public static int GetManhattanDistance(Hero hero1, Hero hero2)
{
uint key = (uint)((hero1.Dimensions >> Hero.PositionX) | (hero2.Dimensions << (16 - Hero.PositionX)));
byte distance;
lock (locker)
{
if (!ManhattanDistance.TryGetValue(key, out distance))
{
distance = (byte)(Math.Abs(hero1.X - hero2.X) + Math.Abs(hero1.Y - hero2.Y));
ManhattanDistance[key] = distance;
}
}
return(distance);
}
public static int GetManhattanDistance(Tile tile0, Tile tile1)
{
uint key = (uint)((tile0.Dimensions >> Hero.PositionX) | (tile1.Dimensions << (16 - Hero.PositionX)));
byte distance;
lock (locker)
{
if (!ManhattanDistance.TryGetValue(key, out distance))
{
distance = (byte)(Math.Abs(tile0.X - tile1.X) + Math.Abs(tile0.Y - tile1.Y));
ManhattanDistance[key] = distance;
}
}
return(distance);
}