public void Spawn(int randLane, Transform gameLane, Lane lane, int list_num)
{
int spawnPoint = Random.Range(1, 4);
//Transform of rock platform
var rockSpawnPoint = gameLane.GetChild(spawnPoint);
GameObject go = Instantiate(objs[list_num], rockSpawnPoint.position, Quaternion.identity, rockSpawnPoint);
Debris debris = go.GetComponent <Debris>();
debris.SetLane(randLane);
debris.debrisDestroyed.AddListener(OnDebrisDestroyed);
lane.Occupy();
}
