public bool Initialize()
{
if(Configuration == null)
Configuration = new SystemConfiguration();
InitializeWindows();
if (Input == null)
{
Input = new InputClass();
Input.Initialize();
}
if (Graphics == null)
{
Graphics = new GraphicsClass();
if (!Graphics.Initialize(Configuration, MainForm.Handle))
return false;
}
return true;
}
public bool Initialize(SystemConfiguration configuration, IntPtr windowHandle)
{
try
{
// Store the vsync setting.
VerticalSyncEnabled = SystemConfiguration.VerticalSyncEnabled;
// Create a DirectX graphics interface factory.
var factory = new Factory();
// Use the factory to create an adapter for the primary graphics interface (video card).
var adapter = factory.GetAdapter(0);
// Get the primary adapter output (monitor).
var monitor = adapter.GetOutput(0);
// Get modes that fit the DXGI_FORMAT_R8G8B8A8_UNORM display format for the adapter output (monitor).
var modes = monitor.GetDisplayModeList(Format.R8G8B8A8_UNorm, DisplayModeEnumerationFlags.Interlaced);
// Now go through all the display modes and find the one that matches the screen width and height.
// When a match is found store the the refresh rate for that monitor, if vertical sync is enabled.
// Otherwise we use maximum refresh rate.
var rational = new Rational(0, 1);
if (VerticalSyncEnabled)
{
foreach (var mode in modes)
{
if (mode.Width == configuration.Width && mode.Height == configuration.Height)
{
rational = new Rational(mode.RefreshRate.Numerator, mode.RefreshRate.Denominator);
break;
}
}
}
// Get the adapter (video card) description.
var adapterDescription = adapter.Description;
// Store the dedicated video card memory in megabytes.
VideoCardMemory = adapterDescription.DedicatedVideoMemory >> 10 >> 10;
// Convert the name of the video card to a character array and store it.
VideoCardDescription = adapterDescription.Description;
// Release the adapter output.
monitor.Dispose();
// Release the adapter.
adapter.Dispose();
// Release the factory.
factory.Dispose();
// Initialize the swap chain description.
var swapChainDesc = new SwapChainDescription()
{
// Set to a single back buffer.
BufferCount = 1,
// Set the width and height of the back buffer.
ModeDescription = new ModeDescription(configuration.Width, configuration.Height, rational, Format.R8G8B8A8_UNorm),
// Set the usage of the back buffer.
Usage = Usage.RenderTargetOutput,
// Set the handle for the window to render to.
OutputHandle = windowHandle,
// Turn multisampling off.
SampleDescription = new SampleDescription(1, 0),
// Set to full screen or windowed mode.
IsWindowed = !SystemConfiguration.FullScreen,
// Don't set the advanced flags.
Flags = SwapChainFlags.None,
// Discard the back buffer content after presenting.
SwapEffect = SwapEffect.Discard
};
// Create the swap chain, Direct3D device, and Direct3D device context.
Device device;
SwapChain swapChain;
Device.CreateWithSwapChain(DriverType.Hardware, DeviceCreationFlags.None, swapChainDesc, out device, out swapChain);
Device = device;
SwapChain = swapChain;
DeviceContext = device.ImmediateContext;
// Get the pointer to the back buffer.
var backBuffer = Texture2D.FromSwapChain<Texture2D>(SwapChain, 0);
// Create the render target view with the back buffer pointer.
RenderTargetView = new RenderTargetView(device, backBuffer);
// Release pointer to the back buffer as we no longer need it.
backBuffer.Dispose();
// Initialize and set up the description of the depth buffer.
var depthBufferDesc = new Texture2DDescription()
{
Width = configuration.Width,
Height = configuration.Height,
MipLevels = 1,
ArraySize = 1,
Format = Format.D24_UNorm_S8_UInt,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default,
BindFlags = BindFlags.DepthStencil,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None
};
// Create the texture for the depth buffer using the filled out description.
DepthStencilBuffer = new Texture2D(device, depthBufferDesc);
// Initialize and set up the description of the stencil state.
var depthStencilDesc = new DepthStencilStateDescription()
{
IsDepthEnabled = true,
DepthWriteMask = DepthWriteMask.All,
DepthComparison = Comparison.Less,
IsStencilEnabled = true,
StencilReadMask = 0xFF,
StencilWriteMask = 0xFF,
// Stencil operation if pixel front-facing.
