ynks · Oct 27, 2026 · Oct 26, 2026 · Oct 26, 2026 · Oct 26, 2026
diff --git a/.github/workflows/ci-build-windows.yml b/.github/workflows/ci-build-windows.yml
@@ -34,6 +34,7 @@ jobs:
           repository: ${{ github.event.pull_request.head.repo.full_name }}
           ref: ${{ github.head_ref }}
           fetch-depth: 1
+          submodules: true
 
       - name: Setup .NET
         uses: actions/setup-dotnet@v5
@@ -73,6 +74,7 @@ jobs:
           repository: ${{ github.event.pull_request.head.repo.full_name }}
           ref: ${{ github.head_ref }}
           fetch-depth: 1
+          submodules: true
 
       - name: Setup .NET
         uses: actions/setup-dotnet@v5
@@ -116,6 +118,7 @@ jobs:
           repository: ${{ github.event.pull_request.head.repo.full_name }}
           ref: ${{ github.head_ref }}
           fetch-depth: 1
+          submodules: true
 
       - name: Setup .NET
         uses: actions/setup-dotnet@v5

diff --git a/.github/workflows/ci-linux-dev.yml b/.github/workflows/ci-linux-dev.yml
@@ -27,6 +27,7 @@ jobs:
           repository: ${{ github.event.pull_request.head.repo.full_name }}
           ref: ${{ github.head_ref }}
           fetch-depth: 1
+          submodules: true
 
       - name: Install Nix
         uses: cachix/install-nix-action@v31.10.6
@@ -60,6 +61,7 @@ jobs:
           repository: ${{ github.event.pull_request.head.repo.full_name }}
           ref: ${{ github.head_ref }}
           fetch-depth: 1
+          submodules: true
 
       - name: Install Nix
         uses: cachix/install-nix-action@v31.10.6
@@ -89,6 +91,7 @@ jobs:
           repository: ${{ github.event.pull_request.head.repo.full_name }}
           ref: ${{ github.head_ref }}
           fetch-depth: 1
+          submodules: true
 
       - name: Install Nix
         uses: cachix/install-nix-action@v31.10.6

diff --git a/.github/workflows/ci-linux-main.yml b/.github/workflows/ci-linux-main.yml
@@ -47,6 +47,7 @@ jobs:
           repository: ${{ github.event.pull_request.head.repo.full_name }}
           ref: ${{ github.head_ref }}
           fetch-depth: 1
+          submodules: true
 
       - name: Install Nix
         uses: cachix/install-nix-action@v31.10.6
@@ -81,6 +82,7 @@ jobs:
           repository: ${{ github.event.pull_request.head.repo.full_name }}
           ref: ${{ github.head_ref }}
           fetch-depth: 1
+          submodules: true
 
       - name: Install Nix
         uses: cachix/install-nix-action@v31.10.6
@@ -100,29 +102,6 @@ jobs:
           bash ./tools/ci/clang_tidy.sh build
           "
 
-  cargo-log-server:
-    name: Cargo log_server (${{ matrix.build_type }})
-    runs-on: [self-hosted, Linux, X64]
-    strategy:
-      matrix:
-        build_type: [debug, release]
-      fail-fast: false
-    steps:
-      - name: Checkout PR branch
-        uses: actions/checkout@v4
-        with:
-          repository: ${{ github.event.pull_request.head.repo.full_name }}
-          ref: ${{ github.head_ref }}
-          fetch-depth: 1
-
-      - name: Install Nix
-        uses: cachix/install-nix-action@v31.10.6
-
-      - name: Cargo build
-        env:
-          RELEASE_FLAG: ${{ matrix.build_type == 'release' && '--release' || '' }}
-        run: nix develop --command bash -c "rustup toolchain install stable --no-self-update && rustup default stable && cargo build --manifest-path tools/log_server/Cargo.toml $RELEASE_FLAG"
-
   cargo-reflection-generator:
     name: Cargo reflection_generator (${{ matrix.build_type }})
     runs-on: [self-hosted, Linux, X64]
@@ -137,6 +116,7 @@ jobs:
           repository: ${{ github.event.pull_request.head.repo.full_name }}
           ref: ${{ github.head_ref }}
           fetch-depth: 1
+          submodules: true
 
