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Add Feature - Tiled VAE module for Inference
- Add TiledVAEModule with support for VAEDecodeTiled Comfy node - Add TiledVAECardViewModel and TiledVAECard UI with configurable parameters - Register TiledVAEModule as available module in SamplerCardViewModel - Add JsonDerivedType attributes for serialization support
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‎StabilityMatrix.Avalonia/App.axaml‎

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<StyleInclude Source="Controls/Inference/UnetModelCard.axaml" />
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<StyleInclude Source="Controls/Inference/DiscreteModelSamplingCard.axaml" />
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<StyleInclude Source="Controls/Inference/RescaleCfgCard.axaml" />
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<StyleInclude Source="Controls/Inference/TiledVAECard.axaml" />
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<StyleInclude Source="Controls/Painting/PaintCanvas.axaml" />
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<StyleInclude Source="Controls/MarkdownViewer.axaml" />
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<StyleInclude Source="Controls/Inference/WanModelCard.axaml" />

‎StabilityMatrix.Avalonia/Controls/Inference/TiledVAECard.axaml‎

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<Styles
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xmlns="https://github.com/avaloniaui"
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
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xmlns:controls="using:StabilityMatrix.Avalonia.Controls"
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xmlns:ui="clr-namespace:FluentAvalonia.UI.Controls;assembly=FluentAvalonia"
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xmlns:vmInference="clr-namespace:StabilityMatrix.Avalonia.ViewModels.Inference"
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x:DataType="vmInference:TiledVAECardViewModel">
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<Design.PreviewWith>
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<controls:TiledVAECard />
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</Design.PreviewWith>
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<Style Selector="controls|TiledVAECard">
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<!-- Set Defaults -->
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<Setter Property="Template">
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<ControlTemplate>
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<controls:Card x:Name="PART_Card">
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<controls:Card.Styles>
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<Style Selector="ui|NumberBox">
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<Setter Property="Margin" Value="12,4,0,4" />
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<Setter Property="MinWidth" Value="70" />
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<Setter Property="HorizontalAlignment" Value="Stretch" />
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<Setter Property="ValidationMode" Value="InvalidInputOverwritten" />
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<Setter Property="SmallChange" Value="32" />
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<Setter Property="LargeChange" Value="128" />
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<Setter Property="SpinButtonPlacementMode" Value="Inline" />
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</Style>
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</controls:Card.Styles>
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<StackPanel Spacing="8">
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<!-- Tile Size -->
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<Grid ColumnDefinitions="Auto,*">
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<TextBlock
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Grid.Column="0"
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VerticalAlignment="Center"
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Text="Tile Size" />
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<ui:NumberBox
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Grid.Column="1"
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Margin="12,0,0,0"
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Value="{Binding TileSize, Mode=TwoWay}" />
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</Grid>
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<!-- Overlap -->
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<Grid ColumnDefinitions="Auto,*">
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<TextBlock
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Grid.Column="0"
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VerticalAlignment="Center"
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Text="Overlap" />
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<ui:NumberBox
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Grid.Column="1"
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Margin="12,0,0,0"
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Value="{Binding Overlap, Mode=TwoWay}" />
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</Grid>
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<!-- Temporal Size (for Video VAEs) -->
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<Grid ColumnDefinitions="Auto,*">
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<TextBlock
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Grid.Column="0"
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VerticalAlignment="Center"
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Text="Temporal Size" />
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<ui:NumberBox
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Grid.Column="1"
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Margin="12,0,0,0"
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Value="{Binding TemporalSize, Mode=TwoWay}" />
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</Grid>
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<!-- Temporal Overlap (for Video VAEs) -->
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<Grid ColumnDefinitions="Auto,*">
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<TextBlock
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Grid.Column="0"
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VerticalAlignment="Center"
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Text="Temporal Overlap" />
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<ui:NumberBox
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Grid.Column="1"
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Margin="12,0,0,0"
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Value="{Binding TemporalOverlap, Mode=TwoWay}" />
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</Grid>
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</StackPanel>
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</controls:Card>
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</ControlTemplate>
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</Setter>
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</Style>
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</Styles>

‎StabilityMatrix.Avalonia/Controls/Inference/TiledVAECard.axaml.cs‎

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using Avalonia;
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using Avalonia.Controls;
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using Avalonia.Controls.Primitives;
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using Injectio.Attributes;
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namespace StabilityMatrix.Avalonia.Controls;
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[RegisterTransient<TiledVAECard>]
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public class TiledVAECard : TemplatedControlBase { }

‎StabilityMatrix.Avalonia/ViewModels/Base/LoadableViewModelBase.cs‎

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@@ -27,6 +27,7 @@ namespace StabilityMatrix.Avalonia.ViewModels.Base;
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[JsonDerivedType(typeof(PlasmaNoiseCardViewModel), PlasmaNoiseCardViewModel.ModuleKey)]
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[JsonDerivedType(typeof(NrsCardViewModel), NrsCardViewModel.ModuleKey)]
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[JsonDerivedType(typeof(CfzCudnnToggleCardViewModel), CfzCudnnToggleCardViewModel.ModuleKey)]
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[JsonDerivedType(typeof(TiledVAECardViewModel), TiledVAECardViewModel.ModuleKey)]
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[JsonDerivedType(typeof(FreeUModule))]
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[JsonDerivedType(typeof(HiresFixModule))]
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[JsonDerivedType(typeof(FluxHiresFixModule))]
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[JsonDerivedType(typeof(PlasmaNoiseModule))]
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[JsonDerivedType(typeof(NRSModule))]
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[JsonDerivedType(typeof(CfzCudnnToggleModule))]
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[JsonDerivedType(typeof(TiledVAEModule))]
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public abstract class LoadableViewModelBase : ViewModelBase, IJsonLoadableState
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{
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private static readonly Logger Logger = LogManager.GetCurrentClassLogger();

