sounds variability + first step fix

src/audio/audio.cpp

@@ -249,6 +249,12 @@ speakerid_t audio::play(
     int priority,
     int channel
 ) {
+    if (!sound->variants.empty()) {
+        size_t index = rand() % (sound->variants.size() + 1);
+        if (index < sound->variants.size()) {
+            sound = sound->variants.at(index).get();
+        }
+    }
     Speaker* speaker = sound->newInstance(priority, channel);
     if (speaker == nullptr) {
         remove_lower_priority_speaker(priority);

src/logic/LevelController.cpp

@@ -57,3 +57,7 @@ Level* LevelController::getLevel() {
 Player* LevelController::getPlayer() {
     return player->getPlayer();
 }
+
+PlayerController* LevelController::getPlayerController() {
+    return player.get();
+}

src/logic/LevelController.h

@@ -11,7 +11,7 @@
 class Level;
 class Player;
 
-/* LevelController manages other controllers */
+/// @brief LevelController manages other controllers
 class LevelController {
     EngineSettings& settings;
     std::unique_ptr<Level> level;
@@ -22,20 +22,22 @@ class LevelController {
 public:
     LevelController(EngineSettings& settings, Level* level);
 
-    /* 
+    /// @param delta time elapsed since the last update
-    @param delta time elapsed since the last update
+    /// @param input is user input allowed to be handled
-    @param input is user input allowed to be handled
+    /// @param pause is world and player simulation paused
-    @param pause is world and player simulation paused
+    void update(
-    */
+        float delta,
-    void update(float delta, 
+        bool input, 
-                bool input, 
+        bool pause
-                bool pause);
+    );
 
     void onWorldSave();
     void onWorldQuit();
 
     Level* getLevel();
     Player* getPlayer();
+
+    PlayerController* getPlayerController();
 };
 
 #endif // LOGIC_LEVEL_CONTROLLER_H_

src/logic/PlayerController.cpp

@@ -226,6 +226,8 @@ void PlayerController::updateFootsteps(float delta) {
             stepsTimer = fmod(stepsTimer, M_PI);
             onFootstep();
         }
+    } else {
+        stepsTimer = M_PI;
     }
 }