main.cpp

/******************************************************************************
 * Copyright (C) Siarhei Uzunbajakau, 2023.
 *
 * This program is free software. You can use, modify, and redistribute it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation, either version 3 or (at your option) any later version.
 * This program is distributed without any warranty.
 *
 * Refer to COPYING.LESSER for more details.
 ******************************************************************************/
 
#define BOOST_ALLOW_DEPRECATED_HEADERS
 
#include "deal.II/base/multithread_info.h"
 
#include <iostream>
#include <string>
 
#include "misc.hpp"
#include "solver.hpp"
 
using namespace Misc;
 
class BatchPLS : public SettingsPLS
{
public:
  void run()
  {
    if (nr_threads_max > 0)
      MultithreadInfo::set_thread_limit(nr_threads_max);
 
    Assert(DIMENSION__ > 1, ExcInternalError());
    Assert(DIMENSION__ < 4, ExcInternalError());
 
    std::string dir = (DIMENSION__ == 2) ? "Data/square/" : "Data/cube/";
 
    std::cout << "Program: pls\n"
              << "Dimensions: " << DIMENSION__ << "\n"
              << "Writing to: " << dir << "\n";
 
    MainOutputTable table_PHI(DIMENSION__);
 
    for (unsigned int p = 1; p < 4; p++) {
      table_PHI.clear();
#if DIMENSION__ == 2
      for (unsigned int r = 7; r < 11; r++)
#endif
#if DIMENSION__ == 3
        for (unsigned int r = 5; r < 9; r++)
#endif
        {
          table_PHI.add_value("r", r);
          table_PHI.add_value("p", p);
 
          SolverPLS<DIMENSION__> problem(
            p,
            r,
            dir + "solution_p" + std::to_string(p) + "_r" + std::to_string(r));
          table_PHI.add_value("ndofs", problem.get_n_dofs());
          table_PHI.add_value("ncells", problem.get_n_cells());
          table_PHI.add_value("L2", problem.get_L2_norm());
          table_PHI.add_value("H1", problem.get_H1_norm());
        }
      table_PHI.save(dir + "table_PHI_p" + std::to_string(p));
    }
  }
};
 
int
main()
{
  try {
    BatchPLS batch;
    batch.run();
  } catch (std::exception& exc) {
    std::cerr << std::endl
              << std::endl
              << "----------------------------------------------------"
              << std::endl;
    std::cerr << "Exception on processing: " << std::endl
              << exc.what() << std::endl
              << "Aborting!" << std::endl
              << "----------------------------------------------------"
              << std::endl;
    return 1;
  } catch (...) {
    std::cerr << std::endl
              << std::endl
              << "----------------------------------------------------"
              << std::endl;
    std::cerr << "Unknown exception!" << std::endl
              << "Aborting!" << std::endl
              << "----------------------------------------------------"
              << std::endl;
    return 1;
  }
  return 0;
}