public override void Build(BuildTarget target,
Model.NodeData node,
IEnumerable <PerformGraph.AssetGroups> incoming,
IEnumerable <Model.ConnectionData> connectionsToOutput,
PerformGraph.Output Output,
Action <Model.NodeData, string, float> progressFunc)
{
if (incoming == null)
{
return;
}
var aggregatedGroups = new Dictionary <string, List <AssetReference> >();
aggregatedGroups[key] = new List <AssetReference>();
if (progressFunc != null)
{
progressFunc(node, "Collecting all inputs...", 0f);
}
foreach (var ag in incoming)
{
foreach (var name in ag.assetGroups.Keys)
{
if (!aggregatedGroups.ContainsKey(name))
{
aggregatedGroups[name] = new List <AssetReference>();
}
aggregatedGroups[name].AddRange(ag.assetGroups[name].AsEnumerable());
}
}
var bundleOutputDir = PrepareOutputDirectory(target, node, true, true);
var bundleNames = aggregatedGroups.Keys.ToList();
var bundleVariants = new Dictionary <string, List <string> >();
if (progressFunc != null)
{
progressFunc(node, "Building bundle variants map...", 0.2f);
}
// get all variant name for bundles
foreach (var name in aggregatedGroups.Keys)
{
if (!bundleVariants.ContainsKey(name))
{
bundleVariants[name] = new List <string>();
}
var assets = aggregatedGroups[name];
foreach (var a in assets)
{
var variantName = a.variantName;
if (!bundleVariants[name].Contains(variantName))
{
bundleVariants[name].Add(variantName);
}
}
}
int validNames = 0;
foreach (var name in bundleNames)
{
var assets = aggregatedGroups[name];
// we do not build bundle without any asset
if (assets.Count > 0)
{
validNames += bundleVariants[name].Count;
}
}
AssetBundleBuild[] bundleBuild = new AssetBundleBuild[validNames];
List <AssetImporterSetting> importerSetting = null;
if (!m_overwriteImporterSetting)
{
importerSetting = new List <AssetImporterSetting> ();
}
int bbIndex = 0;
foreach (var name in bundleNames)
{
foreach (var v in bundleVariants[name])
{
var assets = aggregatedGroups[name];
if (assets.Count <= 0)
{
continue;
}
bundleBuild[bbIndex].assetBundleName = name;
bundleBuild[bbIndex].assetBundleVariant = v;
bundleBuild[bbIndex].assetNames = assets.Where(x => x.variantName == v).Select(x => x.importFrom).ToArray();
/**
* WORKAROND: This will be unnecessary in future version
* Unity currently have issue in configuring variant assets using AssetBundleBuild[] that
* internal identifier does not match properly unless you configure value in AssetImporter.
*/
if (!string.IsNullOrEmpty(v))
{
foreach (var path in bundleBuild[bbIndex].assetNames)
{
AssetImporter importer = AssetImporter.GetAtPath(path);
if (importer.assetBundleName != name || importer.assetBundleVariant != v)
{
if (!m_overwriteImporterSetting)
{
importerSetting.Add(new AssetImporterSetting(importer));
}
importer.SetAssetBundleNameAndVariant(name, v);
importer.SaveAndReimport();
}
}
}
++bbIndex;
}
}
if (progressFunc != null)
{
progressFunc(node, "Building Asset Bundles...", 0.7f);
}
AssetBundleManifest m = BuildPipeline.BuildAssetBundles(bundleOutputDir, bundleBuild, (BuildAssetBundleOptions)m_enabledBundleOptions[target], target);
var output = new Dictionary <string, List <AssetReference> >();
output[key] = new List <AssetReference>();
var generatedFiles = FileUtility.GetAllFilePathsInFolder(bundleOutputDir);
var manifestName = GetManifestName(target);
// add manifest file
bundleVariants.Add(manifestName.ToLower(), new List <string> {
null
});
foreach (var path in generatedFiles)
{
var fileName = path.Substring(bundleOutputDir.Length + 1);
if (IsFileIntendedItem(fileName, bundleVariants))
{
if (fileName == manifestName)
{
output[key].Add(AssetReferenceDatabase.GetAssetBundleManifestReference(path));
}
else
{
output[key].Add(AssetReferenceDatabase.GetAssetBundleReference(path));
}
}
}
if (Output != null)
{
var dst = (connectionsToOutput == null || !connectionsToOutput.Any())?
null : connectionsToOutput.First();
Output(dst, output);
}
if (importerSetting != null)
{
importerSetting.ForEach(i => i.WriteBack());
}
AssetBundleBuildReport.AddBuildReport(new AssetBundleBuildReport(node, m, manifestName, bundleBuild, output[key], aggregatedGroups, bundleVariants));
}
public override void Prepare(BuildTarget target,
Model.NodeData node,
IEnumerable <PerformGraph.AssetGroups> incoming,
IEnumerable <Model.ConnectionData> connectionsToOutput,
PerformGraph.Output Output)
{
// BundleBuilder do nothing without incoming connections
if (incoming == null)
{
return;
}
var bundleOutputDir = PrepareOutputDirectory(target, node, false, true);
var bundleNames = incoming.SelectMany(v => v.assetGroups.Keys).Distinct().ToList();
var bundleVariants = new Dictionary <string, List <string> >();
// get all variant name for bundles
foreach (var ag in incoming)
{
foreach (var name in ag.assetGroups.Keys)
{
if (!bundleVariants.ContainsKey(name))
{
bundleVariants[name] = new List <string>();
}
var assets = ag.assetGroups[name];
foreach (var a in assets)
{
var variantName = a.variantName;
if (!bundleVariants[name].Contains(variantName))
{
bundleVariants[name].Add(variantName);
}
}
}
}
// add manifest file
var manifestName = GetManifestName(target);
bundleNames.Add(manifestName);
bundleVariants[manifestName] = new List <string>()
{
""
};
if (connectionsToOutput != null && Output != null)
{
UnityEngine.Assertions.Assert.IsTrue(connectionsToOutput.Any());
var outputDict = new Dictionary <string, List <AssetReference> >();
outputDict[key] = new List <AssetReference>();
foreach (var name in bundleNames)
{
foreach (var v in bundleVariants[name])
{
string bundleName = (string.IsNullOrEmpty(v))? name : name + "." + v;
AssetReference bundle = AssetReferenceDatabase.GetAssetBundleReference(FileUtility.PathCombine(bundleOutputDir, bundleName));
AssetReference manifest = AssetReferenceDatabase.GetAssetBundleReference(FileUtility.PathCombine(bundleOutputDir, bundleName + Model.Settings.MANIFEST_FOOTER));
outputDict[key].Add(bundle);
outputDict[key].Add(manifest);
}
}
var dst = (connectionsToOutput == null || !connectionsToOutput.Any())?
null : connectionsToOutput.First();
Output(dst, outputDict);
}
}
