void UnsetParameters(FRHICommandList& RHICmdList)
{
ObjectBufferParameters.UnsetParameters(RHICmdList, GetComputeShader());
ObjectIndirectArguments.UnsetUAV(RHICmdList, GetComputeShader());
CulledObjectBounds.UnsetUAV(RHICmdList, GetComputeShader());
CulledObjectData.UnsetUAV(RHICmdList, GetComputeShader());
CulledObjectBoxBounds.UnsetUAV(RHICmdList, GetComputeShader());
}
void FFluidSimConfinementShader::SetUniformBuffers(FRHICommandList& RHICmdList, FFluidSimulationShaderConstantParameters& ConstantParameters, FFluidSimulationShaderVariableParameters& VariableParameters)
{
FFluidSimulationShaderConstantParametersRef ConstantParametersBuffer;
FFluidSimulationShaderVariableParametersRef VariableParametersBuffer;
ConstantParametersBuffer = FFluidSimulationShaderConstantParametersRef::CreateUniformBufferImmediate(ConstantParameters, UniformBuffer_SingleDraw);
VariableParametersBuffer = FFluidSimulationShaderVariableParametersRef::CreateUniformBufferImmediate(VariableParameters, UniformBuffer_SingleDraw);
SetUniformBufferParameter(RHICmdList, GetComputeShader(), GetUniformBufferParameter<FFluidSimulationShaderConstantParameters>(), ConstantParametersBuffer);
SetUniformBufferParameter(RHICmdList, GetComputeShader(), GetUniformBufferParameter<FFluidSimulationShaderVariableParameters>(), VariableParametersBuffer);
}
void SetParameters(FRHICommandList& RHICmdList, uint32 InputStreamStride, uint32 InputStreamFloatOffset, uint32 InputStreamVertexCount, uint32 OutputBufferFloatOffset, FBoneBufferTypeRef BoneBuffer, FUniformBufferRHIRef UniformBuffer, FShaderResourceViewRHIRef VertexBufferSRV, FRWBuffer& SkinBuffer, const FVector& MeshOrigin, const FVector& MeshExtension)
{
FComputeShaderRHIParamRef ComputeShaderRHI = GetComputeShader();
SetShaderValue(RHICmdList, ComputeShaderRHI, SkinMeshOriginParameter, MeshOrigin);
SetShaderValue(RHICmdList, ComputeShaderRHI, SkinMeshExtensionParameter, MeshExtension);
SetShaderValue(RHICmdList, ComputeShaderRHI, SkinInputStreamStride, InputStreamStride);
SetShaderValue(RHICmdList, ComputeShaderRHI, SkinInputStreamVertexCount, InputStreamVertexCount);
SetShaderValue(RHICmdList, ComputeShaderRHI, SkinInputStreamFloatOffset, InputStreamFloatOffset);
SetShaderValue(RHICmdList, ComputeShaderRHI, SkinOutputBufferFloatOffset, OutputBufferFloatOffset);
if (UniformBuffer)
{
SetUniformBufferParameter(RHICmdList, ComputeShaderRHI, GetUniformBufferParameter<GPUSkinCacheBonesUniformShaderParameters>(), UniformBuffer);
}
else
{
RHICmdList.SetShaderResourceViewParameter(ComputeShaderRHI, BoneMatrices.GetBaseIndex(), BoneBuffer.VertexBufferSRV);
}
RHICmdList.SetShaderResourceViewParameter(ComputeShaderRHI, SkinInputStream.GetBaseIndex(), VertexBufferSRV);
RHICmdList.SetUAVParameter(
ComputeShaderRHI,
SkinCacheBufferRW.GetBaseIndex(),
SkinBuffer.UAV
);
}
void FClearBufferReplacementCS::SetParameters( FRHICommandList& RHICmdList, FUnorderedAccessViewRHIParamRef BufferRW, uint32 Dword )
{
FComputeShaderRHIParamRef ComputeShaderRHI = GetComputeShader();
SetShaderValue(RHICmdList, ComputeShaderRHI, ClearDword, Dword);
RHICmdList.TransitionResource(EResourceTransitionAccess::ERWBarrier, EResourceTransitionPipeline::EGfxToCompute, BufferRW);
RHICmdList.SetUAVParameter(ComputeShaderRHI, ClearBufferRW.GetBaseIndex(), BufferRW);
}
void UnsetParameters(FRHICommandList& RHICmdList, const FViewInfo& View)
{
ScreenGridConeVisibility.UnsetUAV(RHICmdList, GetComputeShader());
ConeDepthVisibilityFunction.UnsetUAV(RHICmdList, GetComputeShader());
FAOScreenGridResources* ScreenGridResources = View.ViewState->AOScreenGridResources;
int32 NumOutUAVs = 0;
FUnorderedAccessViewRHIParamRef OutUAVs[2];
OutUAVs[NumOutUAVs++] = ScreenGridResources->ScreenGridConeVisibility.UAV;
if (bSupportIrradiance)
{
OutUAVs[NumOutUAVs++] = ScreenGridResources->ConeDepthVisibilityFunction.UAV;
}
