PhaseFieldFractureMechanicsOffDiag.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 "Kernel.h"
#include "RankTwoTensor.h"
#include "DerivativeMaterialInterface.h"
 
class PhaseFieldFractureMechanicsOffDiag : public DerivativeMaterialInterface<Kernel>
{
public:
  static InputParameters validParams();
 
  PhaseFieldFractureMechanicsOffDiag(const InputParameters & parameters);
 
protected:
  Real computeQpResidual() override { return 0.0; }
 
  Real computeQpJacobian() override { return 0.0; }
 
  virtual Real computeQpOffDiagJacobian(unsigned int jvar) override;
 
  const std::string _base_name;
 
  const unsigned int _component;
 
  const bool _c_coupled;
  const unsigned int _c_var;
  const MaterialProperty<RankTwoTensor> & _d_stress_dc;
};