public static void AddPushDep(CollectedDepAssetInfo info, bool forceBuild)
{
// Library类型Asset，没有路径，所有使用自定义的BuildAssetPath
string assetPath;
bool needBuild = true;
if (info.UnityAssetType == UnityAssetType.Object)
{
assetPath = info.UnityAssetPath;
needBuild = forceBuild || CheckNeedBuildAsset(info.UnityAssetType, assetPath);
// 下面告诉要强制build，或在文件改变时才真的进行Build
}
else
{
assetPath = info.BuildAssetPath;
needBuild = forceBuild || CheckNeedBuildAsset(info.UnityAssetType, assetPath);
// 其实基本Library资源是肯定要打包的，这一句其实可以忽略
}
if (!needBuild)
{
return;
}
var buildAssetPath = info.BuildAssetPath;
var depObjectsMap = CollectAndPushBuildDependencies(info.Asset, needBuild);
BuildPipeline.PushAssetDependencies();
BuildAssetBundle(info.Asset, buildAssetPath, GetBuildAssetPaths(depObjectsMap));
DependencyPool.Add(buildAssetPath);
}
/// <summary>
/// 智能收集依赖，剔除非用于AssetBundle打包的部分，返回路径list(路径去掉了'Assets/')
/// </summary>
/// <param name="buildObj"></param>
/// <returns></returns>
private static List <CollectedDepAssetInfo> CollectDependenciesPaths(Object buildObj)
{
var assetPath = AssetDatabase.GetAssetPath(buildObj);
var depObjects = EditorUtility.CollectDependencies(new[] { buildObj });
// 使用Dict，去掉重复
var depObjectsMap = new Dictionary <string, CollectedDepAssetInfo>();
foreach (var depObj in depObjects)
{
if (depObj == null)
{
Log.Error("Found NULL obj when collect dep from '{0}'", buildObj);
continue;
}
var buildAssetPath = GetBuildAssetPath(depObj);
// 过滤
var depExtType = GetAssetExtType(depObj);
// 某些类型进行忽略
if (Define.IgnoreDepType.Contains(depExtType))
{
continue;
}
// 很多跟自己路径一样的
var depAssetPath = AssetDatabase.GetAssetPath(depObj);
if (depAssetPath == assetPath)
{
continue;
}
// 可自定义过滤,改变路径
var filterResult = OnCollectDepPathFilter(depObj, depAssetPath, buildAssetPath);
if (!filterResult)
{
continue;
}
var unityAssetType = GetUnityAssetType(depAssetPath);
depObjectsMap[buildAssetPath] = new CollectedDepAssetInfo()
{
Asset = depObj,
ExtType = depExtType,
UnityAssetPath = depAssetPath,
BuildAssetPath = buildAssetPath,
UnityAssetType = unityAssetType,
};
}
var depObjectsList = depObjectsMap.Values.KToList();
var comparer = new DepListComaparer();
depObjectsList.Sort(comparer);
return(depObjectsList);
}