/[PAMELA software]/PamelaLevel2/src/PamLevel2.cpp

Diff of /PamelaLevel2/src/PamLevel2.cpp

Parent Directory | Revision Log | View Patch Patch

-revision 1.1.1.1 by pam-fi,
Fri Jun 16 16:43:55 2006 UTC
+revision 1.82 by mocchiut,
Thu Jun  4 15:10:47 2009 UTC
 Line 1
  #include <PamLevel2.h>
+ /////////////////////////////////////////////////////////////////////////////
+ /////////////////////////////////////////////////////////////////////////////
+ /////////////////////////////////////////////////////////////////////////////
+ /////////////////////////////////////////////////////////////////////////////
+ void GPamela::Clear() {
+   Irun = 0;
+   Ievnt = 0;
+   Ipa = 0;
+   X0 = 0.;
+   Y0 = 0.;
+   Z0 = 0.;
+   Theta = 0.;
+   Phi = 0.;
+   P0 = 0.;
+   Nthtof = 0;
+   Nthcat = 0;
+   Nthcas = 0;
+   Nthspe = 0;
+   Nstrpx = 0;
+   Nstrpy = 0;
+   Nthcali = 0;
+   Nthcal = 0;
+   Nthnd = 0;
+   Nthcard = 0;
+ }
+ void GPamela::Delete() {
+   Clear();
+   delete[] Ipltof;
+   delete[] Ipaddle;
+   delete[] Ipartof;
+   delete[] Xintof;
+   delete[] Yintof;
+   delete[] Zintof;
+   delete[] Xouttof;
+   delete[] Youttof;
+   delete[] Zouttof;
+   delete[] Ereltof;
+   delete[] Timetof;
+   delete[] Pathtof;
+   delete[] P0tof;
+   delete[] Iparcat;
+   delete[] Icat;
+   delete[] Xincat;
+   delete[] Yincat;
+   delete[] Zincat;
+   delete[] Xoutcat;
+   delete[] Youtcat;
+   delete[] Zoutcat;
+   delete[] Erelcat;
+   delete[] Timecat;
+   delete[] Pathcat;
+   delete[] P0cat;
+   delete[] Iparcas;
+   delete[] Icas;
+   delete[] Xincas;
+   delete[] Yincas;
+   delete[] Zincas;
+   delete[] Xoutcas;
+   delete[] Youtcas;
+   delete[] Zoutcas;
+   delete[] Erelcas;
+   delete[] Timecas;
+   delete[] Pathcas;
+   delete[] P0cas;
+   delete[] Iparspe;
+   delete[] Itrpb;
+   delete[] Itrsl;
+   delete[] Itspa;
+   delete[] Xinspe;
+   delete[] Yinspe;
+   delete[] Zinspe;
+   delete[] Xoutspe;
+   delete[] Youtspe;
+   delete[] Zoutspe;
+   delete[] Xavspe;
+   delete[] Yavspe;
+   delete[] Zavspe;
+   delete[] Erelspe;
+   delete[] Pathspe;
+   delete[] P0spe;
+   delete[] Nxmult;
+   delete[] Nymult;
+   delete[] Npstripx;
+   delete[] Ntstripx;
+   delete[] Istripx;
+   delete[] Qstripx;
+   delete[] Xstripx;
+   delete[] Npstripy;
+   delete[] Ntstripy;
+   delete[] Istripy;
+   delete[] Qstripy;
+   delete[] Ystripy;
+   delete[] Icaplane;
+   delete[] Icastrip;
+   delete[] Icamod;
+   delete[] Enestrip;
+   delete[] Icapl;
+   delete[] Icasi;
+   delete[] Icast;
+   delete[] Xincal;
+   delete[] Yincal;
+   delete[] Zincal;
+   delete[] Erelcal;
+   delete[] Itubend;
+   delete[] Iparnd;
+   delete[] Xinnd;
+   delete[] Yinnd;
+   delete[] Zinnd;
+   delete[] Xoutnd;
+   delete[] Youtnd;
+   delete[] Zoutnd;
+   delete[] Erelnd;
+   delete[] Timend;
+   delete[] Pathnd;
+   delete[] P0nd;
+   delete[] Iparcard;
+   delete[] Icard;
+   delete[] Xincard;
+   delete[] Yincard;
+   delete[] Zincard;
+   delete[] Xoutcard;
+   delete[] Youtcard;
+   delete[] Zoutcard;
+   delete[] Erelcard;
+   delete[] Timecard;
+   delete[] Pathcard;
+   delete[] P0card;
+ }
+ ;
+ void GPamela::SetBranchAddress(TChain* fhBookTree) {
+   //    cout << "fhBookTree "<<fhBookTree << endl;
+   // prepare tree
+   fhBookTree->SetBranchAddress("Irun", &Irun);
+   fhBookTree->SetBranchAddress("Ievnt", &Ievnt);
+   fhBookTree->SetBranchAddress("Ipa", &Ipa);
+   fhBookTree->SetBranchAddress("X0", &X0);
+   fhBookTree->SetBranchAddress("Y0", &Y0);
+   fhBookTree->SetBranchAddress("Z0", &Z0);
+   fhBookTree->SetBranchAddress("Theta", &Theta);
+   fhBookTree->SetBranchAddress("Phi", &Phi);
+   fhBookTree->SetBranchAddress("P0", &P0);
+   fhBookTree->SetBranchAddress("Nthtof", &Nthtof);
+   fhBookTree->SetBranchAddress("Ipltof", Ipltof);
+   fhBookTree->SetBranchAddress("Ipaddle", Ipaddle);
+   fhBookTree->SetBranchAddress("Ipartof", Ipartof);
+   fhBookTree->SetBranchAddress("Xintof", Xintof);
+   fhBookTree->SetBranchAddress("Yintof", Yintof);
+   fhBookTree->SetBranchAddress("Zintof", Zintof);
+   fhBookTree->SetBranchAddress("Xouttof", Xouttof);
+   fhBookTree->SetBranchAddress("Youttof", Youttof);
+   fhBookTree->SetBranchAddress("Zouttof", Zouttof);
+   fhBookTree->SetBranchAddress("Ereltof", Ereltof);
+   fhBookTree->SetBranchAddress("Timetof", Timetof);
+   fhBookTree->SetBranchAddress("Pathtof", Pathtof);
+   fhBookTree->SetBranchAddress("P0tof", P0tof);
+   fhBookTree->SetBranchAddress("Nthcat", &Nthcat);
+   fhBookTree->SetBranchAddress("Iparcat", Iparcat);
+   fhBookTree->SetBranchAddress("Icat", Icat);
+   fhBookTree->SetBranchAddress("Xincat", Xincat);
+   fhBookTree->SetBranchAddress("Yincat", Yincat);
+   fhBookTree->SetBranchAddress("Zincat", Zincat);
+   fhBookTree->SetBranchAddress("Xoutcat", Xoutcat);
+   fhBookTree->SetBranchAddress("Youtcat", Youtcat);
+   fhBookTree->SetBranchAddress("Zoutcat", Zoutcat);
+   fhBookTree->SetBranchAddress("Erelcat", Erelcat);
+   fhBookTree->SetBranchAddress("Timecat", Timecat);
+   fhBookTree->SetBranchAddress("Pathcat", Pathcat);
+   fhBookTree->SetBranchAddress("P0cat", P0cat);
+   fhBookTree->SetBranchAddress("Nthcas", &Nthcas);
+   fhBookTree->SetBranchAddress("Iparcas", Iparcas);
+   fhBookTree->SetBranchAddress("Icas", Icas);
+   fhBookTree->SetBranchAddress("Xincas", Xincas);
+   fhBookTree->SetBranchAddress("Yincas", Yincas);
+   fhBookTree->SetBranchAddress("Zincas", Zincas);
+   fhBookTree->SetBranchAddress("Xoutcas", Xoutcas);
+   fhBookTree->SetBranchAddress("Youtcas", Youtcas);
+   fhBookTree->SetBranchAddress("Zoutcas", Zoutcas);
+   fhBookTree->SetBranchAddress("Erelcas", Erelcas);
+   fhBookTree->SetBranchAddress("Timecas", Timecas);
+   fhBookTree->SetBranchAddress("Pathcas", Pathcas);
+   fhBookTree->SetBranchAddress("P0cas", P0cas);
+   fhBookTree->SetBranchAddress("Nthspe", &Nthspe);
+   fhBookTree->SetBranchAddress("Iparspe", Iparspe);
+   fhBookTree->SetBranchAddress("Itrpb", Itrpb);
+   fhBookTree->SetBranchAddress("Itrsl", Itrsl);
+   fhBookTree->SetBranchAddress("Itspa", Itspa);
+   fhBookTree->SetBranchAddress("Xinspe", Xinspe);
+   fhBookTree->SetBranchAddress("Yinspe", Yinspe);
+   fhBookTree->SetBranchAddress("Zinspe", Zinspe);
+   fhBookTree->SetBranchAddress("Xoutspe", Xoutspe);
+   fhBookTree->SetBranchAddress("Youtspe", Youtspe);
+   fhBookTree->SetBranchAddress("Zoutspe", Zoutspe);
+   fhBookTree->SetBranchAddress("Xavspe", Xavspe);
+   fhBookTree->SetBranchAddress("Yavspe", Yavspe);
+   fhBookTree->SetBranchAddress("Zavspe", Zavspe);
+   fhBookTree->SetBranchAddress("Erelspe", Erelspe);
+   fhBookTree->SetBranchAddress("Pathspe", Pathspe);
+   fhBookTree->SetBranchAddress("P0spe", P0spe);
+   fhBookTree->SetBranchAddress("Nxmult", Nxmult);
+   fhBookTree->SetBranchAddress("Nymult", Nymult);
+   fhBookTree->SetBranchAddress("Nstrpx", &Nstrpx);
+   fhBookTree->SetBranchAddress("Npstripx", Npstripx);
+   fhBookTree->SetBranchAddress("Ntstripx", Ntstripx);
+   fhBookTree->SetBranchAddress("Istripx", Istripx);
+   fhBookTree->SetBranchAddress("Qstripx", Qstripx);
+   fhBookTree->SetBranchAddress("Xstripx", Xstripx);
+   fhBookTree->SetBranchAddress("Nstrpy", &Nstrpy);
+   fhBookTree->SetBranchAddress("Npstripy", Npstripy);
+   fhBookTree->SetBranchAddress("Ntstripy", Ntstripy);
+   fhBookTree->SetBranchAddress("Istripy", Istripy);
+   fhBookTree->SetBranchAddress("Qstripy", Qstripy);
+   fhBookTree->SetBranchAddress("Ystripy", Ystripy);
+   fhBookTree->SetBranchAddress("Nthcali", &Nthcali);
+   fhBookTree->SetBranchAddress("Icaplane", Icaplane);
+   fhBookTree->SetBranchAddress("Icastrip", Icastrip);
+   fhBookTree->SetBranchAddress("Icamod", Icamod);
+   fhBookTree->SetBranchAddress("Enestrip", Enestrip);
+   fhBookTree->SetBranchAddress("Nthcal", &Nthcal);
+   fhBookTree->SetBranchAddress("Icapl", Icapl);
+   fhBookTree->SetBranchAddress("Icasi", Icasi);
+   fhBookTree->SetBranchAddress("Icast", Icast);
+   fhBookTree->SetBranchAddress("Xincal", Xincal);
+   fhBookTree->SetBranchAddress("Yincal", Yincal);
+   fhBookTree->SetBranchAddress("Zincal", Zincal);
+   fhBookTree->SetBranchAddress("Erelcal", Erelcal);
+   fhBookTree->SetBranchAddress("Nthnd", &Nthnd);
+   fhBookTree->SetBranchAddress("Itubend", Itubend);
+   fhBookTree->SetBranchAddress("Iparnd", Iparnd);
+   fhBookTree->SetBranchAddress("Xinnd", Xinnd);
+   fhBookTree->SetBranchAddress("Yinnd", Yinnd);
+   fhBookTree->SetBranchAddress("Zinnd", Zinnd);
+   fhBookTree->SetBranchAddress("Xoutnd", Xoutnd);
+   fhBookTree->SetBranchAddress("Youtnd", Youtnd);
+   fhBookTree->SetBranchAddress("Zoutnd", Zoutnd);
+   fhBookTree->SetBranchAddress("Erelnd", Erelnd);
+   fhBookTree->SetBranchAddress("Timend", Timend);
+   fhBookTree->SetBranchAddress("Pathnd", Pathnd);
+   fhBookTree->SetBranchAddress("P0nd", P0nd);
+   fhBookTree->SetBranchAddress("Nthcard", &Nthcard);
+   fhBookTree->SetBranchAddress("Iparcard", Iparcard);
+   fhBookTree->SetBranchAddress("Icard", Icard);
+   fhBookTree->SetBranchAddress("Xincard", Xincard);
+   fhBookTree->SetBranchAddress("Yincard", Yincard);
+   fhBookTree->SetBranchAddress("Zincard", Zincard);
+   fhBookTree->SetBranchAddress("Xoutcard", Xoutcard);
+   fhBookTree->SetBranchAddress("Youtcard", Youtcard);
+   fhBookTree->SetBranchAddress("Zoutcard", Zoutcard);
+   fhBookTree->SetBranchAddress("Erelcard", Erelcard);
+   fhBookTree->SetBranchAddress("Timecard", Timecard);
+   fhBookTree->SetBranchAddress("Pathcard", Pathcard);
+   fhBookTree->SetBranchAddress("P0card", P0card);
+   //    fhBookTree->SetBranchStatus("*",0);
+ }
+ ClassImp( GPamela);
+ /////////////////////////////////////////////////////////////////////////////
+ /////////////////////////////////////////////////////////////////////////////
+ /////////////////////////////////////////////////////////////////////////////
+ /////////////////////////////////////////////////////////////////////////////
+ //--------------------------------------
+ //
+ //
+ //--------------------------------------
+ /**
+  * Default constructor
+  */
+ PamTrack::PamTrack() {
+   trk_track = 0;
+   calo_track = 0;
+   tof_track = 0;
+   orb_track = 0;
+   candeleteobj = 0;
+   pscore = 0;
+   iscore = 0;
+ }
+ ;
+ //--------------------------------------
+ //
+ //
+ //--------------------------------------
+ /**
+  * Constructor
+  */
+ PamTrack::PamTrack(TrkTrack* t, CaloTrkVar* c, ToFTrkVar* o, OrbitalInfoTrkVar *r) {
+   trk_track = 0;
+   calo_track = 0;
+   tof_track = 0;
+   orb_track = 0;
+   //     if(t)trk_track  = new TrkTrack(*t);
+   //     if(c)calo_track = new CaloTrkVar(*c);
+   //     if(o)tof_track  = new ToFTrkVar(*o);
+   if (t)
+     trk_track = t;
+   if (c)
+     calo_track = c;
+   if (o)
+     tof_track = o;
+   if (r)
+     orb_track = r;
+   candeleteobj = 0;
+ }
+ ;
+ PamTrack::PamTrack(const PamTrack& track) {
+   TrkTrack *t = track.trk_track;
+   CaloTrkVar *c = track.calo_track;
+   ToFTrkVar *o = track.tof_track;
+   OrbitalInfoTrkVar *r = track.orb_track;
+   trk_track = 0;
+   calo_track = 0;
+   tof_track = 0;
+   orb_track = 0;
+   if (t)
+     trk_track = new TrkTrack(*t);
+   if (c)
+     calo_track = new CaloTrkVar(*c);
+   if (o)
+     tof_track = new ToFTrkVar(*o);
+   if (r)
+     orb_track = new OrbitalInfoTrkVar(*r);
+   candeleteobj = 1;
+ }
+ void PamTrack::Clear() {
+   //    cout << "PamTrack::Clear() "<<candeleteobj<<endl;
+   if (candeleteobj) {
+     if (trk_track)
+       trk_track->TrkTrack::Clear();
+     if (calo_track)
+       calo_track->CaloTrkVar::Clear();//???
+     if (tof_track)
+       tof_track->ToFTrkVar::Clear();//???
+     if (orb_track)
+       orb_track->OrbitalInfoTrkVar::Clear();//???
+   }
+   else {
+     trk_track = 0;
+     calo_track = 0;
+     tof_track = 0;
+     orb_track = 0;
+   }
+   pscore = 0;
+   iscore = 0;
+ }
+ void PamTrack::Delete() {
+   //    cout << "PamTrack::Delete() "<<candeleteobj<<endl;
+   if (candeleteobj) {
+     if (trk_track) {
+       trk_track->TrkTrack::Clear();
+       delete trk_track;
+     }
+     if (calo_track) {
+       calo_track->CaloTrkVar::Clear();//???
+       delete calo_track;
+     }
+     if (tof_track) {
+       tof_track->ToFTrkVar::Clear();//???
+       delete tof_track;
+     }
+     if (orb_track) {
+       orb_track->OrbitalInfoTrkVar::Clear();//???
+       delete orb_track;
+     }
+   }
+   else {
+     Clear();
+   }
+ }
+ //--------------------------------------
+ //
+ //
+ //--------------------------------------
+ /**
+  * Default Constructor
+  */
+ PamLevel2::PamLevel2() {
+   Initialize();
+ }
+ ;
+ /**
+  * Constructor
+  * @param ddir Name of directory where level2 files are stored.
+  * @param list Name of an ascii file containing the list of file names
+  * @param detlist Options to chose what to load.
+  * Possible options are:
+  *       +AUTO --> load all trees/branches in the input files
+  *       +(-)ALL --> inlcude(exclude) all trees/branches
+  *       +(-)TRK1+(-)TRK2+(-)CAL1+(-)CAL2+(-)TOF+(-)TRG+(-)ND+(-)S4+(-)ORB+(-)AC --> inlcude(exclude) trees and branches
+  *       +(-)TRK0 --> include(exclude) tracker level0 tree
+  *       +(-)GP --> include exclude GPAMELA output tree
+  * If no options are specified, the default is assumed. Default is:
+  * +TRK2+CAL2+CAL1+TOF+TRG+ND+AC+S4+ORB
+  */
+ PamLevel2::PamLevel2(TString ddir, TString llist, TString detlist) {
+   Initialize();
+   TList* listf = GetListOfLevel2Files(ddir, llist);
+   if (listf)
+     GetPamTree(listf, detlist);
+   if (listf)
+     GetRunTree(listf);
+ }
+ ;
+ PamLevel2::PamLevel2(TString ddir, TList *llist, TString detlist) {
+   Initialize();
+   GetPamTree(llist, detlist);
+   GetRunTree(llist);
+ }
+ ;
+ /**
+  * Constructor
+  * @param ddir Name of directory where level2 files are stored.
+  * @param list Name of an ascii file containing the list of file names
+  * Default trees/branches are loaded. Default is:
+  * +TRK2+CAL2+CAL1+TOF+TRG+ND+AC+S4+ORB
+  */
+ PamLevel2::PamLevel2(TString ddir, TString llist) {
+   Initialize();
+   TList* listf = GetListOfLevel2Files(ddir, llist);
+   GetPamTree(listf, "");
+   GetRunTree(listf);
+ }
+ ;
+ void PamLevel2::Initialize() {
+   h0_obj = 0;
+   trk0_obj = 0;
+   calo0_obj = 0;
+   trk2_obj = 0;
+   trk1_obj = 0;
+   trkh_obj = 0;
+   calo1_obj = 0;
+   calo2_obj = 0;
+   tof_obj = 0;
+   trig_obj = 0;
+   s4_obj = 0;
+   nd_obj = 0;
+   ac_obj = 0;
+   orb_obj = 0;
+   gp_obj = 0;
+   run_obj = 0;//new GL_RUN();
+   soft_obj = 0;// Emiliano
+   irun = -1LL;
+   irunt = -1LL;
+   runfirstentry = 0LL;
+   runlastentry = 0LL;
+   gltsync = 0; // Emiliano
+   l0_file = NULL;
+   l0_tree = NULL;
+   iroot = -1;
+   dbc = 0;
+   prevshift = 0;
+   maxshift = 10; //EMILIANO
+   run_tree = NULL;
+   run_tree_clone = NULL;
+   sel_tree = NULL;
+   sel_tree_clone = NULL;
+   irunentry = -1LL;
+   pam_tree = NULL;
+   for (Int_t i = 0; i < NCLONES; i++)
+     pam_tree_clone[i] = NULL;
+   totdltime[0] = 0LL;
+   totdltime[1] = 0LL;
+   totdltime[2] = 0LL;
+   host = "mysql://localhost/pamelaprod";
+   user = "anonymous";
+   psw = "";
+   const char *pamdbhost = gSystem->Getenv("PAM_DBHOST");
+   const char *pamdbuser = gSystem->Getenv("PAM_DBUSER");
+   const char *pamdbpsw = gSystem->Getenv("PAM_DBPSW");
+   if (!pamdbhost)
+     pamdbhost = "";
+   if (!pamdbuser)
+     pamdbuser = "";
+   if (!pamdbpsw)
+     pamdbpsw = "";
+   if (strcmp(pamdbhost, ""))
+     host = pamdbhost;
+   if (strcmp(pamdbuser, ""))
+     user = pamdbuser;
+   if (strcmp(pamdbpsw, ""))
+     psw = pamdbpsw;
+   //    sorted_tracks = 0;//new TRefArray();
+   CAL0 = false;
+   CAL1 = true;
+   CAL2 = true;
+   TRK2 = true;
+   TRK1 = false;
+   TRK0 = false;
+   TRKh = false;
+   TRG = true;
+   TOF = true;
+   TOF0 = false;
+   S4 = true;
+   ND = true;
+   AC = true;
+   ORB = true;
+   GP = false;
+   RUN = true;
+   SELLI = -1;
+   ISGP = false;
+   DBG = false;
+   tsorted = 0;
+   timage = 0;
+   howtosort = "+CAL+TOF";
+   //howtosort = "+TOF";
+   sortthr = 100.;
+   issorted = false;
+   lastsorted = -1;
+ }
+ ;
+ /**
+  * Delete the event (act as Dtor)
+  */
+ void PamLevel2::Delete() {
+   if (run_obj)
+     delete run_obj;
+   if (soft_obj)
+     delete soft_obj; //Emiliano
+   //    cout << "void PamLevel2::Clear()"<<endl;
+   if (h0_obj)
+     delete h0_obj;
+   if (trk0_obj)
+     delete trk0_obj;
+   if (calo0_obj)
+     delete calo0_obj;
+   if (trk1_obj)
+     delete trk1_obj;
+   if (trk2_obj)
+     delete trk2_obj;
+   if (trkh_obj)
+     delete trkh_obj;
+   if (calo1_obj)
+     delete calo1_obj;
+   if (calo2_obj)
+     delete calo2_obj;
+   if (tof_obj)
+     delete tof_obj;
+   if (trig_obj)
+     delete trig_obj;
+   if (s4_obj)
+     delete s4_obj;
+   if (nd_obj)
+     delete nd_obj;
+   if (ac_obj)
+     delete ac_obj;
+   if (orb_obj)
+     delete orb_obj;
+   if (gp_obj)
+     delete gp_obj;
+   if (tsorted) {
+     tsorted->Delete();
+     delete tsorted;
+   }
+   if (timage) {
+     timage->Delete();
+     delete timage;
+   }
+   if (dbc) {
+     dbc->Close();
+     delete dbc;
+     dbc=0;
+   }
+   if (gltsync)
+     delete gltsync;
+   if (l0_file)
+     l0_file->Close();
+   //    if(pam_tree)pam_tree->Delete();;
+   if (pam_tree) {
+     //
+     // we have first to find which chains we have to delete, then delete the main chain and only after delete the friend chains. Any other order causes a segfault...
