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> Unreal Engine API Reference > Plugins > Niagara > UNiagaraDataInterfaceArray

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UNiagaraDataInterfaceArray

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Inheritance Hierarchy

UObjectBase

UObjectBaseUtility

UObject

UNiagaraMergeable

UNiagaraDataInterfaceBase

UNiagaraDataInterface

UNiagaraDataInterfaceArray

	UNiagaraDataInterfaceArrayBool
	UNiagaraDataInterfaceArrayColor
	UNiagaraDataInterfaceArrayFloat
	UNiagaraDataInterfaceArrayFloat2
	UNiagaraDataInterfaceArrayFloat3
	UNiagaraDataInterfaceArrayFloat4
	UNiagaraDataInterfaceArrayInt32
	UNiagaraDataInterfaceArrayQuat

References

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

Syntax

[UCLASS](Programming/UnrealArchitecture/Reference/Classes#classdeclaration)(Abstract, EditInlineNew)
class UNiagaraDataInterfaceArray : public UNiagaraDataInterface

Variables

	Name	Description
FRWLock	ArrayRWGuard	ReadWrite lock to ensure safe access to the underlying array.
TUniquePtr< INi...	Impl
int32	MaxElements	When greater than 0 sets the maximum number of elements the array can hold, only relevant when using operations that modify the array size.

Constructors

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

Overridden from UNiagaraDataInterface

	Name	Description
bool	CanExecuteOnTarget ( ENiagaraSimTarget Target )
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	GetParameterDefinitionHLSL ( const FNiagaraDataInterfaceGPUParam..., FString& OutHLSL )
void	GetVMExternalFunction ( const FVMExternalFunctionBindingInf..., void* InstanceData, FVMExternalFunction& OutFunc )	Returns the delegate for the passed function signature.
void	PushToRenderThreadImpl()
bool	UpgradeFunctionCall ( FNiagaraFunctionSignature& Functio... )	Allows data interfaces the opportunity to rename / change the function signature and perform an upgrade.

Overridden from UNiagaraDataInterfaceBase

	Name	Description
void	BindParameters ( FNiagaraDataInterfaceParametersCS&..., const FNiagaraDataInterfaceGPUParam..., const FShaderParameterMap& Paramet... )	Methods that operate on an instance of type FNiagaraDataInterfaceParametersCS*, created by the above CreateComputeParameters() method
FNiagaraData...	CreateComputeParameters()	Constructs the correct CS parameter type for this DI (if any).
const FTypeL...	GetComputeParametersTypeDesc()
void	SetParameters ( const FNiagaraDataInterfaceParamete..., FRHICommandList& RHICmdList, const FNiagaraDataInterfaceSetArgs ... )
void	UnsetParameters ( const FNiagaraDataInterfaceParamete..., FRHICommandList& RHICmdList, const FNiagaraDataInterfaceSetArgs ... )

Overridden from UObject

	Name	Description
void	PostEditChangeProperty ( FPropertyChangedEvent& PropertyCha... )	Called when a property on this object has been modified externally
void	PostInitProperties()	Called after the C++ constructor and after the properties have been initialized, including those loaded from config.
void	PostLoad()	Do any object-specific cleanup required immediately after loading an object.

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