cutcell/boundary_condition/MassflowBoundary.hpp

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// Copyright (c) 2019 Maikel Nadolski
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// SOFTWARE.
 
#ifndef FUB_AMREX_CUTCELL_MASSFLOW_BOUNDARY_HPP
#define FUB_AMREX_CUTCELL_MASSFLOW_BOUNDARY_HPP
 
#include "fub/AMReX/cutcell/GriddingAlgorithm.hpp"
 
#include "fub/Direction.hpp"
#include "fub/equations/IdealGasMix.hpp"
 
#include <AMReX.H>
 
namespace fub::amrex::cutcell {
/// \ingroup BoundaryCondition
///
struct MassflowBoundaryOptions {
  MassflowBoundaryOptions() = default;
  MassflowBoundaryOptions(const ProgramOptions& options);
 
  std::string channel_name{"MassflowBoundary"};
  ::amrex::Box coarse_inner_box{};
  double required_massflow = 0.0;
  double surface_area = 0.0;
  Direction dir = Direction::X;
  int side = 0;
};
 
/// \ingroup BoundaryCondition
///
class MassflowBoundary {
public:
  MassflowBoundary(const IdealGasMix<AMREX_SPACEDIM>& eq,
                   const MassflowBoundaryOptions& options);
 
  void FillBoundary(::amrex::MultiFab& mf, const GriddingAlgorithm& gridding,
                    int level);
 
 void FillBoundary(::amrex::MultiFab& mf, const GriddingAlgorithm& gridding,
                    int level, Direction dir) {
    if (dir == options_.dir) {
      FillBoundary(mf, gridding, level);
    }
  }
 
  void FillBoundary(::amrex::MultiFab& mf, const ::amrex::MultiFab& alphas,
                    const ::amrex::Geometry& geom,
                    const Complete<IdealGasMix<AMREX_SPACEDIM>>& state);
 
private:
  IdealGasMix<AMREX_SPACEDIM> equation_;
  MassflowBoundaryOptions options_;
};
 
} // namespace fub::amrex::cutcell
 
#endif // !FUB_AMREX_CUTCELL_ISENTROPIC_PRESSURE_BOUNDARY_HPP