResourceStates.GenericRead);
constantBuffer.Name = "[SpriteRenderer] Constant Buffer";
var cbvDesc = new ConstantBufferViewDescription()
{
BufferLocation = constantBuffer.GPUVirtualAddress,
SizeInBytes = (SharpDX.Utilities.SizeOf <ConstantBuffer>() + 255) & ~255,
};
graphicsHost.Device.CreateConstantBufferView(cbvDesc, graphicsHost.CBVHeap.CPUDescriptorHandleForHeapStart);
mappedConstantBuffer = constantBuffer.Map(0);
SharpDX.Utilities.Write(mappedConstantBuffer, ref constantBufferData);
}
private void BuildConstantBuffers()
{
int sizeInBytes = D3DUtil.CalcConstantBufferByteSize <ObjectConstants>();
_objectCB = new UploadBuffer <ObjectConstants>(Device, 1, true);
var cbvDesc = new ConstantBufferViewDescription
{
BufferLocation = _objectCB.Resource.GPUVirtualAddress,
SizeInBytes = sizeInBytes
};
CpuDescriptorHandle cbvHeapHandle = _cbvHeap.CPUDescriptorHandleForHeapStart;
Device.CreateConstantBufferView(cbvDesc, cbvHeapHandle);
}
private static IntPtr CreateConstantBufferView(GraphicsResource resource)
{
IntPtr cpuHandle = resource.GraphicsDevice.ShaderResourceViewAllocator.Allocate(1);
int constantBufferSize = ((int)resource.SizeInBytes + 255) & ~255;
ConstantBufferViewDescription cbvDescription = new ConstantBufferViewDescription
{
BufferLocation = resource.NativeResource.GPUVirtualAddress,
SizeInBytes = constantBufferSize
};
resource.GraphicsDevice.NativeDevice.CreateConstantBufferView(cbvDescription, cpuHandle.ToCpuDescriptorHandle());
return(cpuHandle);
}
private void BuildConstantBuffers <TYPE>() where TYPE : struct
{
int sizeInBytes = DXUtil1.D3DUtil.CalcConstantBufferByteSize <TYPE>();
cbuf = new DXUtil2.UploadBuffer <TYPE>(DXGlobal.device, 1, true);
var cbvDesc = new ConstantBufferViewDescription
{
BufferLocation = cbuf.Resource.GPUVirtualAddress,
SizeInBytes = sizeInBytes
};
CpuDescriptorHandle cbvHeapHandle = _cbvHeap.CPUDescriptorHandleForHeapStart;
DXGlobal.device.CreateConstantBufferView(cbvDesc, cbvHeapHandle);
}
private void LoadAssets()
{
DescriptorRange[] ranges = new DescriptorRange[] { new DescriptorRange() { RangeType = DescriptorRangeType.ConstantBufferView, BaseShaderRegister = 0, OffsetInDescriptorsFromTableStart = int.MinValue, DescriptorCount = 1 } };
RootParameter parameter = new RootParameter(ShaderVisibility.Vertex, ranges);
// Create an empty root signature.
RootSignatureDescription rootSignatureDesc = new RootSignatureDescription(RootSignatureFlags.AllowInputAssemblerInputLayout, new RootParameter[] { parameter });
rootSignature = device.CreateRootSignature(rootSignatureDesc.Serialize());
// Create the pipeline state, which includes compiling and loading shaders.
#if DEBUG
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("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.CompileFromFile("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
// Define the vertex input layout.
InputElement[] inputElementDescs = new InputElement[]
{
new InputElement("POSITION",0,Format.R32G32B32_Float,0,0),
new InputElement("COLOR",0,Format.R32G32B32A32_Float,12,0)
};
// Describe and create the graphics pipeline state object (PSO).
GraphicsPipelineStateDescription psoDesc = new GraphicsPipelineStateDescription()
{
InputLayout = new InputLayoutDescription(inputElementDescs),
RootSignature = rootSignature,
VertexShader = vertexShader,
PixelShader = pixelShader,
RasterizerState = RasterizerStateDescription.Default(),
BlendState = BlendStateDescription.Default(),
DepthStencilFormat = SharpDX.DXGI.Format.D32_Float,
DepthStencilState = new DepthStencilStateDescription() { IsDepthEnabled = false, 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);
// Create the command list.
commandList = device.CreateCommandList(CommandListType.Direct, commandAllocator, pipelineState);
// Create the vertex buffer.
float aspectRatio = viewport.Width / viewport.Height;
// Define the geometry for a triangle.
Vertex[] triangleVertices = new Vertex[]
{
new Vertex() {position=new Vector3(0.0f, 0.25f * aspectRatio, 0.0f ),color=new Vector4(1.0f, 0.0f, 0.0f, 1.0f ) },
new Vertex() {position=new Vector3(0.25f, -0.25f * aspectRatio, 0.0f),color=new Vector4(0.0f, 1.0f, 0.0f, 1.0f) },
new Vertex() {position=new Vector3(-0.25f, -0.25f * aspectRatio, 0.0f),color=new Vector4(0.0f, 0.0f, 1.0f, 1.0f ) },
};
int vertexBufferSize = Utilities.SizeOf(triangleVertices);
// Note: using upload heaps to transfer static data like vert buffers is not
// recommended. Every time the GPU needs it, the upload heap will be marshalled
// over. Please read up on Default Heap usage. An upload heap is used here for
// code simplicity and because there are very few verts to actually transfer.
vertexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(vertexBufferSize), ResourceStates.GenericRead);
// Copy the triangle data to the vertex buffer.
IntPtr pVertexDataBegin = vertexBuffer.Map(0);
Utilities.Write(pVertexDataBegin, triangleVertices, 0, triangleVertices.Length);
vertexBuffer.Unmap(0);
// Initialize the vertex buffer view.
vertexBufferView = new VertexBufferView();
vertexBufferView.BufferLocation = vertexBuffer.GPUVirtualAddress;
vertexBufferView.StrideInBytes = Utilities.SizeOf<Vertex>();
vertexBufferView.SizeInBytes = vertexBufferSize;
// Command lists are created in the recording state, but there is nothing
// to record yet. The main loop expects it to be closed, so close it now.
commandList.Close();
constantBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(1024 * 64), ResourceStates.GenericRead);
//// Describe and create a constant buffer view.
ConstantBufferViewDescription cbvDesc = new ConstantBufferViewDescription()
{
BufferLocation = constantBuffer.GPUVirtualAddress,
SizeInBytes = (Utilities.SizeOf<ConstantBuffer>() + 255) & ~255
};
device.CreateConstantBufferView(cbvDesc, constantBufferViewHeap.CPUDescriptorHandleForHeapStart);
// Initialize and map the constant buffers. We don't unmap this until the
// app closes. Keeping things mapped for the lifetime of the resource is okay.
constantBufferPointer = constantBuffer.Map(0);
Utilities.Write(constantBufferPointer, ref constantBufferData);
// Create synchronization objects.
fence = device.CreateFence(0, FenceFlags.None);
fenceValue = 1;
// Create an event handle to use for frame synchronization.
fenceEvent = new AutoResetEvent(false);
}
public void LoadAssets()
{
//@TODO - temporary sampler
StaticSamplerDescription pointClamp = new StaticSamplerDescription(ShaderVisibility.Pixel, 0, 0);
pointClamp.Filter = Filter.ComparisonMinLinearMagMipPoint;
pointClamp.AddressU = TextureAddressMode.Clamp;
pointClamp.AddressV = TextureAddressMode.Clamp;
pointClamp.AddressW = TextureAddressMode.Clamp;
StaticSamplerDescription[] staticSamArray = new[] { pointClamp };
// create an empty root signature
var rootSignatureDesc = new RootSignatureDescription(RootSignatureFlags.AllowInputAssemblerInputLayout,
// root parameters
new[]
{
new RootParameter(ShaderVisibility.Vertex,
new DescriptorRange()
{
RangeType = DescriptorRangeType.ConstantBufferView,
BaseShaderRegister = 0,
OffsetInDescriptorsFromTableStart = 0,
DescriptorCount = 1
}),
new RootParameter(ShaderVisibility.Pixel,
new DescriptorRange()
{
RangeType = DescriptorRangeType.ShaderResourceView,
BaseShaderRegister = 0,
OffsetInDescriptorsFromTableStart = 0,
DescriptorCount = 1
})
}
, staticSamArray
);
m_RootSignature = Device.CreateRootSignature(rootSignatureDesc.Serialize());
// create the pipeline state, which includes compiling and loading shader
//H1VertexFactoryType vertexFactoryType = ShaderManager.GetVertexFactoryType("H1LocalVertexFactory");
H1VertexFactoryType vertexFactoryType = ShaderManager.GetVertexFactoryType("H1GpuSkinVertexFactory");
#if DEBUG
//var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("shader.hlsl", "VSMain", "vs_5_1", SharpDX.D3DCompiler.ShaderFlags.Debug));
var vertexShader = H1Material.DefaultMaterial.MaterialResource.GetShader("H1BasePassVertexShader", vertexFactoryType).ShaderByteCode;
#else
var vertexShader = H1Material.DefaultMaterial.MaterialResource.GetShader("H1BasePassVertexShader", vertexFactoryType).ShaderByteCode;
#endif
#if DEBUG
//var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("shader.hlsl", "PSMain", "ps_5_1", SharpDX.D3DCompiler.ShaderFlags.Debug));
var pixelShader = H1Material.DefaultMaterial.MaterialResource.GetShader("H1BasePassPixelShader", vertexFactoryType).ShaderByteCode;
#else
var pixelShader = H1Material.DefaultMaterial.MaterialResource.GetShader("H1BasePassPixelShader", vertexFactoryType).ShaderByteCode;
#endif
// set the seperate rasterizerstatedesc
RasterizerStateDescription rasterizerStateDesc = RasterizerStateDescription.Default();
//rasterizerStateDesc.FillMode = FillMode.Wireframe;
//rasterizerStateDesc.CullMode = CullMode.None;
rasterizerStateDesc.CullMode = CullMode.Front; //@TODO - what the f**k?!... need to solve this urgently~******
rasterizerStateDesc.FillMode = FillMode.Solid;
//H1StaticMeshLODResource resource = m_TempStaticMesh.StaticMeshData.GetLODResource(0);
//H1StaticMeshLODResource resource = H1Global<H1World>.Instance.PersistentLevel.GetActor(0).GetActorComponent<H1StaticMeshComponent>().StaticMesh.StaticMeshData.GetLODResource(1);
H1SkeletalMeshObjectGPUSkin skeletalMeshObject = H1Global <H1World> .Instance.PersistentLevel.GetActor(0).GetActorComponent <H1SkeletalMeshComponent>().SkeletalMeshObjectGPUSkin;
// describe and create the graphics pipeline state object (PSO)
var psoDesc = new GraphicsPipelineStateDescription()
{
//InputLayout = resource.LocalVertexFactory.VertexDeclaration.InputLayout,
InputLayout = ((Gen2Layer.H1InputLayout)skeletalMeshObject.GetSkeletalMeshObjectLODByIndex(0).GPUSkinVertexFactories.VertexFactories[0].VertexDeclaration.InputLayout).Description,
RootSignature = m_RootSignature,
VertexShader = vertexShader,
PixelShader = pixelShader,
RasterizerState = rasterizerStateDesc,
BlendState = BlendStateDescription.Default(),
DepthStencilFormat = SharpDX.DXGI.Format.D32_Float,
DepthStencilState = DepthStencilStateDescription.Default(),
//DepthStencilState = new DepthStencilStateDescription() { IsDepthEnabled = false, 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;
m_PipelineState = Device.CreateGraphicsPipelineState(psoDesc);
// create the command list
m_CommandList = new Direct3D12.H1CommandList(m_DeviceContext.Dx12Device, m_DeviceContext.MainCommandListPool);
m_CommandList.Initialize();
// create the vertex buffer
float aspectRatio = m_Viewport.Width / m_Viewport.Height;
m_ConstantBuffer = Device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(1024 * 64), ResourceStates.GenericRead);
var cbvDesc = new ConstantBufferViewDescription
{
BufferLocation = m_ConstantBuffer.GPUVirtualAddress,
SizeInBytes = 256 * 256//(Utilities.SizeOf<TransformationCB>() + 255) & ~255
};
Device.CreateConstantBufferView(cbvDesc, m_ConstantBufferViewHeap.CPUDescriptorHandleForHeapStart);
m_TransformationCBPointer = m_ConstantBuffer.Map(0);
//Utilities.Write(m_TransformationCBPointer, ref m_TransformationCB);
List <Matrix> dataToCopy = new List <Matrix>();
dataToCopy.Add(m_TransformationCB.viewProjectionMatrix);
foreach (Matrix mtx in m_TransformationCB.BoneMatrices)
{
dataToCopy.Add(mtx);
}
Utilities.Write(m_TransformationCBPointer, dataToCopy.ToArray(), 0, 101);
m_ConstantBuffer.Unmap(0);
// @TODO - temporary so need to delete
String path = Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "Assets\\");
m_tempImageLoader = new H1ImageWrapper(path + "alduin.JPG");
//CpuDescriptorHandle hDescriptor = m_srvDescriptorHeap.CPUDescriptorHandleForHeapStart;
CpuDescriptorHandle hDescriptor = m_ConstantBufferViewHeap.CPUDescriptorHandleForHeapStart;
hDescriptor += m_ConstantBufferDescriptorSize;
//Int32 sizeInBytes = (Utilities.SizeOf<TransformationCB>() + 255) & ~255;
//hDescriptor += sizeInBytes;
ShaderResourceViewDescription srvDesc = new ShaderResourceViewDescription()
{
Shader4ComponentMapping = 5768, //@TODO - temporary!
