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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 FBehaviorTreeTemplateInfo    
Public struct FBlackboardEntry Copyright Epic Games, Inc. All Rights Reserved.  
Public struct 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 FBTCompositeChild    
Public struct FBTCompositeMemory    
Public struct 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 class IBlackboardAssetProvider    
Public class UBehaviorTree    
Public class UBehaviorTreeComponent    
Public class UBehaviorTreeManager    
Public class UBehaviorTreeTypes    
Public class UBlackboardAssetProvider Helper interface to allow FBlackboardKeySelector properties on DataAssets (and more).  
Public class UBlackboardComponent    
Public class UBlackboardData    
Public class UBTAuxiliaryNode Auxiliary nodes are supporting nodes, that receive notification about execution flow and can be ticked  
Public class UBTCompositeNode    
Public class UBTDecorator Decorators are supporting nodes placed on parent-child connection, that receive notification about execution flow and can be ticked  
Public class UBTFunctionLibrary    
Public class UBTNode    
Public class UBTService Behavior Tree service nodes is designed to perform "background" tasks that update AI's knowledge.  
Public class UBTTaskNode Task are leaf nodes of behavior tree, which perform actual actions  

Constants

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

Enums

  Type Name Description
Public enum EBlackboardDescription::Type    
Public enum EBTActiveNode::Type Keep in sync with DescribeActiveNode()  
Public enum EBTDecoratorLogic::Type    
Public enum EBTDescriptionVerbosity::Type    
Public enum EBTExecutionMode::Type    
Public enum EBTExecutionSnap::Type    
Public enum EBTFlowAbortMode::Type    
Public enum EBTMemoryClear::Type    
Public enum EBTMemoryInit::Type    
Public enum EBTNodeResult::Type Keep in sync with DescribeNodeResult()  
Public enum EBTNodeUpdateMode::Type Keep in sync with DescribeNodeUpdateMode()  
Public enum EBTStopMode::Type    
Public enum EBTTaskStatus::Type Keep in sync with DescribeTaskStatus()  

Functions

  Type Name Description
Public function int32

FBTNodeBPImplementationHelper::CheckEventImplementationVersion ( FName GenericEventName,
FName AIEventName,
const UObject& Object,
const UClass& StopAtClass
)

 Checks if given object implements GenericEventName and/or AIEventName BP events, and returns an result as flags set on return integer

Variables

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

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