feature: Turbo Mode

Adds an elapsed tick multiplier feature which speeds up games which are built upon delta time.
More information: https://web.archive.org/web/20240713135029/https://github.com/Ryujinx/Ryujinx/pull/6456

src/Ryujinx.Common/Configuration/Hid/KeyboardHotkeys.cs

@@ -13,5 +13,7 @@ namespace Ryujinx.Common.Configuration.Hid
         public Key VolumeDown { get; set; }
         public Key CustomVSyncIntervalIncrement { get; set; }
         public Key CustomVSyncIntervalDecrement { get; set; }
+        public Key TurboMode { get; set; }
+        public bool TurboModeWhileHeld { get; set; }
     }
 }

src/Ryujinx.Cpu/ITickSource.cs

@@ -13,6 +13,11 @@ namespace Ryujinx.Cpu
         /// </summary>
         TimeSpan ElapsedTime { get; }
         
+        /// <summary>
+        /// Clock tick scalar, in percent points (100 = 1.0).
+        /// </summary>
+        long TickScalar { get; set; }
+
         /// <summary>
         /// Time elapsed since the counter was created, in seconds.
         /// </summary>

src/Ryujinx.Cpu/TickSource.cs

@@ -15,11 +15,36 @@ namespace Ryujinx.Cpu
         /// <inheritdoc/>
         public ulong Counter => (ulong)(ElapsedSeconds * Frequency);
         
-        /// <inheritdoc/>
+        
-        public TimeSpan ElapsedTime => _tickCounter.Elapsed;
+        public long TickScalar { get; set; }
+
+
+        private static long _acumElapsedTicks;
+
+
+        private static long _lastElapsedTicks;
+
+
+        private long ElapsedTicks
+        {
+            get
+            {
+                long elapsedTicks = _tickCounter.ElapsedTicks;
+                
+                _acumElapsedTicks += (elapsedTicks - _lastElapsedTicks) * TickScalar / 100;
+
+                _lastElapsedTicks = elapsedTicks;
+                
+                return _acumElapsedTicks;
+            }
+        }
 
         /// <inheritdoc/>
-        public double ElapsedSeconds => _tickCounter.ElapsedTicks * _hostTickFreq;
+        
+        public TimeSpan ElapsedTime => Stopwatch.GetElapsedTime(0, ElapsedTicks);
+
+        /// <inheritdoc/>
+        public double ElapsedSeconds => ElapsedTicks * _hostTickFreq;
 
         public TickSource(ulong frequency)
         {

src/Ryujinx.HLE/HLEConfiguration.cs

@@ -103,6 +103,11 @@ namespace Ryujinx.HLE
         /// </summary>
         internal readonly bool EnablePtc;
         
+        /// <summary>
+        /// Control the arbitrary scalar applied to emulated CPU tick timing.
+        /// </summary>
+        public long TickScalar { get; set; }
+
         /// <summary>
         /// Control if the guest application should be told that there is a Internet connection available.
         /// </summary>
@@ -225,6 +230,7 @@ namespace Ryujinx.HLE
                                 string multiplayerLdnPassphrase,
                                 string multiplayerLdnServer,
                                 int customVSyncInterval,
+                                long tickScalar,
                                 EnabledDirtyHack[] dirtyHacks = null)
         {
             VirtualFileSystem = virtualFileSystem;
@@ -257,6 +263,7 @@ namespace Ryujinx.HLE
             MultiplayerDisableP2p = multiplayerDisableP2p;
             MultiplayerLdnPassphrase = multiplayerLdnPassphrase;
             MultiplayerLdnServer = multiplayerLdnServer;
+            TickScalar = tickScalar;
             Hacks = dirtyHacks ?? [];
         }
     }

src/Ryujinx.HLE/HOS/Services/SurfaceFlinger/SurfaceFlinger.cs

@@ -2,6 +2,7 @@ using Ryujinx.Common;
 using Ryujinx.Common.Configuration;
 using Ryujinx.Common.Logging;
 using Ryujinx.Common.PreciseSleep;
+using Ryujinx.Cpu;
 using Ryujinx.Graphics.GAL;
 using Ryujinx.Graphics.Gpu;
 using Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvMap;
@@ -89,7 +90,7 @@ namespace Ryujinx.HLE.HOS.Services.SurfaceFlinger
             }
             else
             {
-                _ticksPerFrame = Stopwatch.Frequency / _device.TargetVSyncInterval;
+                _ticksPerFrame = ((Stopwatch.Frequency / _device.TargetVSyncInterval) * 100) / _device.TickScalar;
                 _targetVSyncInterval = _device.TargetVSyncInterval;
             }
         }

src/Ryujinx.HLE/PerformanceStatistics.cs

@@ -6,6 +6,8 @@ namespace Ryujinx.HLE
 {
     public class PerformanceStatistics
     {
+        private readonly Switch _device;
+        
         private const int FrameTypeGame = 0;
         private const int PercentTypeFifo = 0;
 
