finished reowrking grid maps, polished astar pathfinding, started work on aiming functions --todo: change launch speed to constant, change aim function to take into account the angle it would need to launch at to hit mouse position like in peggle, add raycasting

Main.cs

@@ -5,7 +5,7 @@ using System.Linq;
 
 public partial class Main : Node
 {
-    public GridMap2D _grid;
+    public PlayArea _playArea;
     public PlayerController _playerController;
     public EnemyController _enemyController;
     public TurnController _turnController;
@@ -13,15 +13,15 @@ public partial class Main : Node
     public override void _Ready()
     {
         base._Ready();
-        _grid = GetNode<GridMap2D>("GridMap2D");
+        _playArea = GetNode<PlayArea>("PlayArea");
         _playerController = GetNode<PlayerController>("PlayerController");
         _enemyController = GetNode<EnemyController>("EnemyController");
 
         _playerController._enemyController = _enemyController;
         _enemyController._playerController = _playerController;
 
-        _playerController._grid = _grid;
-        _enemyController._grid = _grid;
+        _playerController._playArea = _playArea;
+        _enemyController._playArea = _playArea;
 
         _playerController.TurnDone += ChangeTurn;
         _enemyController.TurnDone += ChangeTurn;