// Zavedenie zdrojov
public void LoadResources(DX11.Device device)
{
Vertex[] vertices;
short[] indices;
if (telesoObjektu.Equals("Ihlan"))
{
//Ihlan - pyramid
vertices = new Vertex[]
{
new Vertex(new Vector3(-1, -1, 1), Color.Red.ToArgb()),
new Vertex(new Vector3(1, -1, 1), Color.LightBlue.ToArgb()),
new Vertex(new Vector3(-1, -1, -1), Color.LightCyan.ToArgb()),
new Vertex(new Vector3(1, -1, -1), Color.CadetBlue.ToArgb()),
new Vertex(new Vector3(0, 2, 0), Color.Yellow.ToArgb()),
};
indices = new short[]
{
//Podstava
0, 2, 1,
1, 2, 3,
//Steny
0, 1, 4,
1, 3, 4,
3, 2, 4,
2, 0, 4
};
}
else
{
//Kocka - box
vertices = new Vertex[] //Matica 8 vrcholov
{
new Vertex(new Vector3(-1, -1, -1), Color.Red.ToArgb()),
new Vertex(new Vector3(1, -1, -1), Color.LightBlue.ToArgb()),
new Vertex(new Vector3(1, -1, 1), Color.LightCyan.ToArgb()),
new Vertex(new Vector3(-1, -1, 1), Color.CadetBlue.ToArgb()),
new Vertex(new Vector3(-1, 1, -1), Color.Red.ToArgb()),
new Vertex(new Vector3(1, 1, -1), Color.Orange.ToArgb()),
new Vertex(new Vector3(1, 1, 1), Color.Goldenrod.ToArgb()),
new Vertex(new Vector3(-1, 1, 1), Color.Yellow.ToArgb())
};
indices = new short[] //Matica 36 indexov
{
4, 1, 0, 4, 5, 1, //Stena 1 ...
5, 2, 1, 5, 6, 2,
6, 3, 2, 6, 7, 3,
7, 0, 3, 7, 4, 0,
7, 5, 4, 7, 6, 5,
2, 3, 0, 2, 0, 1
};
}
DataStream outStream = new DataStream(8 * Marshal.SizeOf(typeof(Vertex)), true, true); //Inicializácia objektu typu DataStream pre vertex buffer
DataStream outStreamIndex = new DataStream(36 * Marshal.SizeOf(typeof(short)), true, true); //Index buffer
for (int loop = 0; loop < vertices.Length; loop++) //Načítanie hodnôt
{
outStream.Write <Vertex>(vertices[loop]);
}
for (int loop = 0; loop < indices.Length; loop++) //Načítanie hodnôt
{
outStreamIndex.Write <short>(indices[loop]);
}
outStream.Position = 0; //Nastavenie polohy
outStreamIndex.Position = 0;
DX11.BufferDescription bufferDescription = new DX11.BufferDescription();
bufferDescription.BindFlags = DX11.BindFlags.VertexBuffer;
bufferDescription.CpuAccessFlags = DX11.CpuAccessFlags.None;
bufferDescription.OptionFlags = DX11.ResourceOptionFlags.None;
bufferDescription.SizeInBytes = 8 * Marshal.SizeOf(typeof(Vertex));
bufferDescription.Usage = DX11.ResourceUsage.Default;
DX11.BufferDescription bufferDescriptionIndex = new DX11.BufferDescription();
bufferDescriptionIndex.BindFlags = DX11.BindFlags.IndexBuffer;
bufferDescriptionIndex.CpuAccessFlags = DX11.CpuAccessFlags.None;
bufferDescriptionIndex.OptionFlags = DX11.ResourceOptionFlags.None;
bufferDescriptionIndex.SizeInBytes = 36 * Marshal.SizeOf(typeof(short));
bufferDescriptionIndex.Usage = DX11.ResourceUsage.Default;
m_vertexBuffer = new DX11.Buffer(device, outStream, bufferDescription); //Inicializácia pre vertex buffer
m_indexBuffer = new DX11.Buffer(device, outStreamIndex, bufferDescriptionIndex); //Index buffer
outStream.Close();
outStreamIndex.Close();
//Preloženie efektového súboru (HLSL) a priradenie objektu m_ShaderByteCode
D3DCompiler.ShaderBytecode m_shaderByteCode =
D3DCompiler.ShaderBytecode.CompileFromFile("Shader1.fx",
"fx_5_0",
D3DCompiler.ShaderFlags.None,
D3DCompiler.EffectFlags.None);
m_effect = new DX11.Effect(device, m_shaderByteCode); //Objekt pre správu množiny stavovývh objektov, zdrojov a šejdrov pre implementáciu D3D renderovacieho efektu
m_effectTechnique = m_effect.GetTechniqueByIndex(0); //Získať techniku cez index
m_effectPass = m_effectTechnique.GetPassByIndex(0); //Získať prechod cez index
m_transformVariable = m_effect.GetVariableByName("WorldViewProj").AsMatrix(); //Získanie premennej cez meno
DX11.InputElement[] m_inputElements = new DX11.InputElement[] //Parameter pre metódu InputLayout
{
new DX11.InputElement("POSITION", 0, SlimDX.DXGI.Format.R32G32B32_Float, 0, 0),
new DX11.InputElement("COLOR", 0, SlimDX.DXGI.Format.R8G8B8A8_UNorm, 12, 0)
};
m_vertexLayout = new DX11.InputLayout(device, m_effectPass.Description.Signature, m_inputElements); //Vytvorenie objektu pre opis vstupu pre "Input assembler stage"
}
static void Main(string[] args)
{
const int elementCount = 16;
const int bufferSizeInBytes = elementCount * sizeof(float);
D3D.Device device = new D3D.Device(D3D.DriverType.Hardware, D3D.DeviceCreationFlags.Debug);
// The input to the computation will be a constant buffer containing
// integers (in floating point representation) from 1 to numberOfElements,
// inclusive. The compute shader itself will double these values and write
// them to the output buffer.