Format = m_tempImageLoader.m_tempTextureObject.Resource.Description.Format,
Dimension = ShaderResourceViewDimension.Texture2D
};
srvDesc.Texture2D.MostDetailedMip = 0;
srvDesc.Texture2D.MipLevels = 1;// m_tempImageLoader.m_tempTextureObject.Resource.Description.MipLevels;
srvDesc.Texture2D.ResourceMinLODClamp = 0.0f;
Device.CreateShaderResourceView(m_tempImageLoader.m_tempTextureObject.Resource, srvDesc, hDescriptor);
}
public void SettingForPhysics()
{
//@TODO - temporary sampler
StaticSamplerDescription pointClamp = new StaticSamplerDescription(ShaderVisibility.Pixel, 0, 0);
pointClamp.Filter = Filter.ComparisonMinLinearMagMipPoint;
pointClamp.AddressU = TextureAddressMode.Clamp;
pointClamp.AddressV = TextureAddressMode.Clamp;
pointClamp.AddressW = TextureAddressMode.Clamp;
StaticSamplerDescription[] staticSamArray = new[] { pointClamp };
// create an empty root signature
var rootSignatureDesc = new RootSignatureDescription(RootSignatureFlags.AllowInputAssemblerInputLayout,
// root parameters
new[]
{
new RootParameter(ShaderVisibility.Vertex,
new DescriptorRange()
{
RangeType = DescriptorRangeType.ConstantBufferView,
BaseShaderRegister = 0,
OffsetInDescriptorsFromTableStart = 0,
DescriptorCount = 1
}),
new RootParameter(ShaderVisibility.Pixel,
new DescriptorRange()
{
RangeType = DescriptorRangeType.ShaderResourceView,
BaseShaderRegister = 0,
OffsetInDescriptorsFromTableStart = 0,
DescriptorCount = 1
})
}
, staticSamArray
);
m_RootSignature = Device.CreateRootSignature(rootSignatureDesc.Serialize());
// create the pipeline state, which includes compiling and loading shader
H1VertexFactoryType vertexFactoryType = ShaderManager.GetVertexFactoryType("H1LocalVertexFactory");
//H1VertexFactoryType vertexFactoryType = ShaderManager.GetVertexFactoryType("H1GpuSkinVertexFactory");
#if DEBUG
//var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("shader.hlsl", "VSMain", "vs_5_1", SharpDX.D3DCompiler.ShaderFlags.Debug));
var vertexShader = H1Material.DefaultMaterial.MaterialResource.GetShader("H1BasePassVertexShader", vertexFactoryType).ShaderByteCode;
#else
var vertexShader = H1Material.DefaultMaterial.MaterialResource.GetShader("H1BasePassVertexShader", vertexFactoryType).ShaderByteCode;
#endif
#if DEBUG
//var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("shader.hlsl", "PSMain", "ps_5_1", SharpDX.D3DCompiler.ShaderFlags.Debug));
var pixelShader = H1Material.DefaultMaterial.MaterialResource.GetShader("H1BasePassPixelShader", vertexFactoryType).ShaderByteCode;
#else
var pixelShader = H1Material.DefaultMaterial.MaterialResource.GetShader("H1BasePassPixelShader", vertexFactoryType).ShaderByteCode;
#endif
// set the seperate rasterizerstatedesc
RasterizerStateDescription rasterizerStateDesc = RasterizerStateDescription.Default();
rasterizerStateDesc.FillMode = FillMode.Wireframe;
rasterizerStateDesc.CullMode = CullMode.None;
//rasterizerStateDesc.CullMode = CullMode.Front; //@TODO - what the f**k?!... need to solve this urgently~******
//rasterizerStateDesc.FillMode = FillMode.Solid;
Vector3 position = new Vector3();
Vector3 size = new Vector3(1, 1, 1);
H1RenderUtils.H1DynamicMeshBuilder meshBuilder = H1Global <H1VisualDebugger> .Instance.GetNewDynamicMeshBuilder();
{
meshBuilder.AddLine(new Vector4(position + size * new Vector3(1, 0, 0), 1), new Vector4(position - size * new Vector3(1, 0, 0), 1), new Vector4(1));
meshBuilder.AddLine(new Vector4(position + size * new Vector3(0, 1, 0), 1), new Vector4(position - size * new Vector3(0, 1, 0), 1), new Vector4(1));
meshBuilder.AddLine(new Vector4(position + size * new Vector3(0, 0, 1), 1), new Vector4(position - size * new Vector3(0, 0, 1), 1), new Vector4(1));
}
// generate vertex & index buffers and vertex declaration
meshBuilder.GenerateVertexIndexBuffersAndVertexDeclaration();
// describe and create the graphics pipeline state object (PSO)
var psoDesc = new GraphicsPipelineStateDescription()
{
InputLayout = meshBuilder.VertexFactory.VertexDeclaration.InputLayout.Description,
RootSignature = m_RootSignature,
VertexShader = vertexShader,
PixelShader = pixelShader,
RasterizerState = rasterizerStateDesc,
BlendState = BlendStateDescription.Default(),
DepthStencilFormat = SharpDX.DXGI.Format.D32_Float,
DepthStencilState = DepthStencilStateDescription.Default(),
//DepthStencilState = new DepthStencilStateDescription() { IsDepthEnabled = false, 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;
m_PipelineState = Device.CreateGraphicsPipelineState(psoDesc);
// create the command list
m_CommandList = new Direct3D12.H1CommandList(m_DeviceContext.Dx12Device, m_DeviceContext.MainCommandListPool);
m_CommandList.Initialize();
// create the vertex buffer
float aspectRatio = m_Viewport.Width / m_Viewport.Height;
m_ConstantBuffer = Device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(1024 * 64), ResourceStates.GenericRead);
var cbvDesc = new ConstantBufferViewDescription
{
BufferLocation = m_ConstantBuffer.GPUVirtualAddress,
SizeInBytes = 256 * 256//(Utilities.SizeOf<TransformationCB>() + 255) & ~255
};
Device.CreateConstantBufferView(cbvDesc, m_ConstantBufferViewHeap.CPUDescriptorHandleForHeapStart);
}
public void BuildPSO(Device3 device, GraphicsCommandList commandList)
{
buffer = new CBuffer()
{
Rows = 3,
Columns = 5
};
DescriptorHeapDescription cbvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = 1,
Flags = DescriptorHeapFlags.ShaderVisible,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView
};
_constantBufferViewHeap = device.CreateDescriptorHeap(cbvHeapDesc);
DescriptorHeapDescription srvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = 1,
Flags = DescriptorHeapFlags.ShaderVisible,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView
};
_srvDescriptorHeap = device.CreateDescriptorHeap(srvHeapDesc);
DescriptorRange[] ranges = new DescriptorRange[] { new DescriptorRange()
{
RangeType = DescriptorRangeType.ShaderResourceView, DescriptorCount = 1, OffsetInDescriptorsFromTableStart = int.MinValue, BaseShaderRegister = 0
} };
//Get sampler state setup
StaticSamplerDescription sampler = new StaticSamplerDescription()
{
Filter = Filter.MinimumMinMagMipPoint,
AddressU = TextureAddressMode.Border,
AddressV = TextureAddressMode.Border,
AddressW = TextureAddressMode.Border,
MipLODBias = 0,
MaxAnisotropy = 0,
ComparisonFunc = Comparison.Never,
BorderColor = StaticBorderColor.TransparentBlack,
MinLOD = 0.0f,
MaxLOD = float.MaxValue,
ShaderRegister = 0,
RegisterSpace = 0,
ShaderVisibility = ShaderVisibility.Pixel,
};
RootParameter[] rootParameters = new RootParameter[] { new RootParameter(ShaderVisibility.Pixel, ranges),
new RootParameter(ShaderVisibility.Pixel, new RootDescriptor(1, 0), RootParameterType.ConstantBufferView) };
// Create an empty root signature.
RootSignatureDescription rootSignatureDesc = new RootSignatureDescription(RootSignatureFlags.AllowInputAssemblerInputLayout, rootParameters, new StaticSamplerDescription[] { sampler });
_rootSignature = device.CreateRootSignature(rootSignatureDesc.Serialize());
// Create the pipeline state, which includes compiling and loading shaders.
#if DEBUG
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("Shaders/AtlasWalk.hlsl", "VSMain", "vs_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug));
#else
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("Shaders/AtlasWalk.hlsl", "VSMain", "vs_5_0"));
#endif
#if DEBUG
var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("Shaders/AtlasWalk.hlsl", "PSMain", "ps_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug));
#else
var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("Shaders/AtlasWalk.hlsl", "PSMain", "ps_5_0"));
#endif
// Define the vertex input layout.
InputElement[] inputElementDescs = new InputElement[]
{
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).
GraphicsPipelineStateDescription psoDesc = new GraphicsPipelineStateDescription()
{
InputLayout = new InputLayoutDescription(inputElementDescs),
RootSignature = _rootSignature,
VertexShader = vertexShader,
PixelShader = pixelShader,
RasterizerState = RasterizerStateDescription.Default(),
BlendState = BlendStateDescription.Default(),
DepthStencilFormat = SharpDX.DXGI.Format.D32_Float,
DepthStencilState = new DepthStencilStateDescription()
{
IsDepthEnabled = false, 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);
// Define the geometry for a triangle.
Vertex[] triangleVertices = new Vertex[]
{
new Vertex()
{
position = new Vector3(-0.5f, -0.5f, 0.5f), texCoord = new Vector2(1.0f, 1.0f)
},
new Vertex()
{
position = new Vector3(-0.5f, 0.5f, 0.5f), texCoord = new Vector2(1.0f, 0.0f)
},
new Vertex()
{
position = new Vector3(0.5f, -0.5f, 0.5f), texCoord = new Vector2(0.0f, 1.0f)
},
new Vertex()
{
position = new Vector3(0.5f, 0.5f, 0.5f), texCoord = new Vector2(0.0f, 0.0f)
}
};
int vertexBufferSize = Utilities.SizeOf(triangleVertices);
// Note: using upload heaps to transfer static data like vert buffers is not
// recommended. Every time the GPU needs it, the upload heap will be marshalled
// over. Please read up on Default Heap usage. An upload heap is used here for
// code simplicity and because there are very few verts to actually transfer.
_vertexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(vertexBufferSize), ResourceStates.GenericRead);
// Copy the triangle data to the vertex buffer.
IntPtr pVertexDataBegin = _vertexBuffer.Map(0);
Utilities.Write(pVertexDataBegin, triangleVertices, 0, triangleVertices.Length);
_vertexBuffer.Unmap(0);
_indicies = new int[] { 0, 1, 2,
3, 2, 1 };
int indBufferSize = Utilities.SizeOf(_indicies);
_indexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(indBufferSize), ResourceStates.GenericRead);
IntPtr pIndBegin = _indexBuffer.Map(0);
Utilities.Write(pIndBegin, _indicies, 0, _indicies.Length);
_indexBuffer.Unmap(0);
_indexBufferView = new IndexBufferView()
{
BufferLocation = _indexBuffer.GPUVirtualAddress,
Format = Format.R32_UInt,
SizeInBytes = indBufferSize
};
// Initialize the vertex buffer view.
_vertexBufferView = new VertexBufferView
{
BufferLocation = _vertexBuffer.GPUVirtualAddress,
StrideInBytes = Utilities.SizeOf <Vertex>(),
SizeInBytes = vertexBufferSize
};
Resource textureUploadHeap;
// Create the texture.
// Describe and create a Texture2D.
ResourceDescription textureDesc = ResourceDescription.Texture2D(Format.R8G8B8A8_UNorm, textureWidth, textureHeight);
_texture = device.CreateCommittedResource(new HeapProperties(HeapType.Default), HeapFlags.None, textureDesc, ResourceStates.CopyDestination);
long uploadBufferSize = GetRequiredIntermediateSize(device, _texture, 0, 1);
// Create the GPU upload buffer.
textureUploadHeap = device.CreateCommittedResource(new HeapProperties(CpuPageProperty.WriteBack, MemoryPool.L0), HeapFlags.None, ResourceDescription.Texture2D(Format.R8G8B8A8_UNorm, textureWidth, textureHeight), ResourceStates.GenericRead);
// Copy data to the intermediate upload heap and then schedule a copy
// from the upload heap to the Texture2D.
byte[] textureData = GenerateTextureData();
GCHandle handle = GCHandle.Alloc(textureData, GCHandleType.Pinned);
IntPtr ptr = Marshal.UnsafeAddrOfPinnedArrayElement(textureData, 0);
textureUploadHeap.WriteToSubresource(0, null, ptr, 4 * textureWidth, textureData.Length);
handle.Free();
commandList.CopyTextureRegion(new TextureCopyLocation(_texture, 0), 0, 0, 0, new TextureCopyLocation(textureUploadHeap, 0), null);
commandList.ResourceBarrierTransition(_texture, ResourceStates.CopyDestination, ResourceStates.PixelShaderResource);
// Describe and create a SRV for the texture.
ShaderResourceViewDescription srvDesc = new ShaderResourceViewDescription()
{
Shader4ComponentMapping = ComponentMapping(0, 1, 2, 3),
Format = textureDesc.Format,
Dimension = ShaderResourceViewDimension.Texture2D,
};
srvDesc.Texture2D.MipLevels = 1;
device.CreateShaderResourceView(_texture, srvDesc, _srvDescriptorHeap.CPUDescriptorHandleForHeapStart);
_constantBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(1024 * 64), ResourceStates.GenericRead);
//// Describe and create a constant buffer view.
ConstantBufferViewDescription cbvDesc = new ConstantBufferViewDescription()
{
BufferLocation = _constantBuffer.GPUVirtualAddress,
SizeInBytes = (Utilities.SizeOf <CBuffer>() + 255) & ~255
};
device.CreateConstantBufferView(cbvDesc, _constantBufferViewHeap.CPUDescriptorHandleForHeapStart);
// Initialize and map the constant buffers. We don't unmap this until the
// app closes. Keeping things mapped for the lifetime of the resource is okay.
