void Start()
{
enemy.setTarget(GameObject.FindGameObjectWithTag("Player"));
enemy.myClass = EnemyClass.unitTypes.WARRIOR;
rb = transform.GetComponent <Rigidbody2D> ();
rb.constraints = RigidbodyConstraints2D.FreezeRotation;
}
// Use this for initialization
void Start()
{
enemy.setTarget(GameObject.FindGameObjectWithTag("Player"));
enemy.myClass = EnemyClass.unitTypes.RIFLE;
idleImg = transform.FindChild("IdleImg").gameObject;
fireImg = transform.FindChild("FireImg").gameObject;
bulletSpawn = transform.FindChild("BulletSpawn").gameObject;
rb = transform.GetComponent <Rigidbody2D> ();
rb.constraints = RigidbodyConstraints2D.FreezeRotation;
}