apply formatting

Engine/src/Scene/SceneManager.cs

@@ -0,0 +1,34 @@
+using Engine.Scene.Component.BuiltIn;
+
+namespace Engine.Scene;
+
+public class SceneManager : IUpdate, IRender
+{
+  public Scene? CurrentScene => _currentScene;
+
+  private Scene? _currentScene;
+  private Scene? _nextScene;
+
+  public void TransitionTo(Scene parScene)
+  {
+    _nextScene = parScene;
+  }
+
+  public void Update(double parDeltaTime)
+  {
+    if (_nextScene != null)
+    {
+      _currentScene?.Exit();
+      _currentScene = _nextScene;
+      _nextScene = null;
+      _currentScene.Enter();
+    }
+
+    _currentScene?.Update(parDeltaTime);
+  }
+
+  public void Render()
+  {
+    _currentScene?.Render();
+  }
+}