_constantBufferPointer = _constantBuffer.Map(0);
Utilities.Write(_constantBufferPointer, ref buffer);
_resources = new[] { new GraphicsResource()
{
Heap = _srvDescriptorHeap, Register = 0, type = ResourceType.DescriptorTable
},
new GraphicsResource()
{
Resource = _constantBuffer, Register = 1, type = ResourceType.ConstantBufferView
} };
}
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 LoadAssets()
{
RootParameter parameter1 = new RootParameter(ShaderVisibility.All, new DescriptorRange() { RangeType = DescriptorRangeType.ConstantBufferView, BaseShaderRegister = 0, DescriptorCount = 1 });
RootParameter parameter2 = new RootParameter(ShaderVisibility.Pixel, new DescriptorRange() { RangeType = DescriptorRangeType.ShaderResourceView, BaseShaderRegister = 0, DescriptorCount = 1 });
RootParameter parameter3 = new RootParameter(ShaderVisibility.Pixel, new DescriptorRange() { RangeType = DescriptorRangeType.Sampler, BaseShaderRegister = 0, DescriptorCount = 1 });
// Create a root signature.
RootSignatureDescription rootSignatureDesc = new RootSignatureDescription(RootSignatureFlags.AllowInputAssemblerInputLayout, new RootParameter[] { parameter1, parameter2, parameter3 });
rootSignature = device.CreateRootSignature(rootSignatureDesc.Serialize());
// Create the pipeline state, which includes compiling and loading shaders.
#if DEBUG
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("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.CompileFromFile("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
// Define the vertex input layout.
InputElement[] inputElementDescs = new InputElement[]
{
new InputElement("POSITION",0,Format.R32G32B32_Float,0,0),
new InputElement("NORMAL",0,Format.R32G32B32_Float,12,0),
new InputElement("TEXCOORD",0,Format.R32G32B32_Float,24,0)
};
// Describe and create the graphics pipeline state object (PSO).
GraphicsPipelineStateDescription psoDesc = new GraphicsPipelineStateDescription()
{
InputLayout = new InputLayoutDescription(inputElementDescs),
RootSignature = rootSignature,
VertexShader = vertexShader,
PixelShader = pixelShader,
RasterizerState = RasterizerStateDescription.Default(),
BlendState = BlendStateDescription.Default(),
DepthStencilFormat = SharpDX.DXGI.Format.D32_Float,
DepthStencilState = DepthStencilStateDescription.Default(),
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);
// Create the command list.
commandList = device.CreateCommandList(CommandListType.Direct, commandAllocator, pipelineState);
// Command lists are created in the recording state, but there is nothing
// to record yet. The main loop expects it to be closed, so close it now.
commandList.Close();
// Create the vertex buffer.
float aspectRatio = viewport.Width / viewport.Height;
//constant Buffer
int constantBufferSize = (Utilities.SizeOf<Transform>() + 255) & ~255;
constantBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(constantBufferSize), ResourceStates.GenericRead);
constantBufferDescriptorSize = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
//constant buffer
ConstantBufferViewDescription cbvDesc = new ConstantBufferViewDescription()
{
BufferLocation = constantBuffer.GPUVirtualAddress,
SizeInBytes = constantBufferSize
};
CpuDescriptorHandle cbHandleHeapStart = constantBufferViewHeap.CPUDescriptorHandleForHeapStart;
device.CreateConstantBufferView(cbvDesc, cbHandleHeapStart);
cbvDesc.BufferLocation += Utilities.SizeOf<Transform>();
cbHandleHeapStart += constantBufferDescriptorSize;
LoadMesh(cbHandleHeapStart);
// Create synchronization objects.
{
fence = device.CreateFence(0, FenceFlags.None);
fenceValue = 1;
// Create an event handle to use for frame synchronization.
fenceEvent = new AutoResetEvent(false);
}
InitBundles();
}
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()
{
DescriptorRange[] ranges = new DescriptorRange[] { new DescriptorRange() { RangeType = DescriptorRangeType.ConstantBufferView, BaseShaderRegister = 0, DescriptorCount = 1 } };
RootParameter parameter = new RootParameter(ShaderVisibility.Vertex, ranges);
// Create a root signature.
RootSignatureDescription rootSignatureDesc = new RootSignatureDescription(RootSignatureFlags.AllowInputAssemblerInputLayout, new RootParameter[] { parameter });
rootSignature = device.CreateRootSignature(rootSignatureDesc.Serialize());
// Create the pipeline state, which includes compiling and loading shaders.
#if DEBUG
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("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.CompileFromFile("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
// Define the vertex input layout.
InputElement[] inputElementDescs = new InputElement[]
{
new InputElement("POSITION",0,Format.R32G32B32_Float,0,0),
new InputElement("COLOR",0,Format.R32G32B32A32_Float,12,0)
};
// Describe and create the graphics pipeline state object (PSO).
GraphicsPipelineStateDescription psoDesc = new GraphicsPipelineStateDescription()
{
InputLayout = new InputLayoutDescription(inputElementDescs),
RootSignature = rootSignature,
VertexShader = vertexShader,
PixelShader = pixelShader,
RasterizerState = RasterizerStateDescription.Default(),
BlendState = BlendStateDescription.Default(),
DepthStencilFormat = SharpDX.DXGI.Format.D32_Float,
DepthStencilState = DepthStencilStateDescription.Default(),
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);
// Create the command list.
commandList = device.CreateCommandList(CommandListType.Direct, commandAllocator, pipelineState);
// Command lists are created in the recording state, but there is nothing
// to record yet. The main loop expects it to be closed, so close it now.
commandList.Close();
// Create the vertex buffer.
float aspectRatio = viewport.Width / viewport.Height;
// Define the geometry for a cube.
Vertex[] vertices = new[]
{
////TOP
new Vertex(new Vector3(-5,5,5),new Vector4(0,1,0,0)),
new Vertex(new Vector3(5,5,5),new Vector4(0,1,0,0)),
new Vertex(new Vector3(5,5,-5),new Vector4(0,1,0,0)),
new Vertex(new Vector3(-5,5,-5),new Vector4(0,1,0,0)),
//BOTTOM
new Vertex(new Vector3(-5,-5,5),new Vector4(1,0,1,1)),
new Vertex(new Vector3(5,-5,5),new Vector4(1,0,1,1)),
new Vertex(new Vector3(5,-5,-5),new Vector4(1,0,1,1)),
new Vertex(new Vector3(-5,-5,-5),new Vector4(1,0,1,1)),
//LEFT
new Vertex(new Vector3(-5,-5,5),new Vector4(1,0,0,1)),
new Vertex(new Vector3(-5,5,5),new Vector4(1,0,0,1)),
new Vertex(new Vector3(-5,5,-5),new Vector4(1,0,0,1)),
new Vertex(new Vector3(-5,-5,-5),new Vector4(1,0,0,1)),
//RIGHT
new Vertex(new Vector3(5,-5,5),new Vector4(1,1,0,1)),
new Vertex(new Vector3(5,5,5),new Vector4(1,1,0,1)),
new Vertex(new Vector3(5,5,-5),new Vector4(1,1,0,1)),
new Vertex(new Vector3(5,-5,-5),new Vector4(1,1,0,1)),
//FRONT
new Vertex(new Vector3(-5,5,5),new Vector4(0,1,1,1)),
new Vertex(new Vector3(5,5,5),new Vector4(0,1,1,1)),
new Vertex(new Vector3(5,-5,5),new Vector4(0,1,1,1)),
new Vertex(new Vector3(-5,-5,5),new Vector4(0,1,1,1)),
//BACK
new Vertex(new Vector3(-5,5,-5),new Vector4(0,0,1,1)),
new Vertex(new Vector3(5,5,-5),new Vector4(0,0,1,1)),
new Vertex(new Vector3(5,-5,-5),new Vector4(0,0,1,1)),
new Vertex(new Vector3(-5,-5,-5),new Vector4(0,0,1,1))
};
int vertexBufferSize = Utilities.SizeOf(vertices);
// Note: using upload heaps to transfer static data like vert buffers is not
// recommended. Every time the GPU needs it, the upload heap will be marshalled
// over. Please read up on Default Heap usage. An upload heap is used here for
// code simplicity and because there are very few verts to actually transfer.
vertexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(vertexBufferSize), ResourceStates.GenericRead);
// Copy the triangle data to the vertex buffer.
IntPtr pVertexDataBegin = vertexBuffer.Map(0);
Utilities.Write(pVertexDataBegin, vertices, 0, vertices.Length);
vertexBuffer.Unmap(0);
// Initialize the vertex buffer view.
vertexBufferView = new VertexBufferView();
vertexBufferView.BufferLocation = vertexBuffer.GPUVirtualAddress;
vertexBufferView.StrideInBytes = Utilities.SizeOf<Vertex>();
vertexBufferView.SizeInBytes = vertexBufferSize;
//Create Index Buffer
//Indices
int[] indices = new int[]
{
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(indices);
indexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(indexBufferSize), ResourceStates.GenericRead);
// Copy the triangle data to the vertex buffer.
IntPtr pIndexDataBegin = indexBuffer.Map(0);
Utilities.Write(pIndexDataBegin, indices, 0, indices.Length);
indexBuffer.Unmap(0);
// Initialize the index buffer view.
indexBufferView = new IndexBufferView();
indexBufferView.BufferLocation = indexBuffer.GPUVirtualAddress;
indexBufferView.Format = Format.R32_UInt;
indexBufferView.SizeInBytes = indexBufferSize;
//constant Buffer for each cubes
constantBufferViewHeap = device.CreateDescriptorHeap(new DescriptorHeapDescription()
{
DescriptorCount = NumCubes,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView,
Flags = DescriptorHeapFlags.ShaderVisible
});
int constantBufferSize = (Utilities.SizeOf<Transform>() + 255) & ~255;
constantBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(constantBufferSize * NumCubes), ResourceStates.GenericRead);
constantBufferDescriptorSize = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
//First cube
ConstantBufferViewDescription cbvDesc = new ConstantBufferViewDescription()
{
BufferLocation = constantBuffer.GPUVirtualAddress,
SizeInBytes = constantBufferSize
};
CpuDescriptorHandle cbHandleHeapStart = constantBufferViewHeap.CPUDescriptorHandleForHeapStart;
for (int i = 0; i < NumCubes; i++)
{
device.CreateConstantBufferView(cbvDesc, cbHandleHeapStart);
cbvDesc.BufferLocation += Utilities.SizeOf<Transform>();
cbHandleHeapStart += constantBufferDescriptorSize;
}
InitBundles();
}
private void LoadAssets()
{
// Create the root signature description.
var rootSignatureDesc = new RootSignatureDescription(RootSignatureFlags.AllowInputAssemblerInputLayout,
// Root Parameters
new[]
{
new RootParameter(ShaderVisibility.Vertex,
new DescriptorRange()
{
RangeType = DescriptorRangeType.ConstantBufferView,
BaseShaderRegister = 0,
OffsetInDescriptorsFromTableStart = int.MinValue,
DescriptorCount = 1
})
});
rootSignature = device.CreateRootSignature(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
// Define the vertex input layout.
var inputElementDescs = new []
{
new InputElement("POSITION", 0, Format.R32G32B32_Float, 0, 0),
new InputElement("COLOR", 0, Format.R32G32B32A32_Float, 12, 0)
};
// Describe and create the graphics pipeline state object (PSO).
var psoDesc = new GraphicsPipelineStateDescription()
{
InputLayout = new InputLayoutDescription(inputElementDescs),
RootSignature = rootSignature,
VertexShader = vertexShader,
PixelShader = pixelShader,
RasterizerState = RasterizerStateDescription.Default(),
BlendState = BlendStateDescription.Default(),
DepthStencilFormat = SharpDX.DXGI.Format.D32_Float,
DepthStencilState = new DepthStencilStateDescription()
{
IsDepthEnabled = false, 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);
// Create the command list.
commandList = device.CreateCommandList(CommandListType.Direct, commandAllocator, pipelineState);
// Create the vertex buffer.
float aspectRatio = viewport.Width / viewport.Height;
// Define the geometry for a triangle.
var triangleVertices = new []
{
new Vertex()
{
Position = new Vector3(0.0f, 0.25f * aspectRatio, 0.0f), Color = new Vector4(1.0f, 0.0f, 0.0f, 1.0f)
},
new Vertex()
{
Position = new Vector3(0.25f, -0.25f * aspectRatio, 0.0f), Color = new Vector4(0.0f, 1.0f, 0.0f, 1.0f)
},
new Vertex()
{
Position = new Vector3(-0.25f, -0.25f * aspectRatio, 0.0f), Color = new Vector4(0.0f, 0.0f, 1.0f, 1.0f)
},
};
int vertexBufferSize = Utilities.SizeOf(triangleVertices);
// Note: using upload heaps to transfer static data like vert buffers is not
// recommended. Every time the GPU needs it, the upload heap will be marshalled
// over. Please read up on Default Heap usage. An upload heap is used here for
// code simplicity and because there are very few verts to actually transfer.
vertexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(vertexBufferSize), ResourceStates.GenericRead);
// Copy the triangle data to the vertex buffer.
IntPtr pVertexDataBegin = vertexBuffer.Map(0);
Utilities.Write(pVertexDataBegin, triangleVertices, 0, triangleVertices.Length);
vertexBuffer.Unmap(0);
// Initialize the vertex buffer view.
vertexBufferView = new VertexBufferView();
vertexBufferView.BufferLocation = vertexBuffer.GPUVirtualAddress;
vertexBufferView.StrideInBytes = Utilities.SizeOf <Vertex>();
vertexBufferView.SizeInBytes = vertexBufferSize;
// Command lists are created in the recording state, but there is nothing
// to record yet. The main loop expects it to be closed, so close it now.
commandList.Close();
constantBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(1024 * 64), ResourceStates.GenericRead);
//// Describe and create a constant buffer view.
var cbvDesc = new ConstantBufferViewDescription()
{
BufferLocation = constantBuffer.GPUVirtualAddress,
SizeInBytes = (Utilities.SizeOf <ConstantBuffer>() + 255) & ~255
};
device.CreateConstantBufferView(cbvDesc, constantBufferViewHeap.CPUDescriptorHandleForHeapStart);
// Initialize and map the constant buffers. We don't unmap this until the
// app closes. Keeping things mapped for the lifetime of the resource is okay.
constantBufferPointer = constantBuffer.Map(0);
Utilities.Write(constantBufferPointer, ref constantBufferData);
// Create synchronization objects.
fence = device.CreateFence(0, FenceFlags.None);
fenceValue = 1;
// Create an event handle to use for frame synchronization.
fenceEvent = new AutoResetEvent(false);
}
private void LoadRenderTargetData()
{
// Define the geometry for a quad.
