--- /dev/null
+//---------------------------- fe_nothing_11.cc ---------------------------
+// $Id$
+// Version: $Name$
+//
+// Copyright (C) 2009, 2011 by the deal.II authors
+//
+// This file is subject to QPL and may not be distributed
+// without copyright and license information. Please refer
+// to the file deal.II/doc/license.html for the text and
+// further information on this license.
+//
+//---------------------------- fe_nothing_11.cc ---------------------------
+
+
+// test that FE_Nothing can be called with interpolate_boundary_values
+// with vector elements in the hp context with each element active
+// only in a subdomain
+
+
+#include "../tests.h"
+#include <base/logstream.h>
+#include <base/function.h>
+#include <fe/fe_nothing.h>
+#include <fe/fe_q.h>
+#include <hp/fe_collection.h>
+#include <hp/dof_handler.h>
+#include <grid/tria.h>
+#include <grid/grid_generator.h>
+#include <grid/tria_accessor.h>
+#include <grid/tria_iterator.h>
+#include <grid/grid_refinement.h>
+#include <dofs/dof_accessor.h>
+#include <dofs/dof_tools.h>
+#include <fe/fe_q.h>
+#include <fe/fe_system.h>
+#include <hp/dof_handler.h>
+#include <hp/fe_values.h>
+#include <numerics/vectors.h>
+
+
+#include <fstream>
+
+
+template <int dim>
+void test ()
+{
+ Triangulation<dim> triangulation;
+ GridGenerator :: hyper_cube (triangulation, -1, 1);
+ triangulation.refine_global(1);
+
+ hp::FECollection<dim> fe_collection;
+ fe_collection.push_back (FESystem<dim>(FE_Q<dim>(1), 2,
+ FE_Nothing<dim>(), 2));
+ fe_collection.push_back (FESystem<dim>(FE_Nothing<dim>(), 2,
+ FE_Q<dim>(1), 2));
+
+ hp::DoFHandler<dim> dof_handler (triangulation);
+
+ typename hp::DoFHandler<dim>::active_cell_iterator
+ cell = dof_handler.begin_active(),
+ endc = dof_handler.end();
+
+ for(; cell != endc; cell++)
+ if (cell->center()[0] > 0)
+ cell->set_active_fe_index(1);
+ else
+ cell->set_active_fe_index(0);
+
+ dof_handler.distribute_dofs (fe_collection);
+ deallog << dof_handler.n_dofs() << " dofs" << std::endl;
+
+ std::map<unsigned int, double> bv;
+ VectorTools::interpolate_boundary_values (dof_handler,
+ 0,
+ ZeroFunction<dim>(4),
+ bv);
+ for (std::map<unsigned int, double>::iterator
+ p = bv.begin(); p!=bv.end(); ++p)
+ deallog << p->first << ' ' << p->second << std::endl;
+}
+
+
+
+int main ()
+{
+ std::ofstream logfile("fe_nothing_11/output");
+ logfile.precision(2);
+
+ deallog.attach(logfile);
+ deallog.depth_console(0);
+ deallog.threshold_double(1.e-10);
+
+ test<1> ();
+ test<2> ();
+ test<3> ();
+
+ deallog << "OK" << std::endl;
+}