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  3. UStateTree

UStateTree

StateTree asset. Contains the StateTree definition in both editor and runtime (baked) formats.

API > API/Plugins > API/Plugins/StateTreeModule

Inheritance Hierarchy

References

   
Module StateTreeModule
Header /Engine/Plugins/Runtime/StateTree/Source/StateTreeModule/Public/StateTree.h
Include #include "StateTree.h"

Syntax

UCLASS (BlueprintType)  
class UStateTree : public UDataAsset

Remarks

StateTree asset. Contains the StateTree definition in both editor and runtime (baked) formats.

Variables

  Type Name Description
Public variable UProperty TObjectPtr< UObject > EditorData Edit time data for the StateTree, instance of UStateTreeEditorData
Public variable UProperty uint32 LastCompiledEditorDataHash Hash of the editor data from last compile.
Public variable FDelegateHandle OnObjectsReinstancedHandle  
Public variable FDelegateHandle OnPreBeginPIEHandle  
Public variable FDelegateHandle OnUserDefinedStructReinstancedHandle  

Functions

  Type Name Description
Public function Static void

AddReferencedObjects ( UObject* InThis,
FReferenceCollector& Collector
)

  
Protected function Virtual void  
Public function Const TArray< FStateTreeMemoryUsage > Calculates runtime memory usage for different sections of the tree.
Public function void Compile the state trees if the editor hash data as changed since the last compilation.
Public function Const FString  
Protected function Static void

DeclareConstructClasses ( TArray< FTopLevelAssetPath >& OutConstructClasses,
const UClass* SpecificSubclass
)

  
Protected function Virtual Const void

GetAssetRegistryTags ( FAssetRegistryTagsContext Context
)

  
Protected function Virtual Const void

GetAssetRegistryTags ( TArray< FAssetRegistryTag >& OutTags
)

  
Public function Const TConstArrayView< FStateTreeExternalDataDesc >  
Public function Const const FStateTreeInstanceData &  
Public function Const const FInstancedPropertyBag &  
Public function Const TConstArrayView< FStateTreeExternalDataDesc >  
Public function Const FConstStructView

GetNode ( const int32 NodeIndex
)

  
Public function Const FGuid  
Public function Const FStateTreeIndex16

GetNodeIndexFromId ( const FGuid Id
)

  
Public function Const const FInstancedStructContainer &  
Public function Const int32  
Public function Const int32  
Public function Const const FStateTreePropertyBindings &  
Public function Const const UStateTreeSchema *  
Public function Const TSharedPtr< FStateTreeInstanceData >  
Public function Const const FCompactStateTreeState *  
Public function Const FStateTreeStateHandle

GetStateHandleFromId ( const FGuid Id
)

  
Public function Const FGuid  
Public function Const TConstArrayView< FCompactStateTreeState >  
Public function Const const FCompactStateTransition *

GetTransitionFromIndex ( const FStateTreeIndex16 TransitionIndex
)

  
Public function Const FGuid  
Public function Const FStateTreeIndex16

GetTransitionIndexFromId ( const FGuid Id
)

  
Public function Const bool  
Public function Virtual Const EDataValidationResult

IsDataValid ( FDataValidationContext& Context
)

  
Public function Const bool  
Protected function bool

Link ()

 Resolves references between data in the StateTree.
Protected function void  
Public function void

OnPreBeginPIE ( const bool bIsSimulating
)

 Called when the editor is preparing to start a pie session.
Protected function void

OnUserDefinedStructReinstanced ( const UUserDefinedStruct& UserDefinedStruct
)

  
Protected function Virtual void  
Protected function Virtual void  
Public function void Resets the compiled data to empty.
Protected function Virtual void

Serialize ( FStructuredArchiveRecord Record
)

  
Protected function Virtual Const void

ThreadedPostLoadAssetRegistryTagsOverride ( FPostLoadAssetRegistryTagsContext& Context
)

  

Typedefs

Name Description
FReplacementObjectMap  

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