Vertex[] quadBuffer = new Vertex[]
{
new Vertex()
{
position = new Vector3(-1, -1, 0), textureCoordinate = new Vector3(0, 1, 0)
},
new Vertex()
{
position = new Vector3(-1, 1, 0), textureCoordinate = new Vector3(0, 0, 0)
},
new Vertex()
{
position = new Vector3(1, -1, 0), textureCoordinate = new Vector3(1, 1, 0)
},
new Vertex()
{
position = new Vector3(-1, 1, 0), textureCoordinate = new Vector3(0, 0, 0)
},
new Vertex()
{
position = new Vector3(1, 1, 0), textureCoordinate = new Vector3(1, 0, 0)
},
new Vertex()
{
position = new Vector3(1, -1, 0), textureCoordinate = new Vector3(1, 1, 0)
},
};
int vertexBufferSize = Utilities.SizeOf(quadBuffer);
quadVertexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(vertexBufferSize), ResourceStates.GenericRead);
IntPtr pointer = quadVertexBuffer.Map(0);
Utilities.Write(pointer, quadBuffer, 0, 6);
quadVertexBuffer.Unmap(0);
quadVertexBufferView = new VertexBufferView();
quadVertexBufferView.BufferLocation = quadVertexBuffer.GPUVirtualAddress;
quadVertexBufferView.StrideInBytes = Utilities.SizeOf <Vertex>();
quadVertexBufferView.SizeInBytes = vertexBufferSize;
//Render Target
ClearValue renderTargetOptimizedClearValue = new ClearValue()
{
Format = Format.R8G8B8A8_UNorm,
Color = new Vector4(0, 0.2F, 0.4f, 1)
};
postProcessingRenderTarget = device.CreateCommittedResource(new HeapProperties(HeapType.Default), HeapFlags.None,
new ResourceDescription(ResourceDimension.Texture2D, 0, TargetSize, TargetSize, 1, 0, Format.R8G8B8A8_UNorm, 1, 0, TextureLayout.Unknown, ResourceFlags.AllowRenderTarget), ResourceStates.RenderTarget, renderTargetOptimizedClearValue);
CpuDescriptorHandle rtvHandle = renderTargetViewHeap.CPUDescriptorHandleForHeapStart + device.GetDescriptorHandleIncrementSize(DescriptorHeapType.RenderTargetView) * 2;
device.CreateRenderTargetView(postProcessingRenderTarget, null, rtvHandle);
//Shader Resource View
int D3D12_DEFAULT_SHADER_4_COMPONENT_MAPPING = 5768;
ShaderResourceViewDescription desc = new ShaderResourceViewDescription
{
Dimension = ShaderResourceViewDimension.Texture2D,
Format = postProcessingRenderTarget.Description.Format,
Shader4ComponentMapping = D3D12_DEFAULT_SHADER_4_COMPONENT_MAPPING,
};
desc.Texture2D.MipLevels = 1;
desc.Texture2D.MostDetailedMip = 0;
desc.Texture2D.ResourceMinLODClamp = 0;
//Create Render Target View
//position start after first constant buffer and textures
device.CreateShaderResourceView(postProcessingRenderTarget, desc, resourceViewHeap.CPUDescriptorHandleForHeapStart + device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView) * renderTargetViewPosition);
//Depth Target
ClearValue depthOptimizedClearValue = new ClearValue()
{
Format = Format.D32_Float,
DepthStencil = new DepthStencilValue()
{
Depth = 1.0F, Stencil = 0
},
};
postProcessingDepthTarget = device.CreateCommittedResource(new HeapProperties(HeapType.Default), HeapFlags.None,
new ResourceDescription(ResourceDimension.Texture2D, 0, TargetSize, TargetSize, 1, 0, Format.D32_Float, 1, 0, TextureLayout.Unknown, ResourceFlags.AllowDepthStencil), ResourceStates.DepthWrite, depthOptimizedClearValue);
CpuDescriptorHandle dpsHandle = depthStencilViewHeap.CPUDescriptorHandleForHeapStart + device.GetDescriptorHandleIncrementSize(DescriptorHeapType.DepthStencilView);
device.CreateDepthStencilView(postProcessingDepthTarget, null, dpsHandle);
//Shader
#if DEBUG
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("postProcessing.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.CompileFromFile("postProcessing.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
// Define the vertex input layout.
InputElement[] inputElementDescs = new InputElement[]
{
new InputElement("POSITION", 0, Format.R32G32B32_Float, 0, 0),
new InputElement("NORMAL", 0, Format.R32G32B32_Float, 12, 0),
new InputElement("TEXCOORD", 0, Format.R32G32B32_Float, 24, 0)
};
// Describe and create the graphics pipeline state object (PSO).
GraphicsPipelineStateDescription psoDesc = new GraphicsPipelineStateDescription()
{
InputLayout = new InputLayoutDescription(inputElementDescs),
RootSignature = rootSignature,
VertexShader = vertexShader,
PixelShader = pixelShader,
RasterizerState = RasterizerStateDescription.Default(),
BlendState = BlendStateDescription.Default(),
DepthStencilFormat = SharpDX.DXGI.Format.D32_Float,
DepthStencilState = DepthStencilStateDescription.Default(),
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;
postProcessingPipelineState = device.CreateGraphicsPipelineState(psoDesc);
//constant Buffer
int constantBufferSize = (Utilities.SizeOf <PostProcessingData>() + 255) & ~255;
postProcessingConstantBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(constantBufferSize), ResourceStates.GenericRead);
//constant buffer
ConstantBufferViewDescription cbvDesc = new ConstantBufferViewDescription()
{
BufferLocation = postProcessingConstantBuffer.GPUVirtualAddress,
SizeInBytes = constantBufferSize
};
var heapPosition = resourceViewHeap.CPUDescriptorHandleForHeapStart + device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView) * renderTargetConstantBufferPosition;
device.CreateConstantBufferView(cbvDesc, heapPosition);
}
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 LoadAssets()
{
DescriptorRange[] ranges = new DescriptorRange[] { new DescriptorRange()
{
RangeType = DescriptorRangeType.ConstantBufferView, BaseShaderRegister = 0, DescriptorCount = 1
} };
RootParameter parameter = new RootParameter(ShaderVisibility.Vertex, ranges);
// Create a root signature.
RootSignatureDescription rootSignatureDesc = new RootSignatureDescription(RootSignatureFlags.AllowInputAssemblerInputLayout, new RootParameter[] { parameter });
rootSignature = device.CreateRootSignature(rootSignatureDesc.Serialize());
// Create the pipeline state, which includes compiling and loading shaders.
#if DEBUG
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("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.CompileFromFile("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
// Define the vertex input layout.
InputElement[] inputElementDescs = new InputElement[]
{
new InputElement("POSITION", 0, Format.R32G32B32_Float, 0, 0),
new InputElement("COLOR", 0, Format.R32G32B32A32_Float, 12, 0)
};
// Describe and create the graphics pipeline state object (PSO).
GraphicsPipelineStateDescription psoDesc = new GraphicsPipelineStateDescription()
{
InputLayout = new InputLayoutDescription(inputElementDescs),
RootSignature = rootSignature,
VertexShader = vertexShader,
PixelShader = pixelShader,
RasterizerState = RasterizerStateDescription.Default(),
BlendState = BlendStateDescription.Default(),
DepthStencilFormat = SharpDX.DXGI.Format.D32_Float,
DepthStencilState = DepthStencilStateDescription.Default(),
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);
// Create the command list.
commandList = device.CreateCommandList(CommandListType.Direct, commandAllocator, pipelineState);
// Command lists are created in the recording state, but there is nothing
// to record yet. The main loop expects it to be closed, so close it now.
commandList.Close();
// Create the vertex buffer.
float aspectRatio = viewport.Width / viewport.Height;
// Define the geometry for a cube.
Vertex[] vertices = new[]
{
////TOP
new Vertex(new Vector3(-5, 5, 5), new Vector4(0, 1, 0, 0)),
new Vertex(new Vector3(5, 5, 5), new Vector4(0, 1, 0, 0)),
new Vertex(new Vector3(5, 5, -5), new Vector4(0, 1, 0, 0)),
new Vertex(new Vector3(-5, 5, -5), new Vector4(0, 1, 0, 0)),
//BOTTOM
new Vertex(new Vector3(-5, -5, 5), new Vector4(1, 0, 1, 1)),
new Vertex(new Vector3(5, -5, 5), new Vector4(1, 0, 1, 1)),
new Vertex(new Vector3(5, -5, -5), new Vector4(1, 0, 1, 1)),
new Vertex(new Vector3(-5, -5, -5), new Vector4(1, 0, 1, 1)),
//LEFT
new Vertex(new Vector3(-5, -5, 5), new Vector4(1, 0, 0, 1)),
new Vertex(new Vector3(-5, 5, 5), new Vector4(1, 0, 0, 1)),
new Vertex(new Vector3(-5, 5, -5), new Vector4(1, 0, 0, 1)),
new Vertex(new Vector3(-5, -5, -5), new Vector4(1, 0, 0, 1)),
//RIGHT
new Vertex(new Vector3(5, -5, 5), new Vector4(1, 1, 0, 1)),
new Vertex(new Vector3(5, 5, 5), new Vector4(1, 1, 0, 1)),
new Vertex(new Vector3(5, 5, -5), new Vector4(1, 1, 0, 1)),
new Vertex(new Vector3(5, -5, -5), new Vector4(1, 1, 0, 1)),
//FRONT
new Vertex(new Vector3(-5, 5, 5), new Vector4(0, 1, 1, 1)),
new Vertex(new Vector3(5, 5, 5), new Vector4(0, 1, 1, 1)),
new Vertex(new Vector3(5, -5, 5), new Vector4(0, 1, 1, 1)),
new Vertex(new Vector3(-5, -5, 5), new Vector4(0, 1, 1, 1)),
//BACK
new Vertex(new Vector3(-5, 5, -5), new Vector4(0, 0, 1, 1)),
new Vertex(new Vector3(5, 5, -5), new Vector4(0, 0, 1, 1)),
new Vertex(new Vector3(5, -5, -5), new Vector4(0, 0, 1, 1)),
new Vertex(new Vector3(-5, -5, -5), new Vector4(0, 0, 1, 1))
};
int vertexBufferSize = Utilities.SizeOf(vertices);
// Note: using upload heaps to transfer static data like vert buffers is not
// recommended. Every time the GPU needs it, the upload heap will be marshalled
// over. Please read up on Default Heap usage. An upload heap is used here for
// code simplicity and because there are very few verts to actually transfer.
vertexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(vertexBufferSize), ResourceStates.GenericRead);
// Copy the triangle data to the vertex buffer.
IntPtr pVertexDataBegin = vertexBuffer.Map(0);
Utilities.Write(pVertexDataBegin, vertices, 0, vertices.Length);
vertexBuffer.Unmap(0);
// Initialize the vertex buffer view.
vertexBufferView = new VertexBufferView();
vertexBufferView.BufferLocation = vertexBuffer.GPUVirtualAddress;
vertexBufferView.StrideInBytes = Utilities.SizeOf <Vertex>();
vertexBufferView.SizeInBytes = vertexBufferSize;
//Create Index Buffer
//Indices
int[] indices = new int[]
{
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(indices);
indexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(indexBufferSize), ResourceStates.GenericRead);
// Copy the triangle data to the vertex buffer.
IntPtr pIndexDataBegin = indexBuffer.Map(0);
Utilities.Write(pIndexDataBegin, indices, 0, indices.Length);
indexBuffer.Unmap(0);
// Initialize the index buffer view.
indexBufferView = new IndexBufferView();
indexBufferView.BufferLocation = indexBuffer.GPUVirtualAddress;
indexBufferView.Format = Format.R32_UInt;
indexBufferView.SizeInBytes = indexBufferSize;
//constant Buffer for each cubes
constantBufferViewHeap = device.CreateDescriptorHeap(new DescriptorHeapDescription()
{
DescriptorCount = NumCubes,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView,
Flags = DescriptorHeapFlags.ShaderVisible
});
int constantBufferSize = (Utilities.SizeOf <Transform>() + 255) & ~255;
constantBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(constantBufferSize * NumCubes), ResourceStates.GenericRead);
constantBufferDescriptorSize = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
//First cube
ConstantBufferViewDescription cbvDesc = new ConstantBufferViewDescription()
{
BufferLocation = constantBuffer.GPUVirtualAddress,
SizeInBytes = constantBufferSize
};
CpuDescriptorHandle cbHandleHeapStart = constantBufferViewHeap.CPUDescriptorHandleForHeapStart;
for (int i = 0; i < NumCubes; i++)
{
device.CreateConstantBufferView(cbvDesc, cbHandleHeapStart);
cbvDesc.BufferLocation += Utilities.SizeOf <Transform>();
cbHandleHeapStart += constantBufferDescriptorSize;
}
InitBundles();
}
public void BuildPSO(Device3 device, GraphicsCommandList commandList)
{
Projection = Matrix.PerspectiveFovLH((float)Math.PI / 3f, 4f / 3f, 1, 1000);
View = Matrix.LookAtLH(new Vector3(10 * (float)Math.Sin(rotation), 5, 10 * (float)Math.Cos(rotation)), Vector3.Zero, Vector3.UnitY);
World = Matrix.Translation(-2.5f, -2.5f, -2.5f);
DescriptorHeapDescription cbvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = 1,
Flags = DescriptorHeapFlags.ShaderVisible,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView
};
_perPassViewHeap = device.CreateDescriptorHeap(cbvHeapDesc);
RootParameter[] rootParameters = new RootParameter[] { new RootParameter(ShaderVisibility.All, new RootDescriptor(0, 0), RootParameterType.ConstantBufferView) };
// Create an empty root signature.
