SetupPreconditionerAction.C

Go to the documentation of this file.

//* This file is part of the MOOSE framework
//* https://www.mooseframework.org
//*
//* 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

// MOOSE includes
#include "SetupPreconditionerAction.h"
#include "Factory.h"
#include "PetscSupport.h"
#include "MoosePreconditioner.h"
#include "FEProblem.h"
#include "CreateExecutionerAction.h"
#include "NonlinearSystemBase.h"

unsigned int SetupPreconditionerAction::_count = 0;

registerMooseAction("MooseApp", SetupPreconditionerAction, "add_preconditioning");

InputParameters
SetupPreconditionerAction::validParams()
{
  InputParameters params = MooseObjectAction::validParams();
  params.addClassDescription("Add a Preconditioner object to the simulation.");
  return params;
}

SetupPreconditionerAction::SetupPreconditionerAction(const InputParameters & params)
  : MooseObjectAction(params)
{
}

void
SetupPreconditionerAction::act()
{
  if (_problem.get() != NULL)
  {
    // build the preconditioner
    std::shared_ptr<MoosePreconditioner> pc =
        _factory.create<MoosePreconditioner>(_type, _name, _moose_object_pars);

    pc->_nl.setPreconditioner(pc);

    Moose::PetscSupport::storePetscOptions(*_problem, _moose_object_pars);
  }
}