EquationSystemProblemOperator.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 "EquationSystemProblemOperator.h"
#include "MFEMProblem.h"
 
namespace Moose::MFEM
{
EquationSystemProblemOperator::EquationSystemProblemOperator(MFEMProblem & problem,
                                                             const std::string & weak_form_name)
  : ProblemOperator(problem), _equation_system(problem.getEquationSystem(weak_form_name))
{
}
 
void
EquationSystemProblemOperator::SetGridFunctions()
{
  _trial_var_names = GetEquationSystem()->GetTrialVarNames();
  _test_var_names = GetEquationSystem()->GetTestVarNames();
  ProblemOperator::SetGridFunctions();
}
 
void
EquationSystemProblemOperator::Solve()
{
  auto * const es = GetEquationSystem();
 
  {
    TIME_SECTION("EquationSystemProblemOperator::FormSystem", 2, "Assembling MFEM System");
    FormEquationSystemOperator();
  }
 
  {
    TIME_SECTION("EquationSystemProblemOperator::SolveSystem", 2, "Solving MFEM System");
    SolveWithOperator(*es, _true_rhs, _true_x);
  }
 
  es->SetTrialVariablesFromTrueVectors(_true_x);
}
 
void
EquationSystemProblemOperator::FormEquationSystemOperator()
{
  GetEquationSystem()->FormSystem(_true_x, _true_rhs);
}
 
} // namespace Moose::MFEM
 
#endif