RHICmdList.TransitionResources(EResourceTransitionAccess::EReadable, EResourceTransitionPipeline::EComputeToCompute, OutUAVs, NumOutUAVs);
}
void SetParameters(FRHICommandList& RHICmdList, const FScene* Scene, const FSceneView& View, const FMatrix& WorldToShadowValue, int32 NumPlanes, const FPlane* PlaneData, const FVector4& ShadowBoundingSphereValue)
{
FComputeShaderRHIParamRef ShaderRHI = GetComputeShader();
FGlobalShader::SetParameters(RHICmdList, ShaderRHI, View);
ObjectBufferParameters.Set(RHICmdList, ShaderRHI, *(Scene->DistanceFieldSceneData.ObjectBuffers), Scene->DistanceFieldSceneData.NumObjectsInBuffer);
ObjectIndirectArguments.SetBuffer(RHICmdList, ShaderRHI, GShadowCulledObjectBuffers.Buffers.ObjectIndirectArguments);
CulledObjectBounds.SetBuffer(RHICmdList, ShaderRHI, GShadowCulledObjectBuffers.Buffers.Bounds);
CulledObjectData.SetBuffer(RHICmdList, ShaderRHI, GShadowCulledObjectBuffers.Buffers.Data);
CulledObjectBoxBounds.SetBuffer(RHICmdList, ShaderRHI, GShadowCulledObjectBuffers.Buffers.BoxBounds);
SetShaderValue(RHICmdList, ShaderRHI, ObjectBoundingGeometryIndexCount, StencilingGeometry::GLowPolyStencilSphereIndexBuffer.GetIndexCount());
SetShaderValue(RHICmdList, ShaderRHI, WorldToShadow, WorldToShadowValue);
SetShaderValue(RHICmdList, ShaderRHI, ShadowBoundingSphere, ShadowBoundingSphereValue);
if (NumPlanes < 12)
{
SetShaderValue(RHICmdList, ShaderRHI, NumShadowHullPlanes, NumPlanes);
SetShaderValueArray(RHICmdList, ShaderRHI, ShadowConvexHull, PlaneData, NumPlanes);
}
else
{
SetShaderValue(RHICmdList, ShaderRHI, NumShadowHullPlanes, 0);
}
}
void UnsetParameters(FRHICommandList& RHICmdList, IPooledRenderTarget& OutTextureValue)
{
OutTexture.UnsetUAV(RHICmdList, GetComputeShader());
FUnorderedAccessViewRHIParamRef OutUAV = OutTextureValue.GetRenderTargetItem().UAV;
RHICmdList.TransitionResources(EResourceTransitionAccess::EReadable, EResourceTransitionPipeline::EComputeToGfx, &OutUAV, 1);
}
void SetParameters(
FRHICommandList& RHICmdList,
const FSceneView& View,
int32 SurfelStartIndexValue,
int32 NumSurfelsToGenerateValue,
const FMaterialRenderProxy* MaterialProxy,
FUniformBufferRHIParamRef PrimitiveUniformBuffer,
const FMatrix& Instance0Transform
)
{
FComputeShaderRHIParamRef ShaderRHI = GetComputeShader();
FMaterialShader::SetParameters(RHICmdList, ShaderRHI, MaterialProxy, *MaterialProxy->GetMaterial(View.GetFeatureLevel()), View, View.ViewUniformBuffer, true, ESceneRenderTargetsMode::SetTextures);
SetUniformBufferParameter(RHICmdList, ShaderRHI,GetUniformBufferParameter<FPrimitiveUniformShaderParameters>(),PrimitiveUniformBuffer);
const FScene* Scene = (const FScene*)View.Family->Scene;
FUnorderedAccessViewRHIParamRef UniformMeshUAVs[1];
UniformMeshUAVs[0] = Scene->DistanceFieldSceneData.SurfelBuffers->Surfels.UAV;
RHICmdList.TransitionResources(EResourceTransitionAccess::ERWBarrier, EResourceTransitionPipeline::EComputeToCompute, UniformMeshUAVs, ARRAY_COUNT(UniformMeshUAVs));
SurfelBufferParameters.Set(RHICmdList, ShaderRHI, *Scene->DistanceFieldSceneData.SurfelBuffers, *Scene->DistanceFieldSceneData.InstancedSurfelBuffers);
SetShaderValue(RHICmdList, ShaderRHI, SurfelStartIndex, SurfelStartIndexValue);
SetShaderValue(RHICmdList, ShaderRHI, NumSurfelsToGenerate, NumSurfelsToGenerateValue);
SetShaderValue(RHICmdList, ShaderRHI, Instance0InverseTransform, Instance0Transform.Inverse());
}
void FComputeGlobalShader::UnsetUAV(FRHICommandList& CommandList)
{
if (ShaderResourceParam.IsBound())
{
CommandList.SetUAVParameter(GetComputeShader(), ShaderResourceParam.GetBaseIndex(), FUnorderedAccessViewRHIRef());
}
}
void UnsetParameters(FRHICommandList& RHICmdList)
{
ObjectIndirectArguments.UnsetUAV(RHICmdList, GetComputeShader());
FUnorderedAccessViewRHIParamRef OutUAVs[1];
OutUAVs[0] = GShadowCulledObjectBuffers.Buffers.ObjectIndirectArguments.UAV;
RHICmdList.TransitionResources(EResourceTransitionAccess::EReadable, EResourceTransitionPipeline::EComputeToCompute, OutUAVs, ARRAY_COUNT(OutUAVs));