D3D.BufferDescription inputBufferDescription = new D3D.BufferDescription
{
BindFlags = D3D.BindFlags.ConstantBuffer,
CpuAccessFlags = D3D.CpuAccessFlags.Write,
OptionFlags = D3D.ResourceOptionFlags.None,
SizeInBytes = bufferSizeInBytes,
StructureByteStride = sizeof(float),
Usage = D3D.ResourceUsage.Dynamic,
};
D3D.Buffer inputBuffer = new D3D.Buffer(device, inputBufferDescription);
DataBox input = device.ImmediateContext.MapSubresource(inputBuffer, 0, bufferSizeInBytes, D3D.MapMode.WriteDiscard, D3D.MapFlags.None);
for (int value = 1; value <= elementCount; ++value)
input.Data.Write((float)value);
device.ImmediateContext.UnmapSubresource(inputBuffer, 0);
// A staging buffer is used to copy data between the CPU and GPU; the output
// buffer (which gets the computation results) cannot be mapped directly.
D3D.BufferDescription stagingBufferDescription = new D3D.BufferDescription
{
BindFlags = D3D.BindFlags.None,
CpuAccessFlags = D3D.CpuAccessFlags.Read,
OptionFlags = D3D.ResourceOptionFlags.StructuredBuffer,
SizeInBytes = bufferSizeInBytes,
StructureByteStride = sizeof(float),
Usage = D3D.ResourceUsage.Staging,
};
D3D.Buffer stagingBuffer = new D3D.Buffer(device, stagingBufferDescription);
// The output buffer itself, and the view required to bind it to the pipeline.
D3D.BufferDescription outputBufferDescription = new D3D.BufferDescription
{
BindFlags = D3D.BindFlags.UnorderedAccess | D3D.BindFlags.ShaderResource,
OptionFlags = D3D.ResourceOptionFlags.StructuredBuffer,
SizeInBytes = bufferSizeInBytes,
StructureByteStride = sizeof(float),
Usage = D3D.ResourceUsage.Default,
};
D3D.Buffer outputBuffer = new D3D.Buffer(device, outputBufferDescription);
D3D.UnorderedAccessViewDescription outputViewDescription = new D3D.UnorderedAccessViewDescription
{
ElementCount = elementCount,
Format = DXGI.Format.Unknown,
Dimension = D3D.UnorderedAccessViewDimension.Buffer
};
D3D.UnorderedAccessView outputView = new D3D.UnorderedAccessView(device, outputBuffer, outputViewDescription);
// Compile the shader.
ShaderBytecode computeShaderCode = ShaderBytecode.CompileFromFile("BasicComputeShader.hlsl", "main", "cs_4_0", ShaderFlags.None, EffectFlags.None);
D3D.ComputeShader computeShader = new D3D.ComputeShader(device, computeShaderCode);
device.ImmediateContext.ComputeShader.Set(computeShader);
device.ImmediateContext.ComputeShader.SetUnorderedAccessView(outputView, 0);
device.ImmediateContext.ComputeShader.SetConstantBuffer(inputBuffer, 0);
// Compute shaders execute on multiple threads at the same time. Those execution
// threads are grouped; Dispatch() indicates how many groups in the X, Y and Z
// dimension will be utilized. The shader itself specified how many threads per
// group (also in X, Y and Z dimensions) to use via the [numthreads] attribute.
