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  3. FHierarchicalLODBuilder

FHierarchicalLODBuilder

This is Hierarchical LOD builder

Unreal Engine C++ API Reference > Editor > UnrealEd

References

   
Module UnrealEd
Header /Engine/Source/Editor/UnrealEd/Public/HierarchicalLOD.h
Include #include "HierarchicalLOD.h"

Syntax

struct FHierarchicalLODBuilder

Remarks

This is Hierarchical LOD builder

This builds list of clusters and make sure it's sorted in the order of lower cost to high and merge clusters

Constructors

  Type Name Description
Public function   DO NOT USE. This constructor is for internal usage only for hot-reload purposes.
Public function  

FHierarchicalLODBuilder ( UWorld* InWorld,
bool bInPersistentLevelOnly
)

  

Functions

  Type Name Description
Public function void

Build ()

 Build, Builds the clusters and spawn LODActors with their merged Static Meshes
Public function void

BuildMeshesForLODActors ( bool bForceAll
)

 Builds the LOD meshes for all LODActors inside of the World's Levels
Public function void

BuildMeshForLODActor ( ALODActor* LODActor,
const uint32 LODLevel
)

 Build a single LOD Actor's mesh
Public function void Clear all the HLODs and the ALODActors that were created for them
Public function void Clear only the ALODActorsPreview
Public function void Delete HLOD packages that are empty.
Public function void

GetMeshesPackagesToSave ( ULevel* InLevel,
TSet< UPackage* >& InHLODPackagesToSave,
const FString& PreviousLevelName
)

 Get the list of mesh packages to save for a given level
Public function Const bool

NeedsBuild ( bool bInForce
)

  
Public function void PreviewBuild, Builds the clusters and spawns LODActors but without actually creating/merging new StaticMeshes
Public function void Saves HLOD meshes for actors in all the World's levels

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