通过Ab包名字获取 资源路径
AssetDatabase.GetAssetPathsFromAssetBundle(string assetBundleName)
打包方法
BuildPipeline.BuildAssetBundles(Application.StreamingAssetsPath,BuildAssetBundleOptions.ChunkBasedCompression,EditoruserBuildSettings.activeBuildTarget);
ChunkBasedCompression LZ4 压缩
EditoruserBuildSettings.activeBuildTarget 当前活动的构建目标。