+     //
+     TList *temp = pam_tree->GetListOfFriends();
+     TList *contents = new TList; // create chain friend list
+     contents->SetOwner();
+     TIter next(temp);
+     TChain *questo = 0;
+     while ((questo = (TChain*) next())) {
+       TString name = questo->GetName();
+       contents->Add((TChain*) gROOT->FindObject(name.Data()));// add object to the list
+     };
+     //
+     // deleting the main chain
+     //
+     pam_tree->Delete();
+     //
+     // deleting the friends...
+     //
+     TIter next2(contents);
+     TChain *questa = 0;
+     while (questa = (TChain*) next2()) {
+       TString name = questa->GetName();
+       questa->Delete();
+       questa = NULL;
+     };
+     //
+   };
+   pam_tree = NULL;
+   if (run_tree)
+     run_tree->Delete();;
+   if (sel_tree)
+     sel_tree->Delete();;
+   for (Int_t i = 0; i < NCLONES; i++)
+     if (pam_tree_clone[i])
+       pam_tree_clone[i]->Delete();;
+   if (run_tree_clone)
+     run_tree_clone->Delete();;
+   if (sel_tree_clone)
+     sel_tree_clone->Delete();;
+   if (irunoffset)
+     delete[] irunoffset;
+ }
+ ;
+ /**
+  * Clear the event (NB! does not deallocate objects)
+  */
+ void PamLevel2::Clear() {
+   //    cout << "void PamLevel2::Clear()"<<endl;
+   //
+   // This method is called once for every entry but RunInfo and SoftInfo do not change until the next run so we cannot clear them here unless we don't
+   // want to load them for each event even if they are the same...
+   //
+   //    if(run_obj)delete run_obj;
+   //    if(run_obj) run_obj->Clear();  // Emiliano: Do not deallocate run_obj here, it will give segmentation fault! call clear instead
+   //    if(soft_obj) soft_obj->Clear();
+   if (h0_obj)
+     h0_obj->Clear();
+   //    if(trk0_obj) trk0_obj->Clear();
+   if (trk1_obj)
+     trk1_obj->Clear();
+   if (trk2_obj)
+     trk2_obj->Clear();
+   if (trkh_obj)
+     trkh_obj->Clear();
+   if (calo0_obj)
+     calo0_obj->Clear();
+   if (calo1_obj)
+     calo1_obj->Clear();
+   if (calo2_obj)
+     calo2_obj->Clear();
+   if (tof_obj)
+     tof_obj->Clear();
+   if (trig_obj)
+     trig_obj->Clear();
+   if (s4_obj)
+     s4_obj->Clear();
+   if (nd_obj)
+     nd_obj->Clear();
+   if (ac_obj)
+     ac_obj->Clear();
+   if (orb_obj)
+     orb_obj->Clear();
+   if (gp_obj)
+     gp_obj->Clear();
+   //    if(sorted_tracks)sorted_tracks->Clear();
+   //    sorted_tracks.Clear();
+   if (tsorted) {
+     tsorted->Delete();
+   }
+   if (timage) {
+     timage->Delete();
+   }
+ }
+ ;
+ void PamLevel2::Reset() {
+   //
+   // First of all clear everything
+   //
+   Clear();
+   //
+   // close and reset chains and pointers
+   //
+   if (pam_tree) {
+     //
+     // we have first to find which chains we have to delete, then delete the main chain and only after delete the friend chains. Any other order causes a segfault...
+     //
+     TList *temp = pam_tree->GetListOfFriends();
+     TList *contents = new TList; // create chain friend list
+     contents->SetOwner();
+     TIter next(temp);
+     TChain *questo = 0;
+     while ((questo = (TChain*) next())) {
+       TString name = questo->GetName();
+       contents->Add((TChain*) gROOT->FindObject(name.Data()));// add object to the list
+     };
+     //
+     // deleting the main chain
+     //
+     pam_tree->Delete();
+     //
+     // deleting the friends...
+     //
+     TIter next2(contents);
+     TChain *questa = 0;
+     while (questa = (TChain*) next2()) {
+       TString name = questa->GetName();
+       questa->Delete();
+       questa = NULL;
+     };
+     //
+   };
+   pam_tree = NULL;
+   //
+   if (run_tree)
+     run_tree->Delete();;
+   run_tree = NULL;
+   if (sel_tree)
+     sel_tree->Delete();;
+   sel_tree = NULL;
+   //
+   // Close file
+   //
+   if (l0_file)
+     l0_file->Close("R");
+   l0_file = NULL;
+   //
+   h0_obj = 0;
+   trk0_obj = 0;
+   calo0_obj = 0;
+   //
+   trk2_obj = 0;
+   trk1_obj = 0;
+   trkh_obj = 0;
+   calo1_obj = 0;
+   calo2_obj = 0;
+   tof_obj = 0;
+   trig_obj = 0;
+   s4_obj = 0;
+   nd_obj = 0;
+   ac_obj = 0;
+   orb_obj = 0;
+   gp_obj = 0;
+   //
+   // Reset run pointers
+   //
+   run_obj = 0;//new GL_RUN();
+   soft_obj = 0;// Emiliano
+   irun = -1;
+   irunt = -1;
+   runfirstentry = 0ULL;
+   runlastentry = 0ULL;
+   //
+   totdltime[0] = 0LL;
+   totdltime[1] = 0LL;
+   totdltime[2] = 0LL;
+   //
+ }
+ ;
+ Bool_t PamLevel2::IsGood(Bool_t strict) {
+   Bool_t goodev = true;
+   //
+   if (calo2_obj && !calo2_obj->IsGood(strict))
+     goodev = false;
+   //
+   if (strict) {
+     if (trk2_obj && trk2_obj->UnpackError() != 0)
+       goodev = false;
+     if (tof_obj && tof_obj->unpackError != 0)
+       goodev = false;
+     if (trig_obj && trig_obj->unpackError != 0)
+       goodev = false;
+     if (s4_obj && s4_obj->unpackError != 0)
+       goodev = false;
+     if (nd_obj && nd_obj->unpackError != 0)
+       goodev = false;
+     if (ac_obj && (ac_obj->unpackError != 0 || ((ac_obj->status[0] >> 2) & 1) || ((ac_obj->status[1] >> 2) & 1)))
+       goodev = false;
+     //  if(orb_obj)
+   }
+   else {
+     if (nd_obj && nd_obj->unpackError != 0)
+       goodev = false;
+     if (ac_obj && (ac_obj->unpackError != 0 || ((ac_obj->status[0] >> 2) & 1) || ((ac_obj->status[1] >> 2) & 1)))
+       goodev = false;
+   };
+   return (goodev);
+ }
+ ;
+ //--------------------------------------
+ //
+ //
+ //--------------------------------------
+ void *PamLevel2::GetPointerTo(const char* c) {
+   TString objname = c;
+   if (!objname.CompareTo("TrkLevel1")) {
+     if (!trk1_obj) {
+       trk1_obj = new TrkLevel1();
+       trk1_obj->Set();
+     }
+     return &trk1_obj;
+   };
+   if (!objname.CompareTo("TrkLevel2")) {
+     if (!trk2_obj) {
+       trk2_obj = new TrkLevel2();
+       trk2_obj->Set();
+     }
+     return &trk2_obj;
+   };
+   if (!objname.CompareTo("TrkHough")) {
+     if (!trkh_obj) {
+       trkh_obj = new TrkHough();
+       trkh_obj->Set();
+     }
+     return &trkh_obj;
+   };
+   if (!objname.CompareTo("CaloLevel1")) {
+     if (!calo1_obj)
+       calo1_obj = new CaloLevel1();
+     return &calo1_obj;
+   };
+   if (!objname.CompareTo("CaloLevel2")) {
+     if (!calo2_obj) {
+       calo2_obj = new CaloLevel2();
+       calo2_obj->Set();
+     };
+     return &calo2_obj;
+   };
+   if (!objname.CompareTo("ToFLevel2")) {
+     if (!tof_obj) {
+       tof_obj = new ToFLevel2();
+       tof_obj->Set();
+     }
+     return &tof_obj;
+   };
+   if (!objname.CompareTo("TrigLevel2")) {
+     if (!trig_obj)
+       trig_obj = new TrigLevel2();
+     return &trig_obj;
+   };
+   if (!objname.CompareTo("S4Level2")) {
+     if (!s4_obj)
+       s4_obj = new S4Level2();
+     return &s4_obj;
+   };
+   if (!objname.CompareTo("NDLevel2")) {
+     if (!nd_obj)
+       nd_obj = new NDLevel2();
+     return &nd_obj;
+   };
+   if (!objname.CompareTo("AcLevel2")) {
+     if (!ac_obj)
+       ac_obj = new AcLevel2();
+     return &ac_obj;
+   };
+   if (!objname.CompareTo("OrbitalInfo")) {
+     if (!orb_obj) {
+       orb_obj = new OrbitalInfo();
+       orb_obj->Set();
+     }
+     return &orb_obj;
+   };
+   //     if(!objname.CompareTo("OrbitalInfo")){
+   //    if(!orb_obj)   orb_obj   = new OrbitalInfo();
+   //    return &orb_obj;
+   //     };
+   if (!objname.CompareTo("GPamela")) {
+     if (!gp_obj)
+       gp_obj = new GPamela();
+     return &gp_obj;
+   };
+   if (!objname.CompareTo("RunInfo"))
+     return &run_obj;
+   if (!objname.CompareTo("SoftInfo"))
+     return &soft_obj; // Emiliano
+   return NULL;
+ }
+ ;
+ //--------------------------------------
+ //
+ //
+ //--------------------------------------
+ /**
+  * Retrieves the calorimeter track matching the seqno-th tracker stored track.
+  * (If seqno = -1 retrieves the self-trigger calorimeter track)
+  */
+ CaloTrkVar *PamLevel2::GetCaloStoredTrack(int seqno) {
+   if (!calo2_obj)
+     return 0;
+   if (calo2_obj->CaloLevel2::ntrk() == 0) {
+     cout << "PamLevel2::GetCaloStoredTrack(int) : requested tracker SeqNo " << seqno
+         << " but no Calorimeter tracks are stored" << endl;
+     return NULL;
+   };
+   CaloTrkVar *c = 0;
+   Int_t it_calo = 0;
+   do {
+     c = calo2_obj->CaloLevel2::GetCaloTrkVar(it_calo);
+     it_calo++;
+   } while (c && seqno != c->trkseqno && it_calo < calo2_obj->CaloLevel2::ntrk());
+   if (!c || seqno != c->trkseqno) {
+     c = 0;
+     if (seqno != -1)
+       cout << "PamLevel2::GetCaloStoredTrack(int) : requested tracker SeqNo " << seqno
+           << " does not match Calorimeter stored tracks" << endl;
+   };
+   return c;
+ }
+ ;
  //--------------------------------------
  //
  //
  //--------------------------------------
  /**
-  * Default constructor
+  * Retrieves the ToF track matching the seqno-th tracker stored track.
+  * (If seqno = -1 retrieves the tracker-independent tof track)
   */
- PamTrack::PamTrack(){
+ ToFTrkVar *PamLevel2::GetToFStoredTrack(int seqno) {
-     trk_track  = this->TrkTrack::GetTrkTrack();
-     calo_track = this->CaloTrkVar::GetCaloTrkVar();
+   if (!tof_obj)
-     tof_track  = this->ToFTrkVar::GetToFTrkVar();
+     return 0;
- };
+   if (tof_obj->ToFLevel2::ntrk() == 0) {
+     cout << "PamLevel2::GetToFStoredTrack(int) : requested tracker SeqNo " << seqno << " but no ToF tracks are stored"
+         << endl;
+     return NULL;
+   };
+   ToFTrkVar *c = 0;
+   Int_t it_tof = 0;
+   do {
+     c = tof_obj->ToFLevel2::GetToFTrkVar(it_tof);
+     it_tof++;
+   } while (c && seqno != c->trkseqno && it_tof < tof_obj->ToFLevel2::ntrk());
+   if (!c || seqno != c->trkseqno) {
+     c = 0;
+     if (seqno != -1)
+       cout << "PamLevel2::GetToFStoredTrack(int) : requested tracker SeqNo " << seqno
+           << " does not match ToF stored tracks" << endl;
+   };
+   return c;
+ }
+ ;
  //--------------------------------------
  //
  //
  //--------------------------------------
  /**
-  * Constructor
+  * Retrieves the OrbitalInfo track matching the seqno-th tracker stored track.
+  * (If seqno = -1 retrieves the tracker-independent tof related track)
   */
- PamTrack::PamTrack(TrkTrack* t, CaloTrkVar* c, ToFTrkVar* o){
+ OrbitalInfoTrkVar *PamLevel2::GetOrbitalInfoStoredTrack(int seqno) {
-     trk_track  = this->TrkTrack::GetTrkTrack();
-     calo_track = this->CaloTrkVar::GetCaloTrkVar();
+   if (!orb_obj)
-     tof_track  = this->ToFTrkVar::GetToFTrkVar();
+     return 0;
-     if(t) *trk_track  = *t;
-     if(c) *calo_track = *c;
+   if (orb_obj->OrbitalInfo::ntrk() == 0) {
-     if(o) *tof_track  = *o;
+     //       // TRICK BEGIN
- };
+     //       OrbitalInfoTrkVar  *r = new OrbitalInfoTrkVar(); // TEMPORARY TRICK
+     //       Int_t nn = 0;
+     //       TClonesArray &tor = *orb_obj->OrbitalInfoTrk;
+     //       for(Int_t nt=0; nt < tof_obj->ToFLevel2::ntrk(); nt++){
+     //  //
+     //  ToFTrkVar *ptt = tof_obj->ToFLevel2::GetToFTrkVar(nt);
+     //  if ( ptt->trkseqno != -1  ){
+     //    //
+     //    r->trkseqno = ptt->trkseqno;
+     //    //
+     //    r->Eij = 0;
+     //    //
+     //    r->Sij = 0;
+     //    //
+     //    r->pitch = -1000.;
+     //    //
+     //    r->cutoff = -1000.;
+     //    //
+     //    new(tor[nn]) OrbitalInfoTrkVar(*r);
+     //    nn++;
+     //    //
+     //    r->Clear();
+     //    //
+     //  };
+     //       };
+     //       delete r;
+     //       OrbitalInfoTrkVar *c = 0;
+     //       c = orb_obj->OrbitalInfo::GetOrbitalInfoTrkVar(0);
+     //       return c;
+     //       //TRICK END
+     cout << "PamLevel2::GetOrbitalInfoStoredTrack(int) : requested tracker SeqNo " << seqno
+         << " but no OrbitalInfo tracks are stored" << endl;
+     return NULL;
+   };
+   OrbitalInfoTrkVar *c = 0;
+   Int_t it_tof = 0;
+   do {
+     c = orb_obj->OrbitalInfo::GetOrbitalInfoTrkVar(it_tof);
+     it_tof++;
+   } while (c && seqno != c->trkseqno && it_tof < orb_obj->OrbitalInfo::ntrk());
+   if (!c || seqno != c->trkseqno) {
+     c = 0;
+     if (seqno != -1)
+       cout << "PamLevel2::GetOrbitalInfoStoredTrack(int) : requested tracker SeqNo " << seqno
+           << " does not match OrbitalInfo stored tracks" << endl;
+   };
+   return c;
+ }
+ ;
  //--------------------------------------
  //
  //
  //--------------------------------------
  /**
-  * Constructor
+  * Give the pamela track associated to a tracker track, retrieving related calorimeter, orbitalinfo and tof track information.
   */
- PamLevel2::PamLevel2(){
+ PamTrack* PamLevel2::GetPamTrackAlong(TrkTrack* t) {
-     trk_obj  = this->TrkLevel2::GetTrkLevel2();
-     calo_obj = this->CaloLevel2::GetCaloLevel2();
+   cout << "PamLevel2::GetPamTrackAlong(TrkTrack* t) **obsolete** " << endl;
-     tof_obj  = this->ToFLevel2::GetToFLevel2();
+   cout << "(if you use it, remember to delete the PamTrack object)" << endl;
-     trig_obj = this->TrigLevel2::GetTrigLevel2();
-     s4_obj   = this->S4Level2::GetS4Level2();
+   CaloTrkVar *c = 0;
-     nd_obj   = this->NDLevel2::GetNDLevel2();
+   ToFTrkVar *o = 0;
-     ac_obj   = this->AcLevel2::GetAcLevel2();
+   OrbitalInfoTrkVar *r = 0;
- };
+   if (CAL2)
+     c = GetCaloStoredTrack(t->GetSeqNo());
+   if (TOF)
+     o = GetToFStoredTrack(t->GetSeqNo());
+   if (ORB)
+     r = GetOrbitalInfoStoredTrack(t->GetSeqNo());
+   //    if(t && c && o)track = new PamTrack(t,c,o);
+   PamTrack *track = new PamTrack(t, c, o, r);
+   return track;
+ }
+ ;
  //--------------------------------------
  //
  //
  //--------------------------------------
  /**
   * Retrieves the it-th stored track.
   * It override TrkLevel2::GetTrack(int it).
   * @param itrk Track number, ranging from 0 to GetNTracks().
   */
- PamTrack* PamLevel2::GetStoredTrack(Int_t itrk){
+ PamTrack* PamLevel2::GetStoredTrack(Int_t itrk) {
-     // retrieve itrk-th tracker stored track
+   cout << "PamLevel2::GetStoredTrack(Int_t itrk) **to-be-updated** " << endl;
-     TrkTrack   *t = 0;
+   cout
-     CaloTrkVar *c = 0;
+       << "for the moment, better use separately the methods: TrkLevel2::GetStoredTrack(seqno) CaloLevel2::GetCaloTrkVar(Int_t notrack) ToFLevel2::GetToFTrkVar(Int_t notrack) OrbitalInfo::GetOrbitalInfoTrkVar(Int_t notrack)"
-     ToFTrkVar  *o = 0;
+       << endl;
+   cout << "(if you use it, remember to delete the PamTrack object)" << endl;
+   PamTrack *track = 0;
+   if (itrk >= 0 && itrk < trk2_obj->TrkLevel2::ntrk()) {
+     TrkTrack *t = trk2_obj->TrkLevel2::GetStoredTrack(itrk);
+     track = GetPamTrackAlong(t);
+   }
+   else {
+     cout << "PamLevel2::GetStoredTrack(int) : tracker track SeqNo " << itrk << " does not exist (GetNTracks() = "
+         << trk2_obj->TrkLevel2::GetNTracks() << ")" << endl;
+   };
+   return track;
-     if( itrk >=0 && itrk < TrkLevel2::ntrk() ){
-         t = TrkLevel2::GetStoredTrack(itrk);
-         c = CaloLevel2::GetCaloTrkVar(t->GetSeqNo());
-         o = ToFLevel2::GetToFTrkVar(t->GetSeqNo());
-     };
-     //  retrieve related ToF-track
-     // hence create a "PamTrack" object
-     PamTrack *track = 0;
-     if(t && c && o)track = new PamTrack(t,c,o);
-     return track;
  }
  //--------------------------------------
  //
+ /**
+  * Sort physical (tracker) tracks. Left here as backward compatibility method.
+  **/
+ void PamLevel2::SortTracks(TString how) {
+   printf(
+       " WARNING! obsolete, use SortTracks() and SetSortingMethod(TString) instead! \n Setting sorting method to %s \n",
+       how.Data());
+   howtosort = how;
+   SortTracks();
+ }
+ ;
  //
  //--------------------------------------
  /**
-  * Sort physical (tracker) tracks and stores them in a TObjectArray (of TrkTrack objects).
+  * Sort physical (tracker) tracks.
-  * The total number of physical tracks is given by GetNTracks() and the it-th physical track can be retrieved by means of the method GetTrack(int it).
+  * @param how String to set the sorting cryterium (es: "CAL" or "TRK+CAL+TOF" ecc...).
-  * This method overrides TrkLevel2::GetTracks(), where sorting is done by decreasing number of fit points and increasing chi^2.
+  * Sorting cryteria:
-  * PamLevel2::GetTracks() keeps the same track order given by TrkLevel2::GetTracks(), but checks image selection by using calorimeter and ToF tracking information.
+  * TRK: lower chi**2
+  * CAL: lower Y spatial residual on the first calorimeter plane
+  * TOF: bigger numebr of hit PMTs along the track, on S12 S21 S32 (where paddles are along the Y axis).
+  * S1: (ask Emiliano)
+  * S2: (ask Emiliano)
+  * S3: (ask Emiliano)
+  * GP: more GP hits
+  * The default sorting cryterium is "TOF+CAL".
+  *
+  * The total number of physical tracks is always given by GetNTracks() and the it-th physical track can be retrieved by means of the methods GetTrack(int it) and GetTrack(int it, TString how).
   */
- TClonesArray *PamLevel2::GetTracks(){
+ void PamLevel2::SortTracks() {
+   //Check if the current event has already been sorted
+   if (issorted && lastsorted == GetReadEntry()) {
+     return;
+   }
+   //Reset the sort flags, just in case something will go wrong...
