public void ExecutePass(DeviceContext context, RenderTargetSet sourceSet)
{
PostEffectHelper.LinearizeDepth(context, m_LinearDepth, sourceSet);
DebugManager.RegisterDebug(context, "LinearDepth", m_LinearDepth);
using (new GpuProfilePoint(context, "DownsampleDepthNormals"))
{
m_LinearDepth.BindSRV(context, 0);
sourceSet.BindSRV(context, 1);
m_HalfLinearDepth.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "DownsampleDepthNormals");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
}
DebugManager.RegisterDebug(context, "HalfLinearDepth", m_HalfLinearDepth);
DebugManager.RegisterDebug(context, "HalfNormals", m_HalfLinearDepth, 1);
using (new GpuProfilePoint(context, "OutputBilateralOffsets"))
{
m_LinearDepth.BindSRV(context, 0);
m_HalfLinearDepth.BindSRV(context, 2);
m_BilateralUpsampleOffsets.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "OutputBilateralOffsets");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
}
DebugManager.RegisterDebug(context, "BilateralOffsets", m_BilateralUpsampleOffsets);
}
public void ExecutePass(
DeviceContext context,
RenderTargetSet target,
RenderTargetSet sourceCurrent,
RenderTargetSet sourceHistory,
RenderTargetSet motionVectors,
RenderTargetSet motionVectorsPrevious,
bool accumulateHistory = false)
{
using (new GpuProfilePoint(context, "ResolveTemporalMotionBased"))
{
sourceCurrent.BindSRV(context, 0);
sourceHistory.BindSRV(context, 1);
motionVectors.BindSRV(context, 2);
motionVectorsPrevious.BindSRV(context, 3);
target.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, accumulateHistory ? "ResolveTemporalHistoryAccumulation" : "ResolveTemporalMotionBased");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
if (accumulateHistory)
{
PostEffectHelper.Copy(context, sourceCurrent, target);
}
}
}
public static void Initialize(Device device, DeviceContext context)
{
// Create helper textures
m_PermTexture = RenderTargetSet.CreateRenderTargetSet(device, 256, 1, Format.R8_UNorm, 1, false);
m_PermTexture2D = RenderTargetSet.CreateRenderTargetSet(device, 256, 256, Format.R8G8B8A8_UNorm, 1, false);
m_GradTexture = RenderTargetSet.CreateRenderTargetSet(device, 16, 1, Format.R8G8B8A8_SNorm, 1, false);
m_PermGradTexture = RenderTargetSet.CreateRenderTargetSet(device, 256, 1, Format.R8G8B8A8_SNorm, 1, false);
m_PermGrad4DTexture = RenderTargetSet.CreateRenderTargetSet(device, 256, 1, Format.R8G8B8A8_SNorm, 1, false);
m_GradTexture4D = RenderTargetSet.CreateRenderTargetSet(device, 32, 1, Format.R8G8B8A8_SNorm, 1, false);
m_PermTexture.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "GeneratePermTexture");
RenderTargetSet.BindNull(context);
m_PermTexture2D.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "GeneratePermTexture2d");
RenderTargetSet.BindNull(context);
m_GradTexture.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "GenerateGradTexture");
RenderTargetSet.BindNull(context);
m_PermGradTexture.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "GeneratePermGradTexture");
RenderTargetSet.BindNull(context);
m_PermGrad4DTexture.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "GeneratePermGrad4dTexture");
RenderTargetSet.BindNull(context);
m_GradTexture4D.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "GenerateGradTexture4d");
RenderTargetSet.BindNull(context);
}
public void ExecutePass(DeviceContext context, SimpleSceneWrapper sceneWrapper, Vector3 position)
{
//using (new GpuProfilePoint(context, "CubemapRender"))
{
context.PixelShader.SetShaderResource(m_GIVolumeR.m_ShaderResourceView, 5);
context.PixelShader.SetShaderResource(m_GIVolumeG.m_ShaderResourceView, 6);
context.PixelShader.SetShaderResource(m_GIVolumeB.m_ShaderResourceView, 7);
CubemapRenderHelper.RenderCubemap(context, m_CubeObject, m_CubeObjectDepth, sceneWrapper, position, 50.0f, false, new Color4(1.0f, 0.75f, 0.75f, 1.0f));
}
//using (new GpuProfilePoint(context, "InitSH"))
{
context.PixelShader.SetShaderResource(m_CubeObject.m_ShaderResourceView, 0);
m_InitialSHSet.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "GIInitSH");
RenderTargetSet.BindNull(context);