‎StabilityMatrix.Avalonia/ViewModels/Inference/Modules/TiledVAEModule.cs‎

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using Injectio.Attributes;
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using StabilityMatrix.Avalonia.Models.Inference;
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using StabilityMatrix.Avalonia.Services;
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using StabilityMatrix.Avalonia.ViewModels.Base;
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using StabilityMatrix.Core.Attributes;
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using StabilityMatrix.Core.Models.Api.Comfy.Nodes;
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namespace StabilityMatrix.Avalonia.ViewModels.Inference.Modules;
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[ManagedService]
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[RegisterTransient<TiledVAEModule>]
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public class TiledVAEModule : ModuleBase
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{
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public TiledVAEModule(IServiceManager<ViewModelBase> vmFactory)
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: base(vmFactory)
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{
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Title = "Tiled VAE";
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AddCards(vmFactory.Get<TiledVAECardViewModel>());
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}
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protected override void OnApplyStep(ModuleApplyStepEventArgs e)
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{
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var card = GetCard<TiledVAECardViewModel>();
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// Register a pre-output action that replaces standard VAE decode with tiled decode
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e.PreOutputActions.Add(args =>
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{
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var builder = args.Builder;
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// Only apply if primary is in latent space
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if (builder.Connections.Primary?.IsT0 != true)
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return;
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var latent = builder.Connections.Primary.AsT0;
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var vae = builder.Connections.GetDefaultVAE();
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// Use tiled VAE decode instead of standard decode
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var tiledDecode = builder.Nodes.AddTypedNode(
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new ComfyNodeBuilder.TiledVAEDecode
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{
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Name = builder.Nodes.GetUniqueName("TiledVAEDecode"),
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Samples = latent,
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Vae = vae,
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TileSize = card.TileSize,
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Overlap = card.Overlap,
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TemporalSize = card.TemporalSize,
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TemporalOverlap = card.TemporalOverlap
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}
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);
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// Update primary connection to the decoded image
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builder.Connections.Primary = tiledDecode.Output;
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});
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}
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}

‎StabilityMatrix.Avalonia/ViewModels/Inference/SamplerCardViewModel.cs‎

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typeof(RescaleCfgModule),
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typeof(PlasmaNoiseModule),
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typeof(NRSModule),
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typeof(TiledVAEModule),
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];
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});
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}

‎StabilityMatrix.Avalonia/ViewModels/Inference/TiledVAECardViewModel.cs‎

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using System.ComponentModel.DataAnnotations;
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using CommunityToolkit.Mvvm.ComponentModel;
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using Injectio.Attributes;
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using StabilityMatrix.Avalonia.Controls;
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using StabilityMatrix.Avalonia.ViewModels.Base;
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using StabilityMatrix.Core.Attributes;
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namespace StabilityMatrix.Avalonia.ViewModels.Inference;
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[View(typeof(TiledVAECard))]
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[ManagedService]
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[RegisterTransient<TiledVAECardViewModel>]
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public partial class TiledVAECardViewModel : LoadableViewModelBase
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{
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public const string ModuleKey = "TiledVAE";
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[ObservableProperty]
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[NotifyDataErrorInfo]
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[Required]
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[Range(64, 4096)]
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private int tileSize = 512;
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[ObservableProperty]
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[NotifyDataErrorInfo]
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[Required]
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[Range(0, 4096)]
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private int overlap = 64;
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[ObservableProperty]
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[NotifyDataErrorInfo]
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[Required]
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[Range(8, 4096)]
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private int temporalSize = 64;
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[ObservableProperty]
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[NotifyDataErrorInfo]
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[Required]
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[Range(4, 4096)]
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private int temporalOverlap = 8;
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}

‎StabilityMatrix.Core/Models/Api/Comfy/Nodes/ComfyNodeBuilder.cs‎

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public required VAENodeConnection Vae { get; init; }
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}
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[TypedNodeOptions(Name = "VAEDecodeTiled")]
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public record TiledVAEDecode : ComfyTypedNodeBase<ImageNodeConnection>
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{
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public required LatentNodeConnection Samples { get; init; }
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public required VAENodeConnection Vae { get; init; }
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[Range(64, 4096)]
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public int TileSize { get; init; } = 512;
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[Range(0, 4096)]
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public int Overlap { get; init; } = 64;
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[Range(8, 4096)]
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public int TemporalSize { get; init; } = 64;
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[Range(4, 4096)]
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public int TemporalOverlap { get; init; } = 8;
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}
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public record KSampler : ComfyTypedNodeBase<LatentNodeConnection>
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{
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public required ModelNodeConnection Model { get; init; }

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