+   issorted = false;
+   lastsorted = -1;
+   TString how = howtosort;
+   //  cout <<" PamLevel2::SortTracks(TString how) "<<endl;
+   if (!trk2_obj) {
+     cout << "void PamLevel2::SortTracks():  TrkLevel2 not loaded !!!";
+     return;
+   };
+   //Save current Object count
+   Int_t ObjectNumber = TProcessID::GetObjectCount();
+   // create TCloneArrays to store tracks and its images
+   if (!tsorted)
+     tsorted = new TClonesArray("PamTrack", trk2_obj->GetNTracks());
+   tsorted->Delete();
+   TClonesArray &ttsorted = *tsorted;
+   if (!timage)
+     timage = new TClonesArray("PamTrack", trk2_obj->GetNTracks());
+   timage->Delete();
+   TClonesArray &ttimage = *timage;
+   //--------------------------------------------------
+   // retrieve sorting method
+   //--------------------------------------------------
+   Bool_t use_TRK = how.Contains("TRK", TString::kIgnoreCase);
+   Bool_t use_CAL = how.Contains("CAL", TString::kIgnoreCase);
+   Bool_t use_TOF = how.Contains("TOF", TString::kIgnoreCase);
+   Bool_t use_S1 = how.Contains("S1", TString::kIgnoreCase);
+   Bool_t use_S2 = how.Contains("S2", TString::kIgnoreCase);
+   Bool_t use_S3 = how.Contains("S3", TString::kIgnoreCase);
+   Bool_t use_GP = how.Contains("GP", TString::kIgnoreCase);
+   if (use_TOF) {
+     use_S1 = true;
+     use_S2 = true;
+     use_S3 = true;
+   };
+   if (!CAL2 && use_CAL)
+     use_CAL = false;
+   if (!TOF) {
+     use_TOF = false;
+     use_S1 = false;
+     use_S2 = false;
+     use_S3 = false;
+   }
+   if (!GP) {
+     use_GP = false;
+   }
+   if (!TRK2) {
+     cout << "SortTracks() : without tracker does not work!!! (not yet)" << endl;
+     return;
+   };
+   //   cout << "use_CAL "<<use_CAL<<" use_TOF "<<use_TOF<<" use_TRK "<<use_TRK <<endl;
+   //--------------------------------------------------
+   // loop over "physical" tracks sorted by the tracker
+   //--------------------------------------------------
+   for (Int_t i = 0; i < trk2_obj->TrkLevel2::GetNTracks(); i++) {
+     TrkTrack *ts = 0;
+     CaloTrkVar *cs = 0;
+     ToFTrkVar *os = 0;
+     OrbitalInfoTrkVar *rs = 0;
+     // get tracker tracks
+     TrkTrack *tp = trk2_obj->TrkLevel2::GetTrack(i); //tracker
+     CaloTrkVar *cp = GetCaloStoredTrack(tp->GetSeqNo());
+     ToFTrkVar *op = GetToFStoredTrack(tp->GetSeqNo());
+     OrbitalInfoTrkVar *rp = GetOrbitalInfoStoredTrack(tp->GetSeqNo());
+     TrkTrack *ti = 0; //tracker (image)
+     CaloTrkVar *ci = 0;
+     ToFTrkVar *oi = 0;
+     OrbitalInfoTrkVar *ri = 0;
+     //  cout << "trk track n. "<<i << " "<<hex<< tp <<dec<< endl;
+     // if track has an image, check image selection
+     Int_t tp_score = 0; //main track sorted by the tracker
+     Int_t ti_score = 0; //image track
+     Int_t totp_score = 0; //main track sorted by the tracker
+     Int_t toti_score = 0; //image track
+     if (tp->HasImage()) {
+       ti = trk2_obj->TrkLevel2::GetTrackImage(i); //tracker (image)
+       ci = GetCaloStoredTrack(ti->GetSeqNo());
+       oi = GetToFStoredTrack(ti->GetSeqNo());
+       ri = GetOrbitalInfoStoredTrack(ti->GetSeqNo());
+       //            cout << "its image "<<i << " "<<hex<< ti <<dec<< endl;
+       //assign starting scores
+       tp_score = 0; //main track sorted by the tracker
+       ti_score = 0; //image track
+       // -----------------------------------------------------------------------------------------
+       // *****************************************************************************************
+       // -----------------------------------------------------------------------------------------
+       // calorimeter check
+       // -----------------------------------------------------------------------------------------
+       if (use_CAL && !calo2_obj) {
+         cout << "void PamLevel2::SortTracks(): howtosort= " << how << " but CaloLevel2 not loaded !!!";
+         return;
+       };
+       if (use_CAL && !cp && ci) {
+         ti_score++;
+         toti_score++;
+       };
+       if (use_CAL && cp && !ci) {
+         tp_score++;
+         totp_score++;
+       };
+       if (use_CAL && cp && ci && true) {
+         if (cp->npresh > ci->npresh && true) {
+           tp_score++;
+           totp_score++;
+         };
+         if (cp->npresh < ci->npresh && true) {
+           ti_score++;
+           toti_score++;
+         };
+         //      cout << "CALO "<<tp_score<<ti_score<<endl;
+       };
+       // -----------------------------------------------------------------------------------------
+       // *****************************************************************************************
+       // -----------------------------------------------------------------------------------------
+       // TOF check
+       // -----------------------------------------------------------------------------------------
+       // check the number of hit pmts along the track
+       // on S12 S21 and S32, where paddles are parallel to Y axis
+       if ((use_TOF || use_S1 || use_S2 || use_S3) && !tof_obj) {
+         cout << "void PamLevel2::SortTracks(): howtosort= " << how << " but ToFLevel2 not loaded !!!";
+         return;
+       };
+       //
+       if ((use_TOF || use_S1 || use_S2 || use_S3) && !op && oi) {
+         ti_score++;
+         toti_score++;
+       };
+       if ((use_TOF || use_S1 || use_S2 || use_S3) && op && !oi) {
+         tp_score++;
+         totp_score++;
+       };
+       if ((use_TOF || use_S1 || use_S2 || use_S3) && op && oi) {
+         //
+         Float_t sen = 0.;
+         for (Int_t ih = 0; ih < op->npmtadc; ih++) {
+           Int_t pl = tof_obj->GetPlaneIndex((op->pmtadc).At(ih));
+           if (pl == 2 || pl == 3 || pl == 4 || pl == 5)
+             sen += (op->dedx).At(ih);
+         };
+         for (Int_t ih = 0; ih < oi->npmtadc; ih++) {
+           Int_t pl = tof_obj->GetPlaneIndex((oi->pmtadc).At(ih));
+           if (pl == 2 || pl == 3 || pl == 4 || pl == 5)
+             sen += (oi->dedx).At(ih);
+         };
+         //
+         if (sen >= sortthr && false) { // temporary disabled NUCLEI special algorithm since the new one should work for every particle (to be checked!)
+           //printf(" IS A NUCLEUS! en = %f \n",sen);
+           //
+           // is a nucleus use a different algorithm
+           //
+           Int_t nz = 6;
+           Float_t zin[6]; // << define TOF z-coordinates
+           for (Int_t ip = 0; ip < nz; ip++)
+             zin[ip] = tof_obj->ToFLevel2::GetZTOF(tof_obj->ToFLevel2::GetToFPlaneID(ip)); // << read ToF plane z-coordinates
+           Trajectory *tr = new Trajectory(nz, zin);
+           //
+           Int_t nphit_p = 0;
+           Int_t nphit_i = 0;
+           Float_t enhit_p = 0.;
+           Float_t enhit_i = 0.;
+           //
+           for (Int_t ih = 0; ih < op->npmtadc; ih++) {
+             Int_t pl = tof_obj->GetPlaneIndex((op->pmtadc).At(ih));
+             if (pl == 1 || pl == 2 || pl == 5) {
+               nphit_p++;
+               enhit_p += (op->dedx).At(ih);
+             };
+           };
+           //
+           tp->DoTrack2(tr);
+           //
+           if (fabs(tr->y[0] - oi->ytofpos[0]) < 2.) {
+             for (Int_t ih = 0; ih < op->npmtadc; ih++) {
+               Int_t pl = tof_obj->GetPlaneIndex((op->pmtadc).At(ih));
+               if (pl == 0) {
+                 nphit_p++;
+                 enhit_p += (op->dedx).At(ih);
+               };
+             };
+           };
+           if (fabs(tr->y[3] - oi->ytofpos[1]) < 2.) {
+             for (Int_t ih = 0; ih < op->npmtadc; ih++) {
+               Int_t pl = tof_obj->GetPlaneIndex((op->pmtadc).At(ih));
+               if (pl == 3) {
+                 nphit_p++;
+                 enhit_p += (op->dedx).At(ih);
+               };
+             };
+           };
+           if (fabs(tr->y[4] - oi->ytofpos[2]) < 2.) {
+             for (Int_t ih = 0; ih < op->npmtadc; ih++) {
+               Int_t pl = tof_obj->GetPlaneIndex((op->pmtadc).At(ih));
+               if (pl == 4) {
+                 nphit_p++;
+                 enhit_p += (op->dedx).At(ih);
+               };
+             };
+           };
+           for (Int_t ih = 0; ih < oi->npmtadc; ih++) {
+             Int_t pl = tof_obj->GetPlaneIndex((oi->pmtadc).At(ih));
+             if (pl == 1 || pl == 2 || pl == 5) {
+               nphit_i++;
+               enhit_i += (op->dedx).At(ih);
+             };
+           };
+           //
+           ti->DoTrack2(tr);
+           //
+           if (fabs(tr->y[0] - oi->ytofpos[0]) < 2.) {
+             for (Int_t ih = 0; ih < oi->npmtadc; ih++) {
+               Int_t pl = tof_obj->GetPlaneIndex((oi->pmtadc).At(ih));
+               if (pl == 0) {
+                 nphit_i++;
+                 enhit_i += (op->dedx).At(ih);
+               };
+             };
+           };
+           if (fabs(tr->y[3] - oi->ytofpos[1]) < 2.) {
+             for (Int_t ih = 0; ih < oi->npmtadc; ih++) {
+               Int_t pl = tof_obj->GetPlaneIndex((oi->pmtadc).At(ih));
+               if (pl == 3) {
+                 nphit_i++;
+                 enhit_i += (op->dedx).At(ih);
+               };
+             };
+           };
+           if (fabs(tr->y[4] - oi->ytofpos[2]) < 2.) {
+             for (Int_t ih = 0; ih < oi->npmtadc; ih++) {
+               Int_t pl = tof_obj->GetPlaneIndex((oi->pmtadc).At(ih));
+               if (pl == 4) {
+                 nphit_i++;
+                 enhit_i += (op->dedx).At(ih);
+               };
+             };
+           };
+           if ((use_TOF || use_S1 || use_S2 || use_S3) && (nphit_p + nphit_i) != 0 && true) {
+             //      printf(" seqno %i nphit_p %i nphit_i %i enhit_p %f enhit_i %f \n",trk2_obj->TrkLevel2::GetSeqNo(i),nphit_p,nphit_i,enhit_p,enhit_i);
+             //      printf(" score p %i score i %i \n",tp_score,ti_score);
+             //            if( enhit_p > enhit_i ) tp_score++;
+             //            if( nphit_p >= nphit_i && enhit_p > enhit_i ) tp_score++;
+             if (nphit_p > nphit_i)
+               tp_score++;
+             if (nphit_p < nphit_i)
+               ti_score++;
+             if (nphit_p == nphit_i) {
+               if (enhit_p > enhit_i)
+                 tp_score++;
+               else
+                 ti_score++;
+             };
+             //      printf(" dopo score p %i score i %i \n",tp_score,ti_score);
+           };
+           delete tr;
+           //
+         }
+         else {
+           // -------------
+           // NOT a NUCLEUS
+           // -------------
+           //printf(" NOT a NUCLEUS! en = %f \n",sen);
-     // define new array for sorted tracker tracks
+           Int_t nphit_p = 0;
-     TClonesArray *aa = new TClonesArray("TrkTrack");
+           Int_t nphit_i = 0;
-     TClonesArray &sorted = *aa;
-     // loop over the tracks sorted by the tracker
+           /*                            cout << "track: npmtadc "<< op->npmtadc << endl;
-     for(Int_t i=0; i < TrkLevel2::GetNTracks(); i++){
+            cout << "track: npmttdc "<< op->npmttdc << endl;
+            cout << "image: npmtadc "<< oi->npmtadc << endl;
+            cout << "image: npmttdc "<< oi->npmttdc << endl;*/
-         TrkTrack *ts=0;
+           //      for (Int_t ih=0; ih < op->npmtadc; ih++){
+           //        Int_t pl = tof_obj->GetPlaneIndex( (op->pmtadc).At(ih) );
+           //        if(pl == 1 || pl == 2 || pl == 5)nphit_p++;
+           //      };
-         // get tracker tracks
+           //      for (Int_t ih=0; ih < oi->npmtadc; ih++){
-         TrkTrack   *tp = TrkLevel2::GetTrack(i);                    //tracker
+           //        Int_t pl = tof_obj->GetPlaneIndex( (oi->pmtadc).At(ih) );
-         CaloTrkVar *cp = CaloLevel2::GetCaloTrkVar(tp->GetSeqNo()); //calorimeter
+           //        if(pl == 1 || pl == 2 || pl == 5)nphit_i++;
-         ToFTrkVar  *op = ToFLevel2::GetToFTrkVar(tp->GetSeqNo());   //tof
+           //      };
+           // --- modified to count tdc signals (more efficient?)
+           // --- and to implement check on tdcflag
+           for (Int_t ih = 0; ih < op->npmttdc; ih++) {
+             Int_t pl = tof_obj->GetPlaneIndex((op->pmttdc).At(ih));
+             //      if( (op->tdcflag).At(ih)==0 && (pl == 1 || pl == 2 || pl == 5) )nphit_p++;
+             if ((use_S1 && (pl == 0 || pl == 1)) || (use_S2 && (pl == 2 || pl == 3))
+                 || (use_S3 && (pl == 4 || pl == 5))) {
+               if ((op->tdcflag).At(ih) == 0)
+                 nphit_p++;
+             };
+           };
-         // if track has an image, check image selection
+           for (Int_t ih = 0; ih < oi->npmttdc; ih++) {
-         if(tp->HasImage()){
+             Int_t pl = tof_obj->GetPlaneIndex((oi->pmttdc).At(ih));
-             TrkTrack   *ti = TrkLevel2::GetTrackImage(i);              //tracker (image)
+             //      if( (oi->tdcflag).At(ih)==0 && (pl == 1 || pl == 2 || pl == 5) )nphit_i++;
-             CaloTrkVar *ci = CaloLevel2::GetCaloTrkVar(ti->GetSeqNo());//calorimeter (image)
+             if ((use_S1 && (pl == 0 || pl == 1)) || (use_S2 && (pl == 2 || pl == 3))
-             ToFTrkVar  *oi = ToFLevel2::GetToFTrkVar(ti->GetSeqNo());  //tof (image)
+                 || (use_S3 && (pl == 4 || pl == 5))) {
+               if ((oi->tdcflag).At(ih) == 0)
+                 nphit_i++;
+             };
+           };
-             //assign starting scores
+           if ((nphit_p + nphit_i) != 0 && true) {
-             Int_t tp_score = 1;
-             Int_t ti_score = 0;
-             // ------------------------
-             // calorimeter check
-             // ------------------------
-             if(
-                       npcfit[1] > 3   &&  //no. of fit planes on Y view
- //              varcfit[1] < 50.&&  //fit variance on Y view
-                       true){
-                 Float_t resy_p = cp->tbar[0][1] - cbar[0][1];if(resy_p < 0)resy_p= - resy_p;
+             if (nphit_p != nphit_i) {
-                 Float_t resy_i = ci->tbar[0][1] - cbar[0][1];if(resy_i < 0)resy_i= - resy_i;
+               totp_score += nphit_p;
+               toti_score += nphit_i;
+               tp_score += nphit_p;
+               ti_score += nphit_i;
+             };
+             //      if     ( nphit_p > nphit_i) tp_score+=nphit_p;
+             //      else if( nphit_p < nphit_i) ti_score+=nphit_i;
+             //      else ;//niente
+           };
+         };
+         //      cout << "TOF "<<tp_score<<ti_score<<endl;
+       };
-                 if(resy_p <= resy_i) tp_score++;
+       //      if(tp_score == ti_score) use_TRK = true;
-                 else                 ti_score++;
-                       };
-             // ------------------------
-             // TOF check
-             // ------------------------
-             // ------------------------
-             // the winner is....
-             // ------------------------
-                       if(tp_score > ti_score) ts = tp;//the track sorted by the tracker!!
-                       else                    ts = ti;//its image!!
-         }else{
+       // -----------------------------------------------------------------------------------------
-             ts = tp;
+       // *****************************************************************************************
-         };
+       // -----------------------------------------------------------------------------------------
+       // tracker check
-         new(sorted[i]) TrkTrack(*ts); //save the track in the sorted array
+       // -----------------------------------------------------------------------------------------
+       // chi**2 difference is not always large enough to distinguish among
+       // the real track and its image.
+       // Tracker check will be applied always when calorimeter and tof information is ambiguous.
+       // *** MODIFIED ON AUGUST 2007 ***
+       if (use_TRK) {
+         //      if(      tp->chi2 > 0 && tp->chi2 < ti->chi2 ) tp_score++ ;
+         //      else if( ti->chi2 > 0 && ti->chi2 < tp->chi2 ) ti_score++ ;
+         // CHECK 1 : number of points along X
+         if (tp->GetNX() >= ti->GetNX()) {
+           tp_score++;
+           totp_score++;
+         };
+         if (tp->GetNX() <= ti->GetNX()) {
+           ti_score++;
+           toti_score++;
+         };
+         // CHECK 2 : number of points along Y
+         if (tp->GetNY() >= ti->GetNY()) {
+           tp_score++;
+           totp_score++;
+         };
+         if (tp->GetNY() <= ti->GetNY()) {
+           ti_score++;
+           toti_score++;
+         };
+         //      cout << "TRK "<<tp_score<<ti_score<<endl;
+       };
+       // -----------------------------------------------------------------------------------------
+       // *****************************************************************************************
+       // -----------------------------------------------------------------------------------------
+       // GPamela check
+       // -----------------------------------------------------------------------------------------
+       //---------------------------------------------------
+       // count the number of GP hits
+       //---------------------------------------------------
+       if (use_GP) {
+         int ngphits_p = 0;
+         int ngphits_i = 0;
+         float toll = 0.02; //200 micron
+         for (int ih = 0; ih < GetGPamela()->Nthspe; ih++) {
+           int ip = (Int_t) GetGPamela()->Itrpb[ih] - 1;
+           if (tp && tp->YGood(ip) && fabs(tp->ym[ip] - GetGPamela()->Yavspe[ih]) < toll && true)
+             ngphits_p++;
+           if (ti && ti->YGood(ip) && fabs(ti->ym[ip] - GetGPamela()->Yavspe[ih]) < toll && true)
+             ngphits_i++;
+         }
+         if (ngphits_p > ngphits_i && true) {
+           tp_score++;
+           totp_score++;
+         }
+         if (ngphits_p < ngphits_i && true) {
+           ti_score++;
+           toti_score++;
+         }
+       }
+       // *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*
+       // the winner is....
+       // *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*
+       if (tp_score > ti_score) {
+       }
+       else if (tp_score < ti_score) {
+         ts = ti;//its image!!
+         cs = ci;
+         os = oi;
+         rs = ri;
+         Int_t totis = toti_score;
+         ti = tp;//its image!!
+         ci = cp;
+         oi = op;
+         ri = rp;
+         tp = ts;//its image!!
+         cp = cs;
+         op = os;
+         rp = rs;
+         toti_score = totp_score;
+         totp_score = totis;
+       }
+       else {
+         //      cout << "Warning - track image ambiguity not solved" << endl;
+       };
+     }
+     else {
+       totp_score = 1;
+       toti_score = 0;
+       //            ts = tp;
+       //            cs = cp;
+       //            os = op;
      };
-     return aa;
+     //  cout <<" SortTracks() "<<i<<" -- "<<ts<<endl;
- };
+     //  sorted_tracks->Add(ts);//save the track in the sorted array
+     //  sorted_tracks.Add(ts);//save the track in the sorted array
+     //  sorted_tracks.Add(tp);//save the track in the sorted array
+     //  cout << "SortTracks:: sorted_tracks->Add(it) "<<i<<" "<<ts<<endl;
+     //  cout<<"o "<<tp<<endl;
+     //  cout<<"o "<<cp<<endl;
+     //  cout<<"o "<<op<<endl;
+     new (ttsorted[i]) PamTrack(tp, cp, op, rp);
+     new (ttimage[i]) PamTrack(ti, ci, oi, ri);
+     ((PamTrack*) (ttsorted[i]))->SetPScore(totp_score);
+     ((PamTrack*) (ttsorted[i]))->SetIScore(toti_score);
+     ((PamTrack*) (ttimage[i]))->SetPScore(totp_score);
+     ((PamTrack*) (ttimage[i]))->SetIScore(toti_score);
+   };
+   if (tsorted->GetEntries() != trk2_obj->GetNTracks()) {
+     cout << "void PamLevel2::SortTracks(): tsorted->GetEntries() " << tsorted->GetEntries()
+         << " != trk2_obj->GetNTracks() = " << trk2_obj->GetNTracks() << endl;
+     tsorted->Delete();
+     tsorted = 0;
+     timage->Delete();
+     timage = 0;
+   }
+   //Restore Object count
+   //To save space in the table keeping track of all referenced objects
+   //We reset the object count to what it was at the beginning of the event.
+   TProcessID::SetObjectCount(ObjectNumber);
+   //Everything went fine so the current event can be tagged as sorted
+   issorted = true;
+   lastsorted = GetReadEntry();
+ }
+ ;
+ //--------------------------------------
+ //
+ //
+ //--------------------------------------
+ /**
+  * This method overrides TrkLevel2::GetTracks(), where sorting is done by decreasing number of fit points and increasing chi^2.
+  * PamLevel2::GetTracks() keeps the same track order given by TrkLevel2::GetTracks(), but checks image selection by using calorimeter and ToF tracking information.
+  */
+ // TRefArray *PamLevel2::GetTracks(){
+ // //  *-*-*-*-*-*-*-*-*-*-*-*-*
+ //     SortTracks("+CAL+TOF");
+ // //  *-*-*-*-*-*-*-*-*-*-*-*-*
+ // //   return  sorted_tracks;
+ //     return &sorted_tracks;
+ //  };
+ TClonesArray *PamLevel2::GetTracks() {
+   //  *-*-*-*-*-*-*-*-*-*-*-*-*
+   SortTracks();
+   //  *-*-*-*-*-*-*-*-*-*-*-*-*
+   return tsorted;
+ }
+ ;
  //--------------------------------------
  //
  //
  //--------------------------------------
  /**
   * Retrieves the it-th Pamela "physical" track.
   * It override TrkLevel2::GetTrack(int it).
   * @param it Track number, ranging from 0 to GetNTracks().
   */
- PamTrack *PamLevel2::GetTrack(int it){
+ PamTrack *PamLevel2::GetTrack(int it) {
-     TClonesArray *aa = this->GetTracks();
+   //    if(!trk2_obj) return 0;
-     TClonesArray &sorted = *aa;
-     TrkTrack   *t = 0;
+   // //  *-*-*-*+-*-*-*-*-*-*-*-*-*
-     CaloTrkVar *c = 0;
+   //     SortTracks("+CAL+TOF");
-     ToFTrkVar  *o = 0;
+   // //  *-*-*-*-*-*-*-*-*-*-*-*-*
+   // //    if(!sorted_tracks)return 0;
+   //     if(sorted_tracks.IsEmpty())return 0;
-     if( it >=0 && it < TrkLevel2::GetNTracks() ){
+   //     PamTrack *track = 0;
-         t = (TrkTrack*)sorted[it];
-         c = CaloLevel2::GetCaloTrkVar(t->GetSeqNo());
+   //     if( it >=0 && it < trk2_obj->TrkLevel2::GetNTracks() && it<sorted_tracks.GetEntriesFast() ){
-         o = ToFLevel2::GetToFTrkVar(t->GetSeqNo());
+   //    TrkTrack   *t = (TrkTrack*)sorted_tracks.At(it);
-     };
+   //    track = GetPamTrackAlong(t);
+   //     }else{
-     // hence create a "PamTrack" object
+   //    cout << "PamLevel2::GetTrack(int) : tracker track SeqNo "<< it <<" does not exist (GetNTracks() = "<<trk2_obj->TrkLevel2::GetNTracks()<<")"<<endl;
-     PamTrack *track = 0;
+   //     };
-     if(t && c && o)track = new PamTrack(t,c,o);
-     return track;
+   //     return track;
+   //    cout << "PamLevel2::GetTrack(int it) "<<endl;
+   //  *-*-*-*-*-*-*-*-*-*-*-*-*
+   SortTracks();
+   //  *-*-*-*-*-*-*-*-*-*-*-*-*
+   if (!tsorted)
+     return 0;
+   if (!tsorted->GetEntries())
+     return 0;
+   PamTrack *track = 0;
+   if (it >= 0 && it < trk2_obj->TrkLevel2::GetNTracks()) {
+     //  TrkTrack   *t = (TrkTrack*)sorted_tracks.At(it);
+     //  track = GetPamTrackAlong(t);
+     //TClonesArray &t = *(tsorted);
+     //track = (PamTrack*)t[it];
+     track = (PamTrack*)((*tsorted)[it]);
+   }
+   else {
+     cout << "PamLevel2::GetTrack(int) : tracker track SeqNo " << it << " does not exist (GetNTracks() = "
+         << trk2_obj->TrkLevel2::GetNTracks() << ")" << endl;
+   };
+   return track;
+ }
+ ;
- };
  //--------------------------------------
  //
  //
  //--------------------------------------
  /**
-  * Retrieves (if present) the image of the it-th Pamela "physical" track, sorted by the method PamLevel2::GetTracks().
