misc: Small code improvements.

README.md

@@ -31,7 +31,7 @@
             alt="">
     </a>
     <a href="https://discord.gg/dHPrkBkkyA">
-        <img src="https://img.shields.io/discord/410208534861447168?color=5865F2&label=Ryujinx&logo=discord&logoColor=white"
+        <img src="https://img.shields.io/discord/1294443224030511104?color=5865F2&label=Ryujinx&logo=discord&logoColor=white"
             alt="Discord">
     </a>
     <br>

src/Ryujinx.Common/Collections/IntervalTree.cs

@@ -492,7 +492,7 @@ namespace Ryujinx.Common.Collections
             Start = start;
             End = end;
             Max = end;
-            Values = new List<RangeNode<TKey, TValue>> { new RangeNode<TKey, TValue>(start, end, value) };
+            Values = [ new RangeNode<TKey, TValue>(start, end, value) ];
             Parent = parent;
         }
     }

src/Ryujinx.Headless.SDL2/HeadlessDynamicTextInputHandler.cs

@@ -17,10 +17,7 @@ namespace Ryujinx.Headless.SDL2
 
         public bool TextProcessingEnabled
         {
-            get
+            get => Volatile.Read(ref _canProcessInput);
-            {
-                return Volatile.Read(ref _canProcessInput);
-            }
             
             set
             {

src/Ryujinx.Input.SDL2/SDL2Gamepad.cs

@@ -12,7 +12,10 @@ namespace Ryujinx.Input.SDL2
     {
         private bool HasConfiguration => _configuration != null;
 
-        private record struct ButtonMappingEntry(GamepadButtonInputId To, GamepadButtonInputId From);
+        private readonly record struct ButtonMappingEntry(GamepadButtonInputId To, GamepadButtonInputId From)
+        {
+            public bool IsValid => To is not GamepadButtonInputId.Unbound && From is not GamepadButtonInputId.Unbound;
+        }
 
         private StandardControllerInputConfig _configuration;
 
@@ -144,18 +147,16 @@ namespace Ryujinx.Input.SDL2
 
         public void Rumble(float lowFrequency, float highFrequency, uint durationMs)
         {
-            if (Features.HasFlag(GamepadFeaturesFlag.Rumble))
+            if (!Features.HasFlag(GamepadFeaturesFlag.Rumble)) return;
-            {
+
             ushort lowFrequencyRaw = (ushort)(lowFrequency * ushort.MaxValue);
             ushort highFrequencyRaw = (ushort)(highFrequency * ushort.MaxValue);
 
             if (durationMs == uint.MaxValue)
             {
                 if (SDL_GameControllerRumble(_gamepadHandle, lowFrequencyRaw, highFrequencyRaw, SDL_HAPTIC_INFINITY) != 0)
-                    {
                     Logger.Error?.Print(LogClass.Hid, "Rumble is not supported on this game controller.");
             }
-                }
             else if (durationMs > SDL_HAPTIC_INFINITY)
             {
                 Logger.Error?.Print(LogClass.Hid, $"Unsupported rumble duration {durationMs}");
@@ -163,28 +164,22 @@ namespace Ryujinx.Input.SDL2
             else
             {
                 if (SDL_GameControllerRumble(_gamepadHandle, lowFrequencyRaw, highFrequencyRaw, durationMs) != 0)
-                    {
                     Logger.Error?.Print(LogClass.Hid, "Rumble is not supported on this game controller.");
             }
         }
-            }
-        }
 
         public Vector3 GetMotionData(MotionInputId inputId)
         {
-            SDL_SensorType sensorType = SDL_SensorType.SDL_SENSOR_INVALID;
+            SDL_SensorType sensorType = inputId switch
+            {
+                MotionInputId.Accelerometer => SDL_SensorType.SDL_SENSOR_ACCEL,
+                MotionInputId.Gyroscope => SDL_SensorType.SDL_SENSOR_GYRO,
+                _ => SDL_SensorType.SDL_SENSOR_INVALID
+            };
 
-            if (inputId == MotionInputId.Accelerometer)
+            if (!Features.HasFlag(GamepadFeaturesFlag.Motion) || sensorType is SDL_SensorType.SDL_SENSOR_INVALID)
-            {
+                return Vector3.Zero;
-                sensorType = SDL_SensorType.SDL_SENSOR_ACCEL;
-            }
-            else if (inputId == MotionInputId.Gyroscope)
-            {
-                sensorType = SDL_SensorType.SDL_SENSOR_GYRO;
-            }
 
-            if (Features.HasFlag(GamepadFeaturesFlag.Motion) && sensorType != SDL_SensorType.SDL_SENSOR_INVALID)
-            {
             const int ElementCount = 3;
 
             unsafe
@@ -193,37 +188,23 @@ namespace Ryujinx.Input.SDL2
 
                 int result = SDL_GameControllerGetSensorData(_gamepadHandle, sensorType, (IntPtr)values, ElementCount);
 
-                    if (result == 0)
+                if (result != 0)
-                    {
+                    return Vector3.Zero;
+
                 Vector3 value = new(values[0], values[1], values[2]);
 
-                        if (inputId == MotionInputId.Gyroscope)
+                return inputId switch
                 {
-                            return RadToDegree(value);
+                    MotionInputId.Gyroscope => RadToDegree(value),
-                        }
+                    MotionInputId.Accelerometer => GsToMs2(value),
-
+                    _ => value
-                        if (inputId == MotionInputId.Accelerometer)
+                };
-                        {
-                            return GsToMs2(value);
-                        }
-
-                        return value;
-                    }
             }
         }
 
