private bool Add(string name, DescriptorHeapDescription description)
{
DescriptorHeap d = Engine.Instance.Core.Device.CreateDescriptorHeap(description);
if (DescriptorHeaps.TryAdd(name, d))
return true;
d.Dispose();
return false;
}
private void BuildDescriptorHeaps()
{
const int srvCount = 3;
//
// Create the SRV heap.
//
var srvHeapDesc = new DescriptorHeapDescription
{
DescriptorCount = srvCount + _waves.DescriptorCount,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView,
Flags = DescriptorHeapFlags.ShaderVisible
};
_srvDescriptorHeap = Device.CreateDescriptorHeap(srvHeapDesc);
_descriptorHeaps = new[] { _srvDescriptorHeap };
//
// Fill out the heap with actual descriptors.
//
CpuDescriptorHandle hDescriptor = _srvDescriptorHeap.CPUDescriptorHandleForHeapStart;
Resource[] tex2DList =
{
_textures["grassTex"].Resource,
_textures["waterTex"].Resource,
_textures["fenceTex"].Resource
};
var srvDesc = new ShaderResourceViewDescription
{
Shader4ComponentMapping = D3DUtil.DefaultShader4ComponentMapping,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D = new ShaderResourceViewDescription.Texture2DResource
{
MostDetailedMip = 0,
MipLevels = -1,
}
};
foreach (Resource tex2D in tex2DList)
{
srvDesc.Format = tex2D.Description.Format;
Device.CreateShaderResourceView(tex2D, srvDesc, hDescriptor);
// Next descriptor.
hDescriptor += CbvSrvUavDescriptorSize;
}
_waves.BuildDescriptors(
_srvDescriptorHeap.CPUDescriptorHandleForHeapStart + srvCount * CbvSrvUavDescriptorSize,
_srvDescriptorHeap.GPUDescriptorHandleForHeapStart + srvCount * CbvSrvUavDescriptorSize,
CbvSrvUavDescriptorSize);
}
private bool Add(string name, DescriptorHeapDescription description)
{
DescriptorHeap d = Engine.Instance.Core.Device.CreateDescriptorHeap(description);
if (DescriptorHeaps.TryAdd(name, d))
{
return(true);
}
d.Dispose();
return(false);
}
protected override DescriptorHeap Create()
{
var description = new DescriptorHeapDescription
{
DescriptorCount = Size,
Flags = DescriptorHeapFlags.ShaderVisible,
Type = HeapType,
};
return(Device.NativeDevice.CreateDescriptorHeap(description));
}
private void BuildDescriptorHeaps()
{
//
// Create the SRV heap.
//
var srvHeapDesc = new DescriptorHeapDescription
{
DescriptorCount = 7,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView,
Flags = DescriptorHeapFlags.ShaderVisible
};
_srvDescriptorHeap = Device.CreateDescriptorHeap(srvHeapDesc);
_descriptorHeaps = new[] { _srvDescriptorHeap };
//
// Fill out the heap with actual descriptors.
//
CpuDescriptorHandle hDescriptor = _srvDescriptorHeap.CPUDescriptorHandleForHeapStart;
var tex2DList = new List <Resource>
{
_textures["bricksTex"].Resource,
_textures["stoneTex"].Resource,
_textures["tileTex"].Resource,
_textures["crateTex"].Resource,
_textures["iceTex"].Resource,
_textures["grassTex"].Resource,
_textures["defaultTex"].Resource
};
var srvDesc = new ShaderResourceViewDescription
{
Shader4ComponentMapping = D3DUtil.DefaultShader4ComponentMapping,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D = new ShaderResourceViewDescription.Texture2DResource
{
MostDetailedMip = 0,
ResourceMinLODClamp = 0.0f
}
};
foreach (Resource tex2D in tex2DList)
{
srvDesc.Format = tex2D.Description.Format;
srvDesc.Texture2D.MipLevels = tex2D.Description.MipLevels;
Device.CreateShaderResourceView(tex2D, srvDesc, hDescriptor);
// Next descriptor.
hDescriptor += CbvSrvUavDescriptorSize;
}
}
private void BuildDescriptorHeaps()
{
var cbvHeapDesc = new DescriptorHeapDescription
{
DescriptorCount = 1,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView,
Flags = DescriptorHeapFlags.ShaderVisible,
NodeMask = 0
};
//_cbvHeap = Device.CreateDescriptorHeap(cbvHeapDesc);
//_descriptorHeaps = new[] { _cbvHeap };
}
private void BuildDepthBuffer()
{
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;
}
public ID3D12DescriptorHeap CreateDescriptorHeap(ID3D12Device5 pDevice, int count, DescriptorHeapType type, bool shaderVisible)
{
DescriptorHeapDescription desc = new DescriptorHeapDescription();
desc.DescriptorCount = count;
desc.Type = type;
desc.Flags = shaderVisible ? DescriptorHeapFlags.ShaderVisible : DescriptorHeapFlags.None;
ID3D12DescriptorHeap pHeap;
pHeap = pDevice.CreateDescriptorHeap(desc);
return(pHeap);
}
public DescriptorAllocator(GraphicsDevice device, DescriptorHeapType descriptorHeapType, int descriptorCount = DescriptorsPerHeap, DescriptorHeapFlags descriptorHeapFlags = DescriptorHeapFlags.None)
{
if (descriptorCount < 1 || descriptorCount > DescriptorsPerHeap)
{
throw new ArgumentOutOfRangeException(nameof(descriptorCount), $"Descriptor count must be between 1 and {DescriptorsPerHeap}.");
}
DescriptorHandleIncrementSize = device.NativeDevice.GetDescriptorHandleIncrementSize((Vortice.Direct3D12.DescriptorHeapType)descriptorHeapType);
DescriptorHeapDescription descriptorHeapDescription = new DescriptorHeapDescription((Vortice.Direct3D12.DescriptorHeapType)descriptorHeapType, descriptorCount, descriptorHeapFlags);
DescriptorHeap = device.NativeDevice.CreateDescriptorHeap(descriptorHeapDescription);
TotalDescriptorCount = descriptorCount;
}
/// <summary>
/// Creates a new <see cref="DescriptorAllocator"/> instance with the specified parameters
/// </summary>
/// <param name="device">The <see cref="GraphicsDevice"/> instance to use</param>
public DescriptorAllocator(GraphicsDevice device)
{
DescriptorSize = device.NativeDevice.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
DescriptorHeapDescription descriptorHeapDescription = new DescriptorHeapDescription
{
DescriptorCount = DescriptorsPerHeap,
Flags = DescriptorHeapFlags.ShaderVisible,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView
};
DescriptorHeap = device.NativeDevice.CreateDescriptorHeap(descriptorHeapDescription);
_RemainingHandles = DescriptorsPerHeap;
_CurrentCpuHandle = DescriptorHeap.GetCPUDescriptorHandleForHeapStart();
_CurrentGpuHandle = DescriptorHeap.GetGPUDescriptorHandleForHeapStart();
}
private void BuildDescriptorHeaps()
{
var cbvHeapDesc = new DescriptorHeapDescription
{
DescriptorCount = 2,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView,
Flags = DescriptorHeapFlags.ShaderVisible
};
//_cbvHeap.
