fix: stabilize VR UI and song playback

Assets/Scenes/Game.unity

@@ -4551,9 +4551,11 @@ MonoBehaviour:
   m_GameObject: {fileID: 2094521061}
   m_Enabled: 1
   m_EditorHideFlags: 0
-  m_Script: {fileID: 11500000, guid: 3f8ab482667b2f44691ffe7131ffbdb7, type: 3}
+  m_Script: {fileID: 11500000, guid: 504eaffe3c185bf469313a589c4026d0, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
+  button: {fileID: 2094521063}
+  sceneName: Menu
 --- !u!1 &2138780048
 GameObject:
   m_ObjectHideFlags: 0
@@ -4893,12 +4895,12 @@ PrefabInstance:
     - target: {fileID: 3968956848465607219, guid: f555cbb0b089fb64ca7c7a5b07f11520,
         type: 3}
       propertyPath: m_LocalRotation.w
-      value: 1
+      value: 0.9238795
       objectReference: {fileID: 0}
     - target: {fileID: 3968956848465607219, guid: f555cbb0b089fb64ca7c7a5b07f11520,
         type: 3}
       propertyPath: m_LocalRotation.x
-      value: -0
+      value: 0.38268343
       objectReference: {fileID: 0}
     - target: {fileID: 3968956848465607219, guid: f555cbb0b089fb64ca7c7a5b07f11520,
         type: 3}
@@ -4913,7 +4915,7 @@ PrefabInstance:
     - target: {fileID: 3968956848465607219, guid: f555cbb0b089fb64ca7c7a5b07f11520,
         type: 3}
       propertyPath: m_LocalEulerAnglesHint.x
-      value: 0
+      value: 45
       objectReference: {fileID: 0}
     - target: {fileID: 3968956848465607219, guid: f555cbb0b089fb64ca7c7a5b07f11520,
         type: 3}
@@ -5103,12 +5105,12 @@ PrefabInstance:
     - target: {fileID: 1002067974212273307, guid: e7173b1ee3369204eb181b376ede2a3e,
         type: 3}
       propertyPath: m_LocalRotation.w
-      value: 1
+      value: 0.9238795
       objectReference: {fileID: 0}
     - target: {fileID: 1002067974212273307, guid: e7173b1ee3369204eb181b376ede2a3e,
         type: 3}
       propertyPath: m_LocalRotation.x
-      value: -0
+      value: 0.38268343
       objectReference: {fileID: 0}
     - target: {fileID: 1002067974212273307, guid: e7173b1ee3369204eb181b376ede2a3e,
         type: 3}
@@ -5123,7 +5125,7 @@ PrefabInstance:
     - target: {fileID: 1002067974212273307, guid: e7173b1ee3369204eb181b376ede2a3e,
         type: 3}
       propertyPath: m_LocalEulerAnglesHint.x
-      value: 0
+      value: 45
       objectReference: {fileID: 0}
     - target: {fileID: 1002067974212273307, guid: e7173b1ee3369204eb181b376ede2a3e,
         type: 3}

Assets/Script/VRPointerSetup.cs

@@ -8,16 +8,64 @@ namespace VRBeats
     // 나머지 씬: 바로 활성 상태로 추가.
     public class VRPointerSetup : MonoBehaviour
     {
-        [RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.AfterSceneLoad)]
+        private static VRPointerSetup instance;
+
+        [RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.SubsystemRegistration)]
+        private static void ResetStatics()
+        {
+            instance = null;
+        }
+
+        [RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.BeforeSceneLoad)]
         private static void AutoInject()
         {
+            if (instance != null)
+                return;
+
             var go = new GameObject("[VRPointerSetup]");
             go.AddComponent<VRPointerSetup>();
         }
 
