T0/AliT0CalibAnalysisTask.cxx

   1 #include "TChain.h"
   2 #include "TTree.h"
   3 #include "TList.h"
   4 #include "TH1F.h"
   5 #include "TH2F.h"
   6 #include "TCanvas.h"
   7 #include "TMath.h"
   8 #include "TObjString.h"
   9
  10 #include "AliAnalysisTask.h"
  11 #include "AliPhysicsSelection.h"
  12 #include "AliAnalysisManager.h"
  13
  14 #include "AliESDEvent.h"
  15 #include "AliESDfriend.h"
  16 #include "AliESDInputHandler.h"
  17 #include "AliESDTZEROfriend.h"
  18 #include "AliT0CalibAnalysisTask.h"
  19 #include "AliESDVZERO.h"
  20 #include "AliMultiplicity.h"
  21 #include "AliTriggerAnalysis.h"
  22 #include "AliESDpid.h"
  23 #include "AliESDtrackCuts.h"
  24 #include "AliCentrality.h"
  25 #include "AliVEvent.h"
  26
  27 ClassImp(AliT0CalibAnalysisTask)
  28
  29 //________________________________________________________________________
  30 AliT0CalibAnalysisTask::AliT0CalibAnalysisTask(const char *name)
  31   : AliAnalysisTaskSE(name), fESD(0), fOutputList(0),
  32   fT0OutTree(0x0), fEvent(-99999),   fOrbit(-99999), fBC(-99999),
  33   fTrackletSPD(-99999), fClustersSPD(-99999), fNcont(-99999), fNcontTPC(-99999),
  34   fVertex(-99999), fVertexcalc(-99999), fVertexSPD(-99999), fVertexTPC(-99999),
  35   fMeanAC(-99999), fMeanA(-99999),fMeanC(-99999), fMeanACcalc(-99999), fMeanAcalc(-99999), fMeanCcalc(-99999),
  36   fMultV0A(-99999), fMultV0C(-99999),fTimeV0A(-99999),fTimeV0C(-99999), fSumampA(-99999), fSumampC(-99999),
  37   ftimestamp(0), fSep2(0),
  38   fZDCcut(kFALSE), fT0Trigger(0), fpileup(kFALSE), fTrigger(0x0),
  39   fT0_amplitude(0x0), fT0_time(0x0),
  40   fcentralityV0M(0), fcentralityZDC(0), fcentralityTRK(0), fcentralityCLA(0),
  41   fESDtracks(0),
  42     fMultiplicity(-99999),
  43   fTriggerinput(0x0), fZDCbg(kFALSE),
  44   fTOFtracks(0), fT0tofTrack(0),
  45   fESDpid(new AliESDpid())
  46 {
  47   // Constructor
  48
  49   // Define input and output slots here
  50   // Input slot #0 works with a TChain
  51   DefineInput(0, TChain::Class());
  52   // Output slot #0 id reserved by the base class for AOD
  53   // Output slot #1 writes into a TH1 container
  54   DefineOutput(1, TList::Class());
  55 }
  56
  57 //________________________________________________________________________
  58 AliT0CalibAnalysisTask::~AliT0CalibAnalysisTask()
  59 {
  60 // Destructor
  61    if (fT0OutTree) delete fT0OutTree ;
  62 }
  63
  64 //_____________________________________________________________________________
  65 Bool_t AliT0CalibAnalysisTask::UserNotify()
  66 {
  67 //
  68 // Calls the mother class Notify()
  69 //
  70
  71 //  AliDebug(AliLog::kDebug,"<-");
  72   // AliDebug(AliLog::kDebug,"->");
  73
  74   return AliAnalysisTaskSE::UserNotify();
  75 }
  76
  77 //________________________________________________________________________
  78 void AliT0CalibAnalysisTask::UserCreateOutputObjects()
  79 {
  80   // Create histograms
  81   // Called once
  82    fOutputList = new TList();
  83   fOutputList->SetOwner(); // Will delete the histos on cleanup
  84
  85   fT0OutTree=new TTree("t0tree","None here");
  86   fT0OutTree->Branch("fNevent", &fEvent);
  87   fT0OutTree->Branch("fOrbit", &fOrbit);
  88   fT0OutTree->Branch("fBC", &fBC);
  89   fT0OutTree->Branch("fNcont", &fNcont, "fNcont/I");
  90   fT0OutTree->Branch("fNcontTPC", &fNcontTPC);
  91   fT0OutTree->Branch("fVertexTPC", &fVertexTPC);
  92   fT0OutTree->Branch("vertexT0", &fVertex, "fVertex/F");
