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Feature hierarchy importer #3148

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Feature hierarchy importer #3148

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fd78a44
Add model hierarchy splitting and prefab generation
nalathethird Mar 6, 2026
9566183
Improve model hierarchy splitting and prefab generation
nalathethird Mar 6, 2026
38d262b
Remove BlendShape support from asset and rendering pipeline
nalathethird Apr 20, 2026
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9 changes: 9 additions & 0 deletions sources/editor/Stride.Assets.Presentation/Templates/ModelAssetTemplateWindow.xaml
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Original file line number Diff line number Diff line change
Expand Up @@ -50,6 +50,15 @@
</StackPanel>
</StackPanel>
</Border>
<Border Background="{StaticResource EmphasisColorBrush}" Margin="20,0">
<TextBlock Text="{sd:Localize Hierarchy}" Margin="20,10" FontSize="16"/>
</Border>
<Border Margin="20,10,20,20">
<StackPanel>
<CheckBox Content="{sd:Localize Split model by hierarchy (generates prefab), Context=Button}" IsChecked="{Binding SplitModelByHierarchy}" Margin="5"/>
<TextBlock Text="{sd:Localize When enabled\, each node in the source file becomes a separate model asset and a prefab is generated that mirrors the original hierarchy.}" Margin="25,0,5,5" TextWrapping="Wrap" FontSize="11" Foreground="Gray"/>
</StackPanel>
</Border>
<UniformGrid Rows="1" Margin="20">
<Button Content="{sd:Localize OK, Context=Button}" Margin="0,0,20,0" Padding="8" Click="ButtonOk" IsDefault="True"/>
<Button Content="{sd:Localize Cancel, Context=Button}" Padding="8" Click="ButtonCancel" IsCancel="True"/>
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3 changes: 3 additions & 0 deletions sources/editor/Stride.Assets.Presentation/Templates/ModelAssetTemplateWindow.xaml.cs
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Expand Up @@ -48,6 +48,7 @@ public DummyReferenceContainer()
private bool importSkeleton = true;
private bool dontImportSkeleton;
private bool reuseSkeleton;
private bool splitModelByHierarchy;

public ImportModelFromFileViewModel(IViewModelServiceProvider serviceProvider)
: base(serviceProvider)
Expand All @@ -71,6 +72,8 @@ public ImportModelFromFileViewModel(IViewModelServiceProvider serviceProvider)

public bool ReuseSkeleton { get { return reuseSkeleton; } set { SetValue(ref reuseSkeleton, value); } }

public bool SplitModelByHierarchy { get { return splitModelByHierarchy; } set { SetValue(ref splitModelByHierarchy, value); } }

public Skeleton SkeletonToReuse { get { return referenceContainer.Skeleton; } set { referenceContainer.Skeleton = value; } }

public GraphViewModel ReferenceViewModel { get; }
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9 changes: 8 additions & 1 deletion sources/editor/Stride.Assets.Presentation/Templates/ModelFromFileTemplateGenerator.cs
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Expand Up @@ -29,6 +29,7 @@ public static class ModelFromFileTemplateSettings
public static SettingsKey<bool> ImportAnimations = new SettingsKey<bool>("Templates/ModelFromFile/ImportAnimations", PackageUserSettings.SettingsContainer, true);
public static SettingsKey<bool> ImportSkeleton = new SettingsKey<bool>("Templates/ModelFromFile/ImportSkeleton", PackageUserSettings.SettingsContainer, true);
public static SettingsKey<AssetId> DefaultSkeleton = new SettingsKey<AssetId>("Templates/ModelFromFile/DefaultSkeleton", PackageUserSettings.SettingsContainer, AssetId.Empty);
public static SettingsKey<bool> SplitModelByHierarchy = new SettingsKey<bool>("Templates/ModelFromFile/SplitModelByHierarchy", PackageUserSettings.SettingsContainer, false);
}

