PWG1/TOF/AliAnalysisTaskTOFqa.cxx

   1 /*  created by fbellini@cern.ch on 14/09/2010 */
   2 /*  last modified by fbellini   on 08/03/2010 */
   3
   4
   5 #ifndef ALIANALYSISTASKTOFQA_CXX
   6 #define ALIANALYSISTASKTOFQA_CXX
   7
   8 #include "TChain.h"
   9 #include "TTree.h"
  10 #include "TH1F.h"
  11 #include "TH2F.h"
  12 #include "TCanvas.h"
  13 #include "AliAnalysisTaskSE.h"
  14 #include "AliAnalysisManager.h"
  15 #include "AliESDEvent.h"
  16 #include "AliESDInputHandler.h"
  17 #include "AliESDpid.h"
  18 #include "AliAnalysisTaskTOFqa.h"
  19 #include "AliAnalysisFilter.h"
  20 #include "AliESDtrackCuts.h"
  21 #include "AliLog.h"
  22 #include "AliTOFRawStream.h"
  23 #include "AliTOFGeometry.h"
  24
  25 ClassImp(AliAnalysisTaskTOFqa)
  26
  27 //________________________________________________________________________
  28 AliAnalysisTaskTOFqa::AliAnalysisTaskTOFqa() :
  29   fRunNumber(0),
  30   fESD(0x0),
  31   fTrackFilter(0x0),
  32   fVertex(0x0),
  33   fESDpid(0x0),
  34   fNTOFtracks(0),
  35 //  fNPrimaryTracks(0),
  36   fHlist(0x0),
  37   fHlistTimeZero(0x0),
  38   fHlistPID(0x0)
  39  {
  40   // Default constructor
  41    fESDpid=new AliESDpid();
  42    for (Int_t j=0;j<3;j++ ) {
  43      if (j<3) fT0[j]=0.0;
  44      fSigmaSpecie[j]=0.0;
  45      fTrkExpTimes[j]=0.0;
  46      fThExpTimes[j]=0.0;
  47    }
  48  }
  49 //________________________________________________________________________
  50 AliAnalysisTaskTOFqa::AliAnalysisTaskTOFqa(const char *name) :
  51   AliAnalysisTaskSE(name),
  52   fRunNumber(0),
  53   fESD(0x0),
  54   fTrackFilter(0x0),
  55   fVertex(0x0),
  56   fESDpid(0x0),
  57   fNTOFtracks(0),
  58   // fNPrimaryTracks(0),
  59   fHlist(0x0),
  60   fHlistTimeZero(0),
  61   fHlistPID(0x0)
  62  {
  63   // Constructor
  64   // Define input and output slots here
  65    Info("AliAnalysisTaskTOFqa","Calling Constructor");
  66
  67    fESDpid=new AliESDpid();
  68    for (Int_t j=0;j<5;j++ ) {
  69      if (j<3) fT0[j]=0.0;
  70      fSigmaSpecie[j]=0.0;
  71      fTrkExpTimes[j]=0.0;
  72      fThExpTimes[j]=0.0;
  73    }
  74    // Input slot #0 works with a TChain
  75    DefineInput(0, TChain::Class());
  76
  77    // Output slot #0 writes into a TH1 container
  78    // Output slot #1 writes into a user defined  container
  79    DefineOutput(1, TList::Class());
  80    DefineOutput(2, TList::Class());
  81    DefineOutput(3, TList::Class());
  82  }
  83
  84 //________________________________________________________________________
  85 AliAnalysisTaskTOFqa::AliAnalysisTaskTOFqa(const AliAnalysisTaskTOFqa& copy)
  86 : AliAnalysisTaskSE(),
  87   fRunNumber(copy.fRunNumber),
  88   fESD(copy.fESD),
  89   fTrackFilter(copy.fTrackFilter),
  90   fVertex(copy.fVertex),
  91   fESDpid(0x0),
  92   fNTOFtracks(copy.fNTOFtracks),
  93   //fNPrimaryTracks(copy.fNPrimaryTracks),
