code: public static PathFinder createPathFinder(MapTile map, int maxSearchDistance, Heuristic heuristic)
      {
          return new PathFinderImpl(map, maxSearchDistance, heuristic);
      }
docs: Create a path finder.
  
  @param map The map to be searched. Must have the
  {@link com.b3dgs.lionengine.game.feature.tile.map.pathfinding.MapTilePath} feature.
  @param maxSearchDistance The maximum depth we'll search before giving up.
  @param heuristic The heuristic used to determine the search order of the map.
  @return The path finder instance.