public static void OpenPoints(Point?toOpen, Map map, HashSet <Point> opened,
HashSet <Point?> wantToVisit, Dictionary <Point, PathWithCost> tracks, HashSet <Point> targetSet)
{
wantToVisit.Remove(toOpen.Value);
foreach (var dir in PossibleDirections)
{
var nextPoint = toOpen + dir;
if (map.InBounds(nextPoint) && !opened.Contains(nextPoint.Value) &&
(map[nextPoint].Content.Entity == null || targetSet.Contains((Point)nextPoint)))
{
wantToVisit.Add(nextPoint);
var currentCost = map[nextPoint].Content.Cost
+ tracks[toOpen.Value].Cost;
if (!tracks.ContainsKey(nextPoint.Value) || currentCost < tracks[nextPoint.Value].Cost)
{
tracks[nextPoint.Value] = new PathWithCost(currentCost, tracks[toOpen.Value].Path
.Append(nextPoint.Value)
.ToArray());
}
}
}
}
