// If the player walks into a HealthPickUp, heal the player and destroy the HealthPickUp.
private void OnTriggerEnter(Collider other)
{
if (other.GetComponent <Collider>().tag == "Player" && !other.GetComponent <PlayerDamage>().HasMaxHealth())
{
Debug.Log("old health: " + playerHealth.health);
playerHealth.HealPlayer(healthAmt);
Debug.Log("new health: " + playerHealth.health);
Destroy(this.gameObject);
}
}