  93   fT0OutTree->Branch("vertexSPD", &fVertexSPD, "vertexSPD/F");
  94   fT0OutTree->Branch("meanAC", &fMeanAC,"meanAC/F");
  95   fT0OutTree->Branch("meanA", &fMeanA,"meanA/F");
  96   fT0OutTree->Branch("meanC", &fMeanC,"meanC/F");
  97   fT0OutTree->Branch("trackletSPD", &fTrackletSPD,"trackletSPD/I");
  98   fT0OutTree->Branch("clustersSPD", &fClustersSPD,"clustersSPD/I");
  99   fT0OutTree->Branch("TOFtracks", &fTOFtracks);
 100   fT0OutTree->Branch("ESDtracks", &fESDtracks);
 101   fT0OutTree->Branch("multV0A", &fMultV0A,"multV0A/F");
 102   fT0OutTree->Branch("multV0C", &fMultV0C,"multV0C/F");
 103   fT0OutTree->Branch("timeV0A", &fTimeV0A,"timeV0A/F");
 104   fT0OutTree->Branch("timeV0C", &fTimeV0C,"timeV0C/F");
 105   fT0OutTree->Branch("sumampA", &fSumampA);
 106   fT0OutTree->Branch("sumampC", &fSumampC);
 107   fT0OutTree->Branch("pileup", &fpileup);
 108   fT0OutTree->Branch("trigger", &fTrigger);
 109   fT0OutTree->Branch("triggerinput", &fTriggerinput);
 110   fT0OutTree->Branch("T0trigger", &fT0Trigger);
 111   fT0OutTree->Branch("t0tofTrack",  &fT0tofTrack);
 112   fT0OutTree->Branch("ZDCcut", &fZDCcut);
 113   fT0OutTree->Branch("ftimestamp", &ftimestamp);
 114   fT0OutTree->Branch("centralityV0M", &fcentralityV0M);
 115   fT0OutTree->Branch("centralityZDC", &fcentralityZDC);
 116   fT0OutTree->Branch("centralityTRK", &fcentralityTRK);
 117   fT0OutTree->Branch("centralityCLA", &fcentralityCLA);
 118   for ( Int_t i=0; i<24; i++) {
 119     fT0OutTree->Branch(Form("amp%i", i+1), &famp[i]);
 120     fT0OutTree->Branch(Form("time%i", i+1), &ftime[i]);
 121   }
 122   for ( Int_t i=0; i<5; i++) {
 123     fT0OutTree->Branch(Form("fOrA%i", i+1), &fOrA[i]);
 124     fT0OutTree->Branch(Form("fOrC%i", i+1), &fOrC[i]);
 125     fT0OutTree->Branch(Form("fTVDC%i", i+1), &fTVDC[i]);
 126     for ( Int_t ii=0; ii<24; ii++)
 127       fT0OutTree->Branch(Form("fRawTime%i_%i", ii+1, i+1), &fRawTime[ii][i]);
 128   }
 129   TString pilename[3] = {"T0pileup", "T0background", "T0satellite"};
 130   for ( Int_t i=0; i<3; i++)
 131     fT0OutTree->Branch(pilename[i].Data(), &fT0pileup[i]);
 132   fT0OutTree->Branch("meanACbest", &fMeanACcalc,"meanACcalc/F");
 133   fT0OutTree->Branch("meanAbest", &fMeanAcalc,"meanAcalc/F");
 134   fT0OutTree->Branch("meanCbest", &fMeanCcalc,"meanCcalc/F");
 135   fT0OutTree->Branch("multEstimator", &fMultiplicity);
 136   //ZDC background
 137  fT0OutTree->Branch("zbg", &fZDCbg);
 138  fESDpid = new AliESDpid();
 139
 140   fOutputList->Add(fT0OutTree);
 141
 142    PostData(1, fOutputList);
 143
 144 }
 145
 146 //________________________________________________________________________
 147 void AliT0CalibAnalysisTask::UserExec(Option_t *)
 148 {
 149   // Main loop
 150   // Called for each event
 151    fVertex= fVertexSPD =  fMeanAC = fMeanA =  fMeanC =  fTrackletSPD=-99999;
 152   fMeanACcalc = fMeanAcalc =  fMeanCcalc = fNcont = fNcontTPC = -99999;
 153   fMultV0A=fMultV0C=fTimeV0A=fTimeV0C=fMultiplicity = -99999;
 154
 155   for (Int_t i=0; i<24; i++) {
 156     famp[i] = ftime[i] = -9999;
 157     for ( Int_t i0=0; i0<5; i0++) {
 158       fRawTime[i][i0] = -9999;
 159       if(i0==0) {
 160         fTVDC[i0]=-9999;
 161         fOrC[i0]=-9999;
 162         fOrA[i0]=-9999;
 163       }
 164     }
 165   }
 166   Float_t orA , orC, tvdc;
 167   orA = orC = tvdc = -9999;
 168   fBC = -9999;
 169   // Post output data.