  94   fHlist(copy.fHlist),
  95   fHlistTimeZero(copy.fHlistTimeZero),
  96   fHlistPID(copy.fHlistPID)
  97 {
  98   // Copy constructor
  99    for (Int_t j=0;j<5;j++ ) {
 100      if (j<3) fT0[j]=copy.fT0[j];
 101      fSigmaSpecie[j]=copy.fSigmaSpecie[j];
 102      fTrkExpTimes[j]=copy.fTrkExpTimes[j];
 103      fThExpTimes[j]=copy.fThExpTimes[j];
 104    }
 105   fESDpid=copy.fESDpid;
 106
 107 }
 108
 109 //___________________________________________________________________________
 110 AliAnalysisTaskTOFqa& AliAnalysisTaskTOFqa::operator=(const AliAnalysisTaskTOFqa& copy)
 111 {
 112   //
 113   // Assignment operator
 114   //
 115   if (this!=&copy) {
 116     AliAnalysisTaskSE::operator=(copy) ;
 117     fRunNumber=copy.fRunNumber;
 118     fESD=copy.fESD;
 119     fTrackFilter=copy.fTrackFilter;
 120     fVertex=copy.fVertex;
 121     fESDpid=copy.fESDpid;
 122     fNTOFtracks=copy.fNTOFtracks;
 123     //fNPrimaryTracks=copy.fNPrimaryTracks;
 124     for (Int_t j=0;j<5;j++ ) {
 125       if (j<3) fT0[j]=copy.fT0[j];
 126       fSigmaSpecie[j]=copy.fSigmaSpecie[j];
 127       fTrkExpTimes[j]=copy.fTrkExpTimes[j];
 128       fThExpTimes[j]=copy.fThExpTimes[j];
 129     }
 130     fHlist=copy.fHlist;
 131     fHlistTimeZero=copy.fHlistTimeZero;
 132     fHlistPID=copy.fHlistPID;
 133   }
 134   return *this;
 135 }
 136
 137 //___________________________________________________________________________
 138 AliAnalysisTaskTOFqa::~AliAnalysisTaskTOFqa() {
 139   //
 140   //destructor
 141   //
 142
 143   Info("~AliAnalysisTaskTOFqa","Calling Destructor");
 144   if (fESDpid) delete fESDpid;
 145   if (fVertex) delete fVertex;
 146   if (fTrackFilter) delete fTrackFilter;
 147   if (fHlist) {
 148     delete fHlist;
 149     fHlist = 0;
 150   }
 151   if (fHlistTimeZero) {
 152     delete fHlistTimeZero;
 153     fHlistTimeZero = 0;
 154   }
 155   if (fHlistPID){
 156     delete fHlistPID;
 157     fHlistPID = 0;
 158   }
 159 }
 160
 161 //________________________________________________________________________
 162 void AliAnalysisTaskTOFqa::UserCreateOutputObjects()
 163 {
 164   //Defines output objects and histograms
 165   Info("CreateOutputObjects","CreateOutputObjects (TList) of task %s", GetName());
 166   OpenFile(1);
 167   if (!fHlist) fHlist = new TList();
 168   fHlist->SetOwner(kTRUE);
 169   if (!fHlistTimeZero) fHlistTimeZero = new TList();
 170   fHlistTimeZero->SetOwner(kTRUE);
 171   if (!fHlistPID) fHlistPID = new TList();
 172   fHlistPID->SetOwner(kTRUE);
 173
 174 //0
 175   TH1I* hTOFmatchedESDperEvt = new TH1I("hTOFmatchedPerEvt", "Matched TOF tracks per event (|#eta| #leq 0.9 and pT #geq 0.3 GeV/c);TOF-matched ESD tracks;Events", 100, 0, 100) ;
 176   hTOFmatchedESDperEvt->Sumw2() ;
 177   hTOFmatchedESDperEvt->SetLineWidth(2);
 178   hTOFmatchedESDperEvt->SetLineColor(kBlue);
 179   hTOFmatchedESDperEvt->SetMarkerStyle(20);
