public ConstantBuffer(DxDevice device, int size)
{
this.device = device;
size = ((size + 15) / 16) * 16;
BufferDescription bd = new BufferDescription()
{
BindFlags = BindFlags.ConstantBuffer,
CpuAccessFlags = CpuAccessFlags.Write,
OptionFlags = ResourceOptionFlags.None,
SizeInBytes = Math.Max(size, 16),
Usage = ResourceUsage.Dynamic
};
this.Buffer = new SharpDX.Direct3D11.Buffer(device.Device, bd);
}
public static DX11Texture2D LoadFromMemory(DxDevice device, IntPtr dataPointer, int dataLength)
{
IntPtr resource;
NativeMethods.LoadTextureFromMemory(device.Device.NativePointer, dataPointer, dataLength, out resource);
if (resource != IntPtr.Zero)
{
Texture2D texture = Texture2D.FromPointer <Texture2D>(resource);
ShaderResourceView srv = new ShaderResourceView(device, texture);
return(DX11Texture2D.FromReference(device, texture, srv));
}
else
{
throw new Exception("Failed to load texture");
}
}
public DxMipSliceRenderTarget(DxDevice device, IDxTexture3D texture, int mipindex, int w, int h, int d)
{
this.device = device;
RenderTargetViewDescription rtd = new RenderTargetViewDescription()
{
Dimension = RenderTargetViewDimension.Texture3D,
Format = texture.Format,
Texture3D = new RenderTargetViewDescription.Texture3DResource()
{
MipSlice = mipindex
}
};
ShaderResourceViewDescription srvd = new ShaderResourceViewDescription()
{
Dimension = ShaderResourceViewDimension.Texture3D,
Format = texture.Format,
Texture3D = new ShaderResourceViewDescription.Texture3DResource()
{
MipLevels = 1,
MostDetailedMip = mipindex
}
};
UnorderedAccessViewDescription uavd = new UnorderedAccessViewDescription()
{
Dimension = UnorderedAccessViewDimension.Texture3D,
Format = texture.Format,
Texture3D = new UnorderedAccessViewDescription.Texture3DResource()
{
FirstWSlice = 0,
MipSlice = mipindex,
WSize = d
}
};
this.RenderView = new RenderTargetView(device.Device, texture.Texture, rtd);
this.ShaderView = new ShaderResourceView(device.Device, texture.Texture, srvd);
this.UnorderedView = new UnorderedAccessView(device.Device, texture.Texture, uavd);
this.Width = w;
this.Height = h;
this.Depth = d;
}
public TimeStampQuery(DxDevice device)
{
this.device = device;
QueryDescription qd = new QueryDescription();
qd.Type = QueryType.Timestamp;
qd.Flags = QueryFlags.None;
this.tstart = new Query(device.Device, qd);
this.tend = new Query(device.Device, qd);
QueryDescription qdd = new QueryDescription();
qdd.Type = QueryType.TimestampDisjoint;
qdd.Flags = QueryFlags.None;
this.tsdis = new Query(device.Device, qdd);
}
public static DX11Texture2D LoadFromFile(DxDevice device, string path, bool mips = true)
{
IntPtr resource;
int levels = mips ? 0 : 1;
NativeMethods.LoadTextureFromFile(device.Device.NativePointer, path, out resource, levels);
if (resource != IntPtr.Zero)
{
Texture2D texture = Texture2D.FromPointer <Texture2D>(resource);
ShaderResourceView srv = new ShaderResourceView(device, texture);
return(DX11Texture2D.FromReference(device, texture, srv));
}
else
{
throw new Exception("Failed to load texture");
}
}
public static DX11RenderTarget2D CreateTiled(DxDevice device, int w, int h, Format format, int mipLevels = 1)
{
var texBufferDesc = new Texture2DDescription
{
ArraySize = 1,
BindFlags = BindFlags.RenderTarget | BindFlags.ShaderResource | BindFlags.UnorderedAccess,
CpuAccessFlags = CpuAccessFlags.None,
Format = format,
Height = h,
Width = w,
OptionFlags = ResourceOptionFlags.Tiled,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default,
MipLevels = mipLevels
};
return(new DX11RenderTarget2D(device, texBufferDesc));
}
public DX11TextureCube(DxDevice device, Texture2D texture)
{
this.Texture = texture;
this.description = this.Texture.Description;
ShaderResourceViewDescription srvd = new ShaderResourceViewDescription()
{
