ChumBucketProjectileHelper.cs

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using System.Collections.Generic;
using Microsoft.Xna.Framework;
 
namespace Terraria.GameContent;
 
public class ChumBucketProjectileHelper
{
    private Dictionary<Point, int> _chumCountsPendingForThisFrame = new Dictionary<Point, int>();
 
    private Dictionary<Point, int> _chumCountsFromLastFrame = new Dictionary<Point, int>();
 
    public void OnPreUpdateAllProjectiles()
    {
        Utils.Swap(ref _chumCountsPendingForThisFrame, ref _chumCountsFromLastFrame);
        _chumCountsPendingForThisFrame.Clear();
    }
 
    public void AddChumLocation(Vector2 spot)
    {
        Point key = spot.ToTileCoordinates();
        int value = 0;
        _chumCountsPendingForThisFrame.TryGetValue(key, out value);
        value++;
        _chumCountsPendingForThisFrame[key] = value;
    }
 
    public int GetChumsInLocation(Point tileCoords)
    {
        int value = 0;
        _chumCountsFromLastFrame.TryGetValue(tileCoords, out value);
        return value;
    }
}