CrackTipEnrichmentStressDivergenceTensors.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 "ALEKernel.h"
#include "RankTwoTensor.h"
#include "RankFourTensor.h"
#include "CrackFrontDefinition.h"
#include "EnrichmentFunctionCalculation.h"
 
// Forward Declarations
class CrackTipEnrichmentStressDivergenceTensors;
 
template <>
InputParameters validParams<CrackTipEnrichmentStressDivergenceTensors>();
 
class CrackTipEnrichmentStressDivergenceTensors : public ALEKernel,
                                                  public EnrichmentFunctionCalculation
{
public:
  CrackTipEnrichmentStressDivergenceTensors(const InputParameters & parameters);
 
protected:
  virtual Real computeQpResidual() override;
  virtual Real computeQpJacobian() override;
  virtual Real computeQpOffDiagJacobian(unsigned int jvar) override;
 
  const std::string _base_name;
 
  const MaterialProperty<RankTwoTensor> & _stress;
  const MaterialProperty<RankFourTensor> & _Jacobian_mult;
 
  const MaterialProperty<RankTwoTensor> * _deformation_gradient;
  const MaterialProperty<RankTwoTensor> * _deformation_gradient_old;
  const MaterialProperty<RankTwoTensor> * _rotation_increment;
 
  const unsigned int _component;
  const unsigned int _enrichment_component;
 
  unsigned int _nenrich_disp;
  std::vector<unsigned int> _enrich_disp_var;
 
  unsigned int _ndisp;
  std::vector<unsigned int> _disp_var;
 
private:
  std::vector<Real> _B;
  std::vector<RealVectorValue> _dBX;
  std::vector<RealVectorValue> _dBx;
  std::vector<Real> _BI;
  std::vector<Real> _BJ;
};