GlobalStrainUserObject.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 "ElementUserObject.h"
#include "GlobalStrainUserObjectInterface.h"
 
#include "RankTwoTensor.h"
#include "RankFourTensor.h"
 
class GlobalStrainUserObject : public ElementUserObject, public GlobalStrainUserObjectInterface
{
public:
  static InputParameters validParams();
 
  GlobalStrainUserObject(const InputParameters & parameters);
 
  void initialize() override;
  void execute() override;
  void threadJoin(const UserObject & uo) override;
  void finalize() override;
  virtual const RankTwoTensor & getResidual() const override;
  virtual const RankFourTensor & getJacobian() const override;
  virtual const VectorValue<bool> & getPeriodicDirections() const override;
 
  virtual void computeAdditionalStress() {}
 
protected:
  const std::string _base_name;
 
  const MaterialProperty<RankFourTensor> & _dstress_dstrain;
 
  const MaterialProperty<RankTwoTensor> & _stress;
 
  RankTwoTensor _applied_stress_tensor;
  RankTwoTensor _residual;
  RankFourTensor _jacobian;
 
  const unsigned int _dim;
 
  const std::vector<const MooseVariableFieldBase *> _disp_var;
 
  VectorValue<bool> _periodic_dir;
};