// DXGlobal.device.
_cbvHeap = DXGlobal.device.CreateDescriptorHeap(cbvHeapDesc);
_descriptorHeaps = new[] { _cbvHeap };
_cheap = _cbvHeap;
}
/// <summary>
/// The RequestNewHeap
/// </summary>
/// <param name="type">The <see cref="DescriptorHeapType"/></param>
/// <returns>The <see cref="DescriptorHeap"/></returns>
protected static DescriptorHeap RequestNewHeap(DescriptorHeapType type)
{
lock (_AllocationMutex)
{
DescriptorHeapDescription desc = new DescriptorHeapDescription
{
Type = type,
DescriptorCount = _NumDescriptorsPerHeap,
Flags = DescriptorHeapFlags.None,
NodeMask = 1
};
var heap = Globals.Device.CreateDescriptorHeap(desc);
Debug.Assert(heap != null);
_DescriptorHeapPool.Add(heap);
return(heap);
}
}
private void CreateRtvAndDsvDescriptorHeaps()
{
var rtvHeapDesc = new DescriptorHeapDescription
{
DescriptorCount = RtvDescriptorCount,
Type = DescriptorHeapType.RenderTargetView
};
RtvHeap = Device.CreateDescriptorHeap(rtvHeapDesc);
var dsvHeapDesc = new DescriptorHeapDescription
{
DescriptorCount = DsvDescriptorCount,
Type = DescriptorHeapType.DepthStencilView
};
DsvHeap = Device.CreateDescriptorHeap(dsvHeapDesc);
}
public void Initialize(Device device, Int32 descriptorCount, Boolean isShaderVisible, H1ViewType descriptorHeapType)
{
DescriptorHeapType?type = null;
switch (descriptorHeapType)
{
case H1ViewType.DepthStencilView:
type = DescriptorHeapType.DepthStencilView;
break;
case H1ViewType.RenderTargetView:
type = DescriptorHeapType.RenderTargetView;
break;
case H1ViewType.ShaderResourceView:
case H1ViewType.UnorderedAccessView:
case H1ViewType.ConstantBufferView:
type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView;
break;
}
if (type == null)
{
return; // @TODO - excpetion handling
}
// create descriptorheap desc
m_Desc = new DescriptorHeapDescription()
{
DescriptorCount = descriptorCount,
Flags = isShaderVisible ? DescriptorHeapFlags.ShaderVisible : DescriptorHeapFlags.None,
Type = type.Value
};
// create descriptor heap and set the descriptor incremental size
m_DescriptorHeap = device.CreateDescriptorHeap(m_Desc);
m_DescSize = Convert.ToUInt32(device.GetDescriptorHandleIncrementSize(type.Value));
// set the heap start CPU/GPU
m_HeapStartCPU = m_DescriptorHeap.CPUDescriptorHandleForHeapStart;
m_HeapStartGPU = m_DescriptorHeap.GPUDescriptorHandleForHeapStart;
// set the cursor to 0
m_Cursor = 0; // tracing next allocation flags
}
protected DescriptorHeap RequestNewHeap(H1DescriptorHeapType type)
{
DescriptorHeapType typeInDX12 = H1RHIDefinitionHelper.ConvertToDescriptorHeapType(type);
// @TODO - need to be thread-safe
DescriptorHeapDescription desc = new DescriptorHeapDescription();
desc.Type = typeInDX12;
desc.DescriptorCount = NumDescriptorsPerHeap;
// this part is none, but for usage in command context, you need to create new descriptor for shader-visible by UserDescriptorHeap or DynamicDescriptorHeap
desc.Flags = DescriptorHeapFlags.None;
desc.NodeMask = 1;
DescriptorHeap newHeap = m_Device.CreateDescriptorHeap(desc);
m_DescriptorHeapPool.Add(newHeap);
return(newHeap);
}
public D3D12TextureView(DX12GraphicsDevice graphicsDevice,
int descriptorCount,
DescriptorHeapFlags descriptorHeapFlags,
DescriptorHeapType descriptorHeapType)
{
var descriptorHeapDescription = new DescriptorHeapDescription
{
DescriptorCount = descriptorCount,
Flags = descriptorHeapFlags,
Type = descriptorHeapType
};
if (descriptorHeapType == DescriptorHeapType.RenderTargetView)
{
_rtvDescriptorHeap = graphicsDevice.CreateDescriptorHeap(descriptorHeapDescription);
}
else if (descriptorHeapType == DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView)
{
_dsvDescriptorHeap = graphicsDevice.CreateDescriptorHeap(descriptorHeapDescription);
}
}
private void BuildDescriptorHeaps()
{
int objCount = _allRitems.Count;
// Need a CBV descriptor for each object for each frame resource,
// +1 for the perPass CBV for each frame resource.
int numDescriptors = (objCount + 1) * NumFrameResources;
// Save an offset to the start of the pass CBVs. These are the last 3 descriptors.
_passCbvOffset = objCount * NumFrameResources;
var cbvHeapDesc = new DescriptorHeapDescription
{
DescriptorCount = numDescriptors,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView,
Flags = DescriptorHeapFlags.ShaderVisible
};
_cbvHeap = Device.CreateDescriptorHeap(cbvHeapDesc);
_descriptorHeaps = new[] { _cbvHeap };
}
private void BuildDescriptorHeaps()
{
//
// Create the SRV heap.
//
var srvHeapDesc = new DescriptorHeapDescription
{
DescriptorCount = 1,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView,
Flags = DescriptorHeapFlags.ShaderVisible
};
_srvDescriptorHeap = Device.CreateDescriptorHeap(srvHeapDesc);
_descriptorHeaps = new[] { _srvDescriptorHeap };
//
// Fill out the heap with actual descriptors.
//
var hDescriptor = _srvDescriptorHeap.CPUDescriptorHandleForHeapStart;
Resource woodCrateTexture = _textures["woodCrateTex"].Resource;
var srvDesc = new ShaderResourceViewDescription
{
// TODO: API suggestion: Expose DefaultShader4ComponentMapping through ShaderComponentMapping enumeration.
// TODO: Turn from int to ShaderComponentMapping enum.
Shader4ComponentMapping = D3DUtil.DefaultShader4ComponentMapping,
Format = woodCrateTexture.Description.Format,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D = new ShaderResourceViewDescription.Texture2DResource
{
MostDetailedMip = 0,
MipLevels = woodCrateTexture.Description.MipLevels,
ResourceMinLODClamp = 0.0f
}
};
Device.CreateShaderResourceView(woodCrateTexture, srvDesc, hDescriptor);
}
private void BuildDescriptorHeaps()
{
//
// Create the SRV heap.
