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 manifestName = GetManifestName(target, node, false); if (!string.IsNullOrEmpty(m_manifestName [target])) { var projectPath = Directory.GetParent(Application.dataPath).ToString(); var finalManifestName = GetManifestName(target, node, true); if (finalManifestName != manifestName) { var from = FileUtility.PathCombine(projectPath, bundleOutputDir, manifestName); var to = FileUtility.PathCombine(projectPath, bundleOutputDir, finalManifestName); var fromPaths = new string[] { from, from + ".manifest" }; var toPaths = new string[] { to, to + ".manifest" }; for (var i = 0; i < fromPaths.Length; ++i) { if (File.Exists(toPaths[i])) { File.Delete(toPaths[i]); } if (File.Exists(fromPaths[i])) { File.Move(fromPaths[i], toPaths[i]); } else { Debug.LogError("File " + fromPaths[i] + " does not exists! Wanted to copy to " + toPaths[i]); } } manifestName = finalManifestName; } } var generatedFiles = FileUtility.GetAllFilePathsInFolder(bundleOutputDir); // 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, node, true); 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); } }