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  3. FMassObserverManager

FMassObserverManager

A type that encapsulates logic related to notifying interested parties of entity composition changes.

API > API/Plugins > API/Plugins/MassEntity

References

   
Module MassEntity
Header /Engine/Plugins/Runtime/MassEntity/Source/MassEntity/Public/MassObserverManager.h
Include #include "MassObserverManager.h"

Syntax

USTRUCT&40;&41;  
struct FMassObserverManager

Remarks

A type that encapsulates logic related to notifying interested parties of entity composition changes. Upon creation it reads information from UMassObserverRegistry and instantiates processors interested in handling given fragment type addition or removal.

Variables

  Type Name Description
Protected variable FMassEntityManager & EntityManager The owning EntityManager.
Protected variable friend FMassEntityManager  
Protected variable UProperty FMassObserversMap[(uint8) EMassObservedOperation::MAX] FragmentObservers  
Protected variable FMassFragmentBitSet[(uint8) EMassObservedOperation::MAX] ObservedFragments  
Protected variable FMassTagBitSet[(uint8) EMassObservedOperation::MAX] ObservedTags  
Protected variable UProperty FMassObserversMap[(uint8) EMassObservedOperation::MAX] TagObservers  

Constructors

  Type Name Description
Public function    
Protected function    

Functions

  Type Name Description
Public function void

AddObserverInstance ( const UScriptStruct& FragmentOrTagType,
const EMassObservedOperation Operation,
UMassProcessor& ObserverProcessor
)

  
Public function Const const FMassFragmentBitSet *  
Public function Const const FMassFragmentBitSet &  
Public function Const const FMassTagBitSet *  
Public function Const const FMassTagBitSet &  
Protected function void

HandleFragmentsImpl ( FMassProcessingContext& ProcessingContext,
const FMassArchetypeEntityCollection& EntityCollection,
TArrayView< const UScriptStruct* > ObservedTypes,
FMassObserversMap& HandlersContainer
)

  
Protected function void

HandleSingleEntityImpl ( const UScriptStruct& FragmentType,
const FMassArchetypeEntityCollection& EntityCollection,
FMassObserversMap& HandlersContainer
)

  
Public function Const bool

HasObserversForBitSet ( const FMassTagBitSet& InQueriedBitSet,
const EMassObservedOperation Operation
)

  
Public function Const bool

HasObserversForBitSet ( const FMassFragmentBitSet& InQueriedBitSet,
const EMassObservedOperation Operation
)

  
Public function Const bool  
Protected function void  
Public function bool

OnCompositionChanged ( const FMassArchetypeEntityCollection& EntityCollection,
const FMassArchetypeCompositionDescriptor& Composition,
const EMassObservedOperation Operation,
FMassProcessingContext* InProcessingContext
)

  
Public function bool

OnCompositionChanged ( const FMassEntityHandle Entity,
const FMassArchetypeCompositionDescriptor& CompositionDelta,
const EMassObservedOperation Operation
)

  
Public function void

OnFragmentOrTagOperation ( const UScriptStruct& FragmentOrTagType,
const FMassArchetypeEntityCollection& EntityCollection,
const EMassObservedOperation Operation
)

  
Public function bool  
Public function bool

OnPostEntitiesCreated ( FMassProcessingContext& ProcessingContext,
const FMassArchetypeEntityCollection& EntityCollection
)

  
Public function bool  
Public function void

OnPostFragmentOrTagAdded ( const UScriptStruct& FragmentOrTagType,
const FMassArchetypeEntityCollection& EntityCollection
)

  
Public function bool  
Public function bool  
Public function bool

OnPreEntitiesDestroyed ( FMassProcessingContext& ProcessingContext,
const FMassArchetypeEntityCollection& EntityCollection
)

  
Public function bool

OnPreEntityDestroyed ( const FMassArchetypeCompositionDescriptor& ArchetypeComposition,
const FMassEntityHandle Entity
)

  
Public function void

OnPreFragmentOrTagRemoved ( const UScriptStruct& FragmentOrTagType,
const FMassArchetypeEntityCollection& EntityCollection
)

  

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