Load sequence frame picture and play

Load sequence frame pictures dynamically,
set the playback frame rate according to the situation, and
dynamically control playback.

using UnityEngine;
using System.Collections;

public class TextureResource : MonoBehaviour {
    
    
   
    private Sprite[] animTime; //序列帧资源
    private float FPS = 25; //播放序列帧的刷新率
    [HideInInspector]
    public float time; //计时器，满1/fps则切换下一张序列帧图
    [HideInInspector]
    public int nowFram;  //当前帧数
    public Sprite animTime0; //当前的序列帧图
    void Start ()
    {
    
    
        StartCoroutine(animTimeResource());
        Debug.Log("加载倒计时的图片");
	}
    IEnumerator animTimeResource()
    {
    
    
        animTime = Resources.LoadAll<Sprite>("CountDown");
        yield return (animTime);
    }
	// Update is called once per frame
	void Update ()
    {
    
    
        if (nowFram < animTime.Length) {
    
    
            time += Time.deltaTime;
            if (time >= 1 / FPS)
            {
    
    
                nowFram++;
                time = 0;
                if (nowFram >= animTime.Length - 1)
                {
    
    
                    nowFram = animTime.Length - 1;
                }
                transform.GetComponent<SpriteRenderer>().sprite = animTime[nowFram];
            }
        }
        if (nowFram == animTime.Length - 1) {
    
    
            Debug.Log("倒计时序列帧结束");
            Application.LoadLevel("beidouScene 1");
        }
    }
}