fem_utils.h

// Copyright (C) 2013, 2015, 2016 Johan Hake, Jan Blechta
//
// This file is part of DOLFIN.
//
// DOLFIN is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// DOLFIN is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with DOLFIN. If not, see <http://www.gnu.org/licenses/>.

#ifndef __FEM_UTILS_H
#define __FEM_UTILS_H

#include <vector>

#include <dolfin/common/types.h>

namespace dolfin
{
  // Forward declarations
  class Mesh;
  class FunctionSpace;
  class Function;
  class MeshGeometry;

  std::vector<std::size_t> dof_to_vertex_map(const FunctionSpace& space);

  std::vector<dolfin::la_index> vertex_to_dof_map(const FunctionSpace& space);

  void set_coordinates(MeshGeometry& geometry, const Function& position);

  void get_coordinates(Function& position, const MeshGeometry& geometry);

  Mesh create_mesh(Function& coordinates);
}

#endif