/// <summary>
/// Create a path finder
/// </summary>
/// <param name="map">The map to be searched</param>
/// <param name="maxSearchDistance">The maximum depth we'll search before giving up</param>
/// <param name="allowDiagMovement">True if the search should try diaganol movement</param>
/// <param name="heuristic">The heuristic used to determine the search order of the map</param>
public AStarPathFinder(ITileBasedMap map, int maxSearchDistance, bool allowDiagMovement, IAStarHeuristic heuristic)
{
Unit = GameMap.Soldier;
_map = map;
_maxSearchDistance = maxSearchDistance;
_allowDiagMovement = allowDiagMovement;
_heuristic = heuristic;
_nodes = new Node[_map.GetWidthInTiles(), _map.GetHeightInTiles()];
for (var i = 0; i < _map.GetWidthInTiles(); i++)
{
for (var j = 0; j < _map.GetHeightInTiles(); j++)
{
_nodes[i, j] = new Node(i, j);
}
}
}
public float GetCost(ITileBasedMap map, int x, int y, int tx, int ty)
{
return(Mathf.Abs(tx - x) + Mathf.Abs(ty - y));
}
/// <summary>
/// Create a path finder with the default heuristic - closest to target.
/// </summary>
/// <param name="map">The map to be searched</param>
/// <param name="maxSearchDistance">The maximum depth we'll search before giving up</param>
/// <param name="allowDiagMovement">True if the search should try diaganol movement</param>
public AStarPathFinder(ITileBasedMap map, int maxSearchDistance, bool allowDiagMovement) : this(map, maxSearchDistance, allowDiagMovement, new ClosestHeuristic())
{
}