 180   hTOFmatchedESDperEvt->SetMarkerSize(0.8);
 181   hTOFmatchedESDperEvt->SetMarkerColor(kBlue);
 182   fHlist->AddLast(hTOFmatchedESDperEvt) ;
 183   //1
 184   TH1F* hTOFmatchedESDtime = new TH1F("hTOFmatchedESDtime", "Matched  ESDs tracks: TOF Time spectrum; t [ns];Counts", 250, 0., 610. ) ;
 185   hTOFmatchedESDtime->Sumw2() ;
 186   hTOFmatchedESDtime->SetLineWidth(2);
 187   hTOFmatchedESDtime->SetLineColor(kBlue);
 188   hTOFmatchedESDtime->SetFillColor(kBlue);
 189   hTOFmatchedESDtime->SetDrawOption("BAR");
 190   fHlist->AddLast(hTOFmatchedESDtime) ;
 191   //2
 192   TH1F* hTOFmatchedESDrawTime = new TH1F("hTOFmatchedESDrawTime", "Matched ESDs tracks: TOF raw Time spectrum;t_{raw} [ns];Counts", 250, 0., 610.) ;
 193   hTOFmatchedESDrawTime->Sumw2() ;
 194   hTOFmatchedESDrawTime->SetLineWidth(2);
 195   hTOFmatchedESDrawTime->SetLineColor(kAzure+2);
 196   hTOFmatchedESDrawTime->SetFillColor(kAzure+2);
 197   hTOFmatchedESDrawTime->SetDrawOption("BAR");
 198   fHlist->AddLast(hTOFmatchedESDrawTime) ;
 199   //3
 200   TH1F* hTOFmatchedESDToT = new TH1F("hTOFmatchedESDToT", "Matched ESDs tracks: TOF ToT spectrum; ToT [ns];Counts",100, 0., 48.8) ;
 201   hTOFmatchedESDToT->Sumw2() ;
 202   hTOFmatchedESDToT->SetLineColor(kOrange+1);
 203   hTOFmatchedESDToT->SetMarkerColor(kOrange+1);
 204   hTOFmatchedESDToT->SetFillColor(kOrange+1);
 205   hTOFmatchedESDToT->SetDrawOption("BAR");
 206   fHlist->AddLast(hTOFmatchedESDToT) ;
 207   //4
 208   TH1F* hTOFmatchedESDtrkLength  = new TH1F("hTOFmatchedESDtrkLength", "Matched ESDs tracks length; Track length [cm];Counts", 1200, -400., 800) ;
 209   hTOFmatchedESDtrkLength->Sumw2();
 210   hTOFmatchedESDtrkLength->SetLineColor(kViolet-3);
 211   hTOFmatchedESDtrkLength->SetMarkerColor(kViolet-3);
 212   hTOFmatchedESDtrkLength->SetFillColor(kViolet-3);
 213   hTOFmatchedESDtrkLength->SetDrawOption("BAR");
 214   fHlist->AddLast(hTOFmatchedESDtrkLength);
 215   //5
 216   TH1F* hTOFmatchedESDP  = new TH1F("hTOFmatchedESDP", "TPC-TOF matched tracks momentum distribution (GeV/c); p (GeV/c);tracks", 500,0.,5.) ;
 217   hTOFmatchedESDP->Sumw2() ;
 218   hTOFmatchedESDP->SetLineColor(kBlue);
 219   hTOFmatchedESDP->SetMarkerStyle(20);
 220   hTOFmatchedESDP->SetMarkerSize(0.7);
 221   hTOFmatchedESDP->SetMarkerColor(kBlue);
 222   fHlist->AddLast(hTOFmatchedESDP) ;
 223   //6
 224   TH1F* hTOFmatchedESDPt  = new TH1F("hTOFmatchedESDPt", "TPC-TOF matched tracks p_{T} distribution (GeV/c); p_{T}(GeV/c);tracks", 500,0.,5.) ;
 225   hTOFmatchedESDPt->Sumw2() ;
 226   hTOFmatchedESDPt->SetLineColor(kBlue);
 227   hTOFmatchedESDPt->SetMarkerStyle(21);
 228   hTOFmatchedESDPt->SetMarkerSize(0.7);
 229   hTOFmatchedESDPt->SetMarkerColor(kBlue);
 230   fHlist->AddLast(hTOFmatchedESDPt) ;
 231
 232   //7
 233   TH1F* hTOFmatchedESDeta = new TH1F("hTOFmatchedESDeta", "Matched ESDtracks #eta (p_{T} #geq 0.5 GeV/c); #eta;Counts", 200, -1., 1.) ;
