/// <summary>
/// Object's default constructor.
/// </summary>
/// <param name="graphicsDevice">Virtual adapter used to perform rendering.</param>
/// <param name="camera">Instance of a camera object.</param>
public SkyCube(Device graphicsDevice, Camera camera)
{
this.graphicsDevice = graphicsDevice;
this.camera = camera;
GenerateSky();
shader = new Effect(graphicsDevice, ShaderPrecompiler.PrecompileOrLoad(@"Shaders\SkyCube.hlsl", "fx_5_0", ShaderFlags.None, EffectFlags.None));
}
/// <summary>
/// Initializes object.
/// </summary>
/// <param name="graphicsDevice">Virtual adapter used to perform rendering.</param>
/// <param name="camera">Reference to camera, which is used in some computations.</param>
public VoxelMesh(Device graphicsDevice, Camera camera)
{
Container = new VoxelMeshContainer
{
Settings = new VoxelMeshSettings(graphicsDevice)
};
Renderer = new DefaultRenderer(graphicsDevice, camera, Container);
Generator = new CPUGenerator(graphicsDevice, Container);
}
/// <summary>
/// Computes a mouse direction in world coordinates.
/// </summary>
/// <param name="graphicsDevice">Virtual adapter used to perform rendering.</param>
/// <param name="camera">Allows observing the scene with the mouse and keyboard.</param>
/// <param name="mousePosition">Position of a mouse in screen coordinates.</param>
/// <returns>Mouse direction vector.</returns>
public static Vector3 MouseDirection(Device graphicsDevice, Camera camera, Vector2 mousePosition)
{
Viewport viewport = graphicsDevice.ImmediateContext.Rasterizer.GetViewports()[0];
Vector3 near = new Vector3(mousePosition.X, mousePosition.Y, 0);
Vector3 far = new Vector3(mousePosition.X, mousePosition.Y, 1);
near = Vector3.Unproject(near, viewport.X, viewport.Y, viewport.Width, viewport.Height, viewport.MinZ, viewport.MaxZ, camera.ViewProjection);
far = Vector3.Unproject(far, viewport.X, viewport.Y, viewport.Width, viewport.Height, viewport.MinZ, viewport.MaxZ, camera.ViewProjection);
far -= near;
far.Normalize();
return far;
}
public DefaultRenderer(Device graphicsDevice, Camera camera, VoxelMeshContainer container)
{
this.graphicsDevice = graphicsDevice;
this.camera = camera;
this.container = container;
#if DEBUG
shader = new Effect(graphicsDevice, ShaderPrecompiler.PrecompileOrLoad(@"Shaders\VoxelMesh.hlsl", "fx_5_0", ShaderFlags.Debug, EffectFlags.None));
#else
shader = new Effect(graphicsDevice, ShaderPrecompiler.PrecompileOrLoad(@"Shaders\VoxelMesh.hlsl", "fx_5_0", ShaderFlags.None, EffectFlags.None));
#endif
layout = new InputLayout(graphicsDevice, shader.GetTechniqueByIndex(0).GetPassByIndex(0).Description.Signature, new[]
{
new InputElement("POSITION", 0, Format.R32G32B32_Float, 0, 0, InputClassification.PerVertexData, 0),
new InputElement("NORMAL", 0, Format.R32G32B32_Float, 12, 0, InputClassification.PerVertexData, 0),
new InputElement("AMBIENT", 0, Format.R32_Float, 24, 0, InputClassification.PerVertexData, 0)
});
}
/// <summary>
/// Initializes SlimDX and input devices.
/// </summary>
/// <param name="caption">Window caption string.</param>
public FrameworkForm(string caption)
: base(caption)
{
SwapChainDescription description = new SwapChainDescription()
{
BufferCount = 1,
Flags = SwapChainFlags.None,
IsWindowed = true,
ModeDescription = new ModeDescription(ClientSize.Width, ClientSize.Height, new Rational(60, 1), Format.R8G8B8A8_UNorm),
OutputHandle = Handle,
SampleDescription = new SampleDescription(1, 0),
SwapEffect = SwapEffect.Discard,
Usage = Usage.RenderTargetOutput
};
try
{
#if DEBUG
Device.CreateWithSwapChain(DriverType.Hardware, DeviceCreationFlags.Debug, description, out graphicsDevice, out swapChain);
#else
Device.CreateWithSwapChain(DriverType.Hardware, DeviceCreationFlags.None, description, out graphicsDevice, out swapChain);
#endif
}
catch
{
MessageBox.Show("An error has occurred during initialization process.");
Environment.Exit(0);
}
finally
{
if (graphicsDevice.FeatureLevel != FeatureLevel.Level_11_0)
{
MessageBox.Show("This program requires DirectX 11. Your version is " + graphicsDevice.FeatureLevel.ToString() + ".");
Environment.Exit(0);
}
}
Factory factory = swapChain.GetParent<Factory>();
factory.SetWindowAssociation(Handle, WindowAssociationFlags.IgnoreAltEnter);
KeyDown += (o, e) =>
{
// Fixes Alt-Enter keyboard input bug in SlimDX.
if (e.Alt && e.KeyCode == Keys.Enter)
swapChain.IsFullScreen = !swapChain.IsFullScreen;
// Makes screenshot.
if (e.KeyCode == Keys.F12)
MakeScreenshot(Application.StartupPath);
};
SizeChanged += (o, e) =>
{
// Dispose old resources.
if (renderTargetView != null)
renderTargetView.Dispose();
if (backBufferTexture != null)
backBufferTexture.Dispose();
// Resize buffers.
swapChain.ResizeBuffers(1, ClientSize.Width, ClientSize.Height, Format.R8G8B8A8_UNorm, SwapChainFlags.None);
InitializeOutputMerger();
camera.UpdateProjection();
postProcess.Initialize(ClientSize.Width, ClientSize.Height);
};
fillMode = FillMode.Solid;
InitializeOutputMerger();
// Initializes input devices.
DirectInput directInput = new DirectInput();
keyboard = new Keyboard(directInput);
keyboard.Acquire();
mouse = new Mouse(directInput);
mouse.Acquire();
camera = new Camera(graphicsDevice, new Vector3(50, 50, 50), new Vector3(0, 0, 0), 0.1f, 1000.0f);
textures = new List<TexturePack>();
postProcess = new PostProcess(graphicsDevice, ClientSize.Width, ClientSize.Height);
quadRenderer = new QuadRenderer(graphicsDevice);
}