@@ -28,8 +30,10 @@ namespace Ryujinx.HLE
 
         private readonly System.Timers.Timer _resetTimer;
 
-        public PerformanceStatistics()
+        public PerformanceStatistics(Switch device)
         {
+            _device = device;
+            
             _frameRate = new double[1];
             _accumulatedFrameTime = new double[1];
             _previousFrameTime = new double[1];
@@ -166,8 +170,11 @@ namespace Ryujinx.HLE
         {
             double frameRate = GetGameFrameRate();
             double frameTime = GetGameFrameTime();
+            string turboSuffix = _device.TurboMode
+                ? $" Turbo ({_device.TickScalar}%)"
+                : string.Empty;
 
-            return $"{frameRate:00.00} FPS ({frameTime:00.00}ms)";
+            return $"{frameRate:00.00} FPS ({frameTime:00.00}ms){turboSuffix}";
         }
         
         public string FormatFifoPercent()

src/Ryujinx.HLE/Switch.cs

@@ -26,18 +26,26 @@ namespace Ryujinx.HLE
         public GpuContext Gpu { get; }
         public VirtualFileSystem FileSystem { get; }
         public HOS.Horizon System { get; }
+
+        public bool TurboMode = false;
+
+        public long TickScalar
+        {
+            get => System?.TickSource?.TickScalar ?? 100;
+            set => System.TickSource.TickScalar = value;
+        }
+        
         public ProcessLoader Processes { get; }
         public PerformanceStatistics Statistics { get; }
         public Hid Hid { get; }
         public TamperMachine TamperMachine { get; }
         public IHostUIHandler UIHandler { get; }
 
-        public int CpuCoresCount = 4; //Switch 1 has 4 cores
+        public int CpuCoresCount = 4; // Switch has a quad-core Tegra X1 SoC
 
         public VSyncMode VSyncMode { get; set; }
         public bool CustomVSyncIntervalEnabled { get; set; }
         public int CustomVSyncInterval { get; set; }
-
         public long TargetVSyncInterval { get; set; } = 60;
 
         public bool IsFrameAvailable => Gpu.Window.IsFrameAvailable;
@@ -64,7 +72,7 @@ namespace Ryujinx.HLE
             Memory            = new MemoryBlock(Configuration.MemoryConfiguration.ToDramSize(), memoryAllocationFlags);
             Gpu               = new GpuContext(Configuration.GpuRenderer, DirtyHacks);
             System            = new HOS.Horizon(this);
-            Statistics        = new PerformanceStatistics();
+            Statistics        = new PerformanceStatistics(this);
             Hid               = new Hid(this, System.HidStorage);
             Processes         = new ProcessLoader(this);
             TamperMachine     = new TamperMachine();
@@ -75,6 +83,7 @@ namespace Ryujinx.HLE
 
             VSyncMode                               = Configuration.VSyncMode;
             CustomVSyncInterval                     = Configuration.CustomVSyncInterval;
+            TickScalar                              = TurboMode ? Configuration.TickScalar : 100;
             System.State.DockedMode                 = Configuration.EnableDockedMode;
             System.PerformanceState.PerformanceMode = System.State.DockedMode ? PerformanceMode.Boost : PerformanceMode.Default;
             System.EnablePtc                        = Configuration.EnablePtc;
@@ -122,6 +131,12 @@ namespace Ryujinx.HLE
             }
         }
 
+        public void ToggleTurbo()
+        {
+            TurboMode = !TurboMode;
+            TickScalar = TurboMode ? Configuration.TickScalar : 100;
+        }
+
         public bool LoadCart(string exeFsDir, string romFsFile = null) => Processes.LoadUnpackedNca(exeFsDir, romFsFile);
         public bool LoadXci(string xciFile, ulong applicationId = 0) => Processes.LoadXci(xciFile, applicationId);
         public bool LoadNca(string ncaFile, BlitStruct<ApplicationControlProperty>? customNacpData = null) => Processes.LoadNca(ncaFile, customNacpData);

src/Ryujinx/AppHost.cs

@@ -947,7 +947,8 @@ namespace Ryujinx.Ava
                 ConfigurationState.Instance.Multiplayer.DisableP2p,
                 ConfigurationState.Instance.Multiplayer.LdnPassphrase,
                 ConfigurationState.Instance.Multiplayer.GetLdnServer(),
-                ConfigurationState.Instance.Graphics.CustomVSyncInterval.Value,
+                ConfigurationState.Instance.Graphics.CustomVSyncInterval,
+                ConfigurationState.Instance.System.TickScalar,
                 ConfigurationState.Instance.Hacks.ShowDirtyHacks ? ConfigurationState.Instance.Hacks.EnabledHacks : null));
         }
 
