private void WriteBundlesDatabase()
{
Console.WriteLine("Writing asset bundles database...");
_bundlesDatabaseBuilder.BuildAssetBundle(Path.Combine(_bundlesPath, "index"), _params.Target);
string infoPath = Path.Combine(_params.BundlesLocation, _bundlesDatabaseBuilder.Database.Id + ".txt");
using (StreamWriter writer = File.CreateText(infoPath))
{
writer.WriteLine("[" + PlayerSettings.companyName + " - " + PlayerSettings.productName + "]");
writer.WriteLine("Id: " + _bundlesDatabaseBuilder.Database.Id);
writer.WriteLine("Version: " + CachingUtils.GetVersionFromId(_bundlesDatabaseBuilder.Database.Id));
writer.WriteLine("Hash: " + BuildUtils.ToHexString(_bundlesDatabaseBuilder.Database.Hash));
writer.WriteLine("Size: " + _bundlesDatabaseBuilder.Database.Size);
writer.WriteLine("Created: " + DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss (K)"));
writer.WriteLine("App Version: " + PlayerSettings.bundleVersion);
writer.WriteLine("Platform: " + _params.Target.ToString());
writer.WriteLine("Subtarget: " + (_params.Target == BuildTarget.Android ? _params.AndroidSubtarget.ToString() : "Generic"));
writer.WriteLine();
foreach (var bundleInfo in _bundles)
{
writer.WriteLine("[" + bundleInfo.Name + "]");
writer.WriteLine("Filename: " + bundleInfo.Data.Filename);
writer.WriteLine("Size: " + bundleInfo.Data.Size);
writer.WriteLine("Hash: " + BuildUtils.ToHexString(bundleInfo.Data.Hash));
writer.WriteLine("Cache Name: " + bundleInfo.Data.CacheName);
writer.WriteLine("Version: " + CachingUtils.GetVersionFromHash(bundleInfo.Data.Hash));
if (bundleInfo.IsScene)
{
writer.WriteLine("Scenes:");
foreach (var scene in bundleInfo.AssetsPaths)
{
writer.WriteLine("\t" + scene + "\t(" + BuildUtils.ToHexString(GetHashForBuildAsset(scene)) + ")");
}
}
writer.WriteLine("Bundle Assets:");
foreach (var assetPath in bundleInfo.AssetsPaths)
{
writer.WriteLine("\t" + assetPath + "\t" + GetAssetId(assetPath) + "\t(" + BuildUtils.ToHexString(GetHashForBuildAsset(assetPath)) + ")");
}
writer.WriteLine("Dependencies Assets:");
var assetPaths = BuildUtils.GetAssetPathsForObjects(bundleInfo.Dependencies);
foreach (var assetPath in assetPaths)
{
writer.WriteLine("\t" + assetPath + "\t(" + BuildUtils.ToHexString(GetHashForBuildAsset(assetPath)) + ")");
}
writer.WriteLine();
}
}
}
private void PackBundles()
{
var referencedObjects = new HashSet <UnityEngine.Object>(_lateProcessor.ReferencedObjects);
var packedObjects = new HashSet <UnityEngine.Object>();
var tempPath = Path.Combine(Path.GetTempPath(), "bundles_" + DateTime.UtcNow.Ticks.ToString());
BuildUtils.PrepareCleanDirectory(tempPath);
PushAssetDependencies();
{
foreach (var bundleInfo in ScanningUtils.ItemsProcessor(_bundles, "Packing asset bundles", p => Path.GetFileName(p.Name), true))
{
Console.WriteLine("Building bundle " + bundleInfo.Name + "...");
string bundlePath = Path.Combine(tempPath, bundleInfo.Name); //BuildUtils.GetPathHashString(bundleInfo.Name));
if (bundleInfo.IsScene)
{
var scenePaths = bundleInfo.AssetsPaths.ToArray();
PushAssetDependencies();
{
string buildResult = BuildPipeline.BuildStreamedSceneAssetBundle(scenePaths,
bundlePath,
_params.Target);
if (!String.IsNullOrEmpty(buildResult))
{
throw new UnityException(buildResult);
}
}
PopAssetDependencies();
// Find which assets were packed
var packedDependencies = new HashSet <UnityEngine.Object>();
foreach (var scenePath in scenePaths)
{
Debug.Log(scenePath);
EditorApplication.OpenScene(scenePath);
packedDependencies.UnionWith(ScanningUtils.ScanCurrentSceneAssets());
packedDependencies.ExceptWith(packedObjects);
}
bundleInfo.Dependencies = packedDependencies.ToList();
var hash = GetHashForBuildAssets(scenePaths.Concat(BuildUtils.GetAssetPathsForObjects(packedDependencies)));
int bundleLevel = _bundleLevelDataBase.GetBundleLevel(bundleInfo.Name);
bundleInfo.Data = _bundlesDatabaseBuilder.AddSceneBundle(bundleInfo.Name, hash, bundleLevel,
scenePaths.Select(p => Path.GetFileNameWithoutExtension(p)).ToArray(),
bundlePath);
}
else
{
// Add only the main asset + any late referenced asset
var mainObjects = bundleInfo.AssetsPaths.Select(p => AssetDatabase.LoadMainAssetAtPath(p));
var representations = bundleInfo.AssetsPaths.SelectMany(p => AssetDatabase.LoadAllAssetRepresentationsAtPath(p));
var objects = mainObjects.Concat(representations.Where(o => referencedObjects.Contains(o))).ToArray();
var assetIds = objects.Select(o => AssetId.FromObject(o)).ToArray();
foreach (var obj in objects)
{
string assetPath = AssetDatabase.GetAssetPath(obj);
string guid = AssetDatabase.AssetPathToGUID(assetPath);
Console.WriteLine("path: " + assetPath + " guid:" + guid);
}
if (bundleInfo.Isolate)
{
PushAssetDependencies();
}
{
if (!BuildPipeline.BuildAssetBundleExplicitAssetNames(objects, assetIds, bundlePath,
BuildAssetBundleOptions.CompleteAssets |
BuildAssetBundleOptions.CollectDependencies |
BuildAssetBundleOptions.DeterministicAssetBundle,
_params.Target))
{
throw new UnityException("Error building bundle " + bundleInfo.Name);
}
}
if (bundleInfo.Isolate)
{
PopAssetDependencies();
}
// Find which assets were packed
var packedDependencies = new HashSet <UnityEngine.Object>(EditorUtility.CollectDependencies(objects.ToArray()));
packedDependencies.ExceptWith(packedObjects);
bundleInfo.Dependencies = packedDependencies.ToList();
if (!bundleInfo.Isolate)
{
packedObjects.UnionWith(packedDependencies);
}
var hash = GetHashForBuildAssets(BuildUtils.GetAssetPathsForObjects(packedDependencies));
int bundleLevel = _bundleLevelDataBase.GetBundleLevel(bundleInfo.Name);
bundleInfo.Data = _bundlesDatabaseBuilder.AddBundle(bundleInfo.Name, hash, bundleLevel, bundlePath, assetIds.ToList());
foreach (var obj in objects)
{
referencedObjects.Remove(obj);
}
}
}
}
PopAssetDependencies();
// Move to right destination
Directory.CreateDirectory(_params.BundlesLocation);
_bundlesPath = Path.Combine(_params.BundlesLocation, _bundlesDatabaseBuilder.Database.Id);
FileUtil.DeleteFileOrDirectory(_bundlesPath);
FileUtil.MoveFileOrDirectory(tempPath, _bundlesPath);
// To create late reference for any late object not added to bundles
_objectsToLateReference = referencedObjects.ToList();
}