//
var srvHeapDesc = new DescriptorHeapDescription
{
DescriptorCount = 1,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView,
Flags = DescriptorHeapFlags.ShaderVisible
};
_srvDescriptorHeap = Device.CreateDescriptorHeap(srvHeapDesc);
_descriptorHeaps = new[] { _srvDescriptorHeap };
//
// Fill out the heap with actual descriptors.
//
CpuDescriptorHandle hDescriptor = _srvDescriptorHeap.CPUDescriptorHandleForHeapStart;
Resource defaultDiffuseTex = _textures["defaultDiffuseTex"].Resource;
var srvDesc = new ShaderResourceViewDescription
{
Shader4ComponentMapping = D3DUtil.DefaultShader4ComponentMapping,
Format = defaultDiffuseTex.Description.Format,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D = new ShaderResourceViewDescription.Texture2DResource
{
MostDetailedMip = 0,
MipLevels = defaultDiffuseTex.Description.MipLevels,
ResourceMinLODClamp = 0.0f
}
};
Device.CreateShaderResourceView(defaultDiffuseTex, srvDesc, hDescriptor);
}
internal CpuDescriptorHandle Allocate(int count)
{
if (currentHeap == null || remainingHandles < count)
{
DescriptorHeapDescription descriptorHeapDescription = new DescriptorHeapDescription()
{
Flags = DescriptorHeapFlags.None,
Type = DescriptorHeapType,
DescriptorCount = DescriptorPerHeap,
NodeMask = 1,
};
currentHeap = GraphicsDevice.NativeDevice.CreateDescriptorHeap <ID3D12DescriptorHeap>(descriptorHeapDescription);
remainingHandles = DescriptorPerHeap;
currentHandle = currentHeap.GetCPUDescriptorHandleForHeapStart();
}
CpuDescriptorHandle result = currentHandle;
currentHandle.Ptr += DescriptorSize;
remainingHandles -= count;
return(result);
}
public DescriptorHeap RequestDescriptorHeap()
{
// @TODO - need to be thread-safe
if (m_AvailableDescriptorHeaps.Count > 0)
{
DescriptorHeap heap = m_AvailableDescriptorHeaps.Dequeue();
return(heap);
}
else
{
DescriptorHeapDescription descriptorHeapDesc = new DescriptorHeapDescription();
descriptorHeapDesc.Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView;
descriptorHeapDesc.DescriptorCount = NumDescriptorsPerHeap;
descriptorHeapDesc.Flags = DescriptorHeapFlags.ShaderVisible;
descriptorHeapDesc.NodeMask = 1;
// create descriptor heap and add heap to the pool
DescriptorHeap heap = H1Global <H1ManagedRenderer> .Instance.Device.CreateDescriptorHeap(descriptorHeapDesc);
m_DescriptorHeapPool.Add(heap);
return(heap);
}
}
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);
}
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 LoadPipeline(RenderForm form)
{
int width = form.ClientSize.Width;
int height = form.ClientSize.Height;
viewport.Width = width;
viewport.Height = height;
viewport.MaxDepth = 1.0f;
scissorRect.Right = width;
scissorRect.Bottom = height;
#if DEBUG
// Enable the D3D12 debug layer.
{
DebugInterface.Get().EnableDebugLayer();
}
#endif
device = new Device(null, SharpDX.Direct3D.FeatureLevel.Level_12_0);
using (var factory = new Factory4())
{
// Describe and create the command queue.
CommandQueueDescription queueDesc = new CommandQueueDescription(CommandListType.Direct);
commandQueue = device.CreateCommandQueue(queueDesc);
// Describe and create the swap chain.
SwapChainDescription swapChainDesc = new SwapChainDescription()
{
BufferCount = FrameCount,
ModeDescription = new ModeDescription(width, height, new Rational(60, 1), Format.R8G8B8A8_UNorm),
Usage = Usage.RenderTargetOutput,
SwapEffect = SwapEffect.FlipDiscard,
OutputHandle = form.Handle,
//Flags = SwapChainFlags.None,
SampleDescription = new SampleDescription(1, 0),
IsWindowed = true
};
SwapChain tempSwapChain = new SwapChain(factory, commandQueue, swapChainDesc);
swapChain = tempSwapChain.QueryInterface<SwapChain3>();
tempSwapChain.Dispose();
frameIndex = swapChain.CurrentBackBufferIndex;
}
// Create descriptor heaps.
// Describe and create a render target view (RTV) descriptor heap.
DescriptorHeapDescription rtvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = FrameCount,
Flags = DescriptorHeapFlags.None,
Type = DescriptorHeapType.RenderTargetView
};
renderTargetViewHeap = device.CreateDescriptorHeap(rtvHeapDesc);
rtvDescriptorSize = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.RenderTargetView);
//Init Direct3D11 device from Direct3D12 device
device11 = SharpDX.Direct3D11.Device.CreateFromDirect3D12(device, SharpDX.Direct3D11.DeviceCreationFlags.BgraSupport, null, null, commandQueue);
deviceContext11 = device11.ImmediateContext;
device11on12 = device11.QueryInterface<SharpDX.Direct3D11.ID3D11On12Device>();
var d2dFactory = new SharpDX.Direct2D1.Factory(SharpDX.Direct2D1.FactoryType.MultiThreaded);
// Create frame resources.
CpuDescriptorHandle rtvHandle = renderTargetViewHeap.CPUDescriptorHandleForHeapStart;
for (int n = 0; n < FrameCount; n++)
{
renderTargets[n] = swapChain.GetBackBuffer<Resource>(n);
device.CreateRenderTargetView(renderTargets[n], null, rtvHandle);
rtvHandle += rtvDescriptorSize;
//init Direct2D surfaces
SharpDX.Direct3D11.D3D11ResourceFlags format = new SharpDX.Direct3D11.D3D11ResourceFlags()
{
BindFlags = (int)SharpDX.Direct3D11.BindFlags.RenderTarget,
CPUAccessFlags = (int)SharpDX.Direct3D11.CpuAccessFlags.None
};
device11on12.CreateWrappedResource(
renderTargets[n], format,
(int)ResourceStates.Present,
(int)ResourceStates.RenderTarget,
typeof(SharpDX.Direct3D11.Resource).GUID,
out wrappedBackBuffers[n]);
//Init direct2D surface
var d2dSurface = wrappedBackBuffers[n].QueryInterface<Surface>();
direct2DRenderTarget[n] = new SharpDX.Direct2D1.RenderTarget(d2dFactory, d2dSurface, new SharpDX.Direct2D1.RenderTargetProperties(new SharpDX.Direct2D1.PixelFormat(Format.Unknown, SharpDX.Direct2D1.AlphaMode.Premultiplied)));
d2dSurface.Dispose();
}
commandAllocator = device.CreateCommandAllocator(CommandListType.Direct);
d2dFactory.Dispose();
//Init font
var directWriteFactory = new SharpDX.DirectWrite.Factory();
textFormat = new SharpDX.DirectWrite.TextFormat(directWriteFactory, "Arial", SharpDX.DirectWrite.FontWeight.Bold, SharpDX.DirectWrite.FontStyle.Normal, 48) { TextAlignment = SharpDX.DirectWrite.TextAlignment.Leading, ParagraphAlignment = SharpDX.DirectWrite.ParagraphAlignment.Near };
textBrush = new SharpDX.Direct2D1.SolidColorBrush(direct2DRenderTarget[0], Color.White);
directWriteFactory.Dispose();
}
public DescriptorHeap CreateDescriptorHeap(DescriptorHeapDescription descriptorHeapDescription)
{
return(_nativeDevice.CreateDescriptorHeap(descriptorHeapDescription));
}
private void CreateWindowResources()
{
// Wait until all previous GPU work is complete.
