大修

Assets/Scripts/Manager/AnimationManager.cs

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+using System.Collections.Generic;
+using Ichni.RhythmGame;
+using SLSUtilities.General;
+using UnityEngine;
+
+namespace Ichni
+{
+    /// <summary>
+    /// 编辑器 AnimationManager：集中管理场上所有 AnimationBase 实例的逐帧更新。
+    /// 替代 AnimationBase.Update() 中大量零散的 MonoBehaviour 帧回调，
+    /// 由 EditorManager.Update 统一驱动，减少 Update() 调用开销。
+    /// 倒序遍历防止在更新途中某个动画自行销毁导致越界。
+    /// </summary>
+    public class AnimationManager : Singleton<AnimationManager>
+    {
+        #region [单例别名] Singleton Alias
+        public new static AnimationManager instance => Instance;
+        #endregion
+
+        #region [活跃动画列表] Active Animation List
+        private readonly List<AnimationBase> _activeAnimations = new List<AnimationBase>(200);
+        #endregion
+
+        #region [注册与注销] Registration
+        public void RegisterAnimation(AnimationBase anim)
+        {
+            if (!_activeAnimations.Contains(anim)) _activeAnimations.Add(anim);
+        }
+        public void UnregisterAnimation(AnimationBase anim) => _activeAnimations.Remove(anim);
+        #endregion
+
+        #region [中央集权主循环] Manager-Driven Tick
+        /// <summary>
+        /// 由 EditorManager.Update 统一调度。
+        /// 倒序遍历以防在更新途中某个动画自行销毁导致列表越界。
+        /// </summary>
+        public void ManualTick(float songTime)
+        {
+            for (int i = _activeAnimations.Count - 1; i >= 0; i--)
+            {
+                var anim = _activeAnimations[i];
+                if (!anim.isActiveAndEnabled) continue;
+                if (anim.timeDurationSubmodule.CheckTimeInDuration(songTime))
+                {
+                    anim.InvokeUpdate();
+                }
+            }
+        }
+        #endregion
+    }
+}