INSFVMomentumViscousSourceRZ.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 "INSFVElementalKernel.h"

class INSFVMomentumViscousSourceRZ : public INSFVElementalKernel
{
public:
  static InputParameters validParams();
  INSFVMomentumViscousSourceRZ(const InputParameters & params);

  using INSFVElementalKernel::gatherRCData;
  void gatherRCData(const Elem &) override;

protected:
  ADReal computeSegregatedContribution() override;

private:
  const Moose::Functor<ADReal> & _mu;
  const unsigned int _rz_radial_coord;
  const Real _expansion_multiplier;

  ADReal computeCoefficient(const Moose::ElemArg & elem_arg, const Moose::StateArg & state) const;
};