}
void FClearTexture2DReplacementScissorCS::SetParameters(FRHICommandList& RHICmdList, FUnorderedAccessViewRHIParamRef TextureRW, FLinearColor InClearColor, const FVector4& InTargetBounds)
{
FComputeShaderRHIParamRef ComputeShaderRHI = GetComputeShader();
SetShaderValue(RHICmdList, ComputeShaderRHI, ClearColor, InClearColor);
SetShaderValue(RHICmdList, ComputeShaderRHI, TargetBounds, InTargetBounds);
RHICmdList.TransitionResource(EResourceTransitionAccess::ERWBarrier, EResourceTransitionPipeline::EGfxToCompute, TextureRW);
RHICmdList.SetUAVParameter(ComputeShaderRHI, ClearTextureRW.GetBaseIndex(), TextureRW);
}
void FFluidSimVorticityShader::UnbindBuffers(FRHICommandList& RHICmdList)
{
FComputeShaderRHIParamRef ComputeShaderRHI = GetComputeShader();
if (VelocityIn.IsBound())
RHICmdList.SetShaderResourceViewParameter(ComputeShaderRHI, VelocityIn.GetBaseIndex(), FShaderResourceViewRHIRef());
if (VorticityOut.IsBound())
RHICmdList.SetUAVParameter(ComputeShaderRHI, VorticityOut.GetBaseIndex(), FUnorderedAccessViewRHIRef());
}
void SetParameters(
FRHICommandList& RHICmdList,
const FViewInfo& View,
FIntPoint TileListGroupSizeValue,
FSceneRenderTargetItem& DistanceFieldNormal,
const FDistanceFieldAOParameters& Parameters,
FSceneRenderTargetItem& SpecularOcclusionBuffer)
{
FComputeShaderRHIParamRef ShaderRHI = GetComputeShader();
FGlobalShader::SetParameters(RHICmdList, ShaderRHI, View);
DeferredParameters.Set(RHICmdList, ShaderRHI, View);
ObjectParameters.Set(RHICmdList, ShaderRHI, GAOCulledObjectBuffers.Buffers);
AOParameters.Set(RHICmdList, ShaderRHI, Parameters);
ScreenGridParameters.Set(RHICmdList, ShaderRHI, View, DistanceFieldNormal);
FAOSampleData2 AOSampleData;
TArray<FVector, TInlineAllocator<9> > SampleDirections;
GetSpacedVectors(SampleDirections);
for (int32 SampleIndex = 0; SampleIndex < NumConeSampleDirections; SampleIndex++)
{
AOSampleData.SampleDirections[SampleIndex] = FVector4(SampleDirections[SampleIndex]);
}
SetUniformBufferParameterImmediate(RHICmdList, ShaderRHI, GetUniformBufferParameter<FAOSampleData2>(), AOSampleData);
FTileIntersectionResources* TileIntersectionResources = View.ViewState->AOTileIntersectionResources;
SetSRVParameter(RHICmdList, ShaderRHI, TileHeadDataUnpacked, TileIntersectionResources->TileHeadDataUnpacked.SRV);
SetSRVParameter(RHICmdList, ShaderRHI, TileArrayData, TileIntersectionResources->TileArrayData.SRV);
SetSRVParameter(RHICmdList, ShaderRHI, TileConeDepthRanges, TileIntersectionResources->TileConeDepthRanges.SRV);
SetShaderValue(RHICmdList, ShaderRHI, TileListGroupSize, TileListGroupSizeValue);
extern float GAOConeHalfAngle;
SetShaderValue(RHICmdList, ShaderRHI, TanConeHalfAngle, FMath::Tan(GAOConeHalfAngle));
FVector UnoccludedVector(0);
for (int32 SampleIndex = 0; SampleIndex < NumConeSampleDirections; SampleIndex++)
{
UnoccludedVector += SampleDirections[SampleIndex];
}
float BentNormalNormalizeFactorValue = 1.0f / (UnoccludedVector / NumConeSampleDirections).Size();
SetShaderValue(RHICmdList, ShaderRHI, BentNormalNormalizeFactor, BentNormalNormalizeFactorValue);
int32 NumOutUAVs = 0;
FUnorderedAccessViewRHIParamRef OutUAVs[1];
OutUAVs[NumOutUAVs++] = SpecularOcclusionBuffer.UAV;
RHICmdList.TransitionResources(EResourceTransitionAccess::ERWBarrier, EResourceTransitionPipeline::EComputeToCompute, OutUAVs, NumOutUAVs);
SpecularOcclusion.SetTexture(RHICmdList, ShaderRHI, SpecularOcclusionBuffer.ShaderResourceTexture, SpecularOcclusionBuffer.UAV);
}
void SetCS( FRHICommandList& RHICmdList, const FRenderingCompositePassContext& Context, const FSceneView& View )
{
const FComputeShaderRHIParamRef ShaderRHI = GetComputeShader();
FGlobalShader::SetParameters(RHICmdList, ShaderRHI, Context.View);
PostprocessParameter.SetCS(ShaderRHI, Context, TStaticSamplerState<SF_Point,AM_Clamp,AM_Clamp,AM_Clamp>::GetRHI());
CameraMotionParams.Set(RHICmdList, Context.View, ShaderRHI);
