private IEnumerator Transition()
{
if (sceneToLoad < 0)
{
Debug.LogError("Scene to load is not set.");
yield break;
}
DontDestroyOnLoad(this.gameObject);
Fader fader = FindObjectOfType <Fader>();
SavingWrapper savingWrapper = FindObjectOfType <SavingWrapper>();
PlayerController playerController = GameObject.FindWithTag("Player").GetComponent <PlayerController>();
playerController.enabled = false;
yield return(fader.FadeOut(fadeOutTime));
savingWrapper.Save();
yield return(SceneManager.LoadSceneAsync(sceneToLoad));
PlayerController newPlayerController = GameObject.FindWithTag("Player").GetComponent <PlayerController>();
newPlayerController.enabled = false;
savingWrapper.RestorePlayerAfterSceneChange();
Portal otherPortal = GetOtherPortal();
UpdatePlayer(otherPortal);
savingWrapper.Save();
yield return(new WaitForSeconds(fadeWaitTime));
fader.FadeIn(fadeInTime);
newPlayerController.enabled = true;
Destroy(this.gameObject);
}