103 lines
3.5 KiB
C++
103 lines
3.5 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "GroomAsset.h"
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#include "ChaosLog.h"
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#include "Dataflow/DataflowCore.h"
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#include "Dataflow/DataflowEngine.h"
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#include "ResampleGuidesPointsNode.generated.h"
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/** Enum to pick the number of points per guide */
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UENUM(BlueprintType)
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enum class EGroomNumPoints : uint8
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{
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/** Default behavior coming from the strands size in the physics settings */
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Default = 0 UMETA(DisplayName = "Default"),
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/** 4 points / curve */
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Size4 = 4 UMETA(DisplayName = "4 Points"),
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/** 8 points / curve */
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Size8 = 8 UMETA(DisplayName = "8 Points"),
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/** 16 points / curve */
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Size16 = 16 UMETA(DisplayName = "16 Points"),
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/** 32 points / curve */
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Size32 = 32 UMETA(DisplayName = "32 Points"),
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/** 64 points / curve */
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Size64 = 64 UMETA(DisplayName = "64 Points"),
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};
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/** Resample the groom guides with a fixed number of points (in physics strands size) */
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USTRUCT(meta = (Experimental, DataflowGroom, Deprecated="5.7"))
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struct UE_DEPRECATED(5.7, "Use the newer version of this node instead.") FResampleGuidesPointsDataflowNode : public FDataflowNode
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{
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GENERATED_BODY()
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DATAFLOW_NODE_DEFINE_INTERNAL(FResampleGuidesPointsDataflowNode, "ResampleGuidesPoints", "Groom", "")
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DATAFLOW_NODE_RENDER_TYPE("GuidesRender", FName("FGroomCollection"), "Collection")
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public:
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FResampleGuidesPointsDataflowNode(const UE::Dataflow::FNodeParameters& InParam, FGuid InGuid = FGuid::NewGuid())
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: FDataflowNode(InParam, InGuid)
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{
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RegisterInputConnection(&Collection);
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RegisterOutputConnection(&Collection, &Collection);
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}
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//~ Begin FDataflowNode interface
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virtual void Evaluate(UE::Dataflow::FContext& Context, const FDataflowOutput* Out) const override;
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//~ End FDataflowNode interface
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/** Managed array collection to be used to store datas */
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UPROPERTY(meta = (DataflowInput, DataflowOutput, DisplayName = "Collection", DataflowPassthrough = "Collection"))
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FManagedArrayCollection Collection;
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/** Max number of points */
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UPROPERTY(EditAnywhere, Category="Geometry", meta = (DisplayName = "Points Count"))
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EGroomNumPoints PointsCount = EGroomNumPoints::Default;
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};
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/** Resample the curves with a fixed number of points */
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USTRUCT(meta = (Experimental, DataflowGroom))
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struct FResampleCurvePointsDataflowNode : public FDataflowNode
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{
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GENERATED_BODY()
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DATAFLOW_NODE_DEFINE_INTERNAL(FResampleCurvePointsDataflowNode, "ResampleCurvePoints", "Groom", "")
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public:
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FResampleCurvePointsDataflowNode(const UE::Dataflow::FNodeParameters& InParam, FGuid InGuid = FGuid::NewGuid());
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private:
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//~ Begin FDataflowNode interface
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virtual void Evaluate(UE::Dataflow::FContext& Context, const FDataflowOutput* Out) const override;
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//~ End FDataflowNode interface
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/** Managed array collection to be used to store datas */
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UPROPERTY(meta = (DataflowInput, DataflowOutput, DisplayName = "Collection", DataflowPassthrough = "Collection", DataflowRenderGroups = "Surface"))
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FManagedArrayCollection Collection;
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/** Curve selection to focus the guides generation spatially */
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UPROPERTY(meta = (DataflowInput, DisplayName = "Curve Selection"))
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FDataflowCurveSelection CurveSelection;
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/** Max number of points */
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UPROPERTY(EditAnywhere, Category="Geometry", meta = (DisplayName = "Points Count"))
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EGroomNumPoints PointsCount = EGroomNumPoints::Size16;
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/** Max number of points (to be able to plug into a variable since enum is not supported in dataflow) */
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UPROPERTY(meta = (DataflowInput, DisplayName = "Points Count"))
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int32 NumPoints = 16;
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};
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