 234   hTOFmatchedESDeta->Sumw2();
 235   hTOFmatchedESDeta->SetLineColor(kBlue);
 236   fHlist->AddLast(hTOFmatchedESDeta) ;
 237   //8
 238    TH1F* hTOFmatchedESDphi = new TH1F("hTOFmatchedESDphi", "Matched ESDtracks #phi; #phi (deg);Counts", 72, 0., 365.) ;
 239   hTOFmatchedESDphi->Sumw2();
 240   hTOFmatchedESDphi->SetLineColor(kBlue);
 241   fHlist->AddLast(hTOFmatchedESDphi) ;
 242
 243   //9
 244   TH1F* hESDprimaryTrackP = new TH1F("hESDprimaryTrackP", "All ESDs tracks p_{T} distribution (GeV/c); p_{T}(GeV/c);tracks", 500, 0., 5.0) ;
 245   hESDprimaryTrackP->Sumw2();
 246   hESDprimaryTrackP->SetLineWidth(1);
 247   hESDprimaryTrackP->SetMarkerStyle(24);
 248   hESDprimaryTrackP->SetMarkerSize(0.7);
 249   hESDprimaryTrackP->SetMarkerColor(kRed);
 250   hESDprimaryTrackP->SetLineColor(kRed);
 251   fHlist->AddLast(hESDprimaryTrackP);
 252   //10
 253   TH1F* hESDprimaryTrackPt = new TH1F("hESDprimaryTrackPt", "ESDs primary tracks p_{T} distribution (GeV/c); p_{T}(GeV/c);tracks", 500, 0.0, 5.0) ;
 254   hESDprimaryTrackPt->Sumw2();
 255   hESDprimaryTrackPt->SetLineWidth(1);
 256   hESDprimaryTrackPt->SetMarkerStyle(25);
 257   hESDprimaryTrackPt->SetMarkerSize(0.7);
 258   hESDprimaryTrackPt->SetLineColor(kRed);
 259   hESDprimaryTrackPt->SetMarkerColor(kRed);
 260   fHlist->AddLast(hESDprimaryTrackPt);
 261   //11
 262   TH1F* hTOFprimaryESDeta = new TH1F("hTOFprimaryESDeta", "Primary ESDtracks #eta (p_{T} #geq 0.5 GeV/c); #eta;Counts",200, -1., 1.) ;
 263   hTOFprimaryESDeta->Sumw2();
 264   hTOFprimaryESDeta->SetLineColor(kRed);
 265   fHlist->AddLast(hTOFprimaryESDeta) ;
 266   //12
 267   TH1F* hTOFprimaryESDphi = new TH1F("hTOFprimaryESDphi", "Primary ESDtracks #phi;#phi (deg);Counts", 72, 0., 360.) ;
 268   hTOFprimaryESDphi->Sumw2();
 269   hTOFprimaryESDphi->SetLineColor(kRed);
 270   fHlist->AddLast(hTOFprimaryESDphi) ;
 271   //13
 272   TH2F* hTOFmatchedDxVsPtPos = new TH2F("hTOFmatchedDxVsPtPos", "Dx vs p_{T} for positive tracks;p_{T} (GeV/c); Dx [cm]; hits", 500,0.,5.,200, -10., 10.) ;
 273   hTOFmatchedDxVsPtPos->Sumw2();
 274   fHlist->AddLast(hTOFmatchedDxVsPtPos) ;
 275  //14
 276   TH2F* hTOFmatchedDxVsPtNeg = new TH2F("hTOFmatchedDxVsPtNeg", "Dx vs p_{T} for negative tracks;p_{T} (GeV/c); Dx [cm]; hits", 500,0.,5.,200, -10., 10.) ;
 277   hTOFmatchedDxVsPtNeg->Sumw2();
 278   fHlist->AddLast(hTOFmatchedDxVsPtNeg) ;
 279
 280   //15
 281   TH2F* hTOFmatchedDzVsStrip = new TH2F("hTOFmatchedDzVsStrip", "Dz vs strip; strip (#eta); Dz [cm]; hits", 92,0.,92.,200, -10., 10.) ;
 282   hTOFmatchedDzVsStrip->Sumw2();
 283   fHlist->AddLast(hTOFmatchedDzVsStrip) ;
 284
 285  //----------------------------------------------timeZero QA plots
 286   //TimeZero 0
 287   TH1D* hEventT0DetAND = new TH1D("hEventT0DetAND", "Event timeZero from T0AC detector ; t0 [ps]; events", 1000, -25000., 25000. ) ;
