RichardsLumpedMassChange.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 "TimeKernel.h"
#include "Material.h"
#include "RichardsVarNames.h"
#include "RichardsDensity.h"
#include "RichardsSeff.h"
#include "RichardsSat.h"

// Forward Declarations

class RichardsLumpedMassChange : public TimeKernel
{
public:
  static InputParameters validParams();

  RichardsLumpedMassChange(const InputParameters & parameters);

protected:
  virtual Real computeQpResidual();

  virtual Real computeQpJacobian();

  virtual Real computeQpOffDiagJacobian(unsigned int jvar);

  const RichardsVarNames & _richards_name_UO;

  unsigned int _num_p;

  unsigned int _pvar;

  const MaterialProperty<Real> & _porosity;

  const MaterialProperty<Real> & _porosity_old;

  const RichardsSeff & _seff_UO;

  const RichardsSat & _sat_UO;

  const RichardsDensity & _density_UO;

  std::vector<const VariableValue *> _ps_at_nodes;

  std::vector<const VariableValue *> _ps_old_at_nodes;

  std::vector<Real> _dseff;
};