+  * Retrieves (if present) the image of the it-th Pamela "physical" track, sorted by the method PamLevel2::SortTracks().
   * @param it Track number, ranging from 0 to GetNTracks().
   */
- PamTrack *PamLevel2::GetTrackImage(int it){
+ PamTrack *PamLevel2::GetTrackImage(int it) {
+   //  *-*-*-*-*-*-*-*-*-*-*-*-*
+   SortTracks();
+   //  *-*-*-*-*-*-*-*-*-*-*-*-*
+   if (!timage)
+     return 0;
+   if (!timage->GetEntries())
+     return 0;
+   PamTrack *image = 0;
-     TClonesArray *aa = this->GetTracks();
+   if (it >= 0 && it < trk2_obj->TrkLevel2::GetNTracks()) {
-     TClonesArray &sorted = *aa;
+     TClonesArray &t = *(tsorted);
+     PamTrack *temp = (PamTrack*) t[it];
+     if (temp->GetTrkTrack()->HasImage()) {
+       TClonesArray & t = *(timage);
+       image = (PamTrack*) t[it];
+     }
+     else {
+       //            cout <<"PamLevel2::GetTrackImage(int) : Track SeqNo "<<it<<" does not have image"<<endl;
+     };
+   }
+   else {
+     cout << "PamLevel2::GetTrackImage(int) : Tracker track SeqNo " << it << " does not exist (GetNTracks() = "
+         << trk2_obj->TrkLevel2::GetNTracks() << ")" << endl;
+   };
-     TrkTrack   *t = 0;
+   return image;
-     CaloTrkVar *c = 0;
-     ToFTrkVar  *o = 0;
-     if( it >=0 && it < TrkLevel2::GetNTracks() ){
-         TrkTrack *temp = (TrkTrack*)sorted[it];
-         if( temp->HasImage() ){
-             t = TrkLevel2::GetStoredTrack(temp->GetImageSeqNo());
-             c = CaloLevel2::GetCaloTrkVar(temp->GetImageSeqNo());
-             o = ToFLevel2::GetToFTrkVar(temp->GetImageSeqNo());
-         };
-     };
-     // hence create a "PamTrack" object
-     PamTrack *image = 0;
-     if(t && c && o)image = new PamTrack(t,c,o);
-     return image;
  }
  //--------------------------------------
-Line 209 
 PamTrack *PamLevel2::GetTrackImage(int i
+Line 1793 
 PamTrack *PamLevel2::GetTrackImage(int i
  //
  //--------------------------------------
  /**
-  * Get the Pamela detector trees and make them friends.
+  * Get the Pamela detector trees in a single file and make them friends.
-  */
+  * @param f TFile pointer
- TTree *PamLevel2::LoadPamTrees(TFile *f){
+  * @param detlist String to select trees to be included
+  * @return Pointer to a TTree
-     TTree *Tout =0;
+  */
+ TTree *PamLevel2::GetPamTree(TFile *f, TString detlist) {
-     // Tracker
-     TTree *T = (TTree*)f->Get("Tracker");
+   if (detlist.Contains("+AUTO", TString::kIgnoreCase)) {
-     if(T) {
+     cout << "+AUTO" << endl;
-         T->SetBranchAddress("TrkLevel2", GetPointerToTrk());
+     GetWhichTrees(f);
-         cout << "Tracker      : set branch address TrkLevel2"<<endl;
+   };
-         if(!Tout)Tout=T;
+   SetWhichTrees(detlist);
-     }else{
-         cout << "Tracker      : missing tree"<<endl;
+   if (pam_tree) {
-     };
+     printf("WARNING: TTree *PamLevel2::GetPamTree(TFile *fl, TString detlist) -- pam_tree already exists!\n ");
-     // Calorimeter
+     return pam_tree;
-     TTree *C = (TTree*)f->Get("Calorimeter");
+   };
-     if(C) {
+   //
-         C->SetBranchAddress("CaloLevel2", GetPointerToCalo());
-         cout << "Calorimeter  : set branch address CaloLevel2"<<endl;
+   cout << "TTree *PamLevel2::GetPamTree(TFile *f, TString detlist ) -- obsolte " << endl;
-         if(!Tout)Tout=C;
-         else Tout->AddFriend(C);
+   //    SetWhichTrees(detlist);
-     }else{
-         cout << "Calorimeter  : missing tree"<<endl;
+   TTree *Trout = 0;
-     };
-     // ToF
+   TString fname = f->GetName();
-     TTree *O = (TTree*)f->Get("ToF");
+   if (!CheckLevel2File(fname))
-     if(O) {
+     return NULL;
-         O->SetBranchAddress("ToFLevel2", GetPointerToToF());
-         cout << "ToF          : set branch address ToFLevel2"<<endl;
+   //    UInt_t *found=0;
-         if(!Tout)Tout=O;
-         else Tout->AddFriend(O);
+   cout << "GetPamTree(TFile*,TString): detector list --> ";
-     }else{
+   if (TRK1)
-         cout << "ToF         : missing tree"<<endl;
+     cout << "TRK1 ";
-     };
+   if (TRK2)
-     // Trigger
+     cout << "TRK2 ";
-     TTree *R = (TTree*)f->Get("Trigger");
+   if (TRKh)
-     if(R) {
+     cout << "TRKH ";
-         R->SetBranchAddress("TrigLevel2", GetPointerToTrig());
+   if (CAL1)
-         cout << "Trigger      : set branch address TrigLevel2"<<endl;
+     cout << "CAL1 ";
-         if(!Tout)Tout=O;
+   if (CAL2)
-         else Tout->AddFriend(R);
+     cout << "CAL2 ";
-     }else{
+   if (TOF)
-         cout << "Trigger      : missing tree"<<endl;
+     cout << "TOF ";
-     };
+   if (TRG)
-     // S4
+     cout << "TRG ";
-     TTree *S = (TTree*)f->Get("S4");
+   if (AC)
-     if(S) {
+     cout << "AC ";
-         S->SetBranchAddress("S4Level2", GetPointerToS4());
+   if (ND)
-         cout << "S4           : set branch address S4Level2"<<endl;
+     cout << "ND ";
-         if(!Tout)Tout=O;
+   if (S4)
-         else Tout->AddFriend(S);
+     cout << "S4 ";
-     }else{
+   if (ORB)
-         cout << "S4           : missing tree"<<endl;
+     cout << "ORB ";
-     };
+   if (GP)
-     // Neutron Detector
+     cout << "GP ";
-     TTree *N = (TTree*)f->Get("NeutronD");
+   cout << endl;
-     if(N) {
+   if (SELLI && SELLI != 2)
-         N->SetBranchAddress("NDLevel2", GetPointerToND());
+     cout << ">>> Found selection-list <<<" << endl; //EMILIANO
-         cout << "NeutronD     : set branch address NDLevel2"<<endl;
-         if(!Tout)Tout=O;
+   f->cd();
-         else Tout->AddFriend(N);
-     }else{
+   // Tracker
-         cout << "NeutronD     : missing tree"<<endl;
+   TTree *T = (TTree*) f->Get("Tracker");
-     };
+   if (T && (TRK2 || TRK1 || TRKh)) {
-     // Anticounters
+     if (TRK2)
-     TTree *A = (TTree*)f->Get("Anticounter");
+       T->SetBranchAddress("TrkLevel2", GetPointerTo("TrkLevel2"));
-     if(A) {
+     //  else    T->SetBranchStatus("TrkLevel2",0,found);
-         A->SetBranchAddress("AcLevel2", GetPointerToAc());
+     if (TRK2)
-         cout << "Anticounter  : set branch address AcLevel2"<<endl;
+       cout << "Tracker      : set branch address TrkLevel2" << endl;
-         if(!Tout)Tout=O;
+     if (TRK1)
-         else Tout->AddFriend(A);
+       T->SetBranchAddress("TrkLevel1", GetPointerTo("TrkLevel1"));
-     }else{
+     //  else    T->SetBranchStatus("TrkLevel1",0,found);
-         cout << "Anticounter  : missing tree"<<endl;
+     if (TRK1)
-     };
+       cout << "Tracker      : set branch address TrkLevel1" << endl;
+     if (TRKh)
-     return Tout;
+       T->SetBranchAddress("TrkHough", GetPointerTo("TrkHough"));
+     //  else    T->SetBranchStatus("TrkHough",0,found);
+     if (TRKh)
+       cout << "Tracker      : set branch address TrkHough" << endl;
+     if (!Trout)
+       Trout = T;
+     else
+       Trout->AddFriend(T);
+   }
+   else {
+     cout << "Tracker      : missing tree" << endl;
+   };
+   // Calorimeter
+   TTree *C = (TTree*) f->Get("Calorimeter");
+   if (C && (CAL2 || CAL1)) {
+     if (CAL2)
+       C->SetBranchAddress("CaloLevel2", GetPointerTo("CaloLevel2"));
+     //  else    C->SetBranchStatus("CaloLevel2",0,found);
+     if (CAL2)
+       cout << "Calorimeter  : set branch address CaloLevel2" << endl;
+     if (CAL1)
+       C->SetBranchAddress("CaloLevel1", GetPointerTo("CaloLevel1"));
+     //  else    C->SetBranchStatus("CaloLevel1",0,found);
+     if (CAL1)
+       cout << "Calorimeter  : set branch address CaloLevel1" << endl;
+     if (!Trout)
+       Trout = C;
+     else
+       Trout->AddFriend(C);
+   }
+   else {
+     cout << "Calorimeter  : missing tree" << endl;
+   };
+   // ToF
+   TTree *O = (TTree*) f->Get("ToF");
+   if (O && TOF) {
+     O->SetBranchAddress("ToFLevel2", GetPointerTo("ToFLevel2"));
+     cout << "ToF          : set branch address ToFLevel2" << endl;
+     if (!Trout)
+       Trout = O;
+     else
+       Trout->AddFriend(O);
+   }
+   else {
+     cout << "ToF         : missing tree" << endl;
+   };
+   // Trigger
+   TTree *R = (TTree*) f->Get("Trigger");
+   if (R && TRG) {
+     R->SetBranchAddress("TrigLevel2", GetPointerTo("TrigLevel2"));
+     cout << "Trigger      : set branch address TrigLevel2" << endl;
+     if (!Trout)
+       Trout = R;
+     else
+       Trout->AddFriend(R);
+   }
+   else {
+     cout << "Trigger      : missing tree" << endl;
+   };
+   // S4
+   TTree *S = (TTree*) f->Get("S4");
+   if (S && S4) {
+     S->SetBranchAddress("S4Level2", GetPointerTo("S4Level2"));
+     cout << "S4           : set branch address S4Level2" << endl;
+     if (!Trout)
+       Trout = S;
+     else
+       Trout->AddFriend(S);
+   }
+   else {
+     cout << "S4           : missing tree" << endl;
+   };
+   // Neutron Detector
+   TTree *N = (TTree*) f->Get("NeutronD");
+   if (N && ND) {
+     N->SetBranchAddress("NDLevel2", GetPointerTo("NDLevel2"));
+     cout << "NeutronD     : set branch address NDLevel2" << endl;
+     if (!Trout)
+       Trout = N;
+     else
+       Trout->AddFriend(N);
+   }
+   else {
+     cout << "NeutronD     : missing tree" << endl;
+   };
+   // Anticounters
+   TTree *A = (TTree*) f->Get("Anticounter");
+   if (A && AC) {
+     A->SetBranchAddress("AcLevel2", GetPointerTo("AcLevel2"));
+     cout << "Anticounter  : set branch address AcLevel2" << endl;
+     if (!Trout)
+       Trout = A;
+     else
+       Trout->AddFriend(A);
+   }
+   else {
+     cout << "Anticounter  : missing tree" << endl;
+   };
+   // Orbital Info
+   TTree *B = (TTree*) f->Get("OrbitalInfo");
+   if (B && ORB) {
+     B->SetBranchAddress("OrbitalInfo", GetPointerTo("OrbitalInfo"));
+     cout << "OrbitalInfo  : set branch address OrbitalInfo" << endl;
+     if (!Trout)
+       Trout = B;
+     else
+       Trout->AddFriend(B);
+   }
+   else {
+     cout << "OrbitalInfo  : missing tree" << endl;
+   };
+   // GPamela
+   TTree *G = (TTree*) f->Get("h20");
+   if (G && GP) {
+     if (!gp_obj)
+       gp_obj = new GPamela();
+     //      ------------------------------------
+     //      ATTENZIONE!!!
+     //      non so per quale arcano motivo,
+     //      per l'albero di gpamela il branch address lo devo settare
+     //      DOPO aver fatto friend
+     //      FGRRRVZZZZUTSALKJMSLKJ!!!
+     //      ------------------------------------
+     //  gp_obj->SetBranchAddress(G); //ho dovuto fare in maniera diversa dagli altri
+     //  cout << "h20          : set branch address GPamela "<<endl;
+     if (!Trout)
+       Trout = G;
+     else
+       Trout->AddFriend(G);
+   }
+   else {
+     //  cout << "h20          : missing tree"<<endl;
+   };
+   TTree *L = (TTree*) f->Get("SelectionList");
+   if (L && SELLI == 1) {
+     cout << " TTree *PamLevel2::GetPamTree(TFile, TString) >>> SelectionList not implemented!!!!" << endl;
+     sel_tree = 0;
+   }
+   else {
+     cout << "SelectionList  : missing tree" << endl;
+   };
+   cout << endl << " Number of entries: " << Trout->GetEntries() << endl << endl;
+   //      ------------------------------------
+   //      ATTENZIONE!!!
+   //      non so per quale arcano motivo,
+   //      per l'albero di gpamela il branch address lo devo settare
+   //      DOPO aver fatto friend
+   //      FGRRRVZZZZUTSALKJMSLKJ!!!
+   //      ------------------------------------
+   if (G && GP) {
+     gp_obj->SetBranchAddress(Trout); //ho dovuto fare in maniera diversa dagli altri
+     cout << "h20          : set branch address GPamela " << endl;
+   }
+   else {
+     cout << "h20          : missing tree" << endl;
+   };
+   pam_tree = (TChain*) Trout;
+   return Trout;
+ }
+ //--------------------------------------
+ //
+ //
+ //--------------------------------------
+ /**
+  * Get list of Level2 files.
+  * @param ddir Level2 data directory.
+  * @param flisttxt Name of txt file containing file list.
+  * @return Pointer to a TList of TSystemFiles
+  * If no input file list is given , all the Level2 files inside the directory are processed.
+  */
+ TList* PamLevel2::GetListOfLevel2Files(TString ddir, TString flisttxt = "") {
+   TString wdir = gSystem->WorkingDirectory();
+   if (ddir != "") {
+     cout << "Level2 data directory : " << ddir << endl;
+   }
+   else {
+     cout << "Level2 data directory not given as input: trying to evaluate from list or taking working directory "
+         << endl;
+   };
+   TList *contents = new TList; // create output list
+   contents->SetOwner();
+   // --------------------------------------
+   // case 1 : input file/file-list provided
+   // --------------------------------------
+   if (flisttxt != "") {
+     // --------------------------------------
+     // a list of files given as input
+     // --------------------------------------
+     if (!flisttxt.EndsWith(".root")) {
+       TString dir = gSystem->DirName(flisttxt);
+       //            cout << " List directory "<<dir<<endl;
+       if (dir == "." || dir == "")
+         flisttxt = gSystem->ConcatFileName(wdir.Data(), gSystem->BaseName(flisttxt));
+       //                flisttxt = gSystem->ConcatFileName(gSystem->DirName(flisttxt),gSystem->BaseName(flisttxt));
+       if (!gSystem->ChangeDirectory(ddir)) {
+         cout << "Cannot change directory : " << ddir << endl;
+         return 0;
+       }
+       cout << "Input file list : " << flisttxt << endl;
+       ifstream in;
+       in.open(flisttxt, ios::in); //open input file list
+       if (!in.good()) {
+         cout << " TList*  PamLevel2::GetListOfLevel2Files(TString, TString) --> ERROR opening the file " << endl;
+         gSystem->ChangeDirectory(wdir); // back to the working directory
+         return 0;
+       }
+       int line = 0;
+       // ...........................
+       // loop over file-list records
+       // ...........................
+       while (1) {
+         TString file;
+         in >> file;
+         if (!in.good())
+           break;
+         line++;
+         cout << "(*) " << file << endl;
+         if (file.IsNull()) {
+           cout << "-- list interrupted at line " << line << endl;
+           break;
+         }
+         if (file.Contains("#"))
+           file = file(0, file.First("#"));
+         //
+         // take only root files
+         //
+         if (file.EndsWith(".root")) {
+           TString filedir;
+           cout << ddir << endl;
+           if (ddir != "") {
+             filedir = ddir; // take the input dir
+           }
+           else {
+             gSystem->ChangeDirectory(wdir); // back to the working directory
+             filedir = gSystem->DirName(file); // this will take the path if exist in the list otherwise it will return automatically the working dir
+           };
+           filedir.Append("/");
+           char *fullpath = gSystem->ConcatFileName(gSystem->DirName(filedir), gSystem->BaseName(file));
+           contents->Add(new TSystemFile(fullpath, gSystem->DirName(fullpath)));// add file to the list
+           cout << fullpath << endl;
+           delete fullpath;
+         }
+         //          }else{
+         //              if(file.Data()!="")cout << "File: "<<file<<" ---> missing "<< endl;
+         //          };
+       };
+       in.close();
+       // --------------------------------------
+       // a single root file given as input
+       // --------------------------------------
+     }
+     else {
+       if (flisttxt.Contains("#"))
+         flisttxt = flisttxt(0, flisttxt.First("#"));
+       char *fullpath = gSystem->ConcatFileName(gSystem->DirName(flisttxt), gSystem->BaseName(flisttxt));
+       contents->Add(new TSystemFile(fullpath, gSystem->DirName(fullpath)));// add file to the list
+       delete fullpath;
+     };
+     // ---------------------------------------------------------------------------------
+     // case 2 : no input file/file-list provided --> read all files insede the directory
+     // ---------------------------------------------------------------------------------
+   }
+   else {
+     cout << "No input file list given." << endl;
+     cout << "Check for existing root files." << endl;
+     //          cout << "Warking directory: "<< gSystem->WorkingDirectory()<< endl;
+     if (ddir == "") {
+       ddir = wdir;
+       cout << "Level2 data directory : " << ddir << endl;
+     };
+     TSystemDirectory *datadir = new TSystemDirectory(gSystem->BaseName(ddir), ddir);
+     TList *temp = datadir->GetListOfFiles();
+     if (!temp)
+       return 0;
+     //          temp->Print();
+     //          cout << "*************************************" << endl;
+     TIter next(temp);
+     TSystemFile *questo = 0;
+     while ((questo = (TSystemFile*) next())) {
+       TString name = questo-> GetName();
+       if (name.EndsWith(".root")) {
+         //              const char *fullpath = gSystem->FindFile(ddir,name);
+         //              char *fullpath;
+         //              gSystem->IsFileInIncludePath(name,&fullpath);
+         char *fullpath = gSystem->ConcatFileName(gSystem->DirName(ddir), gSystem->BaseName(name));
+         contents->Add(new TSystemFile(fullpath, gSystem->DirName(fullpath)));
+         delete fullpath;
+       };
+     }
+     delete temp;
+     delete datadir;
+   };
+   gSystem->ChangeDirectory(wdir); // back to the working directory
+   //    cout << endl << "Selected files:" << endl;
+   //    contents->Print();
+   cout << contents->GetEntries() << " files \n";
+   //    cout << endl;
+   //    cout << "Working directory: "<< gSystem->WorkingDirectory()<< endl;
+   return contents;
+ }
+ ;
+ //--------------------------------------
+ //
+ //
+ //--------------------------------------
+ /**
+  * Get the Pamela detector chains from a list of files and make them friends.