Dimension = ShaderResourceViewDimension.TextureCube,
Format = this.Texture.Description.Format,
TextureCube = new ShaderResourceViewDescription.TextureCubeResource()
{
MipLevels = this.Texture.Description.MipLevels,
MostDetailedMip = 0
}
};
this.ShaderView = new ShaderResourceView(device, this.Texture, srvd);
}
protected DX11VertexBuffer(DxDevice device, int verticescount, int vertexsize, BufferDescription desc, DataStream initial = null)
{
this.device = device;
this.VertexSize = vertexsize;
this.VerticesCount = verticescount;
if (initial != null)
{
initial.Position = 0;
this.Buffer = new SharpDX.Direct3D11.Buffer(device.Device, initial, desc);
}
else
{
this.Buffer = new SharpDX.Direct3D11.Buffer(device.Device, desc);
}
this.desc = this.Buffer.Description;
}
public DX11RenderTarget2D(DxDevice device, int w, int h, SampleDescription sd, Format format, bool genMipMaps, int mmLevels, bool allowUAV)
{
this.device = device;
var texBufferDesc = new Texture2DDescription
{
ArraySize = 1,
BindFlags = BindFlags.RenderTarget | BindFlags.ShaderResource,
CpuAccessFlags = CpuAccessFlags.None,
Format = format,
Height = h,
Width = w,
OptionFlags = ResourceOptionFlags.None,
SampleDescription = sd,
Usage = ResourceUsage.Default,
};
if (sd.Count == 1 && allowUAV)
{
texBufferDesc.BindFlags |= BindFlags.UnorderedAccess;
}
if (genMipMaps && sd.Count == 1)
{
texBufferDesc.OptionFlags |= ResourceOptionFlags.GenerateMipMaps;
texBufferDesc.MipLevels = mmLevels;
}
else
{
//Make sure we enforce 1 here, as we dont generate
texBufferDesc.MipLevels = 1;
}
this.Texture = new Texture2D(device.Device, texBufferDesc);
this.resourceDesc = this.Texture.Description;
this.RenderView = new RenderTargetView(device.Device, this.Texture);
this.ShaderView = new ShaderResourceView(device.Device, this.Texture);
if (sd.Count == 1 && allowUAV)
{
this.UnorderedView = new UnorderedAccessView(device.Device, this.Texture);
}
}
public static DX11VertexBuffer CreateImmutable(DxDevice device, int verticesCount, int vertexSize, DataStream initial, bool allowRawView = false)
{
BufferDescription bd = new BufferDescription()
{
BindFlags = BindFlags.VertexBuffer,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None,
SizeInBytes = vertexSize * verticesCount,
Usage = ResourceUsage.Immutable
};
if (allowRawView)
{
bd.BindFlags |= BindFlags.ShaderResource;
bd.OptionFlags = ResourceOptionFlags.BufferAllowRawViews;
}
return(new DX11VertexBuffer(device, verticesCount, vertexSize, bd, initial));
}
public DX11SliceRenderTarget(DxDevice device, IDxTexture2D texture, int sliceindex)
{
this.device = device;
this.parent = texture;
RenderTargetViewDescription rtd = new RenderTargetViewDescription()
{
Dimension = RenderTargetViewDimension.Texture2DArray,
Format = texture.Format,
Texture2DArray = new RenderTargetViewDescription.Texture2DArrayResource()
{
ArraySize = 1,
MipSlice = 0,
FirstArraySlice = sliceindex
}
};
this.RenderView = new RenderTargetView(device.Device, this.parent.Texture, rtd);
}
public DX11SliceDepthStencil(DxDevice device, IDxTexture2D texture, int sliceindex, eDepthFormat depthformat)
{
this.device = device;
this.parent = texture;
DepthStencilViewDescription dsvd = new DepthStencilViewDescription()
{
Format = depthformat.GetDepthFormat(),
Dimension = DepthStencilViewDimension.Texture2DArray,
Texture2DArray = new DepthStencilViewDescription.Texture2DArrayResource()
{
ArraySize = 1,
FirstArraySlice = sliceindex,
MipSlice = 0
}
};
this.DepthView = new DepthStencilView(device, this.parent.Texture, dsvd);
}
protected DX11RawBuffer(DxDevice device, BufferDescription desc, IntPtr ptr, bool createUAV)
{
this.device = device;
this.Size = desc.SizeInBytes;
this.Buffer = new SharpDX.Direct3D11.Buffer(device.Device, ptr, desc);
this.Description = this.Buffer.Description;
