message: PWGDQ: added new PDGcode for selecting mesons which decay into dielectrons
diff: @@ -845,6 +845,17 @@ Bool_t AliDielectronMC::ComparePDG(Int_t particlePDG, Int_t requiredPDG, Bool_t
  if(requiredPDG<0) result = particlePDG>=-499 && particlePDG<=-400;
  }
  break;
  + case 600: // all dielectron from same mother sources
  + result = TMath::Abs(particlePDG)==111 || // pion
  + TMath::Abs(particlePDG)==113 || // rho
  + TMath::Abs(particlePDG)==221 || // eta
  + TMath::Abs(particlePDG)==331 || // eta'
  + TMath::Abs(particlePDG)==223 || // omega
  + TMath::Abs(particlePDG)==333 || // phi
  + TMath::Abs(particlePDG)==443 || // jpsi
  + TMath::Abs(particlePDG)==100443 // psi 2S
  + ;
  + break;
  case 401: // open charm mesons
  if(checkBothCharges)
  result = TMath::Abs(particlePDG)>=400 && TMath::Abs(particlePDG)<=439;
  