       - name: Install Nix
         uses: cachix/install-nix-action@v31.10.6
@@ -146,29 +126,6 @@ jobs:
           RELEASE_FLAG: ${{ matrix.build_type == 'release' && '--release' || '' }}
         run: nix develop --command bash -c "rustup toolchain install stable --no-self-update && rustup default stable && cargo build --manifest-path tools/reflection_generator/Cargo.toml $RELEASE_FLAG"
 
-  cargo-kenzo:
-    name: Cargo kenzo (${{ matrix.build_type }})
-    runs-on: [self-hosted, Linux, X64]
-    strategy:
-      matrix:
-        build_type: [debug, release]
-      fail-fast: false
-    steps:
-      - name: Checkout PR branch
-        uses: actions/checkout@v4
-        with:
-          repository: ${{ github.event.pull_request.head.repo.full_name }}
-          ref: ${{ github.head_ref }}
-          fetch-depth: 1
-
-      - name: Install Nix
-        uses: cachix/install-nix-action@v31.10.6
-
-      - name: Cargo build
-        env:
-          RELEASE_FLAG: ${{ matrix.build_type == 'release' && '--release' || '' }}
-        run: nix develop --command bash -c "rustup toolchain install stable --no-self-update && rustup default stable && cargo build --manifest-path tools/kenzo/Cargo.toml $RELEASE_FLAG"
-
   dotnet-editor:
     name: Dotnet editor (${{ matrix.build_type }})
     runs-on: [self-hosted, Linux, X64]
@@ -183,6 +140,7 @@ jobs:
           repository: ${{ github.event.pull_request.head.repo.full_name }}
           ref: ${{ github.head_ref }}
           fetch-depth: 1
+          submodules: true
 
       - name: Install Nix
         uses: cachix/install-nix-action@v31.10.6
@@ -204,6 +162,7 @@ jobs:
           repository: ${{ github.event.pull_request.head.repo.full_name }}
           ref: ${{ github.head_ref }}
           fetch-depth: 1
+          submodules: true
 
       - name: Install Nix
         uses: cachix/install-nix-action@v31.10.6

diff --git a/.gitmodules b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "tools/kenzo"]
+	path = tools/kenzo
+	url = https://github.com/ynks/kenzo
diff --git a/docs/logging_system.md b/docs/logging_system.md
@@ -6,8 +6,8 @@
 >
 
 The logging system provides an easy way to write logs and visualize them after the program
-execution has finished. It contains a C++ implementation for producing messages, a Rust
-server for receiving, processing and storing messages, and a Rust TUI for easily reading
+execution has finished. It contains a C++ implementation for producing messages, a C++
+server for receiving, processing and storing messages, and a TUI for easily reading
 and searching for information after reading.
 
 To use this system you can simply just include `<Toast/Log.hpp>` and call any of the toast

diff --git a/editor/Engine/Log.cs b/editor/Engine/Log.cs
@@ -31,6 +31,14 @@ public static void Critical(
 		Dispatch(toast_critical, message, Path.GetFileName(fileName), (uint)lineNumber);
 	}
 
+	public static void InvalidateBacktraceCache() {
+		try {
+			toast_log_invalidate_backtraces();
+		} catch (DllNotFoundException) {
+			// Nothing was resolved without the engine
+		}
+	}
+
 	// Fallback to the console if toast-engine is not loaded
 	private static void Dispatch(
 		Action<string, string, string, uint> sink, string message, string fileName, uint lineNumber) {
@@ -56,4 +64,7 @@ private static void Dispatch(
 
