1. Epic GamesDeveloper
  3. UAvaVisibilityModifierShared

UAvaVisibilityModifierShared

Singleton class for visibility modifiers to share data between each other Used because multiple modifier could be watching/updating an actor We want to save the state of that actor once before any modifier changes it and restore it when no other modifier is watching it

API > API/Plugins > API/Plugins/AvalancheModifiers > API/Plugins/AvalancheModifiers/Shared

Inheritance Hierarchy

References

   
Module AvalancheModifiers
Header /Engine/Plugins/Experimental/Avalanche/Source/AvalancheModifiers/Public/Shared/AvaVisibilityModifierShared.h
Include #include "Shared/AvaVisibilityModifierShared.h"

Syntax

UCLASS ()  
class UAvaVisibilityModifierShared : public UActorModifierCoreSharedObject

Remarks

Singleton class for visibility modifiers to share data between each other Used because multiple modifier could be watching/updating an actor We want to save the state of that actor once before any modifier changes it and restore it when no other modifier is watching it

Variables

  Type Name Description
Protected variable UProperty TSet< FAvaVisibilitySharedActorState > ActorStates Actor state before any modifier applied to it

Functions

  Type Name Description
Public function FAvaVisibilitySharedActorState *

FindActorState ( AActor* InActor
)

 Gather original state before any modifier is applied if there is one
Public function bool

IsActorsStateSaved ( UAvaBaseModifier* InModifierContext
)

 Returns true, if this modifier is tracking any actor
Public function bool

IsActorStateSaved ( UAvaBaseModifier* InModifierContext,
AActor* InActor
)

 Returns true, if this modifier is tracking this actor
Protected function Virtual void  
Public function void

RestoreActorsState ( UAvaBaseModifier* InModifierContext,
const TSet< AActor* >* InActors
)

 Unwatch all actors states linked to this modifier
Public function void

RestoreActorsState ( UAvaBaseModifier* InModifierContext,
const TSet< TWeakObjectPtr< AActor > >& InActors
)

  
Public function void

RestoreActorState ( UAvaBaseModifier* InModifierContext,
AActor* InActor
)

 Unwatch actor state, removes it if no other modifier track that actor state
Public function void

SaveActorState ( UAvaBaseModifier* InModifierContext,
AActor* InActor
)

 Watch actor state, adds it if it is not tracked
Public function void

SetActorsVisibility ( UAvaBaseModifier* InModifierContext,
TArray< AActor* > InActors,
bool bInHidden,
EAvaVisibilityActor InActorVisibility
)

 Set actors visibility in game or editor, tracks original state if not tracked
Public function void

SetActorVisibility ( UAvaBaseModifier* InModifierContext,
AActor* InActor,
bool bInHidden,
bool bInRecurse,
EAvaVisibilityActor InActorVisibility
)

 Set actor visibility in game or editor and recurse, tracks original state if not tracked

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