public GlobalIlluminationRenderer(Device device, Vector3 sceneBoundsMin, Vector3 sceneBoundsMax)
{
m_CubeObject = TextureObject.CreateCubeTexture(device, 128, 128, 1, Format.R16G16B16A16_Float, false, true);
m_CubeObjectDepth = TextureObject.CreateCubeTexture(device, 128, 128, 1, Format.R32_Typeless, true, true);
if (System.IO.File.Exists("textures\\givolumer.dds"))
{
m_GIVolumeR = TextureObject.CreateTexture3DFromFile(device, VolumeSizeX, VolumeSizeY, VolumeSizeZ, Format.R16G16B16A16_Float, "textures\\givolumer.dds");
m_GIVolumeG = TextureObject.CreateTexture3DFromFile(device, VolumeSizeX, VolumeSizeY, VolumeSizeZ, Format.R16G16B16A16_Float, "textures\\givolumeg.dds");
m_GIVolumeB = TextureObject.CreateTexture3DFromFile(device, VolumeSizeX, VolumeSizeY, VolumeSizeZ, Format.R16G16B16A16_Float, "textures\\givolumeb.dds");
}
else
{
m_GIVolumeR = TextureObject.CreateTexture3D(device, VolumeSizeX, VolumeSizeY, VolumeSizeZ, Format.R16G16B16A16_Float);
m_GIVolumeG = TextureObject.CreateTexture3D(device, VolumeSizeX, VolumeSizeY, VolumeSizeZ, Format.R16G16B16A16_Float);
m_GIVolumeB = TextureObject.CreateTexture3D(device, VolumeSizeX, VolumeSizeY, VolumeSizeZ, Format.R16G16B16A16_Float);
}
m_InitialSHSet = RenderTargetSet.CreateRenderTargetSet(device, 128, 128, Format.R16G16B16A16_Float, 3, false);
m_Downsampled16x16SHSetR = RenderTargetSet.CreateRenderTargetSet(device, 32, 32, Format.R16G16B16A16_Float, 1, false);
m_Downsampled16x16SHSetG = RenderTargetSet.CreateRenderTargetSet(device, 32, 32, Format.R16G16B16A16_Float, 1, false);
m_Downsampled16x16SHSetB = RenderTargetSet.CreateRenderTargetSet(device, 32, 32, Format.R16G16B16A16_Float, 1, false);
m_Downsampled4x4SHSetR = RenderTargetSet.CreateRenderTargetSet(device, 8, 8, Format.R16G16B16A16_Float, 1, false);
m_Downsampled4x4SHSetG = RenderTargetSet.CreateRenderTargetSet(device, 8, 8, Format.R16G16B16A16_Float, 1, false);
m_Downsampled4x4SHSetB = RenderTargetSet.CreateRenderTargetSet(device, 8, 8, Format.R16G16B16A16_Float, 1, false);
m_GIConstantBuffer = ShaderManager.CreateConstantBufferInstance("GIConstantBuffer", device);
m_SceneBoundsMin = sceneBoundsMin;
m_SceneBoundsMax = sceneBoundsMax;
}
public SSAOEffectPass(SlimDX.Direct3D11.Device device, int resolutionX, int resolutionY)
{
m_RTDescriptor = new RenderTargetSet.RenderTargetDescriptor()
{
m_Format = Format.R8G8B8A8_UNorm,
m_HasDepth = false,
m_NumSurfaces = 1,
m_Height = resolutionY,
m_Width = resolutionX
};
TemporalSurfaceManager.InitializeRenderTarget("SSAO", m_RTDescriptor);
m_SSAOBuffer = ShaderManager.CreateConstantBufferInstance("SSAOBuffer", device);
}
public static void Initialize(Device device)
{
m_CurrentViewportBuffer = ShaderManager.CreateConstantBufferInstance("CurrentViewport", device);
}
public void Initialize(Device device, Form form, Panel panel, int resolutionX, int resolutionY)
{
m_ResolutionX = resolutionX;
m_ResolutionY = resolutionY;
m_FullResDescriptor = new RenderTargetSet.RenderTargetDescriptor()
{
m_Format = Format.R16G16B16A16_Float,
m_HasDepth = false,
m_NumSurfaces = 1,
m_Height = resolutionY,
m_Width = resolutionX
};
m_FullResAndDepthDescriptor = new RenderTargetSet.RenderTargetDescriptor()
{
m_Format = Format.R16G16B16A16_Float,
m_HasDepth = true,
m_NumSurfaces = 1,