 288   hEventT0DetAND->Sumw2() ;
 289   hEventT0DetAND->SetLineWidth(2);
 290   hEventT0DetAND->SetLineColor(kRed);
 291   hEventT0DetAND->SetFillColor(kRed);
 292   fHlistTimeZero->AddLast(hEventT0DetAND) ;
 293
 294   //TImeZero 1
 295   TH1D* hEventT0DetA = new TH1D("hEventT0DetA", "Event timeZero from T0A detector; t0 [ps]; events", 1000, -25000., 25000. ) ;
 296   hEventT0DetA->Sumw2() ;
 297   hEventT0DetA->SetLineWidth(2);
 298   hEventT0DetA->SetLineColor(kBlue);
 299   hEventT0DetA->SetFillColor(kBlue);
 300   fHlistTimeZero->AddLast(hEventT0DetA) ;
 301
 302    //TImeZero 2
 303   TH1D* hEventT0DetC = new TH1D("hEventT0DetC", "Event timeZero from T0C detector; t0 [ps]; events", 1000, -25000., 25000.) ;
 304   hEventT0DetC->Sumw2() ;
 305   hEventT0DetC->SetLineWidth(2);
 306   hEventT0DetC->SetLineColor(kGreen);
 307   hEventT0DetC->SetFillColor(kGreen);
 308   fHlistTimeZero->AddLast(hEventT0DetC);
 309
 310    //TimeZero 3
 311   TH1F* hT0DetRes = new TH1F("hT0DetRes", "T0 detector (T0A-T0C)/2; (T0A-T0C)/2 [ps]; events", 200, -500.,500. ) ;
 312   hT0DetRes->Sumw2() ;
 313   hT0DetRes->SetMarkerStyle(24);
 314   hT0DetRes->SetMarkerSize(0.7);
 315   hT0DetRes->SetMarkerColor(kMagenta+2);
 316   hT0DetRes->SetLineColor(kMagenta+2);
 317   hT0DetRes->SetFillColor(kMagenta+2);
 318   fHlistTimeZero->AddLast(hT0DetRes) ;
 319
 320      //timeZero 4
 321   TH1F* hT0fill = new TH1F("hT0fill", "Event timeZero of fill; t0 [ps]; events", 1000, -25000., 25000. ) ;
 322   hT0fill->Sumw2() ;
 323   hT0fill->SetMarkerStyle(20);
 324   hT0fill->SetMarkerColor(kBlack);
 325   hT0fill->SetLineColor(kBlack);
 326   fHlistTimeZero->AddLast(hT0fill) ;
 327
 328   //TimeZero 5
 329   TH1F* hT0TOF = new TH1F("hT0TOF", "Event timeZero estimated by TOF; t0 [ps]; events", 1000, -25000., 25000. ) ;
 330   hT0TOF->Sumw2() ;
 331   hT0TOF->SetMarkerStyle(20);
 332   hT0TOF->SetMarkerColor(kBlue);
 333   hT0TOF->SetLineColor(kBlue);
 334   hT0TOF->SetFillColor(kBlue);
 335   fHlistTimeZero->AddLast(hT0TOF) ;
 336
 337
 338    //timeZero 6
 339   TH1F* hT0T0 = new TH1F("hT0T0", "Event timeZero measured by T0 detector (best between AC, A, C); t0 [ps]; events", 1000, -25000.,25000. ) ;
 340   hT0T0->Sumw2() ;
 341   hT0T0->SetMarkerStyle(20);
 342   hT0T0->SetMarkerColor(kGreen+1);
 343   hT0T0->SetLineColor(kGreen+1);
 344   hT0T0->SetFillColor(kGreen+1);
 345   fHlistTimeZero->AddLast(hT0T0) ;
 346
 347    //timeZero 7
 348   TH1F* hT0best = new TH1F("hT0best", "Event timeZero estimated as T0best; t0 [ps]; events", 1000, -25000.,25000. ) ;
 349   hT0best->Sumw2() ;
 350   hT0best->SetMarkerStyle(20);
 351   hT0best->SetMarkerColor(kRed);
 352   hT0best->SetLineColor(kRed);
 353   hT0best->SetFillColor(kRed);
 354   fHlistTimeZero->AddLast(hT0best) ;
 355
 356    //TimeZero 8
 357   TH1F* hT0fillRes = new TH1F("hT0fillRes", "Resolution of fillT0; #sigma_{bestT0} [ps];events", 250, 0.,250. ) ;