+  * @param fl Pointer to a TList of TSystemFiles
+  * @param detlist String to select trees to be included
+  * @return Pointer to a TChain
+  */
+ TChain *PamLevel2::GetPamTree(TList *fl, TString detlist) {
+   //
+   //
+   //
+   if (pam_tree) {
+     printf("WARNING: TChain *PamLevel2::GetPamTree(TList *fl, TString detlist) -- pam_tree already exists!\n ");
+     return pam_tree;
+   };
+   //
+   TChain *Trout = 0;
+   // -------------------------------------------
+   // set flags to include/exclude trees/branches
+   // -------------------------------------------
+   if (detlist.Contains("+AUTO", TString::kIgnoreCase)) {
+     if (fl->GetEntries() > 0) {
+       cout << "+AUTO" << endl;
+       TFile *fprimo = new TFile(fl->At(0)->GetName());
+       GetWhichTrees(fprimo);
+       fprimo->Close();// AAAAARGGGGGHHHHH!!!!!!! non commentare questa riga, altrimenti si incasina il TChain
+       fprimo->Delete();
+     }
+   };
+   SetWhichTrees(detlist);
+   // -------------------------------------------
+   // build chains
+   // -------------------------------------------
+   TChain *T = 0;
+   TChain *C = 0;
+   TChain *O = 0;
+   TChain *R = 0;
+   TChain *S = 0;
+   TChain *N = 0;
+   TChain *A = 0;
+   TChain *B = 0;
+   TChain *G = 0;
+   TChain *L = 0;
+   if (TRK2 || TRK1 || TRKh)
+     T = new TChain("Tracker");
+   if (CAL2 || CAL1)
+     C = new TChain("Calorimeter");
+   if (TOF)
+     O = new TChain("ToF");
+   if (TRG)
+     R = new TChain("Trigger");
+   if (S4)
+     S = new TChain("S4");
+   if (ND)
+     N = new TChain("NeutronD");
+   if (AC)
+     A = new TChain("Anticounter");
+   if (ORB)
+     B = new TChain("OrbitalInfo");
+   if (GP)
+     G = new TChain("h20");
+   L = new TChain("SelectionList");
+   // loop over files and create chains
+   TIter next(fl);
+   TSystemFile *questo = 0;
+   while ((questo = (TSystemFile*) next())) {
+     TString name = questo->GetName();
+     cout << "File: " << name << endl;
+     if (CheckLevel2File(name)) {
+       if (TRK2 || TRK1 || TRKh)
+         T->Add(name);
+       if (CAL1 || CAL2)
+         C->Add(name);
+       if (TOF)
+         O->Add(name);
+       if (TRG)
+         R->Add(name);
+       if (S4)
+         S->Add(name);
+       if (ND)
+         N->Add(name);
+       if (AC)
+         A->Add(name);
+       if (ORB)
+         B->Add(name);
+       if (GP)
+         G->Add(name);
+       if (SELLI == 1)
+         L->Add(name);
+     };
+   };
+   cout << "done chains\n";
+   cout << "+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+" << endl;
+   // -------------------------------------------
+   // make friends
+   // -------------------------------------------
+   // Tracker
+   cout << "Friends: " << endl;
+   if (T && (TRK2 || TRK1 || TRKh)) {
+     if (!Trout)
+       Trout = T;
+     else
+       Trout->AddFriend("Tracker");
+     //  cout << "+Tacker"<<endl;
+   };
+   // Calorimeter
+   if (C && (CAL2 || CAL1)) {
+     if (!Trout)
+       Trout = C;
+     else
+       Trout->AddFriend("Calorimeter");
+     //  cout << "+Calorimeter"<<endl;
+   };
+   // ToF
+   if (O && TOF) {
+     if (!Trout)
+       Trout = O;
+     else
+       Trout->AddFriend("ToF");
+     //  cout << "+ToF"<<endl;
+   };
+   // Trigger
+   if (R && TRG) {
+     if (!Trout)
+       Trout = O;
+     else
+       Trout->AddFriend("Trigger");
+     //  cout << "+Trigger"<<endl;
+   };
+   // S4
+   if (S && S4) {
+     if (!Trout)
+       Trout = O;
+     else
+       Trout->AddFriend("S4");
+     //  cout << "+S4"<<endl;
+   };
+   // Neutron Detector
+   if (N && ND) {
+     if (!Trout)
+       Trout = O;
+     else
+       Trout->AddFriend("NeutronD");
+     //  cout << "+NeutronD"<<endl;
+   };
+   // Anticounters
+   if (A && AC) {
+     if (!Trout)
+       Trout = O;
+     else
+       Trout->AddFriend("Anticounter");
+     //  cout << "+Anticounter"<<endl;
+   };
+   // Orbital Info
+   if (B && ORB) {
+     if (!Trout)
+       Trout = O;
+     else
+       Trout->AddFriend("OrbitalInfo");
+     //  cout << "+OrbitalInfo"<<endl;
+   };
+   // GPamela
+   if (G && GP) {
+     if (!Trout)
+       Trout = G;
+     else
+       Trout->AddFriend("h20");
+     //  cout << "+h20"<<endl;
+   };
+   //  =====================================
+   //  SET BRANCH-ADDRESS AFTER CHAIN+FRIEND
+   //  =====================================
+   SetBranchAddress(Trout);
+   //  ------------------------------------
+   //  finally handle selection trees...
+   //  (it is not friend of pamela tree)
+   //  ------------------------------------
+   cout << "+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+" << endl;
+   // Selection List
+   if (L && SELLI == 1) {
+     cout << ">>> Found selection-list <<<" << endl;
+     //  L->SetBranchAddress("RunEntry",&irun);
+     L->SetBranchAddress("RunEntry", &irunt);//NEWNEW
+     cout << "SelectionList: set branch address RunEntry" << endl;
+     L->SetBranchAddress("EventEntry", &irunentry);
+     cout << "SelectionList: set branch address EventEntry" << endl;
+     sel_tree = L;
+     //          if(!Trout)Trout=O;
+     //          else Trout->AddFriend("SelectionList");
+     cout << "+SelectionList" << endl;
+     cout << "+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+" << endl;
+   }
+   else {
+     //  cout << "SelectionList  : missing tree"<<endl;
+     if (L)
+       L->Delete();
+   };
+   //  --------------------------------------------
+   //  return the pamela chain with all the friends
+   //  --------------------------------------------
+   pam_tree = Trout;
+   return Trout;
+ }
+ //--------------------------------------
+ //
+ //
+ //--------------------------------------
+ /**
+  * Set branch addresses for Pamela friend trees
+  */
+ void PamLevel2::SetBranchAddress(TTree *t) {
+   TRK2 = TRK2 & t->GetBranchStatus("TrkLevel2");
+   TRK1 = TRK1 & t->GetBranchStatus("TrkLevel1");
+   TRKh = TRKh & t->GetBranchStatus("TrkHough");
+   CAL2 = CAL2 & t->GetBranchStatus("CaloLevel2");
+   CAL1 = CAL1 & t->GetBranchStatus("CaloLevel1");
+   TOF = TOF & t->GetBranchStatus("ToFLevel2");
+   TRG = TRG & t->GetBranchStatus("TrigLevel2");
+   S4 = S4 & t->GetBranchStatus("S4Level2");
+   ND = ND & t->GetBranchStatus("NDLevel2");
+   AC = AC & t->GetBranchStatus("AcLevel2");
+   ORB = ORB & t->GetBranchStatus("OrbitalInfo");
+   GP = GP & t->GetBranchStatus("h20");
+   // Tracker
+   if (TRK1) {
+     t->SetBranchAddress("TrkLevel1", GetPointerTo("TrkLevel2"));
+     cout << "Tracker      : set branch address TrkLevel1" << endl;
+   };
+   if (TRK2) {
+     t->SetBranchAddress("TrkLevel2", GetPointerTo("TrkLevel1"));
+     cout << "Tracker      : set branch address TrkLevel2" << endl;
+   };
+   if (TRKh) {
+     t->SetBranchAddress("TrkHough", GetPointerTo("TrkHough"));
+     cout << "Tracker      : set branch address TrkHough" << endl;
+   };
+   // Calorimeter
+   if (CAL1) {
+     t->SetBranchAddress("CaloLevel1", GetPointerTo("CaloLevel1"));
+     cout << "Calorimeter  : set branch address CaloLevel1" << endl;
+   };
+   if (CAL2) {
+     t->SetBranchAddress("CaloLevel2", GetPointerTo("CaloLevel2"));
+     cout << "Calorimeter  : set branch address CaloLevel2" << endl;
+   };
+   // ToF
+   if (TOF) {
+     t->SetBranchAddress("ToFLevel2", GetPointerTo("ToFLevel2"));
+     cout << "ToF          : set branch address ToFLevel2" << endl;
+   };
+   // Trigger
+   if (TRG) {
+     t->SetBranchAddress("TrigLevel2", GetPointerTo("TrigLevel2"));
+     cout << "Trigger      : set branch address TrigLevel2" << endl;
+   };
+   // S4
+   if (S4) {
+     t->SetBranchAddress("S4Level2", GetPointerTo("S4Level2"));
+     cout << "S4           : set branch address S4Level2" << endl;
+   };
+   // Neutron Detector
+   if (ND) {
+     t->SetBranchAddress("NDLevel2", GetPointerTo("NDLevel2"));
+     cout << "NeutronD     : set branch address NDLevel2" << endl;
+   };
+   // Anticounters
+   if (AC) {
+     t->SetBranchAddress("AcLevel2", GetPointerTo("AcLevel2"));
+     cout << "Anticounter  : set branch address AcLevel2" << endl;
+   };
+   // OrbitalInfo
+   if (ORB) {
+     t->SetBranchAddress("OrbitalInfo", GetPointerTo("OrbitalInfo"));
+     cout << "OrbitalInfo  : set branch address OrbitalInfo" << endl;
+   };
+   // GPamela
+   if (GP) {
+     //  GetPointerTo("GPamela");
+     if (!gp_obj)
+       gp_obj = new GPamela();
+     //  gp_obj->SetBranchAddress(t); //ho dovuto fare in maniera diversa dagli altri
+     // //       t->SetBranchAddress("GPamela", GetPointerTo("GPamela"));
+     if (SELLI)
+       t->SetBranchAddress("GPamela", GetPointerTo("GPamela"));
+     else
+       gp_obj->SetBranchAddress(t); //ho dovuto fare in maniera diversa dagli altri
+     cout << "h20          : set branch address GPamela " << endl;
+   };
+ }
+ /**
+  * Set branch addresses for Pamela friend trees
+  */
+ void PamLevel2::SetBranchAddress(TChain *t) {
+   //     TRK2    = TRK2 & t->GetBranchStatus("TrkLevel2");
+   //     TRK1    = TRK1 & t->GetBranchStatus("TrkLevel1");
+   //     TRKh    = TRKh & t->GetBranchStatus("TrkHough");
+   //     CAL1    = CAL1 & t->GetBranchStatus("CaloLevel1");
+   //     CAL2    = CAL2 & t->GetBranchStatus("CaloLevel2");
+   //     TOF    = TOF & t->GetBranchStatus("ToFLevel2");
+   //     TRG    = TRG & t->GetBranchStatus("TrigLevel2");
+   //     S4     = S4  & t->GetBranchStatus("S4Level2");
+   //     ND     = ND  & t->GetBranchStatus("NDLevel2");
+   //     AC     = AC  & t->GetBranchStatus("AcLevel2");
+   //     ORB    = ORB & t->GetBranchStatus("OrbitalInfo");
+   //    GP     = GP & t->GetBranchStatus("h20");
+   // Tracker
+   if (TRK2) {
+     t->SetBranchAddress("TrkLevel2", GetPointerTo("TrkLevel2"));
+     cout << "Tracker      : set branch address TrkLevel2" << endl;
+   };
+   if (TRK1) {
+     t->SetBranchAddress("TrkLevel1", GetPointerTo("TrkLevel1"));
+     cout << "Tracker      : set branch address TrkLevel1" << endl;
+   };
+   if (TRKh) {
+     t->SetBranchAddress("TrkHough", GetPointerTo("TrkHough"));
+     cout << "Tracker      : set branch address TrkHough" << endl;
+   };
+   // Calorimeter
+   if (CAL2) {
+     t->SetBranchAddress("CaloLevel2", GetPointerTo("CaloLevel2"));
+     cout << "Calorimeter  : set branch address CaloLevel2" << endl;
+   };
+   if (CAL1) {
+     t->SetBranchAddress("CaloLevel1", GetPointerTo("CaloLevel1"));
+     cout << "Calorimeter  : set branch address CaloLevel1" << endl;
+   };
+   // ToF
+   if (TOF) {
+     t->SetBranchAddress("ToFLevel2", GetPointerTo("ToFLevel2"));
+     cout << "ToF          : set branch address ToFLevel2" << endl;
+   };
+   // Trigger
+   if (TRG) {
+     t->SetBranchAddress("TrigLevel2", GetPointerTo("TrigLevel2"));
+     cout << "Trigger      : set branch address TrigLevel2" << endl;
+   };
+   // S4
+   if (S4) {
+     t->SetBranchAddress("S4Level2", GetPointerTo("S4Level2"));
+     cout << "S4           : set branch address S4Level2" << endl;
+   };
+   // Neutron Detector
+   if (ND) {
+     t->SetBranchAddress("NDLevel2", GetPointerTo("NDLevel2"));
+     cout << "NeutronD     : set branch address NDLevel2" << endl;
+   };
+   // Anticounters
+   if (AC) {
+     t->SetBranchAddress("AcLevel2", GetPointerTo("AcLevel2"));
+     cout << "Anticounter  : set branch address AcLevel2" << endl;
+   };
+   // OrbitalInfo
+   if (ORB) {
+     t->SetBranchAddress("OrbitalInfo", GetPointerTo("OrbitalInfo"));
+     cout << "OrbitalInfo  : set branch address OrbitalInfo" << endl;
+   };
+   // GPamela
+   //    cout <<"GP "<<GP<<endl;
+   if (GP) {
+     //  GetPointerTo("GPamela");
+     if (!gp_obj)
+       gp_obj = new GPamela();
+     if (SELLI)
+       t->SetBranchAddress("GPamela", GetPointerTo("GPamela"));
+     else
+       gp_obj->SetBranchAddress(t); //ho dovuto fare in maniera diversa dagli altri
+     //  gp_obj->SetBranchAddress(t); //ho dovuto fare in maniera diversa dagli altri
+     cout << "h20          : set branch address GPamela " << endl;
+   };
+   // SelectionList
+   //     if(SELLI==1){
+   //    t->SetBranchAddress("RunEntry",&irunt);//NEWNEW
+   //    cout << "SelectionList: set branch address RunEntry"<<endl;
+   //    t->SetBranchAddress("EventEntry",&irunentry);
+   //    cout << "SelectionList: set branch address EventEntry"<<endl;
+   //     }
+ }
+ //--------------------------------------
+ //
+ //
+ //--------------------------------------
+ /**
+  * Get the Run tree chain from a list of files.
+  * @param fl Pointer to a TList of TSystemFiles
+  * @return Pointer to a TChain
+  */
+ TChain *PamLevel2::GetRunTree(TList *fl) {
+   //
+   //
+   //
+   if (run_tree) {
+     printf("WARNING: TChain *PamLevel2::GetRunTree(TList *fl) -- run_tree already exists!\n ");
+     return run_tree;
+   };
+   //
+   TChain *R = new TChain("Run");
+   // loop over files and create chains
+   TIter next(fl);
+   TSystemFile *questo = 0;
+   while ((questo = (TSystemFile*) next())) {
+     TString name = questo->GetName();
+     //          cout << "File: "<< name << endl;
+     if (CheckLevel2File(name)) {
+       R->Add(name);
+     };
+   }
+   if (RUN && R->GetNtrees()) {
+     R->SetBranchAddress("RunInfo", GetPointerTo("RunInfo"));
+     cout << "Run         : set branch address RunInfo" << endl;
+     R->SetBranchAddress("SoftInfo", GetPointerTo("SoftInfo")); // Emiliano
+     cout << "Software    : set branch address SoftInfo" << endl; // Emiliano
+     irunoffset = new int[R->GetNtrees()];
+     if (DBG) {
+       cout << "----------------------------------------------------" << endl;
+       cout << "irun\t | ";
+       cout << "tree\t |";
+       //        cout << "offset\t |";
+       cout << "RUN\t";
+       cout << "FRAG\t";
+       cout << "NEVENTS\t";
+       cout << "absolute time\t\t\t";
+       cout << "on-board time";
+       cout << endl;
+     }
+     for (Int_t ii = 0; ii < R->GetEntries(); ii++) {
+       R->GetEntry(ii);
+       if (DBG) {
+         cout << ii << "\t | ";
+         cout << R->GetTreeNumber() << "\t |";
+         //          cout << R->GetChainOffset()<< "\t |";
+         cout << GetRunInfo()->ID << "\t";
+         cout << GetRunInfo()->ID_RUN_FRAG << "\t";
+         cout << GetRunInfo()->NEVENTS << "\t";
+         cout << GetRunInfo()->RUNHEADER_TIME << " <---> " << GetRunInfo()->RUNTRAILER_TIME << "\t";
+         cout << GetRunInfo()->RUNHEADER_OBT << " <---> " << GetRunInfo()->RUNTRAILER_OBT << "\t";
+         cout << endl;
+       }
+       irunoffset[R->GetTreeNumber()] = R->GetChainOffset();
+     }
+     cout << "N.run = " << R->GetEntries() << endl;
+     cout << "----------------------------------------------------" << endl;
+   }
+   else {
+     delete R;
+     R = 0;
+   }
+   run_tree = R;
+   return R;
+ }
+ //--------------------------------------
+ //
+ //
+ //--------------------------------------
+ /**
+  * Get the Run tree  from a file.
+  * @param f Pointer to a TFile
+  * @return Pointer to a TTree
+  */
+ TTree *PamLevel2::GetRunTree(TFile *f) {
+   if (run_tree) {
+     printf("WARNING: TTree *PamLevel2::GetRunTree(TFile *f) -- run_tree already exists!\n ");
+     return run_tree;
+   };
+   cout << "TTree *PamLevel2::GetRunTree(TFile *f) -- obsolte " << endl;
+   TTree *T = (TTree*) f->Get("Run");
+   if (T) {
+     T->SetBranchAddress("RunInfo", GetPointerTo("RunInfo"));
+     cout << "Run         : set branch address RunInfo" << endl;
+     T->SetBranchAddress("SoftInfo", GetPointerTo("SoftInfo")); // Emiliano
+     cout << "Software    : set branch address SoftInfo" << endl; // Emiliano
+   }
+   run_tree = (TChain*) T;
+   return T;
+ }
+ /**
+  * Update the runinfo informations (to be used to have Run infos event by event basis)
+  * @param run Pointer to the chain/tree which contains run infos
+  * @return true if a new run has been read, false if it is still the same run
+  */
+ Bool_t PamLevel2::UpdateRunInfo(TChain *run, Long64_t iev) {
+   //
+   // check if we have already called once GetEntry, if not call it
+   //
+   cout << "Bool_t PamLevel2::UpdateRunInfo(TChain *run, Long64_t iev) --- ATTENZIONE --- NON E` MANTENUTA!!!!!!!.... "
+       << endl;
+   if (!run) {
+     cout << "Bool_t PamLevel2::UpdateRunInfo(TChain *run, ULong64_t iev) -- ERROR -- missing RunInfo tree " << endl;
+     return (false);
+   }
+   if (run->GetEntries() <= 0)
+     return (false);
+   //
+   //  Int_t oldrun = irun;
+   Long64_t oldrun = irun;
+   // --------------------------------------
+   // if it is a full file (not preselected)
+   // --------------------------------------
+   if (SELLI == 0) {
+     //
+     // the absolute time is necessary to relate the event with the run
+     //
+     if (!GetOrbitalInfo() && !ISGP) {
+       cout << "Bool_t PamLevel2::UpdateRunInfo(TChain *run, ULong64_t iev) -- ERROR -- missing OrbitalInfo " << endl;
+       return (false);
+     }
+     ULong64_t abstime = 0;
+     if (GetOrbitalInfo())
+       abstime = GetOrbitalInfo()->absTime;
+     //
+     // the first time the routine is called, set run search from the beginning
+     //
+     if (irun < 0LL) {
+       irun = 0LL;
+       run->GetEntry(irun);
+       runfirstentry = 0LL;
+       runlastentry += (Long64_t)(this->GetRunInfo()->NEVENTS);
+       if ((Long64_t)(this->GetRunInfo()->NEVENTS) > 0LL)
+         runlastentry -= 1LL;
+       if (ISGP && run->GetEntries() != 1) {
+         cout << "** WARNING ** simulated files are assumed to have 1 single run, not " << run->GetEntries() << endl;
+         cout << "** WARNING ** run will not be updated" << endl;
+       }
+     };
+     //
+     if (ISGP)
+       abstime = GetRunInfo()->RUNHEADER_TIME; // BARBATRUCCO
+     //
+     if (irun == run->GetEntries() - 1LL && !(abstime >= GetRunInfo()->RUNHEADER_TIME && abstime
+         <= GetRunInfo()->RUNTRAILER_TIME)) {
+       irun = -1LL;
+       irunt = -1LL;
+       runfirstentry = 0LL;
+       runlastentry = -1LL;
+     };
+     // modificato il controllo sull'aggiornamento del run, per evitare problemi
+     // dovuti agli eventi annidati (NB! NEVENTS conta anche questi!!)