DownsamplePass(context, m_InitialSHSet, m_Downsampled16x16SHSetR, m_Downsampled16x16SHSetG, m_Downsampled16x16SHSetB);
m_Downsampled16x16SHSetR.BindSRV(context, 0);
m_Downsampled4x4SHSetR.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "Downsample4x4");
RenderTargetSet.BindNull(context);
m_Downsampled16x16SHSetG.BindSRV(context, 0);
m_Downsampled4x4SHSetG.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "Downsample4x4");
RenderTargetSet.BindNull(context);
m_Downsampled16x16SHSetB.BindSRV(context, 0);
m_Downsampled4x4SHSetB.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "Downsample4x4");
RenderTargetSet.BindNull(context);
Vector3 sceneMin, sceneMax;
sceneWrapper.GetSceneBounds(out sceneMin, out sceneMax);
Vector3 positionInVolume = position - sceneMin;
positionInVolume.X = positionInVolume.X / (sceneMax.X - sceneMin.X);
positionInVolume.Y = positionInVolume.Y / (sceneMax.Y - sceneMin.Y);
positionInVolume.Z = positionInVolume.Z / (sceneMax.Z - sceneMin.Z);
dynamic scb = m_GIConstantBuffer;
scb.g_InjectPosition = new Vector4(new Vector3(positionInVolume.X * (float)(m_VolumeSizeX - 1), positionInVolume.Y * (float)(m_VolumeSizeY - 1), positionInVolume.Z * (float)(m_VolumeSizeZ - 1)), 0);
m_GIConstantBuffer.CompileAndBind(context);
m_Downsampled4x4SHSetR.BindSRV(context, 2);
m_Downsampled4x4SHSetG.BindSRV(context, 3);
m_Downsampled4x4SHSetB.BindSRV(context, 4);
context.ComputeShader.SetUnorderedAccessView(m_GIVolumeR.m_UnorderedAccessView, 0);
context.ComputeShader.SetUnorderedAccessView(m_GIVolumeG.m_UnorderedAccessView, 1);
context.ComputeShader.SetUnorderedAccessView(m_GIVolumeB.m_UnorderedAccessView, 2);
ShaderManager.ExecuteComputeForSize(context, 1, 1, 1, "InjectSHIntoVolume");
ContextHelper.ClearCSContext(context);
}
}
public static void CopyFrac(DeviceContext context, RenderTargetSet target, RenderTargetSet source, int rtNum = 0)
{
using (new GpuProfilePoint(context, "Copy"))
{
source.BindSRV(context, 0, rtNum);
target.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "CopyFrac");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
}
}
public void ExecutePass(DeviceContext context, RenderTargetSet target, RenderTargetSet source)
{
using (new GpuProfilePoint(context, "ResolveMotionVectors"))
{
source.BindDepthAsSRV(context, 0);
target.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "ResolveMotionVectors");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
}
}
public static void LinearizeDepth(DeviceContext context, RenderTargetSet target, RenderTargetSet source)
{
using (new GpuProfilePoint(context, "LinearizeDepth"))
{
source.BindDepthAsSRV(context, 0);
target.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "LinearizeDepth");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
}
}
public static void Difference(DeviceContext context, RenderTargetSet target, RenderTargetSet source1, RenderTargetSet source2, int rtNum = 0)
{
using (new GpuProfilePoint(context, "Difference"))
{
source1.BindSRV(context, 0, rtNum);
source2.BindSRV(context, 1, rtNum);
target.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "Difference");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
}
}
public void ExecutePass(DeviceContext context, RenderTargetSet target, RenderTargetSet source, RenderTargetSet luminanceTexture)
{
using (new GpuProfilePoint(context, "HDR Resolve"))
{
source.BindSRV(context, 0);
luminanceTexture.BindSRV(context, 1);
target.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "ResolveHDR");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
}
}
public void ExecutePass(DeviceContext context, RenderTargetSet target, RenderTargetSet linearDepth, RenderTargetSet motionVectors)
{
RenderTargetSet ssaoCurrent = TemporalSurfaceManager.GetRenderTargetCurrent("SSAO");
RenderTargetSet ssaoHistory = TemporalSurfaceManager.GetRenderTargetHistory("SSAO");
RenderTargetSet tempBlurBuffer = RenderTargetManager.RequestRenderTargetFromPool(m_RTDescriptor);
Random rand = new Random();
dynamic scb = m_SSAOBuffer;
scb.g_SSAOPhase = (float)rand.NextDouble() * 3.1415f;
m_SSAOBuffer.CompileAndBind(context);