public class ModelFromFileTemplateGenerator : AssetFromFileTemplateGenerator
Expand All @@ -43,6 +44,7 @@ public class ModelFromFileTemplateGenerator : AssetFromFileTemplateGenerator
protected static readonly PropertyKey<bool> ImportAnimationsKey = new PropertyKey<bool>("ImportAnimations", typeof(ModelFromFileTemplateGenerator));
protected static readonly PropertyKey<bool> ImportSkeletonKey = new PropertyKey<bool>("ImportSkeleton", typeof(ModelFromFileTemplateGenerator));
protected static readonly PropertyKey<Skeleton> SkeletonToUseKey = new PropertyKey<Skeleton>("SkeletonToUse", typeof(ModelFromFileTemplateGenerator));
protected static readonly PropertyKey<bool> SplitModelByHierarchyKey = new PropertyKey<bool>("SplitModelByHierarchy", typeof(ModelFromFileTemplateGenerator));

public override bool IsSupportingTemplate(TemplateDescription templateDescription)
{
Expand Down Expand Up @@ -72,7 +74,8 @@ protected override async Task<bool> PrepareAssetCreation(AssetTemplateGeneratorP
DeduplicateMaterials = ModelFromFileTemplateSettings.DeduplicateMaterials.GetValue(profile, true),
ImportTextures = ModelFromFileTemplateSettings.ImportTextures.GetValue(profile, true),
ImportAnimations = ModelFromFileTemplateSettings.ImportAnimations.GetValue(profile, true),
ImportSkeleton = ModelFromFileTemplateSettings.ImportSkeleton.GetValue(profile, true)
ImportSkeleton = ModelFromFileTemplateSettings.ImportSkeleton.GetValue(profile, true),
SplitModelByHierarchy = ModelFromFileTemplateSettings.SplitModelByHierarchy.GetValue(profile, false)
}
};

Expand All @@ -97,13 +100,15 @@ protected override async Task<bool> PrepareAssetCreation(AssetTemplateGeneratorP
parameters.Tags.Set(ImportAnimationsKey, window.Parameters.ImportAnimations);
parameters.Tags.Set(ImportSkeletonKey, window.Parameters.ImportSkeleton);
parameters.Tags.Set(SkeletonToUseKey, skeletonToReuse);
parameters.Tags.Set(SplitModelByHierarchyKey, window.Parameters.SplitModelByHierarchy);

// Save settings
ModelFromFileTemplateSettings.ImportMaterials.SetValue(window.Parameters.ImportMaterials, profile);
ModelFromFileTemplateSettings.DeduplicateMaterials.SetValue(window.Parameters.DeduplicateMaterials, profile);
ModelFromFileTemplateSettings.ImportTextures.SetValue(window.Parameters.ImportTextures, profile);
ModelFromFileTemplateSettings.ImportAnimations.SetValue(window.Parameters.ImportAnimations, profile);
ModelFromFileTemplateSettings.ImportSkeleton.SetValue(window.Parameters.ImportSkeleton, profile);
ModelFromFileTemplateSettings.SplitModelByHierarchy.SetValue(window.Parameters.SplitModelByHierarchy, profile);
skeletonId = AttachedReferenceManager.GetAttachedReference(skeletonToReuse)?.Id ?? AssetId.Empty;
ModelFromFileTemplateSettings.DefaultSkeleton.SetValue(skeletonId, profile);
parameters.Package.UserSettings.Save();
Expand All @@ -123,9 +128,11 @@ protected override IEnumerable<AssetItem> CreateAssets(AssetTemplateGeneratorPar
var importAnimations = parameters.Tags.Get(ImportAnimationsKey);
var importSkeleton = parameters.Tags.Get(ImportSkeletonKey);
var skeletonToReuse = parameters.Tags.Get(SkeletonToUseKey);
var splitModelByHierarchy = parameters.Tags.Get(SplitModelByHierarchyKey);

var importParameters = new AssetImporterParameters { Logger = parameters.Logger };
importParameters.InputParameters.Set(ModelAssetImporter.DeduplicateMaterialsKey, deduplicateMaterials);
importParameters.InputParameters.Set(ModelAssetImporter.SplitModelByHierarchyKey, splitModelByHierarchy);
importParameters.SelectedOutputTypes.Add(typeof(ModelAsset), true);
importParameters.SelectedOutputTypes.Add(typeof(MaterialAsset), importMaterials);
importParameters.SelectedOutputTypes.Add(typeof(TextureAsset), importTextures);
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