void resize()
{
if (renderView == null)//first show
{
var dxgiFactory = device.QueryInterface <IDXGIDevice>().GetParent <IDXGIAdapter>().GetParent <IDXGIFactory>();
var swapchainDesc = new SwapChainDescription()
{
BufferCount = 1,
BufferDescription = new ModeDescription(Win32Window.Width, Win32Window.Height, format),
IsWindowed = true,
OutputWindow = Win32Window.Handle,
SampleDescription = new SampleDescription(1, 0),
SwapEffect = SwapEffect.Discard,
Usage = Vortice.DXGI.Usage.RenderTargetOutput
};
swapChain = dxgiFactory.CreateSwapChain(device, swapchainDesc);
dxgiFactory.MakeWindowAssociation(Win32Window.Handle, WindowAssociationFlags.IgnoreAll);
backBuffer = swapChain.GetBuffer <ID3D11Texture2D>(0);
renderView = device.CreateRenderTargetView(backBuffer);
}
else
{
renderView.Dispose();
backBuffer.Dispose();
swapChain.ResizeBuffers(1, Win32Window.Width, Win32Window.Height, format, SwapChainFlags.None);
backBuffer = swapChain.GetBuffer <ID3D11Texture2D1>(0);
renderView = device.CreateRenderTargetView(backBuffer);
}
}
public D3D11GraphicsDevice(bool validation, Window window)
{
Window = window;
if (CreateDXGIFactory1(out Factory).Failure)
{
throw new InvalidOperationException("Cannot create IDXGIFactory1");
}
var creationFlags = DeviceCreationFlags.BgraSupport;
if (validation)
{
creationFlags |= DeviceCreationFlags.Debug;
}
if (D3D11CreateDevice(
null,
DriverType.Hardware,
creationFlags,
_featureLevels,
out Device, out FeatureLevel, out DeviceContext).Failure)
{
// Remove debug flag not being supported.
creationFlags &= ~DeviceCreationFlags.Debug;
var result = D3D11CreateDevice(null, DriverType.Hardware,
creationFlags, _featureLevels,
out Device, out FeatureLevel, out DeviceContext);
if (result.Failure)
{
// This will fail on Win 7 due to lack of 11.1, so re-try again without it
D3D11CreateDevice(
null,
DriverType.Hardware,
creationFlags,
_featureLevelsNoLevel11,
out Device, out FeatureLevel, out DeviceContext).CheckError();
}
}
var hwnd = (IntPtr)window.Handle;
var swapChainDescription = new SwapChainDescription()
{
BufferCount = FrameCount,
BufferDescription = new ModeDescription(window.Width, window.Height, Format.B8G8R8A8_UNorm),
IsWindowed = true,
OutputWindow = hwnd,
SampleDescription = new SampleDescription(1, 0),
SwapEffect = SwapEffect.Discard,
Usage = Vortice.DirectX.Usage.RenderTargetOutput
};
SwapChain = Factory.CreateSwapChain(Device, swapChainDescription);
Factory.MakeWindowAssociation(hwnd, WindowAssociationFlags.IgnoreAltEnter);
BackBuffer = SwapChain.GetBuffer <ID3D11Texture2D>(0);
RenderTargetView = Device.CreateRenderTargetView(BackBuffer);
}
public static IComObject <ID3D11RenderTargetView> CreateRenderTargetView(this ID3D11Device device, ID3D11Resource resource, D3D11_RENDER_TARGET_VIEW_DESC?desc = null)
{
if (device == null)
{
throw new ArgumentNullException(nameof(device));
}
if (resource == null)
{
throw new ArgumentNullException(nameof(resource));
}
using (var mem = new ComMemory(desc))
{
device.CreateRenderTargetView(resource, mem.Pointer, out var view).ThrowOnError();
return(new ComObject <ID3D11RenderTargetView>(view));
}
}
static void Main()
{
ReferenceTracker.TrackReferences = true;
Form form = new Form();
IDXGIFactory factory = DXGI.CreateFactory();
IDXGIAdapter adapter = null;
factory.EnumAdapters(0, out adapter);
DXGI_SWAP_CHAIN_DESC swapChainDescription = new DXGI_SWAP_CHAIN_DESC
{
BufferCount = 1,
BufferDesc = new DXGI_MODE_DESC
{
Format = DXGI_FORMAT.DXGI_FORMAT_R8G8B8A8_UNORM,
Height = form.ClientSize.Height,
RefreshRate = new DXGI_RATIONAL
{
Denominator = 1,
Numerator = 60
},
Scaling = DXGI_MODE_SCALING.DXGI_MODE_SCALING_UNSPECIFIED,
