AIRFLY/Assets/Scripts/BGMove.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class BGMove : MonoBehaviour {

	// Use this for initialization
	void Start () {
		
	}
	
	// Update is called once per frame
	void Update () {
        //背景移动
        // transform.Translate(Vector3.forward*1f*Time.deltaTime);
        // if (this.transform.position.z>=21.6f)
        // {
        //     this.transform.position = new Vector3(0,0,0f);
        // }
        //mathf方法背景移动
        transform.position = new Vector3(transform.position.x,transform.position.y,Mathf.Repeat(Time.time,21.6f));
	}
}