if (desc.BindFlags.HasFlag(BindFlags.ShaderResource))
{
ShaderResourceViewDescription srvd = new ShaderResourceViewDescription()
{
Format = SharpDX.DXGI.Format.R32_Typeless,
Dimension = ShaderResourceViewDimension.ExtendedBuffer,
BufferEx = new ShaderResourceViewDescription.ExtendedBufferResource()
{
ElementCount = desc.SizeInBytes / 4,
FirstElement = 0,
Flags = ShaderResourceViewExtendedBufferFlags.Raw
}
};
this.ShaderView = new ShaderResourceView(device.Device, this.Buffer, srvd);
}
if (createUAV)
{
UnorderedAccessViewDescription uavd = new UnorderedAccessViewDescription()
{
Format = SharpDX.DXGI.Format.R32_Typeless,
Dimension = UnorderedAccessViewDimension.Buffer,
Buffer = new UnorderedAccessViewDescription.BufferResource()
{
ElementCount = this.Size / 4,
FirstElement = 0,
Flags = UnorderedAccessViewBufferFlags.Raw
}
};
this.UnorderedView = new UnorderedAccessView(device.Device, this.Buffer, uavd);
}
}
public DX11TextureArray2D(DxDevice device, Texture2D texture)
{
this.Texture = texture;
this.description = this.Texture.Description;
ShaderResourceViewDescription srvd = new ShaderResourceViewDescription()
{
Dimension = ShaderResourceViewDimension.Texture2DArray,
Format = this.Texture.Description.Format,
Texture2DArray = new ShaderResourceViewDescription.Texture2DArrayResource()
{
ArraySize = this.Texture.Description.ArraySize,
FirstArraySlice = 0,
MipLevels = this.Texture.Description.MipLevels,
MostDetailedMip = 0
}
};
this.ShaderView = new ShaderResourceView(device, this.Texture, srvd);
}
public static DX11IndexBuffer CreateImmutable(DxDevice device, short[] initial)
{
BufferDescription bd = new BufferDescription()
{
BindFlags = BindFlags.IndexBuffer,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None,
SizeInBytes = initial.Length * 2,
Usage = ResourceUsage.Immutable
};
DX11IndexBuffer result;
fixed(short *ptr = &initial[0])
{
result = new DX11IndexBuffer(device, initial.Length, bd, new IntPtr(ptr), false);
}
return(result);
}
public static DX11RawBuffer CreateWriteable(DxDevice device, int size, RawBufferBindings binding)
{
BufferDescription bd = new BufferDescription()
{
BindFlags = BindFlags.ShaderResource,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.BufferAllowRawViews,
SizeInBytes = size,
Usage = ResourceUsage.Default,
StructureByteStride = 4
};
bd.BindFlags |= binding.WriteMode == eRawBufferWriteMode.Uav ? BindFlags.UnorderedAccess : 0;
bd.BindFlags |= binding.AllowIndexBuffer ? BindFlags.IndexBuffer : 0;
bd.BindFlags |= binding.AllowVertexBuffer ? BindFlags.VertexBuffer : 0;
bd.BindFlags |= binding.WriteMode == eRawBufferWriteMode.StreamOut ? BindFlags.StreamOutput : 0;
return(new DX11RawBuffer(device, bd, IntPtr.Zero, binding.WriteMode == eRawBufferWriteMode.Uav));
}
public static DX11DepthStencil FromView(DxDevice device, DepthStencilView view)
{
var tex = view.Resource.QueryInterface <Texture2D>();
DX11DepthStencil ds = new DX11DepthStencil();
ds.device = device;
ds.DepthFormat = eDepthFormat.d24s8;
ds.DepthView = view;
ds.resourceDesc = tex.Description;
ds.Texture = tex;
ShaderResourceViewDescription srvd = new ShaderResourceViewDescription()
{
Format = ds.DepthFormat.GetSRVFormat(),
Dimension = ShaderResourceViewDimension.Texture2D,
};
ds.ShaderView = new ShaderResourceView(device, tex, srvd);
return(ds);
}
protected DX11StructuredBuffer(DxDevice device, int elementcount, int stride, BufferDescription desc, DataStream initial = null)
{
this.device = device;
this.ElementCount = elementcount;
this.Stride = stride;
this.BufferMode = eDxBufferMode.Default;
if (initial != null)
{
this.Buffer = new SharpDX.Direct3D11.Buffer(device.Device, initial, desc);
}
else
{
this.Buffer = new SharpDX.Direct3D11.Buffer(device.Device, desc);
}
if (desc.Usage != ResourceUsage.Staging)
{
this.ShaderView = new ShaderResourceView(device.Device, this.Buffer);