 358   hT0fillRes->Sumw2() ;
 359   hT0fillRes->SetMarkerStyle(21);
 360   hT0fillRes->SetMarkerColor(kBlack);
 361   hT0fillRes->SetLineColor(kBlack);
 362   hT0fillRes->SetFillColor(kBlack);
 363   fHlistTimeZero->AddLast(hT0fillRes) ;
 364
 365   //TimeZero 9
 366   TH1F* hT0TOFRes = new TH1F("hT0TOFRes", "Resolution of timeZero from TOF; #sigma_{TOFT0} [ps];events", 250, 0.,250. ) ;
 367   hT0TOFRes->Sumw2() ;
 368   hT0TOFRes->SetLineWidth(1);
 369   hT0TOFRes->SetMarkerStyle(21);
 370   hT0TOFRes->SetMarkerColor(kBlue);
 371   hT0TOFRes->SetLineColor(kBlue);
 372   hT0TOFRes->SetFillColor(kBlue);
 373   fHlistTimeZero->AddLast(hT0TOFRes) ;
 374
 375    //TimeZero 10
 376   TH1F* hT0T0res = new TH1F("hT0T0res", "Resolution of timeZero from T0;#sigma_{T0T0}  [ps];events", 250, -0., 250. ) ;
 377   hT0T0res->Sumw2() ;
 378   hT0T0res->SetMarkerStyle(21);
 379   hT0T0res->SetMarkerColor(kGreen+1);
 380   hT0T0res->SetLineColor(kGreen+1);
 381   hT0T0res->SetFillColor(kGreen+1);
 382   fHlistTimeZero->AddLast(hT0T0res) ;
 383
 384    //TimeZero 11
 385   TH1F* hT0bestRes = new TH1F("hT0bestRes", "Resolution of bestT0; #sigma_{bestT0} [ps];events", 250, 0.,250. ) ;
 386   hT0bestRes->Sumw2() ;
 387   hT0fillRes->SetMarkerStyle(21);
 388   hT0fillRes->SetMarkerColor(kRed);
 389   hT0fillRes->SetLineColor(kRed);
 390   hT0fillRes->SetFillColor(kRed);
 391   fHlistTimeZero->AddLast(hT0bestRes) ;
 392
 393   //timeZero 12
 394   TH2F* hT0TOFvsNtrk = new TH2F("hT0TOFvsNtrk", "Event timeZero estimated by TOF vs. number of tracks in event;TOF-matching tracks; t0 [ps]", 100, 0., 100.,1000,-25000.,25000. ) ;
 395   hT0TOFvsNtrk->Sumw2() ;
 396   fHlistTimeZero->AddLast(hT0TOFvsNtrk) ;
 397
 398 //--------------------------------------------- TOF PID QA plots
 399   //PID 0
 400   TH2F* hTOFmatchedESDpVsBeta  = new TH2F("hTOFmatchedESDpVsBeta", "Matched ESDs tracks beta vs. p; p(GeV/c); beta", 500, 0.0, 5.0, 150,0., 1.5) ;
 401   fHlistPID->AddLast(hTOFmatchedESDpVsBeta);
 402
 403   //PID 1
 404   TH1F* hTOFmatchedMass= new TH1F("hTOFmatchedMass","Matched ESD tracks mass distribution - (L>0); M (GeV/c^{2}); entries", 500,0., 5. );
 405   hTOFmatchedMass->Sumw2();
 406   hTOFmatchedMass->SetLineWidth(2);
 407   hTOFmatchedMass->SetLineColor(kBlue);
 408   hTOFmatchedMass->SetLineColor(kBlue);
 409   fHlistPID->AddLast(hTOFmatchedMass);
 410
 411   //PID 2
 412   TH2F* hTOFmatchedExpTimePiVsEta = new TH2F("hTOFmatchedExpTimePiVsEta", "ESDs t_{TOF}-t_{#pi,exp} (from tracking); strip (#eta); t_{TOF}-t_{#pi,exp} [ps]",92,0,92,2000, -5000., 5000. ) ;
 413   hTOFmatchedExpTimePiVsEta->Sumw2() ;
 414   fHlistPID->AddLast(hTOFmatchedExpTimePiVsEta) ;
 415
 416   //PID 3
 417   TH1F* hTOFmatchedExpTimePi = new TH1F("hTOFmatchedExpTimePi", "ESDs t_{TOF}-t_{#pi,exp} (from tracking); t_{TOF}-t_{#pi,exp} [ps];Counts",5000, -25000., 25000. ) ;
