flybird 的小鸟动画

 1 using UnityEngine;
 2 using System.Collections;
 3 
 4 public class Bird : MonoBehaviour {
 5 
 6     public float timer = 0;
 7     public int freamNumber = 10;   //每秒播放的帧数 帧速率
 8     public int freamCount = 0;     //帧数
 9     private Renderer rend;
10     // Use this for initialization
11     void Start () {
12     rend =GetComponent <Renderer >();
13     }
14     
15     // Update is called once per frame
16     void Update () {
17         timer += Time.deltaTime;    //时间自增
18         //Debug.Log(timer);
19         if (timer >= 1.0f / freamNumber) {
20             freamCount++;
21             timer -= 1.0f / freamNumber;
22             int freamIndex = freamCount % 3;
23             rend .material .SetTextureOffset ("_MainTex",new Vector2 (0.333f*freamIndex ,0));
24             //Debug.Log(freamCount);
25         }
26     }
27 }