using UnityEngine;

public class SmoothFollow2 : MonoBehaviour {
	public Transform target;
	public float distance = 3.0f;
	public float height = 3.0f;
	public float damping = 5.0f;
	public bool smoothRotation = true;
	public bool followBehind = true;
	public float rotationDamping = 10.0f;

	public void Update() {
		Vector3 wantedPosition;
		if (followBehind)
			wantedPosition = target.TransformPoint(0, height, -distance);
		else
			wantedPosition = target.TransformPoint(0, height, distance);

		transform.position = Vector3.Lerp(transform.position, wantedPosition, Time.deltaTime * damping);

		if (smoothRotation) {
			Quaternion wantedRotation = Quaternion.LookRotation(target.position - transform.position, target.up);
			transform.rotation = Quaternion.Slerp(transform.rotation, wantedRotation, Time.deltaTime * rotationDamping);
		} else transform.LookAt(target, target.up);
	}
}