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- Added UpdateSmartObjectTransform() to allow to update the Smart Object location at runtime - Change spatial partitioning Add() to take ref to the handle to avoid alloc when readding #rb Yoan.StAmant [CL 29884931 by mikko mononen in ue5-main branch]
41 lines
1.3 KiB
C++
41 lines
1.3 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "SmartObjectHashGrid.h"
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#include "DebugRenderSceneProxy.h"
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#include "Math/ColorList.h"
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#include UE_INLINE_GENERATED_CPP_BY_NAME(SmartObjectHashGrid)
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void USmartObjectHashGrid::Add(const FSmartObjectHandle Handle, const FBox& Bounds, FInstancedStruct& OutHandle)
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{
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FSmartObjectHashGridEntryData GridEntryData;
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GridEntryData.CellLoc = HashGrid.Add(Handle, Bounds);
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OutHandle = FConstStructView::Make(GridEntryData);
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}
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void USmartObjectHashGrid::Remove(const FSmartObjectHandle Handle, FStructView EntryData)
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{
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FSmartObjectHashGridEntryData& GridEntryData = EntryData.Get<FSmartObjectHashGridEntryData>();
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HashGrid.Remove(Handle, GridEntryData.CellLoc);
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GridEntryData.CellLoc = {};
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}
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void USmartObjectHashGrid::Find(const FBox& QueryBox, TArray<FSmartObjectHandle>& OutResults)
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{
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HashGrid.QuerySmall(QueryBox, OutResults);
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}
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#if UE_ENABLE_DEBUG_DRAWING
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void USmartObjectHashGrid::Draw(FDebugRenderSceneProxy* DebugProxy)
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{
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const TSet<FSmartObjectHashGrid2D::FCell>& AllCells = HashGrid.GetCells();
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for (auto It(AllCells.CreateConstIterator()); It; ++It)
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{
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FBox CellBounds = HashGrid.CalcCellBounds(FSmartObjectHashGrid2D::FCellLocation(It->X, It->Y, It->Level));
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DebugProxy->Boxes.Emplace(CellBounds, GColorList.GetFColorByIndex(It->Level));
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}
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}
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#endif //UE_ENABLE_DEBUG_DRAWING
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