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> Unreal Engine API Reference > Plugins > Niagara > UNiagaraDataInterfaceVector2DCurve

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UNiagaraDataInterfaceVector2DCurve

Copyright Epic Games, Inc. All Rights Reserved.

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Inheritance Hierarchy

UObjectBase

UObjectBaseUtility

UObject

UNiagaraMergeable

UNiagaraDataInterfaceBase

UNiagaraDataInterface

UNiagaraDataInterfaceCurveBase

UNiagaraDataInterfaceVector2DCurve

References

Module	Niagara
Header	/Engine/Plugins/FX/Niagara/Source/Niagara/Classes/NiagaraDataInterfaceVector2DCurve.h
Include	#include "NiagaraDataInterfaceVector2DCurve.h"

Syntax

[UCLASS](Programming/UnrealArchitecture/Reference/Classes#classdeclaration)(EditInlineNew, Category="Curves", Meta=(DisplayName="Curve for Vector2D's"))
class UNiagaraDataInterfaceVector2DCurve : public UNiagaraDataInterfaceCurveBase

Remarks

Data Interface allowing sampling of vector curves.

Variables

		Name	Description
	FRichCurve	XCurve
	FRichCurve	YCurve

Constructors

	Name	Description
	UNiagaraDataInterfaceVector2DCurve ( const FObjectInitializer& ObjectIn... )

Functions

		Name	Description
	void	SampleCurve ( FVectorVMContext& Context )

Overridden from UNiagaraDataInterfaceCurveBase

	Name	Description
TArray< floa...	BuildLUT ( int32 NumEntries )
void	GetCurveData ( TArray< FCurveData >& OutCurveData )	Gets information for all of the curves owned by this curve data interface.
int32	GetCurveNumElems()
void	UpdateTimeRanges()

Overridden from UNiagaraDataInterface

	Name	Description
bool	CopyToInternal ( UNiagaraDataInterface* Destina... )
bool	Equals ( const UNiagaraDataInterface* O... )	Determines if this DataInterface is the same as another.
bool	GetFunctionHLSL ( const FNiagaraDataInterfaceGPUParam..., const FNiagaraDataInterfaceGenerate..., int FunctionInstanceIndex, FString& OutHLSL )
void	GetFunctions ( TArray< FNiagaraFunctionSignature >... )	Gets all the available functions for this data interface.
void	GetVMExternalFunction ( const FVMExternalFunctionBindingInf..., void* InstanceData, FVMExternalFunction& OutFunc )	Returns the delegate for the passed function signature.

Overridden from UObject

		Name	Description
	void	PostInitProperties()	Called after the C++ constructor and after the properties have been initialized, including those loaded from config.
	void	Serialize ( FArchive& Ar )	Handles reading, writing, and reference collecting using FArchive.

Constants

Name	Description
CurveLUTNumElems
SampleCurveName

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