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libmesh.h

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// The libMesh Finite Element Library.
// Copyright (C) 2002-2012 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner

// This library 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 2.1 of the License, or (at your option) any later version.

// This library 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 this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA



#ifndef LIBMESH_LIBMESH_H
#define LIBMESH_LIBMESH_H


// Local includes
#include "libmesh/libmesh_common.h"
#include "libmesh/libmesh_base.h"
#include "libmesh/enum_solver_package.h"

// C++ includes
#include <string>
#include <vector>

namespace libMesh
{


class LibMeshInit
{
public:
#ifdef LIBMESH_HAVE_MPI

  LibMeshInit(int & argc, char** & argv,
              MPI_Comm COMM_WORLD_IN=MPI_COMM_WORLD);
#else
  LibMeshInit(int & argc, char** & argv);
#endif

  virtual ~LibMeshInit();
};


#ifndef LIBMESH_HAVE_MPI

  void init (int & argc, char** & argv);

#else

  void init (int & argc, char** & argv,
             MPI_Comm COMM_WORLD_IN=MPI_COMM_WORLD);

#endif

  bool initialized ();

  int close ();

  bool closed ();

  bool on_command_line (const std::string& arg);

  template <typename T>
  T command_line_value (const std::string &, T);
  template <typename T>
  T command_line_value (const std::vector<std::string> &, T);

  template <typename T>
  void command_line_vector (const std::string &, std::vector<T>&);

#ifdef LIBMESH_USE_COMPLEX_NUMBERS
  extern const Number imaginary;
#endif

  SolverPackage default_solver_package ();

  const Real pi =
    static_cast<Real>(3.1415926535897932384626433832795029L);

  const Number zero = 0.;

  const unsigned int invalid_uint = static_cast<unsigned int>(-1);

} // namespace libMesh

#endif // LIBMESH_LIBMESH_H

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Last modified: February 05 2013 19:54:47 UTC

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