m_Height = resolutionY,
m_Width = resolutionX
};
m_ResolvedColorDescriptor = new RenderTargetSet.RenderTargetDescriptor()
{
m_Format = Format.R8G8B8A8_UNorm,
m_HasDepth = false,
m_NumSurfaces = 1,
m_Height = resolutionY,
m_Width = resolutionX
};
m_LinearDepthDescriptor = new RenderTargetSet.RenderTargetDescriptor()
{
m_Format = Format.R32_Float,
m_HasDepth = false,
m_NumSurfaces = 1,
m_Height = resolutionY,
m_Width = resolutionX
};
m_SSAODescriptor = new RenderTargetSet.RenderTargetDescriptor()
{
m_Format = Format.R8_UNorm,
m_HasDepth = false,
m_NumSurfaces = 1,
m_Height = resolutionY,
m_Width = resolutionX
};
m_SimpleSceneWrapper.Initialize(device, "sponza");
TemporalSurfaceManager.InitializeRenderTarget("ResolvedColor", m_ResolvedColorDescriptor);
TemporalSurfaceManager.InitializeRenderTarget("MotionVectors",
new RenderTargetSet.RenderTargetDescriptor()
{
m_Format = Format.R16G16_Float,
m_HasDepth = false,
m_NumSurfaces = 1,
m_Height = resolutionY,
m_Width = resolutionX
});
m_PostEffectsConstantBuffer = ShaderManager.CreateConstantBufferInstance("PostEffects", device);
m_ForwardPassBuffer = ShaderManager.CreateConstantBufferInstance("ForwardPassBuffer", device);
m_ViewportConstantBuffer = ShaderManager.CreateConstantBufferInstance("GlobalViewportBuffer", device);
m_CurrentViewportBuffer = ShaderManager.CreateConstantBufferInstance("CurrentViewport", device);
Vector3 min, max;
m_SimpleSceneWrapper.GetSceneBounds(out min, out max);
m_GIRenderer = new GlobalIlluminationRenderer(device, min, max);
// Init passes
m_ScatterDOFPass = new ScatterDOFPass();
m_ScatterDOFPass.Initialize(device, resolutionX, resolutionY);
m_ResolveHDRPass = new ResolveHDRPass();
m_ResolveMotionVectorsPass = new ResolveMotionVectorsPass();
m_ResolveTemporalPass = new ResolveTemporalMotionBasedPass();
m_FxaaPass = new FxaaPass();
m_SSAOPass = new SSAOEffectPass(device, resolutionX, resolutionY);
m_LuminanceCalculations = new LuminanceCalculations(device, resolutionX, resolutionY);
m_ShadowEVSMGenerator = new ShadowEVSMGenerator();
m_VolumetricFog = new VolumetricFog();
m_VolumetricFog.Initialize(device);
m_StartTime = DateTime.Now;
m_ViewportCamera.BindToInput(form, panel);
POISSON_SAMPLES = new float[POISSON_SAMPLE_NUM * 2]
{
0.655897408497f, 0.95575996511f,
0.944576716895f, 0.455478901428f,
0.203683172197f, 0.0177149729234f,
0.383628747896f, 0.379284571357f,
0.945473563065f, 0.779431977074f,
0.570420562284f, 0.576156483093f,
0.674354533289f, 0.286346887653f,
0.347776132801f, 0.734938485879f,
};
}
static void Main()
{
m_FrameNumber = 0;
m_Time = 0.0f;
Device device;
SwapChain swapChain;
//var form = new RenderForm("CSharpRenderer");
var form = new CSharpRendererMainForm();
var panel = form.GetRenderingPanel();
form.ClientSize = new System.Drawing.Size(ResolutionX, ResolutionY);
var description = new SwapChainDescription()
{
BufferCount = 2,
Usage = Usage.RenderTargetOutput,
OutputHandle = panel.Handle,
IsWindowed = true,
ModeDescription = new ModeDescription(ResolutionX, ResolutionY, new Rational(60, 1), Format.R8G8B8A8_UNorm),
SampleDescription = new SampleDescription(1, 0),
Flags = SwapChainFlags.AllowModeSwitch,
SwapEffect = SwapEffect.Discard
};
Device.CreateWithSwapChain(DriverType.Hardware, DeviceCreationFlags.None, description, out device, out swapChain);
