public static Pac GetClosestVisibleEnemy(Pac myPac, bool withOppositeDirection = false)
{
Console.Error.WriteLine("GetClosestVisibleEnemy start");
Pac result = null;
int minDistance = int.MaxValue;
int distanceToEnemy = int.MaxValue;
if (enemyPacs.Count == 0)
{
Console.Error.WriteLine("No enemies!");
return(null);
}
List <Pac> enemies = new List <Pac>();
foreach (Pac enemy in enemyPacs)
{
Console.Error.WriteLine("GetClosestVisibleEnemy enemy: " + enemy.origin.ToString());
//foreach (Point tile in Level.GetTilesVisibleFrom(myPac.origin))
//{
// Console.Error.WriteLine("GetClosestVisibleEnemy visible: " + tile.ToString());
//}
if (Level.GetTilesVisibleFrom(myPac.origin).Contains(enemy.origin))
{
Console.Error.WriteLine("GetClosestVisibleEnemy match found! opositeDirection:" + withOppositeDirection.ToString());
distanceToEnemy = myPac.origin.GetDistanceTo(enemy.origin);
if (withOppositeDirection)
{
if (PacController.HaveOppositeDirection(myPac, enemy, myPac.currentTarget))
{
if (distanceToEnemy < minDistance)
{
result = enemy;
minDistance = distanceToEnemy;
}
}
}
else
{
if (distanceToEnemy < minDistance)
{
result = enemy;
minDistance = distanceToEnemy;
}
}
}
}
if (result != null)
{
Console.Error.WriteLine("Found closest enemy!. myPac:" + myPac.id.ToString() + " enemy: " + result.id.ToString());
}
return(result);
}
//Not thread safe
public static List <Point> MarkObstacles(Pac pac, Point target)
{
List <Point> result = new List <Point>();
Point pacDirection = PacController.GetDirectionSigns(pac.origin, target);
foreach (Pac otherPac in PacController.myPacs)
{
if (pac.id == otherPac.id || !otherPac.isAlive || otherPac.previousOrigin == null)
{
continue;
}
Point otherPacDirection = PacController.GetDirectionSigns(otherPac.previousOrigin, otherPac.origin);
if (PacController.HaveOppositeDirection(pac, otherPac, target))
{
Console.Error.WriteLine("Obstacle found:" + otherPac.origin.ToString());
result.Add(otherPac.origin);
Level.map[otherPac.origin.y, otherPac.origin.x] = -1;
}
}
return(result);
}
