ScalarDamageBase.h

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//* 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
 
#pragma once
 
#include "DamageBase.h"
 
// Forward declaration
class ScalarDamageBase;
 
template <>
InputParameters validParams<ScalarDamageBase>();
 
class ScalarDamageBase : public DamageBase
{
public:
  static InputParameters validParams();
 
  ScalarDamageBase(const InputParameters & parameters);
 
  virtual void initQpStatefulProperties() override;
 
  virtual void updateDamage() override;
 
  virtual void updateStressForDamage(RankTwoTensor & stress_new) override;
 
  virtual void updateJacobianMultForDamage(RankFourTensor & jacobian_mult) override;
 
  virtual void computeUndamagedOldStress(RankTwoTensor & stress_old) override;
 
  virtual Real computeTimeStepLimit() override;
 
  const Real & getQpDamageIndex(unsigned int qp);
 
  const std::string getDamageIndexName() const { return _damage_index_name; }
 
protected:
  const std::string _damage_index_name;
 
  virtual void updateQpDamageIndex() = 0;
 
  MaterialProperty<Real> & _damage_index;
  const MaterialProperty<Real> & _damage_index_old;
  const MaterialProperty<Real> & _damage_index_older;
 
  const bool _use_old_damage;
 
  const Real & _residual_stiffness_fraction;
 
  const Real & _maximum_damage_increment;
};