using UnityEngine;
using System.Collections;
using HedgehogTeam.EasyTouch;

public class ThirdPersonCamera : MonoBehaviour
{
	public float distanceAway;			// distance from the back of the craft
	public float distanceUp;			// distance above the craft
	public float smooth;				// how smooth the camera movement is
	
	private GameObject hovercraft;		// to store the hovercraft
	private Vector3 targetPosition;		// the position the camera is trying to be in
	
	Transform follow;
	
	void Start(){
		follow = GameObject.FindWithTag ("Player").transform;	
	}
	
	void LateUpdate ()
	{
		// setting the target position to be the correct offset from the hovercraft
		targetPosition = follow.position + Vector3.up * distanceUp - follow.forward * distanceAway;
		
		// making a smooth transition between it's current position and the position it wants to be in
		transform.position = Vector3.Lerp(transform.position, targetPosition, Time.deltaTime * smooth);
		
		// make sure the camera is looking the right way!
		transform.LookAt(follow);
	}
}
