MassFluxPenaltyBC.h

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//* This file is part of the MOOSE framework
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//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
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//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html

#pragma once

#include "ElementAndTraceScalarHDGBC.h"

class MassFluxPenaltyIPHDGAssemblyHelper;

/*
 * Imposes a singular perturbation on the component momentum equations penalizing discontinuities in
 * mass flux. Similar to \p MassFluxPenalty except it does not couple interior degrees of freedom on
 * neighboring elements, which makes this class useful in tandem with hybridized discretizations
 * because it supports static condensation
 */
class MassFluxPenaltyBC : public ElementAndTraceScalarHDGBC
{
public:
  static InputParameters validParams();

  MassFluxPenaltyBC(const InputParameters & parameters);

private:
  virtual ElementAndTraceScalarHDGAssemblyHelper & hdgHelper() override;
  virtual void compute(ElementAndTraceScalarHDGAssemblyHelper & helper) override;

  std::unique_ptr<MassFluxPenaltyIPHDGAssemblyHelper> _iphdg_helper;

  const bool _dirichlet_boundary;
};