public static List<AStarBitch.AStarNode> Astarfct(MapGenerator.FieldInfo[] map, int hauteur_map, int largeur_map, int start, int end)
 {
     AStarBitch asb = new AStarBitch();
     asb.haut = hauteur_map;
     asb.larg = largeur_map;
     List<AStarBitch.AStarNode> _ret = null;
     List<AStarBitch.AStarNode> _map = null;
     _map = asb.buildAStarMap(map, hauteur_map, largeur_map);
     _ret = asb.aStar(_map, hauteur_map, largeur_map, start, end);
     return _ret;
 }
 private List<AStarBitch.AStarNode> getNodesAround(List<AStarBitch.AStarNode> map, AStarBitch.AStarNode node)
 {
     List<AStarBitch.AStarNode> ret = new List<AStarBitch.AStarNode>();
     if (node.x > 0)
         ret.Add(map.Find(x => x.pos == (node.pos - 1)));
     if (node.x < larg - 1)
         ret.Add(map.Find(x => x.pos == (node.pos + 1)));
     if (node.y > 0)
         ret.Add(map.Find(x => x.pos == (node.pos - larg)));
     if (node.y < haut - 1)
         ret.Add(map.Find(x => x.pos == (node.pos + larg)));
     return ret;
 }