프로그램코드

Object 만들고, Componenet > Effects > Trail Renderer 로 비행기 항적 연기를 만들수 있다.

using UnityEngine;

using System.Collections;

public class CameraRig1 : MonoBehaviour {

public Transform target;

public Camera cam;

float yDistance;

public float lerpSpeed = 2f;

// Use this for initialization

void Start () {

yDistance = transform.position.y - target.position.y;

}

// Update is called once per frame

void Update () {

Debug.Log ("target pos: " +(target.position + Vector3.up*yDistance)

         +", my pos: " + transform.position

           +", lerp :" + lerpSpeed * Time.deltaTime);

transform.position 

= Vector3.Lerp (transform.position,

                                 target.position + Vector3.up*yDistance,

               lerpSpeed * Time.deltaTime);

//transform.position = target.position + Vector3.up * yDistance;

// transform.position = target.position + new Vector3 (0f, yDistance, 0f);

}

}

레일에서 카메라 이동

using UnityEngine;

using System.Collections;

public class CameraRig : MonoBehaviour {

public Transform camera;

public Transform start;

public Transform dest;

public float duration = 10f;

private float _t;

void Start(){

_t = 0f;

transform.position = start.position;

}

void Update()

{

_t += Time.deltaTime; //경과 시간 구하기.

float p = Mathf.InverseLerp (0f, duration, _t);

transform.position = Vector3.Lerp 

( start.position, dest.position, -(1f -p)*(1f -p) +1f );  // 속도가 느려지는

//transform.position = Vector3.Lerp 

// ( start.position, dest.position, -p*p  +1f);

}

void OnDrawGizmos()

{

Gizmos.color = Color.yellow;

Gizmos.DrawLine (

transform.position, camera.position);

}

}