MFEMEigensolverBase.C

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//* This file is part of the MOOSE framework
//* https://mooseframework.inl.gov
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html

#ifdef MOOSE_MFEM_ENABLED

#include "MFEMEigensolverBase.h"
#include "MFEMProblem.h"

namespace Moose::MFEM
{
InputParameters
EigensolverBase::validParams()
{
  InputParameters params = LinearSolverBase::validParams();
  params.addClassDescription("Base class for defining MFEM eigensolver classes for Moose");

  params.addParam<mfem::real_t>("l_tol", 1e-5, "Set the relative tolerance.");
  params.addParam<int>("l_max_its", 10000, "Set the maximum number of iterations.");
  params.addParam<int>("print_level", 2, "Set the solver verbosity.");
  params.addParam<MFEMSolverName>("preconditioner", "Optional choice of preconditioner to use.");
  params.suppressParameter<bool>("use_initial_guess");

  return params;
}

EigensolverBase::EigensolverBase(const InputParameters & parameters)
  : LinearSolverBase(parameters), _num_modes(getMFEMProblem().getParam<int>("num_modes"))
{
}
}

#endif