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  3. ULandscapeSubsystem

ULandscapeSubsystem

API > API/Runtime > API/Runtime/Landscape

Inheritance Hierarchy

References

   
Module Landscape
Header /Engine/Source/Runtime/Landscape/Public/LandscapeSubsystem.h
Include #include "LandscapeSubsystem.h"

Syntax

class ULandscapeSubsystem : public UTickableWorldSubsystem

Constructors

  Type Name Description
Public function    

Destructors

  Type Name Description
Public function Virtual    

Functions

  Type Name Description
Public function void

AddAsyncEvent ( FGraphEventRef GraphEventRef
)

  
Public function Const bool  
Public function Const bool  
Public function void  
Public function void  
Public function void

BuildNanite ( TArrayView< ALandscapeProxy* > InProxiesToBuild,
bool bForceRebuild
)

 Updates the Nanite mesh on all landscape actors whose mesh is not up to date.
Public function void  
Public function void

ChangeGridSize ( ULandscapeInfo* LandscapeInfo,
uint32 NewGridSizeInComponents
)

  
Public function void  
Public function void

DisplayMessages ( FCanvas* Canvas,
float& XPos,
float& YPos
)

  
Public function ALandscapeProxy *

FindOrAddLandscapeProxy ( ULandscapeInfo* LandscapeInfo,
const FIntPoint& SectionBase
)

  
Public function FDateTime Returns true if any view has view collisions enabled.
Public function Const bool  
Public function FLandscapeNotificationManager *  
Public function FOnHeightmapStreamedDelegate &  
Public function Const TArray< ALandscapeProxy * >

GetOutdatedProxies ( UE::Landscape::EOutdatedDataFlags InMatchingOutdatedDataFlags,
bool bInMustMatchAllFlags
)

  
Public function Const bool  
Public function void  
Public function Const bool  
Public function Const bool  
Public function bool Returns true if the user has requested Nanite Meshes to be generated on landscape edit. If we return false then the nanite build will happen either on map save or explicit build.
Public function bool Returns true if we should build nanite meshes in parallel asynchronously.
Public function void  
Public function void

PrioritizeGrassCreation ( bool bPrioritizeGrassCreation
)

  
Public function void

RegenerateGrass ( bool bInFlushGrass,
bool bInForceSync,
TOptional< TArrayView< FVector >> InOptionalCameraLocations
)

 Can be called at runtime : (optionally) flushes grass on all landscape components and updates them
Public function void  
Public function void  
Public function void  

Overridden from UWorldSubsystem

  Type Name Description
Public function Virtual Const bool  

Overridden from FTickableGameObject

  Type Name Description
Public function Virtual Const bool Used to determine whether the object should be ticked in the editor.

Overridden from FTickableObjectBase

  Type Name Description
Public function Virtual Const TStatId Return the stat id to use for this tickable
Public function Virtual Const ETickableTickType Virtual that can be overloaded by the inheriting class.
Public function Virtual void

Tick ( float DeltaTime
)

 Pure virtual that must be overloaded by the inheriting class.

Deprecated Functions

  Type Name Description
Public function void BuildGIBakedTextures is officially deprecated nowe
Public function int32 GetOudatedPhysicalMaterialComponentsCount is now deprecated, use GetOutdatedProxies
Public function int32 GetOutdatedGIBakedTextureComponentsCount is officially deprecated now
Public function int32 GetOutdatedGrassMapCount is now deprecated, use GetOutdatedProxies
Public function Static bool Use GetDirtyOnlyInMode instead

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