SwitchingFunctionConstraintEta.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 "JvarMapInterface.h"
#include "DerivativeMaterialInterface.h"
 
class SwitchingFunctionConstraintEta
  : public DerivativeMaterialInterface<JvarMapKernelInterface<Kernel>>
{
public:
  static InputParameters validParams();
 
  SwitchingFunctionConstraintEta(const InputParameters & parameters);
 
protected:
  virtual Real computeQpResidual();
  virtual Real computeQpJacobian();
  virtual Real computeQpOffDiagJacobian(unsigned int);
 
  VariableName _eta_name;
 
  const MaterialProperty<Real> & _dh;
  const MaterialProperty<Real> & _d2h;
  std::vector<const MaterialProperty<Real> *> _d2ha;
  const JvarMap & _d2ha_map;
 
  const VariableValue & _lambda;
  unsigned int _lambda_var;
};