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37 lines
1.0 KiB
C
37 lines
1.0 KiB
C
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// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "HierarchicalHashGrid2D.h"
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#include "SmartObjectTypes.h"
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#include "SmartObjectHashGrid.generated.h"
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struct FSmartObjectHandle;
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typedef THierarchicalHashGrid2D<2, 4, FSmartObjectHandle> FSmartObjectHashGrid2D;
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USTRUCT()
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struct SMARTOBJECTSMODULE_API FSmartObjectHashGridEntryData : public FSmartObjectSpatialEntryData
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{
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GENERATED_BODY()
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FSmartObjectHashGrid2D::FCellLocation CellLoc;
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};
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UCLASS()
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class SMARTOBJECTSMODULE_API USmartObjectHashGrid : public USmartObjectSpacePartition
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{
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GENERATED_BODY()
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protected:
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virtual FInstancedStruct Add(const FSmartObjectHandle& Handle, const FBox& Bounds) override;
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virtual void Remove(const FSmartObjectHandle& Handle, const FStructView& EntryData) override;
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virtual void Find(const FBox& QueryBox, TArray<FSmartObjectHandle>& OutResults) override;
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#if UE_ENABLE_DEBUG_DRAWING
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virtual void Draw(FDebugRenderSceneProxy* DebugProxy) override;
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#endif
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private:
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FSmartObjectHashGrid2D HashGrid;
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};
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