perf

Assets/Scripts/Manager/NoteManager.cs

@@ -0,0 +1,40 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Ichni.RhythmGame
+{
+    public class NoteManager : MonoBehaviour
+    {
+        private List<(float activationTime, NoteBase note)> pendingNotes = new List<(float, NoteBase)>();
+        private int nextNoteIndex = 0;
+        
+        public void RegisterNote(NoteBase note, float activationTime)
+        {
+            pendingNotes.Add((activationTime, note));
+        }
+
+        // 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()
+        {
+            // 如果所有音符都已激活，则不执行任何操作
+            if (nextNoteIndex >= pendingNotes.Count)
+            {
+                return;
+            }
+
+            // 检查下一个待激活的音符
+            while (nextNoteIndex < pendingNotes.Count && 
+                   GameManager.instance.songTime >= pendingNotes[nextNoteIndex].activationTime)
+            {
+                pendingNotes[nextNoteIndex].note.gameObject.SetActive(true);
+                nextNoteIndex++;
+            }
+        }
+    }
+}