Move most logic into new StickVisualizer class and add keyboard support.

2024-05-31 01:42:33 +01:00
parent cfa5ad0757
commit 16ca8e5005
6 changed files with 355 additions and 67 deletions
--- a/src/Ryujinx/UI/Models/Input/StickVisualizer.cs
+++ b/src/Ryujinx/UI/Models/Input/StickVisualizer.cs
@@ -0,0 +1,123 @@
+using Ryujinx.Ava.UI.ViewModels;
+using System;
+using System.Threading;
+
+namespace Ryujinx.Ava.UI.Models.Input
+{
+    public class StickVisualizer : BaseModel
+    {
+        public const int DrawStickPollRate = 50; // Milliseconds per poll.
+        public const int DrawStickCircumference = 5;
+        public const float DrawStickScaleFactor = DrawStickCanvasCenter;
+        public const int DrawStickCanvasSize = 100;
+        public const int DrawStickBorderSize = DrawStickCanvasSize + 5;
+        public const float DrawStickCanvasCenter = (DrawStickCanvasSize - DrawStickCircumference) / 2;
+        public const float MaxVectorLength = DrawStickCanvasSize / 2;
+
+        public CancellationTokenSource PollTokenSource = new();
+        public CancellationToken PollToken;
+
+        private static float _vectorLength;
+        private static float _vectorMultiplier;
+
+        private GamepadInputConfig _gamepadConfig;
+        public GamepadInputConfig GamepadConfig
+        {
+            get => _gamepadConfig;
+            set
+            {
+                _gamepadConfig = value;
+
+                OnPropertyChanged();
+            }
+        }
+
+        private KeyboardInputConfig _keyboardConfig;
+        public KeyboardInputConfig KeyboardConfig
+        {
+            get => _keyboardConfig;
+            set
+            {
+                _keyboardConfig = value;
+
+                OnPropertyChanged();
+            }
+        }
+
+        private (float, float) _uiStickLeft;
+        public (float, float) UiStickLeft
+        {
+            get => (_uiStickLeft.Item1 * DrawStickScaleFactor, _uiStickLeft.Item2 * DrawStickScaleFactor);
+            set
+            {
+                _uiStickLeft = value;
+
+                OnPropertyChanged();
+                OnPropertyChanged(nameof(UiStickRightX));
+                OnPropertyChanged(nameof(UiStickRightY));
+                OnPropertyChanged(nameof(UiDeadzoneRight));
+            }
+        }
+
+        private (float, float) _uiStickRight;
+        public (float, float) UiStickRight
+        {
+            get => (_uiStickRight.Item1 * DrawStickScaleFactor, _uiStickRight.Item2 * DrawStickScaleFactor);
+            set
+            {
+                _uiStickRight = value;
+
+                OnPropertyChanged();
+                OnPropertyChanged(nameof(UiStickLeftX));
+                OnPropertyChanged(nameof(UiStickLeftY));
+                OnPropertyChanged(nameof(UiDeadzoneLeft));
+            }
+        }
+
+        public float UiStickLeftX => ClampVector(UiStickLeft).Item1;
+        public float UiStickLeftY => ClampVector(UiStickLeft).Item2;
+        public float UiStickRightX => ClampVector(UiStickRight).Item1;
+        public float UiStickRightY => ClampVector(UiStickRight).Item2;
+
+        public int UiStickCircumference => DrawStickCircumference;
+        public int UiCanvasSize => DrawStickCanvasSize;
+        public int UiStickBorderSize => DrawStickBorderSize;
+
+        public float? UiDeadzoneLeft => _gamepadConfig?.DeadzoneLeft * DrawStickCanvasSize - DrawStickCircumference;
+        public float? UiDeadzoneRight => _gamepadConfig?.DeadzoneRight * DrawStickCanvasSize - DrawStickCircumference;
+
+        public void UpdateConfig(object config)
+        {
+            if (config is GamepadInputConfig padConfig)
+            {
+                GamepadConfig = padConfig;
+
+                return;
+            }
+            else if (config is KeyboardInputConfig keyConfig)
+            {
+                KeyboardConfig = keyConfig;
+
+                return;
+            }
+
+            throw new ArgumentException($"Invalid configuration: {config}");
+        }
+
+        public static (float, float) ClampVector((float, float) vect)
+        {
+            _vectorMultiplier = 1;
+            _vectorLength = MathF.Sqrt((vect.Item1 * vect.Item1) + (vect.Item2 * vect.Item2));
+
+            if (_vectorLength > MaxVectorLength)
+            {
+                _vectorMultiplier = MaxVectorLength / _vectorLength;
+            }
+
+            vect.Item1 = vect.Item1 * _vectorMultiplier + DrawStickCanvasCenter;
+            vect.Item2 = vect.Item2 * _vectorMultiplier + DrawStickCanvasCenter;
+
+            return vect;
+        }
+    }
+}