}
}
public static DX11SwapChain FlipSequential(DxDevice device, IntPtr handle, Format format, Rational refreshRate)
{
DX11SwapChain swapShain = new DX11SwapChain();
swapShain.device = device;
SwapChainDescription sd = new SwapChainDescription()
{
BufferCount = 2,
ModeDescription = new ModeDescription(0, 0, refreshRate, format),
IsWindowed = true,
OutputHandle = handle,
SampleDescription = new SampleDescription(1, 0),
SwapEffect = SwapEffect.FlipSequential,
Usage = Usage.RenderTargetOutput,
Flags = SwapChainFlags.None
};
swapShain.swapchain = new SwapChain(device.Factory, device.Device, sd);
swapShain.Initialize();
return(swapShain);
}
public DX11RenderTexture3D(DxDevice device, int w, int h, int d, Format format)
{
this.device = device;
Texture3DDescription desc = new Texture3DDescription()
{
BindFlags = BindFlags.UnorderedAccess | BindFlags.ShaderResource | BindFlags.RenderTarget,
CpuAccessFlags = CpuAccessFlags.None,
Depth = d,
Format = format,
Height = h,
MipLevels = 1,
OptionFlags = ResourceOptionFlags.None,
Usage = ResourceUsage.Default,
Width = w
};
this.Texture = new Texture3D(device.Device, desc);
this.resourceDesc = this.Texture.Description;
this.ShaderView = new ShaderResourceView(device.Device, this.Texture);
this.UnorderedView = new UnorderedAccessView(device.Device, this.Texture);
this.RenderView = new RenderTargetView(device.Device, this.Texture);
}
protected DX11StructuredBuffer(DxDevice device, int elementcount, int stride, BufferDescription desc, eDxBufferMode buffermode = eDxBufferMode.Default)
{
this.device = device;
this.ElementCount = elementcount;
this.Stride = stride;
this.Buffer = new SharpDX.Direct3D11.Buffer(device.Device, desc);
this.ShaderView = new ShaderResourceView(device.Device, this.Buffer);
this.BufferMode = buffermode;
UnorderedAccessViewDescription uavd = new UnorderedAccessViewDescription()
{
Format = SharpDX.DXGI.Format.Unknown,
Dimension = UnorderedAccessViewDimension.Buffer,
Buffer = new UnorderedAccessViewDescription.BufferResource()
{
ElementCount = this.ElementCount,
Flags = (UnorderedAccessViewBufferFlags)buffermode
}
};
this.UnorderedView = new UnorderedAccessView(device.Device, this.Buffer, uavd);
}
public static DX11Texture2D CreateDynamic(DxDevice device, int width, int height, Format format)
{
var desc = new Texture2DDescription()
{
ArraySize = 1,
BindFlags = BindFlags.ShaderResource,
CpuAccessFlags = CpuAccessFlags.Write,
Format = format,
MipLevels = 1,
OptionFlags = ResourceOptionFlags.None,
Usage = ResourceUsage.Dynamic,
Width = width,
Height = height,
SampleDescription = new SampleDescription(1, 0)
};
DX11Texture2D texture = new DX11Texture2D();
texture.Texture = new Texture2D(device.Device, desc);
texture.description = texture.Texture.Description;
texture.ShaderView = new ShaderResourceView(device.Device, texture.Texture);
return(texture);
}
public static DX11Texture1D LoadTexture1D(DxDevice device, string path)
{
IntPtr resource;
long retcode = NativeMethods.LoadTextureFromFile(device.Device.NativePointer, path, out resource, 1);
if (retcode >= 0)
{
Resource r = Resource.FromPointer <Resource>(resource);
if (r.Dimension != ResourceDimension.Texture1D)
{
r.Dispose();
throw new Exception("Texture is not a 1D Texture");
}
Texture1D texture = Texture1D.FromPointer <Texture1D>(resource);
ShaderResourceView srv = new ShaderResourceView(device, texture);
return(DX11Texture1D.FromReference(device, texture, srv));
}
else
{
throw new Exception("Failed to load texture");
}
}
public static DX11SwapChain FromComposition(DxDevice dxDevice, int w, int h)
{
DX11SwapChain swapShain = new DX11SwapChain();
swapShain.device = dxDevice;
var desc = new SharpDX.DXGI.SwapChainDescription1()
{
Width = w,
Height = h,
Format = SharpDX.DXGI.Format.B8G8R8A8_UNorm,