WaitForGPU();
// Clear the previous window size specific content.
for (int i = 0; i < FrameCount; i++)
{
renderTargets[i] = null;
}
// Calculate the necessary render target size in pixels.
var outputSize = new Size2();
outputSize.Width = window.ClientSize.Width;
outputSize.Height = window.ClientSize.Height;
// Prevent zero size DirectX content from being created.
outputSize.Width = Math.Max(outputSize.Width, 640);
outputSize.Height = Math.Max(outputSize.Width, 480);
if (swapChain != null)
{
// If the swap chain already exists, resize it.
swapChain.ResizeBuffers(FrameCount, outputSize.Width, outputSize.Height, Format.B8G8R8A8_UNorm, SwapChainFlags.None);
if (!DXDebug.ValidateDevice(device))
{
throw new ArgumentNullException(nameof(device));
}
}
else
{
using (var factory = new Factory4())
{
// Otherwise, create a new one using the same adapter as the existing Direct3D device.
SwapChainDescription swapChainDesc = new SwapChainDescription()
{
BufferCount = FrameCount,
ModeDescription = new ModeDescription(outputSize.Width, outputSize.Height, new Rational(60, 1), Format.R8G8B8A8_UNorm),
Usage = Usage.RenderTargetOutput,
SwapEffect = SwapEffect.FlipDiscard,
OutputHandle = window.Handle,
SampleDescription = new SampleDescription(1, 0),
IsWindowed = true,
};
var tempSwapChain = new SwapChain(factory, commandQueue, swapChainDesc);
swapChain = tempSwapChain.QueryInterface <SwapChain3>();
swapChain.DebugName = "SwapChain";
tempSwapChain.Dispose();
}
}
// Create a render target view of the swap chain back buffer.
var descriptorHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = FrameCount,
Type = DescriptorHeapType.RenderTargetView,
Flags = DescriptorHeapFlags.None
};
rtvHeap = device.CreateDescriptorHeap(descriptorHeapDesc);
rtvHeap.Name = "Render Target View Descriptor Heap";
// All pending GPU work was already finished. Update the tracked fence values
// to the last value signaled.
for (int i = 0; i < FrameCount; i++)
{
fenceValues[i] = fenceValues[currentFrame];
}
currentFrame = 0;
var rtvDescriptor = rtvHeap.CPUDescriptorHandleForHeapStart;
rtvDescriptorSize = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.RenderTargetView);
for (int i = 0; i < FrameCount; i++)
{
renderTargets[i] = swapChain.GetBackBuffer <Resource>(i);
device.CreateRenderTargetView(renderTargets[i], null, rtvDescriptor + (rtvDescriptorSize * i));
renderTargets[i].Name = $"Render Target {i}";
}
viewport = new ViewportF();
viewport.Width = outputSize.Width;
viewport.Height = outputSize.Height;
viewport.MaxDepth = 1.0f;
scissorRect = new Rectangle();
scissorRect.Right = outputSize.Width;
scissorRect.Bottom = outputSize.Height;
}
private void CreateDeviceResources()
{
#if DEBUG
Configuration.EnableObjectTracking = true;
Configuration.ThrowOnShaderCompileError = false;
// Enable the D3D12 debug layer.
DebugInterface.Get().EnableDebugLayer();
#endif
using (var factory = new Factory4())
{
// Create the Direct3D 12 API device object
device = new Device(null, SharpDX.Direct3D.FeatureLevel.Level_11_0);
if (device == null)
{
// TODO: We want to be able to specify adaptor
var adapter = factory.Adapters[0];
device = new Device(adapter, SharpDX.Direct3D.FeatureLevel.Level_11_0);
}
// Create the command queue.
var queueDesc = new CommandQueueDescription(CommandListType.Direct);
commandQueue = device.CreateCommandQueue(queueDesc);
commandQueue.Name = $"CommandQueue";
// Create Command Allocator buffers.
for (int i = 0; i < FrameCount; i++)
{
commandAllocators[i] = device.CreateCommandAllocator(CommandListType.Direct);
commandAllocators[i].Name = $"CommandAllocator F{i}";
}
}
// Create RootSignature.
var rootSignatureDesc = new RootSignatureDescription(RootSignatureFlags.AllowInputAssemblerInputLayout,
new[]
{
new RootParameter(ShaderVisibility.Vertex,
new DescriptorRange()
{
RangeType = DescriptorRangeType.ConstantBufferView,
DescriptorCount = 1,
OffsetInDescriptorsFromTableStart = int.MinValue,
BaseShaderRegister = 0,
}),
new RootParameter(ShaderVisibility.Pixel,
new DescriptorRange()
{
RangeType = DescriptorRangeType.ShaderResourceView,
DescriptorCount = 1,
OffsetInDescriptorsFromTableStart = int.MinValue,
BaseShaderRegister = 0
})
},
new[]
{
new StaticSamplerDescription(ShaderVisibility.Pixel, 0, 0)
{
Filter = Filter.MinimumMinMagMipPoint,
AddressUVW = TextureAddressMode.Border,
}
});
rootSignature = device.CreateRootSignature(rootSignatureDesc.Serialize());
// Create Constant Buffer View Heap.
var cbvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = 1,
Flags = DescriptorHeapFlags.ShaderVisible,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView,
};
cbvHeap = device.CreateDescriptorHeap(cbvHeapDesc);
cbvHeap.Name = "CBV Heap";
// Create Shader Render View Heap.
var srvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = 1,
Flags = DescriptorHeapFlags.ShaderVisible,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView,
};
srvHeap = device.CreateDescriptorHeap(srvHeapDesc);
srvHeap.Name = "SRV Heap";
// Create synchronization objects.
fence = device.CreateFence(fenceValues[currentFrame], FenceFlags.None);
fence.Name = $"Fence";
fenceValues[currentFrame]++;
// Create an event handle to use for frame synchronization.
fenceEvent = new AutoResetEvent(false);
}
private void LoadPipeline(RenderForm form)
{
int width = form.ClientSize.Width;
int height = form.ClientSize.Height;
viewport.Width = width;
viewport.Height = height;
viewport.MaxDepth = 1.0f;
scissorRect.Right = width;
scissorRect.Bottom = height;
#if DEBUG
// Enable the D3D12 debug layer.
{
DebugInterface.Get().EnableDebugLayer();
}
#endif
device = new Device(null, SharpDX.Direct3D.FeatureLevel.Level_11_0);
using (var factory = new Factory4())
{
// Describe and create the command queue.
