HeavenStudioPlus/Assets/Scripts/Games/TrickClass/MobTrickObj.cs

using System.Collections;
using System.Collections.Generic;
using System;
using UnityEngine;
using NaughtyBezierCurves;

using HeavenStudio.Util;

namespace HeavenStudio.Games.Scripts_TrickClass
{
    public class MobTrickObj : PlayerActionObject
    {
        public bool flyType;
        public float startBeat;
        bool flying = true;

        float flyBeats;

        [NonSerialized] public BezierCurve3D curve;

        private TrickClass game;

        private void Awake()
        {
            game = TrickClass.instance;
            flyBeats = flyType ? 4f : 2f;

            var cond = Conductor.instance;

            float flyPos = cond.GetPositionFromBeat(startBeat, flyBeats);
            transform.position = curve.GetPoint(flyPos);
        }

        // Update is called once per frame
        void Update()
        {
            if (flying)
            {
                var cond = Conductor.instance;

                float flyPos = cond.GetPositionFromBeat(startBeat, flyBeats);
                Vector3 lastPos = transform.position;
                Vector3 nextPos = curve.GetPoint(flyPos);

                if (flyType)
                {
                    Vector3 direction = (nextPos - lastPos).normalized;
                    float rotation = Mathf.Atan2(direction.y, direction.x) * Mathf.Rad2Deg;
                    this.transform.eulerAngles = new Vector3(0, 0, rotation);
                }
                else
                {
                    transform.rotation = Quaternion.Euler(0, 0, transform.rotation.eulerAngles.z + (360f * Time.deltaTime));
                }

                transform.position = nextPos;

                if (flyPos > 1f)
                {
                    GameObject.Destroy(gameObject);
                    return;
                }
            }
        }
    }
}