UParticleModuleBeamSource | Unreal Engine 4.27 Documentation

Inheritance Hierarchy


Module	Engine
Header	/Engine/Source/Runtime/Engine/Classes/Particles/Beam/ParticleModuleBeamSource.h
Include	#include "Particles/Beam/ParticleModuleBeamSource.h"

class UParticleModuleBeamSource : public UParticleModuleBeamBase

Type	Name	Description
uint32: 1	bLockSource	Whether to lock the source to the life of the particle.
uint32: 1	bLockSourceStength	Whether to lock the source to the life of the particle.
uint32: 1	bLockSourceTangent	Whether to lock the source to the life of the particle.
uint32: 1	bSourceAbsolute	Whether to treat the as an absolute position in world space.
int32	LastSelectedParticleIndex
FRawDistributionVector	Source	Default source-point to use.
TEnumAsByte< enum Beam2SourceTargetMethod >	SourceMethod	The method flag.
FName	SourceName	The strength of the tangent from the source point for each beam.
FRawDistributionFloat	SourceStrength	The strength of the tangent from the source point for each beam.
FRawDistributionVector	SourceTangent	The tangent for the source point for each beam.
TEnumAsByte< enum Beam2SourceTargetTangentMethod >	SourceTangentMethod	The method to use for the source tangent.

	Type	Name	Description
		UParticleModuleBeamSource ( const FObjectInitializer& ObjectInitializer )

Type	Name	Description
void	GetDataPointerOffsets ( FParticleEmitterInstance* Owner, const uint8* ParticleBase, int32& CurrentOffset, int32& ParticleSourceOffset, int32& BranchSourceOffset )
void	GetDataPointers ( FParticleEmitterInstance* Owner, const uint8* ParticleBase, int32& CurrentOffset, FBeamParticleSourceTargetPayloadData& ParticleSource, FBeamParticleSourceBranchPayloadData& BranchSource )
void	InitializeDefaults ()	Initializes the default values for this property
bool	ResolveSourceData ( FParticleBeam2EmitterInstance* BeamInst, FBeam2TypeDataPayload* BeamData, const uint8* ParticleBase, int32& CurrentOffset, int32 ParticleIndex, bool bSpawning, FBeamParticleModifierPayloadData* ModifierData )

Type	Name	Description
void	AutoPopulateInstanceProperties ( UParticleSystemComponent* PSysComp )	Helper function used by the editor to auto-populate a placed AEmitter with any instance parameters that are utilized.
void	GetParticleSysParamsUtilized ( TArray< FString >& ParticleSysParamList )	Retrieve the ParticleSysParams associated with this module.
uint32	RequiredBytes ( UParticleModuleTypeDataBase* TypeData )	Returns the number of bytes that the module requires in the particle payload block.
void	Spawn ( FParticleEmitterInstance* Owner, int32 Offset, float SpawnTime, FBaseParticle* ParticleBase )	Called on a particle that is freshly spawned by the emitter.
void	Update ( FParticleEmitterInstance* Owner, int32 Offset, float DeltaTime )	Called on a particle that is being updated by its emitter.

	Type	Name	Description
	void	PostEditChangeProperty ( FPropertyChangedEvent& PropertyChangedEvent )	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.