@@ -1249,6 +1250,12 @@ namespace Ryujinx.Ava
 
                 if (currentHotkeyState != _prevHotkeyState)
                 {
+                    if (ConfigurationState.Instance.Hid.Hotkeys.Value.TurboModeWhileHeld &&
+                        _keyboardInterface.IsPressed((Key)ConfigurationState.Instance.Hid.Hotkeys.Value.TurboMode) != Device.TurboMode)
+                    {
+                        Device.ToggleTurbo();
+                    }
+                    
                     switch (currentHotkeyState)
                     {
                         case KeyboardHotkeyState.ToggleVSyncMode:
@@ -1262,6 +1269,12 @@ namespace Ryujinx.Ava
                             Device.IncrementCustomVSyncInterval();
                             _viewModel.CustomVSyncInterval += 1;
                             break;
+                        case KeyboardHotkeyState.TurboMode:
+                            if (!ConfigurationState.Instance.Hid.Hotkeys.Value.TurboModeWhileHeld)
+                            {
+                                Device.ToggleTurbo();
+                            }
+                            break;
                         case KeyboardHotkeyState.Screenshot:
                             ScreenshotRequested = true;
                             break;
@@ -1391,6 +1404,10 @@ namespace Ryujinx.Ava
             {
                 state = KeyboardHotkeyState.CustomVSyncIntervalDecrement;
             }
+            else if (_keyboardInterface.IsPressed((Key)ConfigurationState.Instance.Hid.Hotkeys.Value.TurboMode))
+            {
+                state = KeyboardHotkeyState.TurboMode;
+            }
 
             return state;
         }

src/Ryujinx/Assets/locales.json

@@ -4897,6 +4897,81 @@
         "zh_TW": "低功耗 PPTC"
       }
     },
+    {
+      "ID": "SettingsTabSystemTurboMultiplierValue",
+      "Translations": {
+        "ar_SA": "",
+        "de_DE": "",
+        "el_GR": "",
+        "en_US": "Turbo multiplier:",
+        "es_ES": "",
+        "fr_FR": "",
+        "he_IL": "",
+        "it_IT": "",
+        "ja_JP": "",
+        "ko_KR": "",
+        "no_NO": "",
+        "pl_PL": "",
+        "pt_BR": "",
+        "ru_RU": "",
+        "sv_SE": "",
+        "th_TH": "",
+        "tr_TR": "",
+        "uk_UA": "",
+        "zh_CN": "",
+        "zh_TW": ""
+      }
+    },
+    {
+      "ID": "SettingsTabSystemTurboMultiplierSliderToolTip",
+      "Translations": {
+        "ar_SA": "",
+        "de_DE": "",
+        "el_GR": "",
+        "en_US": "The Turbo mode multiplier target value.\n\nLeave at 100 if unsure.",
+        "es_ES": "",
+        "fr_FR": "",
+        "he_IL": "",
+        "it_IT": "",
+        "ja_JP": "",
+        "ko_KR": "",
+        "no_NO": "",
+        "pl_PL": "",
+        "pt_BR": "",
+        "ru_RU": "",
+        "sv_SE": "",
+        "th_TH": "",
+        "tr_TR": "",
+        "uk_UA": "",
+        "zh_CN": "",
+        "zh_TW": ""
+      }
+    },
+    {
+      "ID": "SettingsTabSystemTurboMultiplierValueToolTip",
+      "Translations": {
+        "ar_SA": "",
+        "de_DE": "",
+        "el_GR": "",
+        "en_US": "The Turbo mode multiplier, as a percentage of the normal Switch clock speed.\n\nLeave at 100 if unsure.",
+        "es_ES": "",
+        "fr_FR": "",
+        "he_IL": "",
+        "it_IT": "",
+        "ja_JP": "",
+        "ko_KR": "",
+        "no_NO": "",
+        "pl_PL": "",
+        "pt_BR": "",
+        "ru_RU": "",
+        "sv_SE": "",
+        "th_TH": "",
+        "tr_TR": "",
+        "uk_UA": "",
+        "zh_CN": "",
+        "zh_TW": ""
+      }
+    },
     {
       "ID": "SettingsTabSystemEnableFsIntegrityChecks",
       "Translations": {
@@ -5097,6 +5172,31 @@
         "zh_TW": "可能導致模擬器不穩定"
       }
     },
+    {
+      "ID": "SettingsTabCpuHacksNote",
+      "Translations": {
+        "ar_SA": "",
+        "de_DE": "",
+        "el_GR": "",
+        "en_US": "Can and will cause crashing, slow/too fast games, etc. Use with caution.",
+        "es_ES": "",
+        "fr_FR": "",
+        "he_IL": "",
+        "it_IT": "",
+        "ja_JP": "",
+        "ko_KR": "",
+        "no_NO": "",
+        "pl_PL": "",
+        "pt_BR": "",
+        "ru_RU": "",
+        "sv_SE": "",
+        "th_TH": "",
+        "tr_TR": "",
+        "uk_UA": "",
+        "zh_CN": "",
+        "zh_TW": ""
+      }
+    },
     {
       "ID": "SettingsTabSystemDramSize",
       "Translations": {
@@ -23797,6 +23897,56 @@
         "zh_TW": "降低自訂的重新整理頻率"
       }
     },
+    {
+      "ID": "SettingsTabHotkeysTurboMode",
+      "Translations": {
+        "ar_SA": "",
+        "de_DE": "",
+        "el_GR": "",
+        "en_US": "Turbo mode:",
+        "es_ES": "",
+        "fr_FR": "",
+        "he_IL": "",
+        "it_IT": "",
+        "ja_JP": "",
+        "ko_KR": "",
+        "no_NO": "",
+        "pl_PL": "",
+        "pt_BR": "",
+        "ru_RU": "",
+        "sv_SE": "",
+        "th_TH": "",
+        "tr_TR": "",
+        "uk_UA": "",
+        "zh_CN": "",
+        "zh_TW": ""
+      }
+    },
+    {
+      "ID": "SettingsTabHotkeysOnlyWhilePressed",
+      "Translations": {
+        "ar_SA": "",
+        "de_DE": "",
+        "el_GR": "",
+        "en_US": "Only while pressed",
+        "es_ES": "",
+        "fr_FR": "",
+        "he_IL": "",
+        "it_IT": "",
+        "ja_JP": "",
+        "ko_KR": "",
+        "no_NO": "",
+        "pl_PL": "",
+        "pt_BR": "",
+        "ru_RU": "",
+        "sv_SE": "",
+        "th_TH": "",
+        "tr_TR": "",
+        "uk_UA": "",
+        "zh_CN": "",
+        "zh_TW": ""
+      }
+    },
     {
       "ID": "CompatibilityListLastUpdated",
       "Translations": {

