NicaCbmGlobalTrack.cxx

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/*
 * NicaCbmTrack.cxx
 *
 *  Created on: 3 gru 2018
 *      Author: Daniel Wielanek
 *              E-mail: daniel.wielanek@gmail.com
 *              Warsaw University of Technology, Faculty of Physics
 */
#include "NicaCbmGlobalTrack.h"
#include "NicaCbmGlobalEventInterface.h"
#include "NicaExpEvent.h"
 
NicaCbmGlobalTrack::NicaCbmGlobalTrack()
  : fFirstPoint(new TVector3(0, 0, 0)), fLastPoint(new TVector3(0, 0, 0)) {}
 
NicaCbmGlobalTrack::NicaCbmGlobalTrack(const NicaCbmGlobalTrack& other)
  : NicaExpTrack(other) {
  fFirstPoint = new TVector3(*other.fFirstPoint);
  fLastPoint  = new TVector3(*other.fLastPoint);
  fHelix      = other.fHelix;
}
 
NicaCbmGlobalTrack&
NicaCbmGlobalTrack::operator=(const NicaCbmGlobalTrack& other) {
  if (this == &other) return *this;
  NicaExpTrack::operator=(other);
  *fFirstPoint          = *other.fFirstPoint;
  *fLastPoint           = *other.fLastPoint;
  fHelix                = other.fHelix;
  return *this;
}
 
void NicaCbmGlobalTrack::Update(CbmGlobalTrack* track,
                                NicaCbmGlobalEventInterface* /*interface*/) {
  SetChi2(track->GetChi2());
  SetTrackLenght(track->GetLength());
  const FairTrackParam* par = track->GetParamFirst();
  fFirstPoint->SetXYZ(par->GetX(), par->GetY(), par->GetZ());
  const FairTrackParam* par2 = track->GetParamLast();
  fLastPoint->SetXYZ(par2->GetX(), par2->GetY(), par2->GetZ());
  const CbmTrackParam* track_param = track->GetParamVertex();
  GetMomentum()->SetXYZM(
    track_param->GetPx(), track_param->GetPy(), track_param->GetPz(), 0);
 
  const NicaExpEvent* ev = (NicaExpEvent*) GetEvent();
  fHelix.Build(track);
  GetDCA()->SetXYZ(track_param->GetX() - ev->GetVertex()->X(),
                   track_param->GetY() - ev->GetVertex()->Y(),
                   track_param->GetZ() - ev->GetVertex()->Z());
  Double_t qp = track_param->GetQp();
  if (qp > 0)
    SetCharge(1);
  else
    SetCharge(-1);
}
 
void NicaCbmGlobalTrack::CopyData(NicaTrack* other) {
  NicaExpTrack::CopyData(other);
  NicaCbmGlobalTrack* track = (NicaCbmGlobalTrack*) other;
  *fFirstPoint              = *track->fFirstPoint;
  *fLastPoint               = *track->fLastPoint;
  fHelix                    = track->fHelix;
}
 
NicaCbmGlobalTrack::~NicaCbmGlobalTrack() {
  delete fFirstPoint;
  delete fLastPoint;
}