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Particles

API > API/Runtime > API/Runtime/Engine

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Classes

  Type Name Description
Public class UClass MinimalAPI HideCategories componentwrapperclass AEmitter    
Public class UClass Abstract, MinimalAPI Blueprintable AEmitterCameraLensEffectBase    
Public class UClass NotPlaceable Config notblueprintable AParticleEventManager    
Public struct FAccumulatedParticlePerfStats    
Public class FFXBudget    
Public struct UStruct BlueprintType FFXSystemSpawnParameters Parameters controlling the spawning behavior of FX systems via the SpawnSystemAtLocation and SpawnSystemAttached.  
Public struct FFXTimeData Timing data for various parts of FX work.  
Public struct UStruct FLODSoloTrack Temporary array for tracking 'solo' emitter mode. Entry will be true if emitter was enabled  
Public struct UStruct FNamedEmitterMaterial    
Public class FOnSystemFinished Called when the particle system is done.  
Public struct UStruct FParticleBurst    
Public class FParticleBurstSignature Fires when a particle system bursts  
Public struct UStruct FParticleCurvePair    
Public class FParticleDeathSignature Fires when a particle dies  
Public struct UStruct FParticleEmitterReplayFrame    
Public struct FParticleEventBurstData Particle burst event data.  
Public struct FParticleEventCollideData Collision particle event data.  
Public struct FParticleEventData The base class for all particle event data.  
Public struct FParticleEventDeathData Killed particle event data.  
Public struct FParticleEventKismetData Kismet particle event data.  
Public struct FParticleEventSpawnData Spawn particle event data.  
Public struct FParticleExistingData Particle event data for particles that already existed at the time of the event  
Public struct FParticlePerfStatsContext    
Public struct UStruct FParticleRandomSeedInfo    
Public struct FParticleRequiredModule    
Public class FParticleSpawnSignature Fires when a particle is spawned  
Public struct UStruct BlueprintType FParticleSysParam Struct used for a particular named instance parameter for this ParticleSystemComponent.  
Public struct UStruct FParticleSystemLOD Structure containing per-LOD settings that pertain to the entire UParticleSystem.  
Public struct UStruct FParticleSystemReplayFrame A single frame within this replay  
Public class FParticleSystemWorldManager Main manager class for particle systems in the world.  
Public struct UStruct FParticleSystemWorldManagerTickFunction    
Public struct UStruct FPSCPool    
Public struct UStruct FPSCPoolElem    
Public struct FPSCTickData All data relating to a particle system's ticking. Kept in a cache friendly package.  
Public class FSubUVBoundingGeometryBuffer    
Public class FSubUVDerivedData    
Public struct UStruct FWorldPSCPool    
Public class UClass Abstract, MinimalAPI BlueprintType UFXSystemAsset    
Public class UClass Abstract, MinimalAPI UFXSystemComponent    
Public class UClass Abstract, MinimalAPI HideCategories editinlinenew UParticleEmitter    
Public class UClass MinimalAPI HideCategories collapsecategories, editinlinenew UParticleLODLevel    
Public class UClass Abstract, MinimalAPI HideCategories editinlinenew, within UParticleModule    
Public class UClass MinimalAPI HideCategories, Meta editinlinenew UParticleModuleRequired    
Public class UClass MinimalAPI HideCategories collapsecategories, editinlinenew UParticleSpriteEmitter    
Public class UClass MinimalAPI BlueprintType HideCategories UParticleSystem A ParticleSystem is a complete particle effect that contains any number of ParticleEmitters.  
Public class UClass MinimalAPI ClassGroup, ShowCategories, HideCategories, Meta editinlinenew UParticleSystemComponent A particle emitter.  
Public class UClass AutoExpandCategories, HideCategories UParticleSystemReplay    
Public class UClass MinimalAPI HideCategories USubUVAnimation SubUV animation asset, which caches bounding geometry for regions in the SubUVTexture with non-zero opacity.  

Typedefs

Name Description
FMaterialPSOPrecacheRequestID Unique request ID of MaterialPSOPrecache which can be used to boost the priority of a PSO precache requests if it's needed for rendering.
FOnSystemPreActivationChange Called just before the activation of a component changes.
FPSCManagerAsyncTickBatch  

Enums

  Type Name Description
Public enum UEnum EEmitterNormalsMode    
Public enum UEnum EEmitterRenderMode Cascade-related.  
Public enum UEnum EModuleType ModuleType Indicates the kind of emitter the module can be applied to.  
Public enum UEnum EOpacitySourceMode    
Public enum UEnum EParticleBurstMethod Burst emissions.  
Public enum UEnum EParticleEventType Event type  
Public enum UEnum EParticleScreenAlignment    
Public enum UEnum EParticleSortMode    
Public enum UEnum EParticleSourceSelectionMethod Particle Selection Method, for any emitters that utilize particles as the source points.  
Public enum UEnum EParticleSubUVInterpMethod SubUV-related.  
Public enum UEnum BlueprintType EParticleSysParamType Enum for specifying type of a name instance parameter.  
Public enum UEnum EParticleSystemOcclusionBoundsMethod Occlusion method enumeration  
Public enum UEnum EParticleSystemUpdateMode ParticleSystemUpdateMode Enumeration indicating the method by which the system should be updated  
Public enum UEnum EParticleUVFlipMode    
Public enum UEnum EPSCPoolMethod    
Public enum UEnum ESubUVBoundingVertexCount More bounding vertices results in reduced overdraw, but adds more triangle overhead.  
Public enum UEnum ParticleReplayState Particle system replay state  
Public enum UEnum ParticleSystemLODMethod ParticleSystemLODMethod  

Functions

  Type Name Description
Public function void Flips the sign of a particle's base size based on it's UV flip mode.
Public function    
Public function  

DECLARE_DYNAMIC_MULTICAST_DELEGATE_NineParams ( FParticleCollisionSignature,
FName,
EventName,
float,
EmitterTime,
int32,
ParticleTime,
FVector,
Location,
FVector,
Velocity,
FVector,
Direction,
FVector,
Normal,
FName,
BoneName,
UPhysicalMaterial*,
PhysMat
)

 Fires when a particle dies

Variables

  Type Name Description
Public variable int32 GbEnablePSCWorldManager  
Public variable   STATCAT_Advanced  

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