/// <summary>
/// Initialize everything D3D in here
/// Leave pretty empty for now.
/// </summary>
protected virtual void InitD3D()
{
// Set up rendering mode description (width, height, frame rate, color format)
var modeDescription = new ModeDescription(0, 0, new SlimDX.Rational(60, 1), Format.R8G8B8A8_UNorm);
// Set up swap chain description
var swapChainDesc = new SwapChainDescription
{
BufferCount = 2,
Usage = Usage.RenderTargetOutput,
OutputHandle = Handle,
IsWindowed = true,
ModeDescription = modeDescription,
SampleDescription = new SampleDescription(1, 0),
Flags = SwapChainFlags.AllowModeSwitch,
SwapEffect = SwapEffect.Discard
};
// Create our device and swap chain
SlimDX.Direct3D11.Device.CreateWithSwapChain
(
DriverType.Hardware,
DeviceCreationFlags.None,
swapChainDesc,
out Device,
out SwapChain
);
// Obtain our device context (Immediate context)
ImmediateContext = Device.ImmediateContext;
// Prevent DXGI handling of alt+enter...
using (var factory = SwapChain.GetParent <Factory>())
{
factory.SetWindowAssociation(Handle, WindowAssociationFlags.IgnoreAltEnter);
}
// Instead, handle the command ourselves
KeyDown += (sender, e) =>
{
if (e.Alt && e.KeyCode == Keys.Enter)
{
SwapChain.IsFullScreen = !SwapChain.IsFullScreen;
}
};
// Add resize handling...
UserResized += (sender, e) =>
{
OnResize(e);
};
// Set up viewport, render target (back buffer on swap chain), and render target view
Viewport = new Viewport(0.0f, 0.0f, ClientSize.Width, ClientSize.Height, 0.0f, 1.0f);
ImmediateContext.Rasterizer.SetViewports(Viewport);
using (var resource = SlimDX.Direct3D11.Resource.FromSwapChain <Texture2D>(SwapChain, 0))
{
RenderTargetView = new RenderTargetView(Device, resource);
}
// Create the depth/stencil buffer and view
// TODO KAM: On resize the window, do you need to resize the depth/stencil view?
var depthBufferDesc = new Texture2DDescription
{
ArraySize = 1,
BindFlags = BindFlags.DepthStencil,
CpuAccessFlags = CpuAccessFlags.None,
Format = Format.D32_Float,
Height = ClientSize.Height,
Width = ClientSize.Width,
MipLevels = 1,
OptionFlags = ResourceOptionFlags.None,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default
};
DepthStencilBuffer = new Texture2D(Device, depthBufferDesc);
var depthStencilViewDesc = new DepthStencilViewDescription
{
ArraySize = 0,
Format = Format.D32_Float,
Dimension = DepthStencilViewDimension.Texture2D,
MipSlice = 0,
Flags = 0,
FirstArraySlice = 0
};
DepthStencilView = new DepthStencilView(Device, DepthStencilBuffer, depthStencilViewDesc);
ImmediateContext.OutputMerger.SetTargets(DepthStencilView, RenderTargetView);
// Set up the depth/stencil state description
var dsStateDesc = new DepthStencilStateDescription
{
IsDepthEnabled = true,
IsStencilEnabled = false,
DepthWriteMask = DepthWriteMask.All,
DepthComparison = Comparison.Less
};
DepthStencilState = DepthStencilState.FromDescription(Device, dsStateDesc);
// Set depth/stencil state for the output merger
ImmediateContext.OutputMerger.DepthStencilState = DepthStencilState;
}
