/// <summary>
/// Entry point for the application
/// </summary>
/// <param name="args"></param>
public static void Main(string[] args)
{
// Create the message pool
MessagePool pool = new MessagePool();
// Create the root actor
Actor root = new Actor(pool);
// Attach core systems
root.AddComponent<UserInputHandler>();
root.AddComponent<Renderer>();
root.AddComponent<MaterialSystem>();
root.AddComponent<SceneManager>();
root.AddComponent<SceneLoader>();
root.AddComponent<Sleeper>().TargetFPS = 60.0f;
// Attach exit listener
bool exit = false;
Listener<ExitMessage> exitlistener = root.AddComponent<Listener<ExitMessage>>() as Listener<ExitMessage>;
exitlistener.OnMessageReceived += (msg) => exit = true;
// Initialise
root.Init();
// Send the initialise message
InitialiseMessage initmsg = new InitialiseMessage();
pool.SendMessage(initmsg);
// Load the scene
if (!root.GetComponent<SceneLoader>().LoadSceneFromFile("scene.json"))
{
Console.WriteLine("Failed to load scene!");
Console.ReadKey();
return;
}
// Setup the frame message
FrameMessage framemsg = new FrameMessage();
framemsg.FrameNumber = 0;
framemsg.DeltaTime = 0.0f;
// Setup the timer
Stopwatch frametimer = new Stopwatch();
// Loop until done
while (!exit)
{
// Send frame message
frametimer.Start();
pool.SendMessage(framemsg);
frametimer.Stop();
framemsg.DeltaTime = (float)frametimer.Elapsed.TotalSeconds;
frametimer.Reset();
// Increase frame number
framemsg.FrameNumber++;
// Process windows events
Application.DoEvents();
}
// Send the shutdown message
ShutdownMessage shutdownmsg = new ShutdownMessage();
pool.SendMessage(shutdownmsg);
// Delete root actor and clean up
root.Destroy(true);
}
public void OnInitialise(InitialiseMessage msg)
{
// Initialise material system
Console.WriteLine("Initialising material system...");
// Initialise maps
materialmap = new Dictionary<string, Material>();
shadermap = new Dictionary<string, Shader>();
texturemap = new Dictionary<string, Texture2D>();
}
public void OnInitialise(InitialiseMessage msg)
{
// Initialise renderer
Console.WriteLine("Initialising renderer...");
rendermsg = new RenderMessage();
updatemsg = new UpdateMessage();
// Create the window
window = new RenderForm("Castle Renderer - 11030062");
window.Width = 1280;
window.Height = 720;
// Add form events
window.FormClosed += window_FormClosed;
// Defaults
ClearColour = new Color4(1.0f, 0.0f, 0.0f, 1.0f);
// Setup the device
var description = new SwapChainDescription()
{
BufferCount = 1,
Usage = Usage.RenderTargetOutput,
OutputHandle = window.Handle,
IsWindowed = true,
ModeDescription = new ModeDescription(0, 0, new Rational(60, 1), Format.R8G8B8A8_UNorm),
SampleDescription = new SampleDescription(1, 0),
Flags = SwapChainFlags.AllowModeSwitch,
SwapEffect = SwapEffect.Discard
};
Device tmp;
var result = Device.CreateWithSwapChain(DriverType.Hardware, DeviceCreationFlags.None, description, out tmp, out swapchain);
if (result.IsFailure)
{
Console.WriteLine("Failed to create Direct3D11 device (" + result.Code.ToString() + ":" + result.Description + ")");
return;
}
Device = tmp;
context = Device.ImmediateContext;
using (var factory = swapchain.GetParent<Factory>())
factory.SetWindowAssociation(window.Handle, WindowAssociationFlags.IgnoreAltEnter);
// Check AA stuff
int q = Device.CheckMultisampleQualityLevels(Format.R8G8B8A8_UNorm, 8);
// Setup the viewport
viewport = new Viewport(0.0f, 0.0f, window.ClientSize.Width, window.ClientSize.Height);
viewport.MinZ = 0.0f;
viewport.MaxZ = 1.0f;