Stereo = false,
SampleDescription = new SharpDX.DXGI.SampleDescription(1, 0),
Usage = SharpDX.DXGI.Usage.BackBuffer | SharpDX.DXGI.Usage.RenderTargetOutput | Usage.ShaderInput,
BufferCount = 2,
Scaling = SharpDX.DXGI.Scaling.None,
SwapEffect = SharpDX.DXGI.SwapEffect.FlipSequential,
AlphaMode = AlphaMode.Premultiplied
};
swapShain.swapchain = new SwapChain1(dxDevice.Factory, dxDevice.Device, ref desc);
swapShain.Initialize();
return(swapShain);
}
public static DX11VertexBuffer CreateWriteable(DxDevice device, int verticesCount, int vertexSize, eVertexBufferWriteMode mode = eVertexBufferWriteMode.None)
{
BufferDescription bd = new BufferDescription()
{
BindFlags = BindFlags.VertexBuffer,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None,
SizeInBytes = vertexSize * verticesCount,
Usage = ResourceUsage.Default
};
bd.BindFlags |= BindFlags.ShaderResource;
bd.OptionFlags = ResourceOptionFlags.BufferAllowRawViews;
if (mode == eVertexBufferWriteMode.StreamOut)
{
bd.BindFlags |= BindFlags.StreamOutput;
}
else if (mode == eVertexBufferWriteMode.Raw)
{
bd.BindFlags |= BindFlags.UnorderedAccess;
}
return(new DX11VertexBuffer(device, verticesCount, vertexSize, bd, null));
}
public static DX11StructuredBuffer CreateCounter <T>(DxDevice device, int elementcount) where T : struct
{
return(CreateWriteable(device, elementcount, Marshal.SizeOf(typeof(T)), eDxBufferMode.Counter));
}
public static DX11StructuredBuffer CreateStaging <T>(DxDevice device, int elemenCount) where T : struct
{
return(CreateStaging(device, elemenCount, Marshal.SizeOf(typeof(T))));
}
public static DX11StructuredBuffer CreateTiled <T>(DxDevice device, int elementCount, eDxBufferMode buffermode = eDxBufferMode.Default) where T : struct
{
int stride = Marshal.SizeOf(typeof(T));
return(CreateTiled(device, elementCount, stride, buffermode));
}
public DX11DepthTextureArray(DxDevice device, int w, int h, int elemcnt, eDepthFormat depthformat, bool buildslices = true)
{
this.device = device;
this.DepthFormat = depthformat;
var texBufferDesc = new Texture2DDescription
{
ArraySize = elemcnt,
BindFlags = BindFlags.DepthStencil | BindFlags.ShaderResource,
CpuAccessFlags = CpuAccessFlags.None,
Format = depthformat.GetTypeLessFormat(),
Height = h,
Width = w,
OptionFlags = ResourceOptionFlags.None,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default,
};
this.Texture = new Texture2D(device, texBufferDesc);
this.resourceDesc = this.Texture.Description;
ShaderResourceViewDescription srvd = new ShaderResourceViewDescription()
{
Format = depthformat.GetSRVFormat(),
Dimension = ShaderResourceViewDimension.Texture2DArray,
Texture2DArray = new ShaderResourceViewDescription.Texture2DArrayResource()
{
ArraySize = elemcnt,
FirstArraySlice = 0,
MipLevels = 1,
MostDetailedMip = 0
}
};
this.ShaderView = new ShaderResourceView(device.Device, this.Texture, srvd);
DepthStencilViewDescription dsvd = new DepthStencilViewDescription()
{
Format = depthformat.GetDepthFormat(),
Dimension = DepthStencilViewDimension.Texture2DArray,
Texture2DArray = new DepthStencilViewDescription.Texture2DArrayResource()
{
ArraySize = elemcnt,
FirstArraySlice = 0,
MipSlice = 0
}
};
this.DepthView = new DepthStencilView(device, this.Texture, dsvd);
dsvd.Flags = DepthStencilViewFlags.ReadOnlyDepth;
if (depthformat.HasStencil())
{
dsvd.Flags |= DepthStencilViewFlags.ReadOnlyStencil;
}
this.ReadOnlyView = new DepthStencilView(device.Device, this.Texture, dsvd);
this.SliceDepthView = new DX11SliceDepthStencil[this.ElementCount];
if (buildslices)
{
for (int i = 0; i < this.ElementCount; i++)
{
this.SliceDepthView[i] = new DX11SliceDepthStencil(this.device, this, i, depthformat);
}
}
}
public IndexedIndirectBuffer(DxDevice device) : this(device, new DrawIndexedInstancedArgs(1, 1, 0, 0, 0))
{
}
