OneD3EqnMomentumGravity.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 "DerivativeMaterialInterfaceTHM.h"

class OneD3EqnMomentumGravity : public DerivativeMaterialInterfaceTHM<Kernel>
{
public:
  OneD3EqnMomentumGravity(const InputParameters & parameters);

protected:
  virtual Real computeQpResidual();
  virtual Real computeQpJacobian();
  virtual Real computeQpOffDiagJacobian(unsigned int jvar);

  const VariableValue & _A;

  const MaterialProperty<Real> & _rho;
  const MaterialProperty<Real> & _drho_darhoA;

  const MaterialProperty<RealVectorValue> & _dir;
  const RealVectorValue & _gravity_vector;

  const unsigned int _arhoA_var_number;

public:
  static InputParameters validParams();
};