自己写的UnitY实用小工具或脚本——读取Texture序列帧动画

来源：互联网发布：江苏大学网络教学平台编辑：程序博客网时间：2024/05/01 02:23

也许你会喷我，为啥要用序列帧做动画，又占内存而且也不好控制。作为程序员，有什么办法呢！我们的使命就是完成上面给出的一切要求。在接到这个任务的时候，我并没有想到更好的办法(如果你有的话欢迎你告诉我)。序列帧还不止一套，最多的一套有500多张，最少的也有100多张，有作为移动端的背景动画，也有在电脑端的动画效果序列帧。

using UnityEngine;using System.Collections;using EnumState;using System.Collections.Generic;public class SpriteAnim : MonoBehaviour {    private int m_currentTexIndex = 0;    public int m_max;    private List<Texture2D> m_Tex2DcollectBg=new List<Texture2D>();    //private Texture2D[] m_Tex2DcollectBg = new Texture2D[500];    private UITexture m_uiTexCollectBg;    private float m_timeCounter;    public string path;    public float playSpeed;    public bool isAsync;    public AnimPalyStyle playStyle;    public delegate void AnimOnFinished();    public int skipIndex = 1;    void Start()    {        //path = "Compositiontable/合成台_0000";       // StartCoroutine(LoadTexture(m_max, "Compositiontable/合成台_0000"));    }    void OnEnable()    {        m_uiTexCollectBg = this.GetComponent<UITexture>();        //StopAllCoroutines();        if (isAsync)            StartCoroutine(LoadTextureAsync(m_max, path));        else            StartCoroutine(LoadTexture(m_max, path));        m_uiTexCollectBg.mainTexture = null;    }    IEnumerator LoadTextureAsync(int max, string name)    {        ResourceRequest request;        int nameLenght = name.Length;        for (int i = 0; i < max; i+=skipIndex)        {            name = name.Substring(0, nameLenght - i.ToString().Length + 1) + i;            //            Debug.Log(name);            request = Resources.LoadAsync(name);            //request = Resources.Load<ResourceRequest>(name);            yield return request;            Texture2D temp= request.asset as Texture2D;            m_uiTexCollectBg.mainTexture =temp;            if (!m_Tex2DcollectBg.Contains(temp))            {                m_Tex2DcollectBg.Add(request.asset as Texture2D);            }        }        if (playStyle == AnimPalyStyle.Once)        {            for(int j=0;j<m_Tex2DcollectBg.Count-1;j++)            {                yield return new WaitForSeconds(playSpeed);                m_uiTexCollectBg.mainTexture = m_Tex2DcollectBg[j];            }        }        else           {            int j = 0;            while (true)            //for (int j = 0; j < max; j++)            {                if (playStyle == AnimPalyStyle.Loop)                {                    yield return new WaitForSeconds(playSpeed);                    m_uiTexCollectBg.mainTexture = m_Tex2DcollectBg[j];                    j++;                    if (j == m_Tex2DcollectBg.Count-1)                    {                        j = 0;                    }                    //Debug.Log(j);                }                else if(playStyle==AnimPalyStyle.Poop)                {                    while(j<max)                    {                        if (j == -1) j = 0;                        yield return new WaitForSeconds(playSpeed);                        m_uiTexCollectBg.mainTexture = m_Tex2DcollectBg[j];                        j++;                    }                    while(j>0)                    {                        if (j == m_Tex2DcollectBg.Count) j = m_Tex2DcollectBg.Count - 1;                        yield return new WaitForSeconds(playSpeed);                        m_uiTexCollectBg.mainTexture = m_Tex2DcollectBg[j];                        j--;                    }                }            }        }    }    IEnumerator LoadTexture(int max ,string name)    {        Texture2D tempTex;        int j = 0;        int nameLenght = name.Length;        for (; j < max; j++)        {            name = name.Substring(0, nameLenght - j.ToString().Length + 1) + j;        //                Debug.Log(name);           tempTex = Resources.Load<Texture2D>(name);            yield return new WaitForSeconds(playSpeed);            m_uiTexCollectBg.mainTexture = tempTex;            if (!m_Tex2DcollectBg.Contains(tempTex))            {                m_Tex2DcollectBg.Add(tempTex);            }            if(playStyle==AnimPalyStyle.Once)            this.enabled = false;        }        j = 0;        if (playStyle == AnimPalyStyle.Loop)        {            for (; j < max; j++)            {                yield return new WaitForSeconds(playSpeed);                m_uiTexCollectBg.mainTexture = m_Tex2DcollectBg[j];                if (j == max - 1)                {                    j = 0;                }            }        }        else if (playStyle == AnimPalyStyle.Poop)        {            while (true)            {                while (j < max)                {                    if (j == -1) j = 0;                    yield return new WaitForSeconds(playSpeed);                    m_uiTexCollectBg.mainTexture = m_Tex2DcollectBg[j];                    j++;                }                while (j > -1)                {                    if (j == max) j = max - 1;                    yield return new WaitForSeconds(playSpeed);                    m_uiTexCollectBg.mainTexture = m_Tex2DcollectBg[j];                    j--;                }            }        }    }// Update is called once per framevoid Update () {}

 public enum AnimPalyStyle : byte    {        Once, Loop, Poop    }}

功能有播放一次、循环播放、和Poop播放三种效果，可以控制速度等如图所示：

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