Line data    Source code

       1             : //* This file is part of the MOOSE framework
       2             : //* https://mooseframework.inl.gov
       3             : //*
       4             : //* All rights reserved, see COPYRIGHT for full restrictions
       5             : //* https://github.com/idaholab/moose/blob/master/COPYRIGHT
       6             : //*
       7             : //* Licensed under LGPL 2.1, please see LICENSE for details
       8             : //* https://www.gnu.org/licenses/lgpl-2.1.html
       9             : 
      10             : #ifdef MOOSE_MFEM_ENABLED
      11             : 
      12             : #include "EquationSystemProblemOperator.h"
      13             : 
      14             : namespace Moose::MFEM
      15             : {
      16             : void
      17        1051 : EquationSystemProblemOperator::SetGridFunctions()
      18             : {
      19        1051 :   _trial_var_names = GetEquationSystem()->GetTrialVarNames();
      20        1051 :   _test_var_names = GetEquationSystem()->GetTestVarNames();
      21        1051 :   ProblemOperator::SetGridFunctions();
      22        1051 : }
      23             : 
      24             : void
      25         738 : EquationSystemProblemOperator::Solve()
      26             : {
      27         738 :   BuildEquationSystemOperator();
      28             : 
      29         738 :   if (_problem_data.jacobian_solver->isLOR() && GetEquationSystem()->GetTestVarNames().size() > 1)
      30           0 :     mooseError("LOR solve is only supported for single-variable systems");
      31         738 :   _problem_data.jacobian_solver->updateSolver(
      32         738 :       *GetEquationSystem()->_blfs.Get(GetEquationSystem()->GetTestVarNames().at(0)),
      33         738 :       GetEquationSystem()->_ess_tdof_lists.at(0));
      34             : 
      35         738 :   _problem_data.nonlinear_solver->SetPreconditioner(_problem_data.jacobian_solver->getSolver());
      36         738 :   _problem_data.nonlinear_solver->SetOperator(*GetEquationSystem());
      37         738 :   _problem_data.nonlinear_solver->Mult(_true_rhs, _true_x);
      38             : 
      39         738 :   GetEquationSystem()->SetTrialVariablesFromTrueVectors(_true_x);
      40         738 : }
      41             : 
      42             : void
      43         779 : EquationSystemProblemOperator::BuildEquationSystemOperator()
      44             : {
      45         779 :   GetEquationSystem()->BuildEquationSystem();
      46         779 :   GetEquationSystem()->FormSystem(_true_x, _true_rhs);
      47         779 : }
      48             : 
      49             : } // namespace Moose::MFEM
      50             : 
      51             : #endif