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run_case.cpp
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run_case.cpp
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/* ---------------------------------------------------------------------
*
* Copyright (C) 2013 - 2023 by the deal.II authors
*
* This file is part of the deal.II library.
*
* The deal.II library is free software; you can use it, 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.
* The full text of the license can be found in the file LICENSE.md at
* the top level directory of deal.II.
*
* ---------------------------------------------------------------------
*
* Author: Martin Kronbichler, Technische Universität München,
* Scott T. Miller, The Pennsylvania State University, 2013
*/
// @sect3{Include files}
//
// Most of the deal.II include files have already been covered in previous
// examples and are not commented on.
#include <iostream>
#include <boost/program_options/options_description.hpp>
#include <deal.II/base/multithread_info.h>
#include "cmdparser.hpp"
#include "cases/case.hpp"
#include "pdes/pdebase.hpp"
namespace bpo = boost::program_options;
using namespace paramsim;
int main(int argc, char *argv[])
{
// Reads DEAL_II_NUM_THREADS env var
dealii::MultithreadInfo::set_thread_limit();
constexpr unsigned int dim = 2;
bpo::options_description common_desc
("Solves one problem given one set of parameters.");
add_common_options(common_desc, "");
// complete all options addition before calling the following line
const bpo::variables_map common_cmdmap = get_cmd_args(argc, argv, common_desc);
if(common_cmdmap.count("help")) {
std::cout << common_desc << std::endl;
return 0;
}
const auto case_str = common_cmdmap["case"].as<std::string>();
const auto solver_str = common_cmdmap["solver"].as<std::string>();
const auto refine_levels = common_cmdmap["refine_levels"].as<int>();
const auto initial_resolution = common_cmdmap["initial_resolution"].as<unsigned>();
const auto fe_degree = common_cmdmap["fe_degree"].as<int>();
const auto outpath = common_cmdmap["output_prefix"].as<std::string>();
std::shared_ptr<Case<dim>> tcase = create_case<dim>(case_str);
bpo::options_description case_desc
(std::string("Solves the case ") + case_str + " given one set of parameters.");
tcase->add_case_cmd_args(case_desc);
const bpo::variables_map case_cmdmap = get_cmd_args(argc, argv, case_desc);
tcase->initialize(case_cmdmap);
PDEParams<dim> pdeparams{solver_str, tcase, fe_degree, initial_resolution, refine_levels,
outpath};
auto pdesolver = create_pde_solver(pdeparams);
try
{
std::cout << "Solving with Q1 elements, global refinement" << std::endl
<< "===========================================" << std::endl
<< std::endl;
pdesolver->run();
std::cout << std::endl;
}
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;
}