UCurveBase | Unreal Engine 5.7 Documentation

Defines a curve of interpolated points to evaluate over a given range


Name	UCurveBase
Type	class
Header File	/Engine/Source/Runtime/Engine/Classes/Curves/CurveBase.h
Include Path	#include "Curves/CurveBase.h"

Syntax

UCLASS (Abstract, BlueprintType, MinimalAPI)  
class UCurveBase :  
    public UObject ,  
    public FCurveOwnerInterface

Name	Remarks	Include Path	Unreal Specifiers
UCurveBase ( const FObjectInitializer& ObjectInitializer )		Curves/CurveBase.h

Name	Type	Remarks	Include Path
FOnUpdateCurve	TMulticastDelegate_TwoParams< void, UCurveBase *, EPropertyChangeType::Type >	Delegate called whenever the curve data is updated.	Curves/CurveBase.h

Name	Type	Include Path	Unreal Specifiers
AssetImportData	TObjectPtr< class UAssetImportData >	Curves/CurveBase.h	VisibleAnywhere Instanced Category=ImportSettings
bOnCurveUpdateInteractive	bool	Curves/CurveBase.h
OnUpdateCurve	FOnUpdateCurve	Curves/CurveBase.h

Name	Remarks	Include Path	Unreal Specifiers
TArray< FString > CreateCurveFromCSVString ( const FString& InString )	Create curve from CSV style comma-separated string.	Curves/CurveBase.h
FString ExportAsJSONString()	Exports the curve as a JSON string	Curves/CurveBase.h
void GetTimeRange ( double& MinTime, double& MaxTime ) const		Curves/CurveBase.h
void GetTimeRange ( float& MinTime, float& MaxTime ) const	Get the time range across all curves	Curves/CurveBase.h	BlueprintCallable Category="Math\|Curves"
void GetValueRange ( float& MinValue, float& MaxValue ) const	Get the value range across all curves	Curves/CurveBase.h	BlueprintCallable Category="Math\|Curves"
void GetValueRange ( double& MinValue, double& MaxValue ) const		Curves/CurveBase.h
virtual void ImportFromJSONString ( const FString& InString, TArray< FString >& OutProblems )	Imports the curve data from a JSON string.	Curves/CurveBase.h
void ResetCurve()	Reset all curve data	Curves/CurveBase.h

Name	Remarks	Include Path
virtual void GetAssetRegistryTags ( TArray< FAssetRegistryTag >& OutTags ) const		Curves/CurveBase.h
virtual void GetAssetRegistryTags ( FAssetRegistryTagsContext Context ) const	Override to ensure we write out the asset import data	Curves/CurveBase.h
virtual void PostEditChangeProperty ( FPropertyChangedEvent& PropertyChangedEvent )		Curves/CurveBase.h
virtual void PostInitProperties()		Curves/CurveBase.h
virtual void PostLoad()		Curves/CurveBase.h

Name	Remarks	Include Path
virtual void GetCurves ( TAdderReserverRef< FRichCurveEditInfoConst > Curves ) const	Returns set of curves to edit. Must not release the curves while being edited.	Curves/CurveBase.h
virtual TArray< FRichCurveEditInfo > GetCurves ()	Returns set of curves to query. Must not release the curves while being edited.	Curves/CurveBase.h
virtual TArray< FRichCurveEditInfoConst > GetCurves ()		Curves/CurveBase.h
virtual TArray< const UObject * > GetOwners()	Returns the owner(s) of the curve	Curves/CurveBase.h
virtual bool IsValidCurve ( FRichCurveEditInfo CurveInfo )	Validates that a previously retrieved curve is still valid for editing.	Curves/CurveBase.h
virtual void MakeTransactional()	Called to make curve owner transactional	Curves/CurveBase.h
virtual void ModifyOwner()	Called to modify the owner of the curve	Curves/CurveBase.h
virtual void OnCurveChanged ( const TArray< FRichCurveEditInfo >& ChangedCurveEditInfos )	Called when any of the curves have been changed	Curves/CurveBase.h
virtual bool RepointCurveOwner ( const FPackageReloadedEvent& InPackageReloadedEvent, FCurveOwnerInterface*& OutNewCurveOwner ) const	Called during package reload to repoint a curve interface asset	Curves/CurveBase.h
virtual void SetOnCurveChangedIsInteractive ( bool bInteractive )	Tell the curve owner that calls to OnCurveChanged are from an interactive drag	Curves/CurveBase.h

Name	Type	Remarks	Include Path	Unreal Specifiers
ImportPath_DEPRECATED	FString	The filename imported to create this object.	Curves/CurveBase.h