-            return Vector3.Zero;
+        private static Vector3 RadToDegree(Vector3 rad) => rad * (180 / MathF.PI);
-        }
 
-        private static Vector3 RadToDegree(Vector3 rad)
+        private static Vector3 GsToMs2(Vector3 gs) => gs / SDL_STANDARD_GRAVITY;
-        {
-            return rad * (180 / MathF.PI);
-        }
-
-        private static Vector3 GsToMs2(Vector3 gs)
-        {
-            return gs / SDL_STANDARD_GRAVITY;
-        }
 
         public void SetConfiguration(InputConfig configuration)
         {
@@ -278,16 +259,13 @@ namespace Ryujinx.Input.SDL2
             lock (_userMappingLock)
             {
                 if (_buttonsUserMapping.Count == 0)
-                {
                     return rawState;
-                }
                 
+
+                // ReSharper disable once ForeachCanBePartlyConvertedToQueryUsingAnotherGetEnumerator
                 foreach (ButtonMappingEntry entry in _buttonsUserMapping)
                 {
-                    if (entry.From == GamepadButtonInputId.Unbound || entry.To == GamepadButtonInputId.Unbound)
+                    if (!entry.IsValid) continue;
-                    {
-                        continue;
-                    }
 
                     // Do not touch state of button already pressed
                     if (!result.IsPressed(entry.To))
@@ -316,9 +294,8 @@ namespace Ryujinx.Input.SDL2
         public (float, float) GetStick(StickInputId inputId)
         {
             if (inputId == StickInputId.Unbound)
-            {
                 return (0.0f, 0.0f);
-            }
+            
 
             (short stickX, short stickY) = GetStickXY(inputId);
 
@@ -351,6 +328,7 @@ namespace Ryujinx.Input.SDL2
             return (resultX, resultY);
         }
 
+        // ReSharper disable once InconsistentNaming
         private (short, short) GetStickXY(StickInputId inputId) =>
             inputId switch
             {
@@ -365,13 +343,11 @@ namespace Ryujinx.Input.SDL2
 
         public bool IsPressed(GamepadButtonInputId inputId)
         {
-            if (inputId == GamepadButtonInputId.LeftTrigger)
+            switch (inputId)
             {
+                case GamepadButtonInputId.LeftTrigger:
                     return ConvertRawStickValue(SDL_GameControllerGetAxis(_gamepadHandle, SDL_GameControllerAxis.SDL_CONTROLLER_AXIS_TRIGGERLEFT)) > _triggerThreshold;
-            }
+                case GamepadButtonInputId.RightTrigger:
-
-            if (inputId == GamepadButtonInputId.RightTrigger)
-            {
                     return ConvertRawStickValue(SDL_GameControllerGetAxis(_gamepadHandle, SDL_GameControllerAxis.SDL_CONTROLLER_AXIS_TRIGGERRIGHT)) > _triggerThreshold;
             }
 

src/Ryujinx.UI.Common/Helper/TitleHelper.cs

@@ -8,9 +8,7 @@ namespace Ryujinx.UI.Common.Helper
         public static string ActiveApplicationTitle(ProcessResult activeProcess, string applicationVersion, string pauseString = "")
         {
             if (activeProcess == null)
-            {
+                return string.Empty;
-                return String.Empty;
-            }
             
             string titleNameSection = string.IsNullOrWhiteSpace(activeProcess.Name) ? string.Empty : $" {activeProcess.Name}";
             string titleVersionSection = string.IsNullOrWhiteSpace(activeProcess.DisplayVersion) ? string.Empty : $" v{activeProcess.DisplayVersion}";
@@ -19,12 +17,9 @@ namespace Ryujinx.UI.Common.Helper
 
             string appTitle = $"Ryujinx {applicationVersion} -{titleNameSection}{titleVersionSection}{titleIdSection}{titleArchSection}";
 
-            if (!string.IsNullOrEmpty(pauseString))
+            return !string.IsNullOrEmpty(pauseString)
-            {
+                ? appTitle + $" ({pauseString})"
-                appTitle += $" ({pauseString})";
+                : appTitle;
-            }
-
-            return appTitle;
         }
     }
 }

src/Ryujinx/UI/Windows/TitleUpdateWindow.axaml.cs

@@ -1,6 +1,4 @@
-using Avalonia;
 using Avalonia.Controls;
-using Avalonia.Controls.ApplicationLifetimes;
 using Avalonia.Interactivity;
 using Avalonia.Styling;
 using FluentAvalonia.UI.Controls;
@@ -64,21 +62,14 @@ namespace Ryujinx.Ava.UI.Windows
 
         private void OpenLocation(object sender, RoutedEventArgs e)
         {
-            if (sender is Button button)
+            if (sender is Button { DataContext: TitleUpdateModel model })
-            {
-                if (button.DataContext is TitleUpdateModel model)
-                {
                 OpenHelper.LocateFile(model.Path);
         }
-            }
-        }
 
         private void RemoveUpdate(object sender, RoutedEventArgs e)
         {
-            if (sender is Button button)
+            if (sender is Button { DataContext: TitleUpdateModel model })
-            {
+                ViewModel.RemoveUpdate(model);
-                ViewModel.RemoveUpdate((TitleUpdateModel)button.DataContext);
-            }
         }
 
         private void RemoveAll(object sender, RoutedEventArgs e)