Shorten GetNextBorderPoint code

Assets/Scripts/CoastlineGenerator.cs

@@ -351,54 +351,22 @@ public class CoastlineGenerator : MonoBehaviour
 
     private Vector2 GetNextBorderPoint(Vector2 pos, List<Vector2> newOrderedBorderPoints)
     {
-        // check n-w-s-e
-        Vector2 north = pos + new Vector2(0, 1);
-        if (CheckIsNextOnBorder(north, newOrderedBorderPoints))
+        Vector2[] neighbourhood = 
         {
-            return north;
-        }
-
-        Vector2 west = pos + new Vector2(-1, 0);
-        if (CheckIsNextOnBorder(west, newOrderedBorderPoints))
-        {
-            return west;
-        }
-
-        Vector2 south = pos + new Vector2(0, -1);
-        if (CheckIsNextOnBorder(south, newOrderedBorderPoints))
-        {
-            return south;
-        }
-
-        Vector2 east = pos + new Vector2(1, 0);
-        if (CheckIsNextOnBorder(east, newOrderedBorderPoints))
-        {
-            return east;
-        }
-
-        // check diagonals
-        Vector2 northwest = pos + new Vector2(-1, 1);
-        if (CheckIsNextOnBorder(northwest, newOrderedBorderPoints))
-        {
-            return northwest;
-        }
-
-        Vector2 southwest = pos + new Vector2(-1, -1);
-        if (CheckIsNextOnBorder(southwest, newOrderedBorderPoints))
-        {
-            return southwest;
-        }
-
-        Vector2 southeast = pos + new Vector2(1, -1);
-        if (CheckIsNextOnBorder(southeast, newOrderedBorderPoints))
-        {
-            return southeast;
-        }
-
-        Vector2 northeast = pos + new Vector2(1, 1);
-        if (CheckIsNextOnBorder(northeast, newOrderedBorderPoints))
+            new Vector2(0, 1),
+            new Vector2(-1, 0),
+            new Vector2(0, -1),
+            new Vector2(1, 0),
+            new Vector2(-1, 1),
+            new Vector2(-1, -1),
+            new Vector2(1, -1),
+            new Vector2(1, 1)
+        };
+
+        foreach (Vector2 dir in neighbourhood)
         {
-            return northeast;
+            if (CheckIsNextOnBorder(pos + dir, newOrderedBorderPoints))
+                return pos + dir;
         }
 
         return new Vector2(-1, -1);