修复短音符延迟

Assets/scripts/gamePlay_gameplay/NoteController.cs

@@ -5,23 +5,35 @@ public class NoteController : MonoBehaviour
 {
     private float speed;
     private bool isMoving = true;
-    private bool isInJudgeZone = false; // �������
+    private bool isInJudgeZone = false; // 判定范围内
     
     private ParticleSystem hitEffect;
     private Note linkedNote;
+    
+    // For absolute position tracking instead of relative translate
+    private Vector3 spawnPosition;
+    private float activationTime = -1f;  // When the note should start moving (hitTime - travelTime)
+    private float baseSpawnYOffset = 0f; // Initial Y offset from compensation at spawn time
 
     private void Awake()
     {
-        
         hitEffect = GetComponentInChildren<ParticleSystem>();
         linkedNote = GetComponent<Note>();
+        spawnPosition = transform.position;
     }
 
     private void Update()
     {
-        if (isMoving)
+        if (isMoving && activationTime >= 0f)
         {
-            transform.Translate(Vector3.down * speed * Time.deltaTime);
+            // Use absolute positioning based on elapsed time since activation
+            float elapsedSinceActivation = Time.time - activationTime;
+            float travelDistance = speed * Mathf.Max(0f, elapsedSinceActivation);
+            
+            // Position = spawnPoint + initial offset + downward travel
+            Vector3 newPos = spawnPosition;
+            newPos.y -= (baseSpawnYOffset + travelDistance);
+            transform.position = newPos;
         }
     }
 
@@ -43,14 +55,28 @@ public class NoteController : MonoBehaviour
         }
     }
 
-    
-
+    /// <summary>
+    /// Configure timing for absolute position tracking.
+    /// Call this from NoteSpawner after the note is spawned.
+    /// </summary>
+    public void ConfigureAbsolutePositioning(Vector3 initialSpawnPos, float hitTime, float travelTime, float initialYOffset)
+    {
+        spawnPosition = initialSpawnPos;
+        activationTime = hitTime - travelTime;
+        baseSpawnYOffset = initialYOffset;
+        
+        if (GameConfig.verboseLogs) 
+            Debug.Log($"[NoteController] Configured: spawnPos={spawnPosition}, activationTime={activationTime:F3}, initialYOffset={initialYOffset:F4}");
+    }
 
     public void ResetState()
     {
         speed = 0f;
         isMoving = true;
         isInJudgeZone = false;
+        activationTime = -1f;
+        baseSpawnYOffset = 0f;
+        spawnPosition = transform.position;
         
         if (hitEffect != null)
         {
@@ -59,8 +85,6 @@ public class NoteController : MonoBehaviour
         }
     }
 
-    // �� OnTriggerEnter2D �� OnTriggerExit2D ������ Controller ��
-
     private void OnTriggerEnter2D(Collider2D collision)
     {
         if (collision.CompareTag("JudgmentLine"))
@@ -68,8 +92,8 @@ public class NoteController : MonoBehaviour
             if (linkedNote != null)
             {
                 isInJudgeZone = true;
-                TrackKeyManager.Instance.RegisterKey(linkedNote.GetTrackIndex(), linkedNote.GetKey());
-
+                // register note by instance id so TrackKeyManager can prioritize
+                TrackKeyManager.Instance.RegisterKey(linkedNote.GetTrackIndex(), linkedNote.gameObject.GetInstanceID().ToString());
             }
         }
     }
@@ -81,18 +105,14 @@ public class NoteController : MonoBehaviour
             if (linkedNote != null)
             {
                 isInJudgeZone = false;
-                TrackKeyManager.Instance.UnregisterKey(linkedNote.GetTrackIndex(), linkedNote.GetKey());
+                TrackKeyManager.Instance.UnregisterKey(linkedNote.GetTrackIndex(), linkedNote.gameObject.GetInstanceID().ToString());
                 linkedNote.SetJudgeZone(isInJudgeZone);
             }
         }
     }
 
-    
-
-
-
     /// <summary>
-    /// �� Note ��ѯ�Ƿ����ж�����
+    /// Query Note whether it's in judge zone
     /// </summary>
     public bool IsInJudgeZone()
     {