// In this sample, one thread group will be used with 16 threads, each thread
// will process one element of the input data.
device.ImmediateContext.Dispatch(1, 1, 1);
device.ImmediateContext.CopyResource(outputBuffer, stagingBuffer);
DataBox output = device.ImmediateContext.MapSubresource(stagingBuffer, 0, sizeof(float) * elementCount, D3D.MapMode.Read, D3D.MapFlags.None);
Console.Write("Results:");
for (int index = 0; index < elementCount; ++index)
Console.Write(" {0}", output.Data.Read<float>());
device.ImmediateContext.UnmapSubresource(outputBuffer, 0);
Console.WriteLine();
computeShader.Dispose();
outputView.Dispose();
outputBuffer.Dispose();
stagingBuffer.Dispose();
inputBuffer.Dispose();
device.Dispose();
}
// Renders a box of the given points
public void renderBox(Point min, Point max, Color c)
{
// Variables
Vertex[] vertices= new Vertex[] {
new Vertex(new Point(min.x, max.y, min.z)), // A : 0
new Vertex(new Point(max.x, max.y, min.z)), // B : 1
new Vertex(new Point(max.x, min.y, min.z)), // C : 2
new Vertex(new Point(min.x, min.y, min.z)), // D : 3
new Vertex(new Point(min.x, max.y, max.z)), // E : 4
new Vertex(new Point(max.x, max.y, max.z)), // F : 5
new Vertex(new Point(max.x, min.y, max.z)), // G : 6
new Vertex(new Point(min.x, min.y, max.z)) // H : 7
};
DX3D.BufferDescription vbd= new DX3D.BufferDescription(
Vertex.stride*vertices.Length,
DX3D.ResourceUsage.Immutable,
DX3D.BindFlags.VertexBuffer,
DX3D.CpuAccessFlags.None,
DX3D.ResourceOptionFlags.None,
0
);
DX3D.BufferDescription ibd;
uint[] indices= new uint[0];
vbuffer= new DX3D.Buffer(
dxg.device,
new DX.DataStream(
vertices,
true,
false
),
vbd
);
if(renderType== RenderType.FILL)
{
indices= new uint[] {
0, 1, 2, // ABC
0, 2, 3, // ACD
4, 5, 6, // EFG
4, 6, 7, // AGH
0, 4, 5, // AEF
0, 5, 1, // AFB
1, 5, 6, // BFG
1, 6, 2, // BGC
2, 6, 7, // CGH
2, 7, 3, // CHD
3, 7, 4, // DHE
3, 4, 0 // DEA
};
}
ibd= new DX3D.BufferDescription(
sizeof(uint)*indices.Length,
DX3D.ResourceUsage.Immutable,
DX3D.BindFlags.IndexBuffer,
DX3D.CpuAccessFlags.None,
DX3D.ResourceOptionFlags.None,
0
);
ibuffer= new DX3D.Buffer(
dxg.device,
new DX.DataStream(
indices,
false,
false
),
ibd
);
layout= new DX3D.InputLayout(dxg.device, null, new DX3D.InputLayout[] {
});
}
static void Main(string[] args)
{
const int elementCount = 16;
const int bufferSizeInBytes = elementCount * sizeof(float);
D3D.Device device = new D3D.Device(D3D.DriverType.Hardware, D3D.DeviceCreationFlags.Debug);
// The input to the computation will be a constant buffer containing
// integers (in floating point representation) from 1 to numberOfElements,
// inclusive. The compute shader itself will double these values and write
// them to the output buffer.
D3D.BufferDescription inputBufferDescription = new D3D.BufferDescription
{
BindFlags = D3D.BindFlags.ConstantBuffer,
CpuAccessFlags = D3D.CpuAccessFlags.Write,
OptionFlags = D3D.ResourceOptionFlags.None,
SizeInBytes = bufferSizeInBytes,
StructureByteStride = sizeof(float),
Usage = D3D.ResourceUsage.Dynamic,
};
D3D.Buffer inputBuffer = new D3D.Buffer(device, inputBufferDescription);
DataBox input = device.ImmediateContext.MapSubresource(inputBuffer, D3D.MapMode.WriteDiscard, D3D.MapFlags.None);
for (int value = 1; value <= elementCount; ++value)
{
input.Data.Write((float)value);
}
device.ImmediateContext.UnmapSubresource(inputBuffer, 0);
// A staging buffer is used to copy data between the CPU and GPU; the output
// buffer (which gets the computation results) cannot be mapped directly.
D3D.BufferDescription stagingBufferDescription = new D3D.BufferDescription
{
BindFlags = D3D.BindFlags.None,
CpuAccessFlags = D3D.CpuAccessFlags.Read,
OptionFlags = D3D.ResourceOptionFlags.StructuredBuffer,
SizeInBytes = bufferSizeInBytes,
StructureByteStride = sizeof(float),
Usage = D3D.ResourceUsage.Staging,
};
D3D.Buffer stagingBuffer = new D3D.Buffer(device, stagingBufferDescription);
// The output buffer itself, and the view required to bind it to the pipeline.
