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add FIXME note for spatial hash boxing

pull/37/head
cosmonaut 2022-12-08 13:29:04 -08:00
parent b0e1ad3cf8
commit cfd52b00bd
2 changed files with 2 additions and 0 deletions
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src/Collision/Fixed/SpatialHash2D.cs
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@ -12,6 +12,7 @@ namespace MoonWorks.Collision.Fixed
private readonly Fix64 cellSize; private readonly Fix64 cellSize;
private readonly Dictionary<long, HashSet<T>> hashDictionary = new Dictionary<long, HashSet<T>>(); private readonly Dictionary<long, HashSet<T>> hashDictionary = new Dictionary<long, HashSet<T>>();
// FIXME: this ICollidable causes boxing which triggers garbage collection
private readonly Dictionary<T, (ICollidable, Transform2D, uint)> IDLookup = new Dictionary<T, (ICollidable, Transform2D, uint)>(); private readonly Dictionary<T, (ICollidable, Transform2D, uint)> IDLookup = new Dictionary<T, (ICollidable, Transform2D, uint)>();
public int MinX { get; private set; } = 0; public int MinX { get; private set; } = 0;

1
src/Collision/Float/SpatialHash2D.cs
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@ -12,6 +12,7 @@ namespace MoonWorks.Collision.Float
private readonly int cellSize; private readonly int cellSize;
private readonly Dictionary<long, HashSet<T>> hashDictionary = new Dictionary<long, HashSet<T>>(); private readonly Dictionary<long, HashSet<T>> hashDictionary = new Dictionary<long, HashSet<T>>();
// FIXME: this ICollidable causes boxing which triggers garbage collection
private readonly Dictionary<T, (ICollidable, Transform2D, uint)> IDLookup = new Dictionary<T, (ICollidable, Transform2D, uint)>(); private readonly Dictionary<T, (ICollidable, Transform2D, uint)> IDLookup = new Dictionary<T, (ICollidable, Transform2D, uint)>();
public int MinX { get; private set; } = 0; public int MinX { get; private set; } = 0;