public override string ToString()
{
string content = "";
for (int i = 0; i < ABList.Count; i++)
{
ABBase abbase = ABList[i];
content += abbase.Path + ", ";
content += abbase.Crc + ", ";
content += abbase.ABName + ", ";
content += abbase.AssetName + ", ";
content += "Depend: ";
for (int j = 0; j < abbase.DependABList.Count; j++)
{
content += abbase.DependABList[j] + ", ";
}
}
return(content);
}
//读取资源依赖文件， 初始化所有资源都一一对应的ResourceItem类对象
public bool LoadAssetBundleConfig()
{
m_resourceItemDict.Clear();
string configPath = ABPathConfig.DependenceFile4AssetBundle;
AssetBundle configAB = AssetBundle.LoadFromFile(configPath);
TextAsset textAsset = configAB.LoadAsset <TextAsset>(ABPathConfig.DependenceFileName);
if (textAsset == null)
{
Debug.Log("AssetBundleConfig is not exists!");
return(false);
}
MemoryStream ms = new MemoryStream(textAsset.bytes);
BinaryFormatter bf = new BinaryFormatter();
AssetBundleConfig abConfig = (AssetBundleConfig)bf.Deserialize(ms);
ms.Close();
for (int i = 0; i < abConfig.ABList.Count; i++)
{
ResourceItem item = new ResourceItem();
ABBase abBase = abConfig.ABList[i];
item.Crc = abBase.Crc;
item.AssetName = abBase.AssetName;
item.ABName = abBase.ABName;
item.DependABList = new List <string>(abBase.DependABList);
if (m_resourceItemDict.ContainsKey(item.Crc) == false)
{
m_resourceItemDict.Add(item.Crc, item);
}
else
{
Debug.Log("重复的Crc, 资源名: " + item.AssetName + ", AB包名: " + item.ABName);
}
}
return(true);
}
//制作依赖关系
private static void MakeDependenceRelationShip()
{
string[] assetBundleNameAry = AssetDatabase.GetAllAssetBundleNames(); //得到所有的AssetBundle的名字
Dictionary <string, string> dict = new Dictionary <string, string>(); //记录需要被加载的资源
Dictionary <string, string> allDict = new Dictionary <string, string>(); //记录所有的资源
for (int i = 0; i < assetBundleNameAry.Length; i++)
{
string[] assetBundleAllFiles = AssetDatabase.GetAssetPathsFromAssetBundle(assetBundleNameAry[i]); //得到某个AssetBundle下的所有被标记的文件
for (int j = 0; j < assetBundleAllFiles.Length; j++)
{
if (assetBundleAllFiles[j].EndsWith(".cs") == false)
{
allDict.Add(assetBundleAllFiles[j], assetBundleNameAry[i]);
}
if (assetBundleAllFiles[j].EndsWith(".cs") == true || CanBeLoadByDynamic(assetBundleAllFiles[j]) == false) //生成依赖文件，我们只生成那些有可能会被实例化的资源，那些不可能被实例化的资源不需要写入依赖文件中
{
continue;
}
dict.Add(assetBundleAllFiles[j], assetBundleNameAry[i]); //这个文件Assets/相对路径和对应这个文件所在的AB包名
}
}
//删除已经没有的AssetBundle包文件
DirectoryInfo directoryInfo = new DirectoryInfo(ABPathConfig.AssetBundleBuildTargetPath);
FileInfo[] fileInfoAry = directoryInfo.GetFiles("*", SearchOption.AllDirectories);
foreach (FileInfo fileInfo in fileInfoAry)
{
bool isExists = false;
foreach (string assetBundleName in assetBundleNameAry)
{
if (assetBundleName == fileInfo.Name) //AssetBundle包名和打包时标记名一致
{
isExists = true;
}
}
if (isExists == false && File.Exists(fileInfo.FullName))
{
Debug.Log(fileInfo.Name + "这个包已经不需要存在了, 删除中...");
File.Delete(fileInfo.FullName);
}
}
//写依赖文件
AssetBundleConfig config = new AssetBundleConfig();
config.ABList = new List <ABBase>();
foreach (string path in dict.Keys)
{
ABBase abBase = new ABBase();
abBase.Path = path;
abBase.Crc = CrcHelper.StringToCRC32(path);
abBase.ABName = dict[path];
abBase.AssetName = path.Remove(0, path.LastIndexOf("/") + 1);
abBase.DependABList = new List <string>();
string[] resDependce = AssetDatabase.GetDependencies(path);
for (int i = 0; i < resDependce.Length; i++)
{
string tempPath = resDependce[i];
if (tempPath == path || path.EndsWith(".cs")) //排除对本身文件和.cs脚本文件
{
continue;
}
string abName = "";
if (allDict.TryGetValue(tempPath, out abName))
{
if (abName == allDict[path])
{
continue;
}
if (!abBase.DependABList.Contains(abName))
{
abBase.DependABList.Add(abName);
}
}
}
config.ABList.Add(abBase);
}
//写入xml
if (File.Exists(ABPathConfig.AssetBundleDependenceXmlPath))
{
File.Delete(ABPathConfig.AssetBundleDependenceXmlPath);
}
FileStream fileStream = new FileStream(ABPathConfig.AssetBundleDependenceXmlPath,
FileMode.Create,
FileAccess.ReadWrite,
FileShare.ReadWrite);
StreamWriter sw = new StreamWriter(fileStream, System.Text.Encoding.UTF8);
XmlSerializer xs = new XmlSerializer(config.GetType());
xs.Serialize(sw, config);
sw.Close();
fileStream.Close();
//写入二进制
foreach (ABBase item in config.ABList)
{
item.Path = "";
}
if (File.Exists(ABPathConfig.AssetBundleDependenceBytePath))
{
File.Delete(ABPathConfig.AssetBundleDependenceBytePath);
}
fileStream = new FileStream(ABPathConfig.AssetBundleDependenceBytePath,
FileMode.Create,
FileAccess.ReadWrite,
FileShare.ReadWrite);
BinaryFormatter bf = new BinaryFormatter();
bf.Serialize(fileStream, config);
fileStream.Close();
}
