1. Epic GamesDeveloper
  3. UWorldPartitionHLODRuntimeSubsystem

UWorldPartitionHLODRuntimeSubsystem

[UWorldPartitionHLODRuntimeSubsystem](API\Runtime\Engine\UWorldPartitionHLODRuntimeSubsys-)

API > API/Runtime > API/Runtime/Engine

UWorldPartitionHLODRuntimeSubsystem

   
Name UWorldPartitionHLODRuntimeSubsystem
Type class
Header File /Engine/Source/Runtime/Engine/Public/WorldPartition/HLOD/HLODRuntimeSubsystem.h
Include Path #include "WorldPartition/HLOD/HLODRuntimeSubsystem.h"

Syntax

UCLASS (MinimalAPI)  
class UWorldPartitionHLODRuntimeSubsystem : public UWorldSubsystem

Inheritance Hierarchy

Constructors

Name Remarks Include Path Unreal Specifiers

UWorldPartitionHLODRuntimeSubsystem()

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

Structs

Name Remarks
FCellData  
FHLODLevelState Keep track of all HLOD objects currently warming up for a given level If there are any, the OnCleanupLevelDelegateHandle member should be bound
FWorldPartitionHLODRuntimeData  
FWorldPartitionHLODWarmupState Keep track of the state of warmup for an HLOD object.

Typedefs

Name Type Remarks Include Path
FHLODLevelStateMap TMap< ULevel *, FHLODLevelState >   WorldPartition/HLOD/HLODRuntimeSubsystem.h
FHLODWarmupStateMap TMap< IWorldPartitionHLODObject *, FWorldPartitionHLODWarmupState >   WorldPartition/HLOD/HLODRuntimeSubsystem.h

Constants

Name Type Remarks Include Path
EnableHLODCommand class FAutoConsoleCommand Console command used to turn on/off loading & rendering of world partition HLODs WorldPartition/HLOD/HLODRuntimeSubsystem.h
WorldPartitionHLODEnabled bool   WorldPartition/HLOD/HLODRuntimeSubsystem.h

Variables

Protected

Name Type Remarks Include Path Unreal Specifiers
bCachedShouldPerformWarmup bool   WorldPartition/HLOD/HLODRuntimeSubsystem.h  
ForEachHLODObjectInCellEvent FWorldPartitionHLODForEachHLODObjectInCellEvent   WorldPartition/HLOD/HLODRuntimeSubsystem.h  
HLODActorRegisteredEvent PRAGMA_DISABLE_DEPRECATION_WARNINGSFWorldPartitionHLODActorRegisteredEvent   WorldPartition/HLOD/HLODRuntimeSubsystem.h  
HLODActorUnregisteredEvent FWorldPartitionHLODActorUnregisteredEvent   WorldPartition/HLOD/HLODRuntimeSubsystem.h  
HLODLevelWarmupStates FHLODLevelStateMap   WorldPartition/HLOD/HLODRuntimeSubsystem.h  
HLODObjectRegisteredEvent FWorldPartitionHLODObjectRegisteredEvent   WorldPartition/HLOD/HLODRuntimeSubsystem.h  
HLODObjectsToWarmup FHLODWarmupStateMap   WorldPartition/HLOD/HLODRuntimeSubsystem.h  
HLODObjectUnregisteredEvent FWorldPartitionHLODObjectUnregisteredEvent   WorldPartition/HLOD/HLODRuntimeSubsystem.h  
OutdatedHLODObjects TSet< IWorldPartitionHLODObject * >   WorldPartition/HLOD/HLODRuntimeSubsystem.h  
SceneViewExtension TSharedPtr< FHLODResourcesResidencySceneViewExtension, ESPMode::ThreadSafe >   WorldPartition/HLOD/HLODRuntimeSubsystem.h  
StandaloneHLODCellToWorldPartitionMap TMap< FGuid, TObjectPtr< UWorldPartition > > Cell GUID -> WorldPartition. WorldPartition/HLOD/HLODRuntimeSubsystem.h  
StandaloneHLODObjectsReferencingUnloadedCells TMap< FGuid, TSet< IWorldPartitionHLODObject * > > Referenced Cell GUID -> HLOD Actor. WorldPartition/HLOD/HLODRuntimeSubsystem.h  
WorldPartitionsHLODRuntimeData TMap< TObjectPtr< UWorldPartition >, FWorldPartitionHLODRuntimeData >   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

bool CanMakeInvisible ( const UWorldPartitionRuntimeCell* InCell
)

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

bool CanMakeVisible ( const UWorldPartitionRuntimeCell* InCell
)

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

FWorldPartitionHLODForEachHLODObjectInCellEvent & GetForEachHLODObjectInCellEvent()

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

const TArray< AWorldPartitionHLOD * > & GetHLODActorsForCell ( const UWorldPartitionRuntimeCell* InCell
) const

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

const TArray< IWorldPartitionHLODObject * > & GetHLODObjectsForCell ( const UWorldPartitionRuntimeCell* InCell
) const

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

uint32 GetNumOutdatedHLODActors()

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

uint32 GetNumOutdatedHLODObjects()

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

void OnCellHidden ( const UWorldPartitionRuntimeCell* InCell
)

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

void OnCellShown ( const UWorldPartitionRuntimeCell* InCell
)

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

void OnCVarsChanged()

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

void OnExternalStreamingObjectInjected ( URuntimeHashExternalStreamingObjectBase* ExternalStreamingObject
)

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

void OnExternalStreamingObjectRemoved ( URuntimeHashExternalStreamingObjectBase* ExternalStreamingObject
)

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

PRAGMA_DISABLE_DEPRECATION_WARNINGSFWorldPartitionHLODActorRegisteredEvent & OnHLODActorRegisteredEvent()

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

FWorldPartitionHLODActorUnregisteredEvent & OnHLODActorUnregisteredEvent()

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

FWorldPartitionHLODObjectRegisteredEvent & OnHLODObjectRegisteredEvent()

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

FWorldPartitionHLODObjectUnregisteredEvent & OnHLODObjectUnregisteredEvent()

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

void RegisterHLODActor ( AWorldPartitionHLOD* InWorldPartitionHLOD
)

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

void RegisterHLODObject ( IWorldPartitionHLODObject* InWorldPartitionHLOD
)

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

void SetHLODAlwaysLoadedCullDistance ( int32 InCullDistance
)

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

void UnregisterHLODActor ( AWorldPartitionHLOD* InWorldPartitionHLOD
)

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

void UnregisterHLODObject ( IWorldPartitionHLODObject* InWorldPartitionHLOD
)

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

Overridden from UWorldSubsystem

Name Remarks Include Path Unreal Specifiers

virtual bool DoesSupportWorldType ( const EWorldType::Type WorldType
) const

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

Overridden from USubsystem

Name Remarks Include Path Unreal Specifiers

virtual void Deinitialize()

 Implement this for deinitialization of instances of the system WorldPartition/HLOD/HLODRuntimeSubsystem.h  

virtual void Initialize ( FSubsystemCollectionBase& Collection
)

 Initializes the world subsystem. WorldPartition/HLOD/HLODRuntimeSubsystem.h  

Static

Name Remarks Include Path Unreal Specifiers

static bool IsHLODEnabled()

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

static bool WriteHLODStatsCSV ( UWorld* InWorld,
const FString& InFilename
)

   WorldPartition/HLOD/HLODRuntimeSubsystem.h  

Ask questions and help your peers Developer Forums

Write your own tutorials or read those from others Learning Library

On this page