internal void CambiarANivel(int n)
{
mosca.transform.position = fases[n].checkpoint.position;
linear = GameObject.FindObjectOfType <Linear>();
linear.transform.position = mosca.transform.position;
linear.tubos = fases[n].ObtenerTuberias();
linear.Meta = fases[n].meta;
linear.ArrancarADetectar();
Camera.main.transform.position = posCamaras[n].position;
}