private IEnumerator StageTransitionRoutine(Vector3 cameraTargetPosition, float time)
{
float startTime = Time.time;
Vector3 startPosition = Camera.main.transform.position;
float ratio = 0f;
platformGenerator.StopMoving();
stageTransitionSound.Play();
do
{
ratio = Mathf.Clamp01((Time.time - startTime) / time);
Camera.main.transform.position = Vector3.Lerp(startPosition, cameraTargetPosition, ratio);
yield return(null);
} while (ratio < 1f);
platformGenerator.StartMoving();
stageTransitionRoutine = default;
yield return(null);
}