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> Unreal Engine API Reference > Plugins > Niagara > UNiagaraDataInterfaceOcclusion

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UNiagaraDataInterfaceOcclusion

Copyright Epic Games, Inc. All Rights Reserved.

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Inheritance Hierarchy

UObjectBase

UObjectBaseUtility

UObject

UNiagaraMergeable

UNiagaraDataInterfaceBase

UNiagaraDataInterface

UNiagaraDataInterfaceOcclusion

References

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

Syntax

[UCLASS](Programming/UnrealArchitecture/Reference/Classes#classdeclaration)(EditInlineNew, Category="Camera", Meta=(DisplayName="Occlusion Query"))
class UNiagaraDataInterfaceOcclusion : public UNiagaraDataInterface

Remarks

Constructors

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

Functions

		Name	Description
	void	QueryOcclusionFactorCircleGPU ( FVectorVMContext& Context )
	void	QueryOcclusionFactorGPU ( FVectorVMContext& Context )

Overridden from UNiagaraDataInterface

	Name	Description
bool	AppendCompileHash ( FNiagaraCompileHashVisitor* In... )	Allows the generic class defaults version of this class to specify any dependencies/version/etc that might invalidate the compile.
bool	CanExecuteOnTarget ( ENiagaraSimTarget Target )
void	GetCommonHLSL ( FString& OutHLSL )	Allows data interfaces to provide common functionality that will be shared across interfaces on that type.
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.
bool	RequiresDepthBuffer()

Overridden from UObject

		Name	Description
	void	PostInitProperties()	Called after the C++ constructor and after the properties have been initialized, including those loaded from config.

Constants

Name	Description
GetCameraOcclusionCircleName
GetCameraOcclusionRectangleName

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