ScanlineOrdering = DXGI_MODE_SCANLINE_ORDER.DXGI_MODE_SCANLINE_ORDER_UNSPECIFIED,
Width = form.ClientSize.Width
},
BufferUsage = (int)DXGI_USAGE.DXGI_USAGE_RENDER_TARGET_OUTPUT,
Flags = 0,
OutputWindow = form.Handle,
SampleDesc = new DXGI_SAMPLE_DESC
{
Count = 1,
Quality = 0
},
SwapEffect = DXGI_SWAP_EFFECT.DXGI_SWAP_EFFECT_DISCARD,
Windowed = true
};
ID3D11Device device = SlimDX.Direct3D11.Direct3D11.CreateDevice(adapter);
IDXGISwapChain swapChain = null;
factory.CreateSwapChain(device, swapChainDescription, out swapChain);
ID3D11Texture2D backbuffer = swapChain.GetBuffer <ID3D11Texture2D>(0);
ID3D11RenderTargetView view = null;
device.CreateRenderTargetView(backbuffer, null, out view);
ID3DBlob vertexShaderBytecode = ShaderCompiler.CompileFromString(File.ReadAllText("MiniTri11.fx"), "MiniTri11.fx", "VS", "vs_4_0");
ID3DBlob pixelShaderBytecode = ShaderCompiler.CompileFromString(File.ReadAllText("MiniTri11.fx"), "MiniTri11.fx", "PS", "ps_4_0");
D3D11_INPUT_ELEMENT_DESC[] inputElements = new[] {
new D3D11_INPUT_ELEMENT_DESC {
SemanticName = "POSITION", AlignedByteOffset = 0, SemanticIndex = 0, Format = DXGI_FORMAT.DXGI_FORMAT_R32G32B32A32_FLOAT, InstanceDataStepRate = 0, InputSlot = 0, InputSlotClass = D3D11_INPUT_CLASSIFICATION.D3D11_INPUT_PER_VERTEX_DATA
},
new D3D11_INPUT_ELEMENT_DESC {
SemanticName = "COLOR", AlignedByteOffset = 16, SemanticIndex = 0, Format = DXGI_FORMAT.DXGI_FORMAT_R32G32B32A32_FLOAT, InstanceDataStepRate = 0, InputSlot = 0, InputSlotClass = D3D11_INPUT_CLASSIFICATION.D3D11_INPUT_PER_VERTEX_DATA
}
};
ID3DBlob inputSignature;
ShaderCompiler.D3DGetInputSignatureBlob(vertexShaderBytecode.GetBufferPointer(), vertexShaderBytecode.GetBufferSize(), out inputSignature);
ID3D11InputLayout inputLayout;
device.CreateInputLayout(inputElements, inputElements.Length, inputSignature.GetBufferPointer(), inputSignature.GetBufferSize(), out inputLayout);
ByteBuffer vertexData = new ByteBuffer(3 * 32);
vertexData.Write(0 * Vector4.SizeInBytes, new Vector4(0.0f, 0.5f, 0.5f, 1.0f));
vertexData.Write(1 * Vector4.SizeInBytes, new Vector4(1.0f, 0.0f, 0.0f, 1.0f));
vertexData.Write(2 * Vector4.SizeInBytes, new Vector4(0.5f, -0.5f, 0.5f, 1.0f));
vertexData.Write(3 * Vector4.SizeInBytes, new Vector4(0.0f, 1.0f, 0.0f, 1.0f));
vertexData.Write(4 * Vector4.SizeInBytes, new Vector4(-0.5f, -0.5f, 0.5f, 1.0f));
vertexData.Write(5 * Vector4.SizeInBytes, new Vector4(0.0f, 0.0f, 1.0f, 1.0f));
D3D11_BUFFER_DESC vertexBufferDescription = new D3D11_BUFFER_DESC
{
BindFlags = 1, //vertex buffer
ByteWidth = 3 * 32,
CPUAccessFlags = 0,
MiscFlags = 0,
Usage = D3D11_USAGE.D3D11_USAGE_DEFAULT,
StructureByteStride = 0
};
ID3D11Buffer vertexBuffer;
D3D11_SUBRESOURCE_DATA srd = new D3D11_SUBRESOURCE_DATA
{
pSysMem = vertexData.Pin(),
SysMemPitch = 0,
SysMemSlicePitch = 0
};
device.CreateBuffer(vertexBufferDescription, srd, out vertexBuffer);
vertexData.Unpin();
RenderLoop loop = new RenderLoop();
ID3D11DeviceContext context = null;
device.GetImmediateContext(out context);
ID3D11VertexShader vertexShader;
ID3D11PixelShader pixelShader;
device.CreateVertexShader(vertexShaderBytecode.GetBufferPointer(), vertexShaderBytecode.GetBufferSize(), null, out vertexShader);
device.CreatePixelShader(pixelShaderBytecode.GetBufferPointer(), pixelShaderBytecode.GetBufferSize(), null, out pixelShader);
context.IASetInputLayout(inputLayout);
context.VSSetShader(vertexShader, null, 0);
context.PSSetShader(pixelShader, null, 0);
context.IASetPrimitiveTopology(4); //triangle list
context.IASetVertexBuffers(0, 1, new ID3D11Buffer[] { vertexBuffer }, new int[] { 32 }, new int[] { 0 });
