G4TNtupleManager.hh

Go to the documentation of this file.

//
// ********************************************************************
// * License and Disclaimer                                           *
// *                                                                  *
// * The  Geant4 software  is  copyright of the Copyright Holders  of *
// * the Geant4 Collaboration.  It is provided  under  the terms  and *
// * conditions of the Geant4 Software License,  included in the file *
// * LICENSE and available at  http://cern.ch/geant4/license .  These *
// * include a list of copyright holders.                             *
// *                                                                  *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work  make  any representation or  warranty, express or implied, *
// * regarding  this  software system or assume any liability for its *
// * use.  Please see the license in the file  LICENSE  and URL above *
// * for the full disclaimer and the limitation of liability.         *
// *                                                                  *
// * This  code  implementation is the result of  the  scientific and *
// * technical work of the GEANT4 collaboration.                      *
// * By using,  copying,  modifying or  distributing the software (or *
// * any work based  on the software)  you  agree  to acknowledge its *
// * use  in  resulting  scientific  publications,  and indicate your *
// * acceptance of all terms of the Geant4 Software license.          *
// ********************************************************************
//
 
// Class template for ntuple managers for all output types.
//
// Author: Ivana Hrivnacova, 19/06/2015  (ivana@ipno.in2p3.fr)
 
#ifndef G4TNtupleManager_h
#define G4TNtupleManager_h 1
 
#include "G4BaseNtupleManager.hh"
#include "G4TNtupleDescription.hh"
#include "globals.hh"
 
#include <vector>
#include <string_view>
 
// NT - ntuple type, FT - file type
template <typename NT, typename FT>
class G4TNtupleManager : public G4BaseNtupleManager {
 
  public:
    explicit G4TNtupleManager(const G4AnalysisManagerState& state);
    G4TNtupleManager() = delete;
    ~G4TNtupleManager();
 
  protected:
    // Methods to manipulate ntuples
    virtual G4int CreateNtuple(G4NtupleBooking* ntupleBooking) override;
 
    virtual void CreateNtuplesFromBooking(
                   const std::vector<G4NtupleBooking*>& ntupleBookings);
 
    virtual G4bool Reset();
    virtual void Clear() override;
 
    // Methods to create ntuples
    // are implemented in G4NtupleBookingManager base class
 
    // Methods to fill ntuples
    // Methods for ntuple with id = FirstNtupleId (from base class)
    using G4BaseNtupleManager::FillNtupleIColumn;
    using G4BaseNtupleManager::FillNtupleFColumn;
    using G4BaseNtupleManager::FillNtupleDColumn;
    using G4BaseNtupleManager::FillNtupleSColumn;
    using G4BaseNtupleManager::AddNtupleRow;
    // Methods for ntuple with id > FirstNtupleId (when more ntuples exist)
    virtual G4bool FillNtupleIColumn(G4int ntupleId, G4int columnId, G4int value) final;
    virtual G4bool FillNtupleFColumn(G4int ntupleId, G4int columnId, G4float value) final;
    virtual G4bool FillNtupleDColumn(G4int ntupleId, G4int columnId, G4double value) final;
    virtual G4bool FillNtupleSColumn(G4int ntupleId, G4int columnId,
                                     const G4String& value) final;
    virtual G4bool AddNtupleRow(G4int ntupleId) override;
 
    // Activation option
    //
    virtual void  SetActivation(G4bool activation) final;
    virtual void  SetActivation(G4int ntupleId, G4bool activation) final;
    virtual G4bool  GetActivation(G4int ntupleId) const final;
 
    // Access methods
    NT* GetNtuple() const;
    NT* GetNtuple(G4int ntupleId) const;
    virtual G4int GetNofNtuples() const final;
 
    // Iterators
    typename std::vector<NT*>::iterator BeginNtuple();
    typename std::vector<NT*>::iterator EndNtuple();
    typename std::vector<NT*>::const_iterator BeginConstNtuple() const;
    typename std::vector<NT*>::const_iterator EndConstNtuple() const;
 
    // Data members
    std::vector<G4TNtupleDescription<NT, FT>*> fNtupleDescriptionVector;
    std::vector<NT*> fNtupleVector;
 
  private:
    // Methods
 
    // Fuctions which are specific to output type
    //
    virtual void CreateTNtupleFromBooking(
                    G4TNtupleDescription<NT, FT>* ntupleDescription) = 0;
 
    virtual void FinishTNtuple(
                    G4TNtupleDescription<NT, FT>* ntupleDescription,
                    G4bool fromBooking) = 0;
 
    // Common implementation
    //
 
    G4TNtupleDescription<NT, FT>*  GetNtupleDescriptionInFunction(G4int id,
                                        std::string_view function,
                                        G4bool warn = true) const;
    NT*  GetNtupleInFunction(G4int id,
                             std::string_view function,
                             G4bool warn = true) const;
 
    // template functions for filling ntuple columns
    template <typename T>
    G4bool FillNtupleTColumn(G4int ntupleId, G4int columnId, const T& value);
 
    // Static data members
    static constexpr std::string_view fkClass { "G4TNtupleManager<NT,FT>" };
};
 
#include "G4TNtupleManager.icc"
 
#endif