STEER/AliPDG.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 /* $Id$ */
  17
  18 // Class to encapsulate the ALICE updates to TDatabasePDG.h
  19 // Can be used by TGeant3 and TGeant4
  20 // It contains also the constants for the PDG particle IDs.
  21 // Should evolve towards dynamical loading from external data base.
  22 // Comments to: andreas.morsch@cern.ch
  23
  24 #include "AliPDG.h"
  25 #include "TDatabasePDG.h"
  26
  27 ClassImp(AliPDG)
  28
  29     void AliPDG::AddParticlesToPdgDataBase()
  30 {
  31
  32 //
  33 // Add particles to the PDG data base
  34
  35     TDatabasePDG *pdgDB = TDatabasePDG::Instance();
  36     const Int_t kspe=50000000;
  37 /*
  38     const Int_t kion=10000000;
  39
  40     const Double_t kAu2Gev=0.9314943228;
  41     const Double_t khSlash = 1.0545726663e-27;
  42     const Double_t kErg2Gev = 1/1.6021773349e-3;
  43     const Double_t khShGev = khSlash*kErg2Gev;
  44     const Double_t kYear2Sec = 3600*24*365.25;
  45
  46 */
  47 //
  48 // Bottom mesons
  49 // mass and life-time from PDG
  50 //
  51   pdgDB->AddParticle("Upsilon(3S)","Upsilon(3S)",10.3552,kTRUE,
  52                      0,1,"Bottonium",200553);
  53
  54 // QCD diffractive states
  55   pdgDB->AddParticle("rho_diff0","rho_diff0",0,kTRUE,
  56                      0,0,"QCD diffr. state",9900110);
  57   pdgDB->AddParticle("pi_diffr+","pi_diffr+",0,kTRUE,
  58                      0,1,"QCD diffr. state",9900210);
  59   pdgDB->AddParticle("omega_di","omega_di",0,kTRUE,
  60                      0,0,"QCD diffr. state",9900220);
  61   pdgDB->AddParticle("phi_diff","phi_diff",0,kTRUE,
  62                      0,0,"QCD diffr. state",9900330);
  63   pdgDB->AddParticle("J/psi_di","J/psi_di",0,kTRUE,
  64                      0,0,"QCD diffr. state",9900440);
  65   pdgDB->AddParticle("n_diffr0","n_diffr0",0,kTRUE,
  66                      0,0,"QCD diffr. state",9902110);
  67   pdgDB->AddParticle("p_diffr+","p_diffr+",0,kTRUE,
  68                      0,1,"QCD diffr. state",9902210);
  69 // Done by default now from Pythia6 table!
  70 //
  71 //
  72 // Ions
  73 //
  74 /*
  75   pdgDB->AddParticle("Deuteron","Deuteron",2*kAu2Gev+8.071e-3,kTRUE,
  76                      0,1,"Ion",kion+10020);
  77   pdgDB->AddParticle("Triton","Triton",3*kAu2Gev+14.931e-3,kFALSE,
  78                      khShGev/(12.33*kYear2Sec),1,"Ion",kion+10030);
  79   pdgDB->AddParticle("Alpha","Alpha",4*kAu2Gev+2.424e-3,kTRUE,
  80                      khShGev/(12.33*kYear2Sec),2,"Ion",kion+20040);
  81   pdgDB->AddParticle("HE3","HE3",3*kAu2Gev+14.931e-3,kFALSE,
  82                      0,2,"Ion",kion+20030);
  83 */
  84 // Special particles
  85 //
  86   pdgDB->AddParticle("Cherenkov","Cherenkov",0,kFALSE,
  87                      0,0,"Special",kspe+50);
  88   pdgDB->AddParticle("FeedbackPhoton","FeedbackPhoton",0,kFALSE,
  89                      0,0,"Special",kspe+51);
  90 }
  91
  92