using UnityEngine;
using System.Collections;

public class FollowCamera : MonoBehaviour {

public float interpVelocity;
public float minDistance;
public float followDistance;
public GameObject target;
public Vector3 offset;
Vector3 targetPos;
// Use this for initialization
void Start () {
targetPos = transform.position;
}

// Update is called once per frame
void FixedUpdate () {
if (target)
{
Vector3 posNoZ = transform.position;
posNoZ.z = target.transform.position.z;

Vector3 targetDirection = (target.transform.position - posNoZ);

interpVelocity = targetDirection.magnitude *5f;

targetPos = transform.position + (targetDirection.normalized * interpVelocity * Time.deltaTime);

transform.position = Vector3.Lerp( transform.position, targetPos, 0.125f);

}

}
}