ParticleIdentifier.h

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#ifndef INCLUDE_EICSMEAR_ERHIC_PARTICLEIDENTIFIER_H_
#define INCLUDE_EICSMEAR_ERHIC_PARTICLEIDENTIFIER_H_
 
#include <cmath>
#include <limits>
#include <vector>
 
#include "eicsmear/erhic/BeamParticles.h"
#include "eicsmear/erhic/Particle.h"
#include "eicsmear/erhic/VirtualEvent.h"
 
class ParticleIdentifier {
 public:
  ParticleIdentifier(const int leptonPdg = ~unsigned(0)/2);
 
  virtual ~ParticleIdentifier() { }
 
  virtual bool isBeamLepton(const erhic::VirtualParticle&) const;
 
  virtual bool isBeamNucleon(const erhic::VirtualParticle&) const;
 
  virtual bool isScatteredLepton(const erhic::VirtualParticle&) const;
 
  virtual bool IsVirtualPhoton(const erhic::VirtualParticle&) const;
 
  virtual bool SkipParticle(const erhic::VirtualParticle&) const;
 
  virtual void SetLeptonBeamPdgCode(int pdg);
 
  virtual int GetLeptonBeamPdgCode() const;
 
  virtual bool SetChargedCurrent(bool isChargedCurrent);
 
  static bool IdentifyBeams(const erhic::VirtualEvent&, BeamParticles&);
 
  static bool IdentifyBeams(const erhic::VirtualEvent&,
                            std::vector<const erhic::VirtualParticle*>&);
 
 protected:
  Int_t DetermineScatteredType(Int_t);
 
  Bool_t mChargedCurrent;
  Int_t mLeptonBeamPdgCode;
  Int_t mScatteredPdgCode;
};
 
inline int ParticleIdentifier::GetLeptonBeamPdgCode() const {
  return mLeptonBeamPdgCode;
}
 
#endif  // INCLUDE_EICSMEAR_ERHIC_PARTICLEIDENTIFIER_H_