printlinearsolverparameter.hpp

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/*
  Copyright 2025 Equinor ASA
 
  This file is part of the Open Porous Media project (OPM).
  OPM is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.
  OPM 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 General Public License for more details.
  You should have received a copy of the GNU General Public License
  along with OPM.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef OPM_PRINTLINEARSOLVERPARAMETERS_HEADER_INCLUDED
#define OPM_PRINTLINEARSOLVERPARAMETERS_HEADER_INCLUDED
 
#include <ostream>
#include <vector>
 
#include <opm/common/OpmLog/OpmLog.hpp>
#include <opm/simulators/linalg/FlowLinearSolverParameters.hpp>
#include <opm/simulators/linalg/PropertyTree.hpp>
 
namespace Opm::detail
{
 
inline void writeJsonToStream(const Opm::PropertyTree& prm, std::ostream& os)
{
    // Write the property tree in JSON format to the output stream
    prm.write_json(os, true);
}
 
inline void writeJsonToStream(const std::vector<Opm::PropertyTree>& prms, std::ostream& os)
{
    // Write each property tree in the vector in JSON format to the output stream
    for (const auto& p : prms) {
        writeJsonToStream(p, os);
    }
}
 
template <class VectorOrSingle, class Comm>
void
printLinearSolverParameters(const FlowLinearSolverParameters& parameters,
                            const VectorOrSingle& prm,
                            const Comm& comm)
{
    // Check if we are on the IO rank
    const bool on_io_rank = comm.rank() == 0;
    if (on_io_rank && parameters.linear_solver_print_json_definition_) {
        std::ostringstream os;
        os << "\nProperty tree for linear solvers:\n";
        writeJsonToStream(prm, os);
        // Write the parameters in JSON format
        OpmLog::note(os.str());
    }
}
 
template <class Comm>
void
printLinearSolverParameters(const std::vector<FlowLinearSolverParameters>& parameters,
                            int activeSolverNum,
                            const std::vector<Opm::PropertyTree>& prm,
                            const Comm& comm)
{
    printLinearSolverParameters(parameters[activeSolverNum], prm, comm);
}
 
} // namespace Opm::detail
 
#endif // OPM_PRINTLINEARSOLVERPARAMETERS_HEADER_INCLUDED