using (new GpuProfilePoint(context, "SSAO"))
{
using (new GpuProfilePoint(context, "SSAOCalculate"))
{
linearDepth.BindSRV(context, 0);
ssaoHistory.BindSRV(context, 1);
motionVectors.BindSRV(context, 2);
ssaoCurrent.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "SSAOCalculate");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
}
SurfaceDebugManager.RegisterDebug(context, "SSAOMain", ssaoCurrent);
using (new GpuProfilePoint(context, "SSAOBlur"))
{
ssaoCurrent.BindSRV(context, 1);
tempBlurBuffer.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "SSAOBlurHorizontal");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
SurfaceDebugManager.RegisterDebug(context, "SSAOBlurH", tempBlurBuffer);
tempBlurBuffer.BindSRV(context, 1);
target.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "SSAOBlurVertical");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
SurfaceDebugManager.RegisterDebug(context, "SSAOBlurV", target);
}
}
RenderTargetManager.ReleaseRenderTargetToPool(tempBlurBuffer);
}
public void ExecutePass(DeviceContext context, RenderTargetSet target, RenderTargetSet source, RenderTargetSet depthSource)
{
using (new GpuProfilePoint(context, "Bokeh DoF"))
{
RenderTargetSet halfResColorCoC = RenderTargetManager.RequestRenderTargetFromPool(m_HalfResDescriptor);
RenderTargetSet bokehAccumulate = RenderTargetManager.RequestRenderTargetFromPool(m_HalfHeightDescriptor);
using (new GpuProfilePoint(context, "Downsample"))
{
source.BindSRV(context, 0);
depthSource.BindDepthAsSRV(context, 1);
halfResColorCoC.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "DownsampleColorCoC");
ContextHelper.ClearSRVs(context);
}
using (new GpuProfilePoint(context, "Sprites"))
{
bokehAccumulate.Clear(context, new Color4(0.0f, 0.0f, 0.0f, 0.0f));
bokehAccumulate.BindAsRenderTarget(context, false);
halfResColorCoC.BindSRV(context, 0);
context.PixelShader.SetShaderResource(m_BokehSpriteTextureSRV, 4);
context.VertexShader.Set(ShaderManager.GetVertexShader("VertexFullScreenDofGrid"));
context.PixelShader.Set(ShaderManager.GetPixelShader("BokehSprite"));
ContextHelper.SetBlendState(context, ContextHelper.BlendType.Additive);
PostEffectHelper.RenderFullscreenGrid(context, m_NumQuads);
ContextHelper.SetBlendState(context, ContextHelper.BlendType.None);
ContextHelper.ClearSRVs(context);
}
using (new GpuProfilePoint(context, "ResolveBokeh"))
{
target.BindAsRenderTarget(context);
source.BindSRV(context, 0);
bokehAccumulate.BindSRV(context, 2);
halfResColorCoC.BindSRV(context, 3);
PostEffectHelper.RenderFullscreenTriangle(context, m_DebugBokeh ? "ResolveBokehDebug" : "ResolveBokeh");
ContextHelper.ClearSRVs(context);
}
RenderTargetManager.ReleaseRenderTargetToPool(halfResColorCoC);
RenderTargetManager.ReleaseRenderTargetToPool(bokehAccumulate);
RenderTargetSet.BindNull(context);
}
}
public void ExecutePass(DeviceContext context, RenderTargetSet linearDepth, RenderTargetSet motionVectors, RenderTargetSet surfaceNormals, RenderTargetSet sourceColor, Camera sceneCam, DepthOperationsPass depthOps)
{
RenderTargetSet ssrCurrent = TemporalSurfaceManager.GetRenderTargetCurrent("SSReflections");
RenderTargetSet ssrHistory = TemporalSurfaceManager.GetRenderTargetHistory("SSReflections");
RenderTargetSet traceRT = RenderTargetManager.RequestRenderTargetFromPool(m_ResultsRTDescriptor);
if (DebugManager.IsFeatureOn("SSReflections"))
{
using (new GpuProfilePoint(context, "SSReflections"))
{
using (new GpuProfilePoint(context, "SSReflectionsRaytrace"))
{
context.PixelShader.SetShaderResource(PostEffectHelper.m_RandomNumbersBuffer.m_ShaderResourceView, 39);
linearDepth.BindSRV(context, 0);
surfaceNormals.BindSRV(context, 1);
sourceColor.BindSRV(context, 2);
motionVectors.BindSRV(context, 3);
traceRT.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "SSReflectionsRaytrace");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
}
using (new GpuProfilePoint(context, "SSReflectionsBlur"))
{
linearDepth.BindSRV(context, 0);
surfaceNormals.BindSRV(context, 1);
traceRT.BindSRV(context, 2);
motionVectors.BindSRV(context, 3);
ssrHistory.BindSRV(context, 4);