context.Rasterizer.SetViewports(viewport);
// Setup the backbuffer
using (var resource = Resource.FromSwapChain<Texture2D>(swapchain, 0))
rtBackbuffer = new RenderTargetView(Device, resource);
// Setup depth for backbuffer
{
Texture2DDescription texdesc = new Texture2DDescription()
{
ArraySize = 1,
BindFlags = BindFlags.DepthStencil,
CpuAccessFlags = CpuAccessFlags.None,
Format = Format.D32_Float,
Width = (int)viewport.Width,
Height = (int)viewport.Height,
MipLevels = 1,
OptionFlags = ResourceOptionFlags.None,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default
};
texDepthBuffer = new Texture2D(Device, texdesc);
DepthStencilViewDescription viewdesc = new DepthStencilViewDescription()
{
ArraySize = 0,
Format = Format.D32_Float,
Dimension = DepthStencilViewDimension.Texture2D,
MipSlice = 0,
Flags = 0,
FirstArraySlice = 0
};
vwDepthBuffer = new DepthStencilView(Device, texDepthBuffer, viewdesc);
}
// Setup states
#region Depth States
// Setup depth states
{
DepthStencilStateDescription desc = new DepthStencilStateDescription()
{
IsDepthEnabled = true,
IsStencilEnabled = false,
DepthWriteMask = DepthWriteMask.All,
DepthComparison = Comparison.Less
};
Depth_Enabled = DepthStencilState.FromDescription(Device, desc);
}
{
DepthStencilStateDescription desc = new DepthStencilStateDescription()
{
IsDepthEnabled = false,
IsStencilEnabled = false,
DepthWriteMask = DepthWriteMask.Zero,
DepthComparison = Comparison.Less
};
Depth_Disabled = DepthStencilState.FromDescription(Device, desc);
}
{
DepthStencilStateDescription desc = new DepthStencilStateDescription()
{
IsDepthEnabled = true,
IsStencilEnabled = false,
DepthWriteMask = DepthWriteMask.Zero,
DepthComparison = Comparison.Less
};
Depth_ReadOnly = DepthStencilState.FromDescription(Device, desc);
}
#endregion
#region Sampler States
Sampler_Clamp = SamplerState.FromDescription(Device, new SamplerDescription()
{
AddressU = TextureAddressMode.Clamp,
AddressV = TextureAddressMode.Clamp,
AddressW = TextureAddressMode.Clamp,
Filter = Filter.Anisotropic,
MinimumLod = 0.0f,
MaximumLod = float.MaxValue,
MaximumAnisotropy = 16
});
Sampler_Clamp_Point = SamplerState.FromDescription(Device, new SamplerDescription()
{
AddressU = TextureAddressMode.Clamp,
AddressV = TextureAddressMode.Clamp,
AddressW = TextureAddressMode.Clamp,
Filter = Filter.MinMagMipPoint
});
Sampler_Clamp_Linear = SamplerState.FromDescription(Device, new SamplerDescription()
{
AddressU = TextureAddressMode.Clamp,
AddressV = TextureAddressMode.Clamp,
AddressW = TextureAddressMode.Clamp,
Filter = Filter.MinMagMipLinear
});
Sampler_Wrap = SamplerState.FromDescription(Device, new SamplerDescription()
{
AddressU = TextureAddressMode.Wrap,
AddressV = TextureAddressMode.Wrap,
AddressW = TextureAddressMode.Wrap,
Filter = Filter.Anisotropic,
MinimumLod = 0.0f,
MaximumLod = float.MaxValue,
MaximumAnisotropy = 16
});
#endregion
#region Rasterizer States
Culling_Backface = RasterizerState.FromDescription(Device, new RasterizerStateDescription()
{
CullMode = CullMode.Back,
DepthBias = 0,
DepthBiasClamp = 0.0f,
IsDepthClipEnabled = true,
FillMode = FillMode.Solid,
IsAntialiasedLineEnabled = false,
IsFrontCounterclockwise = false,
IsMultisampleEnabled = true,
IsScissorEnabled = false,
SlopeScaledDepthBias = 0.0f
});
Culling_Frontface = RasterizerState.FromDescription(Device, new RasterizerStateDescription()
{
CullMode = CullMode.Front,
DepthBias = 0,
DepthBiasClamp = 0.0f,
IsDepthClipEnabled = true,
FillMode = FillMode.Solid,