 170   fESD = dynamic_cast<AliESDEvent*>(InputEvent());
 171   if (!fESD) {
 172     printf("ERROR: fESD not available\n");
 173     return;
 174   }
 175
 176   if(fESD)
 177     {
 178       //    if(fIsSelected)
 179       {
 180         fZDCbg = kFALSE;
 181         /*
 182         AliTriggerAnalysis *fTriggerAnalysis;
 183         Bool_t  fZDCbgA = fTriggerAnalysis->IsOfflineTriggerFired(fESD, AliTriggerAnalysis::kZNABG);
 184         Bool_t  fZDCbgC =  fTriggerAnalysis->IsOfflineTriggerFired(fESD, AliTriggerAnalysis::kZNCBG);
 185         fZDCbg = (fZDCbgA);
 186         cout<<" ZDC back "<<fZDCbgA<<endl;
 187         */
 188         AliESDVZERO* esdV0 = fESD->GetVZEROData();
 189         const AliMultiplicity *mult = fESD->GetMultiplicity();
 190         // printf(" VZERO MULT \n");
 191         AliESDTZERO* tz= (AliESDTZERO*) fESD->GetESDTZERO();
 192
 193         const Double32_t *amp, *time, *mean ;
 194         const Double32_t *meanbest;
 195         fVertex= fVertexSPD =  fMeanAC = fMeanA =  fMeanC =  fTrackletSPD=-99999;
 196         fMeanACcalc = fMeanAcalc =  fMeanCcalc = fNcont = fNcontTPC -99999;
 197         fMultV0A=fMultV0C=fTimeV0A=fTimeV0C=fMultiplicity = -99999;
 198
 199         fSumampA=0;
 200         fSumampC=0;
 201         fNcont=0;
 202         TString triggers = fESD->GetFiredTriggerClasses();
 203         fTrigger.SetString(triggers.Data());
 204         if ( !triggers.Contains("Z") )    cout<<triggers<<endl;
 205         TString inputtriggers =fESD-> GetHeader()->GetFiredTriggerInputs();
 206         // cout<<inputtriggers<<endl;
 207         fTriggerinput.SetString(inputtriggers.Data());
 208
 209
 210         fEvent=fESD->GetEventNumberInFile();
 211         fT0Trigger=fESD->GetT0Trig();
 212
 213         fESDtracks=fESD->GetNumberOfTracks();
 214         AliTriggerAnalysis *trigAna = new AliTriggerAnalysis;
 215         ftimestamp=fESD->GetTimeStamp(); // - 1301217882;
 216         //        printf (" timestamp %d \n", ftimestamp);
 217
 218         fMultiplicity =  AliESDtrackCuts::GetReferenceMultiplicity(fESD);
 219         //        cout<<" fMultiplicity "<<fMultiplicity<<endl;
 220         fOrbit=fESD->GetOrbitNumber();
 221         fBC=fESD->GetBunchCrossNumber();
 222         fNcont = fESD->GetPrimaryVertexSPD()->GetNContributors();
 223         fNcontTPC = fESD->GetPrimaryVertexTPC()->GetNContributors();
 224         if(fNcontTPC>=2 )
 225           fVertexTPC = fESD->GetPrimaryVertexTPC() ->GetZ();
 226         if(fNcont>=0 ) {
 227           fVertexSPD = fESD->GetPrimaryVertex()->GetZ();
 228         }
 229         fTrackletSPD = mult->GetNumberOfTracklets();
 230         fClustersSPD = mult->GetNumberOfITSClusters(0);
 231         fMultV0A =  esdV0->GetMTotV0A();
 232         fMultV0C =  esdV0->GetMTotV0C();
 233         //TOF hit
 234         Int_t ntracksMatchedToTOF = 0;
 235         Int_t ntracks = fESD->GetNumberOfTracks();
 236         for(Int_t itrk=0;itrk<ntracks;itrk++){
 237           AliESDtrack* track = fESD->GetTrack(itrk);
 238           if (!track) {
 239             Printf("ERROR: Could not receive track %d", itrk);
 240             continue;
 241           }
 242           //no track selection just TOF hit
 243           if (track->IsOn(AliESDtrack::kTOFout)) ntracksMatchedToTOF++;
 244         }
 245
 246         fTOFtracks = ntracksMatchedToTOF;
 247         if(fESDpid){ //get T0_TOF
 248           fESDpid->SetTOFResponse(fESD,AliESDpid::kTOF_T0);