D3D.BufferDescription outputBufferDescription = new D3D.BufferDescription
{
BindFlags = D3D.BindFlags.UnorderedAccess | D3D.BindFlags.ShaderResource,
OptionFlags = D3D.ResourceOptionFlags.StructuredBuffer,
SizeInBytes = bufferSizeInBytes,
StructureByteStride = sizeof(float),
Usage = D3D.ResourceUsage.Default,
};
D3D.Buffer outputBuffer = new D3D.Buffer(device, outputBufferDescription);
D3D.UnorderedAccessViewDescription outputViewDescription = new D3D.UnorderedAccessViewDescription
{
ElementCount = elementCount,
Format = DXGI.Format.Unknown,
Dimension = D3D.UnorderedAccessViewDimension.Buffer
};
D3D.UnorderedAccessView outputView = new D3D.UnorderedAccessView(device, outputBuffer, outputViewDescription);
// Compile the shader.
ShaderBytecode computeShaderCode = ShaderBytecode.CompileFromFile("BasicComputeShader.hlsl", "main", "cs_4_0", ShaderFlags.None, EffectFlags.None);
D3D.ComputeShader computeShader = new D3D.ComputeShader(device, computeShaderCode);
device.ImmediateContext.ComputeShader.Set(computeShader);
device.ImmediateContext.ComputeShader.SetUnorderedAccessView(outputView, 0);
device.ImmediateContext.ComputeShader.SetConstantBuffer(inputBuffer, 0);
// Compute shaders execute on multiple threads at the same time. Those execution
// threads are grouped; Dispatch() indicates how many groups in the X, Y and Z
// dimension will be utilized. The shader itself specified how many threads per
// group (also in X, Y and Z dimensions) to use via the [numthreads] attribute.
// In this sample, one thread group will be used with 16 threads, each thread
// will process one element of the input data.
device.ImmediateContext.Dispatch(1, 1, 1);
device.ImmediateContext.CopyResource(outputBuffer, stagingBuffer);
DataBox output = device.ImmediateContext.MapSubresource(stagingBuffer, D3D.MapMode.Read, D3D.MapFlags.None);
Console.Write("Results:");
for (int index = 0; index < elementCount; ++index)
{
Console.Write(" {0}", output.Data.Read <float>());
}
device.ImmediateContext.UnmapSubresource(outputBuffer, 0);
Console.WriteLine();
computeShader.Dispose();
outputView.Dispose();
outputBuffer.Dispose();
stagingBuffer.Dispose();
inputBuffer.Dispose();
device.Dispose();
}
public void Evaluate(int SpreadMax)
{
if (this.FBufferIn.IsConnected)
{
if (this.RenderRequest != null)
{
this.RenderRequest(this, this.FHost);
}
if (this.AssignedContext == null)
{
this.SetNull(); return;
}
this.FPointer.SliceCount = SpreadMax;
DX11RenderContext context = this.AssignedContext;
try
{
if (this.FBufferIn[0].Contains(context))
{
var inputBuffer = this.FBufferIn[0][context].Buffer;
if (this.currentBuffer != null)
{
if (this.currentDescription != inputBuffer.Description)
{
this.currentBuffer.Dispose();
this.currentBuffer = null;
this.sharedResource.Dispose();
this.sharedResource = null;
}
}
//As it can come from dynamic, make sure to allow share put in default pool and deny cpu access
if (this.currentBuffer == null)
{
var desc = inputBuffer.Description;
desc.BindFlags = BindFlags.ShaderResource; //This is important, as resource needs read access later on, it's not only a copy, if not set other side will not be able to create srv
desc.OptionFlags |= ResourceOptionFlags.Shared;
desc.Usage = ResourceUsage.Default;
desc.CpuAccessFlags = CpuAccessFlags.None;
this.currentBuffer = new SlimDX.Direct3D11.Buffer(context.Device, desc);
this.sharedResource = new SlimDX.DXGI.Resource(this.currentBuffer);
this.currentDescription = inputBuffer.Description;
this.FPointer[0] = this.sharedResource.SharedHandle.ToString();
}
this.AssignedContext.CurrentDeviceContext.CopyResource(inputBuffer, this.currentBuffer);
if (this.flush[0])
{
this.AssignedContext.CurrentDeviceContext.Flush();
}
}
else
{
this.SetDefault(0);
}
}
catch
{
this.SetDefault(0);
}
}
else
{
this.SetNull();
}
}
