NavigationDataHandler.h

Go to the documentation of this file.

// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "NavigationOctreeController.h"
#include "NavigationDirtyAreasController.h"
 
struct FNavigationDirtyElement;
class UNavArea;
 
struct FNavigationDataHandler
{
    FNavigationOctreeController& OctreeController;
    FNavigationDirtyAreasController& DirtyAreasController;
 
    NAVIGATIONSYSTEM_API FNavigationDataHandler(FNavigationOctreeController& InOctreeController, FNavigationDirtyAreasController& InDirtyAreasController);
 
    NAVIGATIONSYSTEM_API void ConstructNavOctree(const FVector& Origin, const double Radius, const ENavDataGatheringModeConfig DataGatheringMode, const float GatheringNavModifiersWarningLimitTime);
 
    UE_DEPRECATED(5.5, "Use RegisterFromNavOctree instead.")
    NAVIGATIONSYSTEM_API void RemoveNavOctreeElementId(const FOctreeElementId2& ElementId, int32 UpdateFlags);
    NAVIGATIONSYSTEM_API void RemoveFromNavOctree(const FOctreeElementId2& ElementId, int32 UpdateFlags);
 
    NAVIGATIONSYSTEM_API FSetElementId RegisterElementWithNavOctree(const TSharedRef<const FNavigationElement>& ElementRef, int32 UpdateFlags);
    UE_DEPRECATED(5.5, "Use RegisterNavigationElementWithNavOctree instead.")
    NAVIGATIONSYSTEM_API FSetElementId RegisterNavOctreeElement(UObject& ElementOwner, INavRelevantInterface& ElementInterface, int32 UpdateFlags);
    NAVIGATIONSYSTEM_API void AddElementToNavOctree(const FNavigationDirtyElement& DirtyElement);
 
    NAVIGATIONSYSTEM_API bool UnregisterElementWithNavOctree(const TSharedRef<const FNavigationElement>& ElementRef, int32 UpdateFlags);
    UE_DEPRECATED(5.5, "Use the overloaded version with FNavigationElement instead.")
    NAVIGATIONSYSTEM_API bool UnregisterNavOctreeElement(UObject& ElementOwner, INavRelevantInterface& ElementInterface, int32 UpdateFlags);
 
    NAVIGATIONSYSTEM_API void UpdateNavOctreeElement(FNavigationElementHandle ElementHandle, const TSharedRef<const FNavigationElement>& UpdatedElement, int32 UpdateFlags);
    UE_DEPRECATED(5.5, "Use the overloaded version with FNavigationElement instead.")
    NAVIGATIONSYSTEM_API void UpdateNavOctreeElement(UObject& ElementOwner, INavRelevantInterface& ElementInterface, int32 UpdateFlags);
 
    UE_DEPRECATED(5.5, "This method is no longer public and should not be called directly.")
    NAVIGATIONSYSTEM_API void UpdateNavOctreeParentChain(UObject& ElementOwner, bool bSkipElementOwnerUpdate = false);
 
    NAVIGATIONSYSTEM_API bool UpdateNavOctreeElementBounds(FNavigationElementHandle Element, const FBox& NewBounds, const TConstArrayView<FBox> DirtyAreas);
    UE_DEPRECATED(5.5, "Use the overloaded version with FNavigationElement instead.")
    NAVIGATIONSYSTEM_API bool UpdateNavOctreeElementBounds(UObject& Object, const FBox& NewBounds, const TConstArrayView<FBox> DirtyAreas);
 
    NAVIGATIONSYSTEM_API void FindElementsInNavOctree(const FBox& QueryBox, const FNavigationOctreeFilter& Filter, TArray<FNavigationOctreeElement>& Elements);
 
    NAVIGATIONSYSTEM_API bool ReplaceAreaInOctreeData(FNavigationElementHandle Element, TSubclassOf<UNavArea> OldArea, TSubclassOf<UNavArea> NewArea, bool bReplaceChildClasses) const;
    UE_DEPRECATED(5.5, "Use the overloaded version with FNavigationElement instead.")
    NAVIGATIONSYSTEM_API bool ReplaceAreaInOctreeData(const UObject& Object, TSubclassOf<UNavArea> OldArea, TSubclassOf<UNavArea> NewArea, bool bReplaceChildClasses);
 
    NAVIGATIONSYSTEM_API void AddLevelCollisionToOctree(ULevel& Level);
    NAVIGATIONSYSTEM_API void RemoveLevelCollisionFromOctree(ULevel& Level);
 
    UE_DEPRECATED(5.5, "This method will be removed. Use UNavigationSystemV1 version instead.")
    NAVIGATIONSYSTEM_API void UpdateActorAndComponentsInNavOctree(AActor& Actor);
 
    NAVIGATIONSYSTEM_API void ProcessPendingOctreeUpdates();
 
    NAVIGATIONSYSTEM_API void DemandLazyDataGathering(FNavigationRelevantData& ElementData);
 
private:
    void UpdateNavOctreeParentChain(const TSharedRef<const FNavigationElement>& Element, bool bSkipElementOwnerUpdate = false);
};