 418   hTOFmatchedExpTimePi->Sumw2() ;
 419   hTOFmatchedExpTimePi->SetLineWidth(1);
 420   hTOFmatchedExpTimePi->SetLineColor(kRed);
 421   hTOFmatchedExpTimePi->SetMarkerStyle(20);
 422   hTOFmatchedExpTimePi->SetMarkerSize(0.8);
 423   hTOFmatchedExpTimePi->SetMarkerColor(kRed);
 424   fHlistPID->AddLast(hTOFmatchedExpTimePi) ;
 425
 426   //PID 4
 427   TH2F* hTOFmatchedExpTimePiVsP = new TH2F("hTOFmatchedExpTimePiVsP", "ESDs t_{TOF}-t_{#pi,exp} (from tracking) Vs P ; p (GeV/c);t_{TOF}-t_{#pi,exp} [ps];Counts",500, 0.,5.,1000, -25000., 25000. ) ;
 428   hTOFmatchedExpTimePiVsP->Sumw2() ;
 429   fHlistPID->AddLast(hTOFmatchedExpTimePiVsP) ;
 430
 431   //PID 5
 432   TH1F* hTOFtheoreticalExpTimePi = new TH1F("hTOFtheoreticalExpTimePi", "ESDs t_{TOF}-t_{#pi,exp} (theoretical); t_{TOF}-t_{#pi,exp} [ps];Counts", 5000, -25000., 25000. ) ;
 433   hTOFtheoreticalExpTimePi->Sumw2() ;
 434   hTOFtheoreticalExpTimePi->SetLineWidth(1);
 435   hTOFtheoreticalExpTimePi->SetLineColor(kRed);
 436   hTOFtheoreticalExpTimePi->SetMarkerStyle(24);
 437   hTOFtheoreticalExpTimePi->SetMarkerSize(0.8);
 438   hTOFtheoreticalExpTimePi->SetMarkerColor(kRed);
 439   fHlistPID->AddLast(hTOFtheoreticalExpTimePi) ;
 440
 441   //PID 6
 442   TH2F* hTOFtheoreticalExpTimePiVsP = new TH2F("hTOFtheoreticalExpTimePiVsP", "ESDs t_{TOF}-t_{#pi,exp} (theoretical) Vs P ; p (GeV/c);t_{TOF}-t_{#pi,exp} [ps];Counts",500, 0.,5.,1000, -25000., 25000. ) ;
 443   hTOFtheoreticalExpTimePiVsP->Sumw2() ;
 444   fHlistPID->AddLast(hTOFtheoreticalExpTimePiVsP) ;
 445
 446   //PID 7
 447   TH2F* hTOFExpSigmaPi = new TH2F("hTOFExpSigmaPi", "ESDs TOF n#sigma_{PID,#pi} vs p_{T}; p_{T} (GeV/c); n#sigma_{PID,#pi};Tracks", 500,0.,5.,200, -10., 10. ) ;
 448   hTOFExpSigmaPi->Sumw2() ;
 449   fHlistPID->AddLast(hTOFExpSigmaPi) ;
 450
 451   //PID 8
 452   TH1F* hTOFmatchedExpTimeKa = new TH1F("hTOFmatchedExpTimeKa", "ESDs t_{TOF}-t_{K,exp} (from tracking); t_{TOF}-t_{K,exp} [ps];Counts", 500, -5000., 5000. ) ;
 453   hTOFmatchedExpTimeKa->Sumw2() ;
 454   hTOFmatchedExpTimeKa->SetLineWidth(1);
 455   hTOFmatchedExpTimeKa->SetLineColor(kBlue);
 456   hTOFmatchedExpTimeKa->SetMarkerStyle(21);
 457   hTOFmatchedExpTimeKa->SetMarkerSize(0.8);
 458   hTOFmatchedExpTimeKa->SetMarkerColor(kBlue);
 459   fHlistPID->AddLast(hTOFmatchedExpTimeKa);
 460
 461   //PID 9
 462   TH2F* hTOFmatchedExpTimeKaVsP = new TH2F("hTOFmatchedExpTimeKaVsP", "ESDs t_{TOF}-t_{K,exp} (from tracking) Vs P ; p (GeV/c);t_{TOF}-t_{K,exp} [ps];Counts",500, 0.,5.,1000, -25000., 25000. ) ;
 463   hTOFmatchedExpTimeKaVsP->Sumw2() ;
 464   fHlistPID->AddLast(hTOFmatchedExpTimeKaVsP) ;
 465
 466   //PID 10
 467   TH1F* hTOFtheoreticalExpTimeKa = new TH1F("hTOFtheoreticalExpTimeKa", "ESDs t_{TOF}-t_{K,exp} (theoretical); t_{TOF}-t_{K,exp} [ps];Counts", 5000, -25000., 25000. ) ;
 468   hTOFtheoreticalExpTimeKa->Sumw2() ;