ssrCurrent.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "SSReflectionsBlur");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
}
}
}
else
{
traceRT.Clear(context, new Color4(0.0f, 0.0f, 0.0f, 0.0f));
ssrCurrent.Clear(context, new Color4(0.0f, 0.0f, 0.0f, 0.0f));
}
DebugManager.RegisterDebug(context, "SSRRaytrace", traceRT);
DebugManager.RegisterDebug(context, "SSRBlur", ssrCurrent);
RenderTargetManager.ReleaseRenderTargetToPool(traceRT);
}
void DownsamplePass(DeviceContext context, RenderTargetSet inputSet, RenderTargetSet targetRSet, RenderTargetSet targetGSet, RenderTargetSet targetBSet)
{
inputSet.BindSRV(context, 0, 0);
targetRSet.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "Downsample4x4");
RenderTargetSet.BindNull(context);
inputSet.BindSRV(context, 0, 1);
targetGSet.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "Downsample4x4");
RenderTargetSet.BindNull(context);
inputSet.BindSRV(context, 0, 2);
targetBSet.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "Downsample4x4");
RenderTargetSet.BindNull(context);
}
public static void GenerateCubemapMips(DeviceContext context, string shader, TextureObject targetTexture, TextureObject sourceTexture)
{
for (int m = 0; m < targetTexture.m_Mips; ++m)
{
for (int i = 0; i < 6; ++i)
{
dynamic cdb = m_CubemapDownsampleBuffer;
cdb.g_Mip = (float)m;
cdb.g_Face = i;
m_CubemapDownsampleBuffer.CompileAndBind(context);
RenderTargetSet.BindTextureAsRenderTarget(context, targetTexture.m_ArrayRenderTargetViews[m * 6 + i], null, targetTexture.m_Width >> m, targetTexture.m_Height >> m);
context.PixelShader.SetShaderResource(PostEffectHelper.m_RandomNumbersBuffer.m_ShaderResourceView, 39);
context.PixelShader.SetShaderResource(sourceTexture.m_ShaderResourceView, 0);
PostEffectHelper.RenderFullscreenTriangle(context, shader);
RenderTargetSet.BindNull(context);
}
}
}
public static void Initialize(Device device, DeviceContext context)
{
// Create helper textures
m_EnvLightingLUT = RenderTargetSet.CreateRenderTargetSet(device, 128, 128, Format.R16G16_Float, 1, false);
m_GGXLightingDLUT = RenderTargetSet.CreateRenderTargetSet(device, 256, 128, Format.R16_Float, 1, false);
m_GGXLightingFVLUT = RenderTargetSet.CreateRenderTargetSet(device, 256, 128, Format.R16G16_Float, 1, false);
m_GGXLightingDLUT.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "GenerateGGXLightingDLUT");
RenderTargetSet.BindNull(context);
m_GGXLightingFVLUT.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "GenerateGGXLightingFVLUT");
RenderTargetSet.BindNull(context);
m_EnvLightingLUT.BindAsRenderTarget(context);
context.PixelShader.SetShaderResource(PostEffectHelper.m_RandomNumbersBuffer.m_ShaderResourceView, 39);
PostEffectHelper.RenderFullscreenTriangle(context, "GenerateEnvLightingLUT");
RenderTargetSet.BindNull(context);
}
public void RenderFrame(DeviceContext context, double timeElapsed, RenderTargetSet targetRT)
{
ShaderManager.BindSamplerStates(context);
PerlinNoiseRenderHelper.BindTextures(context);
RenderTargetSet currentFrameMainBuffer = RenderTargetManager.RequestRenderTargetFromPool(m_FullResAndDepthDescriptor);
RenderTargetSet linearDepth = RenderTargetManager.RequestRenderTargetFromPool(m_LinearDepthDescriptor);
RenderTargetSet ssaoRT = RenderTargetManager.RequestRenderTargetFromPool(m_SSAODescriptor);
if (!m_ShadowsInitialized)
{
m_ShadowCamera.m_CameraForward = new Vector3(-0.15f, -1.0f, 0.15f);
m_ShadowCamera.m_CameraForward.Normalize();
Vector3 min, max;
m_SimpleSceneWrapper.GetSceneBounds(out min, out max);
Vector3 sceneTop = (min + max) * 0.5f;
sceneTop.Y = max.Y;
m_ShadowCamera.m_OrthoZoomX = (max.X - min.X) * 0.7f; // some overlap
m_ShadowCamera.m_OrthoZoomY = (max.Z - min.Z) * 0.7f;
m_ShadowCamera.m_CameraPosition = sceneTop - m_ShadowCamera.m_CameraForward * 50.0f;
m_ShadowCamera.m_CameraUp = new Vector3(0, 0, 1);
}
CalculateAndUpdateConstantBuffer(context, timeElapsed);
if (!m_ShadowsInitialized)
{
m_ResolvedShadow = m_ShadowEVSMGenerator.RenderShadows(context, m_SimpleSceneWrapper);
m_ShadowsInitialized = true;
}
if (false)
{
m_GIRenderer.PartialGIUpdate(context, m_SimpleSceneWrapper, m_ResolvedShadow);
