RICH/AliRICHv0.cxx

   1 //**************************************************************************
   2 //  Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   3 //                                                                         *
   4 //  Author: The ALICE Off-line Project.                                    *
   5 //  Contributors are mentioned in the code where appropriate.              *
   6 //                                                                         *
   7 //  Permission to use, copy, modify and distribute this software and its   *
   8 //  documentation strictly for non-commercial purposes is hereby granted   *
   9 //  without fee, provided that the above copyright notice appears in all   *
  10 //  copies and that both the copyright notice and this permission notice   *
  11 //  appear in the supporting documentation. The authors make no claims     *
  12 //  about the suitability of this software for any purpose. It is          *
  13 //  provided "as is" without express or implied warranty.                  *
  14 //**************************************************************************
  15
  16 #include "AliRICHv0.h"
  17 #include "AliRICHChamber.h"
  18 #include <AliRun.h>
  19 #include <AliMC.h>
  20 #include <TVirtualMC.h>
  21 #include <TPDGCode.h>
  22 #include <TLorentzVector.h>
  23 #include <TMath.h>
  24
  25 ClassImp(AliRICHv0)
  26
  27 void AliRICHv0::StepManager()
  28 {
  29 //This StepManager is a provision for different test-learn activities on the current MC layer
  30   const char *sParticle;
  31   switch(gMC->TrackPid()){
  32     case kProton:
  33       sParticle="proton";break;
  34     case kNeutron:
  35       sParticle="neutron";break;
  36     case kGamma:
  37       sParticle="gamma";break;
  38     case kCerenkov:
  39       sParticle="photon";break;
  40     case kPi0:
  41       sParticle="Pi0";break;
  42     case kElectron:
  43       sParticle="electron";break;
  44     default:
  45       sParticle="not known";break;
  46   }
  47
  48   Info("","event=%i hunt=%i tid=%i pid=%i(%s) m=%f q=%3.1f dEdX=%9.3f",
  49                             gMC->CurrentEvent(),
  50                             fIshunt,
  51                             gAlice->GetMCApp()->GetCurrentTrackNumber(),
  52                             gMC->TrackPid(),
  53                             sParticle,
  54                             gMC->TrackMass(),
  55                             gMC->TrackCharge(),
  56                             gMC->Edep());
  57   Info("","Flags:alive(%i) disap(%i) enter(%i) exit(%i) inside(%i) out(%i) stop(%i) new(%i)",
  58                             gMC->IsTrackAlive(),
  59                             gMC->IsTrackDisappeared(),
  60                             gMC->IsTrackEntering(),
  61                             gMC->IsTrackExiting(),
  62                             gMC->IsTrackInside(),
  63                             gMC->IsTrackOut(),
  64                             gMC->IsTrackStop(),
  65                             gMC->IsNewTrack());
  66   Int_t copy0,copy1,copy2,copy3;
  67   Int_t vid0=gMC->CurrentVolID(copy0);
  68   Int_t vid1=gMC->CurrentVolOffID(1,copy1);
  69   Int_t vid2=gMC->CurrentVolOffID(2,copy2);
  70   Int_t vid3=gMC->CurrentVolOffID(3,copy3);
  71   Info("","vid0=%i(%s)c%i vid1=%i(%s)c%i vid2=%i(%s)c%i vid3=%i(%s)c%i   %s-%s-%s-%s",
  72                       vid0,gMC->VolName(vid0),copy0,
  73                       vid1,gMC->VolName(vid1),copy1,
  74                       vid2,gMC->VolName(vid2),copy2,
  75                       vid3,gMC->VolName(vid3),copy3,
  76                       gMC->CurrentVolName(),
  77                       gMC->CurrentVolOffName(1),
  78                       gMC->CurrentVolOffName(2),
  79                       gMC->CurrentVolOffName(3));
  80
  81   Float_t a,z,den,rad,abs; a=z=den=rad=abs=kBad;
  82   Int_t mid=gMC->CurrentMaterial(a,z,den,rad,abs);
  83   Info("","mid=%i a=%7.2f z=%7.2f den=%7.2f rad=%7.2f abs=%7.2f",mid,a,z,den,rad,abs);
  84
  85   TLorentzVector x4;
  86   gMC->TrackPosition(x4);
  87   Float_t glo[3],loc[3];
  88   glo[0]=x4.X();glo[1]=x4.Y();glo[2]=x4.Z();
  89   gMC->Gmtod(glo,loc,1);
  90   Info("","glo(%+8.3f,%+8.3f,%+8.3f) r=%8.3f theta=%8.3f phi=%8.3f",
  91                       glo[0],glo[1],glo[2],x4.Rho(),x4.Theta()*TMath::RadToDeg(),x4.Phi()*TMath::RadToDeg());
  92   Info("","loc(%+8.3f,%+8.3f,%8.3f) by gMC->Gmtod()",         loc[0],loc[1],loc[2]);
  93   if(gMC->VolId("CSI ")==gMC->CurrentVolID(copy0)){
  94     Int_t iChamber;
  95     gMC->CurrentVolOffID(2,iChamber);
  96     TVector3 x3=C(iChamber)->G2L(x4);
  97     Info("","loc(%+8.3f,%+8.3f,%8.3f) by G2L",         x3.X(),x3.Y(),x3.Z());
  98     TVector2 x2=C(iChamber)->Glob2Loc(x4);
  99     Info("","loc(%+8.3f,%+8.3f) by Global2Local",      x2.X(),x2.Y());
 100   }
 101   Info("","end of current step\n");
 102 }//StepManager()
 103 //__________________________________________________________________________________________________