SetShaderValue(RHICmdList, ShaderRHI, ViewDimensions, View.ViewRect);
}
void UnsetParameters(FRHICommandList& RHICmdList, FSceneRenderTargetItem& SpecularOcclusionBuffer)
{
SpecularOcclusion.UnsetUAV(RHICmdList, GetComputeShader());
int32 NumOutUAVs = 0;
FUnorderedAccessViewRHIParamRef OutUAVs[1];
OutUAVs[NumOutUAVs++] = SpecularOcclusionBuffer.UAV;
RHICmdList.TransitionResources(EResourceTransitionAccess::EReadable, EResourceTransitionPipeline::EComputeToCompute, OutUAVs, NumOutUAVs);
}
void UnsetParameters(FRHICommandList& RHICmdList)
{
FComputeShaderRHIParamRef ComputeShaderRHI = GetComputeShader();
FShaderResourceViewRHIParamRef NullSRV = FShaderResourceViewRHIParamRef();
RHICmdList.SetShaderResourceViewParameter(ComputeShaderRHI, BoneMatrices.GetBaseIndex(), NullSRV);
RHICmdList.SetShaderResourceViewParameter(ComputeShaderRHI, SkinInputStream.GetBaseIndex(), NullSRV);
RHICmdList.SetUAVParameter( ComputeShaderRHI, SkinCacheBufferRW.GetBaseIndex(), FUnorderedAccessViewRHIParamRef() );
}
void UnsetParameters(FRHICommandList& RHICmdList, FViewInfo& View)
{
FComputeShaderRHIParamRef ShaderRHI = GetComputeShader();
SurfelBufferParameters.UnsetParameters(RHICmdList, ShaderRHI);
const FScene* Scene = (const FScene*)View.Family->Scene;
FUnorderedAccessViewRHIParamRef UniformMeshUAVs[1];
UniformMeshUAVs[0] = Scene->DistanceFieldSceneData.SurfelBuffers->Surfels.UAV;
RHICmdList.TransitionResources(EResourceTransitionAccess::EReadable, EResourceTransitionPipeline::EComputeToCompute, UniformMeshUAVs, ARRAY_COUNT(UniformMeshUAVs));
}
void SetParameters(FRHICommandList& RHICmdList, const FSceneView& View, FTextureRHIParamRef SSRTexture, TArray<FReflectionCaptureSortData>& SortData, FUnorderedAccessViewRHIParamRef OutSceneColorUAV, const TRefCountPtr<IPooledRenderTarget>& DynamicBentNormalAO)
{
const FComputeShaderRHIParamRef ShaderRHI = GetComputeShader();
FGlobalShader::SetParameters(RHICmdList, ShaderRHI, View);
DeferredParameters.Set(RHICmdList, ShaderRHI, View);
FScene* Scene = (FScene*)View.Family->Scene;
check(Scene->ReflectionSceneData.CubemapArray.IsValid());
check(Scene->ReflectionSceneData.CubemapArray.GetRenderTarget().IsValid());
FSceneRenderTargetItem& CubemapArray = Scene->ReflectionSceneData.CubemapArray.GetRenderTarget();
SetTextureParameter(
RHICmdList,
ShaderRHI,
ReflectionEnvironmentColorTexture,
ReflectionEnvironmentColorSampler,
TStaticSamplerState<SF_Trilinear, AM_Clamp, AM_Clamp, AM_Clamp>::GetRHI(),
CubemapArray.ShaderResourceTexture);
SetTextureParameter(RHICmdList, ShaderRHI, ScreenSpaceReflections, SSRTexture );
SetTextureParameter(RHICmdList, ShaderRHI, InSceneColor, GSceneRenderTargets.GetSceneColor()->GetRenderTargetItem().ShaderResourceTexture );
OutSceneColor.SetTexture(RHICmdList, ShaderRHI, NULL, OutSceneColorUAV);
SetShaderValue(RHICmdList, ShaderRHI, ViewDimensionsParameter, View.ViewRect);
FReflectionCaptureData SamplePositionsBuffer;
for (int32 CaptureIndex = 0; CaptureIndex < SortData.Num(); CaptureIndex++)
{
SamplePositionsBuffer.PositionAndRadius[CaptureIndex] = SortData[CaptureIndex].PositionAndRadius;
SamplePositionsBuffer.CaptureProperties[CaptureIndex] = SortData[CaptureIndex].CaptureProperties;
SamplePositionsBuffer.BoxTransform[CaptureIndex] = SortData[CaptureIndex].BoxTransform;
SamplePositionsBuffer.BoxScales[CaptureIndex] = SortData[CaptureIndex].BoxScales;
}
SetUniformBufferParameterImmediate(RHICmdList, ShaderRHI, GetUniformBufferParameter<FReflectionCaptureData>(), SamplePositionsBuffer);
SetShaderValue(RHICmdList, ShaderRHI, NumCaptures, SortData.Num());
SetTextureParameter(RHICmdList, ShaderRHI, PreIntegratedGF, PreIntegratedGFSampler, TStaticSamplerState<SF_Bilinear,AM_Clamp,AM_Clamp,AM_Clamp>::GetRHI(), GSystemTextures.PreintegratedGF->GetRenderTargetItem().ShaderResourceTexture);
SkyLightParameters.SetParameters(RHICmdList, ShaderRHI, Scene, View.Family->EngineShowFlags.SkyLighting);
