private void InitializeDevice()
{
device = new Dx11.Device(Dx11.DriverType.Hardware, Dx11.DeviceCreationFlags.None);
for (int i = 0; i < 8; i++)
{
qual = device.CheckMultisampleQualityLevels(Dxgi.Format.R8G8B8A8_UNorm, i);
if (qual > 0)
{
count = i;
}
}
factor = new Dxgi.Factory();
swapChain = new Dxgi.SwapChain(factor, device,
new Dxgi.SwapChainDescription()
{
BufferCount = 1, OutputHandle = this.Handle,
IsWindowed = true,
SampleDescription = new Dxgi.SampleDescription()
{
Count = count, Quality = qual - 1,
}, ModeDescription = new Dxgi.ModeDescription()
{
Width = ClientSize.Width, Height = ClientSize.Height,
RefreshRate = new Rational(60, 1),
Format = Dxgi.Format.R8G8B8A8_UNorm,
}, Usage = Dxgi.Usage.RenderTargetOutput
});
InitializeRenderTarget();
InitializeDepthStencil();
InitializeViewport();
LoadContent();
InitializeInputDevice();
}
void DxInitDevice()
{
CurrentDevice = new Device(DriverType.Hardware, DeviceCreationFlags.None);
if (CurrentDevice.FeatureLevel < FeatureLevel.Level_10_1)
{
throw new System.Exception("Direct3D Feature Level 10.1 unsupported");
}
_dx11Mode = CurrentDevice.FeatureLevel >= FeatureLevel.Level_11_0;
var msaaQuality = CurrentDevice.CheckMultisampleQualityLevels(Format.R8G8B8A8_UNorm, 4);
_sampleDesc = _dx11Mode ? new SampleDescription(1, 0) : new SampleDescription(4, msaaQuality - 1);
Logging.Write("MSAA Quality: " + msaaQuality);
_context = CurrentDevice.ImmediateContext;
}
/// <summary>
/// Initialize graphics properties and create the main window.
/// </summary>
public static void Init()
{
//Make the Form
Form = new RenderForm("LeafMeAlone");
Device = new Device(DriverType.Hardware, DeviceCreationFlags.None);
var msaa = Device.CheckMultisampleQualityLevels(Format.R8G8B8A8_UNorm, 4);
SwapChainDescription description = new SwapChainDescription()
{
BufferCount = 1,
Usage = Usage.RenderTargetOutput,
OutputHandle = Form.Handle,
IsWindowed = true,
ModeDescription = new ModeDescription(0, 0, new Rational(60, 1), Format.R8G8B8A8_UNorm),
SampleDescription = /*msaa != 0 ? new SampleDescription(4,msaa) : */ new SampleDescription(1, 0),
Flags = SwapChainFlags.None,
SwapEffect = SwapEffect.Discard
};
SwapChain = new SwapChain(Device.Factory, Device, description);
//create new device (with directx) which can be used throughout the project.
// Device.CreateWithSwapChain(DriverType.Hardware, DeviceCreationFlags.None, description, out Device, out SwapChain);
// create a view of our render target, which is the backbuffer of the swap chain we just created
using (var resource = Resource.FromSwapChain <Texture2D>(SwapChain, 0))
RenderTarget = new RenderTargetView(Device, resource);
//get device context so we can render to it.
DeviceContext = Device.ImmediateContext;
InitializeRasterizer();
InitializeDepthBuffer();
InitializeBlending();
Viewport = new Viewport(0.0f, 0.0f, Form.ClientSize.Width, Form.ClientSize.Height);
//DeviceContext.OutputMerger.SetTargets(RenderTarget);
DeviceContext.OutputMerger.SetTargets(DepthView, RenderTarget);
DeviceContext.Rasterizer.SetViewports(Viewport);
Form.Resize += FormOnResize;
ProjectionMatrix = Matrix.PerspectiveFovLH((float)Math.PI / 4.0f, Viewport.Width / Viewport.Height, .1f, 1000.0f);
// dont use default alt enter because it doesn't work.
using (var factory = SwapChain.GetParent <Factory>())
factory.SetWindowAssociation(Form.Handle, WindowAssociationFlags.IgnoreAltEnter);
#if DEBUG
TextBox debugTextbox = new TextBox {
Multiline = true, Dock = DockStyle.Fill, ScrollBars = ScrollBars.Vertical
};
DebugForm = new Form();
DebugForm.Controls.Add(debugTextbox);
DebugForm.Closing += (sender, args) =>
{
args.Cancel = true;
DebugForm.Hide();
};
Debug.Init(debugTextbox);
#endif
// handle alt+enter ourselves
Form.KeyDown += (o, e) =>
{
if (e.Shift && e.KeyCode == Keys.Enter)
{
Form.Size = new Size(Screen.PrimaryScreen.WorkingArea.Width, Screen.PrimaryScreen.WorkingArea.Height);
SwapChain.IsFullScreen = !SwapChain.IsFullScreen;
}
if (e.KeyCode == Keys.Escape)
{
Application.Exit();
}
#if DEBUG
if (e.Control && e.KeyCode == Keys.Enter)
{
DebugForm.Show();
}
#endif
};
InitializeComponent(Form);
}
private SampleDescription GetMsaaDescription(Device device)
{
var msaaQuality = device.CheckMultisampleQualityLevels(Format.R8G8B8A8_UNorm, MsaaSampleCount);
return(new SampleDescription(MsaaSampleCount, msaaQuality - 1));
}
/// <summary>
/// Get Device (could be temporary, could be not), set proper SampleDescription
/// </summary>
private Device InitializeDevice() {
Debug.Assert(Initialized == false);
var device = new Device(DriverType.Hardware, DeviceCreationFlags.None);
if (device.FeatureLevel < FeatureLevel) {
throw new Exception($"Direct3D Feature {FeatureLevel} unsupported");
}
if (UseMsaa) {
var msaaQuality = device.CheckMultisampleQualityLevels(Format.R8G8B8A8_UNorm, 4);
SampleDescription = new SampleDescription(4, msaaQuality - 1);
}
return device;
}