+     //
+     bool fromfirst = true;
+     //
+     while (!(abstime >= GetRunInfo()->RUNHEADER_TIME && abstime <= GetRunInfo()->RUNTRAILER_TIME) && irun
+         < run->GetEntries() - 1LL) {
+       //      while ( iev > (runfirstentry+(ULong64_t)(this->GetRunInfo()->NEVENTS-1)) && irun < run->GetEntries() ){
+       irun++;
+       run->GetEntry(irun);
+       runfirstentry = runlastentry;
+       if ((Long64_t)(this->GetRunInfo()->NEVENTS) > 0LL)
+         runfirstentry += 1LL;
+       runlastentry += (Long64_t)(this->GetRunInfo()->NEVENTS);
+       //          cout << " ))))) UPDATE RUN INFO (((((  @iev "<<iev<<" run "<<GetRunInfo()->ID<<" irun "<<irun<<endl;
+       //          cout << "runfirstentry "<<runfirstentry<<endl;
+       //          printf(" iev %llu %u %llu \n",iev,this->GetRunInfo()->NEVENTS,(ULong64_t)(runfirstentry+(ULong64_t)(this->GetRunInfo()->NEVENTS)));
+       //          printf(" abstime %u trailertime %u \n",abstime,GetRunInfo()->RUNTRAILER_TIME);
+       //          printf(" IDRUN %u \n",GetRunInfo()->ID);
+       //
+       //          prevshift = 0;
+       //
+       if (irun == (Long64_t)(run->GetEntries() - 1LL) && fromfirst && !(abstime >= GetRunInfo()->RUNHEADER_TIME
+           && abstime <= GetRunInfo()->RUNTRAILER_TIME)) {
+         printf(" resetting irun  (it should NOT happen!!!)\n");
+         fromfirst = false;
+         irun = 0;
+         run->GetEntry(irun);
+         runfirstentry = 0ULL;
+         runlastentry += (Long64_t)(this->GetRunInfo()->NEVENTS);
+         if ((Long64_t)(this->GetRunInfo()->NEVENTS) > 0LL)
+           runlastentry -= 1LL;
+       };
+       //
+     };
+     //
+     if (!(abstime >= GetRunInfo()->RUNHEADER_TIME && abstime <= GetRunInfo()->RUNTRAILER_TIME)) {
+       printf(" Something very wrong here: cannot find RUN containing absolute time %llu \n", abstime);
+       return false;
+     }
+     //
+     if (irun == oldrun || irun >= run->GetEntries())
+       return (false);
+     //
+     //  printf(" iev %llu irun %i nevents %u 1st %llu last %llu \n",iev,irun,this->GetRunInfo()->NEVENTS,(ULong64_t)runfirstentry,(ULong64_t)runlastentry);
+     //
+     prevshift = 0;
+     cout << " ))))) UPDATE RUN INFO (((((  @iev " << iev << " run " << GetRunInfo()->ID << " irun " << irun << endl;
+     //      cout << "runfirstentry "<<runfirstentry<<endl;
+     return (true);
+   };
+   // ----------------------------------------------------
+   // if it is a preselected file (there is SelectionList)
+   // NBNB - the event tree MUST be read first
+   // ----------------------------------------------------
+   if (SELLI == 1) {
+     sel_tree->GetEntry(iev);
+     //      cout << irun << " "<< irunentry << endl;
+     if (irun != oldrun) {
+       run->GetEntry(irun);
+       cout << " ))))) UPDATE RUN INFO (((((  @iev " << iev << " run " << GetRunInfo()->ID << " irun " << irun << endl;
+       prevshift = 0;
+       return true;
+     }
+     return false;
+   }
+   return false;
+   //
+ }
+ ;
+ Bool_t PamLevel2::UpdateRunInfo(Long64_t iev) {
+   if (!run_tree) {
+     cout << " Bool_t PamLevel2::UpdateRunInfo(ULong64_t iev) -- ERROR -- run tree not loaded" << endl;
+     return false;
+   }
+   if (run_tree->GetEntries() <= 0) {
+     cout << " Bool_t PamLevel2::UpdateRunInfo(ULong64_t iev) -- ERROR -- run tree is empty" << endl;
+     return (false);
+   }
+   Int_t oldrun = irun; // store current run index
+   // -----------------------------------------------------------------------
+   // the first time the routine is called, set run search from the beginning
+   // -----------------------------------------------------------------------
+   if (irun < 0) {
+     irun = 0LL;
+     irunt = 0LL;
+     irunentry = 0;
+     prevshift = 0;
+     run_tree->GetEntry(irun);
+     if (!GetOrbitalInfo())
+       cout << "** WARNING ** missing OrbitalInfo ---> run info might be not correctly updated " << endl;
+     if (gltsync)
+       delete gltsync; //Emiliano
+     if (!dbc || (dbc && !dbc->IsConnected()))
+       SetDBConnection(); //Emiliano
+     gltsync = new GL_TIMESYNC(GetRunInfo()->ID_ROOT_L0, "ID", dbc, false); //Emiliano // the "false" means not to use level0 file (not necessary here)
+     if (dbc){
+       dbc->Close();// Emiliano
+       dbc=0;
+     };
+   };
+   // ---------------------------------------------------------------
+   // retrieve OBT and absolute time of the event
+   // ---------------------------------------------------------------
+   ULong64_t abstime = 0LL;
+   //    ULong64_t obt     = 0LL; // Emiliano
+   Long64_t obt = 0LL; // Emiliano, Long64_t GL_TIMESYNC::DBobt(UInt_t obt) since depending on the situation OBT is lowered or boosted
+   if (GetOrbitalInfo()) {
+     abstime = GetOrbitalInfo()->absTime;
+     obt = gltsync->DBobt(GetOrbitalInfo()->OBT); // Emiliano
+   }
+   else {
+     abstime = GetRunInfo()->RUNHEADER_TIME;
+     obt = gltsync->DBobt(GetRunInfo()->RUNHEADER_OBT); // Emiliano
+   }
+   // +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
+   // if it is a full file (not preselected)
+   // +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
+   if (SELLI == 0 || SELLI == 2) { // Emiliano
+     // ---------------------------------------------------------------
+     // increment dead and live-time counters
+     // (only when reading a file not preselected)
+     // ---------------------------------------------------------------
+     if (SELLI == 0) {
+       if (GetTrigLevel2()) {
+         totdltime[0] += GetTrigLevel2()->dltime[0];
+         totdltime[1] += GetTrigLevel2()->dltime[1];
+       }
+       totdltime[2]++;
+     }
+     //
+     bool fromfirst = true; // first loop over runs
+     // ------------------------------------------------------
+     // loop over runs to find the one that contains the event
+     // ------------------------------------------------------
+     while ((
+     //          (
+     //              !(abstime >= GetRunInfo()->RUNHEADER_TIME &&    // check on absolute time (s)
+     //                abstime <= GetRunInfo()->RUNTRAILER_TIME) &&
+     //              !(obt >= GetRunInfo()->RUNHEADER_OBT &&         // additional check on OBT (ms)
+     //                obt <= GetRunInfo()->RUNTRAILER_OBT)
+     //              )
+     !(abstime >= GetRunInfo()->RUNHEADER_TIME && // check on absolute time (s)
+         abstime <= GetRunInfo()->RUNTRAILER_TIME) || !(obt >= gltsync->DBobt(GetRunInfo()->RUNHEADER_OBT) && // additional check on OBT (ms) // Emiliano
+         obt <= gltsync->DBobt(GetRunInfo()->RUNTRAILER_OBT)) // Emiliano
+         || GetRunInfo()->NEVENTS == 0
+     //          || !(irunentry < GetRunInfo()->NEVENTS-1-prevshift) // ERRORE!!! fa saltare i run con 1 evento
+         || !(irunentry <= GetRunInfo()->NEVENTS - 1 - prevshift)) && irun < run_tree->GetEntries()) {
+       //            if( !(abstime >= GetRunInfo()->RUNHEADER_TIME &&abstime <= GetRunInfo()->RUNTRAILER_TIME)  )cout << "ABS TIME "<<abstime << " " <<GetRunInfo()->RUNTRAILER_TIME <<endl;
+       //            if( !(obt >= GetRunInfo()->RUNHEADER_OBT && obt <= GetRunInfo()->RUNTRAILER_OBT) )cout << "OBT TIME "<< obt <<" "<< GetRunInfo()->RUNTRAILER_OBT << endl;
+       //            if( GetRunInfo()->NEVENTS==0  )cout <<"GetRunInfo()->NEVENTS==0 "<<endl;
+       //            if( !(irunentry <= GetRunInfo()->NEVENTS-1-prevshift) ) cout << "irunentry > "<<GetRunInfo()->NEVENTS-1-prevshift << endl;
+       // - - - - - - - - - - - - -
+       // irunentry = position of current entry, relative to the run
+       // prevshift = shift needed to synchronize l0 and l2 data (nested events)
+       // - - - - - - - - - - - - -
+       // -----------------------------------------
+       // store dead and live-time of previous run
+       // -----------------------------------------
+       //            if(SELLI==0){
+       if (SELLI != 2) {
+         if (fromfirst) {
+           if (oldrun == irun) {
+             /// decrement counters
+             if (GetTrigLevel2()) {
+               totdltime[0] -= GetTrigLevel2()->dltime[0];//live-time
+               totdltime[1] -= GetTrigLevel2()->dltime[1];//dead-time
+             }
+             totdltime[2]--; //event counter
+             if (DBG) {
+               cout << endl;
+               cout << "n.events     : " << totdltime[2] << endl;
+               cout << "RUN LIVE-TIME: " << totdltime[0] * 0.16 << " ms" << endl;
+               cout << "RUN DEAD-TIME: " << totdltime[1] * 0.01 << " ms" << endl;
+             }
+           }
+           else {
+             totdltime[0] = 0;//live-time
+             totdltime[1] = 0;//dead-time
+             totdltime[2] = 0; //event counter
+             if (DBG)
+               cout << " *** JUMP RUN *** irun " << irun << endl;
+           }
+           /// add an entry
+           if (run_tree_clone)
+             if (run_tree_clone->GetBranch("DeadLiveTime")->GetEntries() < run_tree->GetEntries())
+               run_tree_clone->GetBranch("DeadLiveTime")->Fill();
+           /// reset counters
+           if (GetTrigLevel2()) {
+             totdltime[0] = GetTrigLevel2()->dltime[0];//live-time
+             totdltime[1] = 0; //dead-time
+           }
+           totdltime[2] = 1; //event counter
+         }
+       }
+       //            }
+       irun++;
+       // ------------------------------------
+       // if the end of run tree is reached...
+       // ------------------------------------
+       if (irun == run_tree->GetEntries()) {
+         if (!fromfirst) {
+           // -----------------------------------------------------
+           // if it happened already once and the run was not found
+           // ---> exit with error
+           // -----------------------------------------------------
+           cout << "Bool_t PamLevel2::UpdateRunInfo(Long64_t iev) -- ERROR -- event entry #" << iev
+               << " does not belong to any run (should not happen)" << endl;
+           return false;
+         }
+         // -----------------------------------------
+         // ...otherwise repeat search from beginning
+         // -----------------------------------------
+         cout
+             << "Bool_t PamLevel2::UpdateRunInfo(Long64_t iev) -- WARNING -- reached end of run tree. searchin again from beginning "
+             << endl;
+         fromfirst = false;
+         irun = 0LL;
+         runfirstentry = 0LL;
+       }
+       // -------------------------------------------------------------------
+       // save the index of the first entry of the run, relative to pam_tree,
+       // and read a new run
+       // -------------------------------------------------------------------
+       if (irun > 0)
+         runfirstentry += (GetRunInfo()->NEVENTS) - prevshift;
+       irunentry = 0;
+       prevshift = 0;
+       run_tree->GetEntry(irun);//update runinfo
+       irunt = irun - irunoffset[run_tree->GetTreeNumber()];
+       if (gltsync)
+         delete gltsync; // Emiliano
+       if (!dbc || (dbc && !dbc->IsConnected()))
+         SetDBConnection(); //Emiliano
+       gltsync = new GL_TIMESYNC(GetRunInfo()->ID_ROOT_L0, "ID", dbc, false); // Emiliano
+       if (dbc){
+         dbc->Close(); // Emiliano
+         dbc=0;
+       };
+       if (gltsync->DBobt(GetRunInfo()->RUNHEADER_OBT) > gltsync->DBobt(GetRunInfo()->RUNTRAILER_OBT)) { // Emiliano
+         cout << "Bool_t PamLevel2::UpdateRunInfo(Long64_t iev) -- WARNING -- irun " << irun
+             << "  has RUNHEADER_OBT>=RUNTRAILER_OBT " << endl;
+         cout
+             << "                                                            (NB!! in this case some events are assigned to a wrong run)"
+             << endl;
+       }
+       //            if(hasfrag &&  fragid != GetRunInfo()->ID){
+       //                cout << "... where is the next fragment ??"<<endl;
+       //            }
+     };
+     // --------------------------------------
+     // if there was no need to update the run
+     // ---> exit with FALSE
+     // --------------------------------------
+     if (irun == oldrun)
+       return (false);
+     // --------------------------------------
+     // ... otherwise
+     // --------------------------------------
+     // --------------------------------------
+     // ---> exit with TRUE
+     // --------------------------------------
+     if (DBG)
+       cout << endl << " ))))) UPDATE RUN INFO (((((  @iev " << iev << " run " << GetRunInfo()->ID << " irun " << irun
+           << endl;
+     // ----------------------------------------------------
+     // update the tracker parameters
+     // (non ho trovato nessun altro modo sicuro di farlo...)
+     // ----------------------------------------------------
+     if (!dbc || (dbc && !dbc->IsConnected()))
+       SetDBConnection();
+     TrkParams::Set(GetRunInfo(), dbc);
+     if (dbc){
+       dbc->Close();
+       dbc=0;
+     };
+     // ----------------------------------------------------
+     // then check if the run has a fragment
+     // in this case we have to switch to the next fragment
+     // when the end of the first fragment is reached
+     // ----------------------------------------------------
+     if (GetRunInfo()->ID_RUN_FRAG != 0 &&
+     //      GetRunInfo()->ID_RUN_FRAG != GetRunInfo()->ID &&
+         DBG && true) {
+       cout << "* fragment *" << endl;
+     }
+     return (true);
+   };
+   // +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
+   // if it is a preselected file (there is SelectionList)
+   // +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
+   // irun  = run entry relative to the chain
+   // irunt = run entry relative to the tree
+   if (SELLI == 1) {
+     sel_tree->GetEntry(iev);// read irunt from SelectionList
+     irun = irunt + irunoffset[sel_tree->GetTreeNumber()];//NEWNEW
+     if (irun != oldrun) {
+       if (irun < run_tree->GetEntries())
+         run_tree->GetEntry(irun);
+       // check if the time is ok (with merged files it is not...)
+       // if not loop over run and look for the proper entry
+       bool SECONDO_GIRO = false;
+       //            Long64_t irun_start   = irun;
+       int offset_start = irunoffset[sel_tree->GetTreeNumber()];
+       while (((!(abstime >= GetRunInfo()->RUNHEADER_TIME && // check on absolute time (s)
+           abstime <= GetRunInfo()->RUNTRAILER_TIME)
+       //                        ||
+       //                        !(obt >= GetRunInfo()->RUNHEADER_OBT &&         // additional check on OBT (ms)
+       //                          obt <= GetRunInfo()->RUNTRAILER_OBT)
+       ) || GetRunInfo()->NEVENTS == 0)
+       //                && irun < run_tree->GetEntries()
+       ) {
+         if (DBG) {
+           cout << " (test) ";
+           cout << " tree " << sel_tree->GetTreeNumber();
+           cout << " irunt " << irunt;
+           cout << " offset " << irunoffset[sel_tree->GetTreeNumber()];
+           cout << " abs " << abstime;
+           cout << " >> " << GetRunInfo()->RUNHEADER_TIME << " " << GetRunInfo()->RUNTRAILER_TIME;
+           cout << " obt " << obt;
+           cout << " >> " << GetRunInfo()->RUNHEADER_OBT << " " << GetRunInfo()->RUNTRAILER_OBT;
+           cout << " *** JUMP RUN *** irun " << irun;
+           cout << endl;
+         }
+         //              irun++;
+         irunoffset[sel_tree->GetTreeNumber()]++;
+         irun = irunt + irunoffset[sel_tree->GetTreeNumber()];//NEWNEW
+         if (irun == run_tree->GetEntries() && SECONDO_GIRO) {
+           //            if(irun == irun_start ){
+           cout << " ...grrrvzzkhhhajsdkj!!!! " << endl;
+           irunoffset[sel_tree->GetTreeNumber()] = offset_start;
+           return false;
+         }
+         if (irun >= run_tree->GetEntries() || irun < 0) {
+           cout << "irun = " << irun << " >>  search from the beginning... <<" << endl;
+           SECONDO_GIRO = true;
+           irun = 0;
+           irunoffset[sel_tree->GetTreeNumber()] = -irunt;
+         }
+         run_tree->GetEntry(irun);
+       }
+       if (DBG) {
+         cout << " (test) ";
+         cout << " tree " << sel_tree->GetTreeNumber();
+         cout << " irunt " << irunt;
+         cout << " offset " << irunoffset[sel_tree->GetTreeNumber()];
+         cout << " abs " << abstime;
+         cout << " >> " << GetRunInfo()->RUNHEADER_TIME << " " << GetRunInfo()->RUNTRAILER_TIME;
+         cout << " obt " << obt;
+         cout << " >> " << GetRunInfo()->RUNHEADER_OBT << " " << GetRunInfo()->RUNTRAILER_OBT;
+       }
+       if (DBG)
+         cout << endl;
+       if (DBG)
+         cout << endl << " ))))) UPDATE RUN INFO (((((  @iev " << iev << " run " << GetRunInfo()->ID << " (run-entry "
+             << irun << ")" << endl;
+       // ----------------------------------------------------
+       // update the tracker parameters
+       // (non ho trovato nessun altro modo sicuro di farlo...)
+       // ----------------------------------------------------
+       if (!dbc || (dbc && !dbc->IsConnected()))
+         SetDBConnection();
+       TrkParams::Set(GetRunInfo(), dbc);
+       if (dbc){
+         dbc->Close();
+         dbc=0;
+       };
+       //            cout << endl;
+       prevshift = 0;
+       return true;
+     }
+     return false;
+   }
+   return false;
+   //
+ }
+ ;
+ /**
+  * Update the runinfo informations (to be used to have Run infos event by event basis)
+  * @param run Pointer to the chain/tree which contains run infos
+  * @return true if a new run has been read, false if it is still the same run
+  */
+ Bool_t PamLevel2::UpdateRunInfo(TTree *run, Long64_t iev) {
+   return (UpdateRunInfo((TChain*) run, iev));
+ }
+ ;
+ //--------------------------------------
+ //
+ //
+ //--------------------------------------
+ /**
+  * Set which trees shoul be analysed
+  * @param detlist TString containing the sequence of trees required
+  */
+ void PamLevel2::SetWhichTrees(TString detlist) {
+   //    if(detlist.IsNull() || detlist.Contains("+ALL", TString::kIgnoreCase)){
+   if (detlist.Contains("+ALL", TString::kIgnoreCase)) {
+     cout << " ======================================================== " << endl;
+     cout << "                       (( WARNING ))                      " << endl;
+     cout << " The meaning of the option +ALL has changed!!             " << endl;
+     cout << " Now it includes really all (level0+level1+level2+gpamela)" << endl;
+     cout << " and the file is discarded if it does not contain         " << endl;
+     cout << " all trees or  if level0 files are not available!!        " << endl;
+     cout << " ======================================================== " << endl;
+     CAL0 = true;
+     CAL1 = true;
+     CAL2 = true;
+     TRK2 = true;
+     TRK1 = true;
+     TRKh = true;
+     TRK0 = true;
+     TRG = true;
+     TOF = true;
+     TOF0 = true;
+     S4 = true;
+     ND = true;
+     AC = true;
+     ORB = true;
+     GP = true;
+   }
+   else if (detlist.Contains("-ALL", TString::kIgnoreCase)) {
+     CAL0 = false;
+     CAL1 = false;
+     CAL2 = false;
+     TRK2 = false;
+     TRK1 = false;
+     TRKh = false;
+     TRK0 = false;
+     TRG = false;
+     TOF = false;
+     TOF0 = false;
+     S4 = false;
+     ND = false;
+     AC = false;
+     ORB = false;
+     GP = false;
+   };
+   //  -------------------------------------------------------------------------
+   if (detlist.Contains("CAL1", TString::kIgnoreCase)) {
+     if (detlist.Contains("-CAL1", TString::kIgnoreCase))
+       CAL1 = false;
+     if (detlist.Contains("+CAL1", TString::kIgnoreCase))
+       CAL1 = true;
+   };
+   if (detlist.Contains("CAL0", TString::kIgnoreCase)) {
+     if (detlist.Contains("-CAL0", TString::kIgnoreCase))
+       CAL0 = false;
+     if (detlist.Contains("+CAL0", TString::kIgnoreCase))
+       CAL0 = true;
+   };
+   if (detlist.Contains("CAL2", TString::kIgnoreCase)) {
+     if (detlist.Contains("-CAL2", TString::kIgnoreCase))
+       CAL2 = false;
+     if (detlist.Contains("+CAL2", TString::kIgnoreCase))
+       CAL2 = true;
+   };
+   if (detlist.Contains("+CAL", TString::kIgnoreCase) && !CAL1 && !CAL2)
+     CAL2 = true;
+   if (detlist.Contains("-CAL", TString::kIgnoreCase) && CAL1 && CAL2) {
+     CAL2 = false;
+     CAL1 = false;
+   }
+   //  -------------------------------------------------------------------------
+   if (detlist.Contains("TRK0", TString::kIgnoreCase)) {
+     if (detlist.Contains("-TRK0", TString::kIgnoreCase))
+       TRK0 = false;
+     if (detlist.Contains("+TRK0", TString::kIgnoreCase))
+       TRK0 = true;
+   };
+   if (detlist.Contains("TRK1", TString::kIgnoreCase)) {
+     if (detlist.Contains("-TRK1", TString::kIgnoreCase))
+       TRK1 = false;
+     if (detlist.Contains("+TRK1", TString::kIgnoreCase))
+       TRK1 = true;
+   };
+   if (detlist.Contains("TRK2", TString::kIgnoreCase)) {
+     if (detlist.Contains("-TRK2", TString::kIgnoreCase))
+       TRK2 = false;
+     if (detlist.Contains("+TRK2", TString::kIgnoreCase))
+       TRK2 = true;
+   };
+   if (detlist.Contains("TRKh", TString::kIgnoreCase)) {
+     if (detlist.Contains("-TRKh", TString::kIgnoreCase))
+       TRKh = false;
+     if (detlist.Contains("+TRKh", TString::kIgnoreCase))
+       TRKh = true;
+   };
+   if (detlist.Contains("+TRK", TString::kIgnoreCase) && !TRK1 && !TRK2 && !TRKh)
+     TRK2 = true;
+   if (detlist.Contains("-TRK", TString::kIgnoreCase) && TRK1 && TRK2 && TRKh) {
+     TRK2 = false;
+     TRK1 = false;
+     TRKh = false;
+   }
+   //  -------------------------------------------------------------------------
+   if (detlist.Contains("-TRG", TString::kIgnoreCase))
+     TRG = false;
+   else if (detlist.Contains("+TRG", TString::kIgnoreCase))
+     TRG = true;
+   if (detlist.Contains("-TOF", TString::kIgnoreCase))
+     TOF = false;
+   else if (detlist.Contains("+TOF", TString::kIgnoreCase))
+     TOF = true;
+   if (detlist.Contains("-TOF0", TString::kIgnoreCase))
+     TOF0 = false;
+   else if (detlist.Contains("+TOF0", TString::kIgnoreCase))
+     TOF0 = true;
+   if (detlist.Contains("-S4", TString::kIgnoreCase))
+     S4 = false;
+   else if (detlist.Contains("+S4", TString::kIgnoreCase))
+     S4 = true;
+   if (detlist.Contains("-ND", TString::kIgnoreCase))
+     ND = false;
+   else if (detlist.Contains("+ND", TString::kIgnoreCase))
+     ND = true;
+   if (detlist.Contains("-AC", TString::kIgnoreCase))
+     AC = false;
+   else if (detlist.Contains("+AC", TString::kIgnoreCase))
+     AC = true;
+   if (detlist.Contains("-ORB", TString::kIgnoreCase))
+     ORB = false;
+   else if (detlist.Contains("+ORB", TString::kIgnoreCase))
+     ORB = true;
+   if (detlist.Contains("-GP", TString::kIgnoreCase))
+     GP = false;
+   else if (detlist.Contains("+GP", TString::kIgnoreCase))
+     GP = true;
+   cout << "tree/branch list from input --> ";
+   if (TRK0)
+     cout << "TRK0 ";
+   if (TRK1)
+     cout << "TRK1 ";
+   if (TRK2)
+     cout << "TRK2 ";
+   if (TRKh)
+     cout << "TRKH ";
+   if (CAL0)
+     cout << "CAL0 ";
+   if (CAL1)
+     cout << "CAL1 ";
+   if (CAL2)
+     cout << "CAL2 ";
+   if (TOF)
+     cout << "TOF ";
+   if (TRG)
+     cout << "TRG ";
+   if (AC)
+     cout << "AC ";
+   if (ND)
+     cout << "ND ";
+   if (S4)
+     cout << "S4 ";
+   if (ORB)
+     cout << "ORB ";
+   if (GP)
+     cout << "GP ";
+   cout << endl;
+   //     cout<< "Set detector list --> ";
+   //     if(TRK1)cout<<"TRK1 ";
+   //     if(TRK2)cout<<"TRK2 ";
+   //     if(TRKh)cout<<"TRKH ";
+   //     if(CAL1)cout<<"CAL1 ";
+   //     if(CAL2)cout<<"CAL2 ";
+   //     if(TOF0)cout<<"TOF0 ";
+   //     if(TOF)cout<<"TOF ";
+   //     if(TRG)cout<<"TRG ";
+   //     if(AC)cout<<"AC ";
+   //     if(ND)cout<<"ND ";
+   //     if(S4)cout<<"S4 ";
+   //     if(ORB)cout<<"ORB ";
+   //     cout << endl;
+ }
+ ;
+ /**
+  * Set tree/branch detector flags from the content of a tree
+  */
+ void PamLevel2::GetWhichTrees(TFile* f) {
+   //    cout << "void  PamLevel2::GetWhichTrees(TFile* f) --- WARNING!! --- ...potrebbe non funzionare "<<endl;
+   // -----------
+   // reset flags
+   // -----------
+   CAL1 = false;
+   CAL2 = false;
+   TRK2 = false;
+   TRK1 = false;
+   TRKh = false;
+   TRG = false;
+   TOF = false;
+   S4 = false;
+   ND = false;
+   AC = false;
+   ORB = false;
+   GP = false;
+   RUN = false;
+   //    cout << "Checking file: "<<f->GetName()<<endl;
+   if (!f || f->IsZombie()) {
+     cout << "File: " << f->GetName() << " Non valid root file" << endl;
+     return;
+   }
+   TList *lk = f->GetListOfKeys();
+   if (!lk)
+     return;
+   TIter next(lk);
+   TKey *key = 0;
+   Int_t nev = 0;
+   while ((key = (TKey*) next())) {
+     if (!strcmp(key->GetName(), "Run"))
+       RUN = true;
+     //=========================================================
+     if (!strcmp(key->GetName(), "Trigger")) {
+       TRG = true;
+       Int_t nevt = ((TTree*) f->Get("Trigger"))->GetEntries();
+       if (nev && nevt != nev) {
+         cout << "File: " << f->GetName() << " Trigger tree has " << nevt << " events instead of " << nev << endl;
+         TRG = false;
+       }
+       else
+         nev = nevt;
+     }
+     //=========================================================
+     if (!strcmp(key->GetName(), "ToF")) {
+       TOF = true;
+       Int_t nevt = ((TTree*) f->Get("ToF"))->GetEntries();
+       if (nev && nevt != nev) {
+         cout << "File: " << f->GetName() << "     ToF tree has " << nevt << " events instead of " << nev << endl;
+         TOF = false;
+       }
+       else
+         nev = nevt;
+     }
+     //=========================================================
+     if (!strcmp(key->GetName(), "S4")) {
+       S4 = true;
+       Int_t nevt = ((TTree*) f->Get("S4"))->GetEntries();
+       if (nev && nevt != nev) {
+         cout << "File: " << f->GetName() << "      S4 tree has " << nevt << " events instead of " << nev << endl;
+         S4 = false;
+       }
+       else
+         nev = nevt;
+     }
+     //=========================================================
+     if (!strcmp(key->GetName(), "NeutronD")) {
+       ND = true;
+       Int_t nevt = ((TTree*) f->Get("NeutronD"))->GetEntries();
+       if (nev && nevt != nev) {
+         cout << "File: " << f->GetName() << "NeutronD tree has " << nevt << " events instead of " << nev << endl;
+         ND = false;
+       }
+       else
+         nev = nevt;
+     }
+     //=========================================================
+     if (!strcmp(key->GetName(), "Anticounter")) {
+       AC = true;
+       Int_t nevt = ((TTree*) f->Get("Anticounter"))->GetEntries();
+       if (nev && nevt != nev) {
+         cout << "File: " << f->GetName() << " Anticounter tree has " << nevt << " events instead of " << nev << endl;
+         AC = false;
+       }
+       else
+         nev = nevt;
+     }
+     //=========================================================
+     if (!strcmp(key->GetName(), "OrbitalInfo")) {
+       ORB = true;
+       Int_t nevt = ((TTree*) f->Get("OrbitalInfo"))->GetEntries();
+       if (nev && nevt != nev) {
+         cout << "File: " << f->GetName() << " OrbitalInfo tree has " << nevt << " events instead of " << nev << endl;
+         ORB = false;
+       }
+       else
+         nev = nevt;
+     }
+     //=========================================================
+     if (!strcmp(key->GetName(), "Tracker")) {
+       TTree *T = (TTree*) f->Get("Tracker");
+       for (Int_t i = 0; i < T->GetListOfBranches()->GetEntries(); i++) {
+         TString name = T->GetListOfBranches()->At(i)->GetName();
+         if (!name.CompareTo("TrkLevel1"))
+           TRK1 = true;
+         if (!name.CompareTo("TrkLevel2"))
+           TRK2 = true;
+         if (!name.CompareTo("TrkHough"))
+           TRKh = true;
+       };
+       Int_t nevt = T->GetEntries();
+       if (nev && nevt != nev) {
+         cout << "File: " << f->GetName() << " Tracker tree has " << nevt << " events instead of " << nev << endl;
+         TRK1 = false;
+         TRK2 = false;
+         TRKh = false;
+       }
+       else
+         nev = nevt;
+       //            T->Delete();
+     };
+     //=========================================================
+     if (!strcmp(key->GetName(), "Calorimeter")) {
+       TTree *T = (TTree*) f->Get("Calorimeter");
+       for (Int_t i = 0; i < T->GetListOfBranches()->GetEntries(); i++) {
+         TString name = T->GetListOfBranches()->At(i)->GetName();
+         if (!name.CompareTo("CaloLevel1"))
+           CAL1 = true;
+         if (!name.CompareTo("CaloLevel2"))
+           CAL2 = true;
+       };
+       Int_t nevt = T->GetEntries();
+       if (nev && nevt != nev) {
+         cout << "File: " << f->GetName() << "  Calorimeter tree has " << nevt << " events instead of " << nev << endl;
+         CAL1 = false;
+         CAL2 = false;
+       }
+       else
+         nev = nevt;
+       //            T->Delete();
+     };
+     //=========================================================
+     if (!strcmp(key->GetName(), "h20")) {
+       GP = true;
+       Int_t nevt = ((TTree*) f->Get("h20"))->GetEntries();
+       if (nev && nevt != nev) {
+         cout << "File: " << f->GetName() << " h20 tree has " << nevt << " events instead of " << nev << endl;
+         GP = false;
+       }
+       else
+         nev = nevt;
+     }
+   };
+   //    delete lk;
+   cout << "tree/branch list from file  --> ";
+   if (TRK1)
+     cout << "TRK1 ";
+   if (TRK2)
+     cout << "TRK2 ";
+   if (TRKh)
+     cout << "TRKH ";
+   if (CAL1)
+     cout << "CAL1 ";
+   if (CAL2)
+     cout << "CAL2 ";
+   if (TOF)
+     cout << "TOF ";
+   if (TRG)
+     cout << "TRG ";
+   if (AC)
+     cout << "AC ";
+   if (ND)
+     cout << "ND ";
+   if (S4)
+     cout << "S4 ";
+   if (ORB)
+     cout << "ORB ";
+   if (GP)
+     cout << "GP ";
+   cout << endl;
+   return;
+ }
+ ;
+ //--------------------------------------
+ //
+ //
+ //--------------------------------------
+ /**
+  * Check if a file contains selected Pamela Level2 trees.
