Unity 加载文件夹下所有图片

    // 储存获取到的图片  
    List allTex2d = new List();

 /// 

    /// 读取StremingAssets文件夹指定的文件夹目录下的所有图片进行加载
    /// 
    ///  StremingAssets文件夹下的文件夹名字 
    void Load(string path)
    {
        List filePaths = new List();
        string[] dirs = null;
        string imgtype = "*.BMP|*.JPG|*.GIF|*.PNG";
        string[] ImageType = imgtype.Split('|');
        for (int i = 0; i < ImageType.Length; i++)
        {
            //获取Application.dataPath文件夹下所有的图片路径  
            dirs = Directory.GetFiles((Application.streamingAssetsPath+"/" + path), ImageType[i]);
            for (int j = 0; j < dirs.Length; j++)
            {
                filePaths.Add(dirs[j]);
            }          
        }

        Debug.Log("图片数量：" + dirs.Length);

        for (int i = 0; i < filePaths.Count; i++)
        {
            Texture2D tx = new Texture2D(100, 100);
            tx.LoadImage(Tools.GetImageByte(filePaths[i]));
            ///获取图片名字，并去除.png 后缀
            tx.name = filePaths[i].Substring(filePaths[i].LastIndexOf(@"\") + 1, filePaths[i].LastIndexOf('.')-filePaths[i].LastIndexOf('\\')-1);
            allTex2d.Add(tx);
            Debug.Log("Texture2D Name:" + tx.name);
        }
    }

 /// 
  
    /// 根据图片路径返回图片的字节流byte[]  
    /// 
  
    /// 图片路径  
    /// 返回的字节流  
    public static byte[] GetImageByte(string imagePath)
    {
        FileStream files = new FileStream(imagePath, FileMode.Open);
        byte[] imgByte = new byte[files.Length];
        files.Read(imgByte, 0, imgByte.Length);
        files.Close();
        return imgByte;
    }