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BehaviorTree

API > API/Runtime > API/Runtime/AIModule

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Classes

  Type Name Description
Public struct FBBKeyCachedAccessor A helper type that improved performance of reading data from BB It's meant for a specific use-case: 1.  
Public struct FBehaviorTreeDebuggerInstance Debugger data about subtree instance  
Public struct FBehaviorTreeExecutionStep Debugger data about current execution step  
Public struct FBehaviorTreeInstance Data required for instance of single subtree  
Public struct FBehaviorTreeInstanceId Identifier of subtree instance  
Public struct FBehaviorTreeParallelTask Wrapper struct for holding a parallel task node and its status  
Public struct FBehaviorTreePropertyMemory Property block in blueprint defined nodes  
Public struct FBehaviorTreeSearchData Node search data  
Public struct FBehaviorTreeSearchUpdate Node update data  
Public struct FBehaviorTreeSearchUpdateNotify Instance notify data  
Public struct UStruct FBehaviorTreeTemplateInfo    
Public struct UStruct FBlackboardEntry Copyright Epic Games, Inc. All Rights Reserved.  
Public struct UStruct BlueprintType FBlackboardKeySelector Helper struct for defining types of allowed blackboard entries (e.g. only entries holding points and objects derived form actor class)  
Public struct FBTAuxiliaryMemory    
Public struct UStruct FBTCompositeChild    
Public struct FBTCompositeMemory    
Public struct UStruct FBTDecoratorLogic    
Public struct FBTInstancedNodeMemory    
Public struct FBTNodeExecutionInfo    
Public struct FBTNodeIndex    
Public struct FBTNodeIndexRange    
Public struct FBTPendingExecutionInfo    
Public struct FBTTaskMemory    
Public struct FBTTreeStartInfo    
Public struct FScopedBTLoggingContext Helper struct to push a node as the new logging context and automatically reset the context on destruction.  
Public struct UStruct BlueprintType FValueOrBBKey_Bool    
Public struct UStruct BlueprintType FValueOrBBKey_Class    
Public struct UStruct BlueprintType FValueOrBBKey_Enum    
Public struct UStruct BlueprintType FValueOrBBKey_Float    
Public struct UStruct BlueprintType FValueOrBBKey_Int32    
Public struct UStruct BlueprintType FValueOrBBKey_Name    
Public struct UStruct BlueprintType FValueOrBBKey_Object    
Public struct UStruct BlueprintType FValueOrBBKey_Rotator    
Public struct UStruct BlueprintType FValueOrBBKey_String    
Public struct UStruct BlueprintType FValueOrBBKey_Struct    
Public struct UStruct BlueprintType FValueOrBBKey_Vector    
Public struct UStruct FValueOrBlackboardKeyBase Base struct to simplify edition in the editor, shouldn't be used elsewhere.  
Public class IBlackboardAssetProvider    
Public class UClass MinimalAPI BlueprintType UBehaviorTree    
Public class UClass MinimalAPI ClassGroup, Meta UBehaviorTreeComponent    
Public class UClass MinimalAPI Transient, Config UBehaviorTreeManager    
Public class UClass Abstract, MinimalAPI UBehaviorTreeTypes    
Public class UBlackboardAssetProvider Helper interface to allow FBlackboardKeySelector properties on DataAssets (and more).  
Public class UClass MinimalAPI ClassGroup, HideCategories, Meta UBlackboardComponent    
Public class UClass MinimalAPI BlueprintType AutoExpandCategories UBlackboardData    
Public class UClass Abstract, MinimalAPI UBTAuxiliaryNode Auxiliary nodes are supporting nodes, that receive notification about execution flow and can be ticked  
Public class UClass Abstract, MinimalAPI UBTCompositeNode    
Public class UClass Abstract, MinimalAPI UBTDecorator Decorators are supporting nodes placed on parent-child connection, that receive notification about execution flow and can be ticked  
Public class UClass MinimalAPI Meta UBTFunctionLibrary    
Public class UClass Abstract, MinimalAPI Config UBTNode    
Public class UClass Abstract, MinimalAPI UBTService Behavior Tree service nodes is designed to perform "background" tasks that update AI's knowledge.  
Public class UClass Abstract, MinimalAPI UBTTaskNode Task are leaf nodes of behavior tree, which perform actual actions  

Constants

Name Description
FBTNodeBPImplementationHelper::AISpecific  
FBTNodeBPImplementationHelper::All  
FBTNodeBPImplementationHelper::Generic  
FBTNodeBPImplementationHelper::NoImplementation  

Typedefs

Name Description
FBTInstanceDeactivation  
FGetNextChildDelegate  
FOnBlackboardChange Delegate defines
FOnBlackboardChangeNotification Using "not checked" user policy (means race detection is disabled) because this delegate is stored in a TMultiMap and causes its reallocation from inside delegate's execution.

Enums

  Type Name Description
Public enum EBlackboardDescription::Type    
Public enum EBlackboardNotificationResult    
Public enum EBTActiveNode::Type Keep in sync with DescribeActiveNode()  
Public enum EBTBranchAction    
Public enum UEnum EBTChildIndex    
Public enum EBTDecoratorAbortRequest    
Public enum UEnum EBTDecoratorLogic::Type    
Public enum EBTDescriptionVerbosity::Type    
Public enum EBTExecutionMode::Type    
Public enum EBTExecutionSnap::Type    
Public enum UEnum EBTFlowAbortMode::Type    
Public enum EBTMemoryClear::Type    
Public enum EBTMemoryInit::Type    
Public enum EBTNodeRelativePriority    
Public enum UEnum BlueprintType EBTNodeResult::Type Keep in sync with DescribeNodeResult()  
Public enum EBTNodeUpdateMode::Type Keep in sync with DescribeNodeUpdateMode()  
Public enum EBTRestartMode    
Public enum EBTStopMode::Type    
Public enum EBTTaskStatus::Type Keep in sync with DescribeTaskStatus()  

Functions

  Type Name Description
Public function    
Public function T::FDataType

FBlackboard::GetValue ( const UBlackboardComponent& Blackboard,
const FName& Name,
FBlackboard::FKey& InOutCachedKey,
const typename T::FDataType& DefaultValue
)

  
Public function T::FDataType

FBlackboard::GetValue ( const UBehaviorTreeComponent& BehaviorComp,
const FName& Name,
FBlackboard::FKey& InOutCachedKey,
const typename T::FDataType& DefaultValue
)

  
Public function TOptional< typename T::FDataType >

FBlackboard::TryGetBlackboardKeyValue ( const UBlackboardComponent& Blackboard,
const FName& Name,
FBlackboard::FKey& InOutCachedKey
)

  

Variables

  Type Name Description
Public variable int32 NotInitialized  
Public variable uint8 OwnedByComposite  
Public variable int32 ReturnToParent  
Public variable   STATCAT_Advanced  

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