重写NoteManager

Assets/Scripts/Manager/NoteManager.cs

@@ -0,0 +1,39 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Ichni.RhythmGame
+{
+    public class NoteManager : MonoBehaviour
+    {
+        private List<(NoteBase note, float activationTime, float finishTime)> pendingNotes = new List<(NoteBase, float, float)>();
+        private int nextNoteIndex = 0;
+        
+        public void RegisterNote(NoteBase note, float activationTime, float finishTime)
+        {
+            pendingNotes.Add((note, activationTime, finishTime));
+        }
+
+        // 在所有物体注册完毕后，对列表进行一次排序
+        public void AllNotesRegistered()
+        {
+            pendingNotes.Sort((a, b) => a.activationTime.CompareTo(b.activationTime));
+        }
+
+        void Update()
+        {
+            foreach ((NoteBase note, float activationTime, float finishTime) note in pendingNotes)
+            {
+                if (EditorManager.instance.songInformation.songTime >= note.activationTime &&
+                    EditorManager.instance.songInformation.songTime <= note.finishTime)
+                {
+                    note.note.gameObject.SetActive(true);
+                }
+                else
+                {
+                    note.note.gameObject.SetActive(false);
+                }
+            }
+        }
+    }
+}