var swapChainResource = Resource.FromSwapChain <Texture2D>(swapChain, 0);
SamplerStates.Initialize(device);
ShaderManager.Initialize(device);
GPUProfiler.Initialize(device);
ContextHelper.Initialize(device);
RenderTargetManager.Initialize(device);
PostEffectHelper.Initialize(device, ResolutionX, ResolutionY);
CubemapRenderHelper.Initialize(device);
PerlinNoiseRenderHelper.Initialize(device, device.ImmediateContext);
LightingLUTHelper.Initialize(device, device.ImmediateContext);
DebugManager.Initialize(device, ResolutionX, ResolutionY);
InitializeControls(form);
Scene scene = new Scene();
scene.Initialize(device, form, panel, ResolutionX, ResolutionY);
var resolvedRenderTarget = RenderTargetSet.CreateRenderTargetSet(device, ResolutionX, ResolutionY, Format.R8G8B8A8_UNorm, 1, false);
RenderTargetSet.BindNull(device.ImmediateContext);
// setting a viewport is required if you want to actually see anything
var context = device.ImmediateContext;
// prevent DXGI handling of alt+enter, which doesn't work properly with Winforms
using (var factory = swapChain.GetParent <Factory>())
factory.SetWindowAssociation(panel.Handle, WindowAssociationFlags.IgnoreAltEnter);
int counter = 0;
Dictionary <string, double> profilers;
profilers = new Dictionary <String, double>();
DateTime now = DateTime.Now;
CustomConstantBufferInstance globalFrameConstantBuffer = ShaderManager.CreateConstantBufferInstance("GlobalFrameBuffer", device);
MessagePump.Run(form, () =>
{
TemporalSurfaceManager.UpdateTemporalSurfaces();
if (ShaderManager.UpdateShaderManager(device))
{
InitializeControls(form);
}
GPUProfiler.BeginFrameProfiling(context);
double timeDelta = (DateTime.Now - now).TotalMilliseconds;
if (!form.GetFreezeTime())
{
m_Time += timeDelta / 1000.0;
m_FrameNumber++;
}
UpdateGlobalConstantBuffer(context, globalFrameConstantBuffer, form);
scene.RenderFrame(context, timeDelta, resolvedRenderTarget);
now = DateTime.Now;
DebugManager.PresentDebug(context, resolvedRenderTarget);
context.CopyResource(resolvedRenderTarget.m_RenderTargets[0].m_TextureObject2D, swapChainResource);
GPUProfiler.EndFrameProfiling(context);
swapChain.Present(0, PresentFlags.None);
context.PixelShader.SetShaderResource(null, 0);
if (GPUProfiler.m_CurrentFrameProfilerTree != null)
{
Action <GPUProfiler.ProfilerTreeMember, String> processLevel = null;
processLevel = (GPUProfiler.ProfilerTreeMember treeMember, String level) =>
{
string finalName = level + treeMember.m_Name;
if (profilers.ContainsKey(finalName))
{
profilers[finalName] += treeMember.m_Time;
}
else
{
profilers.Add(finalName, treeMember.m_Time);
}
foreach (var v in treeMember.m_ChildMembers)
{
processLevel(v, level + "_");
}
};
processLevel(GPUProfiler.m_CurrentFrameProfilerTree, "");
}
CheckAndUpdateDebugUI(context, form);
if (++counter == 10)
{
UpdateControls();
DataGridView dataGridView = form.GetDataGridView();
dataGridView.Rows.Clear();
foreach (var profilerEntry in profilers)
{
DataGridViewRow row = new DataGridViewRow();
row.CreateCells(dataGridView);
row.Cells[0].Value = profilerEntry.Key;
row.Cells[1].Value = String.Format("{0}", Math.Round(profilerEntry.Value * 100.0 / 10.0) / 100.0);
dataGridView.Rows.Add(row);
}
profilers.Clear();
counter = 0;
}
else
{
// avoid 2ms frame times...
