mwindow->session->use_vect_gain = use_vect_gain;
mwindow->session->use_smooth = use_smooth;
mwindow->session->use_refresh = 0;
mwindow->session->use_vect_gain = use_vect_gain;
mwindow->session->use_smooth = use_smooth;
mwindow->session->use_refresh = 0;