WriterManager.h

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#pragma once
 
#include <functional>
#include <string>
#include <vector>
 
#include "../global/global.h"
#include "../grid/field_info.h"
#include "../grid/grid3D.h"
#include "../io/FnameTemplate.h"  // define FnameTemplate
#include "../io/ParameterMap.h"   // define ParameterMap
 
namespace io
{
 
using WriterFn = std::function<void(Grid3D &, Parameters, int, const FnameTemplate &)>;
 
namespace detail
{
 
struct WriterPack {
  std::string name;
  int cadence;
  const WriterFn fn;
};
 
}  // namespace detail
 
class WriterManager
{
  FnameTemplate fname_template_;
  std::vector<io::detail::WriterPack> packs_;
 
 public:
  WriterManager() = delete;
  WriterManager(const Parameters &P, ParameterMap &pmap, const FieldInfo &field_info);
 
  const FnameTemplate &fname_template() const noexcept { return fname_template_; }
 
  void Apply_Writers(Grid3D &G, const Parameters &P, int nfile) const
  {
    for (const io::detail::WriterPack &pack : packs_) {
      if (nfile % pack.cadence == 0) {
        pack.fn(G, P, nfile, fname_template_);
      }
    }
  }
};
 
}  // namespace io