public void FindPaths()
{
paths.Clear();
// Find the arrival
var arrival = world.Entities().OfType <Arrival>().FirstOrDefault(x => x.Direction == DirectionType.Middle);
if (arrival == null)
{
throw new Exception("Could not find arrival!");
}
// Find spawns
var spawns = world.Entities().OfType <Spawn>();
// Find a path for each spawn
foreach (Spawn spawn in spawns)
{
paths.Add(spawn, pathfinder.FindPath(spawn.Tile, arrival.Tile));
}
}