miscellaneous_parameters.h

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// SPDX-FileCopyrightText: © 2025 PRISMS Center at the University of Michigan
// SPDX-License-Identifier: GNU Lesser General Public Version 2.1
 
#pragma once
 
#include <deal.II/base/mpi.h>
 
#include <prismspf/core/conditional_ostreams.h>
#include <prismspf/core/exceptions.h>
 
#include <prismspf/utilities/utilities.h>
 
#include <prismspf/config.h>
 
#include <mpi.h>
#include <random>
 
PRISMS_PF_BEGIN_NAMESPACE
using RNGEngine = std::mt19937;
 
struct MiscellaneousParameters
{
public:
  void
  postprocess_and_validate();
 
  void
  print_parameter_summary() const;
 
  void
  set_random_seed(const unsigned int &_random_seed)
  {
    random_seed = _random_seed;
    rng.seed(random_seed);
  }
 
  unsigned int random_seed = 2025;
  // Use a different seed for each MPI process to avoid correlated events
  mutable RNGEngine rng {random_seed};
};
 
inline void
MiscellaneousParameters::postprocess_and_validate()
{}
 
inline void
MiscellaneousParameters::print_parameter_summary() const
{
  ConditionalOStreams::pout_summary()
    << "================================================\n"
    << "  Miscellaneous Parameters\n"
    << "================================================\n"
    << "Random seed: " << random_seed << "\n"
    << std::flush;
}
 
PRISMS_PF_END_NAMESPACE