abaqus_io.h

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// The libMesh Finite Element Library.
// Copyright (C) 2002-2026 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_ABAQUS_IO_H
#define LIBMESH_ABAQUS_IO_H
 
// Local includes
#include "libmesh/libmesh_common.h"
#include "libmesh/mesh_input.h"
 
// C++ includes
#include <fstream>
#include <memory>
#include <set>
 
namespace libMesh
{
 
class AbaqusIO : public MeshInput<MeshBase>
{
public:
  explicit
  AbaqusIO (MeshBase & mesh);
 
  virtual ~AbaqusIO ();
 
  virtual void read (const std::string & name) override;
 
  bool build_sidesets_from_nodesets;
 
protected:
  typedef std::map<std::string, std::vector<dof_id_type>> container_t;
 
  typedef std::map<std::string, std::vector<std::pair<dof_id_type, unsigned>>> sideset_container_t;
 
  void read_nodes(std::string nset_name);
 
  void read_elements(std::string upper, std::string elset_name);
 
  std::string parse_label(std::string line, std::string label_name) const;
 
  bool detect_generated_set(std::string upper) const;
 
  void read_ids(std::string set_name, container_t & container);
 
  void generate_ids(std::string set_name, container_t & container);
 
  void assign_subdomain_ids();
 
  void read_sideset(const std::string & sideset_name,
                    const std::string & sideset_type,
                    sideset_container_t & container);
 
  void assign_boundary_node_ids();
 
  void assign_sideset_ids();
 
  void process_and_discard_comments();
 
  unsigned char max_elem_dimension_seen();
 
  container_t _nodeset_ids;
  container_t _elemset_ids;
  sideset_container_t _sideset_ids;
 
  std::unique_ptr<std::istream> _in;
 
  std::set<ElemType> _elem_types;
 
  bool _already_seen_part;
 
  bool string_to_num(const std::string &input, dof_id_type &output) const;
 
  void strip_ws(std::string &line) const;
 
  virtual void extended_parsing(const std::string & /*header*/) {}
};
 
} // namespace
 
#endif // LIBMESH_ABAQUS_IO_H