IsAntialiasedLineEnabled = false,
IsFrontCounterclockwise = false,
IsMultisampleEnabled = true,
IsScissorEnabled = false,
SlopeScaledDepthBias = 0.0f
});
Culling_None = RasterizerState.FromDescription(Device, new RasterizerStateDescription()
{
CullMode = CullMode.None,
DepthBias = 0,
DepthBiasClamp = 0.0f,
IsDepthClipEnabled = true,
FillMode = FillMode.Solid,
IsAntialiasedLineEnabled = false,
IsFrontCounterclockwise = false,
IsMultisampleEnabled = true,
IsScissorEnabled = false,
SlopeScaledDepthBias = 0.0f
});
#endregion
#region Blend States
{
BlendStateDescription desc = new BlendStateDescription();
desc.RenderTargets[0].BlendEnable = true;
desc.RenderTargets[0].BlendOperation = BlendOperation.Add;
desc.RenderTargets[0].SourceBlend = BlendOption.One;
desc.RenderTargets[0].DestinationBlend = BlendOption.Zero;
desc.RenderTargets[0].BlendOperationAlpha = BlendOperation.Add;
desc.RenderTargets[0].SourceBlendAlpha = BlendOption.One;
desc.RenderTargets[0].DestinationBlendAlpha = BlendOption.Zero;
desc.RenderTargets[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
Blend_Opaque = BlendState.FromDescription(Device, desc);
}
{
BlendStateDescription desc = new BlendStateDescription();
desc.RenderTargets[0].BlendEnable = true;
desc.RenderTargets[0].BlendOperation = BlendOperation.Add;
desc.RenderTargets[0].SourceBlend = BlendOption.SourceAlpha;
desc.RenderTargets[0].DestinationBlend = BlendOption.InverseSourceAlpha;
desc.RenderTargets[0].BlendOperationAlpha = BlendOperation.Add;
desc.RenderTargets[0].SourceBlendAlpha = BlendOption.One;
desc.RenderTargets[0].DestinationBlendAlpha = BlendOption.Zero;
desc.RenderTargets[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
Blend_Alpha = BlendState.FromDescription(Device, desc);
}
{
BlendStateDescription desc = new BlendStateDescription();
desc.RenderTargets[0].BlendEnable = true;
desc.RenderTargets[0].BlendOperation = BlendOperation.Add;
desc.RenderTargets[0].SourceBlend = BlendOption.One;
desc.RenderTargets[0].DestinationBlend = BlendOption.One;
desc.RenderTargets[0].BlendOperationAlpha = BlendOperation.Add;
desc.RenderTargets[0].SourceBlendAlpha = BlendOption.One;
desc.RenderTargets[0].DestinationBlendAlpha = BlendOption.Zero;
desc.RenderTargets[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
Blend_Add = BlendState.FromDescription(Device, desc);
}
{
BlendStateDescription desc = new BlendStateDescription();
desc.RenderTargets[0].BlendEnable = true;
desc.RenderTargets[0].BlendOperation = BlendOperation.Add;
desc.RenderTargets[0].SourceBlend = BlendOption.DestinationColor;
desc.RenderTargets[0].DestinationBlend = BlendOption.Zero;
desc.RenderTargets[0].BlendOperationAlpha = BlendOperation.Add;
desc.RenderTargets[0].SourceBlendAlpha = BlendOption.One;
desc.RenderTargets[0].DestinationBlendAlpha = BlendOption.Zero;
desc.RenderTargets[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
Blend_Multiply = BlendState.FromDescription(Device, desc);
}
#endregion
// Setup default states
Depth = Depth_Enabled;
Culling = Culling_Backface;
Blend = Blend_Opaque;
// Setup other objects
shaderresourcemap = new Dictionary<Resource, ShaderResourceView>();
resourceviewslots = new ShaderResourceViewData[MaxPixelShaderResourceViewSlots];
// Send the window created message
WindowCreatedMessage windowcreatedmsg = new WindowCreatedMessage();
windowcreatedmsg.Form = window;
Owner.MessagePool.SendMessage(windowcreatedmsg);
// Show the form
window.Show();
}
public void OnInitialise(InitialiseMessage msg)
{
