feat: camera following player

Systems/Rendering/CameraSystem.cs

@@ -0,0 +1,46 @@
+using BakeryGame.Components.Common;
+using BakeryGame.Components.Player;
+using Raylib_cs;
+using Scellecs.Morpeh;
+
+namespace BakeryGame.Systems.Rendering;
+
+public class CameraSystem: ILateSystem
+{
+    private Filter _player;
+    float sliderValue = 50.0f;  // Initial value of the slider
+    float minValue = -20.0f;      // Minimum value of the slider
+    float maxValue = 20.0f;    // Maximum value of the slider
+    Rectangle sliderRect = new Rectangle( 100, 50, 200, 20 );  // Rectangle defining the slider's position and size
+    bool isSliderActive = false;
+    private const float CameraSpeed = 0.1f;
+    private const float DistanceToPlayer = 10.0f;
+    
+    public void Dispose()
+    {
+    }
+
+    public void OnAwake()
+    {
+        _player = World.Filter.With<PlayerComponent>().Build();
+    }
+
+    public World World { get; set; }
+    
+    private float Lerp(float a, float b, float t) 
+    {
+        return a + (b - a) * t;
+    }
+    
+    public void OnUpdate(float deltaTime)
+    {
+        var player = _player.First();
+        ref var cameraComponent = ref player.GetComponent<CameraComponent>();
+        var camera = cameraComponent.Camera.GetCamera3D();
+        var playerPosition = player.GetComponent<PositionComponent>().Position;
+        // Update camera position to follow the player
+        cameraComponent.Camera.SetPosition(camera.Position with {X = Lerp(camera.Position.X, playerPosition.X, CameraSpeed), Z = Lerp(camera.Position.Z, playerPosition.Z + DistanceToPlayer, CameraSpeed)});
+        // Update camera target to look at the player
+        cameraComponent.Camera.SetTarget(playerPosition);
+    }
+}