System.Threading.Thread.Sleep(10);
}
});
}
public void Initialize(Device device, Form form, Panel panel, int resolutionX, int resolutionY)
{
m_ResolutionX = resolutionX;
m_ResolutionY = resolutionY;
m_FullResDescriptor = new RenderTargetSet.RenderTargetDescriptor()
{
m_Format = Format.R16G16B16A16_Float,
m_HasDepth = false,
m_NumSurfaces = 1,
m_Height = resolutionY,
m_Width = resolutionX
};
m_FullResAndDepthDescriptor = new RenderTargetSet.RenderTargetDescriptor()
{
m_Format = Format.R16G16B16A16_Float,
m_HasDepth = true,
m_NumSurfaces = 1,
m_Height = resolutionY,
m_Width = resolutionX
};
m_ResolvedColorDescriptor = new RenderTargetSet.RenderTargetDescriptor()
{
m_Format = Format.R8G8B8A8_UNorm,
m_HasDepth = false,
m_NumSurfaces = 1,
m_Height = resolutionY,
m_Width = resolutionX
};
m_LinearDepthDescriptor = new RenderTargetSet.RenderTargetDescriptor()
{
m_Format = Format.R32_Float,
m_HasDepth = false,
m_NumSurfaces = 1,
m_Height = resolutionY,
m_Width = resolutionX
};
m_SSAODescriptor = new RenderTargetSet.RenderTargetDescriptor()
{
m_Format = Format.R8_UNorm,
m_HasDepth = false,
m_NumSurfaces = 1,
m_Height = resolutionY,
m_Width = resolutionX
};
m_SimpleSceneWrapper.Initialize(device, "sponza");
TemporalSurfaceManager.InitializeRenderTarget("ResolvedColor", m_ResolvedColorDescriptor);
TemporalSurfaceManager.InitializeRenderTarget("MotionVectors",
new RenderTargetSet.RenderTargetDescriptor()
{
m_Format = Format.R16G16_Float,
m_HasDepth = false,
m_NumSurfaces = 1,
m_Height = resolutionY,
m_Width = resolutionX
});
m_PostEffectsConstantBuffer = ShaderManager.CreateConstantBufferInstance("PostEffects", device);
m_ForwardPassBuffer = ShaderManager.CreateConstantBufferInstance("ForwardPassBuffer", device);
m_ViewportConstantBuffer = ShaderManager.CreateConstantBufferInstance("GlobalViewportBuffer", device);
m_CurrentViewportBuffer = ShaderManager.CreateConstantBufferInstance("CurrentViewport", device);
Vector3 min, max;
m_SimpleSceneWrapper.GetSceneBounds(out min, out max);
m_GIRenderer = new GlobalIlluminationRenderer(device, min, max);
// Init passes
m_ScatterDOFPass = new ScatterDOFPass();
m_ScatterDOFPass.Initialize(device, resolutionX, resolutionY);
m_ResolveHDRPass = new ResolveHDRPass();
m_ResolveMotionVectorsPass = new ResolveMotionVectorsPass();
m_ResolveTemporalPass = new ResolveTemporalMotionBasedPass();
m_FxaaPass = new FxaaPass();
m_SSAOPass = new SSAOEffectPass(device, resolutionX, resolutionY);
m_LuminanceCalculations = new LuminanceCalculations(device, resolutionX, resolutionY);
m_ShadowEVSMGenerator = new ShadowEVSMGenerator();
m_ViewportCamera.BindToInput(form, panel);
}