src/Ryujinx/Common/KeyboardHotkeyState.cs

@@ -14,5 +14,6 @@ namespace Ryujinx.Ava.Common
         VolumeDown,
         CustomVSyncIntervalIncrement,
         CustomVSyncIntervalDecrement,
+        TurboMode,
     }
 }

src/Ryujinx/Headless/HeadlessRyujinx.Init.cs

@@ -352,7 +352,8 @@ namespace Ryujinx.Headless
                 false,
                 string.Empty,
                 string.Empty,
-                options.CustomVSyncInterval);
+                options.CustomVSyncInterval,
+                100);
 
             return new Switch(configuration);
         }

src/Ryujinx/UI/Models/Input/HotkeyConfig.cs

@@ -28,6 +28,10 @@ namespace Ryujinx.Ava.UI.Models.Input
 
         [ObservableProperty] private Key _customVSyncIntervalDecrement;
 
+        [ObservableProperty] private Key _turboMode;
+
+        [ObservableProperty] private bool _turboModeWhileHeld;
+
         public HotkeyConfig(KeyboardHotkeys config)
         {
             if (config == null)
@@ -44,6 +48,8 @@ namespace Ryujinx.Ava.UI.Models.Input
             VolumeDown = config.VolumeDown;
             CustomVSyncIntervalIncrement = config.CustomVSyncIntervalIncrement;
             CustomVSyncIntervalDecrement = config.CustomVSyncIntervalDecrement;
+            TurboMode = config.TurboMode;
+            TurboModeWhileHeld = config.TurboModeWhileHeld;
         }
 
         public KeyboardHotkeys GetConfig() =>
@@ -60,6 +66,8 @@ namespace Ryujinx.Ava.UI.Models.Input
                 VolumeDown = VolumeDown,
                 CustomVSyncIntervalIncrement = CustomVSyncIntervalIncrement,
                 CustomVSyncIntervalDecrement = CustomVSyncIntervalDecrement,
+                TurboMode = TurboMode,
+                TurboModeWhileHeld = TurboModeWhileHeld
             };
     }
 }

src/Ryujinx/UI/ViewModels/SettingsViewModel.cs

@@ -60,6 +60,7 @@ namespace Ryujinx.Ava.UI.ViewModels
         private bool _enableCustomVSyncInterval;
         private int _customVSyncIntervalPercentageProxy;
         private VSyncMode _vSyncMode;
+        private long _turboModeMultiplier;
 
