FVPressureJumpGreenGaussGradient.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
 
#pragma once
 
#include "FVGreenGaussGradient.h"
 
class LinearFVGradientReader;
class PorousRhieChowMassFlux;
 
class FVPressureJumpGreenGaussGradient : public FVGreenGaussGradient
{
public:
  static InputParameters validParams();
  FVPressureJumpGreenGaussGradient(const InputParameters & params);
 
  void linkFlowSystem(PorousRhieChowMassFlux & rc,
                      const LinearFVGradientReader & pressure_gradient);
 
private:
  // computes without limiter which also means without removing the prescribed jumps
  void computeGradientWithoutLimiter(
      SystemBase & system,
      GradientContainer & gradient,
      const std::unordered_set<unsigned int> & variable_numbers) const override;
 
  InternalFaceValues internalFaceValues(const FaceInfo & fi,
                                        const ElemInfo & elem_info,
                                        const ElemInfo & neighbor_info,
                                        const MooseLinearVariableFV<Real> & variable,
                                        Real elem_value,
                                        Real neighbor_value) const override;
 
  const PorousRhieChowMassFlux * _rhie_chow = nullptr;
 
  const LinearFVGradientReader * _pressure_gradient = nullptr;
 
  const SystemBase * _pressure_system = nullptr;
 
  unsigned int _pressure_variable_number = libMesh::invalid_uint;
};