SteffensenSolve.h

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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

#pragma once

#include "FixedPointSolve.h"
#include "NonlinearSystemBase.h"

class SteffensenSolve : public FixedPointSolve
{
public:
  SteffensenSolve(Executioner & ex);

  static InputParameters validParams();

  virtual void initialSetup() override;

  virtual void allocateStorage(const bool primary) override final;

  virtual void printFixedPointConvergenceHistory(
      Real initial_norm,
      const std::vector<Real> & timestep_begin_norms,
      const std::vector<Real> & timestep_end_norms) const override final;

private:
  virtual void saveVariableValues(const bool primary) override final;

  virtual void savePostprocessorValues(const bool primary) override final;

  virtual bool useFixedPointAlgorithmUpdateInsteadOfPicard(const bool primary) override final;

  virtual void transformPostprocessors(const bool primary) override final;

  virtual void transformVariables(const std::set<dof_id_type> & transformed_dofs,
                                  const bool primary) override final;

  TagID _fxn_m1_tagid;

  TagID _xn_m1_tagid;

  TagID _secondary_fxn_m1_tagid;

  TagID _secondary_xn_m1_tagid;
};