         public event Action CloseWindow;
         public event Action SaveSettingsEvent;
@@ -207,6 +208,25 @@ namespace Ryujinx.Ava.UI.ViewModels
         }
         public bool EnablePptc { get; set; }
         public bool EnableLowPowerPptc { get; set; }
+        
+        
+        public long TurboMultiplier
+        {
+            get => _turboModeMultiplier;
+            set
+            {
+                if (_turboModeMultiplier != value)
+                {
+                    _turboModeMultiplier = value;
+                    
+                    OnPropertyChanged();
+                    OnPropertyChanged((nameof(TurboMultiplierPercentageText)));
+                }
+            }
+        }
+        
+        public string TurboMultiplierPercentageText => $"{TurboMultiplier}%";
+
         public bool EnableInternetAccess { get; set; }
         public bool EnableFsIntegrityChecks { get; set; }
         public bool IgnoreMissingServices { get; set; }
@@ -594,6 +614,7 @@ namespace Ryujinx.Ava.UI.ViewModels
             EnableLowPowerPptc = config.System.EnableLowPowerPtc;
             MemoryMode = (int)config.System.MemoryManagerMode.Value;
             UseHypervisor = config.System.UseHypervisor;
+            TurboMultiplier = config.System.TickScalar;
 
             // Graphics
             GraphicsBackendIndex = (int)config.Graphics.GraphicsBackend.Value;
@@ -697,6 +718,7 @@ namespace Ryujinx.Ava.UI.ViewModels
             config.System.EnableLowPowerPtc.Value = EnableLowPowerPptc;
             config.System.MemoryManagerMode.Value = (MemoryManagerMode)MemoryMode;
             config.System.UseHypervisor.Value = UseHypervisor;
+            config.System.TickScalar.Value = TurboMultiplier;
 
             // Graphics
             config.Graphics.VSyncMode.Value = VSyncMode;

src/Ryujinx/UI/Views/Settings/SettingsCPUView.axaml

@@ -7,6 +7,7 @@
     xmlns:ext="clr-namespace:Ryujinx.Ava.Common.Markup"
     xmlns:viewModels="clr-namespace:Ryujinx.Ava.UI.ViewModels"
     xmlns:helper="clr-namespace:Ryujinx.Common.Helper;assembly=Ryujinx.Common"
+    xmlns:ui="clr-namespace:FluentAvalonia.UI.Controls;assembly=FluentAvalonia"
     mc:Ignorable="d"
     x:DataType="viewModels:SettingsViewModel">
     <Design.DataContext>
@@ -76,6 +77,56 @@
                                    ToolTip.Tip="{ext:Locale UseHypervisorTooltip}" />
                     </CheckBox>
                 </StackPanel>
+                <Separator Height="1" />
+                <StackPanel
+                    Orientation="Vertical"
+                    Spacing="5">
+                    <TextBlock
+                        Classes="h1"
+                        Text="{ext:Locale SettingsTabSystemHacks}" />
+                    <TextBlock
+                        Foreground="{DynamicResource SecondaryTextColor}"
+                        TextDecorations="Underline"
+                        Text="{ext:Locale SettingsTabCpuHacksNote}" />
+                </StackPanel>
+                <StackPanel
+                    Margin="10,0,0,0"
+                    HorizontalAlignment="Stretch"
+                    Orientation="Vertical">
+                    <StackPanel Margin="0,0,0,10"
+                                Orientation="Horizontal">
+                        <TextBlock
+                            VerticalAlignment="Center"
+                            Text="{ext:Locale SettingsTabSystemTurboMultiplierValue}"
+                            ToolTip.Tip="{ext:Locale SettingsTabSystemTurboMultiplierValueToolTip}"
+                            Width="250" />
+                        <ui:NumberBox ToolTip.Tip="{ext:Locale SettingsTabSystemTurboMultiplierValueToolTip}"
+                                      Value="{Binding TurboMultiplier}"
+                                      Width="165"
+                                      SmallChange="1.0"
+                                      LargeChange="10"
+                                      SimpleNumberFormat="F0"
+                                      SpinButtonPlacementMode="Hidden"
+                                      Minimum="50"
+                                      Maximum="500" />
+                        <Slider Value="{Binding TurboMultiplier}"
+                                ToolTip.Tip="{ext:Locale SettingsTabSystemTurboMultiplierSliderToolTip}"
+                                MinWidth="175"
+                                Margin="10,-3,0,0"
+                                Height="32"
+                                Padding="0,-5"
+                                TickFrequency="1"
+                                IsSnapToTickEnabled="True"
+                                LargeChange="10"
+                                SmallChange="1"
+                                VerticalAlignment="Center"
+                                Minimum="50"
+                                Maximum="500" />
+                        <TextBlock Margin="5,0"
+                                   Width="40"
+                                   Text="{Binding TurboMultiplierPercentageText}"/>
+                    </StackPanel>
+                </StackPanel>
             </StackPanel>
         </Border>
     </ScrollViewer>