}
m_CurrentViewportBuffer.Bind(context);
using (new GpuProfilePoint(context, "DepthPrepass"))
{
// set the shaders
context.VertexShader.Set(ShaderManager.GetVertexShader("VertexScene"));
context.PixelShader.Set(ShaderManager.GetPixelShader("DepthNormalPrepass"));
currentFrameMainBuffer.Clear(context, new Color4(1.0f, 1.0f, 1.0f, 1.5f), true);
currentFrameMainBuffer.BindAsRenderTarget(context, true, false);
ContextHelper.SetDepthStencilState(context, ContextHelper.DepthConfigurationType.DepthWriteCompare);
// render triangles
m_SimpleSceneWrapper.Render(context);
ContextHelper.SetDepthStencilState(context, ContextHelper.DepthConfigurationType.NoDepth);
RenderTargetSet.BindNull(context);
}
RenderTargetSet motionVectorsSurface = TemporalSurfaceManager.GetRenderTargetCurrent("MotionVectors");
RenderTargetSet motionVectorsSurfacePrevious = TemporalSurfaceManager.GetRenderTargetHistory("MotionVectors");
m_ResolveMotionVectorsPass.ExecutePass(context, motionVectorsSurface, currentFrameMainBuffer);
PostEffectHelper.LinearizeDepth(context, linearDepth, currentFrameMainBuffer);
SurfaceDebugManager.RegisterDebug(context, "LinearDepth", linearDepth);
m_SSAOPass.ExecutePass(context, ssaoRT, linearDepth, motionVectorsSurface);
m_VolumetricFog.RenderVolumetricFog(context, m_ResolvedShadow.m_RenderTargets[0], m_GIRenderer);
using (new GpuProfilePoint(context, "MainForwardRender"))
{
// set the shaders
context.VertexShader.Set(ShaderManager.GetVertexShader("VertexScene"));
context.PixelShader.Set(ShaderManager.GetPixelShader("PixelScene"));
currentFrameMainBuffer.BindAsRenderTarget(context, true);
m_ResolvedShadow.BindSRV(context, 0);
ssaoRT.BindSRV(context, 1);
context.PixelShader.SetShaderResource(m_GIRenderer.m_GIVolumeR.m_ShaderResourceView, 5);
context.PixelShader.SetShaderResource(m_GIRenderer.m_GIVolumeG.m_ShaderResourceView, 6);
context.PixelShader.SetShaderResource(m_GIRenderer.m_GIVolumeB.m_ShaderResourceView, 7);
context.PixelShader.SetShaderResource(m_VolumetricFog.m_ScatteringTexture.m_ShaderResourceView, 8);
ContextHelper.SetDepthStencilState(context, ContextHelper.DepthConfigurationType.DepthCompare);
// render triangles
m_SimpleSceneWrapper.Render(context);
// render sky
PostEffectHelper.RenderFullscreenTriangle(context, "Sky", true);
ContextHelper.SetDepthStencilState(context, ContextHelper.DepthConfigurationType.NoDepth);
RenderTargetSet.BindNull(context);
}
using (new GpuProfilePoint(context, "PostEffects"))
{
RenderTargetSet postEffectSurfacePong = RenderTargetManager.RequestRenderTargetFromPool(m_FullResDescriptor);
RenderTargetSet source, dest;
source = currentFrameMainBuffer;
dest = postEffectSurfacePong;
dynamic ppcb = m_PostEffectsConstantBuffer;
if (ppcb.g_DofCoCScale > 0.0f)
{
m_ScatterDOFPass.ExecutePass(context, dest, currentFrameMainBuffer, currentFrameMainBuffer);
PostEffectHelper.Swap(ref source, ref dest);
}
RenderTargetSet luminanceTexture = m_LuminanceCalculations.ExecutePass(context, source);
RenderTargetSet resolvedCurrent = TemporalSurfaceManager.GetRenderTargetCurrent("ResolvedColor");
RenderTargetSet resolvedHistory = TemporalSurfaceManager.GetRenderTargetHistory("ResolvedColor");
m_ResolveHDRPass.ExecutePass(context, resolvedCurrent, source, luminanceTexture);
RenderTargetSet resolvedTemporal = RenderTargetManager.RequestRenderTargetFromPool(m_ResolvedColorDescriptor);
m_ResolveTemporalPass.ExecutePass(context, resolvedTemporal, resolvedCurrent, resolvedHistory, motionVectorsSurface, motionVectorsSurfacePrevious, true);
SurfaceDebugManager.RegisterDebug(context, "ResolvedNoFXAA", resolvedTemporal);
m_FxaaPass.ExecutePass(context, targetRT, resolvedTemporal);
RenderTargetManager.ReleaseRenderTargetToPool(resolvedTemporal);
RenderTargetManager.ReleaseRenderTargetToPool(postEffectSurfacePong);
}
RenderTargetManager.ReleaseRenderTargetToPool(ssaoRT);
RenderTargetManager.ReleaseRenderTargetToPool(linearDepth);
RenderTargetManager.ReleaseRenderTargetToPool(currentFrameMainBuffer);
}
public RenderTargetSet RenderShadows(DeviceContext context, SimpleSceneWrapper simpleSceneWrapper)
