namespace Ichni.RhythmGame
{
    /// <summary>
    /// 集中式更新调度器的阶段定义。
    /// 每帧按数值升序执行，保证严格的依赖顺序：
    ///   动画先于变换应用 → 变换先于 Spline 重建 → 轨道先于音符。
    /// 数值留有间隔，便于未来插入新阶段。
    /// </summary>
    public enum UpdatePhase
    {
        /// <summary>判定元素激活/隐藏状态</summary>
        TimeDuration = 0,

        /// <summary>更新动画值，设置脏标记</summary>
        Animation = 10,

        /// <summary>执行 DirtyRefresh + Transform + Color</summary>
        Apply = 20,

        /// <summary>手动重建 Dreamteck SplineComputer；同时执行 LookAt 等 Transform 后处理覆盖</summary>
        SplineRebuild = 30,

        /// <summary>更新轨道时间、裁剪区间</summary>
        TrackCore = 40,

        /// <summary>更新轨道跟踪器（CrossTrackPoint / HeadPoint / PercentPoint 等）</summary>
        TrackFollower = 50,

        /// <summary>音符可见性、轨道位置、判定、特效</summary>
        Note = 60,

        /// <summary>ParticleEmitter / TimeEffectsCollection / ParticleTracker 等特效</summary>
        Effect = 70,

        /// <summary>SkyboxSubsetter / LowPriorityActions 等杂项</summary>
        Misc = 80
    }
}