RootSignatureDescription rootSignatureDesc = new RootSignatureDescription(RootSignatureFlags.AllowInputAssemblerInputLayout, rootParameters);
_rootSignature = device.CreateRootSignature(rootSignatureDesc.Serialize());
// Create the pipeline state, which includes compiling and loading shaders.
#if DEBUG
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("Shaders/Untextured.hlsl", "VSMain", "vs_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug));
#else
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("Shaders/Untextured.hlsl", "VSMain", "vs_5_0"));
#endif
#if DEBUG
var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("Shaders/Untextured.hlsl", "PSMain", "ps_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug));
#else
var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("Shaders/Untextured.hlsl", "PSMain", "ps_5_0"));
#endif
// Define the vertex input layout.
InputElement[] inputElementDescs = new InputElement[]
{
new InputElement("POSITION", 0, Format.R32G32B32_Float, 0, 0),
new InputElement("COLOR", 0, Format.R32G32B32A32_Float, 12, 0)
};
// Describe and create the graphics pipeline state object (PSO).
GraphicsPipelineStateDescription psoDesc = new GraphicsPipelineStateDescription()
{
InputLayout = new InputLayoutDescription(inputElementDescs),
RootSignature = _rootSignature,
VertexShader = vertexShader,
PixelShader = pixelShader,
RasterizerState = RasterizerStateDescription.Default(),
BlendState = BlendStateDescription.Default(),
DepthStencilFormat = SharpDX.DXGI.Format.D24_UNorm_S8_UInt,
DepthStencilState = DepthStencilStateDescription.Default(),
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);
// Define the geometry for a triangle.
Vertex[] triangleVertices = new Vertex[]
{
//Front
new Vertex()
{
Position = new Vector3(0, 0, 0), Color = new Vector4(0, 0, 1, 1)
},
new Vertex()
{
Position = new Vector3(0, 5, 0), Color = new Vector4(0, 0, 1, 1)
},
new Vertex()
{
Position = new Vector3(5, 0, 0), Color = new Vector4(0, 0, 1, 1)
},
new Vertex()
{
Position = new Vector3(5, 5, 0), Color = new Vector4(0, 0, 1, 1)
},
//Back
new Vertex()
{
Position = new Vector3(0, 0, 5), Color = new Vector4(0, 0, 1, 1)
},
new Vertex()
{
Position = new Vector3(0, 5, 5), Color = new Vector4(0, 0, 1, 1)
},
new Vertex()
{
Position = new Vector3(5, 0, 5), Color = new Vector4(0, 0, 1, 1)
},
new Vertex()
{
Position = new Vector3(5, 5, 5), Color = new Vector4(0, 0, 1, 1)
},
//Left
new Vertex()
{
Position = new Vector3(0, 0, 0), Color = new Vector4(0, 1, 0, 1)
},
new Vertex()
{
Position = new Vector3(0, 5, 0), Color = new Vector4(0, 1, 0, 1)
},
new Vertex()
{
Position = new Vector3(0, 0, 5), Color = new Vector4(0, 1, 0, 1)
},
new Vertex()
{
Position = new Vector3(0, 5, 5), Color = new Vector4(0, 1, 0, 1)
},
//Right
new Vertex()
{
Position = new Vector3(5, 0, 0), Color = new Vector4(0, 1, 0, 1)
},
new Vertex()
{
Position = new Vector3(5, 5, 0), Color = new Vector4(0, 1, 0, 1)
},
new Vertex()
{
Position = new Vector3(5, 0, 5), Color = new Vector4(0, 1, 0, 1)
},
new Vertex()
{
Position = new Vector3(5, 5, 5), Color = new Vector4(0, 1, 0, 1)
},
//Top
new Vertex()
{
Position = new Vector3(0, 0, 0), Color = new Vector4(1, 0, 0, 1)
},
new Vertex()
{
Position = new Vector3(0, 0, 5), Color = new Vector4(1, 0, 0, 1)
},
new Vertex()
{
Position = new Vector3(5, 0, 0), Color = new Vector4(1, 0, 0, 1)
},
new Vertex()
{
Position = new Vector3(5, 0, 5), Color = new Vector4(1, 0, 0, 1)
},
//Bottom
new Vertex()
{
Position = new Vector3(0, 5, 0), Color = new Vector4(1, 0, 0, 1)
},
new Vertex()
{
Position = new Vector3(0, 5, 5), Color = new Vector4(1, 0, 0, 1)
},
new Vertex()
{
Position = new Vector3(5, 5, 0), Color = new Vector4(1, 0, 0, 1)
},
new Vertex()
{
Position = new Vector3(5, 5, 5), Color = new Vector4(1, 0, 0, 1)
}
};
int vertexBufferSize = Utilities.SizeOf(triangleVertices);
// Note: using upload heaps to transfer static data like vert buffers is not
// recommended. Every time the GPU needs it, the upload heap will be marshalled
// over. Please read up on Default Heap usage. An upload heap is used here for
// code simplicity and because there are very few verts to actually transfer.
_vertexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(vertexBufferSize), ResourceStates.GenericRead);
// Copy the triangle data to the vertex buffer.
IntPtr pVertexDataBegin = _vertexBuffer.Map(0);
Utilities.Write(pVertexDataBegin, triangleVertices, 0, triangleVertices.Length);
_vertexBuffer.Unmap(0);
_indicies = new int[] { 0, 1, 2,
3, 2, 1,
6, 5, 4,
5, 6, 7,
10, 9, 8,
9, 10, 11,
12, 13, 14,
15, 14, 13,
18, 17, 16,
17, 18, 19,
20, 21, 22,
23, 22, 21 };
int indBufferSize = Utilities.SizeOf(_indicies);
_indexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(indBufferSize), ResourceStates.GenericRead);
IntPtr pIndBegin = _indexBuffer.Map(0);
Utilities.Write(pIndBegin, _indicies, 0, _indicies.Length);
_indexBuffer.Unmap(0);
_indexBufferView = new IndexBufferView()
{
BufferLocation = _indexBuffer.GPUVirtualAddress,
Format = Format.R32_UInt,
SizeInBytes = indBufferSize
};
// Initialize the vertex buffer view.
_vertexBufferView = new VertexBufferView
{
BufferLocation = _vertexBuffer.GPUVirtualAddress,
StrideInBytes = Utilities.SizeOf <Vertex>(),
SizeInBytes = vertexBufferSize
};
_perPassBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(Utilities.SizeOf <PerPass>()), ResourceStates.GenericRead);
//// Describe and create a constant buffer view.
ConstantBufferViewDescription cbvDesc = new ConstantBufferViewDescription()
{
BufferLocation = _perPassBuffer.GPUVirtualAddress,
SizeInBytes = (Utilities.SizeOf <PerPass>() + 255) & ~255
};
device.CreateConstantBufferView(cbvDesc, _perPassViewHeap.CPUDescriptorHandleForHeapStart);
// Initialize and map the constant buffers. We don't unmap this until the
// app closes. Keeping things mapped for the lifetime of the resource is okay.
_perPassPointer = _perPassBuffer.Map(0);
Utilities.Write(_perPassPointer, ref buffer);
_resources = new[] { new GraphicsResource()
{
Resource = _perPassBuffer, Register = 0, type = ResourceType.ConstantBufferView
} };
}
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()
{
RootParameter parameter1 = new RootParameter(ShaderVisibility.All, new DescriptorRange()
{
RangeType = DescriptorRangeType.ConstantBufferView, BaseShaderRegister = 0, DescriptorCount = 1
});
RootParameter parameter2 = new RootParameter(ShaderVisibility.Pixel, new DescriptorRange()
{
RangeType = DescriptorRangeType.ShaderResourceView, BaseShaderRegister = 0, DescriptorCount = 1
});
RootParameter parameter3 = new RootParameter(ShaderVisibility.Pixel, new DescriptorRange()
{
RangeType = DescriptorRangeType.Sampler, BaseShaderRegister = 0, DescriptorCount = 1
});
// Create a root signature.
RootSignatureDescription rootSignatureDesc = new RootSignatureDescription(RootSignatureFlags.AllowInputAssemblerInputLayout, new RootParameter[] { parameter1, parameter2, parameter3 });
rootSignature = device.CreateRootSignature(rootSignatureDesc.Serialize());
// Create the pipeline state, which includes compiling and loading shaders.
#if DEBUG
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("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.CompileFromFile("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
// Define the vertex input layout.
InputElement[] inputElementDescs = new InputElement[]
{
new InputElement("POSITION", 0, Format.R32G32B32_Float, 0, 0),
new InputElement("NORMAL", 0, Format.R32G32B32_Float, 12, 0),
new InputElement("TEXCOORD", 0, Format.R32G32B32_Float, 24, 0)
};
// Describe and create the graphics pipeline state object (PSO).
GraphicsPipelineStateDescription psoDesc = new GraphicsPipelineStateDescription()
{
InputLayout = new InputLayoutDescription(inputElementDescs),
RootSignature = rootSignature,
VertexShader = vertexShader,
PixelShader = pixelShader,
RasterizerState = RasterizerStateDescription.Default(),
BlendState = BlendStateDescription.Default(),
DepthStencilFormat = SharpDX.DXGI.Format.D32_Float,
DepthStencilState = DepthStencilStateDescription.Default(),
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);
// Create the command list.
commandList = device.CreateCommandList(CommandListType.Direct, commandAllocator, pipelineState);
// Command lists are created in the recording state, but there is nothing
// to record yet. The main loop expects it to be closed, so close it now.
commandList.Close();
// Create the vertex buffer.
float aspectRatio = viewport.Width / viewport.Height;
//constant Buffer
int constantBufferSize = (Utilities.SizeOf <Transform>() + 255) & ~255;
constantBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(constantBufferSize), ResourceStates.GenericRead);
constantBufferDescriptorSize = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
//constant buffer
ConstantBufferViewDescription cbvDesc = new ConstantBufferViewDescription()
{
BufferLocation = constantBuffer.GPUVirtualAddress,
SizeInBytes = constantBufferSize
};
CpuDescriptorHandle cbHandleHeapStart = constantBufferViewHeap.CPUDescriptorHandleForHeapStart;
device.CreateConstantBufferView(cbvDesc, cbHandleHeapStart);
cbvDesc.BufferLocation += Utilities.SizeOf <Transform>();
cbHandleHeapStart += constantBufferDescriptorSize;
LoadMesh(cbHandleHeapStart);
// Create synchronization objects.
{
fence = device.CreateFence(0, FenceFlags.None);
fenceValue = 1;
// Create an event handle to use for frame synchronization.