{
RenderTargetSet.RenderTargetDescriptor evsmDescriptor =
new RenderTargetSet.RenderTargetDescriptor()
{
m_Format = Format.R32G32B32A32_Float,
m_HasDepth = false,
m_NumSurfaces = 1,
m_Height = 1024,
m_Width = 1024
};
RenderTargetSet EVSMTexture = m_EVSMTexture == null?RenderTargetManager.RequestRenderTargetFromPool(evsmDescriptor) : m_EVSMTexture;
{
RenderTargetSet.RenderTargetDescriptor shadowMapDescriptor =
new RenderTargetSet.RenderTargetDescriptor()
{
m_Format = Format.Unknown,
m_HasDepth = true,
m_NumSurfaces = 0,
m_Height = 2048,
m_Width = 2048
};
RenderTargetSet shadowBuffer = RenderTargetManager.RequestRenderTargetFromPool(shadowMapDescriptor);
using (new GpuProfilePoint(context, "Shadowmap"))
{
// set the shaders
context.VertexShader.Set(ShaderManager.GetVertexShader("VertexShadow"));
context.PixelShader.Set(null);
shadowBuffer.Clear(context, new Color4(), true);
shadowBuffer.BindAsRenderTarget(context, true);
ContextHelper.SetDepthStencilState(context, ContextHelper.DepthConfigurationType.DepthWriteCompare);
// render triangles
simpleSceneWrapper.RenderNoMaterials(context);
RenderTargetSet.BindNull(context);
}
using (new GpuProfilePoint(context, "EVSM Resolve"))
{
shadowBuffer.BindDepthAsSRV(context, 0);
EVSMTexture.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "ReconstructEVSM");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
}
RenderTargetSet EVSMTextureTemp = RenderTargetManager.RequestRenderTargetFromPool(evsmDescriptor);
using (new GpuProfilePoint(context, "EVSM Blur"))
{
EVSMTexture.BindSRV(context, 1);
EVSMTextureTemp.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "BlurEVSMHorizontal");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
EVSMTextureTemp.BindSRV(context, 1);
EVSMTexture.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "BlurEVSMVertical");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
}
RenderTargetManager.ReleaseRenderTargetToPool(shadowBuffer);
RenderTargetManager.ReleaseRenderTargetToPool(EVSMTextureTemp);
}
m_EVSMTexture = EVSMTexture;
return(EVSMTexture);
}
public RenderTargetSet ExecutePass(DeviceContext context, RenderTargetSet source)
{
RenderTargetSet[] luminanceTargets = new RenderTargetSet[6];
luminanceTargets[0] = RenderTargetManager.RequestRenderTargetFromPool(m_RTDescriptorLuminance4x4);
luminanceTargets[1] = RenderTargetManager.RequestRenderTargetFromPool(m_RTDescriptorLuminance16x16);
luminanceTargets[2] = RenderTargetManager.RequestRenderTargetFromPool(m_RTDescriptorLuminance32x32);
luminanceTargets[3] = RenderTargetManager.RequestRenderTargetFromPool(m_RTDescriptorLuminance64x64);
luminanceTargets[4] = RenderTargetManager.RequestRenderTargetFromPool(m_RTDescriptorLuminance128x128);
luminanceTargets[5] = RenderTargetManager.RequestRenderTargetFromPool(m_RTDescriptorLuminance256x256);
using (new GpuProfilePoint(context, "Calculate luminance"))
{
source.BindSRV(context, 0);
luminanceTargets[0].BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "Downsample4x4CalculateLuminance");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
luminanceTargets[0].BindSRV(context, 0);
luminanceTargets[1].BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "Downsample4x4Luminance");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
luminanceTargets[1].BindSRV(context, 0);
luminanceTargets[2].BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "Downsample2x2Luminance");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
luminanceTargets[2].BindSRV(context, 0);
luminanceTargets[3].BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "Downsample2x2Luminance");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
luminanceTargets[3].BindSRV(context, 0);
luminanceTargets[4].BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "Downsample2x2Luminance");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
luminanceTargets[4].BindSRV(context, 0);
luminanceTargets[5].BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "Downsample2x2Luminance");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
luminanceTargets[5].BindSRV(context, 0);
