AllenCahnElasticEnergyOffDiag.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 "DerivativeMaterialInterface.h"
#include "JvarMapInterface.h"
#include "Kernel.h"
 
// Forward Declarations
class AllenCahnElasticEnergyOffDiag;
template <typename>
class RankTwoTensorTempl;
typedef RankTwoTensorTempl<Real> RankTwoTensor;
 
template <>
InputParameters validParams<AllenCahnElasticEnergyOffDiag>();
 
class AllenCahnElasticEnergyOffDiag
  : public DerivativeMaterialInterface<JvarMapKernelInterface<Kernel>>
{
public:
  AllenCahnElasticEnergyOffDiag(const InputParameters & parameters);
 
protected:
  Real computeQpResidual() override { return 0.0; }
 
  virtual Real computeQpOffDiagJacobian(unsigned int jvar) override;
 
  const MaterialProperty<Real> & _L;
 
  const unsigned int _ndisp;
  std::vector<unsigned int> _disp_var;
 
  const MaterialProperty<RankTwoTensor> & _d2Fdcdstrain;
};