+/**************************************************************************
+ * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * *
+ * Author: The ALICE Off-line Project. *
+ * Contributors are mentioned in the code where appropriate. *
+ * *
+ * Permission to use, copy, modify and distribute this software and its *
+ * documentation strictly for non-commercial purposes is hereby granted *
+ * without fee, provided that the above copyright notice appears in all *
+ * copies and that both the copyright notice and this permission notice *
+ * appear in the supporting documentation. The authors make no claims *
+ * about the suitability of this software for any purpose. It is *
+ * provided "as is" without express or implied warranty. *
+ **************************************************************************/
+
+/*
+$Log$
+Revision 1.4 1999/09/29 09:24:14 fca
+Introduction of the Copyright and cvs Log
+
+*/
+
#include "AliGenHalo.h"
#include "AliGenMUONlib.h"
#include "AliMC.h"
#include "AliRun.h"
+#include "AliPDG.h"
+
#include <TDirectory.h>
+#include <TDatabasePDG.h>
#include <TFile.h>
#include <TTree.h>
#include <stdlib.h>
//____________________________________________________________
void AliGenHalo::Generate()
{
- AliMC* pMC = AliMC::GetMC();
FILE *fp = fopen(fFileName,"r");
if (fp) {
printf("\n File %s opened for reading ! \n ", fFileName);
}
//
// MARS particle codes
- const Int_t imars[12]={0,14, 13, 8, 9, 11, 12, 5, 6, 1, 3, 2};
+ // const Int_t imars[12]={0,14, 13, 8, 9, 11, 12, 5, 6, 1, 3, 2};
+ const Int_t imars[12]={0,kProton,kNeutron,kPiPlus,kPiMinus,kKPlus,kKMinus,
+ kMuonPlus,kMuonMinus,kGamma,kElectron,kPositron};
Float_t polar[3]= {0,0,0};
Float_t origin[3];
Float_t p[3], p0;
Float_t ekin, wgt, tx, ty, tz, txy;
- Float_t amass, charge, tlife;
- char name[100];
+ Float_t amass;
//
- Int_t ipart, itrtyp, ncols, nt;
+ Int_t ipart, ncols, nt;
Int_t nread=0;
origin[2]=2650;
nread++;
if (fNpart !=-1 && nread > fNpart) break;
ipart = imars[ipart];
- pMC->Gfpart(ipart, name, itrtyp,
- amass, charge, tlife);
+ amass = TDatabasePDG::Instance()->GetParticle(ipart)->Mass();
p0=sqrt(ekin*ekin + 2.*amass);
txy=TMath::Sqrt(tx*tx+ty*ty);
p[1]=p0*ty;
p[2]=p0*tz;
fParentWeight=wgt;
- gAlice->SetTrack(1,-1,ipart,p,origin,polar,0,"Halo+",nt,fParentWeight);
+ gAlice->SetTrack(fTrackIt,-1,ipart,p,origin,polar,0,"Halo+",nt,fParentWeight);
origin[2]=-origin[2];
p[2]=-p[2];
- gAlice->SetTrack(1,-1,ipart,p,origin,polar,0,"Halo-",nt,fParentWeight);
+ gAlice->SetTrack(fTrackIt,-1,ipart,p,origin,polar,0,"Halo-",nt,fParentWeight);
origin[2]=-origin[2];
p[2]=-p[2];
}