+        private void Awake()
+        {
+            if (instance != null && instance != this)
+            {
+                Destroy(gameObject);
+                return;
+            }
+
+            instance = this;
+            DontDestroyOnLoad(gameObject);
+        }
+
+        private void OnEnable()
+        {
+            SceneManager.sceneLoaded += OnSceneLoaded;
+        }
+
+        private void OnDisable()
+        {
+            SceneManager.sceneLoaded -= OnSceneLoaded;
+        }
+
         private void Start()
         {
-            bool isGameScene = SceneManager.GetActiveScene().name == "Game";
+            SetupActiveScene();
+        }
+
+        private void OnSceneLoaded(Scene scene, LoadSceneMode mode)
+        {
+            SetupScene(scene);
+        }
+
+        private static void SetupActiveScene()
+        {
+            SetupScene(SceneManager.GetActiveScene());
+        }
+
+        private static void SetupScene(Scene scene)
+        {
+            bool isGameScene = scene.name == "Game";
             SetupControllers(disabledByDefault: isGameScene);
         }
 

Assets/VRBeatsKit/Scripts/Core/AudioManager.cs

@@ -11,6 +11,8 @@ namespace VRBeats
         [SerializeField] private float fadeOutTime = 4.0f;
 
         private AudioSource audioSource = null;
+        private double scheduledDspStartTime = -1.0;
+        private bool hasScheduledClip = false;
 
         private void Start()
         {
@@ -43,13 +45,37 @@ namespace VRBeats
 
         public void PlayClip(AudioClip clip)
         {
-            audioSource.clip = clip;
-            audioSource.Play();
+            PlayClipScheduled(clip);
         }
 
-        public float CurrentTime => audioSource != null ? audioSource.time : 0f;
+        public double PlayClipScheduled(AudioClip clip, double delaySeconds = 0.1)
+        {
+            ResetThisComponent();
+            audioSource.Stop();
+            audioSource.clip = clip;
+            audioSource.time = 0.0f;
+
+            scheduledDspStartTime = AudioSettings.dspTime + delaySeconds;
+            hasScheduledClip = true;
+            audioSource.PlayScheduled(scheduledDspStartTime);
+
+            return scheduledDspStartTime;
+        }
+
+        public float CurrentTime
+        {
+            get
+            {
+                if (audioSource == null)
+                    return 0.0f;
+
+                if (hasScheduledClip)
+                    return (float)(AudioSettings.dspTime - scheduledDspStartTime);
+
+                return audioSource.time;
+            }
+        }
 
     }
 
 }
-

Assets/VRBeatsKit/Scripts/Core/VR_InteractorController.cs

@@ -23,23 +23,48 @@ namespace VRBeats
         
         public void DisableXRRayInteractorComponents()
         {
-            rayInteractor.enabled = false;
-            interactorLineVisual.enabled = false;
-            lineRender.enabled = false;
+            if (rayInteractor != null)
+                rayInteractor.enabled = false;
+            if (interactorLineVisual != null)
+                interactorLineVisual.enabled = false;
+            if (lineRender != null)
+                lineRender.enabled = false;
 
-            // VRPointerController는 부모("LeftHand/RightHand Controller")에 추가되므로 InParent로 탐색
-            var pointer = GetComponentInParent<VRPointerController>();
-            if (pointer != null) pointer.enabled = false;
+            // VRPointerController 위치가 컨트롤러/레이 구조에 따라 달라질 수 있어서 계층 전체에서 찾는다.
+            var pointer = FindPointerController();
+            if (pointer != null)
+                pointer.enabled = false;
         }
 
         public void EnableXRRayInteractorComponents()
         {
-            rayInteractor.enabled = true;
-            interactorLineVisual.enabled = true;
-            lineRender.enabled = true;
+            if (rayInteractor != null)
+                rayInteractor.enabled = true;
+            if (interactorLineVisual != null)
+                interactorLineVisual.enabled = true;
+            if (lineRender != null)
+                lineRender.enabled = true;
 
-            var pointer = GetComponentInParent<VRPointerController>();
-            if (pointer != null) pointer.enabled = true;
+            var pointer = FindPointerController();
+            if (pointer != null)
+                pointer.enabled = true;
+        }
+
+        private VRPointerController FindPointerController()
+        {
+            var pointer = GetComponent<VRPointerController>();
+            if (pointer != null)
+                return pointer;
+
+            pointer = GetComponentInParent<VRPointerController>();
+            if (pointer != null)
+                return pointer;
+
+            pointer = GetComponentInChildren<VRPointerController>(true);
+            if (pointer != null)
+                return pointer;
+
+            return transform.root.GetComponentInChildren<VRPointerController>(true);
         }
 
     }