/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_6_2_5/src/SimG4Core/Notification/interface/TrackWithHistory.h

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#ifndef SimG4Core_TrackWithHistory_H
#define SimG4Core_TrackWithHistory_H 

#include "G4Track.hh"
#include "DataFormats/Math/interface/Vector3D.h"
#include "DataFormats/Math/interface/LorentzVector.h"

#include "G4Allocator.hh"

class G4VProcess;
class G4TrackToParticleID;
class TrackWithHistory 
{
public:
    TrackWithHistory(const G4Track * g4track);
    ~TrackWithHistory() {}

    inline void * operator new(size_t);
    inline void   operator delete(void * TrackWithHistory);

    void save()                                     { saved_ = true; }
    unsigned int trackID() const                    { return trackID_; }
    int particleID() const                          { return particleID_; }
    int parentID() const                            { return parentID_; }
    int genParticleID() const                       { return genParticleID_; }
    const math::XYZVectorD & momentum() const       { return momentum_; }
    double totalEnergy() const                      { return totalEnergy_; }
    const math::XYZVectorD & vertexPosition() const { return vertexPosition_; }
    double globalTime() const                       { return globalTime_; }
    double localTime() const                        { return localTime_; }
    double properTime() const                       { return properTime_; }
    const G4VProcess * creatorProcess() const       { return creatorProcess_; }
    double weight() const                           { return weight_; }
    void setTrackID(int i)                                  { trackID_ = i; }
    void setParentID(int i)                                     { parentID_ = i; }
    void setGenParticleID(int i)                    { genParticleID_ = i; }
    bool storeTrack() const                         { return storeTrack_; }
    bool saved() const                              { return saved_; }
    void checkAtEnd(const G4Track *);
private:
    unsigned int trackID_;
    int particleID_;
    int parentID_;
    int genParticleID_;
    math::XYZVectorD momentum_;
    double totalEnergy_;
    math::XYZVectorD vertexPosition_;
    double globalTime_;
    double localTime_;
    double properTime_;
    const G4VProcess * creatorProcess_;
    double weight_;
    bool storeTrack_;
    bool saved_;
    static G4TrackToParticleID*  theG4TrackToParticleID;
    int extractGenID(const G4Track * gt) const;
};

extern G4Allocator<TrackWithHistory> TrackWithHistoryAllocator;

inline void * TrackWithHistory::operator new(size_t) {
  void * aTwH;
  aTwH = (void *) TrackWithHistoryAllocator.MallocSingle();
  return aTwH;
}

inline void TrackWithHistory::operator delete(void * aTwH) {  
  TrackWithHistoryAllocator.FreeSingle((TrackWithHistory*) aTwH); 
}


#endif