src/Ryujinx/UI/Views/Settings/SettingsHotkeysView.axaml

@@ -19,7 +19,7 @@
             <Setter Property="Margin" Value="10, 0, 0, 0" />
             <Setter Property="Orientation" Value="Horizontal" />
         </Style>
-        <Style Selector="StackPanel > StackPanel > TextBlock">
+        <Style Selector="StackPanel > StackPanel > TextBlock.settingHeader">
             <Setter Property="VerticalAlignment" Value="Center" />
             <Setter Property="Width" Value="230" />
         </Style>
@@ -47,71 +47,79 @@
                     Classes="h1"
                     Text="{ext:Locale SettingsTabHotkeysHotkeys}" />
                 <StackPanel>
-                    <TextBlock Text="{ext:Locale SettingsTabHotkeysToggleVSyncModeHotkey}" />
+                    <TextBlock Text="{ext:Locale SettingsTabHotkeysToggleVSyncModeHotkey}" Classes="settingHeader" />
                     <ToggleButton Name="ToggleVSyncMode">
                         <TextBlock Text="{Binding KeyboardHotkey.ToggleVSyncMode, Converter={x:Static helpers:KeyValueConverter.Instance}}" />
                     </ToggleButton>
                 </StackPanel>
                 <StackPanel>
-                    <TextBlock Text="{ext:Locale SettingsTabHotkeysScreenshotHotkey}" />
+                    <TextBlock Text="{ext:Locale SettingsTabHotkeysScreenshotHotkey}" Classes="settingHeader" />
                     <ToggleButton Name="Screenshot">
                         <TextBlock Text="{Binding KeyboardHotkey.Screenshot, Converter={x:Static helpers:KeyValueConverter.Instance}}" />
                     </ToggleButton>
                 </StackPanel>
                 <StackPanel>
-                    <TextBlock Text="{ext:Locale SettingsTabHotkeysShowUiHotkey}" />
+                    <TextBlock Text="{ext:Locale SettingsTabHotkeysShowUiHotkey}" Classes="settingHeader" />
                     <ToggleButton Name="ShowUI">
                         <TextBlock Text="{Binding KeyboardHotkey.ShowUI, Converter={x:Static helpers:KeyValueConverter.Instance}}" />
                     </ToggleButton>
                 </StackPanel>
                 <StackPanel>
-                    <TextBlock Text="{ext:Locale SettingsTabHotkeysPauseHotkey}" />
+                    <TextBlock Text="{ext:Locale SettingsTabHotkeysPauseHotkey}" Classes="settingHeader" />
                     <ToggleButton Name="Pause">
                         <TextBlock Text="{Binding KeyboardHotkey.Pause, Converter={x:Static helpers:KeyValueConverter.Instance}}" />
                     </ToggleButton>
                 </StackPanel>
                 <StackPanel>
-                    <TextBlock Text="{ext:Locale SettingsTabHotkeysToggleMuteHotkey}" />
+                    <TextBlock Text="{ext:Locale SettingsTabHotkeysToggleMuteHotkey}" Classes="settingHeader" />
                     <ToggleButton Name="ToggleMute">
                         <TextBlock Text="{Binding KeyboardHotkey.ToggleMute, Converter={x:Static helpers:KeyValueConverter.Instance}}" />
                     </ToggleButton>
                 </StackPanel>
                 <StackPanel>
-                    <TextBlock Text="{ext:Locale SettingsTabHotkeysResScaleUpHotkey}" />
+                    <TextBlock Text="{ext:Locale SettingsTabHotkeysResScaleUpHotkey}" Classes="settingHeader" />
                     <ToggleButton Name="ResScaleUp">
                         <TextBlock Text="{Binding KeyboardHotkey.ResScaleUp, Converter={x:Static helpers:KeyValueConverter.Instance}}" />
                     </ToggleButton>
                 </StackPanel>
                 <StackPanel>
-                    <TextBlock Text="{ext:Locale SettingsTabHotkeysResScaleDownHotkey}" />
+                    <TextBlock Text="{ext:Locale SettingsTabHotkeysResScaleDownHotkey}" Classes="settingHeader" />
                     <ToggleButton Name="ResScaleDown">
                         <TextBlock Text="{Binding KeyboardHotkey.ResScaleDown, Converter={x:Static helpers:KeyValueConverter.Instance}}" />
                     </ToggleButton>
                 </StackPanel>
                 <StackPanel>
-                    <TextBlock Text="{ext:Locale SettingsTabHotkeysVolumeUpHotkey}" />
+                    <TextBlock Text="{ext:Locale SettingsTabHotkeysVolumeUpHotkey}" Classes="settingHeader" />
                     <ToggleButton Name="VolumeUp">
                         <TextBlock Text="{Binding KeyboardHotkey.VolumeUp, Converter={x:Static helpers:KeyValueConverter.Instance}}" />
                     </ToggleButton>
                 </StackPanel>
                 <StackPanel>
-                    <TextBlock Text="{ext:Locale SettingsTabHotkeysVolumeDownHotkey}" />
+                    <TextBlock Text="{ext:Locale SettingsTabHotkeysVolumeDownHotkey}" Classes="settingHeader" />
                     <ToggleButton Name="VolumeDown">
                         <TextBlock Text="{Binding KeyboardHotkey.VolumeDown, Converter={x:Static helpers:KeyValueConverter.Instance}}" />
                     </ToggleButton>
                 </StackPanel>
                 <StackPanel Margin="10,0,0,0" Orientation="Horizontal">
-                    <TextBlock Text="{ext:Locale SettingsTabHotkeysIncrementCustomVSyncIntervalHotkey}" />
+                    <TextBlock Text="{ext:Locale SettingsTabHotkeysIncrementCustomVSyncIntervalHotkey}" Classes="settingHeader" />
                     <ToggleButton Name="CustomVSyncIntervalIncrement">
                         <TextBlock Text="{Binding KeyboardHotkey.CustomVSyncIntervalIncrement, Converter={x:Static helpers:KeyValueConverter.Instance}}" />
                     </ToggleButton>
                 </StackPanel>
                 <StackPanel Margin="10,0,0,0" Orientation="Horizontal">
-                    <TextBlock Text="{ext:Locale SettingsTabHotkeysDecrementCustomVSyncIntervalHotkey}" />
+                    <TextBlock Text="{ext:Locale SettingsTabHotkeysDecrementCustomVSyncIntervalHotkey}" Classes="settingHeader" />
                     <ToggleButton Name="CustomVSyncIntervalDecrement">
                         <TextBlock Text="{Binding KeyboardHotkey.CustomVSyncIntervalDecrement, Converter={x:Static helpers:KeyValueConverter.Instance}}" />
                     </ToggleButton>
                 </StackPanel>
+                <StackPanel Orientation="Horizontal">
+                    <TextBlock Text="{ext:Locale SettingsTabHotkeysTurboMode}" Classes="settingHeader" />
+                    <ToggleButton Name="TurboMode">
+                        <TextBlock Text="{Binding KeyboardHotkey.TurboMode, Converter={x:Static helpers:KeyValueConverter.Instance}}" />
+                    </ToggleButton>
+                    <TextBlock Text="{ext:Locale SettingsTabHotkeysOnlyWhilePressed}" Margin="10,0" />
+                    <CheckBox IsChecked="{Binding KeyboardHotkey.TurboModeWhileHeld}" />
+                </StackPanel>
             </StackPanel>
         </Border>
    </ScrollViewer>