+  * @param name File name
+  * @return true if the file is ok.
+  */
+ Bool_t PamLevel2::CheckLevel2File(TString name) {
+   Bool_t CAL1__ok = false;
+   Bool_t CAL2__ok = false;
+   Bool_t TRK2__ok = false;
+   Bool_t TRK1__ok = false;
+   Bool_t TRKh__ok = false;
+   Bool_t TRG__ok = false;
+   Bool_t TOF__ok = false;
+   Bool_t S4__ok = false;
+   Bool_t ND__ok = false;
+   Bool_t AC__ok = false;
+   Bool_t ORB__ok = false;
+   Bool_t GP__ok = false;
+   Bool_t RUN__ok = false;
+   Bool_t SELLI__ok = false;
+   //    cout << "Checking file: "<<name<<endl;
+   TFile *f = new TFile(name.Data());
+   if (!f || f->IsZombie()) {
+     cout << "File: " << f->GetName() << " discarded ---- Non valid root file" << endl;
+     return false;
+   }
+   //    cout << "Get list of keys: "<<f<<endl;
+   TList *lk = f->GetListOfKeys();
+   //    lk->Print();
+   TIter next(lk);
+   TKey *key = 0;
+   Int_t nev = 0;
+   while ((key = (TKey*) next())) {
+     //  cout << key->GetName() << endl;
+     //  cout << key->GetName() << ""<<key->GetClassName()<<endl;
+     //          cout << " Get tree: " << f->Get(key->GetName())<<endl;
+     //  nev_previous = nev;
+     //  cout << " n.entries  "<< nev <<endl;
+     //  if( key->GetClassName()=="TTree" && nev_previous && nev != nev_previous ){
+     //      nev = ((TTree*)f->Get(key->GetName()))->GetEntries();
+     //      cout << "File: "<< f->GetName() <<" discarded ---- "<< key->GetName() << " tree: n.entries does not match "<<nev<<" "<<nev_previous<< endl;
+     //      return false;
+     //  };
+     //=========================================================
+     // check if the file
+     if (!strcmp(key->GetName(), "Run"))
+       RUN__ok = true;
+     //=========================================================
+     if (!strcmp(key->GetName(), "SelectionList")) {
+       SELLI__ok = true;
+       if (SELLI == 1) {
+         Int_t nevt = ((TTree*) f->Get("SelectionList"))->GetEntries();
+         if (nev && nevt != nev) {
+           cout << "File: " << f->GetName() << " discarded ---- SelectionList tree has " << nevt
+               << " events instead of " << nev << endl;
+           return false;
+         }
+         nev = nevt;
+       }
+     }
+     //=========================================================
+     if (!strcmp(key->GetName(), "Trigger")) {
+       TRG__ok = true;
+       if (TRG) {
+         Int_t nevt = ((TTree*) f->Get("Trigger"))->GetEntries();
+         if (nev && nevt != nev) {
+           cout << "File: " << f->GetName() << " discarded ---- Trigger tree has " << nevt << " events instead of "
+               << nev << endl;
+           return false;
+         }
+         nev = nevt;
+       }
+     }
+     //=========================================================
+     if (!strcmp(key->GetName(), "ToF")) {
+       TOF__ok = true;
+       if (TOF) {
+         Int_t nevt = ((TTree*) f->Get("ToF"))->GetEntries();
+         if (nev && nevt != nev) {
+           cout << "File: " << f->GetName() << " discarded ---- ToF tree has " << nevt << " events instead of " << nev
+               << endl;
+           return false;
+         }
+         nev = nevt;
+       }
+     }
+     //=========================================================
+     if (!strcmp(key->GetName(), "S4")) {
+       S4__ok = true;
+       if (S4) {
+         Int_t nevt = ((TTree*) f->Get("S4"))->GetEntries();
+         if (nev && nevt != nev) {
+           cout << "File: " << f->GetName() << " discarded ---- S4 tree has " << nevt << " events instead of " << nev
+               << endl;
+           return false;
+         }
+         nev = nevt;
+       }
+     }
+     //=========================================================
+     if (!strcmp(key->GetName(), "NeutronD")) {
+       ND__ok = true;
+       if (ND) {
+         Int_t nevt = ((TTree*) f->Get("NeutronD"))->GetEntries();
+         if (nev && nevt != nev) {
+           cout << "File: " << f->GetName() << " discarded ---- NeutronD tree has " << nevt << " events instead of "
+               << nev << endl;
+           return false;
+         }
+         nev = nevt;
+       }
+     }
+     //=========================================================
+     if (!strcmp(key->GetName(), "Anticounter")) {
+       AC__ok = true;
+       if (AC) {
+         Int_t nevt = ((TTree*) f->Get("Anticounter"))->GetEntries();
+         if (nev && nevt != nev) {
+           cout << "File: " << f->GetName() << " discarded ---- Anticounter tree has " << nevt << " events instead of "
+               << nev << endl;
+           return false;
+         }
+         nev = nevt;
+       }
+     }
+     //=========================================================
+     if (!strcmp(key->GetName(), "OrbitalInfo")) {
+       ORB__ok = true;
+       if (ORB) {
+         Int_t nevt = ((TTree*) f->Get("OrbitalInfo"))->GetEntries();
+         if (nev && nevt != nev) {
+           cout << "File: " << f->GetName() << " discarded ---- OrbitalInfo tree has " << nevt << " events instead of "
+               << nev << endl;
+           return false;
+         }
+         nev = nevt;
+       }
+     }
+     //=========================================================
+     if (!strcmp(key->GetName(), "Tracker")) {
+       TTree *T = (TTree*) f->Get("Tracker");
+       if (TRK1 || TRK2 || TRKh) {
+         Int_t nevt = T->GetEntries();
+         if (nev && nevt != nev) {
+           cout << "File: " << f->GetName() << " discarded ---- Tracker tree has " << nevt << " events instead of "
+               << nev << endl;
+           return false;
+         }
+         nev = nevt;
+       }
+       for (Int_t i = 0; i < T->GetListOfBranches()->GetEntries(); i++) {
+         TString name = T->GetListOfBranches()->At(i)->GetName();
+         if (!name.CompareTo("TrkLevel1"))
+           TRK1__ok = true;
+         if (!name.CompareTo("TrkLevel2"))
+           TRK2__ok = true;
+         if (!name.CompareTo("TrkHough"))
+           TRKh__ok = true;
+       };
+       T->Delete();
+     };
+     //=========================================================
+     if (!strcmp(key->GetName(), "Calorimeter")) {
+       TTree *T = (TTree*) f->Get("Calorimeter");
+       if (CAL1 || CAL2) {
+         Int_t nevt = T->GetEntries();
+         if (nev && nevt != nev) {
+           cout << "File: " << f->GetName() << " discarded ---- Calorimeter tree has " << nevt << " events instead of "
+               << nev << endl;
+           return false;
+         }
+         nev = nevt;
+       }
+       for (Int_t i = 0; i < T->GetListOfBranches()->GetEntries(); i++) {
+         TString name = T->GetListOfBranches()->At(i)->GetName();
+         if (!name.CompareTo("CaloLevel1"))
+           CAL1__ok = true;
+         if (!name.CompareTo("CaloLevel2"))
+           CAL2__ok = true;
+       };
+       T->Delete();
+     };
+     //=========================================================
+     if (!strcmp(key->GetName(), "h20")) {
+       ISGP = true;
+       GP__ok = true;
+       if (GP) {
+         Int_t nevt = ((TTree*) f->Get("h20"))->GetEntries();
+         if (nev && nevt != nev) {
+           cout << "File: " << f->GetName() << " discarded ---- h20 tree has " << nevt << " events instead of " << nev
+               << endl;
+           return false;
+         }
+         nev = nevt;
+       }
+     }
+   };
+   if (SELLI == -1)
+     SELLI = (Int_t) SELLI__ok;
+   if (SELLI == 0 && SELLI__ok) {
+     cout << "File: " << f->GetName() << " discarded ---- found SelectionList (it is not a full-event file)" << endl;
+     return false;
+   }
+   if (SELLI == 1 && !SELLI__ok) {
+     cout << "File: " << f->GetName() << " discarded ---- SelectionList missing" << endl;
+     return false;
+   }
+   //    cout << "SELLI "<<SELLI<<endl;
+   //     cout<< "CheckLevel2File(TString): detector list --> ";
+   //     if(TRK1__ok)cout<<"TRK1 ";
+   //     if(TRK2__ok)cout<<"TRK2 ";
+   //     if(TRKh__ok)cout<<"TRKH ";
+   //     if(CAL1__ok)cout<<"CAL1 ";
+   //     if(CAL2__ok)cout<<"CAL2 ";
+   //     if(TOF__ok)cout<<"TOF ";
+   //     if(TRG__ok)cout<<"TRG ";
+   //     if(AC__ok)cout<<"AC ";
+   //     if(ND__ok)cout<<"ND ";
+   //     if(S4__ok)cout<<"S4 ";
+   //     if(ORB__ok)cout<<"ORB ";
+   //     cout << endl;
+   if (TRK2 && TRK1__ok)
+     TRK1 = 1;
+   // ----------------------------------------------------------------------------
+   // NOTA
+   // se c'e` il level1, lo devo necessarimente leggere.
+   // infatti (non ho capito perche`) i cluster vengono letti e allocati in memoria
+   // comunque, ma non vengono disallocati da PamLevel2::Clear()
+   // ----------------------------------------------------------------------------
+   if (!RUN__ok) {
+     cout << "File: " << f->GetName() << " *WARNING* ---- Missing RunInfo tree (NB: RUN infos will not be updated)"
+         << endl;
+     RUN = false;
+   };
+   if (CAL1 && !CAL1__ok) {
+     cout << "File: " << f->GetName() << " discarded ---- Missing CaloLevel1 branch" << endl;
+     return false;
+   };
+   if (CAL2 && !CAL2__ok) {
+     cout << "File: " << f->GetName() << " discarded ---- Missing CaloLevel2 branch" << endl;
+     return false;
+   };
+   if (TRK2 && !TRK2__ok) {
+     cout << "File: " << f->GetName() << " discarded ---- Missing TrkLevel2 branch" << endl;
+     return false;
+   };
+   if (TRK1 && !TRK1__ok) {
+     cout << "File: " << f->GetName() << " discarded ---- Missing TrkLevel1 branch" << endl;
+     return false;
+   };
+   if (TRKh && !TRKh__ok) {
+     cout << "File: " << f->GetName() << " discarded ---- Missing TrkHough branch" << endl;
+     return false;
+   };
+   if (ORB && !ORB__ok) {
+     cout << "File: " << f->GetName() << " discarded ---- Missing ORB tree" << endl;
+     return false;
+   };
+   if (AC && !AC__ok) {
+     cout << "File: " << f->GetName() << " discarded ---- Missing AC tree" << endl;
+     return false;
+   };
+   if (S4 && !S4__ok) {
+     cout << "File: " << f->GetName() << " discarded ---- Missing S4 tree" << endl;
+     return false;
+   };
+   if (TOF && !TOF__ok) {
+     cout << "File: " << f->GetName() << " discarded ---- Missing ToF tree" << endl;
+     return false;
+   };
+   if (ND && !ND__ok) {
+     cout << "File: " << f->GetName() << " discarded ---- Missing ND tree" << endl;
+     return false;
+   };
+   if (TRG && !TRG__ok) {
+     cout << "File: " << f->GetName() << " discarded ---- Missing Trigger tree" << endl;
+     return false;
+   };
+   if (GP && !GP__ok) {
+     cout << "File: " << f->GetName() << " discarded ---- Missing h20 tree" << endl;
+     return false;
+   };
+   //    lk->Delete();
+   //    delete lk;
+   f->Close();
+   //     cout<< "CheckLevel2File(TString): detector list --> ";
+   //     if(TRK1)cout<<"TRK1 ";
+   //     if(TRK2)cout<<"TRK2 ";
+   //     if(TRKh)cout<<"TRKH ";
+   //     if(CAL1)cout<<"CAL1 ";
+   //     if(CAL2)cout<<"CAL2 ";
+   //     if(TOF)cout<<"TOF ";
+   //     if(TRG)cout<<"TRG ";
+   //     if(AC)cout<<"AC ";
+   //     if(ND)cout<<"ND ";
+   //     if(S4)cout<<"S4 ";
+   //     if(ORB)cout<<"ORB ";
+   //     if(GP)cout<<"GP ";
+   //     cout << endl;
+   return true;
+ }
+ ;
+ /**
+  * Create clone-trees
+  */
+ void PamLevel2::CreateCloneTrees0(TChain *fChain, TFile *ofile) {
+   cout << "+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+" << endl;
+   cout << "Create clones of PAMELA trees " << endl;
+   Int_t i = 0;
+   pam_tree_clone[i] = fChain->GetTree()->CloneTree(0);
+   TString name = pam_tree_clone[i]->GetName();
+   name.Append("_clone");
+   //    pam_tree_clone[i]->SetName(name.Data());
+   cout << pam_tree_clone[i]->GetName() << endl;
+   i++;
+   TList *li = fChain->GetListOfFriends();
+   TIter next(li);
+   TFriendElement* T_friend = 0;
+   ofile->cd();
+   while ((T_friend = (TFriendElement*) next())) {
+     //  cout<<T_friend->IsA()->GetName()<<" "<<T_friend->GetName()<<hex << T_friend->GetTree() << dec<<endl;
+     //  cout<<T_friend->GetTree()->GetName()<< endl;
+     pam_tree_clone[i] = T_friend->GetTree()->CloneTree(0);
+     pam_tree_clone[i]->SetAutoSave(1000000);
+     name = pam_tree_clone[i]->GetName();
+     name.Append("_clone");
+     //  pam_tree_clone[i]->SetName(name.Data());
+     cout << pam_tree_clone[i]->GetName() << endl;
+     i++;
+   }
+   delete li;
+   cout << "+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+" << endl;
+ }
+ /**
+  * Create clone-trees
+  */
+ void PamLevel2::CreateCloneTrees(TFile *ofile) {
+   //  if the pointer is null, create a default file
+   if (!run_tree)
+     return;
+   if (!ofile) {
+     cout << "void PamLevel2::CreateCloneTrees(TFile*) -- WARNING -- Creating file: clone-tree.root " << endl;
+     ofile = new TFile("clone-tree.root", "recreate");
+   }
+   ofile->cd();
+   cout << "+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+" << endl;
+   cout << "Create new PAMELA trees " << endl;
+   run_tree_clone = new TTree("Run", "PAMELA Level2 data from the GL_RUN table ");
+   run_tree_clone->Branch("RunInfo", "GL_RUN", GetPointerTo("RunInfo"));
+   cout << "Run          : branch RunInfo" << endl;
+   run_tree_clone->Branch("SoftInfo", "SoftInfo", GetPointerTo("SoftInfo"));
+   cout << "Run          : branch SoftInfo" << endl;
+   // ------------------
+   // replicate run tree
+   // ------------------
+   //    cout << "----------------------------------------------------"<<endl;
+   //    cout << "irun\t | RUN\t NEVENTS\t absolute time"<<endl;
+   for (Int_t i = 0; i < run_tree->GetEntries(); i++) {
+     run_tree->GetEntry(i);
+     //  cout << i<< "\t | "<<GetRunInfo()->ID<<"\t "<<GetRunInfo()->NEVENTS<< "\t "<<GetRunInfo()->RUNHEADER_TIME<<" <---> "<<GetRunInfo()->RUNTRAILER_TIME<<endl;
+     run_tree_clone->Fill();
+   }
+   cout << "----------------------------------------------------" << endl;
+   // ------------------------------------
+   // add branch with dead and live times
+   // ------------------------------------
+   if (SELLI != 2) { // EMILIANO
+     run_tree_clone->Branch("DeadLiveTime", totdltime, "dltime[3]/l");
+     cout << "Run          : branch DeadLiveTime" << endl;
+     sel_tree_clone = new TTree("SelectionList", "List of selected events ");
+     //    sel_tree_clone->Branch("RunEntry",&irun,"runentry/L");
+     sel_tree_clone->Branch("RunEntry", &irunt, "runentry/L");//NEWNEW
+     sel_tree_clone->Branch("EventEntry", &irunentry, "eventry/L");
+   };
+   Int_t i = 0;
+   if (TRK1 || TRK2 || TRKh) {
+     pam_tree_clone[i] = new TTree("Tracker", "PAMELA tracker level2 data ");
+     if (TRK1) {
+       pam_tree_clone[i]->Branch("TrkLevel1", "TrkLevel1", GetPointerTo("TrkLevel1"));
+       pam_tree_clone[i]->BranchRef();
+       cout << "Tracker      : branch TrkLevel1" << endl;
+       //            cout << "CreateCloneTrees " << GetTrkLevel1()<<endl;
+     };
+     if (TRK2) {
+       pam_tree_clone[i]->Branch("TrkLevel2", "TrkLevel2", GetPointerTo("TrkLevel2"));
+       cout << "Tracker      : branch TrkLevel2" << endl;
+     };
+     if (TRKh) {
+       pam_tree_clone[i]->Branch("TrkHough", "TrkHough", GetPointerTo("TrkHough"));
+       cout << "Tracker      : branch TrkHough" << endl;
+     };
+     i++;
+   }
+   // Calorimeter
+   if (CAL1 || CAL2) {
+     pam_tree_clone[i] = new TTree("Calorimeter", "PAMELA calorimeter level2 data ");
+     if (CAL1) {
+       pam_tree_clone[i]->Branch("CaloLevel1", "CaloLevel1", GetPointerTo("CaloLevel1"));
+       cout << "Calorimeter  : branch CaloLevel1" << endl;
+     };
+     if (CAL2) {
+       pam_tree_clone[i]->Branch("CaloLevel2", "CaloLevel2", GetPointerTo("CaloLevel2"));
+       cout << "Calorimeter  : branch CaloLevel2" << endl;
+     };
+     i++;
+   }
+   // ToF
+   if (TOF) {
+     pam_tree_clone[i] = new TTree("ToF", "PAMELA ToF level2 data ");
+     pam_tree_clone[i]->Branch("ToFLevel2", "ToFLevel2", GetPointerTo("ToFLevel2"));
+     cout << "ToF          : branch ToFLevel2" << endl;
+     i++;
+   };
+   // Trigger
+   if (TRG) {
+     pam_tree_clone[i] = new TTree("Trigger", "PAMELA trigger level2 data ");
+     pam_tree_clone[i]->Branch("TrigLevel2", "TrigLevel2", GetPointerTo("TrigLevel2"));
+     cout << "Trigger      : branch TrigLevel2" << endl;
+     i++;
+   };
+   // S4
+   if (S4) {
+     pam_tree_clone[i] = new TTree("S4", "PAMELA S4 level2 data ");
+     pam_tree_clone[i]->Branch("S4Level2", "S4Level2", GetPointerTo("S4Level2"));
+     cout << "S4           : branch S4Level2" << endl;
+     i++;
+   };
+   // Neutron Detector
+   if (ND) {
+     pam_tree_clone[i] = new TTree("NeutronD", "PAMELA neutron detector level2 data ");
+     pam_tree_clone[i]->Branch("NDLevel2", "NDLevel2", GetPointerTo("NDLevel2"));
+     cout << "NeutronD     : branch NDLevel2" << endl;
+     i++;
+   };
+   // Anticounters
+   if (AC) {
+     pam_tree_clone[i] = new TTree("Anticounter", "PAMELA anticounter detector level2 data ");
+     pam_tree_clone[i]->Branch("AcLevel2", "AcLevel2", GetPointerTo("AcLevel2"));
+     cout << "Anticounter  : branch AcLevel2" << endl;
+     i++;
+   };
+   // OrbitalInfo
+   if (ORB) {
+     pam_tree_clone[i] = new TTree("OrbitalInfo", "PAMELA orbital info  ");
+     pam_tree_clone[i]->Branch("OrbitalInfo", "OrbitalInfo", GetPointerTo("OrbitalInfo"));
+     cout << "OrbitalInfo  : branch OrbitalInfo" << endl;
+     i++;
+   };
+   // GPamela
+   if (GP) {
+     pam_tree_clone[i] = new TTree("h20", "GPAMELA info ");
+     pam_tree_clone[i]->Branch("GPamela", "GPamela", GetPointerTo("GPamela"), 32000, 1);//split
+     cout << "OrbitalInfo  : branch OrbitalInfo" << endl;
+     i++;
+   };
+   cout << "+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+" << endl;
+ }
+ /**
+  * Fill tree (created with CreateCloneTrees)
+  *
+  */
+ //void PamLevel2::FillNewPamTree(TTree *T){
+ void PamLevel2::FillCloneTrees() {
+   //    cout << "PamLevel2::FillCloneTrees()" << irunentry << endl;
+   for (Int_t i = 0; i < NCLONES; i++) {
+     if (pam_tree_clone[i])
+       pam_tree_clone[i]->Fill();
+   }
+   if (sel_tree_clone)
+     sel_tree_clone->Fill();
+ }
+ TTree* PamLevel2::GetCloneTree(TString name) {
+   for (Int_t i = 0; i < NCLONES; i++) {
+     if (pam_tree_clone[i]) {
+       TString na = pam_tree_clone[i]->GetName();
+       if (!name.CompareTo(na))
+         return pam_tree_clone[i];
+     };
+   }
+   if (run_tree_clone) {
+     TString na = run_tree_clone->GetName();
+     if (!name.CompareTo(na))
+       return run_tree_clone;
+   }
+   if (sel_tree_clone) {
+     TString na = sel_tree_clone->GetName();
+     if (!name.CompareTo(na))
+       return sel_tree_clone;
+   }
+   return NULL;
+ }
+ void PamLevel2::WriteCloneTrees() {
+   cout << "+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+" << endl;
+   cout << "Write clones of PAMELA trees " << endl;
+   cout << run_tree_clone->GetName() << endl;
+   if (SELLI != 2) {// Emiliano
+     if (run_tree_clone->GetBranch("DeadLiveTime")->GetEntries() < run_tree->GetEntries())
+       run_tree_clone->GetBranch("DeadLiveTime")->Fill();
+   };
+   run_tree_clone->Write();
+   if (SELLI != 2) { //Emiliano
+     cout << sel_tree_clone->GetName() << endl;
+     sel_tree_clone->Write();
+   };
+   for (Int_t i = 0; i < NCLONES; i++) {
+     if (pam_tree_clone[i]) {
+       cout << pam_tree_clone[i]->GetName() << endl;
+       pam_tree_clone[i]->Write();
+     };
+   }
+   cout << "+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+" << endl;
+ }
+ /**
+  * Method to get level2-trees entry, the corresponding run entry and (if required) the level0 entry.