const float MinOcclusion = Scene->SkyLight ? Scene->SkyLight->MinOcclusion : 0;
SpecularOcclusionParameters.SetParameters(RHICmdList, ShaderRHI, DynamicBentNormalAO, CVarSkySpecularOcclusionStrength.GetValueOnRenderThread(), MinOcclusion);
}
void SetParameters(FRHICommandList& RHICmdList, const FScene* Scene, const FSceneView& View, float MaxOcclusionDistance, const FVector4& VolumeBoundsValue)
{
FComputeShaderRHIParamRef ShaderRHI = GetComputeShader();
FGlobalShader::SetParameters(RHICmdList, ShaderRHI, View);
ObjectBufferParameters.Set(RHICmdList, ShaderRHI, *(Scene->DistanceFieldSceneData.ObjectBuffers), Scene->DistanceFieldSceneData.NumObjectsInBuffer);
ObjectIndirectArguments.SetBuffer(RHICmdList, ShaderRHI, GGlobalDistanceFieldCulledObjectBuffers.Buffers.ObjectIndirectArguments);
CulledObjectBounds.SetBuffer(RHICmdList, ShaderRHI, GGlobalDistanceFieldCulledObjectBuffers.Buffers.Bounds);
CulledObjectData.SetBuffer(RHICmdList, ShaderRHI, GGlobalDistanceFieldCulledObjectBuffers.Buffers.Data);
CulledObjectBoxBounds.SetBuffer(RHICmdList, ShaderRHI, GGlobalDistanceFieldCulledObjectBuffers.Buffers.BoxBounds);
extern float GAOConeHalfAngle;
const float GlobalMaxSphereQueryRadius = MaxOcclusionDistance / (1 + FMath::Tan(GAOConeHalfAngle));
SetShaderValue(RHICmdList, ShaderRHI, AOGlobalMaxSphereQueryRadius, GlobalMaxSphereQueryRadius);
SetShaderValue(RHICmdList, ShaderRHI, VolumeBounds, VolumeBoundsValue);
}
void SetCS(FRHICommandList& RHICmdList, const FRenderingCompositePassContext& Context, const FSceneView& View, FIntPoint WriteMaskDimensions)
{
const FComputeShaderRHIParamRef ShaderRHI = GetComputeShader();
FGlobalShader::SetParameters(RHICmdList, ShaderRHI, Context.View);
//PostprocessParameter.SetCS(ShaderRHI, Context, Context.RHICmdList, TStaticSamplerState<SF_Point, AM_Clamp, AM_Clamp, AM_Clamp>::GetRHI());
FSceneRenderTargets& SceneContext = FSceneRenderTargets::Get(RHICmdList);
SetShaderValue(Context.RHICmdList, ShaderRHI, RTWriteMaskDimensions, WriteMaskDimensions);
SetSRVParameter(Context.RHICmdList, ShaderRHI, RTWriteMaskInput0, SceneContext.DBufferA->GetRenderTargetItem().RTWriteMaskBufferRHI_SRV);
SetSRVParameter(Context.RHICmdList, ShaderRHI, RTWriteMaskInput1, SceneContext.DBufferB->GetRenderTargetItem().RTWriteMaskBufferRHI_SRV);
SetSRVParameter(Context.RHICmdList, ShaderRHI, RTWriteMaskInput2, SceneContext.DBufferC->GetRenderTargetItem().RTWriteMaskBufferRHI_SRV);
int32 UseMask = CVarGenerateDecalRTWriteMaskTexture.GetValueOnRenderThread();
SetShaderValue(Context.RHICmdList, ShaderRHI, UtilizeMask, UseMask);
}
void FFluidSimConfinementShader::SetSurfaces(
FRHICommandList& RHICmdList,
FShaderResourceViewRHIRef ObstaclesInSRV,
FShaderResourceViewRHIRef VorticityInSRV,
FShaderResourceViewRHIRef VelocityInSRV,
FUnorderedAccessViewRHIRef VelocityOutUAV
)
{
FComputeShaderRHIParamRef ComputeShaderRHI = GetComputeShader();
if (ObstaclesIn.IsBound())
RHICmdList.SetShaderResourceViewParameter(ComputeShaderRHI, ObstaclesIn.GetBaseIndex(), ObstaclesInSRV);
if (VorticityIn.IsBound())
RHICmdList.SetShaderResourceViewParameter(ComputeShaderRHI, VorticityIn.GetBaseIndex(), VorticityInSRV);
if (VelocityIn.IsBound())
RHICmdList.SetShaderResourceViewParameter(ComputeShaderRHI, VelocityIn.GetBaseIndex(), VelocityInSRV);
if (VelocityIn.IsBound())
RHICmdList.SetUAVParameter(ComputeShaderRHI, VelocityOut.GetBaseIndex(), VelocityOutUAV);
}
void SetCS(const FRenderingCompositePassContext& Context, FIntPoint ThreadGroupCountValue, FIntPoint LeftTopOffsetValue, FIntPoint GatherExtent)
{
const FComputeShaderRHIParamRef ShaderRHI = GetComputeShader();
FGlobalShader::SetParameters(ShaderRHI, Context.View);
PostprocessParameter.SetCS(ShaderRHI, Context, TStaticSamplerState<SF_Point,AM_Clamp,AM_Clamp,AM_Clamp>::GetRHI());
SetShaderValue(ShaderRHI, ThreadGroupCount, ThreadGroupCountValue);
SetShaderValue(ShaderRHI, LeftTopOffset, LeftTopOffsetValue);
