]> https://gitweb.dealii.org/ - dealii-svn.git/commitdiff
New test.
authorbangerth <bangerth@0785d39b-7218-0410-832d-ea1e28bc413d>
Thu, 8 Oct 2009 19:36:03 +0000 (19:36 +0000)
committerbangerth <bangerth@0785d39b-7218-0410-832d-ea1e28bc413d>
Thu, 8 Oct 2009 19:36:03 +0000 (19:36 +0000)
git-svn-id: https://svn.dealii.org/trunk@19775 0785d39b-7218-0410-832d-ea1e28bc413d

tests/hp/fe_nothing_03.cc [new file with mode: 0644]
tests/hp/fe_nothing_03/cmp/generic [new file with mode: 0644]

diff --git a/tests/hp/fe_nothing_03.cc b/tests/hp/fe_nothing_03.cc
new file mode 100644 (file)
index 0000000..d8ad908
--- /dev/null
@@ -0,0 +1,114 @@
+//----------------------------  fe_nothing_01.cc  ---------------------------
+//    $Id: fe_nothing_03.cc 19539 2009-09-25 02:48:15Z bangerth $
+//    Version: $Name$
+//
+//    Copyright (C) 2009 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_01.cc  ---------------------------
+
+
+// test that FE_Nothing works as intended
+
+
+#include "../tests.h"
+#include <base/logstream.h>
+#include <base/quadrature_lib.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 <hp/dof_handler.h>
+#include <hp/fe_values.h>
+#include <lac/constraint_matrix.h>
+
+
+#include <fstream>
+
+
+template <int dim>
+void test ()
+{
+  Triangulation<dim>       triangulation;
+  GridGenerator :: hyper_cube (triangulation, -0.5, 0.5);
+  triangulation.refine_global(4);
+
+  hp::FECollection<dim>    fe_collection;
+  
+  fe_collection.push_back (FE_Q<dim>(1));
+  fe_collection.push_back (FE_Nothing<dim>());
+
+  hp::DoFHandler<dim>      dof_handler (triangulation);
+
+                                  // loop over cells, and set cells
+                                  // within a circle to be of type
+                                  // FE_Nothing, while outside the
+                                  // circle to be of type FE_Q(1)
+       
+  typename hp::DoFHandler<dim>::active_cell_iterator
+    cell = dof_handler.begin_active(),
+    endc = dof_handler.end();
+
+  for(; cell != endc; cell++)
+  {
+      Point<dim> center = cell->center();
+      if(std::sqrt(center.square()) < 0.25 )
+        cell->set_active_fe_index(1);
+      else
+        cell->set_active_fe_index(0);
+  }
+
+  dof_handler.distribute_dofs (fe_collection);
+
+  deallog << "   Number of active cells:       "
+         << triangulation.n_active_cells()
+         << std::endl
+         << "   Number of degrees of freedom: "
+         << dof_handler.n_dofs()
+         << std::endl;
+  
+  
+  
+  // .... test constraint handling
+  
+  ConstraintMatrix constraints;
+  
+  DoFTools::make_hanging_node_constraints (dof_handler, constraints);
+
+  constraints.close();
+  
+  deallog << "   Number of constraints:        "
+          << constraints.n_constraints()
+          << std::endl;
+
+}
+
+
+
+int main ()
+{
+  std::ofstream logfile("fe_nothing_03/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;
+}
diff --git a/tests/hp/fe_nothing_03/cmp/generic b/tests/hp/fe_nothing_03/cmp/generic
new file mode 100644 (file)
index 0000000..cf66adb
--- /dev/null
@@ -0,0 +1,11 @@
+
+DEAL::   Number of active cells:       16
+DEAL::   Number of degrees of freedom: 10
+DEAL::   Number of constraints:        0
+DEAL::   Number of active cells:       256
+DEAL::   Number of degrees of freedom: 252
+DEAL::   Number of constraints:        0
+DEAL::   Number of active cells:       4096
+DEAL::   Number of degrees of freedom: 4766
+DEAL::   Number of constraints:        0
+DEAL::OK

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