+  */
+ //Int_t PamLevel2::GetEntry(Int_t iee){
+ Int_t PamLevel2::GetEntry(Long64_t iee) {
+   //     cout << "-------------------------------------"<<endl;
+   //     cout << "Int_t PamLevel2::GetEntry("<<iee<<")"<<endl;
+   if (!pam_tree) {
+     cout << " Int_t PamLevel2::GetEntry(Int_t) -- ERROR -- level2 trees not loaded" << endl;
+     return 0;
+   }
+   //
+   // This is a sort of bug: if you don't have the run tree you don't want to exit here you want to have loaded the event anyway...
+   //
+   //    if(!run_tree ){
+   //    cout << " Int_t PamLevel2::GetEntry(Int_t) -- ERROR -- run tree not loeaded"<<endl;
+   //    return 0;
+   //    }
+   Long64_t ii = 0;
+   //-------------------------------
+   ii = iee;
+   if (!pam_tree->GetEntry(ii)) {
+     cout << " Int_t PamLevel2::GetEntry(Int_t) -- ERROR -- error reading pam tree" << endl;
+     return 0;
+   }
+   //
+   // ... that's way I put it here. Notice that nothing change in the code (is backward compatible) since in any case you return with 0.
+   // in theory one would like to return 1 if run is not loaded but now I don't have the will to add that 2 lines of code and it is not
+   // a problem if you don't check the return code of getentry.
+   //
+   if (!RUN || !run_tree) {
+     if (TRK0 || CAL0 || TOF0 || RUN) { //forse cosi` va bene per tornare 1?
+       cout << " Int_t PamLevel2::GetEntry(Int_t) -- ERROR -- run tree not loaded" << endl;
+       return 0;
+     }
+     else {
+       return 1; //cosi` se non c'e` run esce qua...
+     }
+   }
+   //-------------------------------
+   ii = iee;
+   //    Bool_t UPDATED = UpdateRunInfo(run_tree,ii);
+   //    Bool_t UPDATED = UpdateRunInfo(ii);
+   UpdateRunInfo(ii);
+   if (SELLI == 0 || SELLI == 2)
+     irunentry = iee - runfirstentry;
+   //    if(UPDATED && run_tree_clone)run_tree_clone->Fill();
+   //    cout << "PamLevel2::GetEntry("<<iee<<") "<<irun<<" "<<runfirstentry<<" "<<irunentry<<endl;
+   //     cout << "irunentry     "<<irunentry << endl;
+   //     cout << "runfirstentry "<<runfirstentry << endl;
+   //     cout << "nevents       "<<GetRunInfo()->NEVENTS<< endl;
+   //     if( TRK0 || CAL0 || TOF0 ){
+   //    if( !GetYodaEntry( ) ){
+   //        cout << " Int_t PamLevel2::GetEntry(Int_t) -- ERROR -- error reading level0 tree"<<endl;
+   //        return 0;
+   //    }
+   //     }
+   return 1;
+ }
+ TrkLevel0 *PamLevel2::GetTrkLevel0() {
+   if (!TRK0)
+     return NULL;
+   if (!GetYodaEntry()) {
+     cout << " Int_t PamLevel2::GetTrkLevel0() -- ERROR -- error reading level0 tree" << endl;
+     return 0;
+   }
+   return trk0_obj;
+ }
+ ;
+ CaloLevel0 *PamLevel2::GetCaloLevel0() {
+   if (!CAL0)
+     return NULL;
+   if (!GetYodaEntry()) {
+     cout << " Int_t PamLevel2::GetCaloLevel0() -- ERROR -- error reading level0 tree" << endl;
+     return 0;
+   }
+   return calo0_obj;
+ }
+ ;
+ /**
+  * Method to retrieve the level0 tree (YODA tree) that contains the current event.
+  * Given the run ID (...), if needed it query the DB and load the proper file.
+  * @return Pointer to the tree
+  */
+ TTree* PamLevel2::GetYodaTree() {
+   //    cout << "TTree* PamLevel2::GetYodaTree( )"<<endl;
+   //===================================
+   // check if iroot has changed
+   //===================================
+   if (irun < 0) {
+     cout << "PamLevel2::GetYodaTree() -- ERROR -- irun = " << irun << endl;
+     //  cout << "In order to use this method you have to first load the RunInfo tree "<<endl;
+     return NULL;
+   }
+   Int_t irootnew = run_obj->ID_ROOT_L0;
+   //      cout << "iroot    "<<iroot<<endl;
+   //      cout << "irootnew "<<irootnew<<endl;
+   //===================================
+   // load the level0 file
+   // (if not already loaded)
+   //===================================
+   if (iroot != irootnew || !l0_tree) {
+     iroot = irootnew;
+     //===================================
+     // open the DB connection
+     // (if not already opened)
+     //===================================
+     if (!dbc || (dbc && !dbc->IsConnected()))
+       SetDBConnection();
+     GL_ROOT glroot = GL_ROOT();
+     if (glroot.Query_GL_ROOT(iroot, dbc)) {
+       cout << "TTree* PamLevel2::GetYodaTree( ) -- ERROR -- level0 file iroot = " << iroot << " does not exists"
+           << endl;
+       return NULL;
+     };
+     TString filename = glroot.PATH + glroot.NAME;
+     if (l0_file) {
+       l0_file->Close();
+       l0_file->Delete();
+     }
+     cout << "Opening LEVEL0 file: " << filename << endl;
+     FileStat_t t;
+     if (gSystem->GetPathInfo(filename.Data(), t)) {
+       cout << " PamLevel2::GetYodaTree() -- ERROR opening file " << endl;
+       return NULL;
+     }
+     l0_file = new TFile(filename);
+     if (!l0_file)
+       return NULL;
+     l0_tree = (TTree*) l0_file->Get("Physics");
+     if (!h0_obj)
+       h0_obj = new EventHeader();
+     l0_tree->SetBranchAddress("Header", &h0_obj);
+     prevshift = 0;
+     //---------------------------------------------------
+     // TRACKER:
+     if (TRK0) {
+       if (!trk0_obj) {
+         trk0_obj = new TrkLevel0();
+         trk0_obj->Set();
+       };
+       l0_tree->SetBranchAddress("Tracker", trk0_obj->GetPointerToTrackerEvent());
+     }
+     //--------------------------------------------------
+     // CALORIMETER:
+     if (CAL0) {
+       if (!calo0_obj) {
+         calo0_obj = new CaloLevel0();
+         calo0_obj->Set();
+       };
+       l0_tree->SetBranchAddress("Calorimeter", calo0_obj->GetPointerToCalorimeterEvent());
+       //            cout << "PamLevel2::GetYodaTree() --- level0 calorimeter not implemented "<<endl;
+     }
+     //---------------------------------------------------
+     // TOF:
+     if (TOF0) {
+       cout << "PamLevel2::GetYodaTree() --- level0 TOF not implemented " << endl;
+     }
+     dbc->Close(); // EMILIANO, do not leave open connections, open only when needed
+     dbc=0;
+   };
+   //     if(!dbc || (dbc && !dbc->IsConnected())){
+   //    cout << " TTree* PamLevel2::GetYodaTree( ) -- no DB connected... hai fatto qualche cazzata "<<endl;
+   //     }
+   if (TRK0) {
+     //  TrkParams::Load(6);
+     //  if( !TrkParams::IsLoaded(6) ){
+     //      cout << " TTree* PamLevel2::GetYodaTree( ) -- WARNING -- VK-mask not loaded"<<endl;
+     //  };
+     if(!dbc || (dbc && !dbc->IsConnected()))SetDBConnection(); // PERCHE` ERA COMMENTATA QUESTA RIGA?
+     TrkParams::SetCalib(run_obj, dbc);
+     TrkParams::LoadCalib();
+     if (!TrkParams::CalibIsLoaded()) {
+       cout << " TTree* PamLevel2::GetYodaTree( ) -- WARNING -- Calibration not loaded" << endl;
+     };
+     if(dbc){
+       dbc->Close(); // EMILIANO, do not leave open connections, open only when needed
+       dbc=0;
+     };
+   }
+   //    cout << l0_tree << endl;
+   return l0_tree;
+ }
+ /**
+  * Method to retrieve the level0 tree (YODA tree) that contains the current event.
+  */
+ Int_t PamLevel2::GetYodaEntry() {
+   //    cout << "Int_t PamLevel2::GetYodaEntry()"<<endl;
+   if (!GetYodaTree())
+     return 0;
+   // patch
+   if (irunentry < 0) {
+     //  cout << "Int_t PamLevel2::GetYodaEntry() -- ATTENZIONE -- irunentry negativo?!?! "<<(Int_t)irunentry<<endl;
+     irunentry = 0LL;
+   }
+   //  ---------------------------------
+   //  if file is NOT a preselected file
+   //  ---------------------------------
+   Long64_t quellagiusta = irunentry + (Long64_t)(run_obj->EV_FROM);
+   //     cout << " irunentry "<<irunentry<<endl;
+   //     cout << " EV_FROM "<<run_obj->EV_FROM<<endl;
+   //     cout << " quellagiusta = irunentry + EV_FROM "<< quellagiusta << endl;
+   //     cout << " irun "<< irun << " irunentry "<< irunentry<<" run_obj->EV_FROM "<<run_obj->EV_FROM <<" quella giusta "<<quellagiusta << endl;
+   //     cout << " iroot "<<iroot<<" run_obj->ID_ROOT_L0 "<<run_obj->ID_ROOT_L0<<endl;
+   //     cout << " time "<< abstime << endl;
+   //     cout << " trk_calib_used "<<run_obj->TRK_CALIB_USED<< endl;
+   ULong64_t obt = 0;
+   ULong64_t pktn = 0;
+   if (GetOrbitalInfo()) {
+     obt = GetOrbitalInfo()->OBT;
+     pktn = GetOrbitalInfo()->pkt_num;
+   }
+   if (!GetOrbitalInfo() && !ISGP) {
+     cout << "Int_t PamLevel2::GetYodaEntry() -- ERROR -- missing OrbitalInfo " << endl;
+     return 0;
+   }
+   if (obt == 0 && pktn == 0 && !ISGP) {
+     cout << "Int_t PamLevel2::GetYodaEntry() -- ERROR -- level2 event corrupted ?? " << endl;
+     return 0;
+   }
+   // ---------------------------------------------------------------------
+   // ATTENTION!!!
+   // If data are not pre-processed with cleaner, the level0 tree may contain
+   // spurious nested physics packets.
+   // The GL_RUN variables EV_FROM, EV_TO and NEVENTS counts also these entries
+   // while level2 tree DOES NOT!!
+   // This means that "quellagiusta" in these cases is not correct.
+   // In order to retrieve the correct level0 event, I implemented a check
+   // of the OBT and pkt-number. In case of mismatch, the level0 entry number
+   // is shift forward until when the packets match.
+   // ---------------------------------------------------------------------
+   Int_t answer = 0;
+   Int_t shift = 0;
+   //    printf(" siamo qui %i %i \n",shift,prevshift);
+   //    Int_t maxshift = 50; // EMILIANO
+   do {
+     if (shift > 0) {
+       cout << " PKTNUM  L2 --- " << pktn << " --- L0 --- " << GetEventHeader()->GetPscuHeader()->GetCounter() << endl;
+       if (DBG)
+         cout << "         RUN: ID " << GetRunInfo()->ID << " ID_ROOT_L0 " << run_obj->ID_ROOT_L0 << " ID_RUN_FRAG "
+             << GetRunInfo()->ID_RUN_FRAG << " EV_FROM " << GetRunInfo()->EV_FROM << endl;
+       if (DBG)
+         cout << "         L2 <--> L0 mismatch ( irun " << irun << " irunentry " << irunentry << " shift " << shift
+             << " prevshift " << prevshift << " )" << endl;
+     }
+     answer = l0_tree->GetEntry(quellagiusta + (Long64_t) shift + (Long64_t) prevshift);
+     shift++;
+     if (!GetEventHeader()) {
+       cout << "Int_t PamLevel2::GetYodaEntry() -- ERROR -- missing EventHeader " << endl;
+       return 0;
+     }
+     if (ISGP) {
+       obt = (UInt_t)(GetEventHeader()->GetPscuHeader()->GetOrbitalTime()); //BARBATRUCCO
+       pktn = (UInt_t)(GetEventHeader()->GetPscuHeader()->GetCounter()); //BARBATRUCCO
+     }
+     //  cout << "PKTNUM "<<shift<<" ==  L2 --- "<< pktn << " --- L0 --- "<< GetEventHeader()->GetPscuHeader()->GetCounter()<<endl;
+     //  cout << " L2 --- "<< obt << " --- L0 --- "<< GetEventHeader()->GetPscuHeader()->GetOrbitalTime()<<endl;
+     //  if( (quellagiusta+shift) == l0_tree->GetEntries()+1 )cout << ">>> end of level0 tree <<<"<<endl;
+     //  cout << " obt "<< obt << endl;
+     //  cout << " GetEventHeader()->GetPscuHeader()->GetOrbitalTime() "<< GetEventHeader()->GetPscuHeader()->GetOrbitalTime() << endl;
+     //  cout << " pktn "<< pktn << endl;
+     //  cout << " GetEventHeader()->GetPscuHeader()->GetCounter() "<< GetEventHeader()->GetPscuHeader()->GetCounter() << endl;
+     //  printf(" IDRUN %u \n",GetRunInfo()->ID);
+     //
+     if (prevshift != 0 && (quellagiusta + (Long64_t) shift) == GetYodaTree()->GetEntries()) {
+       prevshift = 0;
+       shift = -1;
+     };
+   } while ((obt != (UInt_t)(GetEventHeader()->GetPscuHeader()->GetOrbitalTime()) || pktn != (UInt_t)(
+       GetEventHeader()->GetPscuHeader()->GetCounter())) && (quellagiusta + (Long64_t) shift)
+       < GetYodaTree()->GetEntries() && shift < maxshift);
+   if ((quellagiusta + (Long64_t) shift + (Long64_t) prevshift) > GetYodaTree()->GetEntries() || shift == maxshift) {
+     cout << " Big trouble here, no such event in Level0 data! (NB maxshift set to " << maxshift << " )" << endl;
+     return 0;
+   }
+   //    cout << "LA ENTRY GIUSTA E`: "<<quellagiusta<<" (spero...)"<<endl;
+   //    return GetYodaTree()->GetEntry(quellagiusta);
+   if (shift > 1)
+     prevshift += (shift - 1);
+   return answer;
+ }
+ /**
+  * \Brief Set DB connection
+  */
+ Bool_t PamLevel2::SetDBConnection() {
+   //    cout << "PamLevel2::SetDBConnection()" << endl;
+   if (DBG) {
+     cout << "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~" << endl;
+     cout << "Connecting to DB" << endl;
+     cout << "HOST " << host << endl;
+     cout << "USER " << user << endl;
+     cout << "PSW  " << psw << endl;
+   }
+   Bool_t notconn = true;
+   Int_t trials = 0;
+   while ( notconn && trials < 10 ){
+     //    gSystem->Sleep(500);
+     dbc = TSQLServer::Connect(host.Data(), user.Data(), psw.Data());
+     //dbc->Connect(host.Data(), user.Data(), psw.Data());
+     if ( dbc ) notconn = false;
+     if (DBG) printf("<%i> test connection...\n ",trials);
+     if (!dbc){
+       if (DBG) printf(" :( failed, no pointer \n");
+       notconn = true;
+       //      return false;
+     };
+     if (dbc && !dbc->IsConnected()){
+       if (DBG) printf(" :( failed, no connection \n");
+       notconn = true;
+       //      return false;
+     };
+     trials++;
+   };
+   if ( notconn ) return false;
+   //
+   if (DBG) printf("=connected!\n");
+   stringstream myquery; // EMILIANO
+   myquery.str(""); // EMILIANO
+   myquery << "SET time_zone='+0:00'"; // EMILIANO
+   dbc->Query(myquery.str().c_str()); // EMILIANO
+   if ( DBG ) printf("~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n");
+   return true;
+ }
+ /**
+  * \Brief Add a friend to the pamela chain.
+  * @param cname name of the chain to be added
+  */
+ TChain* PamLevel2::AddFriend(TString cname) {
+   if (!GetPamTree()) {
+     cout << " TChain* PamLevel2::AddFriend(TString cname) --- a pamela tree must be created first" << endl;
+     return NULL;
+   }
+   TChain *c = new TChain(cname.Data());
+   TIter next(GetPamTree()->GetListOfFiles());
+   Int_t nf = 0;
+   TChainElement* element = 0;
+   while ((element = (TChainElement*) next())) {
+     c->Add(element->GetTitle());
+     nf++;
+   }
+   GetPamTree()->AddFriend(cname.Data());
+   cout << "external chain created and added to pamela friends :" << cname << endl;
+   cout << "n.files " << nf << endl;
+   return c;
+ }
+ /**
+  * Returns the current read entry. This method simply returns the result of the call to
+  * pam_tree->GetReadEntry(), so it is entirely handled by ROOT.
+  */
+ Long64_t PamLevel2::GetReadEntry() {
+   return pam_tree->GetReadEntry();
+ }
+ /**
+  * Sets the sorting method. If the new method is different from the previous, the issorted
+  * flag is set to false, forcing a new sort the next time GetTrack is called.
+  * @see GetTrack
+  */
+ void PamLevel2::SetSortingMethod(TString how) {
+   if (howtosort != how) {
+     issorted = false;
+   }
+   howtosort = how;
  }

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