FVector4 HistogramParametersValue(GatherExtent.X, GatherExtent.Y, 0, 0);
SetShaderValue(ShaderRHI, HistogramParameters, HistogramParametersValue);
{
FVector4 Temp[3];
FRCPassPostProcessEyeAdaptation::ComputeEyeAdaptationParamsValue(Context.View, Temp);
SetShaderValueArray(ShaderRHI, EyeAdaptationParams, Temp, 3);
}
}
void SetParameters(FRHICommandList& RHICmdList, const FScene* Scene, const FSceneView& View, const FProjectedShadowInfo* ProjectedShadowInfo)
{
FComputeShaderRHIParamRef ShaderRHI = GetComputeShader();
FGlobalShader::SetParameters(RHICmdList, ShaderRHI, View);
ObjectBufferParameters.Set(RHICmdList, ShaderRHI, *(Scene->DistanceFieldSceneData.ObjectBuffers), Scene->DistanceFieldSceneData.NumObjectsInBuffer);
ObjectIndirectArguments.SetBuffer(RHICmdList, ShaderRHI, GShadowCulledObjectBuffers.Buffers.ObjectIndirectArguments);
CulledObjectBounds.SetBuffer(RHICmdList, ShaderRHI, GShadowCulledObjectBuffers.Buffers.Bounds);
CulledObjectData.SetBuffer(RHICmdList, ShaderRHI, GShadowCulledObjectBuffers.Buffers.Data);
CulledObjectBoxBounds.SetBuffer(RHICmdList, ShaderRHI, GShadowCulledObjectBuffers.Buffers.BoxBounds);
SetShaderValue(RHICmdList, ShaderRHI, ObjectBoundingGeometryIndexCount, StencilingGeometry::GLowPolyStencilSphereIndexBuffer.GetIndexCount());
const FMatrix WorldToShadowValue = FTranslationMatrix(ProjectedShadowInfo->PreShadowTranslation) * ProjectedShadowInfo->SubjectAndReceiverMatrix;
SetShaderValue(RHICmdList, ShaderRHI, WorldToShadow, WorldToShadowValue);
int32 NumPlanes = 0;
const FPlane* PlaneData = NULL;
FVector4 ShadowBoundingSphereValue(0, 0, 0, 0);
if (ProjectedShadowInfo->bDirectionalLight)
{
NumPlanes = ProjectedShadowInfo->CascadeSettings.ShadowBoundsAccurate.Planes.Num();
PlaneData = ProjectedShadowInfo->CascadeSettings.ShadowBoundsAccurate.Planes.GetData();
}
else if (ProjectedShadowInfo->bOnePassPointLightShadow)
{
ShadowBoundingSphereValue = FVector4(ProjectedShadowInfo->ShadowBounds.Center.X, ProjectedShadowInfo->ShadowBounds.Center.Y, ProjectedShadowInfo->ShadowBounds.Center.Z, ProjectedShadowInfo->ShadowBounds.W);
}
else
{
NumPlanes = ProjectedShadowInfo->CasterFrustum.Planes.Num();
PlaneData = ProjectedShadowInfo->CasterFrustum.Planes.GetData();
ShadowBoundingSphereValue = FVector4(ProjectedShadowInfo->PreShadowTranslation, 0);
}
check(NumPlanes < 12);
SetShaderValue(RHICmdList, ShaderRHI, NumShadowHullPlanes, NumPlanes);
SetShaderValue(RHICmdList, ShaderRHI, ShadowBoundingSphere, ShadowBoundingSphereValue);
SetShaderValueArray(RHICmdList, ShaderRHI, ShadowConvexHull, PlaneData, NumPlanes);
}
void FComputeGlobalShader::SetUniformBuffer(FRHICommandList& CommandList, const FComputeShaderUniformBuffer& UniformBuffer)
{
TUniformBufferRef<FComputeShaderUniformBuffer> Buffer;
Buffer = TUniformBufferRef<FComputeShaderUniformBuffer>::CreateUniformBufferImmediate(UniformBuffer, UniformBuffer_SingleDraw);
SetUniformBufferParameter(CommandList, GetComputeShader(), GetUniformBufferParameter<FComputeShaderUniformBuffer>(), Buffer);
}
void FClearTexture2DReplacementCS::SetParameters( FRHICommandList& RHICmdList, FUnorderedAccessViewRHIParamRef TextureRW, FLinearColor Value )
{
FComputeShaderRHIParamRef ComputeShaderRHI = GetComputeShader();
SetShaderValue(RHICmdList, ComputeShaderRHI, ClearColor, Value);
RHICmdList.SetUAVParameter(ComputeShaderRHI, ClearTextureRW.GetBaseIndex(), TextureRW);
}
void UnsetParameters(FRHICommandList& RHICmdList)
{
ScreenGridConeVisibility.UnsetUAV(RHICmdList, GetComputeShader());
ConeDepthVisibilityFunction.UnsetUAV(RHICmdList, GetComputeShader());
}
void SetParameters(
FRHICommandList& RHICmdList,
const FViewInfo& View,
FIntPoint TileListGroupSizeValue,
FSceneRenderTargetItem& DistanceFieldNormal,
const FDistanceFieldAOParameters& Parameters,
const FGlobalDistanceFieldInfo& GlobalDistanceFieldInfo)
{
FComputeShaderRHIParamRef ShaderRHI = GetComputeShader();