src/Ryujinx/UI/Views/Settings/SettingsHotkeysView.axaml.cs

@@ -116,6 +116,9 @@ namespace Ryujinx.Ava.UI.Views.Settings
                                     case "CustomVSyncIntervalDecrement":
                                         viewModel.KeyboardHotkey.CustomVSyncIntervalDecrement = buttonValue.AsHidType<Key>();
                                         break;
+                                    case "TurboMode":
+                                        viewModel.KeyboardHotkey.TurboMode = buttonValue.AsHidType<Key>();
+                                        break;
                                 }
                             }
                         };

src/Ryujinx/Utilities/Configuration/ConfigurationFileFormat.cs

@@ -15,7 +15,7 @@ namespace Ryujinx.Ava.Utilities.Configuration
         /// <summary>
         /// The current version of the file format
         /// </summary>
-        public const int CurrentVersion = 67;
+        public const int CurrentVersion = 68;
 
         /// <summary>
         /// Version of the configuration file format
@@ -259,6 +259,11 @@ namespace Ryujinx.Ava.Utilities.Configuration
         /// </summary>
         public bool EnableLowPowerPtc { get; set; }
         
+        /// <summary>
+        /// Clock tick scalar, in percent points (100 = 1.0).
+        /// </summary>
+        public long TickScalar { get; set; }
+
         /// <summary>
         /// Enables or disables guest Internet access
         /// </summary>

