Minor refactor + comments

src/logic/LevelController.h

@@ -7,21 +7,25 @@ class Level;
 class ChunksController;
 class PlayerController;
 
+/* LevelController - the main game logic controller */
 class LevelController {
     EngineSettings& settings;
-
     Level* level;
-
+    // Sub-controllers
     ChunksController* chunks;
     PlayerController* player;
 public:
     LevelController(EngineSettings& settings, Level* level);
     ~LevelController();
 
+    /* 
+    @param delta time elapsed since the last update
+    @param input is user input allowed to be handled
+    @param pause is world and player simulation paused
+    */
     void update(float delta, 
                 bool input, 
-                bool pause, 
-                bool interactions);
+                bool pause);
 };
 
 #endif // LOGIC_LEVEL_CONTROLLER_H_