 	[LibraryImport("toast_engine", StringMarshalling = StringMarshalling.Utf8)]
 	private static partial void toast_critical(string sink, string message, string fileName, uint lineNumber);
+
+	[LibraryImport("toast_engine")]
+	private static partial void toast_log_invalidate_backtraces();
 }
diff --git a/editor/Engine/ToastEngine.cs b/editor/Engine/ToastEngine.cs
@@ -326,6 +326,7 @@ public void ReloadGame() {
 			Log.Info($"Reloading game library: {gameDll}");
 			File.Copy(gameDll, newTempPath);
 			newHandle = NativeLibrary.Load(newTempPath);
+			Log.InvalidateBacktraceCache();
 			var newCreate =
 				Marshal.GetDelegateForFunctionPointer<GameCreate>(NativeLibrary.GetExport(newHandle, "game_create"));
 			var newDestroy =
@@ -347,7 +348,10 @@ public void ReloadGame() {
 			toast_begin_application();
 		} catch (Exception ex) {
 			if (!adopted) {
-				if (newHandle != IntPtr.Zero) NativeLibrary.Free(newHandle);
+				if (newHandle != IntPtr.Zero) {
+					NativeLibrary.Free(newHandle);
+					Log.InvalidateBacktraceCache();
+				}
 				TryDeleteGameTemp(newTempPath);
 			}
 
@@ -451,6 +455,7 @@ private string FindGameDll() {
 
 	private void LoadFrom(string dllPath) {
 		m_gameHandle = NativeLibrary.Load(dllPath);
+		Log.InvalidateBacktraceCache();
 		m_gameTempPath = dllPath;
 		m_gameCreate =
 			Marshal.GetDelegateForFunctionPointer<GameCreate>(NativeLibrary.GetExport(m_gameHandle, "game_create"));
@@ -472,6 +477,7 @@ private void ReleaseGameLibraries() {
 		}
 
 		m_retiredGameLibraries.Clear();
+		Log.InvalidateBacktraceCache();
 	}
 
 	private static void TryDeleteGameTemp(string path) {

diff --git a/editor/Logger/LogCsv.cs b/editor/Logger/LogCsv.cs
@@ -12,6 +12,8 @@ namespace editor.Logger;
 
 // Mirrors the CSV format written by the log_server
 internal static class LogCsv {
+	public const string Header = "Timestamp,Severity,Filepath,Line,Sink,Message,Details,Backtrace";
+
 	private static readonly string[] s_severityNames = ["TRACE", "INFO", "WARNING", "ERROR", "CRITICAL"];
 
 	private static readonly SearchValues<char> s_mustQuote = SearchValues.Create(",\"\r\n");
@@ -33,6 +35,10 @@ public static string ToCsvLine(LogEntry entry) {
 		AppendField(sb, entry.Sink);
 		sb.Append(',');
 		AppendField(sb, entry.Message);
+		sb.Append(',');
+		AppendField(sb, entry.Details);
+		sb.Append(',');
+		AppendField(sb, entry.Backtrace);
 		return sb.ToString();
 	}
 

