Get levels from refinements

src/one-body-sample.cc

@@ -152,6 +152,8 @@ int main(int argc, char *argv[]) {
         parset.get<size_t>("solver.maxiterations");
     auto const solver_tolerance = parset.get<double>("solver.tolerance");
 
+    auto const levels = parset.get<int>("grid.refinements") + 1;
+
     // {{{ Set up grid
     typedef Dune::YaspGrid<dim> GridType;
     Dune::FieldVector<double, dim> const end_points(
@@ -161,7 +163,7 @@ int main(int argc, char *argv[]) {
         Dune::FieldVector<int, dim>(2), // number of elements in each direction
         Dune::FieldVector<bool, dim>(false), // non-periodic in each direction
         0);                                  // zero overlap (whatever that is)
-    grid.globalRefine(parset.get<int>("grid.refinements"));
+    grid.globalRefine(levels - 1);
 
     typedef GridType::LeafGridView GridView;
     GridView const leafView = grid.leafView();