context.ComputeShader.SetUnorderedAccessView(m_FinalLuminance.m_RenderTargets[0].m_UnorderedAccessView, 0);
ShaderManager.ExecuteComputeForSize(context, 1, 1, 1, "FinalCalculateAverageLuminance");
ContextHelper.ClearSRVs(context);
ContextHelper.ClearCSContext(context);
}
foreach (var lt in luminanceTargets)
{
RenderTargetManager.ReleaseRenderTargetToPool(lt);
}
return(m_FinalLuminance);
}
public void RenderFrame(DeviceContext context, double timeElapsed, RenderTargetSet targetRT)
{
ShaderManager.BindSamplerStates(context);
PerlinNoiseRenderHelper.BindTextures(context);
RenderTargetSet currentFrameMainBuffer = TemporalSurfaceManager.GetRenderTargetCurrent("SceneMainRender");
RenderTargetSet ssaoRT = RenderTargetManager.RequestRenderTargetFromPool(m_SSAODescriptor);
bool useTemporal = !DebugManager.m_DisabledTemporal;
if (!m_ShadowsInitialized)
{
InitializeShadowmapAndCubemaps(context, timeElapsed);
}
CalculateAndUpdateConstantBuffer(context, timeElapsed);
if (false)
{
m_GIRenderer.PartialGIUpdate(context, m_SimpleSceneWrapper, m_ResolvedShadow);
}
m_CurrentViewportBuffer.Bind(context);
using (new GpuProfilePoint(context, "DepthPrepass"))
{
// set the shaders
context.VertexShader.Set(ShaderManager.GetVertexShader("VertexScene"));
context.PixelShader.Set(ShaderManager.GetPixelShader("DepthNormalPrepass"));
currentFrameMainBuffer.Clear(context, new Color4(1.0f, 1.0f, 1.0f, 1.5f), true);
currentFrameMainBuffer.BindAsRenderTarget(context, true, true);
ContextHelper.SetDepthStencilState(context, ContextHelper.DepthConfigurationType.DepthWriteCompare);
// render triangles
m_SimpleSceneWrapper.Render(context);
ContextHelper.SetDepthStencilState(context, ContextHelper.DepthConfigurationType.NoDepth);
RenderTargetSet.BindNull(context);
DebugManager.RegisterDebug(context, "NormalsPrepass", currentFrameMainBuffer);
}
RenderTargetSet motionVectorsSurface = TemporalSurfaceManager.GetRenderTargetCurrent("MotionVectors");
RenderTargetSet motionVectorsSurfacePrevious = TemporalSurfaceManager.GetRenderTargetHistory("MotionVectors");
m_ResolveMotionVectorsPass.ExecutePass(context, motionVectorsSurface, currentFrameMainBuffer);
DebugManager.RegisterDebug(context, "MotionVectors", motionVectorsSurface);
m_DepthOperationsPass.ExecutePass(context, currentFrameMainBuffer);
RenderTargetSet linearDepth = m_DepthOperationsPass.m_LinearDepth;
m_SSAOPass.ExecutePass(context, ssaoRT, m_DepthOperationsPass.m_HalfLinearDepth, motionVectorsSurface, m_DepthOperationsPass.m_HalfNormals, m_DepthOperationsPass);
m_SSReflectionsPass.ExecutePass(context, m_DepthOperationsPass.m_HalfLinearDepth, motionVectorsSurface, m_DepthOperationsPass.m_HalfNormals, TemporalSurfaceManager.GetRenderTargetHistory("SceneMainRender"), m_ViewportCamera, m_DepthOperationsPass);
m_VolumetricFog.RenderVolumetricFog(context, m_ResolvedShadow.m_RenderTargets[0], m_GIRenderer);
using (new GpuProfilePoint(context, "MainForwardRender"))
{
// set the shaders
context.VertexShader.Set(ShaderManager.GetVertexShader("VertexScene"));
context.PixelShader.Set(ShaderManager.GetPixelShader("PixelScene"));
currentFrameMainBuffer.BindAsRenderTarget(context, true);
m_ResolvedShadow.BindSRV(context, 0);
ssaoRT.BindSRV(context, 1);
TemporalSurfaceManager.GetRenderTargetCurrent("SSReflections").BindSRV(context, 2);
m_DepthOperationsPass.m_BilateralUpsampleOffsets.BindSRV(context, 10);
context.PixelShader.SetShaderResource(m_GIRenderer.m_GIVolumeR.m_ShaderResourceView, 5);
context.PixelShader.SetShaderResource(m_GIRenderer.m_GIVolumeG.m_ShaderResourceView, 6);
context.PixelShader.SetShaderResource(m_GIRenderer.m_GIVolumeB.m_ShaderResourceView, 7);
context.PixelShader.SetShaderResource(m_VolumetricFog.m_ScatteringTexture.m_ShaderResourceView, 8);
context.PixelShader.SetShaderResource(m_CubeObjectFiltered.m_ShaderResourceView, 11);
ContextHelper.SetDepthStencilState(context, ContextHelper.DepthConfigurationType.DepthCompare);
LightingLUTHelper.BindTextures(context);
// render triangles
m_SimpleSceneWrapper.Render(context);
// render sky
PostEffectHelper.RenderFullscreenTriangle(context, "Sky", true);