 249           fT0tofTrack =(Float_t) (fESDpid->GetTOFResponse().GetStartTime(10.0)); //Get start time "from all tracks
 250           //   printf("@@TOF T0 %f\n",fT0tofTrack);
 251         }
 252
 253
 254         fpileup = fESD->IsPileupFromSPD();
 255         fTimeV0C = esdV0->GetV0CTime();
 256         fTimeV0A = esdV0->GetV0ATime();
 257         //        printf(" Vo info \n");
 258
 259
 260         mean = fESD->GetT0TOF();
 261         fVertex=fESD->GetT0zVertex();
 262         fMeanA = mean[1];
 263         fMeanC = mean[2];
 264         if (TMath::Abs(fMeanA)<9999 && TMath::Abs(fMeanC)<9999)
 265             fMeanAC = mean[0] ;
 266         fSumampC = tz->GetMultC();
 267         fSumampA = tz->GetMultA();
 268         //    printf("!!!!!!!!fSumampC %f fSumampA %f \n",fSumampC, fSumampA);
 269
 270         amp=fESD->GetT0amplitude();
 271         time=fESD->GetT0time();
 272         for (Int_t i=0; i<24; i++){
 273           if( time[i]>100 && amp[i]>0.1){
 274             famp[i] = amp[i];
 275             ftime[i] = time[i];
 276           }
 277         }
 278
 279         //new raw OrA OrC TVDC
 280         meanbest = tz->GetT0TOFbest();
 281         fMeanAcalc = meanbest[1];
 282         fMeanCcalc = meanbest[2];
 283         if (TMath::Abs(fMeanAcalc)<9999 && TMath::Abs(fMeanCcalc)<9999)
 284           fMeanACcalc = meanbest[0] ;
 285         for (Int_t ii=0; ii<5; ii++){
 286           orA   = tz->GetOrA(ii);
 287           orC   = tz->GetOrC(ii);
 288           tvdc  = tz->GetTVDC(ii);
 289           //    printf("@@@@@  new signasl %d  %f %f %f \n",ii, orA, orC, tvdc);
 290           if(ii==0) {
 291             fOrA[ii] = orA;
 292             fOrC[ii] = orC;
 293             fTVDC[ii] = tvdc;
 294             //  cout<<tvdc<<" "<<fT0Trigger<<endl;
 295             // if (tvdc>-5 && tvdc<5 && tvdc!=0)
 296             //  cout<<"@@@@@@@@@ "<< tvdc<<" "<<fT0Trigger<<endl;
 297           } else {
 298             if ( ii>0 && fOrA[ii-1] !=orA)      fOrA[ii] = orA;
 299             else fOrA[ii]=-9999;
 300             if ( ii>0 && fOrC[ii-1] !=orC)      fOrC[ii] = orC;
 301             else fOrC[ii]=-9999;
 302           if ( ii>0 && fTVDC[ii-1] != tvdc)     fTVDC[ii] = tvdc;
 303           else fTVDC[ii]=-9999;
 304           }
 305           for (Int_t iii=0; iii<24; iii++)
 306             fRawTime[iii][ii] =  tz->GetTimeFull(iii,ii);
 307         }
 308         fT0pileup[0] = tz->GetPileupFlag();
 309         fT0pileup[1] = tz->GetBackgroundFlag();
 310         fT0pileup[2] = tz->GetSatellite();
 311
 312         AliCentrality *centrality = fESD->GetCentrality();
 313
 314         //The centrality function you can use
 315
 316         fcentralityV0M = centrality->GetCentralityPercentile("V0M"); // returns the centrality
 317         fcentralityTRK = centrality->GetCentralityPercentile("TRK"); // returns the centrality
 318         fcentralityZDC = centrality->GetCentralityPercentile("ZEMvsZDC"); // returns the
 319
 320
 321       } //selected
 322     } //ESD
 323
 324   fT0OutTree->Fill();
 325
 326   PostData(1, fOutputList);
 327
 328 }
 329
 330 //________________________________________________________________________
 331 void AliT0CalibAnalysisTask::Terminate(Option_t *)
 332 {
 333   // Draw result to the screen
 334   // Called once at the end of the query
 335
 336   /* fOutputList = dynamic_cast<TList*> (GetOutputData(1));
 337   if (!fOutputList) {
 338     printf("ERROR: Output list not available\n");
 339     return;
 340   }
 341     */
 342
 343 }