FrontFace = new DepthStencilOperationDescription()
{
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Increment,
PassOperation = StencilOperation.Keep,
Comparison = Comparison.Always
},
// Stencil operation if pixel is back-facing.
BackFace = new DepthStencilOperationDescription()
{
FailOperation = StencilOperation.Keep,
DepthFailOperation = StencilOperation.Decrement,
PassOperation = StencilOperation.Keep,
Comparison = Comparison.Always
}
};
// Create the depth stencil state.
DepthStencilState = new DepthStencilState(Device, depthStencilDesc);
// Set the depth stencil state.
DeviceContext.OutputMerger.SetDepthStencilState(DepthStencilState, 1);
// Initialize and set up the depth stencil view.
var depthStencilViewDesc = new DepthStencilViewDescription()
{
Format = Format.D24_UNorm_S8_UInt,
Dimension = DepthStencilViewDimension.Texture2D,
Texture2D = new DepthStencilViewDescription.Texture2DResource()
{
MipSlice = 0
}
};
// Create the depth stencil view.
DepthStencilView = new DepthStencilView(Device, DepthStencilBuffer, depthStencilViewDesc);
// Bind the render target view and depth stencil buffer to the output render pipeline.
DeviceContext.OutputMerger.SetTargets(DepthStencilView, RenderTargetView);
// Setup the raster description which will determine how and what polygon will be drawn.
var rasterDesc = new RasterizerStateDescription()
{
IsAntialiasedLineEnabled = false,
CullMode = CullMode.Back,
DepthBias = 0,
DepthBiasClamp = .0f,
IsDepthClipEnabled = true,
FillMode = FillMode.Solid,
IsFrontCounterClockwise = false,
IsMultisampleEnabled = false,
IsScissorEnabled = false,
SlopeScaledDepthBias = .0f
};
// Create the rasterizer state from the description we just filled out.
RasterState = new RasterizerState(Device, rasterDesc);
// Now set the rasterizer state.
DeviceContext.Rasterizer.State = RasterState;
// Setup and create the viewport for rendering.
DeviceContext.Rasterizer.SetViewport(0, 0, configuration.Width, configuration.Height, 0, 1);
// Setup and create the projection matrix.
ProjectionMatrix = Matrix.PerspectiveFovLH((float)(Math.PI / 4), (float)(configuration.Width / configuration.Height), SystemConfiguration.ScreenNear, SystemConfiguration.ScreenDepth);
// Initialize the world matrix to the identity matrix.
WorldMatrix = Matrix.Identity;
// Create an orthographic projection matrix for 2D rendering.
OrthoMatrix = Matrix.OrthoLH(configuration.Width, configuration.Height, SystemConfiguration.ScreenNear, SystemConfiguration.ScreenDepth);
return true;
}
catch (Exception)
{
return false;
}
}
public bool Initialize(SystemConfiguration configuration, IntPtr windowHandle)
{
try
{
// Create the Direct3D object.
D3D = new DX11();
// Initialize the Direct3D object.
if (!D3D.Initialize(configuration, windowHandle))
return false;
// Create the camera object
Camera = new Camera();
// Set the initial position of the camera.
Camera.SetPosition(0, 0, -10);
// Create the model object.
Model = new Model();
// Initialize the model object.
if (!Model.Initialize(D3D.Device, "Cube.txt", "seafloor.dds"))
{
MessageBox.Show("Could not initialize the model object.");
return false;
}
// Create the texture shader object.
LightShader = new LightShader();
// Initialize the texture shader object.
if (!LightShader.Initialize(D3D.Device, windowHandle))
{
MessageBox.Show("Could not initialize the texture shader object.");
return false;
}
// Create the light object.
Light = new Light();
// Iniialize the light object.
Light.SetAmbientColor(0.15f, 0.15f, 0.15f, 1.0f);
Light.SetDiffuseColor(1, 1, 1f, 1f);
Light.SetDirection(0, 0, 1);
Light.SetSpecularColor(1, 1, 1, 1);
Light.SetSpecularPower(32);
return true;
}
catch (Exception ex)
{
MessageBox.Show("Could not initialize Direct3D\nError is '" + ex.Message + "'");
return false;
}
}