Unity Android IL2CPP bulid崩溃MemoryStream反序列化

问题描述

我正在为Android开发休闲游戏,并将发布第一个版本。

但是我陷入了可怕的境地。

Google对64位apk的需求很大,所以我将其构建为IL2CPP。

我从Web服务器上获得了Assetbundle,其中包含一些二进制数据。

对于二进制数据,我将其转换为TextAsset。

下面是该代码。

private IEnumerator GetAssetBundle()
 {
     UnityWebRequest www = UnityWebRequest.Get(hNetworkManager.serverURL);
     yield return www.SendWebRequest();

     if (www.isNetworkError || www.isHttpError)
     {
         Application.Quit();
     }
     else
     {
         string assetBundleDirectory = Application.persistentDataPath + "/AssetBundle";
         string serialDataPath = Application.persistentDataPath + "/SerialData";

         if (!Directory.Exists(assetBundleDirectory))
             Directory.CreateDirectory(assetBundleDirectory);
         if (!Directory.Exists(serialDataPath))
             Directory.CreateDirectory(serialDataPath);

         TextAsset[] textAssets;
         AssetBundle assetBundle;
         hLevel.SerialData[] serialDatas;
         MemoryStream memoryStream;
         BinaryFormatter formatter;

         var studio = Instantiate(m_thumbnailStudio);

         byte[] data = new byte[www.downloadHandler.data.Length - head];
         System.Array.Copy(www.downloadHandler.data,head,data,data.Length);

         File.WriteAllBytes(Path.Combine(assetBundleDirectory,"levels.unity3d"),data);

         assetBundle = AssetBundle.LoadFromFile(Path.Combine(assetBundleDirectory,"levels.unity3d"));

         if (assetBundle == null)
         {
             //Debug.Log("Failed to load AssetBundle!");
             yield break;
         }

         textAssets = assetBundle.LoadAllAssets<TextAsset>();
         serialDatas = new hLevel.SerialData[textAssets.Length];

         memoryStream = new MemoryStream();
         formatter = new BinaryFormatter();
         for (int i = 0; i < textAssets.Length; ++i)
         {
             memoryStream.Write(textAssets[i].bytes,textAssets[i].bytes.Length);
             memoryStream.Position = 0;
             serialDatas[i] = (hLevel.SerialData)formatter.Deserialize(memoryStream);
             memoryStream.SetLength(0);
         }
         memoryStream.Close();

         var lastThemeColor = hColorManager.current.curColor;
         for (int i = 0; i < serialDatas.Length; ++i)
             studio.SaveThumbnail(serialDatas[i]);
         hColorManager.current.SetTheme(lastThemeColor,true);
         hSharedData.Initialize(serialDatas);
         _loading.FirstLoading();
         #endregion
     }
 }

“ serialDatas [i] =(hLevel.SerialData)formatter.Deserialize(memoryStream);”发生this之类的异常。

build setting

我还测试了Mono版本,它工作正常。

我不知道要解决这个问题。请有人帮助我!

解决方法

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