BDSBunchEventGenerator.hh

/* 
Beam Delivery Simulation (BDSIM) Copyright (C) BDSIM Collaboration, 2001 - 2026.
 
This file is part of BDSIM.
 
BDSIM is free software: you can redistribute it and/or modify 
it under the terms of the GNU General Public License as published 
by the Free Software Foundation version 3 of the License.
 
BDSIM is distributed in the hope that it will be useful, but 
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
 
You should have received a copy of the GNU General Public License
along with BDSIM.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef BDSBUNCHEVENTGENERATOR_H
#define BDSBUNCHEVENTGENERATOR_H 
 
#include "BDSBunchFileBased.hh"
 
#include "G4RotationMatrix.hh"
#include "G4Types.hh"
 
#include <set>
 
class BDSBunchEventGenerator: public BDSBunchFileBased
{
public: 
  BDSBunchEventGenerator();
  virtual ~BDSBunchEventGenerator(); 
  BDSBunchEventGenerator& operator=(const BDSBunchEventGenerator&) = delete;
  BDSBunchEventGenerator(BDSBunchEventGenerator&) = delete;
  
  // Make friends so they can access protected members
  friend class BDSPrimaryGeneratorFileHEPMC;
  friend class BDSPrimaryGeneratorFileSampler;
  
  virtual void SetOptions(const BDSParticleDefinition* beamParticle,
                          const GMAD::Beam&            beam,
                          const BDSBunchType&          distrType,
                          G4Transform3D                beamlineTransformIn = G4Transform3D::Identity,
                          G4double                     beamlineS = 0);
  virtual void CheckParameters();
 
  G4bool AcceptParticle(const BDSParticleCoordsFull& coords,
                        G4double rpOriginal,
                        G4double kineticEnergy,
                        G4int    pdgID);
 
  G4RotationMatrix ReferenceBeamMomentumOffset() const;
  
protected:
  void ParseAcceptedParticleIDs();
 
  G4int    eventGeneratorNEventsSkip;
  G4double eventGeneratorMinX;
  G4double eventGeneratorMaxX;
  G4double eventGeneratorMinY;
  G4double eventGeneratorMaxY;
  G4double eventGeneratorMinZ;
  G4double eventGeneratorMaxZ;
  G4double eventGeneratorMinXp;
  G4double eventGeneratorMaxXp;
  G4double eventGeneratorMinYp;
  G4double eventGeneratorMaxYp;
  G4double eventGeneratorMinZp;
  G4double eventGeneratorMaxZp;
  G4double eventGeneratorMinRp;
  G4double eventGeneratorMaxRp;
  G4double eventGeneratorMinT;
  G4double eventGeneratorMaxT;
  G4double eventGeneratorMinEK;
  G4double eventGeneratorMaxEK;
  G4double Rp0;
 
  std::set<G4int> acceptedParticles;
 
private:
  G4bool firstTime;                
  G4bool testOnParticleType;       
  G4String acceptedParticlesString;
};
 
#endif