VRCycling/Assets/Scripts/TrafficSimulation/CarSitter.cs

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

namespace TrafficSimulation{
    public class CarSitter : MonoBehaviour
    {
        public CarPool carPool;
        // Start is called before the first frame update
        void Start()
        {
        }
        // Update is called once per frame
        void Update()
        {
            if(gameObject.activeInHierarchy){
                checkRotation();
            }
        }
        void checkRotation(){
            if(Vector3.Dot(gameObject.transform.up, Vector3.down) > 0.5){
                Debug.Log("despawn car, because its turtleing!");
                this.carPool.despawnCar(gameObject);
            }
        }

    }
}