vtu_output.h

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//
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// Copyright (C) 2020 - 2024 by the ryujin authors
//
 
#pragma once
 
#include <compile_time_options.h>
 
#include "convenience_macros.h"
#include "hyperbolic_module.h"
#include "offline_data.h"
#include "postprocessor.h"
 
#include <deal.II/base/parameter_acceptor.h>
#include <deal.II/grid/intergrid_map.h>
#include <deal.II/multigrid/mg_transfer_matrix_free.h>
 
namespace ryujin
{
 
  template <typename Description, int dim, typename Number = double>
  class VTUOutput final : public dealii::ParameterAcceptor
  {
  public:
 
    using HyperbolicSystem = typename Description::HyperbolicSystem;
 
    using View =
        typename Description::template HyperbolicSystemView<dim, Number>;
 
    static constexpr auto problem_dimension = View::problem_dimension;
 
    using state_type = typename View::state_type;
 
    static constexpr auto n_precomputed_values = View::n_precomputed_values;
 
    using precomputed_type = typename View::precomputed_type;
 
    using StateVector = typename View::StateVector;
 
    using ScalarVector = Vectors::ScalarVector<Number>;
 
 
 
    VTUOutput(
        const MPI_Comm &mpi_communicator,
        const OfflineData<dim, Number> &offline_data,
        const HyperbolicModule<Description, dim, Number> &hyperbolic_module,
        const Postprocessor<Description, dim, Number> &postprocessor,
        const std::string &subsection = "/VTUOutput");
 
    void prepare();
 
    void schedule_output(const StateVector &state_vector,
                         std::string name,
                         Number t,
                         unsigned int cycle,
                         bool output_full = true,
                         bool output_cutplanes = true);
 
    ACCESSOR_READ_ONLY(need_to_prepare_step)
 
  private:
 
    bool use_mpi_io_;
 
    std::vector<std::string> manifolds_;
 
    std::vector<std::string> vtu_output_quantities_;
 
 
 
    const MPI_Comm &mpi_communicator_;
 
    dealii::SmartPointer<const OfflineData<dim, Number>> offline_data_;
    dealii::SmartPointer<const HyperbolicModule<Description, dim, Number>>
        hyperbolic_module_;
    dealii::SmartPointer<const Postprocessor<Description, dim, Number>>
        postprocessor_;
 
    bool need_to_prepare_step_;
 
    std::vector<ScalarVector> quantities_;
 
    std::vector<
        std::tuple<std::string /*name*/,
                   std::function<void(ScalarVector & /*result*/,
                                      const StateVector & /*state_vector*/)>>>
        quantities_mapping_;
 
  };
 
} /* namespace ryujin */