G4FastSimulation.h

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// Copyright 2019-2026 CERN and copyright holders of ALICE O2.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
// This software is distributed under the terms of the GNU General Public
// License v3 (GPL Version 3), copied verbatim in the file "COPYING".
//
// In applying this license CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
 
#ifndef O2_FASTSIM_G4_FAST_SIMULATION_H_
#define O2_FASTSIM_G4_FAST_SIMULATION_H_
 
 
#include "TG4RunConfiguration.h"
#include "TG4VUserFastSimulation.h"
#include "TG4VUserPostDetConstruction.h"
 
#include <string>
#include <vector>
 
namespace o2::fastsim
{
 
class G4FastSimulation : public TG4VUserFastSimulation
{
 public:
  G4FastSimulation(std::vector<std::string> models, const std::string& envelope,
                   double minEnergyGeV);
  void Construct() override;
 
 private:
  std::vector<std::string> mModels;
  std::string mEnvelope;
  double mMinEnergy = 1.;
};
 
class G4RunConfiguration : public TG4RunConfiguration
{
 public:
  using TG4RunConfiguration::TG4RunConfiguration;
  TG4VUserFastSimulation* CreateUserFastSimulation() override;
  TG4VUserPostDetConstruction* CreateUserPostDetConstruction() override;
};
 
} // namespace o2::fastsim
 
#endif // O2_FASTSIM_G4_FAST_SIMULATION_H_