G4Hdf5NtupleManager.hh

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// Manager class for Hdf5 ntuples
//
// Author: Ivana Hrivnacova, 20/07/2017 (ivana@ipno.in2p3.fr)
 
#ifndef G4Hdf5NtupleManager_h
#define G4Hdf5NtupleManager_h 1
 
#include "G4TNtupleManager.hh"
#include "G4AnalysisUtilities.hh"
#include "globals.hh"
 
#include "toolx/hdf5/ntuple"
 
#include <memory>
#include <utility>
#include <vector>
 
class G4Hdf5FileManager;
 
// Types alias
using G4Hdf5File = std::tuple<hid_t, hid_t, hid_t>;
using Hdf5NtupleDescription = G4TNtupleDescription<toolx::hdf5::ntuple, G4Hdf5File>;
 
// template specialization used by this class defined below
 
template <>
template <>
G4bool G4TNtupleManager<toolx::hdf5::ntuple, G4Hdf5File>::FillNtupleTColumn(
  G4int ntupleId, G4int columnId, const std::string& value);
 
 
class G4Hdf5NtupleManager : public G4TNtupleManager<toolx::hdf5::ntuple,
                                                    G4Hdf5File>
{
  friend class G4Hdf5AnalysisManager;
  friend class G4Hdf5NtupleFileManager;
 
  public:
    explicit G4Hdf5NtupleManager(const G4AnalysisManagerState& state);
    G4Hdf5NtupleManager() = delete;
    ~G4Hdf5NtupleManager() override = default;
 
  private:
    // Set methods
    void SetFileManager(std::shared_ptr<G4Hdf5FileManager> fileManager);
 
    // Access to ntuple vector (needed for Write())
    const std::vector<Hdf5NtupleDescription*>& GetNtupleDescriptionVector() const;
 
    // Utility function
    void CreateTNtuple(Hdf5NtupleDescription* ntupleDescription, G4bool warn);
 
    // Methods from the templated base class
    //
    void CreateTNtupleFromBooking(Hdf5NtupleDescription* ntupleDescription) final;
 
    void FinishTNtuple(Hdf5NtupleDescription* ntupleDescription, G4bool fromBooking) final;
 
    // Static data members
    static constexpr std::string_view fkClass { "G4Hdf5NtupleManager" };
 
    // Data members
    std::shared_ptr<G4Hdf5FileManager>  fFileManager { nullptr };
};
class G4Hdf5NtupleManager : public G4TNtupleManager<toolx::hdf5::ntuple, {…};
 
// inline functions
 
using std::to_string;
 
inline void
G4Hdf5NtupleManager::SetFileManager(std::shared_ptr<G4Hdf5FileManager> fileManager)
{
  fFileManager = std::move(fileManager);
}
 
inline const std::vector<Hdf5NtupleDescription*>&
G4Hdf5NtupleManager::GetNtupleDescriptionVector() const
{ return fNtupleDescriptionVector; }
 
template <>
template <>
inline G4bool G4TNtupleManager<toolx::hdf5::ntuple, G4Hdf5File>::FillNtupleTColumn(
  G4int ntupleId, G4int columnId, const std::string& value)
{
  if ( fState.GetIsActivation() && ( ! GetActivation(ntupleId) ) ) {
    //G4cout << "Skipping FillNtupleIColumn for " << ntupleId << G4endl;
    return false;
  }
 
  // get ntuple
  auto ntuple = GetNtupleInFunction(ntupleId, "FillNtupleTColumn");
  if (ntuple == nullptr) return false;
 
  // get generic column
  auto index = columnId - fFirstNtupleColumnId;
  if ( index < 0 || index >= G4int(ntuple->columns().size()) ) {
    G4Analysis::Warn(
      "ntupleId " + to_string(ntupleId) + " columnId " + to_string(columnId) +
      " does not exist.", fkClass, "FillNtupleTColumn");
    return false;
  }
  auto icolumn =  ntuple->columns()[index];
 
  // get column and check its type
  auto column = dynamic_cast<toolx::hdf5::ntuple::column_string* >(icolumn);
  if (column == nullptr) {
    G4Analysis::Warn(
      "Column type does not match: ntupleId " + to_string(ntupleId) +
      " columnId " + to_string(columnId) + " value " + value,
      fkClass, "FillNtupleTColumn");
    return false;
  }
 
  column->fill(value);
 
  if ( IsVerbose(G4Analysis::kVL4) ) {
    Message(G4Analysis::kVL4, "fill", "ntuple T column",
      " ntupleId " + to_string(ntupleId) +
      " columnId " + to_string(columnId) +
      " value " + G4Analysis::ToString(value));
  }
 
  return true;
}
 
#endif