CommandQueueDescription queueDesc = new CommandQueueDescription(CommandListType.Direct);
commandQueue = device.CreateCommandQueue(queueDesc);
// Describe and create the swap chain.
SwapChainDescription swapChainDesc = new SwapChainDescription()
{
BufferCount = FrameCount,
ModeDescription = new ModeDescription(width, height, new Rational(60, 1), Format.R8G8B8A8_UNorm),
Usage = Usage.RenderTargetOutput,
SwapEffect = SwapEffect.FlipDiscard,
OutputHandle = form.Handle,
//Flags = SwapChainFlags.None,
SampleDescription = new SampleDescription(1, 0),
IsWindowed = true
};
SwapChain tempSwapChain = new SwapChain(factory, commandQueue, swapChainDesc);
swapChain = tempSwapChain.QueryInterface<SwapChain3>();
tempSwapChain.Dispose();
frameIndex = swapChain.CurrentBackBufferIndex;
}
// Create descriptor heaps.
// Describe and create a render target view (RTV) descriptor heap.
DescriptorHeapDescription rtvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = FrameCount,
Flags = DescriptorHeapFlags.None,
Type = DescriptorHeapType.RenderTargetView
};
renderTargetViewHeap = device.CreateDescriptorHeap(rtvHeapDesc);
rtvDescriptorSize = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.RenderTargetView);
// Create frame resources.
CpuDescriptorHandle rtvHandle = renderTargetViewHeap.CPUDescriptorHandleForHeapStart;
for (int n = 0; n < FrameCount; n++)
{
renderTargets[n] = swapChain.GetBackBuffer<Resource>(n);
device.CreateRenderTargetView(renderTargets[n], null, rtvHandle);
rtvHandle += rtvDescriptorSize;
}
//create depth buffer;
DescriptorHeapDescription dsvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = FrameCount,
Flags = DescriptorHeapFlags.None,
Type = DescriptorHeapType.DepthStencilView
};
depthStencilViewHeap = device.CreateDescriptorHeap(dsvHeapDesc);
CpuDescriptorHandle dsvHandle = depthStencilViewHeap.CPUDescriptorHandleForHeapStart;
ClearValue depthOptimizedClearValue = new ClearValue()
{
Format = Format.D32_Float,
DepthStencil = new DepthStencilValue() { Depth = 1.0F, Stencil = 0 },
};
depthTarget = device.CreateCommittedResource(
new HeapProperties(HeapType.Default),
HeapFlags.None,
new ResourceDescription(ResourceDimension.Texture2D, 0, width, height, 1, 0, Format.D32_Float, 1, 0, TextureLayout.Unknown, ResourceFlags.AllowDepthStencil),
ResourceStates.DepthWrite, depthOptimizedClearValue);
var depthView = new DepthStencilViewDescription()
{
Format = Format.D32_Float,
Dimension = DepthStencilViewDimension.Texture2D,
Flags = DepthStencilViewFlags.None,
};
//bind depth buffer
device.CreateDepthStencilView(depthTarget, null, dsvHandle);
commandAllocator = device.CreateCommandAllocator(CommandListType.Direct);
bundleAllocator = device.CreateCommandAllocator(CommandListType.Bundle);
}
public override void Load(string path2)
{
if (done)
{
return;
}
done = true;
Bitmap bm = new Bitmap(path);
Width = bm.Width;
Height = bm.Height;
Depth = 4;
var textureDesc = ResourceDescription.Texture2D(Format.R8G8B8A8_UNorm, Width, Height);
texture = DXGlobal.device.CreateCommittedResource(new HeapProperties(HeapType.Default), HeapFlags.None, textureDesc, ResourceStates.CopyDestination);
long uploadBufferSize = GetRequiredIntermediateSize(this.texture, 0, 1);
// Create the GPU upload buffer.
var textureUploadHeap = DXGlobal.device.CreateCommittedResource(new HeapProperties(CpuPageProperty.WriteBack, MemoryPool.L0), HeapFlags.None, ResourceDescription.Texture2D(Format.R8G8B8A8_UNorm, Width, Height), ResourceStates.GenericRead);
// Copy data to the intermediate upload heap and then schedule a copy
// from the upload heap to the Texture2D.
byte[] textureData = new byte[Width * Height * 4];
int loc = 0;
for (int y = 0; y < Height; y++)
{
for (int x = 0; x < Width; x++)
{
var pix = bm.GetPixel(x, y);
textureData[loc++] = 0xff; //pix.R;
textureData[loc++] = 0xff; //pix.G;
textureData[loc++] = 0xff; // pix.B;
textureData[loc++] = 0xff;
}
}
var handle = GCHandle.Alloc(textureData, GCHandleType.Pinned);
var ptr = Marshal.UnsafeAddrOfPinnedArrayElement(textureData, 0);
textureUploadHeap.WriteToSubresource(0, null, ptr, Depth * Width, textureData.Length);
handle.Free();
// DXGlobal.Display.CommandList.Close();
DXGlobal.Display.CommandList.Reset(DXGlobal.Display.DirectCmdListAlloc, Effect.Effect._pip);
DXGlobal.Display.CommandList.CopyTextureRegion(new TextureCopyLocation(texture, 0), 0, 0, 0, new TextureCopyLocation(textureUploadHeap, 0), null);
DXGlobal.Display.CommandList.ResourceBarrierTransition(this.texture, ResourceStates.CopyDestination, ResourceStates.PixelShaderResource);
// Describe and create a SRV for the texture.
srvDesc = new ShaderResourceViewDescription
{
Shader4ComponentMapping = D3DXUtilities.DefaultComponentMapping(),
Format = textureDesc.Format,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D = { MipLevels = 1 },
};
var srvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = 1,
Flags = DescriptorHeapFlags.ShaderVisible,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView
};
DescriptorHeap srvH = DXGlobal.device.CreateDescriptorHeap(srvHeapDesc);
DXGlobal.device.CreateShaderResourceView(texture, srvDesc, srvH.CPUDescriptorHandleForHeapStart);
DXGlobal.Display.CommandList.Close();
DXGlobal.Display.CommandQueue.ExecuteCommandList(DXGlobal.Display.CommandList);
DXGlobal.Display.FlushCommandQueue();
}
private void LoadPipeline(RenderForm form)
{
int width = form.ClientSize.Width;
int height = form.ClientSize.Height;
viewport.Width = width;
viewport.Height = height;
viewport.MaxDepth = 1.0f;
scissorRect.Right = width;
scissorRect.Bottom = height;
#if DEBUG
// Enable the D3D12 debug layer.
{
DebugInterface.Get().EnableDebugLayer();
}
#endif
device = new Device(null, SharpDX.Direct3D.FeatureLevel.Level_11_0);
using (var factory = new Factory4())
{
// Describe and create the command queue.
CommandQueueDescription queueDesc = new CommandQueueDescription(CommandListType.Direct);
commandQueue = device.CreateCommandQueue(queueDesc);
// Describe and create the swap chain.
