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eb63f71539
#rb Yoan.StAmant #jira none #preflight 624f38f7867d2945ae88e50d [CL 19677087 by Aris Theophanidis in ue5-main branch]
106 lines
3.8 KiB
C++
106 lines
3.8 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "NavigationOctree.h"
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#include "AI/Navigation/NavigationDirtyElement.h"
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struct NAVIGATIONSYSTEM_API FNavigationOctreeController
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{
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enum EOctreeUpdateMode
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{
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OctreeUpdate_Default = 0, // regular update, mark dirty areas depending on exported content
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OctreeUpdate_Geometry = 1, // full update, mark dirty areas for geometry rebuild
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OctreeUpdate_Modifiers = 2, // quick update, mark dirty areas for modifier rebuild
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OctreeUpdate_Refresh = 4, // update is used for refresh, don't invalidate pending queue
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OctreeUpdate_ParentChain = 8, // update child nodes, don't remove anything
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};
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TSet<FNavigationDirtyElement> PendingOctreeUpdates;
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TSharedPtr<FNavigationOctree, ESPMode::ThreadSafe> NavOctree;
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/** Map of all objects that are tied to indexed navigation parent */
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TMultiMap<UObject*, FWeakObjectPtr> OctreeChildNodesMap;
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/** if set, navoctree updates are ignored, use with caution! */
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uint8 bNavOctreeLock : 1;
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void SetNavigationOctreeLock(bool bLock);
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bool HasPendingObjectNavOctreeId(UObject& Object) const;
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void RemoveObjectsNavOctreeId(const UObject& Object);
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void SetNavigableGeometryStoringMode(FNavigationOctree::ENavGeometryStoringMode NavGeometryMode);
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void Reset();
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const FNavigationOctree* GetOctree() const;
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FNavigationOctree* GetMutableOctree();
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const FOctreeElementId2* GetObjectsNavOctreeId(const UObject& Object) const;
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bool GetNavOctreeElementData(const UObject& NodeOwner, int32& DirtyFlags, FBox& DirtyBounds);
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const FNavigationRelevantData* GetDataForObject(const UObject& Object) const;
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FNavigationRelevantData* GetMutableDataForObject(const UObject& Object);
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bool HasObjectsNavOctreeId(const UObject& Object) const;
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bool IsNavigationOctreeLocked() const;
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/** basically says if navoctree has been created already */
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bool IsValid() const { return NavOctree.IsValid(); }
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bool IsValidElement(const FOctreeElementId2& ElementId) const;
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bool IsEmpty() const { return (IsValid() == false) || NavOctree->GetSizeBytes() == 0; }
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private:
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static uint32 HashObject(const UObject& Object);
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};
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//----------------------------------------------------------------------//
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// inlines
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//----------------------------------------------------------------------//
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FORCEINLINE uint32 FNavigationOctreeController::HashObject(const UObject& Object)
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{
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return FNavigationOctree::HashObject(Object);
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}
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FORCEINLINE_DEBUGGABLE const FOctreeElementId2* FNavigationOctreeController::GetObjectsNavOctreeId(const UObject& Object) const
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{
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return NavOctree.IsValid()
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? NavOctree->ObjectToOctreeId.Find(HashObject(Object))
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: nullptr;
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}
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FORCEINLINE_DEBUGGABLE bool FNavigationOctreeController::HasObjectsNavOctreeId(const UObject& Object) const
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{
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return NavOctree.IsValid() && (NavOctree->ObjectToOctreeId.Find(HashObject(Object)) != nullptr);
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}
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FORCEINLINE bool FNavigationOctreeController::HasPendingObjectNavOctreeId(UObject& Object) const
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{
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return PendingOctreeUpdates.Contains(FNavigationDirtyElement(&Object));
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}
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FORCEINLINE_DEBUGGABLE void FNavigationOctreeController::RemoveObjectsNavOctreeId(const UObject& Object)
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{
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if (NavOctree.IsValid())
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{
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NavOctree->ObjectToOctreeId.Remove(HashObject(Object));
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}
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}
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FORCEINLINE const FNavigationOctree* FNavigationOctreeController::GetOctree() const
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{
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return NavOctree.Get();
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}
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FORCEINLINE FNavigationOctree* FNavigationOctreeController::GetMutableOctree()
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{
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return NavOctree.Get();
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}
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FORCEINLINE bool FNavigationOctreeController::IsNavigationOctreeLocked() const
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{
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return bNavOctreeLock;
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}
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FORCEINLINE void FNavigationOctreeController::SetNavigationOctreeLock(bool bLock)
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{
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bNavOctreeLock = bLock;
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}
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FORCEINLINE bool FNavigationOctreeController::IsValidElement(const FOctreeElementId2& ElementId) const
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{
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return IsValid() && NavOctree->IsValidElementId(ElementId);
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}
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