src/Ryujinx/Utilities/Configuration/ConfigurationState.Migration.cs

@@ -94,6 +94,7 @@ namespace Ryujinx.Ava.Utilities.Configuration
             System.EnableDockedMode.Value = cff.DockedMode;
             System.EnablePtc.Value = cff.EnablePtc;
             System.EnableLowPowerPtc.Value = cff.EnableLowPowerPtc;
+            System.TickScalar.Value = cff.TickScalar;
             System.EnableInternetAccess.Value = cff.EnableInternetAccess;
             System.EnableFsIntegrityChecks.Value = cff.EnableFsIntegrityChecks;
             System.FsGlobalAccessLogMode.Value = cff.FsGlobalAccessLogMode;
@@ -441,7 +442,27 @@ namespace Ryujinx.Ava.Utilities.Configuration
                 (64, static cff => cff.LoggingEnableAvalonia = false),
                 (65, static cff => cff.UpdateCheckerType = cff.CheckUpdatesOnStart ? UpdaterType.PromptAtStartup : UpdaterType.Off),
                 (66, static cff => cff.DisableInputWhenOutOfFocus = false),
-                (67, static cff => cff.FocusLostActionType = cff.DisableInputWhenOutOfFocus ? FocusLostType.BlockInput : FocusLostType.DoNothing)
+                (67, static cff => cff.FocusLostActionType = cff.DisableInputWhenOutOfFocus ? FocusLostType.BlockInput : FocusLostType.DoNothing),
+                (68, static cff =>
+                {
+                    cff.TickScalar = 200;
+                    cff.Hotkeys = new KeyboardHotkeys
+                    {
+                        ToggleVSyncMode = cff.Hotkeys.ToggleVSyncMode,
+                        Screenshot = cff.Hotkeys.Screenshot,
+                        ShowUI = cff.Hotkeys.ShowUI,
+                        Pause = cff.Hotkeys.Pause,
+                        ToggleMute = cff.Hotkeys.ToggleMute,
+                        ResScaleUp = cff.Hotkeys.ResScaleUp,
+                        ResScaleDown = cff.Hotkeys.ResScaleDown,
+                        VolumeUp = cff.Hotkeys.VolumeUp,
+                        VolumeDown = cff.Hotkeys.VolumeDown,
+                        CustomVSyncIntervalIncrement = cff.Hotkeys.CustomVSyncIntervalIncrement,
+                        CustomVSyncIntervalDecrement = cff.Hotkeys.CustomVSyncIntervalDecrement,
+                        TurboMode = Key.Unbound,
+                        TurboModeWhileHeld = false
+                    };
+                })
             );
     }
 }

src/Ryujinx/Utilities/Configuration/ConfigurationState.Model.cs

@@ -336,6 +336,11 @@ namespace Ryujinx.Ava.Utilities.Configuration
             /// </summary>
             public ReactiveObject<bool> EnablePtc { get; private set; }
             
+            /// <summary>
+            /// Clock tick scalar, in percent points (100 = 1.0).
+            /// </summary>
+            public ReactiveObject<long> TickScalar { get; set; }
+
             /// <summary>
             /// Enables or disables low-power persistent profiled translation cache loading
             /// </summary>
@@ -411,6 +416,15 @@ namespace Ryujinx.Ava.Utilities.Configuration
                 EnableLowPowerPtc.LogChangesToValue(nameof(EnableLowPowerPtc));
                 EnableLowPowerPtc.Event += (_, evnt) 
                     => Optimizations.LowPower = evnt.NewValue;
+                TickScalar = new ReactiveObject<long>();
+                TickScalar.LogChangesToValue(nameof(TickScalar));
+                TickScalar.Event += (_, evnt) =>
+                {
+                    if (Switch.Shared is null)
+                        return;
+
+                    Switch.Shared.Configuration.TickScalar = evnt.NewValue;
+                };
                 EnableInternetAccess = new ReactiveObject<bool>();
                 EnableInternetAccess.LogChangesToValue(nameof(EnableInternetAccess));
                 EnableFsIntegrityChecks = new ReactiveObject<bool>();

src/Ryujinx/Utilities/Configuration/ConfigurationState.cs

@@ -73,6 +73,7 @@ namespace Ryujinx.Ava.Utilities.Configuration
                 EnableColorSpacePassthrough = Graphics.EnableColorSpacePassthrough,
                 EnablePtc = System.EnablePtc,
                 EnableLowPowerPtc = System.EnableLowPowerPtc,
+                TickScalar = System.TickScalar,
                 EnableInternetAccess = System.EnableInternetAccess,
                 EnableFsIntegrityChecks = System.EnableFsIntegrityChecks,
                 FsGlobalAccessLogMode = System.FsGlobalAccessLogMode,
@@ -261,6 +262,10 @@ namespace Ryujinx.Ava.Utilities.Configuration
                 ResScaleDown = Key.Unbound,
                 VolumeUp = Key.Unbound,
                 VolumeDown = Key.Unbound,
+                CustomVSyncIntervalIncrement = Key.Unbound,
+                CustomVSyncIntervalDecrement = Key.Unbound,
+                TurboMode = Key.Unbound,
+                TurboModeWhileHeld = false
             };
             Hid.RainbowSpeed.Value = 1f;
             Hid.InputConfig.Value =
@@ -327,5 +332,5 @@ namespace Ryujinx.Ava.Utilities.Configuration
 
             return GraphicsBackend.OpenGl;
         }
-            }
+    }
-        }
+}