FGlobalShader::SetParameters(RHICmdList, ShaderRHI, View);
DeferredParameters.Set(RHICmdList, ShaderRHI, View);
ObjectParameters.Set(RHICmdList, ShaderRHI, GAOCulledObjectBuffers.Buffers);
AOParameters.Set(RHICmdList, ShaderRHI, Parameters);
ScreenGridParameters.Set(RHICmdList, ShaderRHI, View, DistanceFieldNormal);
if (bUseGlobalDistanceField)
{
GlobalDistanceFieldParameters.Set(RHICmdList, ShaderRHI, GlobalDistanceFieldInfo.ParameterData);
}
FAOSampleData2 AOSampleData;
TArray<FVector, TInlineAllocator<9> > SampleDirections;
GetSpacedVectors(SampleDirections);
for (int32 SampleIndex = 0; SampleIndex < NumConeSampleDirections; SampleIndex++)
{
AOSampleData.SampleDirections[SampleIndex] = FVector4(SampleDirections[SampleIndex]);
}
SetUniformBufferParameterImmediate(RHICmdList, ShaderRHI, GetUniformBufferParameter<FAOSampleData2>(), AOSampleData);
FTileIntersectionResources* TileIntersectionResources = View.ViewState->AOTileIntersectionResources;
SetSRVParameter(RHICmdList, ShaderRHI, TileHeadDataUnpacked, TileIntersectionResources->TileHeadDataUnpacked.SRV);
SetSRVParameter(RHICmdList, ShaderRHI, TileArrayData, TileIntersectionResources->TileArrayData.SRV);
SetSRVParameter(RHICmdList, ShaderRHI, TileConeDepthRanges, TileIntersectionResources->TileConeDepthRanges.SRV);
SetShaderValue(RHICmdList, ShaderRHI, TileListGroupSize, TileListGroupSizeValue);
extern float GAOConeHalfAngle;
SetShaderValue(RHICmdList, ShaderRHI, TanConeHalfAngle, FMath::Tan(GAOConeHalfAngle));
FVector UnoccludedVector(0);
for (int32 SampleIndex = 0; SampleIndex < NumConeSampleDirections; SampleIndex++)
{
UnoccludedVector += SampleDirections[SampleIndex];
}
float BentNormalNormalizeFactorValue = 1.0f / (UnoccludedVector / NumConeSampleDirections).Size();
SetShaderValue(RHICmdList, ShaderRHI, BentNormalNormalizeFactor, BentNormalNormalizeFactorValue);
FAOScreenGridResources* ScreenGridResources = View.ViewState->AOScreenGridResources;
ScreenGridConeVisibility.SetBuffer(RHICmdList, ShaderRHI, ScreenGridResources->ScreenGridConeVisibility);
if (bSupportIrradiance)
{
ConeDepthVisibilityFunction.SetBuffer(RHICmdList, ShaderRHI, ScreenGridResources->ConeDepthVisibilityFunction);
}
}
void FClearBufferReplacementCS::SetParameters( FRHICommandList& RHICmdList, FUnorderedAccessViewRHIParamRef BufferRW, uint32 Dword )
{
FComputeShaderRHIParamRef ComputeShaderRHI = GetComputeShader();
SetShaderValue(RHICmdList, ComputeShaderRHI, ClearDword, Dword);
RHICmdList.SetUAVParameter(ComputeShaderRHI, ClearBufferRW.GetBaseIndex(), BufferRW);
}
void UnsetParameters(FRHICommandList& RHICmdList)
{
const FComputeShaderRHIParamRef ShaderRHI = GetComputeShader();
OutSceneColor.UnsetUAV(RHICmdList, ShaderRHI);
}
void SetParameters(
FRHICommandList& RHICmdList,
const FSceneView& View,
int32 ViewIndex,
int32 NumViews,
const TArray<FSortedLightSceneInfo, SceneRenderingAllocator>& SortedLights,
int32 NumLightsToRenderInSortedLights,
const FSimpleLightArray& SimpleLights,
int32 StartIndex,
int32 NumThisPass,
IPooledRenderTarget& InTextureValue,
IPooledRenderTarget& OutTextureValue)
{
FComputeShaderRHIParamRef ShaderRHI = GetComputeShader();
FGlobalShader::SetParameters(RHICmdList, ShaderRHI, View);
DeferredParameters.Set(RHICmdList, ShaderRHI, View);
SetTextureParameter(RHICmdList, ShaderRHI, InTexture, InTextureValue.GetRenderTargetItem().ShaderResourceTexture);
FUnorderedAccessViewRHIParamRef OutUAV = OutTextureValue.GetRenderTargetItem().UAV;
RHICmdList.TransitionResources(EResourceTransitionAccess::ERWBarrier, EResourceTransitionPipeline::EGfxToCompute, &OutUAV, 1);
OutTexture.SetTexture(RHICmdList, ShaderRHI, 0, OutUAV);
SetShaderValue(RHICmdList, ShaderRHI, ViewDimensions, View.ViewRect);
SetTextureParameter(
RHICmdList,
ShaderRHI,
PreIntegratedBRDF,
PreIntegratedBRDFSampler,
TStaticSamplerState<SF_Bilinear,AM_Clamp,AM_Clamp,AM_Clamp>::GetRHI(),
GEngine->PreIntegratedSkinBRDFTexture->Resource->TextureRHI