diff --git a/editor/Logger/LogDetailWindow.axaml b/editor/Logger/LogDetailWindow.axaml
@@ -10,7 +10,7 @@
         x:DataType="vm:LogEntry"
         Width="700"
         MinHeight="260"
-        MaxHeight="640"
+        MaxHeight="900"
         SizeToContent="Height"
         CanResize="False"
         CanMaximize="False"
@@ -39,7 +39,8 @@
 			<Border Background="{Binding Severity, Converter={StaticResource SeverityBarColorConverter}}"
 			        Width="6"
 			        Height="28"
-			        CornerRadius="3" />
+			        CornerRadius="3"
+			        VerticalAlignment="Center"/>
 			<TextBlock Text="{Binding SeverityName}"
 			           FontFamily="FiraCode Nerd Font,Consolas,monospace"
 			           FontWeight="Bold"
@@ -61,18 +62,22 @@
 			<TextBlock Grid.Row="0"
 			           Grid.Column="0"
 			           Text="Timestamp"
+			           VerticalAlignment="Center"
 			           Foreground="{StaticResource TextMuted}" />
 			<TextBlock Grid.Row="0"
 			           Grid.Column="1"
 			           Text="{Binding AbsoluteTimestamp}"
+			           VerticalAlignment="Center"
 			           FontFamily="FiraCode Nerd Font,Consolas,monospace" />
 			<TextBlock Grid.Row="1"
 			           Grid.Column="0"
 			           Text="File"
+			           VerticalAlignment="Center"
 			           Foreground="{StaticResource TextMuted}" />
 			<TextBlock Grid.Row="1"
 			           Grid.Column="1"
 			           Text="{Binding FileLine}"
+			           VerticalAlignment="Center"
 			           FontFamily="FiraCode Nerd Font,Consolas,monospace"
 			           TextWrapping="Wrap" />
 		</Grid>
@@ -81,17 +86,56 @@
 		        CornerRadius="8"
 		        Padding="8"
 		        MaxHeight="300">
+				<ScrollViewer VerticalScrollBarVisibility="Auto">
+					<StackPanel>
+						<SelectableTextBlock Text="{Binding Message}"
+						                     TextWrapping="Wrap"
+						                     FontFamily="FiraCode Nerd Font,Consolas,monospace"
+						                     Foreground="{StaticResource Text}" />
+						<Border Background="{StaticResource Bg2}"
+						        Height="3"
+						        Width="150"
+						        CornerRadius="100"
+						        IsVisible="{Binding HasDetails}"
+						        Margin="0, 8, 0, 4"/>
+						<SelectableTextBlock Text="{Binding Details}"
+						                     IsVisible="{Binding HasDetails}"
+						                     TextWrapping="Wrap"
+						                     FontFamily="FiraCode Nerd Font,Consolas,monospace"
+						                     Foreground="{StaticResource TextMuted}" />
+					</StackPanel>
+				</ScrollViewer>
+		</Border>
+
+		<Border Background="{StaticResource Bg1}"
+		        CornerRadius="8"
+		        Padding="8"
+		        MaxHeight="240"
+		        IsVisible="{Binding HasBacktrace}">
 			<ScrollViewer VerticalScrollBarVisibility="Auto">
-				<SelectableTextBlock Text="{Binding Message}"
+				<SelectableTextBlock Text="{Binding Backtrace}"
 				                     TextWrapping="Wrap"
 				                     FontFamily="FiraCode Nerd Font,Consolas,monospace"
 				                     Foreground="{StaticResource Text}" />
 			</ScrollViewer>
 		</Border>
-
-		<Grid ColumnDefinitions="*,Auto,Auto,Auto"
+		<Grid ColumnDefinitions="*,Auto,Auto,Auto,Auto"
 		      ColumnSpacing="8">
 			<Button Grid.Column="1"
+			        Click="OnCopyBacktrace"
+			        IsVisible="{Binding HasBacktrace}"
+			        CornerRadius="6"
+			        Background="{StaticResource Bg4}"
+			        HorizontalContentAlignment="Center">
+				<StackPanel Orientation="Horizontal"
+				            Spacing="4">
+					<LucideIcon Kind="Layers"
+					            Size="16"
+					            StrokeWidth="2.5" />
+					<TextBlock Text="Copy backtrace" />
+				</StackPanel>
+			</Button>
+			<Button Grid.Column="2"
 			        Click="OnCopyMessage"
 			        CornerRadius="6"
 			        Background="{StaticResource Bg4}"
@@ -104,7 +148,7 @@
 					<TextBlock Text="Copy message" />
 				</StackPanel>
 			</Button>
-			<Button Grid.Column="2"
+			<Button Grid.Column="3"
 			        Click="OnCopy"
 			        CornerRadius="6"
 			        Background="{StaticResource Bg4}"
@@ -117,7 +161,7 @@
 					<TextBlock Text="Copy" />
 				</StackPanel>
 			</Button>
-			<Button Grid.Column="3"
+			<Button Grid.Column="4"
 			        Classes="primary"
 			        Click="OnClose"
 			        CornerRadius="6"

diff --git a/editor/Logger/LogDetailWindow.axaml.cs b/editor/Logger/LogDetailWindow.axaml.cs
@@ -30,6 +30,11 @@ private async void OnCopyMessage(object? sender, RoutedEventArgs e) {
 			await clipboard.SetTextAsync(entry.Message);
 	}
 
+	private async void OnCopyBacktrace(object? sender, RoutedEventArgs e) {
+		if (Entry is { } entry && Clipboard is { } clipboard)
+			await clipboard.SetTextAsync(entry.Backtrace);
+	}
+
 	private void OnClose(object? sender, RoutedEventArgs e) {
 		Close();
 	}