//Function to be called by menu buttons to change difficulty
public void ChangeDifficulty()
{
foreach (GameObject button in difficultyButtons)
{
button.SetActive(false);
}
switch (difficulty)
{
case Difficulty.easy:
difficulty = Difficulty.medium;
difficultyButtons[1].SetActive(true);
break;
case Difficulty.medium:
difficulty = Difficulty.hard;
difficultyButtons[2].SetActive(true);
break;
case Difficulty.hard:
difficulty = Difficulty.easy;
difficultyButtons[0].SetActive(true);
break;
}
wallManager.ChangeDifficulty();
arena.ChangeDifficulty();
}