ContextHelper.SetDepthStencilState(context, ContextHelper.DepthConfigurationType.NoDepth);
RenderTargetSet.BindNull(context);
}
RenderTargetManager.ReleaseRenderTargetToPool(ssaoRT);
using (new GpuProfilePoint(context, "PostEffects"))
{
RenderTargetSet postEffectSurfacePong = RenderTargetManager.RequestRenderTargetFromPool(m_FullResDescriptor);
RenderTargetSet source, dest;
source = currentFrameMainBuffer;
dest = postEffectSurfacePong;
dynamic ppcb = m_PostEffectsConstantBuffer;
if (ppcb.g_DofCoCScale > 0.0f)
{
m_ScatterDOFPass.ExecutePass(context, dest, currentFrameMainBuffer, currentFrameMainBuffer);
PostEffectHelper.Swap(ref source, ref dest);
}
RenderTargetSet luminanceTexture = m_LuminanceCalculations.ExecutePass(context, source);
RenderTargetSet resolvedCurrent = TemporalSurfaceManager.GetRenderTargetCurrent("ResolvedColor");
RenderTargetSet resolvedHistory = TemporalSurfaceManager.GetRenderTargetHistory("ResolvedColor");
m_ResolveHDRPass.ExecutePass(context, resolvedCurrent, source, luminanceTexture);
DebugManager.RegisterDebug(context, "ResolvedNoTemporal", resolvedCurrent);
RenderTargetSet resolvedTemporal = RenderTargetManager.RequestRenderTargetFromPool(m_ResolvedColorDescriptor);
RenderTargetSet finalResolvedTarget = resolvedCurrent;
if (useTemporal)
{
m_ResolveTemporalPass.ExecutePass(context, resolvedTemporal, resolvedCurrent, resolvedHistory, motionVectorsSurface, motionVectorsSurfacePrevious, true);
finalResolvedTarget = resolvedTemporal;
}
DebugManager.RegisterDebug(context, "ResolvedNoFXAA", finalResolvedTarget);
m_FxaaPass.ExecutePass(context, targetRT, finalResolvedTarget);
RenderTargetManager.ReleaseRenderTargetToPool(resolvedTemporal);
RenderTargetManager.ReleaseRenderTargetToPool(postEffectSurfacePong);
}
}
public void ExecutePass(DeviceContext context, RenderTargetSet target, RenderTargetSet linearDepth, RenderTargetSet motionVectors, RenderTargetSet surfaceNormals, DepthOperationsPass depthOps)
{
RenderTargetSet ssaoCurrent = TemporalSurfaceManager.GetRenderTargetCurrent("SSAO");
RenderTargetSet ssaoHistory = TemporalSurfaceManager.GetRenderTargetHistory("SSAO");
if (DebugManager.IsFeatureOn("SSAO"))
{
RenderTargetSet tempBlurBuffer = RenderTargetManager.RequestRenderTargetFromPool(m_RTDescriptor);
Random rand = new Random();
dynamic scb = m_SSAOBuffer;
scb.g_SSAOPhase = (float)rand.NextDouble() * 3.1415f;
m_SSAOBuffer.CompileAndBind(context);
using (new GpuProfilePoint(context, "SSAO"))
{
using (new GpuProfilePoint(context, "SSAOCalculate"))
{
linearDepth.BindSRV(context, 0);
ssaoHistory.BindSRV(context, 1);
motionVectors.BindSRV(context, 2);
surfaceNormals.BindSRV(context, 3);
ssaoCurrent.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "SSAOCalculate");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
}
DebugManager.RegisterDebug(context, "SSAOMain", ssaoCurrent);
using (new GpuProfilePoint(context, "SSAOBlur"))
{
ssaoCurrent.BindSRV(context, 1);
tempBlurBuffer.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "SSAOBlurHorizontal");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
DebugManager.RegisterDebug(context, "SSAOBlurH", tempBlurBuffer);
tempBlurBuffer.BindSRV(context, 1);
target.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "SSAOBlurVertical");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
DebugManager.RegisterDebug(context, "SSAOBlurV", target);
}
}
RenderTargetManager.ReleaseRenderTargetToPool(tempBlurBuffer);
}
else
{
target.Clear(context, new SlimDX.Color4(1.0f, 1.0f, 1.0f, 1.0f));
}
if (DebugManager.IsDebugging("UpsampledSSAO"))
{
RenderTargetSet tempFullResBuffer = RenderTargetManager.RequestRenderTargetFromPool(m_UpsampleDebugRTDescriptor);
target.BindSRV(context, 0);
depthOps.m_BilateralUpsampleOffsets.BindSRV(context, 10);
tempFullResBuffer.BindAsRenderTarget(context);
PostEffectHelper.RenderFullscreenTriangle(context, "BilateralUpsample");
RenderTargetSet.BindNull(context);
ContextHelper.ClearSRVs(context);
DebugManager.RegisterDebug(context, "UpsampledSSAO", tempFullResBuffer);
RenderTargetManager.ReleaseRenderTargetToPool(tempFullResBuffer);
}
}