tg->SetSourceData(superquadratic->GetOutput());
#endif
} else if(GetTypeForm()==1) { // source sphere
#if VTK_MAJOR_VERSION <= 5
tg->SetSource(ss->GetOutput());
#else
tg->SetSourceData(superquadratic->GetOutput());
#endif
} else if(GetTypeForm()==1) { // source sphere
#if VTK_MAJOR_VERSION <= 5
tg->SetSource(ss->GetOutput());
#else