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  3. UStateTreeComponent

UStateTreeComponent

API > API/Plugins > API/Plugins/GameplayStateTreeModule

   
Name UStateTreeComponent
Type class
Header File /Engine/Plugins/Runtime/GameplayStateTree/Source/GameplayStateTreeModule/Public/Components/StateTreeComponent.h
Include Path #include "Components/StateTreeComponent.h"

Syntax

UCLASS (MinimalAPI, Blueprintable, ClassGroup=AI, HideCategories=(Activation, Collision),  
       Meta=(BlueprintSpawnableComponent))  
class UStateTreeComponent :  
    public UBrainComponent ,  
    public IGameplayTaskOwnerInterface ,  
    public IStateTreeSchemaProvider

Inheritance Hierarchy

Implements Interfaces

Derived Classes

Constructors

Name Remarks Include Path Unreal Specifiers

UStateTreeComponent ( const FObjectInitializer& ObjectInitializer
)

   Components/StateTreeComponent.h  

Variables

Public

Name Type Remarks Include Path Unreal Specifiers
OnStateTreeRunStatusChanged FStateTreeRunStatusChanged Called when the run status of the StateTree has changed Components/StateTreeComponent.h
  • BlueprintAssignable
  • Category="Gameplay|StateTree"

Protected

Name Type Remarks Include Path Unreal Specifiers
CurrentlyRunningExecContext FStateTreeExecutionContext *   Components/StateTreeComponent.h  
FStateTreeComponentExecutionExtension friend   Components/StateTreeComponent.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

void AddLinkedStateTreeOverrides ( const FGameplayTag StateTag,
FStateTreeReference StateTreeReference
)

 Add a linked state tree override. Components/StateTreeComponent.h
  • BlueprintCallable
  • Category="Gameplay|StateTree"

EStateTreeRunStatus GetStateTreeRunStatus()

 Returns the current run status of the StateTree. Components/StateTreeComponent.h
  • BlueprintPure
  • Category="Gameplay|StateTree"

void RemoveLinkedStateTreeOverrides ( const FGameplayTag StateTag
)

 Remove a linked state tree override. Components/StateTreeComponent.h
  • BlueprintCallable
  • Category="Gameplay|StateTree"

void SendStateTreeEvent ( const FStateTreeEvent& Event
)

 Sends event to the running StateTree. Components/StateTreeComponent.h
  • BlueprintCallable
  • Category="Gameplay|StateTree"

void SendStateTreeEvent ( const FGameplayTag Tag,
const FConstStructView Payload,
const FName Origin
)

 Sends event to the running StateTree. Components/StateTreeComponent.h  
Set the linked state tree overrides. Components/StateTreeComponent.h  

void SetStartLogicAutomatically ( const bool bInStartLogicAutomatically
)

 Sets whether the State Tree is started automatically on begin play. Components/StateTreeComponent.h
  • BlueprintCallable
  • Category="Gameplay|StateTree"

void SetStateTree ( UStateTree* StateTree
)

 Sets a new state tree. The state tree won't be set if the logic is running. Components/StateTreeComponent.h
  • BlueprintCallable
  • Category="Gameplay|StateTree"

void SetStateTreeReference ( FStateTreeReference StateTreeReference
)

 Sets a new state tree reference. The state tree reference won't be set if the logic is running. Components/StateTreeComponent.h
  • BlueprintCallable
  • Category="Gameplay|StateTree"

Overridden from UBrainComponent

Name Remarks Include Path Unreal Specifiers

virtual void Cleanup()

   Components/StateTreeComponent.h  

virtual bool IsPaused()

   Components/StateTreeComponent.h  

virtual bool IsRunning()

   Components/StateTreeComponent.h  

virtual void PauseLogic ( const FString& Reason
)

   Components/StateTreeComponent.h  

virtual void RestartLogic()

   Components/StateTreeComponent.h  

virtual EAILogicResuming::Type ResumeLogic ( const FString& Reason
)

   Components/StateTreeComponent.h  

virtual void StartLogic()

   Components/StateTreeComponent.h  

virtual void StopLogic ( const FString& Reason
)

   Components/StateTreeComponent.h  

Overridden from UActorComponent

Name Remarks Include Path Unreal Specifiers

virtual void BeginPlay()

   Components/StateTreeComponent.h  

virtual void EndPlay ( const EEndPlayReason::Type EndPlayReason
)

   Components/StateTreeComponent.h  

virtual void InitializeComponent()

   Components/StateTreeComponent.h  

virtual void TickComponent ( float DeltaTime,
enum ELevelTick TickType,
FActorComponentTickFunction* ThisTickFunction
)

   Components/StateTreeComponent.h  

virtual void UninitializeComponent()

   Components/StateTreeComponent.h  

Overridden from IGameplayTaskOwnerInterface

Name Remarks Include Path Unreal Specifiers

virtual AActor * GetGameplayTaskAvatar ( const UGameplayTask* Task
) const

   Components/StateTreeComponent.h  

virtual uint8 GetGameplayTaskDefaultPriority()

   Components/StateTreeComponent.h  

virtual AActor * GetGameplayTaskOwner ( const UGameplayTask* Task
) const

   Components/StateTreeComponent.h  

virtual UGameplayTasksComponent * GetGameplayTasksComponent ( const UGameplayTask& Task
) const

   Components/StateTreeComponent.h  

virtual void OnGameplayTaskInitialized ( UGameplayTask& Task
)

   Components/StateTreeComponent.h  

Overridden from IStateTreeSchemaProvider

Name Remarks Include Path Unreal Specifiers

virtual TSubclassOf< UStateTreeSchema > GetSchema()

   Components/StateTreeComponent.h  

Protected

Name Remarks Include Path Unreal Specifiers

virtual bool CollectExternalData ( const FStateTreeExecutionContext& Context,
const UStateTree* StateTree,
TArrayView< const FStateTreeExternalDataDesc > Descs,
TArrayView< FStateTreeDataView > OutDataViews
) const

   Components/StateTreeComponent.h  

void ConditionalEnableTick()

   Components/StateTreeComponent.h  

void DisableTick()

   Components/StateTreeComponent.h  

virtual TValueOrError< void, FString > HasValidStateTreeReference()

   Components/StateTreeComponent.h  

void ScheduleTickFrame ( const FStateTreeScheduledTick& NextTick
)

   Components/StateTreeComponent.h  

virtual bool SetContextRequirements ( FStateTreeExecutionContext& Context,
bool bLogErrors
)

   Components/StateTreeComponent.h  

void StartTree()

   Components/StateTreeComponent.h  

virtual void ValidateStateTreeReference ()

 Called during initialize, will validate the state tree reference and create a context from the state tree to check its validity Override this function for custom state tree validation. Components/StateTreeComponent.h  

Overridden from UObject

Name Remarks Include Path Unreal Specifiers

virtual void PostLoad()

   Components/StateTreeComponent.h  

Deprecated Variables

Name Type Remarks Include Path Unreal Specifiers
StateTree_DEPRECATED TObjectPtr< UStateTree >   Components/StateTreeComponent.h  

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