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> Unreal Engine API Reference > Runtime > Engine > FParticleMeshEmitterInstance

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FParticleMeshEmitterInstance

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Inheritance Hierarchy

FParticleEmitterInstance

FParticleMeshEmitterInstance

References

Module	Engine
Header	/Engine/Source/Runtime/Engine/Public/ParticleEmitterInstances.h
Include	#include "ParticleEmitterInstances.h"

Syntax

struct FParticleMeshEmitterInstance : public FParticleEmitterInstance

Variables

	Name	Description
TArray< UMateri...	CurrentMaterials	The materials to render this instance with.
int32	MeshMotionBlurOffset
bool	MeshRotationActive
int32	MeshRotationOffset
UParticleModule...	MeshTypeData

Constructors

	Name	Description
	FParticleMeshEmitterInstance()	Constructor Structure for mesh emitter instancesConstructor

Name

Description

FParticleMeshEmitterInstance()

Constructor

Structure for mesh emitter instancesConstructor

Functions

		Name	Description
	void	GetMeshMaterials ( TArray< UMaterialInterface, T..., const UParticleLODLevel LODLe..., ERHIFeatureLevel::Type InFeatureLev..., bool bLogWarnings )	Gets the materials applied to each section of a mesh.

Overridden from FParticleEmitterInstance

	Name	Description
bool	FillReplayData ( FDynamicEmitterReplayDataBase& Out... )	Captures dynamic replay data for this particle system.
void	GatherMaterialRelevance ( FMaterialRelevance* OutMateria..., const UParticleLODLevel* LODLe..., ERHIFeatureLevel::Type InFeatureLev... )	Gathers material relevance flags for this emitter instance.
void	GetAllocatedSize ( int32& OutNum, int32& OutMax )	Retrieve the allocated size of this instance.
FDynamicEmit...	GetDynamicData ( bool bSelected, ERHIFeatureLevel::Type InFeatureLev... )	Retrieves the dynamic data for the emitter
int32	GetMeshRotationOffset()	Returns the offset to the mesh rotation payload, if any.
FDynamicEmit...	GetReplayData()	Retrieves replay data for the emitter
void	GetResourceSizeEx ( FResourceSizeEx& CumulativeResourc... )	Returns the size of the object/ resource for display to artists/ LDs in the Editor.
void	Init()	Initialize the instance
void	InitParameters ( UParticleEmitter* InTemplate, UParticleSystemComponent* InCo... )
bool	IsDynamicDataRequired ( UParticleLODLevel* CurrentLODL... )	Checks some common values for GetDynamicData validity
bool	IsMeshRotationActive()	Returns true if mesh rotation is active.
void	PostSpawn ( FBaseParticle* Particle, float InterpolationPercentage, float SpawnTime )	Handle any post-spawning actions required by the instance
uint32	RequiredBytes()	Retrieved the per-particle bytes that this emitter type requires.
bool	Resize ( int32 NewMaxActiveParticles, bool bSetMaxActiveCount )	Resize the particle data array
void	SetMeshMaterials ( const TArray< UMaterialInterface&#... )	Sets the materials with which mesh particles should be rendered.
void	Tick ( float DeltaTime, bool bSuppressSpawning )	Tick the instance.
void	Tick_MaterialOverrides ( int32 EmitterIndex )	Ticks the emitter's material overrides.
void	UpdateBoundingBox ( float DeltaTime )	Update the bounding box for the emitter