// Use this for initialization
void Start()
{
//加载ab的
AssetBundle abData = AssetBundle.LoadFromFile(MPathUtils.ASSETBUNDLE_PATH + "/" + MPathUtils.ASSETBUNDLE_AB_DATA_NAME);
TextAsset textAsset = abData.LoadAsset <TextAsset>("MAssetBundleConfig.bytes");
MemoryStream memoryStream = new MemoryStream(textAsset.bytes);
BinaryFormatter binaryFormatter = new BinaryFormatter();
MAssetBundleConfig mAssetBundleConfig = (MAssetBundleConfig)binaryFormatter.Deserialize(memoryStream);
memoryStream.Close();
string prefabPath = "Assets/Resources/UI/Prefabs/TestPrefab.prefab";
uint crc = MCrcHelper.GetCRC32(prefabPath);
MAssetBundleBase mAssetBundleBase = null;
for (int i = 0; i < mAssetBundleConfig.AssetBundleList.Count; i++)
{
if (mAssetBundleConfig.AssetBundleList[i].Crc == crc)
{
mAssetBundleBase = mAssetBundleConfig.AssetBundleList[i];
}
}
for (int i = 0; i < mAssetBundleBase.AbDependence.Count; i++)
{
AssetBundle.LoadFromFile(Application.streamingAssetsPath + "/" + mAssetBundleBase.AbDependence[i]);
}
AssetBundle assetBundle = AssetBundle.LoadFromFile(Application.streamingAssetsPath + "/" + mAssetBundleBase.AbName);
GameObject @object = GameObject.Instantiate(assetBundle.LoadAsset <GameObject>(mAssetBundleBase.AssetName));
}
//从AB文件中加载AB的所有信息文件
public bool LoadAssetBundleConfig()
{
if (m_resourcesItemDic == null)
{
m_resourcesItemDic = new Dictionary <uint, MResourceItem>();
}
m_resourcesItemDic.Clear();
string abConfigPath = MPathUtils.ASSETBUNDLE_PATH + "/" + MPathUtils.ASSETBUNDLE_AB_DATA_NAME;
AssetBundle abData = AssetBundle.LoadFromFile(abConfigPath);
if (abData != null)
{
TextAsset textAsset = abData.LoadAsset <TextAsset>(MPathUtils.ASSETBUNDLE_AB_BYTES_NAME);
if (textAsset)
{
MemoryStream memoryStream = new MemoryStream(textAsset.bytes);
BinaryFormatter binaryFormatter = new BinaryFormatter();
MAssetBundleConfig mAssetBundleConfig = (MAssetBundleConfig)binaryFormatter.Deserialize(memoryStream);
memoryStream.Close();
for (int i = 0; i < mAssetBundleConfig.AssetBundleList.Count; i++)
{
MAssetBundleBase mAssetBundleBase = mAssetBundleConfig.AssetBundleList[i];
MResourceItem mResource = new MResourceItem();
mResource.m_crc = mAssetBundleBase.Crc;
mResource.m_abName = mAssetBundleBase.AbName;
mResource.m_assetName = mAssetBundleBase.AssetName;
mResource.m_path = mAssetBundleBase.Path;
mResource.m_abDependence = mAssetBundleBase.AbDependence;
if (m_resourcesItemDic.ContainsKey(mResource.m_crc))
{
MDebug.singleton.AddErrorLog("已经添加了这个数据信息 ：AbName " + mResource.m_abName + "资源名 " + mResource.m_assetName);
}
else
{
m_resourcesItemDic.Add(mResource.m_crc, mResource);
}
}
return(true);
}
else
{
MDebug.singleton.AddErrorLog("这个AB文件中找不到这个资源 ResName " + MPathUtils.ASSETBUNDLE_AB_BYTES_NAME);
return(false);
}
}
else
{
MDebug.singleton.AddErrorLog("请检查AB文件找不到这个Ab Path " + abConfigPath);
return(false);
}
}
//数据导出
public static void WriteToData(Dictionary <string, string> resPathDic)
{
MAssetBundleConfig mAssetBundleConfig = new MAssetBundleConfig();
mAssetBundleConfig.AssetBundleList = new List <MAssetBundleBase>();
foreach (var item in resPathDic)
{
string nowPath = item.Key;
MAssetBundleBase mAssetBundleBase = new MAssetBundleBase();
mAssetBundleBase.Path = nowPath;
mAssetBundleBase.Crc = MCrcHelper.GetCRC32(nowPath);
mAssetBundleBase.AbName = item.Value;
mAssetBundleBase.AssetName = item.Key.Remove(0, nowPath.LastIndexOf("/") + 1);
mAssetBundleBase.AbDependence = new List <string>();
//先获取到这个路径的所有依赖项的路径 然后遍历依赖项
string[] resDependences = AssetDatabase.GetDependencies(nowPath);
for (int i = 0; i < resDependences.Length; i++)
{
string tempPath = resDependences[i];
//如果当前遍历路径==查询路径 或者 是脚本文件
if (tempPath == nowPath || tempPath.EndsWith(".cs"))
{
continue;
}
//然后根据上文传进来的Dic 判定每一个依赖路径所对应的AB名字 进行添加
string abName;
if (resPathDic.TryGetValue(tempPath, out abName))
{
if (abName == resPathDic[nowPath])
{
continue;
}
if (!mAssetBundleBase.AbDependence.Contains(abName))
{
mAssetBundleBase.AbDependence.Add(abName);
}
}
}
//数据插入
mAssetBundleConfig.AssetBundleList.Add(mAssetBundleBase);
}
//写入XML
if (File.Exists(MPathUtils.ASSETBUNDLE_XML_PATH))
{
File.Delete(MPathUtils.ASSETBUNDLE_XML_PATH);
}
FileStream fileStream = new FileStream(MPathUtils.ASSETBUNDLE_XML_PATH, FileMode.Create, FileAccess.ReadWrite, FileShare.ReadWrite);
StreamWriter streamWriter = new StreamWriter(fileStream, System.Text.Encoding.UTF8);
XmlSerializer xmlSerializer = new XmlSerializer(mAssetBundleConfig.GetType());
xmlSerializer.Serialize(streamWriter, mAssetBundleConfig);
streamWriter.Close();
fileStream.Close();
//写入Bytes
if (File.Exists(MPathUtils.ASSETBUNDLE_BYTES_PATH))
{
File.Delete(MPathUtils.ASSETBUNDLE_BYTES_PATH);
}
FileStream bytesStresm = new FileStream(MPathUtils.ASSETBUNDLE_BYTES_PATH, FileMode.Create, FileAccess.ReadWrite, FileShare.ReadWrite);
BinaryFormatter binaryFormatter = new BinaryFormatter();
//写入二进制 不写入Path 优化Bytes大小
for (int i = 0; i < mAssetBundleConfig.AssetBundleList.Count; i++)
{
mAssetBundleConfig.AssetBundleList[i].Path = null;
}
binaryFormatter.Serialize(bytesStresm, mAssetBundleConfig);
bytesStresm.Close();
}
