SolidMechanicsPlasticJ2.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 "SolidMechanicsPlasticModel.h"
#include "SolidMechanicsHardeningModel.h"

class SolidMechanicsPlasticJ2 : public SolidMechanicsPlasticModel
{
public:
  static InputParameters validParams();

  SolidMechanicsPlasticJ2(const InputParameters & parameters);

  virtual std::string modelName() const override;

  virtual bool useCustomReturnMap() const override;

  virtual bool useCustomCTO() const override;

  virtual bool returnMap(const RankTwoTensor & trial_stress,
                         Real intnl_old,
                         const RankFourTensor & E_ijkl,
                         Real ep_plastic_tolerance,
                         RankTwoTensor & returned_stress,
                         Real & returned_intnl,
                         std::vector<Real> & dpm,
                         RankTwoTensor & delta_dp,
                         std::vector<Real> & yf,
                         bool & trial_stress_inadmissible) const override;

  virtual RankFourTensor
  consistentTangentOperator(const RankTwoTensor & trial_stress,
                            Real intnl_old,
                            const RankTwoTensor & stress,
                            Real intnl,
                            const RankFourTensor & E_ijkl,
                            const std::vector<Real> & cumulative_pm) const override;

protected:
  virtual Real yieldFunction(const RankTwoTensor & stress, Real intnl) const override;

  virtual RankTwoTensor dyieldFunction_dstress(const RankTwoTensor & stress,
                                               Real intnl) const override;

  Real dyieldFunction_dintnl(const RankTwoTensor & stress, Real intnl) const override;

  virtual RankTwoTensor flowPotential(const RankTwoTensor & stress, Real intnl) const override;

  virtual RankFourTensor dflowPotential_dstress(const RankTwoTensor & stress,
                                                Real intnl) const override;

  RankTwoTensor dflowPotential_dintnl(const RankTwoTensor & stress, Real intnl) const override;

  virtual Real yieldStrength(Real intnl) const;

  virtual Real dyieldStrength(Real intnl) const;

private:
  const SolidMechanicsHardeningModel & _strength;

  const unsigned _max_iters;

  const bool _use_custom_returnMap;

  const bool _use_custom_cto;
};