// Initialise scene manager
Console.WriteLine("Initialising scene manager...");
// Initialise messages
queuemsg = new PopulateRenderQueue();
queuemsg.SceneManager = this;
cameramsg = new PopulateCameraList();
cameramsg.Cameras = new OrderedList<Camera>(new CameraComparer());
cameramsg.ShadowCasters = new HashSet<ShadowCaster>();
lightmsg = new PopulateLightList();
lightmsg.Lights = new OrderedList<Light>(new LightComparer());
psysmsg = new PopulateParticleSystemList();
psysmsg.ParticleSystems = new List<ParticleSystem>();
// Create render queue
workitempool = new ResourcePool<RenderWorkItem>();
renderqueue = new OrderedList<RenderWorkItem>(new RenderWorkItemComparer());
effectqueue = new OrderedList<PostProcessEffect>(new PostProcessEffectComparer());
// Setup GBuffer
Renderer renderer = Owner.GetComponent<Renderer>();
gbuffer = renderer.CreateRenderTarget(1, "GBuffer");
gbuffer.ClearColour = new Color4(0.0f, 0.0f, 0.0f, 0.0f);
gbuffer.AddDepthComponent();
gbuffer_colour = gbuffer.AddTextureComponent();
gbuffer_normal = gbuffer.AddTextureComponent(SlimDX.DXGI.Format.R32G32B32A32_Float);
gbuffer_position = gbuffer.AddTextureComponent(SlimDX.DXGI.Format.R32G32B32A32_Float);
gbuffer_material = gbuffer.AddTextureComponent(SlimDX.DXGI.Format.R32G32B32A32_Float);
gbuffer.Finish();
// Setup light accumulation buffer
lightaccum = renderer.CreateRenderTarget(1, "LightAccum");
lightaccum.ClearColour = new Color4(1.0f, 0.0f, 0.0f, 0.0f);
lightaccum_diffuse = lightaccum.AddTextureComponent(SlimDX.DXGI.Format.R32G32B32A32_Float);
lightaccum_specular = lightaccum.AddTextureComponent(SlimDX.DXGI.Format.R32G32B32A32_Float);
lightaccum.Finish();
// Setup particle accumulation buffer
particleaccum = renderer.CreateRenderTarget(1, "ParticleAccum");
particleaccum.ClearColour = new Color4(0.0f, 0.0f, 0.0f, 0.0f);
particleaccum_colour = particleaccum.AddTextureComponent();
particleaccum.Finish();
// Setup swap buffers
swapA = renderer.CreateRenderTarget(1, "SwapA");
swapA_colour = swapA.AddTextureComponent();
swapA.Finish();
swapB = renderer.CreateRenderTarget(1, "SwapB");
swapB_colour = swapB.AddTextureComponent();
swapB.Finish();
// Setup materials
MaterialSystem matsys = Owner.GetComponent<MaterialSystem>();
mat_blit = matsys.CreateMaterial("blit", "blit");
mat_blit.SetParameter("smpTexture", renderer.Sampler_Clamp);
mat_blitlight = matsys.CreateMaterial("blit_light", "blit_light");
mat_blitlight.SetParameter("smpTexture", renderer.Sampler_Clamp);
mat_blitlight.SetParameter("texColour", gbuffer.GetTexture(gbuffer_colour));
mat_blitlight.SetParameter("texDiffuseLight", lightaccum.GetTexture(lightaccum_diffuse));
mat_blitlight.SetParameter("texSpecularLight", lightaccum.GetTexture(lightaccum_specular));
// Setup lights
mat_lights = new Dictionary<LightType, Material>();
mat_lights.Add(LightType.Ambient, matsys.CreateMaterial("light_ambient", "light_ambient"));
mat_lights.Add(LightType.Directional, matsys.CreateMaterial("light_directional", "light_directional"));
mat_lights.Add(LightType.Point, matsys.CreateMaterial("light_point", "light_point"));
foreach (Material mat in mat_lights.Values)
{
mat.SetParameter("texNormal", gbuffer.GetTexture(gbuffer_normal));
mat.SetParameter("texPosition", gbuffer.GetTexture(gbuffer_position));
mat.SetParameter("texMaterial", gbuffer.GetTexture(gbuffer_material));
mat.SetParameter("smpTexture", renderer.Sampler_Clamp);
}
// Setup meshes
mesh_fs = MeshBuilder.BuildFullscreenQuad();
mesh_skybox = MeshBuilder.BuildCube();
}