context.OMSetRenderTargets(1, new ID3D11RenderTargetView[] { view }, IntPtr.Zero);
D3D11_VIEWPORT vp = new D3D11_VIEWPORT {
Height = form.ClientSize.Height,
Width = form.ClientSize.Width,
TopLeftX = 0,
TopLeftY = 0,
MinDepth = 0.0f,
MaxDepth = 1.0f
};
context.RSSetViewports(1, new D3D11_VIEWPORT [] { vp });
loop.Run(form, () =>
{
var clearColor = new SlimDX.Color4 {
R = 0.0f, G = 0.0f, B = 0.0f, A = 1.0f
};
context.ClearRenderTargetView(view, clearColor);
context.Draw(3, 0);
swapChain.Present(0, 0);
});
view.ReleaseReference();
backbuffer.ReleaseReference();
swapChain.ReleaseReference();
device.ReleaseReference();
adapter.ReleaseReference();
factory.ReleaseReference();
}
public D3D11Framebuffer(ID3D11Device device, ref FramebufferDescription description)
: base(description.DepthTarget, description.ColorTargets)
{
if (description.DepthTarget != null)
{
D3D11Texture d3dDepthTarget = Util.AssertSubtype <Texture, D3D11Texture>(description.DepthTarget.Value.Target);
DepthStencilViewDescription dsvDesc = new DepthStencilViewDescription()
{
Format = D3D11Formats.GetDepthFormat(d3dDepthTarget.Format),
};
if (d3dDepthTarget.ArrayLayers == 1)
{
if (d3dDepthTarget.SampleCount == TextureSampleCount.Count1)
{
dsvDesc.ViewDimension = DepthStencilViewDimension.Texture2D;
dsvDesc.Texture2D.MipSlice = (int)description.DepthTarget.Value.MipLevel;
}
else
{
dsvDesc.ViewDimension = DepthStencilViewDimension.Texture2DMultisampled;
}
}
else
{
if (d3dDepthTarget.SampleCount == TextureSampleCount.Count1)
{
dsvDesc.ViewDimension = DepthStencilViewDimension.Texture2DArray;
dsvDesc.Texture2DArray.FirstArraySlice = (int)description.DepthTarget.Value.ArrayLayer;
dsvDesc.Texture2DArray.ArraySize = 1;
dsvDesc.Texture2DArray.MipSlice = (int)description.DepthTarget.Value.MipLevel;
}
else
{
dsvDesc.ViewDimension = DepthStencilViewDimension.Texture2DMultisampledArray;
dsvDesc.Texture2DMSArray.FirstArraySlice = (int)description.DepthTarget.Value.ArrayLayer;
dsvDesc.Texture2DMSArray.ArraySize = 1;
}
}
DepthStencilView = device.CreateDepthStencilView(d3dDepthTarget.DeviceTexture, dsvDesc);
}
if (description.ColorTargets != null && description.ColorTargets.Length > 0)
{
RenderTargetViews = new ID3D11RenderTargetView[description.ColorTargets.Length];
for (int i = 0; i < RenderTargetViews.Length; i++)
{
D3D11Texture d3dColorTarget = Util.AssertSubtype <Texture, D3D11Texture>(description.ColorTargets[i].Target);
RenderTargetViewDescription rtvDesc = new RenderTargetViewDescription
{
Format = D3D11Formats.ToDxgiFormat(d3dColorTarget.Format, false),
};
if (d3dColorTarget.ArrayLayers > 1 || (d3dColorTarget.Usage & TextureUsage.Cubemap) != 0)
{
if (d3dColorTarget.SampleCount == TextureSampleCount.Count1)
{
rtvDesc.ViewDimension = RenderTargetViewDimension.Texture2DArray;
rtvDesc.Texture2DArray = new Texture2DArrayRenderTargetView
{
ArraySize = 1,
FirstArraySlice = (int)description.ColorTargets[i].ArrayLayer,
MipSlice = (int)description.ColorTargets[i].MipLevel
};
}
else
{
rtvDesc.ViewDimension = RenderTargetViewDimension.Texture2DMultisampledArray;
rtvDesc.Texture2DMSArray = new Texture2DMultisampledArrayRenderTargetView
{
ArraySize = 1,
FirstArraySlice = (int)description.ColorTargets[i].ArrayLayer
};
}
}
else
{
if (d3dColorTarget.SampleCount == TextureSampleCount.Count1)
{
rtvDesc.ViewDimension = RenderTargetViewDimension.Texture2D;
rtvDesc.Texture2D.MipSlice = (int)description.ColorTargets[i].MipLevel;
}
else
{
rtvDesc.ViewDimension = RenderTargetViewDimension.Texture2DMultisampled;
}
}
RenderTargetViews[i] = device.CreateRenderTargetView(d3dColorTarget.DeviceTexture, rtvDesc);
}
}
else
{
RenderTargetViews = Array.Empty <ID3D11RenderTargetView>();
}
}