fenceEvent = new AutoResetEvent(false);
}
InitBundles();
}
//创建资源
private void LoadAssets()
{
//创建一个空的根签名
var rootSignatureDesc = new RootSignatureDescription(
RootSignatureFlags.AllowInputAssemblerInputLayout,
//根常量
new[] {
new RootParameter(ShaderVisibility.All, //指定可以访问根签名绑定的内容的着色器，这里设置为顶点着色器
new DescriptorRange()
{
RangeType = DescriptorRangeType.ConstantBufferView, //指定描述符范围，这里的参数是CBV
BaseShaderRegister = 0, //指定描述符范围内的基本着色器
OffsetInDescriptorsFromTableStart = int.MinValue, //描述符从根签名开始的偏移量
DescriptorCount = 1 //描述符范围内的描述符数
})
});
//表示该根签名需要一组顶点缓冲区来绑定
rootSignature = device.CreateRootSignature(rootSignatureDesc.Serialize());
//创建流水线状态，负责编译和加载着色器
#if DEBUG
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("shaders.hlsl", "VS", "vs_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug));
#else
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("shaders.hlsl", "VS", "vs_5_0"));
#endif
//#if DEBUG
// var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("shaders.hlsl", "PS", "ps_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug));
//#else
// var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("shaders.hlsl", "PS", "ps_5_0"));
//#endif
//描述输入装配器阶段的输入元素，这里定义顶点输入布局
var inputElementDescs = new[]
{
new InputElement("POSITION", 0, Format.R32G32B32_Float, 0, 0),
new InputElement("TEXCOORD", 0, Format.R32G32_Float, 12, 0)
};
//创建流水线状态对象（PSO）
var psoDesc = new GraphicsPipelineStateDescription()
{
InputLayout = new InputLayoutDescription(inputElementDescs), //描述输入缓冲器
RootSignature = rootSignature, //根签名
VertexShader = vertexShader, //顶点着色器
//PixelShader = pixelShader,//像素着色器
RasterizerState = RasterizerStateDescription.Default(), //描述光栅器状态
BlendState = BlendStateDescription.Default(), //描述混合状态
DepthStencilFormat = SharpDX.DXGI.Format.D32_Float, //描述深度/模板格式（纹理资源）
DepthStencilState = DepthStencilStateDescription.Default(), //描述深度模板状态
SampleMask = int.MaxValue, //混合状态的样本掩码
PrimitiveTopologyType = PrimitiveTopologyType.Triangle, //定义该管道的几何或外壳着色器的输入类型，这里是三角
RenderTargetCount = 1, //RTVFormat成员中的渲染目标格式数
Flags = PipelineStateFlags.None, //用于控制管道状态的标志，这里表示没有标志
SampleDescription = new SampleDescription(1, 0), //描述资源的多采样参数
StreamOutput = new StreamOutputDescription() //描述输出缓冲器
};
psoDesc.RenderTargetFormats[0] = Format.R8G8B8A8_UNorm; //描述渲染目标格式的数组
//设置管道
pipelineState = device.CreateGraphicsPipelineState(psoDesc);
//创建命令列表
commandList = device.CreateCommandList(
CommandListType.Direct, //指定命令列表的创建类型，Direct命令列表不会继承任何GPU状态
commandAllocator, //指向设备创建的命令列表对象的指针
pipelineState); //指向(管道)内存块的指针
commandList.Close();
float aspectRatio = viewPort.Width / viewPort.Height;
//定义待绘制图形的几何形状
string bitmapPath = @"C:\Users\yulanli\Desktop\TerrainForm\heightMap.BMP";
Bitmap bitmap = new Bitmap(bitmapPath);
xCount = (bitmap.Width - 1) / 2;
yCount = (bitmap.Height - 1) / 2;
cellWidth = bitmap.Width / xCount;
cellHeight = bitmap.Height / yCount;
var vertices = new PositionTextured[(xCount + 1) * (yCount + 1)];//定义顶点
for (int i = 0; i < yCount + 1; i++)
{
for (int j = 0; j < xCount + 1; j++)
{
System.Drawing.Color color = bitmap.GetPixel((int)(j * cellWidth), (int)(i * cellHeight));
float height = float.Parse(color.R.ToString()) + float.Parse(color.G.ToString()) + float.Parse(color.B.ToString());
height /= 10;
vertices[j + i * (xCount + 1)].Position = new Vector3(j * cellWidth, height, i * cellHeight);
vertices[j + i * (xCount + 1)].Texcoord = new Vector2((float)j / (xCount + 1), (float)i / (yCount + 1));
}
}
texture = TextureLoader.TextureLoader.CreateTextureFromDDS(device, @"C:\Users\yulanli\Desktop\TerrainForm\colorMapDDS.DDS");
//创建待绘制图形的顶点索引
indices = new int[6 * xCount * yCount];
for (int i = 0; i < yCount; i++)
{
for (int j = 0; j < xCount; j++)
{
indices[6 * (j + i * xCount)] = j + i * (xCount + 1);
indices[6 * (j + i * xCount) + 1] = j + (i + 1) * (xCount + 1);
indices[6 * (j + i * xCount) + 2] = j + i * (xCount + 1) + 1;
indices[6 * (j + i * xCount) + 3] = j + i * (xCount + 1) + 1;
indices[6 * (j + i * xCount) + 4] = j + (i + 1) * (xCount + 1);
indices[6 * (j + i * xCount) + 5] = j + (i + 1) * (xCount + 1) + 1;
}
}
//创建视锥体
//创建摄像机
CamTarget = new Vector3(bitmap.Width / 2, 0f, bitmap.Height / 2);
view = Matrix.LookAtLH(
CamPostion, //摄像机原点
CamTarget, //摄像机观察目标点
Vector3.UnitY); //当前世界的向上方向的向量，通常为（0,1,0），即这里的UnitY参数
proj = Matrix.Identity;
proj = Matrix.PerspectiveFovLH(
(float)Math.PI / 4.0f, //用弧度制表示垂直视场角，这里是45°角
aspectRatio, //纵横比
0.3f, //到近平面的距离
500.0f //到远平面的距离
);
var worldViewProj = Matrix.Multiply(proj, view);
//使用上传堆来传递顶点缓冲区的数据
/*--------------------------------------------------*
* 不推荐使用上传堆来传递像顶点缓冲区这样的静态数据 *
* 这里使用上载堆是为了代码的简洁性，并且还因为需要 *
* 传递的资源很少 *
*--------------------------------------------------*/
var vertexBufferSize = Utilities.SizeOf(vertices);
vertexBuffer = device.CreateCommittedResource(
new HeapProperties(HeapType.Upload),
HeapFlags.None,
ResourceDescription.Buffer(vertexBufferSize),
ResourceStates.GenericRead);
//将顶点的数据复制到顶点缓冲区
IntPtr pVertexDataBegin = vertexBuffer.Map(0);
Utilities.Write(
pVertexDataBegin,
vertices,
0,
vertices.Length);
vertexBuffer.Unmap(0);
//初始化顶点缓冲区视图
vertexBufferView = new VertexBufferView();
vertexBufferView.BufferLocation = vertexBuffer.GPUVirtualAddress;
vertexBufferView.StrideInBytes = Utilities.SizeOf <PositionTextured>();
vertexBufferView.SizeInBytes = vertexBufferSize;
//使用上传堆来传递索引缓冲区的数据
int indexBufferSize = Utilities.SizeOf(indices);
indexBuffer = device.CreateCommittedResource(
new HeapProperties(HeapType.Upload),
HeapFlags.None,
ResourceDescription.Buffer(indexBufferSize),
ResourceStates.GenericRead);
//将索引的数据复制到索引缓冲区
IntPtr pIndexDataBegin = indexBuffer.Map(0);
Utilities.Write(
pIndexDataBegin,
indices,
0,
indices.Length);
indexBuffer.Unmap(0);
//初始化索引缓冲区视图
indexBufferView = new IndexBufferView();
indexBufferView.BufferLocation = indexBuffer.GPUVirtualAddress;
indexBufferView.SizeInBytes = indexBufferSize;
indexBufferView.Format = Format.R32_UInt;
//创建bundle
bundle = device.CreateCommandList(
0,
CommandListType.Bundle,
bundleAllocator,
pipelineState);
bundle.SetGraphicsRootSignature(rootSignature);
bundle.PrimitiveTopology = SharpDX.Direct3D.PrimitiveTopology.TriangleList;
bundle.SetVertexBuffer(0, vertexBufferView);
bundle.SetIndexBuffer(indexBufferView);
//bundle.DrawInstanced(
// vertices.Length,//VertexCountPerInstance,要绘制的顶点数
// 1,//InstanceCount，要绘制的实例数，这里是1个
// 0,//StartVertexLocation，第一个顶点的索引，这里是0
// 0);//StartInstanceLocation，在从顶点缓冲区读取每个实例数据之前添加到每个索引的值
bundle.DrawIndexedInstanced(
indices.Length, //IndexCountPerInstance,要绘制的索引数
1, //InstanceCount，要绘制的实例数，这里是1个
0, //StartIndexLocation，第一个顶点的索引，这里是0
0, //BaseVertexLocation,,从顶点缓冲区读取顶点之前添加到每个索引的值
0); //StartInstanceLocation，在从顶点缓冲区读取每个实例数据之前添加到每个索引的值
bundle.Close();
//使用上传堆来传递常量缓冲区的数据
/*--------------------------------------------------*
* 不推荐使用上传堆来传递像垂直缓冲区这样的静态数据 *
* 这里使用上载堆是为了代码的简洁性，并且还因为需要 *
* 传递的资源很少 *
*--------------------------------------------------*/
constantBuffer = device.CreateCommittedResource(
new HeapProperties(HeapType.Upload),
HeapFlags.None,
ResourceDescription.Buffer(1024 * 64),
ResourceStates.GenericRead);
//创建SRV视图
var srvDesc = new ShaderResourceViewDescription();
srvDesc.Texture2D.MostDetailedMip = 0;
srvDesc.Texture2D.ResourceMinLODClamp = 0.0f;
device.CreateShaderResourceView(texture, srvDesc, shaderRenderViewHeap.CPUDescriptorHandleForHeapStart);
//创建常量缓冲区视图（CBV）
var cbvDesc = new ConstantBufferViewDescription()
{
BufferLocation = constantBuffer.GPUVirtualAddress,
SizeInBytes = (Utilities.SizeOf <ConstantBuffer>() + 255) & ~255
};
device.CreateConstantBufferView(
cbvDesc,
constantBufferViewHeap.CPUDescriptorHandleForHeapStart);
//初始化并映射常量缓冲区
/*--------------------------------------------------*
* 直到应用程序关闭，我们才会取消映射，因此在资源的 *
* 生命周期中保持映射是可以的 *
*------------------------------------------------- */
constantBufferPointer = constantBuffer.Map(0);
Utilities.Write(constantBufferPointer, ref worldViewProj);
//创建同步对象
//创建围栏
fence = device.CreateFence(
0, //围栏的初始值
FenceFlags.None); //指定围栏的类型，None表示没有指定的类型
fenceValue = 1;
//创建用于帧同步的事件句柄
fenceEvent = new AutoResetEvent(false);
}
public void CreateShaderResources()
{
// Create the output resource. The dimensions and format should match the swap-chain
ResourceDescription resDesc = new ResourceDescription();
resDesc.DepthOrArraySize = 1;
resDesc.Dimension = ResourceDimension.Texture2D;
resDesc.Format = Format.R8G8B8A8_UNorm; // The backbuffer is actually DXGI_FORMAT_R8G8B8A8_UNORM_SRGB, but sRGB formats can't be used with UAVs. We will convert to sRGB ourselves in the shader
resDesc.Flags = ResourceFlags.AllowUnorderedAccess;
resDesc.Height = mSwapChainRect.Height;
resDesc.Layout = TextureLayout.Unknown;
resDesc.MipLevels = 1;
resDesc.SampleDescription = new SampleDescription(1, 0);
resDesc.Width = mSwapChainRect.Width;
mpOutputResource = mpDevice.CreateCommittedResource(AccelerationStructures.kDefaultHeapProps, HeapFlags.None, resDesc, ResourceStates.CopySource, null); // Starting as copy-source to simplify onFrameRender()
// Create an SRV/UAV/VertexSRV/IndexSRV descriptor heap. Need 5 entries - 1 SRV for the scene, 1 UAV for the output, 1 SRV for VertexBuffer, 1 SRV for IndexBuffer, 1 SceneContantBuffer, 1 primitiveConstantBuffer
mpSrvUavHeap = this.context.CreateDescriptorHeap(mpDevice, 6, DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView, true);
// Create the UAV. Based on the root signature we created it should be the first entry
UnorderedAccessViewDescription uavDesc = new UnorderedAccessViewDescription();
uavDesc.ViewDimension = UnorderedAccessViewDimension.Texture2D;
mpDevice.CreateUnorderedAccessView(mpOutputResource, null, uavDesc, mpSrvUavHeap.GetCPUDescriptorHandleForHeapStart());
// Create the TLAS SRV right after the UAV. Note that we are using a different SRV desc here
ShaderResourceViewDescription srvDesc = new ShaderResourceViewDescription();
srvDesc.ViewDimension = ShaderResourceViewDimension.RaytracingAccelerationStructure;
srvDesc.Shader4ComponentMapping = D3D12DefaultShader4ComponentMapping;
srvDesc.RaytracingAccelerationStructure = new RaytracingAccelerationStructureShaderResourceView();
srvDesc.RaytracingAccelerationStructure.Location = mpTopLevelAS.GPUVirtualAddress;
CpuDescriptorHandle srvHandle = mpSrvUavHeap.GetCPUDescriptorHandleForHeapStart();
srvHandle.Ptr += mpDevice.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
mpDevice.CreateShaderResourceView(null, srvDesc, srvHandle);
// Index SRV
var indexSRVDesc = new ShaderResourceViewDescription()
{
ViewDimension = ShaderResourceViewDimension.Buffer,
Shader4ComponentMapping = D3D12DefaultShader4ComponentMapping,
Format = Format.R32_Typeless,
Buffer =
{
NumElements = (int)(this.acs.IndexCount * 2 / 4),
Flags = BufferShaderResourceViewFlags.Raw,
StructureByteStride = 0,
}
};
srvHandle.Ptr += mpDevice.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
indexSRVHandle = srvHandle;
mpDevice.CreateShaderResourceView(this.acs.IndexBuffer, indexSRVDesc, indexSRVHandle);
// Vertex SRV
var vertexSRVDesc = new ShaderResourceViewDescription()
{
ViewDimension = ShaderResourceViewDimension.Buffer,
Shader4ComponentMapping = D3D12DefaultShader4ComponentMapping,
Format = Format.Unknown,
Buffer =
{
NumElements = (int)this.acs.VertexCount,
Flags = BufferShaderResourceViewFlags.None,
StructureByteStride = Unsafe.SizeOf <VertexPositionNormalTangentTexture>(),
}
};
srvHandle.Ptr += mpDevice.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
vertexSRVHandle = srvHandle;
mpDevice.CreateShaderResourceView(this.acs.VertexBuffer, vertexSRVDesc, vertexSRVHandle);
// CB Scene
Vector3 cameraPosition = new Vector3(0, 1, -7);
Matrix4x4 view = Matrix4x4.CreateLookAt(cameraPosition, Vector3.Zero, Vector3.UnitY);
Matrix4x4 proj = Matrix4x4.CreatePerspectiveFieldOfView(MathHelper.PiOver4, (float)mSwapChainRect.Width / mSwapChainRect.Height, 0.1f, 1000f);
Matrix4x4 viewProj = Matrix4x4.Multiply(view, proj);
Matrix4x4.Invert(viewProj, out Matrix4x4 projectionToWorld);
SceneConstantBuffer sceneConstantBuffer = new SceneConstantBuffer()
{
projectionToWorld = Matrix4x4.Transpose(projectionToWorld),
cameraPosition = cameraPosition,
lightPosition = new Vector3(0.0f, 1.0f, -2.0f),
lightDiffuseColor = new Vector4(0.5f, 0.5f, 0.5f, 1.0f),
lightAmbientColor = new Vector4(0.1f, 0.1f, 0.1f, 1.0f),
backgroundColor = new Vector4(0.4f, 0.6f, 0.2f, 1.0f),
MaxRecursionDepth = 4,
};
sceneCB = this.acs.CreateBuffer(mpDevice, (uint)Unsafe.SizeOf <SceneConstantBuffer>(), ResourceFlags.None, ResourceStates.GenericRead, AccelerationStructures.kUploadHeapProps);
IntPtr pData;
pData = sceneCB.Map(0, null);
Helpers.MemCpy(pData, sceneConstantBuffer, (uint)Unsafe.SizeOf <SceneConstantBuffer>());
sceneCB.Unmap(0, null);
var sceneCBV = new ConstantBufferViewDescription()
{
BufferLocation = sceneCB.GPUVirtualAddress,
SizeInBytes = (Unsafe.SizeOf <SceneConstantBuffer>() + 255) & ~255,
};
srvHandle.Ptr += mpDevice.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
sceneCBVHandle = srvHandle;
mpDevice.CreateConstantBufferView(sceneCBV, sceneCBVHandle);
// CB Primitive
PrimitiveConstantBuffer primitiveConstantBuffer = new PrimitiveConstantBuffer()
{
diffuseColor = new Vector4(0.8f, 0f, 0f, 1.0f),
inShadowRadiance = 0.35f,
diffuseCoef = 0.1f,
specularCoef = 0.7f,
specularPower = 50,
reflectanceCoef = 0.7f,
};
ID3D12Resource primitiveCB = this.acs.CreateBuffer(mpDevice, (uint)Unsafe.SizeOf <PrimitiveConstantBuffer>(), ResourceFlags.None, ResourceStates.GenericRead, AccelerationStructures.kUploadHeapProps);
IntPtr pData2;
pData2 = primitiveCB.Map(0, null);
Helpers.MemCpy(pData2, primitiveConstantBuffer, (uint)Unsafe.SizeOf <PrimitiveConstantBuffer>());
primitiveCB.Unmap(0, null);
var primitiveCBV = new ConstantBufferViewDescription()
{
BufferLocation = primitiveCB.GPUVirtualAddress,
SizeInBytes = (Unsafe.SizeOf <PrimitiveConstantBuffer>() + 255) & ~255,
};
srvHandle.Ptr += mpDevice.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
var primitiveCBVHandle = srvHandle;
mpDevice.CreateConstantBufferView(primitiveCBV, primitiveCBVHandle);
}
public void BuildPSO(Device3 device, GraphicsCommandList commandList)
{
World = Matrix.Translation(-2.5f, -2.5f, -2.5f);
buffer.World = World;
light = new Lighting
{
GlobalAmbientX = 1,
GlobalAmbientY = 1,
GlobalAmbientZ = 1,
KaX = .1f,
KaY = .1f,
KaZ = .1f,
KdX = .5f,
KdY = .5f,
KdZ = .5f,
KeX = .25f,
KeY = .25f,
KeZ = .25f,
KsX = .1f,
KsY = .1f,
KsZ = .1f,
LightColorX = 1,
LightColorY = 1,
LightColorZ = 1,
LightPositionX = 10,
LightPositionY = 10,
LightPositionZ = 10,
shininess = 5
};
DescriptorHeapDescription srvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = 1,
Flags = DescriptorHeapFlags.ShaderVisible,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView
};
_srvDescriptorHeap = device.CreateDescriptorHeap(srvHeapDesc);
//setup descriptor ranges
DescriptorRange[] ranges = new DescriptorRange[] { new DescriptorRange()
{
RangeType = DescriptorRangeType.ShaderResourceView, DescriptorCount = 1, OffsetInDescriptorsFromTableStart = int.MinValue, BaseShaderRegister = 0
} };
//Get sampler state setup
StaticSamplerDescription sampler = new StaticSamplerDescription()
{
Filter = Filter.MinimumMinMagMipPoint,
AddressU = TextureAddressMode.Border,
AddressV = TextureAddressMode.Border,
AddressW = TextureAddressMode.Border,
MipLODBias = 0,
MaxAnisotropy = 0,
ComparisonFunc = Comparison.Never,
BorderColor = StaticBorderColor.TransparentBlack,
MinLOD = 0.0f,
MaxLOD = float.MaxValue,
ShaderRegister = 0,
RegisterSpace = 0,
ShaderVisibility = ShaderVisibility.Pixel,
};
Projection = Matrix.PerspectiveFovLH((float)Math.PI / 3f, 4f / 3f, 1, 1000);
View = Matrix.LookAtLH(new Vector3(10 * (float)Math.Sin(rotation), 5, 10 * (float)Math.Cos(rotation)), Vector3.Zero, Vector3.UnitY);
World = Matrix.Translation(-2.5f, -2.5f, -2.5f);
DescriptorHeapDescription cbvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = 1,
Flags = DescriptorHeapFlags.ShaderVisible,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView
};
_objectViewHeap = device.CreateDescriptorHeap(cbvHeapDesc);
_lightingViewHeap = device.CreateDescriptorHeap(cbvHeapDesc);
RootParameter[] rootParameters = new RootParameter[] { new RootParameter(ShaderVisibility.Pixel, ranges),
new RootParameter(ShaderVisibility.All, new RootDescriptor(1, 0), RootParameterType.ConstantBufferView),
new RootParameter(ShaderVisibility.All, new RootDescriptor(2, 0), RootParameterType.ConstantBufferView) };
// Create an empty root signature.