SwapChainDescription swapChainDesc = new SwapChainDescription()
{
BufferCount = FrameCount,
ModeDescription = new ModeDescription(width, height, new Rational(60, 1), Format.R8G8B8A8_UNorm),
Usage = Usage.RenderTargetOutput,
SwapEffect = SwapEffect.FlipDiscard,
OutputHandle = form.Handle,
//Flags = SwapChainFlags.None,
SampleDescription = new SampleDescription(1, 0),
IsWindowed = true
};
SwapChain tempSwapChain = new SwapChain(factory, commandQueue, swapChainDesc);
swapChain = tempSwapChain.QueryInterface <SwapChain3>();
tempSwapChain.Dispose();
frameIndex = swapChain.CurrentBackBufferIndex;
}
// Create descriptor heaps.
// Describe and create a render target view (RTV) descriptor heap.
DescriptorHeapDescription rtvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = FrameCount,
Flags = DescriptorHeapFlags.None,
Type = DescriptorHeapType.RenderTargetView
};
renderTargetViewHeap = device.CreateDescriptorHeap(rtvHeapDesc);
rtvDescriptorSize = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.RenderTargetView);
// Create frame resources.
CpuDescriptorHandle rtvHandle = renderTargetViewHeap.CPUDescriptorHandleForHeapStart;
for (int n = 0; n < FrameCount; n++)
{
renderTargets[n] = swapChain.GetBackBuffer <Resource>(n);
device.CreateRenderTargetView(renderTargets[n], null, rtvHandle);
rtvHandle += rtvDescriptorSize;
}
//create depth buffer;
DescriptorHeapDescription dsvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = FrameCount,
Flags = DescriptorHeapFlags.None,
Type = DescriptorHeapType.DepthStencilView
};
depthStencilViewHeap = device.CreateDescriptorHeap(dsvHeapDesc);
CpuDescriptorHandle dsvHandle = depthStencilViewHeap.CPUDescriptorHandleForHeapStart;
ClearValue depthOptimizedClearValue = new ClearValue()
{
Format = Format.D32_Float,
DepthStencil = new DepthStencilValue()
{
Depth = 1.0F, Stencil = 0
},
};
depthTarget = device.CreateCommittedResource(
new HeapProperties(HeapType.Default),
HeapFlags.None,
new ResourceDescription(ResourceDimension.Texture2D, 0, width, height, 1, 0, Format.D32_Float, 1, 0, TextureLayout.Unknown, ResourceFlags.AllowDepthStencil),
ResourceStates.DepthWrite, depthOptimizedClearValue);
var depthView = new DepthStencilViewDescription()
{
Format = Format.D32_Float,
Dimension = DepthStencilViewDimension.Texture2D,
Flags = DepthStencilViewFlags.None,
};
//bind depth buffer
device.CreateDepthStencilView(depthTarget, null, dsvHandle);
commandAllocator = device.CreateCommandAllocator(CommandListType.Direct);
bundleAllocator = device.CreateCommandAllocator(CommandListType.Bundle);
}
private void LoadPipeline()
{
viewport.Width = this.width;
viewport.Height = this.height;
viewport.MaxDepth = 1.0f;
scissorRect.Right = this.width;
scissorRect.Bottom = this.height;
#if DEBUG
// Enable the D3D12 debug layer.
{
DebugInterface.Get().EnableDebugLayer();
}
#endif
var fact = new SharpDX.DXGI.Factory1();
SharpDX.DXGI.Adapter adapter = fact.GetAdapter(1);
// create device
using (var defaultDevice = new Device(adapter, SharpDX.Direct3D.FeatureLevel.Level_12_1))
device = defaultDevice.QueryInterface <SharpDX.Direct3D12.Device2>();
using (var factory = new SharpDX.DXGI.Factory4())
{
// Describe and create the command queue.
var queueDesc = new CommandQueueDescription(CommandListType.Direct);
commandQueue = device.CreateCommandQueue(queueDesc);
// Describe and create the swap chain.
var swapChainDesc = new SharpDX.DXGI.SwapChainDescription1()
{
BufferCount = FrameCount,
Format = SharpDX.DXGI.Format.R8G8B8A8_UNorm,
Height = height,
Width = width,
SampleDescription = new SharpDX.DXGI.SampleDescription(1, 0),
Scaling = SharpDX.DXGI.Scaling.Stretch,
Stereo = false,
SwapEffect = SharpDX.DXGI.SwapEffect.FlipDiscard,
Usage = SharpDX.DXGI.Usage.RenderTargetOutput,
};
var tempSwapChain = new SharpDX.DXGI.SwapChain1(factory, commandQueue, ref swapChainDesc);
swapChain = tempSwapChain.QueryInterface <SharpDX.DXGI.SwapChain3>();
tempSwapChain.Dispose();
frameIndex = swapChain.CurrentBackBufferIndex;
using (SharpDX.DXGI.ISwapChainPanelNative nativeObject = ComObject.As <SharpDX.DXGI.ISwapChainPanelNative>(swapChainPanel))
nativeObject.SwapChain = swapChain;
}
// Create descriptor heaps.
// Describe and create a render target view (RTV) descriptor heap.
var rtvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = FrameCount,
Flags = DescriptorHeapFlags.None,
Type = DescriptorHeapType.RenderTargetView
};
renderTargetViewHeap = device.CreateDescriptorHeap(rtvHeapDesc);
rtvDescriptorSize = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.RenderTargetView);
// Create frame resources.
