/// <summary>
/// 加载Bundle,会加载该Bundle的依赖
/// </summary>
/// <param name="assetBundleName"></param>
private void LoadBundle(AssetBundleInfo bundleInfo)
{
//加载自己
if (!this.CachedAssetBundleDictionary.ContainsKey(bundleInfo.AssetBundleName) || this.CachedAssetBundleDictionary[bundleInfo.AssetBundleName] == null)
{
string url = FilePathTools.persistentDataPath_Platform + "/" + bundleInfo.AssetBundleName;
AssetBundle ab = AssetUtils.LoadLocalAssetBundle(url);
if (ab != null)
{
CachedAssetBundle cab = new CachedAssetBundle(ab, bundleInfo, this);
this.CachedAssetBundleDictionary[bundleInfo.AssetBundleName] = cab;
}
else
{
return;
}
}
//加载依赖
string[] dependencies = bundleInfo.DependenciesBundleNames;
foreach (string fileName in dependencies)
{
LoadBundle(fileName);
}
}
private void LoadBundle(string assetBundleName)
{
AssetBundleInfo abInfo = AssetBundleManager.Instance.GetAssetBundleInfo(assetBundleName);
LoadBundle(abInfo);
}
public CachedAssetBundle(AssetBundle assetBundle, AssetBundleInfo bundleInfo, CachedAssetBundleContainer _parent)
{
this.AssetBundleName = assetBundle.name;
this.assetBundle = assetBundle;
this.bundleInfo = bundleInfo;
}
/// <summary>
/// 打Group的Bundle，并生成Group的version信息
/// </summary>
/// <param name="singleGroup"></param>
public static void BuildGroup(BundleGroup singleGroup, string exportPath, BuildTarget buildTarget = BuildTarget.NoTarget)
{
List <string> paths = singleGroup.GetBundlePaths(GetBundleMethod.All);
if (paths == null || paths.Count <= 0)
{
return;
}
string groupName = singleGroup.GroupName;
if (!Directory.Exists(exportPath))
{
Directory.CreateDirectory(exportPath);
}
List <AssetBundleBuild> buildMap = new List <AssetBundleBuild>();
//打AssetBundle包
for (int i = 0; i < paths.Count; i++)
{
string fullPath = string.Format("{0}/{1}/{2}", Application.dataPath, "Export", paths[i]);
AssetBundleBuild build = new AssetBundleBuild();
List <string> assetnames = new List <string>();
if (File.Exists(fullPath))
{
string itemPath = paths[i];
int lastDot = itemPath.LastIndexOf(".");
if (lastDot > 0)
{
build.assetBundleName = itemPath.Substring(0, lastDot);
}
else
{
build.assetBundleName = itemPath;
}
assetnames.Add(FilePathTools.GetRelativePath(fullPath));
}
else
{
build.assetBundleName = paths[i];
FileInfo[] files = FileUtil.GetFiles(fullPath);
if (files.Length <= 0)
{
continue;
}
for (int j = 0; j < files.Length; j++)
{
//Debug.Log(files[j]);
string path = FilePathTools.GetRelativePath(files[j].FullName);
if (path.Contains(".DS_Store") || path.Contains(".gitkeep"))
{
continue;
}
assetnames.Add(path);
}
}
foreach (string assetName in assetnames)
{
AssetImporter.GetAtPath(assetName).SetAssetBundleNameAndVariant(build.assetBundleName, string.Empty);
}
build.assetNames = assetnames.ToArray();
buildMap.Add(build);
}
AssetBundleManifest assetBundleManifest = BuildPipeline.BuildAssetBundles(
exportPath,
buildMap.ToArray(),
BuildAssetBundleOptions.ChunkBasedCompression | BuildAssetBundleOptions.DeterministicAssetBundle,
buildTarget == BuildTarget.NoTarget ? EditorUserBuildSettings.activeBuildTarget : buildTarget
);
//生成Version Item Info
AssetBundleGroupInfo assetBundleGroupInfo = new AssetBundleGroupInfo(singleGroup.GroupName, singleGroup.BaseGroup);
string[] builtAssetBundleNames = assetBundleManifest.GetAllAssetBundles();
for (var i = 0; i < builtAssetBundleNames.Length; ++i)
{
string assetBundlePath = string.Format("{0}/{1}", exportPath, builtAssetBundleNames[i]);
string path = Directory.GetCurrentDirectory();
BundleInfo bundleInfo = singleGroup.GetBundleInfo(builtAssetBundleNames[i]);
string md5 = AssetUtils.BuildFileMd5(assetBundlePath);
int size = AssetUtils.FileSize(assetBundlePath);
AssetBundleInfo localAssetBundleInfo = new AssetBundleInfo
{
AssetBundleName = builtAssetBundleNames[i],
DependenciesBundleNames = assetBundleManifest.GetAllDependencies(builtAssetBundleNames[i]),
releaseMode = bundleInfo.releaseMode,
BaseBundle = bundleInfo.BaseBundle
};
localAssetBundleInfo.HashString = md5; // 初始包里的ab包，原样拷贝md5
localAssetBundleInfo.Size = size; // bundle的尺寸
assetBundleGroupInfo.Add(localAssetBundleInfo.AssetBundleName, localAssetBundleInfo);
}
assetBundleVersionInfo.Add(groupName, assetBundleGroupInfo);
}