RootSignatureDescription rootSignatureDesc = new RootSignatureDescription(RootSignatureFlags.AllowInputAssemblerInputLayout, rootParameters, new StaticSamplerDescription[] { sampler });
_rootSignature = device.CreateRootSignature(rootSignatureDesc.Serialize());
// Create the pipeline state, which includes compiling and loading shaders.
#if DEBUG
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("Shaders/LitVertex.hlsl", "VSMain", "vs_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug));
#else
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("Shaders/LitVertex.hlsl", "VSMain", "vs_5_0"));
#endif
#if DEBUG
var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("Shaders/LitVertex.hlsl", "PSMain", "ps_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug));
#else
var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile("Shaders/LitVertex.hlsl", "PSMain", "ps_5_0"));
#endif
// Define the vertex input layout.
InputElement[] inputElementDescs = new InputElement[]
{
new InputElement("POSITION", 0, Format.R32G32B32_Float, 0, 0),
new InputElement("NORMAL", 0, Format.R32G32B32_Float, 12, 0),
new InputElement("TEXCOORD", 0, Format.R32G32_Float, 24, 0)
};
// Describe and create the graphics pipeline state object (PSO).
GraphicsPipelineStateDescription psoDesc = new GraphicsPipelineStateDescription()
{
InputLayout = new InputLayoutDescription(inputElementDescs),
RootSignature = _rootSignature,
VertexShader = vertexShader,
PixelShader = pixelShader,
RasterizerState = RasterizerStateDescription.Default(),
BlendState = BlendStateDescription.Default(),
DepthStencilFormat = SharpDX.DXGI.Format.D24_UNorm_S8_UInt,
DepthStencilState = DepthStencilStateDescription.Default(),
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);
// Define the geometry for a triangle.
Vertex[] triangleVertices = new Vertex[]
{
//Front
new Vertex()
{
Position = new Vector3(0, 0, 0), TexCoord = new Vector2(1, 1), Normal = -Vector3.UnitZ
},
new Vertex()
{
Position = new Vector3(0, 5, 0), TexCoord = new Vector2(1, 0), Normal = -Vector3.UnitZ
},
new Vertex()
{
Position = new Vector3(5, 0, 0), TexCoord = new Vector2(0, 1), Normal = -Vector3.UnitZ
},
new Vertex()
{
Position = new Vector3(5, 5, 0), TexCoord = new Vector2(0, 0), Normal = -Vector3.UnitZ
},
//Back
new Vertex()
{
Position = new Vector3(0, 0, 5), TexCoord = new Vector2(1, 1), Normal = Vector3.UnitZ
},
new Vertex()
{
Position = new Vector3(0, 5, 5), TexCoord = new Vector2(1, 0), Normal = Vector3.UnitZ
},
new Vertex()
{
Position = new Vector3(5, 0, 5), TexCoord = new Vector2(0, 1), Normal = Vector3.UnitZ
},
new Vertex()
{
Position = new Vector3(5, 5, 5), TexCoord = new Vector2(0, 0), Normal = Vector3.UnitZ
},
//Left
new Vertex()
{
Position = new Vector3(0, 0, 0), TexCoord = new Vector2(1, 1), Normal = -Vector3.UnitX
},
new Vertex()
{
Position = new Vector3(0, 5, 0), TexCoord = new Vector2(1, 0), Normal = -Vector3.UnitX
},
new Vertex()
{
Position = new Vector3(0, 0, 5), TexCoord = new Vector2(0, 1), Normal = -Vector3.UnitX
},
new Vertex()
{
Position = new Vector3(0, 5, 5), TexCoord = new Vector2(0, 0), Normal = -Vector3.UnitX
},
//Right
new Vertex()
{
Position = new Vector3(5, 0, 0), TexCoord = new Vector2(1, 1), Normal = Vector3.UnitX
},
new Vertex()
{
Position = new Vector3(5, 5, 0), TexCoord = new Vector2(1, 0), Normal = Vector3.UnitX
},
new Vertex()
{
Position = new Vector3(5, 0, 5), TexCoord = new Vector2(0, 1), Normal = Vector3.UnitX
},
new Vertex()
{
Position = new Vector3(5, 5, 5), TexCoord = new Vector2(0, 0), Normal = Vector3.UnitX
},
//Top
new Vertex()
{
Position = new Vector3(0, 0, 0), TexCoord = new Vector2(1, 1), Normal = -Vector3.UnitY
},
new Vertex()
{
Position = new Vector3(0, 0, 5), TexCoord = new Vector2(1, 0), Normal = -Vector3.UnitY
},
new Vertex()
{
Position = new Vector3(5, 0, 0), TexCoord = new Vector2(0, 1), Normal = -Vector3.UnitY
},
new Vertex()
{
Position = new Vector3(5, 0, 5), TexCoord = new Vector2(0, 0), Normal = -Vector3.UnitY
},
//Bottom
new Vertex()
{
Position = new Vector3(0, 5, 0), TexCoord = new Vector2(1, 1), Normal = Vector3.UnitY
},
new Vertex()
{
Position = new Vector3(0, 5, 5), TexCoord = new Vector2(1, 0), Normal = Vector3.UnitY
},
new Vertex()
{
Position = new Vector3(5, 5, 0), TexCoord = new Vector2(0, 1), Normal = Vector3.UnitY
},
new Vertex()
{
Position = new Vector3(5, 5, 5), TexCoord = new Vector2(0, 0), Normal = Vector3.UnitY
}
};
int vertexBufferSize = Utilities.SizeOf(triangleVertices);
// Note: using upload heaps to transfer static data like vert buffers is not
// recommended. Every time the GPU needs it, the upload heap will be marshalled
// over. Please read up on Default Heap usage. An upload heap is used here for
// code simplicity and because there are very few verts to actually transfer.
_vertexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(vertexBufferSize), ResourceStates.GenericRead);
// Copy the triangle data to the vertex buffer.
IntPtr pVertexDataBegin = _vertexBuffer.Map(0);
Utilities.Write(pVertexDataBegin, triangleVertices, 0, triangleVertices.Length);
_vertexBuffer.Unmap(0);
_indicies = new int[] { 0, 1, 2,
3, 2, 1,
6, 5, 4,
5, 6, 7,
10, 9, 8,
9, 10, 11,
12, 13, 14,
15, 14, 13,
18, 17, 16,
17, 18, 19,
20, 21, 22,
23, 22, 21 };
int indBufferSize = Utilities.SizeOf(_indicies);
_indexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(indBufferSize), ResourceStates.GenericRead);
IntPtr pIndBegin = _indexBuffer.Map(0);
Utilities.Write(pIndBegin, _indicies, 0, _indicies.Length);
_indexBuffer.Unmap(0);
_indexBufferView = new IndexBufferView()
{
BufferLocation = _indexBuffer.GPUVirtualAddress,
Format = Format.R32_UInt,
SizeInBytes = indBufferSize
};
// Initialize the vertex buffer view.
_vertexBufferView = new VertexBufferView
{
BufferLocation = _vertexBuffer.GPUVirtualAddress,
StrideInBytes = Utilities.SizeOf <Vertex>(),
SizeInBytes = vertexBufferSize
};
_objectBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(Utilities.SizeOf <ObjectData>()), ResourceStates.GenericRead);
//// Describe and create a constant buffer view.
ConstantBufferViewDescription cbvDesc = new ConstantBufferViewDescription()
{
BufferLocation = _objectBuffer.GPUVirtualAddress,
SizeInBytes = (Utilities.SizeOf <ObjectData>() + 255) & ~255
};
device.CreateConstantBufferView(cbvDesc, _objectViewHeap.CPUDescriptorHandleForHeapStart);
// Initialize and map the constant buffers. We don't unmap this until the
// app closes. Keeping things mapped for the lifetime of the resource is okay.
_objectPointer = _objectBuffer.Map(0);
Utilities.Write(_objectPointer, ref buffer);
_lightingBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(Utilities.SizeOf <Lighting>()), ResourceStates.GenericRead);
//// Describe and create a constant buffer view.
ConstantBufferViewDescription cbvDesc2 = new ConstantBufferViewDescription()
{
BufferLocation = _objectBuffer.GPUVirtualAddress,
SizeInBytes = (Utilities.SizeOf <Lighting>() + 255) & ~255
};
device.CreateConstantBufferView(cbvDesc2, _lightingViewHeap.CPUDescriptorHandleForHeapStart);
// Initialize and map the constant buffers. We don't unmap this until the
// app closes. Keeping things mapped for the lifetime of the resource is okay.
_lightingPointer = _lightingBuffer.Map(0);
Utilities.Write(_lightingPointer, ref light);
Resource textureUploadHeap;
// Create the texture.
// Describe and create a Texture2D.
ResourceDescription textureDesc = ResourceDescription.Texture2D(Format.R8G8B8A8_UNorm, textureWidth, textureHeight);
_texture = device.CreateCommittedResource(new HeapProperties(HeapType.Default), HeapFlags.None, textureDesc, ResourceStates.CopyDestination);
long uploadBufferSize = GetRequiredIntermediateSize(device, _texture, 0, 1);
// Create the GPU upload buffer.
textureUploadHeap = device.CreateCommittedResource(new HeapProperties(CpuPageProperty.WriteBack, MemoryPool.L0), HeapFlags.None, ResourceDescription.Texture2D(Format.R8G8B8A8_UNorm, textureWidth, textureHeight), ResourceStates.GenericRead);
// Copy data to the intermediate upload heap and then schedule a copy
// from the upload heap to the Texture2D.
byte[] textureData = GenerateTextureData();
GCHandle handle = GCHandle.Alloc(textureData, GCHandleType.Pinned);
IntPtr ptr = Marshal.UnsafeAddrOfPinnedArrayElement(textureData, 0);
textureUploadHeap.WriteToSubresource(0, null, ptr, 4 * textureWidth, textureData.Length);
handle.Free();
commandList.CopyTextureRegion(new TextureCopyLocation(_texture, 0), 0, 0, 0, new TextureCopyLocation(textureUploadHeap, 0), null);
commandList.ResourceBarrierTransition(_texture, ResourceStates.CopyDestination, ResourceStates.PixelShaderResource);
// Describe and create a SRV for the texture.
