Remove small bias in random directions

Assets/Scripts/CoastlineAgent.cs

@@ -36,7 +36,7 @@ public class CoastlineAgent
 
         if(bitangent == Vector2.zero) // in case of the first agent, just create any random pref direction
         {
-            prefDirection = new Vector2(Random.Range(-1.0f, 1.0f), Random.Range(-1.0f, 1.0f));
+            prefDirection = Random.insideUnitCircle;
             prefDirection.Normalize();
         }
         else
@@ -56,7 +56,7 @@ public class CoastlineAgent
         }
 
         // create random attractor / repulsor and make sure they point at different directions
-        Vector2 direction = new Vector2(Random.Range(-1.0f, 1.0f), Random.Range(-1.0f, 1.0f)).normalized * coastlineGenerator.ActionRadius;
+        Vector2 direction = Random.insideUnitCircle * coastlineGenerator.ActionRadius;
         attractor = position + direction;
         repulsor = position + RotateVector(-direction, Random.Range(-90f, 90));
     }