/// <summary>
/// Default implementation of generating Asset Bundles using the Scriptable Build Pipeline.
/// </summary>
/// <param name="parameters">Set of parameters used for building asset bundles.</param>
/// <param name="content">Set of content and explicit asset bundle layout to build.</param>
/// <param name="result">Results from building the content and explicit asset bundle layout.</param>
/// <param name="taskList">Custom task list for building asset bundles.</param>
/// <param name="contextObjects">Additional context objects to make available to the build.</param>
/// <returns>Return code with status information about success or failure causes.</returns>
public static ReturnCode BuildAssetBundles(IBundleBuildParameters parameters, IBundleBuildContent content, out IBundleBuildResults result, IList <IBuildTask> taskList, params IContextObject[] contextObjects)
{
// Avoid throwing exceptions in here as we don't want them bubbling up to calling user code
if (parameters == null)
{
result = null;
BuildLogger.LogException(new ArgumentNullException("parameters"));
return(ReturnCode.Exception);
}
// Avoid throwing exceptions in here as we don't want them bubbling up to calling user code
if (taskList.IsNullOrEmpty())
{
result = null;
BuildLogger.LogException(new ArgumentException("Argument cannot be null or empty.", "taskList"));
return(ReturnCode.Exception);
}
// Don't run if there are unsaved changes
if (ValidationMethods.HasDirtyScenes())
{
result = null;
return(ReturnCode.UnsavedChanges);
}
AssetDatabase.SaveAssets();
ReturnCode exitCode;
result = new BundleBuildResults();
BuildCacheUtility.ClearCacheHashes();
using (var interfacesWrapper = new BuildInterfacesWrapper())
#if !CI_TESTRUNNER_PROJECT
using (new SceneStateCleanup())
using (var progressTracker = new ProgressTracker())
#else
using (var progressTracker = new ProgressLoggingTracker())
#endif
using (var buildCache = new BuildCache(parameters.CacheServerHost, parameters.CacheServerPort))
{
Directory.CreateDirectory(parameters.TempOutputFolder);
BuildContext buildContext;
BuildLog buildLog = null;
try
{
buildContext = new BuildContext(contextObjects);
buildContext.SetContextObject(parameters);
buildContext.SetContextObject(content);
buildContext.SetContextObject(result);
buildContext.SetContextObject(interfacesWrapper);
buildContext.SetContextObject(progressTracker);
buildContext.SetContextObject(buildCache);
// If IDeterministicIdentifiers was passed in with contextObjects, don't add the default
if (!buildContext.ContainsContextObject(typeof(IDeterministicIdentifiers)))
{
buildContext.SetContextObject(new Unity5PackedIdentifiers());
}
buildContext.SetContextObject(new BuildDependencyData());
buildContext.SetContextObject(new BundleWriteData());
buildContext.SetContextObject(BuildCallbacks);
IBuildLogger logger;
if (!buildContext.TryGetContextObject <IBuildLogger>(out logger))
{
logger = buildLog = new BuildLog();
buildContext.SetContextObject(buildLog);
}
buildCache.SetBuildLogger(logger);
}
catch (Exception e)
{
// Avoid throwing exceptions in here as we don't want them bubbling up to calling user code
result = null;
BuildLogger.LogException(e);
return(ReturnCode.Exception);
}
exitCode = BuildTasksRunner.Validate(taskList, buildContext);
if (exitCode >= ReturnCode.Success)
#if SBP_PROFILER_ENABLE
{ exitCode = BuildTasksRunner.RunProfiled(taskList, buildContext); }
#else
{ exitCode = BuildTasksRunner.Run(taskList, buildContext); }
#endif
if (Directory.Exists(parameters.TempOutputFolder))
{
Directory.Delete(parameters.TempOutputFolder, true);
}
if (buildLog != null)
{
string buildLogPath = parameters.GetOutputFilePathForIdentifier("buildlog.txt");
Directory.CreateDirectory(Path.GetDirectoryName(buildLogPath));
File.WriteAllText(buildLogPath, buildLog.FormatAsText());
File.WriteAllText(parameters.GetOutputFilePathForIdentifier("buildlogtep.json"), buildLog.FormatAsTraceEventProfiler());
}
}
long maximumCacheSize = ScriptableBuildPipeline.maximumCacheSize * 1073741824L; // gigabytes to bytes
ThreadPool.QueueUserWorkItem(PruneCache, maximumCacheSize);
return(exitCode);
}