var rtvHandle = renderTargetViewHeap.CPUDescriptorHandleForHeapStart;
for (int n = 0; n < FrameCount; n++)
{
renderTargets[n] = swapChain.GetBackBuffer <Resource>(n);
device.CreateRenderTargetView(renderTargets[n], null, rtvHandle);
rtvHandle += rtvDescriptorSize;
}
commandAllocator = device.CreateCommandAllocator(CommandListType.Direct);
}
private void LoadPipeline(RenderForm form)
{
int width = form.ClientSize.Width;
int height = form.ClientSize.Height;
viewport.Width = width;
viewport.Height = height;
viewport.MaxDepth = 1.0f;
scissorRect.Right = width;
scissorRect.Bottom = height;
device = new Device(null, SharpDX.Direct3D.FeatureLevel.Level_11_0);
using (var factory = new Factory4())
{
var queueDesc = new CommandQueueDescription(CommandListType.Direct);
commandQueue = device.CreateCommandQueue(queueDesc);
var swapChainDesc = new SwapChainDescription()
{
BufferCount = FrameCount,
ModeDescription = new ModeDescription(width, height, new Rational(60, 1), Format.R8G8B8A8_UNorm),
Usage = Usage.RenderTargetOutput,
SwapEffect = SwapEffect.FlipDiscard,
OutputHandle = form.Handle,
SampleDescription = new SampleDescription(1, 0),
IsWindowed = true
};
var tempSwapChain = new SwapChain(factory, commandQueue, swapChainDesc);
swapChain = tempSwapChain.QueryInterface<SwapChain3>();
frameIndex = swapChain.CurrentBackBufferIndex;
}
var rtvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = FrameCount,
Flags = DescriptorHeapFlags.None,
Type = DescriptorHeapType.RenderTargetView
};
renderTargetViewHeap = device.CreateDescriptorHeap(rtvHeapDesc);
rtvDescriptorSize = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.RenderTargetView);
var srvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = 200,
Flags = DescriptorHeapFlags.ShaderVisible,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView
};
shaderRenderViewHeap = device.CreateDescriptorHeap(srvHeapDesc);
var terrainHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = 2,
Flags = DescriptorHeapFlags.ShaderVisible,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView
};
terrainHeap = device.CreateDescriptorHeap(terrainHeapDesc);
var meshCtrCbvDesc = new DescriptorHeapDescription()
{
DescriptorCount = 1,
Flags = DescriptorHeapFlags.ShaderVisible,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView
};
meshCtrBufferViewHeap = device.CreateDescriptorHeap(meshCtrCbvDesc);
var rtcHandle = renderTargetViewHeap.CPUDescriptorHandleForHeapStart;
for (int n = 0; n < FrameCount; n++)
{
renderTargets[n] = swapChain.GetBackBuffer<Resource>(n);
device.CreateRenderTargetView(renderTargets[n], null, rtcHandle);
rtcHandle += rtvDescriptorSize;
}
var svHeapDesc = new DescriptorHeapDescription()
{
Type = DescriptorHeapType.Sampler,
DescriptorCount = 1,
Flags = DescriptorHeapFlags.ShaderVisible,
NodeMask = 0
};
samplerViewHeap = device.CreateDescriptorHeap(svHeapDesc);
commandAllocator = device.CreateCommandAllocator(CommandListType.Direct);
}
private void BuildDescriptorHeaps()
{
// Offscreen RTV goes after the swap chain descriptors.
const int rtvOffset = SwapChainBufferCount;
const int srvCount = 3;
int waveSrvOffset = srvCount;
int sobelSrvOffset = waveSrvOffset + _waves.DescriptorCount;
int offscreenSrvOffset = sobelSrvOffset + _sobelFilter.DescriptorCount;
//
// Create the SRV heap.
//
var srvHeapDesc = new DescriptorHeapDescription
{
DescriptorCount = srvCount + _waves.DescriptorCount + _sobelFilter.DescriptorCount + 1, // Extra offscreen render target.
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView,
Flags = DescriptorHeapFlags.ShaderVisible
};
_srvDescriptorHeap = Device.CreateDescriptorHeap(srvHeapDesc);
_descriptorHeaps = new[] { _srvDescriptorHeap };
//
// Fill out the heap with actual descriptors.
//
CpuDescriptorHandle hDescriptor = _srvDescriptorHeap.CPUDescriptorHandleForHeapStart;
Resource[] tex2DList =
{
_textures["grassTex"].Resource,
_textures["waterTex"].Resource,
_textures["fenceTex"].Resource
};
var srvDesc = new ShaderResourceViewDescription
{
Shader4ComponentMapping = D3DUtil.DefaultShader4ComponentMapping,
Dimension = ShaderResourceViewDimension.Texture2D,
Texture2D = new ShaderResourceViewDescription.Texture2DResource
{
MostDetailedMip = 0,
MipLevels = -1,
}
};
foreach (Resource tex2D in tex2DList)
{
srvDesc.Format = tex2D.Description.Format;
Device.CreateShaderResourceView(tex2D, srvDesc, hDescriptor);
// Next descriptor.
hDescriptor += CbvSrvUavDescriptorSize;
}
CpuDescriptorHandle srvCpuStart = _srvDescriptorHeap.CPUDescriptorHandleForHeapStart;
GpuDescriptorHandle srvGpuStart = _srvDescriptorHeap.GPUDescriptorHandleForHeapStart;
CpuDescriptorHandle rtvCpuStart = RtvHeap.CPUDescriptorHandleForHeapStart;
_waves.BuildDescriptors(
_srvDescriptorHeap.CPUDescriptorHandleForHeapStart + waveSrvOffset * CbvSrvUavDescriptorSize,
_srvDescriptorHeap.GPUDescriptorHandleForHeapStart + waveSrvOffset * CbvSrvUavDescriptorSize,
CbvSrvUavDescriptorSize);
_sobelFilter.BuildDescriptors(
srvCpuStart + sobelSrvOffset * CbvSrvUavDescriptorSize,
srvGpuStart + sobelSrvOffset * CbvSrvUavDescriptorSize,
CbvSrvUavDescriptorSize);
_offscreenRT.BuildDescriptors(
srvCpuStart + offscreenSrvOffset * CbvSrvUavDescriptorSize,
srvGpuStart + offscreenSrvOffset * CbvSrvUavDescriptorSize,
rtvCpuStart + rtvOffset * RtvDescriptorSize);
}
//创建设备
private void LoadPipeline(SharpDX.Windows.RenderForm form)
{
width = form.ClientSize.Width;
height = form.ClientSize.Height;
//创建视口
viewPort = new ViewportF(0, 0, width, height);
//创建裁剪矩形
scissorRectangle = new Rectangle(0, 0, width, height);
#if DEBUG
//启用调试层
{
DebugInterface.Get().EnableDebugLayer();
}
#endif
device = new Device(null, SharpDX.Direct3D.FeatureLevel.Level_11_0);
//工厂化
using (var factory = new Factory4())
{
//创建命令队列
CommandQueueDescription queueDesc = new CommandQueueDescription(CommandListType.Direct);
commandQueue = device.CreateCommandQueue(queueDesc);
//创建交换链
SwapChainDescription swapChainDesc = new SwapChainDescription()
{
BufferCount = FrameCount,
ModeDescription = new ModeDescription(
width, height, //缓存大小，一般与窗口大小相同
new Rational(60, 1), //刷新率，60hz
Format.R8G8B8A8_UNorm), //像素格式，8位RGBA格式
Usage = Usage.RenderTargetOutput, //CPU访问缓冲权限
SwapEffect = SwapEffect.FlipDiscard, //描述处理曲面后的缓冲区内容
OutputHandle = form.Handle, //获取渲染窗口句柄
Flags = SwapChainFlags.None, //描述交换链的行为
SampleDescription = new SampleDescription(1, 0), //一重采样
IsWindowed = true //true为窗口显示，false为全屏显示
};
//创建交换链