ShaderResourceViewDescription srvDesc = new ShaderResourceViewDescription()
{
Shader4ComponentMapping = ComponentMapping(0, 1, 2, 3),
Format = textureDesc.Format,
Dimension = ShaderResourceViewDimension.Texture2D,
};
srvDesc.Texture2D.MipLevels = 1;
device.CreateShaderResourceView(_texture, srvDesc, _srvDescriptorHeap.CPUDescriptorHandleForHeapStart);
_resources = new[] { new GraphicsResource()
{
Heap = _srvDescriptorHeap, Register = 0, type = ResourceType.DescriptorTable
},
new GraphicsResource()
{
Resource = _objectBuffer, Register = 2, type = ResourceType.ConstantBufferView
},
new GraphicsResource()
{
Resource = _lightingBuffer, Register = 1, type = ResourceType.ConstantBufferView
} };
}
private void LoadAssets()
{
// Create the root signature description.
var rootSignatureDesc = new RootSignatureDescription(RootSignatureFlags.AllowInputAssemblerInputLayout,
// Root Parameters
new[]
{
new RootParameter(ShaderVisibility.Pixel,
new DescriptorRange()
{
RangeType = DescriptorRangeType.ShaderResourceView,
DescriptorCount = 3,
OffsetInDescriptorsFromTableStart = int.MinValue,
BaseShaderRegister = 0
}),
new RootParameter(ShaderVisibility.Pixel,
new DescriptorRange()
{
RangeType = DescriptorRangeType.ConstantBufferView,
DescriptorCount = 1,
BaseShaderRegister = 0,
OffsetInDescriptorsFromTableStart = int.MinValue,
})
},
// Samplers
new[]
{
new StaticSamplerDescription(ShaderVisibility.Pixel, 0, 0)
{
//Filter = Filter.MinimumMinMagMipPoint,
Filter = Filter.ComparisonMinLinearMagPointMipLinear,
AddressUVW = TextureAddressMode.Border,
}
});
rootSignature = device.CreateRootSignature(0, rootSignatureDesc.Serialize());
// Create the pipeline state, which includes compiling and loading shaders.
var vertexShaderPath = Utils.GetVertexShaderPath();
var pixelShaderPath = Utils.GetPixelShaderForRenderingMode(VolViz.Configuration.RenderingMode.Dvr);
#if DEBUG
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile(vertexShaderPath, "VSMain", "vs_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug));
#else
var vertexShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile(vertexShaderPath, "VSMain", "vs_5_0"));
#endif
#if DEBUG
var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile(pixelShaderPath, "PSMain", "ps_5_0", SharpDX.D3DCompiler.ShaderFlags.Debug));
#else
var pixelShader = new ShaderBytecode(SharpDX.D3DCompiler.ShaderBytecode.CompileFromFile(pixelShaderPath, "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,
PixelShader = pixelShader,
RasterizerState = RasterizerStateDescription.Default(),
BlendState = BlendStateDescription.Default(),
DepthStencilFormat = SharpDX.DXGI.Format.D32_Float,
DepthStencilState = new DepthStencilStateDescription()
{
IsDepthEnabled = false, 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);
// Create the command list.
commandList = device.CreateCommandList(CommandListType.Direct, commandAllocator, pipelineState);
// Define the geometry for a square consisting of two triangles.
var squareVertexes = new[]
{
new Vertex()
{
Position = new Vector3(-1.0f, 1.0f, 0.0f), TexCoord = new Vector2(0.0f, 0.0f)
},
new Vertex()
{
Position = new Vector3(1.0f, 1.0f, 0.0f), TexCoord = new Vector2(1.0f, 0.0f)
},
new Vertex()
{
Position = new Vector3(-1.0f, -1.0f, 0.0f), TexCoord = new Vector2(0.0f, 1.0f)
},
new Vertex()
{
Position = new Vector3(1.0f, 1.0f, 0.0f), TexCoord = new Vector2(1.0f, 0.0f)
},
new Vertex()
{
Position = new Vector3(1.0f, -1.0f, 0.0f), TexCoord = new Vector2(1.0f, 1.0f)
},
new Vertex()
{
Position = new Vector3(-1.0f, -1.0f, 0.0f), TexCoord = new Vector2(0.0f, 1.0f)
},
};
// Create the vertex buffer.
int vertexBufferSize = Utilities.SizeOf(squareVertexes);
// Note: using upload heaps to transfer static data like vert buffers is not
// recommended. Every time the GPU needs it, the upload heap will be marshalled
// over. Please read up on Default Heap usage. An upload heap is used here for
// code simplicity and because there are very few verts to actually transfer.
vertexBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(vertexBufferSize), ResourceStates.GenericRead);
// Copy the triangle data to the vertex buffer.
var pVertexDataBegin = vertexBuffer.Map(0);
Utilities.Write(pVertexDataBegin, squareVertexes, 0, squareVertexes.Length);
vertexBuffer.Unmap(0);
// Initialize the vertex buffer view.
vertexBufferView = new VertexBufferView();
vertexBufferView.BufferLocation = vertexBuffer.GPUVirtualAddress;
vertexBufferView.StrideInBytes = Utilities.SizeOf <Vertex>();
vertexBufferView.SizeInBytes = vertexBufferSize;
// Load volume data
var volumeTextureDesc = ResourceDescription.Texture3D(Format.R8G8B8A8_UNorm, VolumeTextureWidth, VolumeTextureHeight, VolumeTextureDepth, 1);
volumeTexture = device.CreateCommittedResource(new HeapProperties(
HeapType.Default),
HeapFlags.None,
volumeTextureDesc,
ResourceStates.CopyDestination);
long volumeUploadBufferSize = GetRequiredIntermediateSize(this.volumeTexture, 0, 1);
// Create the GPU upload buffer.
var volumeTextureUploadHeap = device.CreateCommittedResource(new HeapProperties(
CpuPageProperty.WriteBack,
MemoryPool.L0), HeapFlags.None,
ResourceDescription.Texture3D(Format.R8G8B8A8_UNorm, VolumeTextureWidth, VolumeTextureHeight, VolumeTextureDepth, 1),
ResourceStates.GenericRead);
// Copy data to the intermediate upload heap and then schedule a copy
// from the upload heap to the Texture3D.
byte[] volumeTextureData = GenerateVolumeTextureData();
var volumeHandle = GCHandle.Alloc(volumeTextureData, GCHandleType.Pinned);
var volumePtr = Marshal.UnsafeAddrOfPinnedArrayElement(volumeTextureData, 0);
volumeTextureUploadHeap.WriteToSubresource(0, null, volumePtr, TexturePixelSize * VolumeTextureWidth, TexturePixelSize * VolumeTextureWidth * VolumeTextureHeight);
volumeHandle.Free();
commandList.CopyTextureRegion(new TextureCopyLocation(volumeTexture, 0), 0, 0, 0, new TextureCopyLocation(volumeTextureUploadHeap, 0), null);
commandList.ResourceBarrierTransition(this.volumeTexture, ResourceStates.CopyDestination, ResourceStates.PixelShaderResource);
// Describe and create a SRV for the volume texture.
var volumeSrvDesc = new ShaderResourceViewDescription
{
Shader4ComponentMapping = D3DXUtilities.DefaultComponentMapping(),
Format = volumeTextureDesc.Format,
Dimension = ShaderResourceViewDimension.Texture3D,
Texture3D = { MipLevels = 1 },
};
device.CreateShaderResourceView(this.volumeTexture, volumeSrvDesc, shaderRenderViewHeap.CPUDescriptorHandleForHeapStart);
// End load volume data
// Load transfer function
var transferFunctionTextureDesc = ResourceDescription.Texture1D(Format.R8G8B8A8_UNorm, TransferFunctionWidth, 1);
transferFunctionTexture = device.CreateCommittedResource(new HeapProperties(
HeapType.Default),
HeapFlags.None,
transferFunctionTextureDesc,
ResourceStates.CopyDestination);
long transferFunctionUploadBufferSize = GetRequiredIntermediateSize(this.transferFunctionTexture, 0, 1);
// Create the GPU upload buffer.
var transferFunctionTextureUploadHeap = device.CreateCommittedResource(new HeapProperties(
CpuPageProperty.WriteBack,
MemoryPool.L0), HeapFlags.None,
ResourceDescription.Texture1D(Format.R8G8B8A8_UNorm, TransferFunctionWidth, 1),
ResourceStates.GenericRead);
// Copy data to the intermediate upload heap and then schedule a copy
// from the upload heap to the Texture1D.
byte[] transferFunctionTextureData = GenerateTransferFunctionTextureData();
var transferFunctionHandle = GCHandle.Alloc(transferFunctionTextureData, GCHandleType.Pinned);
var transferFunctionPtr = Marshal.UnsafeAddrOfPinnedArrayElement(transferFunctionTextureData, 0);
transferFunctionTextureUploadHeap.WriteToSubresource(0, null, transferFunctionPtr, TransferFunctionWidth, TransferFunctionWidth);
transferFunctionHandle.Free();
commandList.CopyTextureRegion(new TextureCopyLocation(transferFunctionTexture, 0), 0, 0, 0, new TextureCopyLocation(transferFunctionTextureUploadHeap, 0), null);
commandList.ResourceBarrierTransition(this.transferFunctionTexture, ResourceStates.CopyDestination, ResourceStates.PixelShaderResource);
// Describe and create a SRV for the transfer function texture.
var transferFunctionSrvDesc = new ShaderResourceViewDescription
{
Shader4ComponentMapping = D3DXUtilities.DefaultComponentMapping(),
Format = transferFunctionTextureDesc.Format,
Dimension = ShaderResourceViewDimension.Texture1D,
Texture1D = { MipLevels = 1 },
};
var transferFunctionHandleIncrement = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
CpuDescriptorHandle transferFunctionLocationDesctiptor = shaderRenderViewHeap.CPUDescriptorHandleForHeapStart + transferFunctionHandleIncrement;
device.CreateShaderResourceView(this.transferFunctionTexture, transferFunctionSrvDesc, transferFunctionLocationDesctiptor);
// End load transfer function data
// Load gradients data
var gradientsTextureDesc = ResourceDescription.Texture3D(Format.R8G8B8A8_UNorm, VolumeTextureWidth, VolumeTextureHeight, VolumeTextureDepth, 1);
gradientsTexture = device.CreateCommittedResource(new HeapProperties(
HeapType.Default),
HeapFlags.None,
gradientsTextureDesc,
ResourceStates.CopyDestination);
long gradientsUploadBufferSize = GetRequiredIntermediateSize(this.gradientsTexture, 0, 1);
// Create the GPU upload buffer.
var gradientsTextureUploadHeap = device.CreateCommittedResource(new HeapProperties(
CpuPageProperty.WriteBack,
MemoryPool.L0), HeapFlags.None,
ResourceDescription.Texture3D(Format.R8G8B8A8_UNorm, VolumeTextureWidth, VolumeTextureHeight, VolumeTextureDepth, 1),
ResourceStates.GenericRead);
// Copy data to the intermediate upload heap and then schedule a copy
// from the upload heap to the Texture3D.
byte[] gradientsTextureData = GenerateGradientsTextureData();
var gradientsHandle = GCHandle.Alloc(gradientsTextureData, GCHandleType.Pinned);
var gradientsPtr = Marshal.UnsafeAddrOfPinnedArrayElement(gradientsTextureData, 0);
gradientsTextureUploadHeap.WriteToSubresource(0, null, gradientsPtr, TexturePixelSize * VolumeTextureWidth, TexturePixelSize * VolumeTextureWidth * VolumeTextureHeight);
gradientsHandle.Free();
commandList.CopyTextureRegion(new TextureCopyLocation(gradientsTexture, 0), 0, 0, 0, new TextureCopyLocation(gradientsTextureUploadHeap, 0), null);
commandList.ResourceBarrierTransition(this.gradientsTexture, ResourceStates.CopyDestination, ResourceStates.PixelShaderResource);
// Describe and create a SRV for the gradients texture.
var gradientsSrvDesc = new ShaderResourceViewDescription
{
Shader4ComponentMapping = D3DXUtilities.DefaultComponentMapping(),
Format = gradientsTextureDesc.Format,
Dimension = ShaderResourceViewDimension.Texture3D,
Texture3D = { MipLevels = 1 },
};
var gradientsHandleIncrement = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
CpuDescriptorHandle gradientsLocationDesctiptor = shaderRenderViewHeap.CPUDescriptorHandleForHeapStart + gradientsHandleIncrement * 2;
device.CreateShaderResourceView(this.gradientsTexture, gradientsSrvDesc, gradientsLocationDesctiptor);
// End load gradients data
// Command lists are created in the recording state, but there is nothing
// to record yet. The main loop expects it to be closed, so close it now.
commandList.Close();
constantBuffer = device.CreateCommittedResource(new HeapProperties(HeapType.Upload), HeapFlags.None, ResourceDescription.Buffer(1024 * 64), ResourceStates.GenericRead);
//// Describe and create a constant buffer view.
var cbvDesc = new ConstantBufferViewDescription
{
BufferLocation = constantBuffer.GPUVirtualAddress,
SizeInBytes = (Utilities.SizeOf <ConstantBuffer>() + 255) & ~255
};
device.CreateConstantBufferView(cbvDesc, constantBufferViewHeap.CPUDescriptorHandleForHeapStart);
// Initialize and map the constant buffers. We don't unmap this until the
// app closes. Keeping things mapped for the lifetime of the resource is okay.
constantBufferPointer = constantBuffer.Map(0);
Utilities.Write(constantBufferPointer, ref constantBufferData);
commandQueue.ExecuteCommandList(commandList);
// Create synchronization objects.
fence = device.CreateFence(0, FenceFlags.None);
fenceValue = 1;
// Create an event handle to use for frame synchronization.
fenceEvent = new AutoResetEvent(false);
WaitForPreviousFrame();
//release temp texture
volumeTextureUploadHeap.Dispose();
transferFunctionTextureUploadHeap.Dispose();
gradientsTextureUploadHeap.Dispose();
}