);
static const auto AllowStaticLightingVar = IConsoleManager::Get().FindTConsoleVariableDataInt(TEXT("r.AllowStaticLighting"));
const bool bAllowStaticLighting = (!AllowStaticLightingVar || AllowStaticLightingVar->GetValueOnRenderThread() != 0);
FTiledDeferredLightData LightData;
FTiledDeferredLightData2 LightData2;
for (int32 LightIndex = 0; LightIndex < NumThisPass; LightIndex++)
{
if (StartIndex + LightIndex < NumLightsToRenderInSortedLights)
{
const FSortedLightSceneInfo& SortedLightInfo = SortedLights[StartIndex + LightIndex];
const FLightSceneInfoCompact& LightSceneInfoCompact = SortedLightInfo.SceneInfo;
const FLightSceneInfo* const LightSceneInfo = LightSceneInfoCompact.LightSceneInfo;
FVector NormalizedLightDirection;
FVector2D SpotAngles;
float SourceRadius;
float SourceLength;
float MinRoughness;
// Get the light parameters
LightSceneInfo->Proxy->GetParameters(
LightData.LightPositionAndInvRadius[LightIndex],
LightData.LightColorAndFalloffExponent[LightIndex],
NormalizedLightDirection,
SpotAngles,
SourceRadius,
SourceLength,
MinRoughness);
if (LightSceneInfo->Proxy->IsInverseSquared())
{
// Correction for lumen units
LightData.LightColorAndFalloffExponent[LightIndex].X *= 16.0f;
LightData.LightColorAndFalloffExponent[LightIndex].Y *= 16.0f;
LightData.LightColorAndFalloffExponent[LightIndex].Z *= 16.0f;
LightData.LightColorAndFalloffExponent[LightIndex].W = 0;
}
// When rendering reflection captures, the direct lighting of the light is actually the indirect specular from the main view
if (View.bIsReflectionCapture)
{
LightData.LightColorAndFalloffExponent[LightIndex].X *= LightSceneInfo->Proxy->GetIndirectLightingScale();
LightData.LightColorAndFalloffExponent[LightIndex].Y *= LightSceneInfo->Proxy->GetIndirectLightingScale();
LightData.LightColorAndFalloffExponent[LightIndex].Z *= LightSceneInfo->Proxy->GetIndirectLightingScale();
}
{
// SpotlightMaskAndMinRoughness, >0:Spotlight, MinRoughness = abs();
float W = FMath::Max(0.0001f, MinRoughness) * ((LightSceneInfo->Proxy->GetLightType() == LightType_Spot) ? 1 : -1);
LightData2.LightDirectionAndSpotlightMaskAndMinRoughness[LightIndex] = FVector4(NormalizedLightDirection, W);
}
LightData2.SpotAnglesAndSourceRadiusAndSimpleLighting[LightIndex] = FVector4(SpotAngles.X, SpotAngles.Y, SourceRadius, 0);
int32 ShadowMapChannel = LightSceneInfo->Proxy->GetShadowMapChannel();
if (!bAllowStaticLighting)
{
ShadowMapChannel = INDEX_NONE;
}
LightData2.ShadowMapChannelMask[LightIndex] = FVector4(
ShadowMapChannel == 0 ? 1 : 0,
ShadowMapChannel == 1 ? 1 : 0,
ShadowMapChannel == 2 ? 1 : 0,
ShadowMapChannel == 3 ? 1 : 0);
}
else
{
int32 SimpleLightIndex = StartIndex + LightIndex - NumLightsToRenderInSortedLights;
const FSimpleLightEntry& SimpleLight = SimpleLights.InstanceData[SimpleLightIndex];
const FSimpleLightPerViewEntry& SimpleLightPerViewData = SimpleLights.GetViewDependentData(SimpleLightIndex, ViewIndex, NumViews);
LightData.LightPositionAndInvRadius[LightIndex] = FVector4(SimpleLightPerViewData.Position, 1.0f / FMath::Max(SimpleLight.Radius, KINDA_SMALL_NUMBER));
LightData.LightColorAndFalloffExponent[LightIndex] = FVector4(SimpleLight.Color, SimpleLight.Exponent);
LightData2.LightDirectionAndSpotlightMaskAndMinRoughness[LightIndex] = FVector4(FVector(1, 0, 0), 0);
LightData2.SpotAnglesAndSourceRadiusAndSimpleLighting[LightIndex] = FVector4(-2, 1, 0, 1);
LightData2.ShadowMapChannelMask[LightIndex] = FVector4(0, 0, 0, 0);
if( SimpleLight.Exponent == 0.0f )
{
// Correction for lumen units
LightData.LightColorAndFalloffExponent[LightIndex] *= 16.0f;
}
}
}
SetUniformBufferParameterImmediate(RHICmdList, ShaderRHI, GetUniformBufferParameter<FTiledDeferredLightData>(), LightData);
SetUniformBufferParameterImmediate(RHICmdList, ShaderRHI, GetUniformBufferParameter<FTiledDeferredLightData2>(), LightData2);
SetShaderValue(RHICmdList, ShaderRHI, NumLights, NumThisPass);
}