SwapChain tempSwapChain = new SwapChain(factory, commandQueue, swapChainDesc);
swapChain = tempSwapChain.QueryInterface <SwapChain3>();
tempSwapChain.Dispose();
frameIndex = swapChain.CurrentBackBufferIndex;//获取交换链的当前缓冲区的索引
}
//创建描述符堆
//创建一个渲染目标视图（RTV）的描述符堆
DescriptorHeapDescription rtvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = FrameCount, //堆中的描述符数
Flags = DescriptorHeapFlags.None, //结果值指定符堆，None表示堆的默认用法
Type = DescriptorHeapType.RenderTargetView //堆中的描述符类型
};
renderTargetViewHeap = device.CreateDescriptorHeap(rtvHeapDesc);
//获取给定类型的描述符堆的句柄增量的大小，将句柄按正确的数量递增到描述符数组中
rtvDescriptorSize = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.RenderTargetView);
//创建一个CBV的描述符堆
var cbvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = 1,
Flags = DescriptorHeapFlags.ShaderVisible,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView
};
constantBufferViewHeap = device.CreateDescriptorHeap(cbvHeapDesc);
//创建一个SRV的描述符堆
var srvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = 1,
Flags = DescriptorHeapFlags.ShaderVisible,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView
};
shaderRenderViewHeap = device.CreateDescriptorHeap(srvHeapDesc);
srvDescriptorSize = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView);
//构建资源描述符来填充描述符堆
//获取指向描述符堆起始处的指针
CpuDescriptorHandle srvHandle = shaderRenderViewHeap.CPUDescriptorHandleForHeapStart;
//创建渲染目标视图
//获取堆中起始的CPU描述符句柄，for循环为交换链中的每一个缓冲区都创建了一个RTV(渲染目标视图)
CpuDescriptorHandle rtvHandle = renderTargetViewHeap.CPUDescriptorHandleForHeapStart;
for (int n = 0; n < FrameCount; n++)
{
//获得交换链的第n个缓冲区
renderTargets[n] = swapChain.GetBackBuffer <Resource>(n);
device.CreateRenderTargetView(
renderTargets[n], //指向渲染目标对象的指针
null, //指向描述渲染目标视图结构的指针
rtvHandle); //CPU描述符句柄，表示渲染目标视图的堆的开始
rtvHandle += rtvDescriptorSize;
}
//创建命令分配器对象
commandAllocator = device.CreateCommandAllocator(CommandListType.Direct);
bundleAllocator = device.CreateCommandAllocator(CommandListType.Bundle);
}
private void LoadPipeline(RenderForm form)
{
int width = form.ClientSize.Width;
int height = form.ClientSize.Height;
viewport.Width = width;
viewport.Height = height;
viewport.MaxDepth = 1.0f;
scissorRect.Right = width;
scissorRect.Bottom = height;
#if DEBUG
// Enable the D3D12 debug layer.
{
DebugInterface.Get().EnableDebugLayer();
}
#endif
device = new Device(null, SharpDX.Direct3D.FeatureLevel.Level_11_0);
using (var factory = new Factory4())
{
// Describe and create the command queue.
var queueDesc = new CommandQueueDescription(CommandListType.Direct);
commandQueue = device.CreateCommandQueue(queueDesc);
// Describe and create the swap chain.
var swapChainDesc = new SwapChainDescription()
{
BufferCount = FrameCount,
ModeDescription = new ModeDescription(width, height, new Rational(60, 1), Format.R8G8B8A8_UNorm),
Usage = Usage.RenderTargetOutput,
SwapEffect = SwapEffect.FlipDiscard,
OutputHandle = form.Handle,
//Flags = SwapChainFlags.None,
SampleDescription = new SampleDescription(1, 0),
IsWindowed = true
};
var tempSwapChain = new SwapChain(factory, commandQueue, swapChainDesc);
swapChain = tempSwapChain.QueryInterface <SwapChain3>();
tempSwapChain.Dispose();
frameIndex = swapChain.CurrentBackBufferIndex;
}
// Create descriptor heaps.
// Describe and create a render target view (RTV) descriptor heap.
var rtvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = FrameCount,
Flags = DescriptorHeapFlags.None,
Type = DescriptorHeapType.RenderTargetView
};
renderTargetViewHeap = device.CreateDescriptorHeap(rtvHeapDesc);
rtvDescriptorSize = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.RenderTargetView);
// Create frame resources.
var rtvHandle = renderTargetViewHeap.CPUDescriptorHandleForHeapStart;
for (int n = 0; n < FrameCount; n++)
{
renderTargets[n] = swapChain.GetBackBuffer <Resource>(n);
device.CreateRenderTargetView(renderTargets[n], null, rtvHandle);
rtvHandle += rtvDescriptorSize;
}
commandAllocator = device.CreateCommandAllocator(CommandListType.Direct);
}
private void LoadPipeline(RenderForm form)
{
int width = form.ClientSize.Width;
int height = form.ClientSize.Height;
viewport.Width = width;
viewport.Height = height;
viewport.MaxDepth = 1.0f;
scissorRect.Right = width;
scissorRect.Bottom = height;
#if DEBUG
// Enable the D3D12 debug layer.
{
DebugInterface.Get().EnableDebugLayer();
}
#endif
device = new Device(null, SharpDX.Direct3D.FeatureLevel.Level_11_0);
using (var factory = new Factory4())
{
// Describe and create the command queue.
CommandQueueDescription queueDesc = new CommandQueueDescription(CommandListType.Direct);
commandQueue = device.CreateCommandQueue(queueDesc);
// Describe and create the swap chain.
SwapChainDescription swapChainDesc = new SwapChainDescription()
{
BufferCount = FrameCount,
ModeDescription = new ModeDescription(width, height, new Rational(60, 1), Format.R8G8B8A8_UNorm),
Usage = Usage.RenderTargetOutput,
SwapEffect = SwapEffect.FlipDiscard,
OutputHandle = form.Handle,
//Flags = SwapChainFlags.None,
SampleDescription = new SampleDescription(1, 0),
IsWindowed = true
};
SwapChain tempSwapChain = new SwapChain(factory, commandQueue, swapChainDesc);
swapChain = tempSwapChain.QueryInterface<SwapChain3>();
tempSwapChain.Dispose();
frameIndex = swapChain.CurrentBackBufferIndex;
}
// Create descriptor heaps.
// Describe and create a render target view (RTV) descriptor heap.
DescriptorHeapDescription rtvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = FrameCount,
Flags = DescriptorHeapFlags.None,
Type = DescriptorHeapType.RenderTargetView
};
renderTargetViewHeap = device.CreateDescriptorHeap(rtvHeapDesc);
DescriptorHeapDescription srvHeapDesc = new DescriptorHeapDescription()
{
DescriptorCount = 1,
Flags = DescriptorHeapFlags.ShaderVisible,
Type = DescriptorHeapType.ConstantBufferViewShaderResourceViewUnorderedAccessView
};
shaderRenderViewHeap = device.CreateDescriptorHeap(srvHeapDesc);
rtvDescriptorSize = device.GetDescriptorHandleIncrementSize(DescriptorHeapType.RenderTargetView);
// Create frame resources.
CpuDescriptorHandle rtvHandle = renderTargetViewHeap.CPUDescriptorHandleForHeapStart;
for (int n = 0; n < FrameCount; n++)
{
renderTargets[n] = swapChain.GetBackBuffer<Resource>(n);
device.CreateRenderTargetView(renderTargets[n], null, rtvHandle);
rtvHandle += rtvDescriptorSize;
}
commandAllocator = device.CreateCommandAllocator(CommandListType.Direct);
}
private void BuildDepthBuffer()
{
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;
}
