ERNeuRadPoint.cxx

// -------------------------------------------------------------------------
// -----                          ERNeuRadPoint source file            -----
// -------------------------------------------------------------------------

#include <cmath>

#include "ERNeuRadPoint.h"
#include "FairLogger.h"

#include <iostream>

// -----   Default constructor   -------------------------------------------
ERNeuRadPoint::ERNeuRadPoint()
  : FairMCPoint(),
    fX_out(0.), fY_out(0.), fZ_out(0.),
    fPx_out(0.), fPy_out(0.), fPz_out(0.)
{
}
// -------------------------------------------------------------------------

// -----   Standard constructor   ------------------------------------------
ERNeuRadPoint::ERNeuRadPoint(Int_t eventID, Int_t trackID,
          Int_t mot0trackID,
          Int_t fiberNb, Int_t pixelNb, Int_t moduleNb,
          Double_t mass,
          TVector3 posIn, TVector3 posInLoc,
          TVector3 posOut, TVector3 momIn, TVector3 momOut,
          Double_t timeIn, Double_t timeOut, Double_t trackLength,
          Double_t eLoss, Double_t lightYield, Int_t pid, Double_t charge)
  : FairMCPoint(trackID, -1., posIn, momIn, timeIn, 0., eLoss),
    fEventID(eventID),
    fFiberNb(fiberNb), fPixelNb(pixelNb),fModuleNb(moduleNb),
    fXlocal(posInLoc.X()),fYlocal(posInLoc.Y()), fZlocal(posInLoc.Z()), 
    fX_out(posOut.X()), fY_out(posOut.Y()), fZ_out(posOut.Z()),
    fPx_out(momOut.X()), fPy_out(momOut.Y()), fPz_out(momOut.Z()),
    fLightYield(lightYield), fPID(pid), fCharge(charge),fTimeIn(timeIn), fTimeOut(timeOut),
    fTrackLength(trackLength)
{
}
// -------------------------------------------------------------------------

// -------------------------------------------------------------------------
ERNeuRadPoint::ERNeuRadPoint(const ERNeuRadPoint& right)
  : FairMCPoint(right),
    fFiberNb(right.fFiberNb),fPixelNb(right.fPixelNb),fModuleNb(right.fModuleNb),
    fX_out(right.fX_out), fY_out(right.fY_out), fZ_out(right.fZ_out),
    fPx_out(right.fPx_out), fPy_out(right.fPy_out), fPz_out(right.fPz_out),
    fLightYield(right.fLightYield), fPID(right.fPID), fCharge(right.fCharge),
    fTimeIn(right.fTimeIn),fTimeOut(right.fTimeOut), fTrackLength(right.fTrackLength)
{
}
// -------------------------------------------------------------------------

// -----   Destructor   ----------------------------------------------------
ERNeuRadPoint::~ERNeuRadPoint()
{
}
// -------------------------------------------------------------------------

// -----   Public method Print   -------------------------------------------
void ERNeuRadPoint::Print(const Option_t* opt /* = 0*/) const
{
  LOG(INFO) << "-I- ERNeuRadPoint: track " << fTrackID << " mother track = " << fMot0TrackID <<  FairLogger::endl;
  LOG(INFO) << "    Position (" << fX << ", " << fY << ", " << fZ << ") cm" << FairLogger::endl;
  LOG(INFO) << "    Momentum (" << fPx << ", " << fPy << ", " << fPz << ") GeV" << FairLogger::endl;
  LOG(INFO) << "    Time " << fTime << " ns,  Length " << fLength << " cm" << FairLogger::endl;
  LOG(INFO) << "    Energy loss " << fELoss << " keV, Light yield " << fLightYield << " MeV "<<  FairLogger::endl;
  LOG(INFO) << "    Fiber number " << fFiberNb << " Pixel number " << fPixelNb << " Module number " << fModuleNb << FairLogger::endl;
}
// -------------------------------------------------------------------------

// -----   Point x coordinate from linear extrapolation   ------------------
Double_t ERNeuRadPoint::GetX(Double_t z) const
{
  //  cout << fZ << " " << z << " " << fZ_out << endl;
  if ( (fZ_out-z)*(fZ-z) >= 0. ) return (fX_out+fX)/2.;
  Double_t dz = fZ_out - fZ;
  return ( fX + (z-fZ) / dz * (fX_out-fX) );
}
// -------------------------------------------------------------------------

// -----   Point y coordinate from linear extrapolation   ------------------
Double_t ERNeuRadPoint::GetY(Double_t z) const
{
  if ( (fZ_out-z)*(fZ-z) >= 0. ) return (fY_out+fY)/2.;
  Double_t dz = fZ_out - fZ;
  //  if ( TMath::Abs(dz) < 1.e-3 ) return (fY_out+fY)/2.;
  return ( fY + (z-fZ) / dz * (fY_out-fY) );
}
// -------------------------------------------------------------------------

// -----   Public method IsUsable   ----------------------------------------
Bool_t ERNeuRadPoint::IsUsable() const
{
  Double_t dz = fZ_out - fZ;
  if ( TMath::Abs(dz) < 1.e-4 ) return kFALSE;
  return kTRUE;
}
// -------------------------------------------------------------------------

//-------------------------------------------------------------------------
Double_t ERNeuRadPoint::GetPIn() const {
  return sqrt(fPx*fPx + fPy*fPy + fPz*fPz);
}
//-------------------------------------------------------------------------

//-------------------------------------------------------------------------
Double_t ERNeuRadPoint::GetPOut() const {
  return sqrt(fPx_out*fPx_out + fPy_out*fPy_out + fPz_out*fPz_out);
}
//-------------------------------------------------------------------------
Double_t ERNeuRadPoint::GetP(Double_t pointLen) const {
  return GetPIn() + (GetPOut() - GetPIn())*pointLen/GetLength();
}
//-------------------------------------------------------------------------
Double_t ERNeuRadPoint::GetTime(Double_t pointLen) const {
  return fTime + (fTimeOut - fTime)*pointLen/GetLength();
}
//-------------------------------------------------------------------------
Double_t ERNeuRadPoint::GetLength() const {
  return sqrt((fX_out-fX)*(fX_out-fX) + (fY_out-fY)*(fY_out-fY) + (fZ_out-fZ)*(fZ_out-fZ) );
}
//-------------------------------------------------------------------------

ClassImp(ERNeuRadPoint)