CompressibleAdvectionIntegratorContext.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_COMPRESSIBLE_ADVECTION_INTEGRATOR_CONTEXT_HPP
#define FUB_AMREX_COMPRESSIBLE_ADVECTION_INTEGRATOR_CONTEXT_HPP
 
#include "fub/AMReX/IntegratorContext.hpp"
 
namespace fub::amrex {
 
struct CompressibleAdvectionAdvectiveFluxes {
  ::amrex::MultiFab on_cells;
  std::array<::amrex::MultiFab, AMREX_SPACEDIM> on_faces;
};
 
/// \ingroup IntegratorContext
class CompressibleAdvectionIntegratorContext : public IntegratorContext {
public:
  CompressibleAdvectionIntegratorContext(
      std::shared_ptr<GriddingAlgorithm> gridding, HyperbolicMethod method);
 
  CompressibleAdvectionIntegratorContext(
      std::shared_ptr<GriddingAlgorithm> gridding, HyperbolicMethod method,
      int cell_gcw, int face_gcw);
 
  /// \brief Deeply copies a context and all its distributed data for all MPI
  /// ranks.
  CompressibleAdvectionIntegratorContext(
      const CompressibleAdvectionIntegratorContext&);
  CompressibleAdvectionIntegratorContext
  operator=(const CompressibleAdvectionIntegratorContext&);
 
  CompressibleAdvectionIntegratorContext(
      CompressibleAdvectionIntegratorContext&&) = default;
  CompressibleAdvectionIntegratorContext&
  operator=(CompressibleAdvectionIntegratorContext&&) = default;
 
  CompressibleAdvectionAdvectiveFluxes& GetAdvectiveFluxes(int level);
  const CompressibleAdvectionAdvectiveFluxes&
  GetAdvectiveFluxes(int level) const;
 
  /// \brief Replaces the underlying gridding algorithm with the specified one.
  void ResetHierarchyConfiguration(
      std::shared_ptr<GriddingAlgorithm> gridding) override;
 
  /// \brief Whenever the gridding algorithm changes the data hierarchy this
  /// function will regrid all distributed helper variables managed by the
  /// context.
  ///
  /// \param[in] level  The level number of the coarsest level which changed its
  /// shape. Regrid all levels finer than level.
  void ResetHierarchyConfiguration(int level = 0) override;
 
private:
  std::vector<CompressibleAdvectionAdvectiveFluxes> Pv_;
};
 
} // namespace fub::amrex
 
#endif