 469   hTOFtheoreticalExpTimeKa->SetLineWidth(1);
 470   hTOFtheoreticalExpTimeKa->SetLineColor(kBlue);
 471   hTOFtheoreticalExpTimeKa->SetMarkerStyle(24);
 472   hTOFtheoreticalExpTimeKa->SetMarkerSize(0.8);
 473   hTOFtheoreticalExpTimeKa->SetMarkerColor(kBlue);
 474   fHlistPID->AddLast(hTOFtheoreticalExpTimeKa) ;
 475
 476   //PID 11
 477   TH2F* hTOFtheoreticalExpTimeKaVsP = new TH2F("hTOFtheoreticalExpTimeKaVsP", "ESDs t_{TOF}-t_{K,exp} (theoretical) Vs P ; p (GeV/c);t_{TOF}-t_{K,exp} [ps];Counts",500, 0.,5.,1000, -25000., 25000. ) ;
 478   hTOFtheoreticalExpTimeKaVsP->Sumw2() ;
 479   fHlistPID->AddLast(hTOFtheoreticalExpTimeKaVsP) ;
 480
 481   //PID 12
 482   TH2F* hTOFExpSigmaKa = new TH2F("hTOFExpSigmaKa", "ESDs TOF n#sigma_{PID,K} vs p_{T}; p_{T} (GeV/c);n#sigma_{PID,K};Tracks", 500, 0.,5.,200, -10., 10. ) ;
 483   hTOFExpSigmaKa->Sumw2() ;
 484   fHlistPID->AddLast(hTOFExpSigmaKa) ;
 485
 486   //PID 13
 487   TH1F* hTOFmatchedExpTimePro = new TH1F("hTOFmatchedExpTimePro", "ESDs t_{TOF}-t_{p,exp} (from tracking); t_{TOF}-t_{p,exp} [ps];Counts", 500, -5000., 5000. ) ;
 488   hTOFmatchedExpTimePro->Sumw2() ;
 489   hTOFmatchedExpTimePro->SetLineWidth(1);
 490   hTOFmatchedExpTimePro->SetLineColor(kGreen+1);
 491   hTOFmatchedExpTimePro->SetMarkerStyle(22);
 492   hTOFmatchedExpTimePro->SetMarkerSize(0.8);
 493   hTOFmatchedExpTimePro->SetMarkerColor(kGreen+1);
 494   fHlistPID->AddLast(hTOFmatchedExpTimePro) ;
 495
 496    //PID 14
 497   TH2F* hTOFmatchedExpTimeProVsP = new TH2F("hTOFmatchedExpTimeProVsP", "ESDs t_{TOF}-t_{p,exp} (from tracking) Vs P ; p (GeV/c);t_{TOF}-t_{p,exp} [ps];Counts",500, 0.,5.,1000, -25000., 25000. ) ;
 498   hTOFmatchedExpTimeProVsP->Sumw2() ;
 499   fHlistPID->AddLast(hTOFmatchedExpTimeProVsP) ;
 500
 501   //PID 15
 502   TH1F* hTOFtheoreticalExpTimePro = new TH1F("hTOFtheoreticalExpTimePro", "ESDs t_{TOF}-t_{p,exp} (theoretical); t_{TOF}-t_{p,exp} [ps];Counts", 500, -5000., 5000. ) ;
 503   hTOFtheoreticalExpTimePro->Sumw2() ;
 504   hTOFtheoreticalExpTimePro->SetLineWidth(1);
 505   hTOFtheoreticalExpTimePro->SetLineColor(kGreen+1);
 506   hTOFtheoreticalExpTimePro->SetMarkerStyle(26);
 507   hTOFtheoreticalExpTimePro->SetMarkerSize(0.8);
 508   hTOFtheoreticalExpTimePro->SetMarkerColor(kGreen+1);
 509   fHlistPID->AddLast(hTOFtheoreticalExpTimePro) ;
 510
 511   //PID 16
 512   TH2F* hTOFtheoreticalExpTimeProVsP = new TH2F("hTOFtheoreticalExpTimeProVsP", "ESDs t_{TOF}-t_{p,exp} (theoretical) Vs P ; p (GeV/c);t_{TOF}-t_{p,exp} [ps];Counts",500, 0.,5.,1000, -25000., 25000. ) ;
 513   hTOFtheoreticalExpTimeProVsP->Sumw2() ;
 514   fHlistPID->AddLast(hTOFtheoreticalExpTimeProVsP) ;
 515
 516   //PID 17
 517   TH2F* hTOFExpSigmaPro = new TH2F("hTOFExpSigmaPro", "ESDs TOF n#sigma_{PID,p} vs. p_{T}; p_{T} (GeV/c); n#sigma_{PID,p};Tracks", 500, 0.,5.,200, -10., 10. ) ;
 518   hTOFExpSigmaPro->Sumw2() ;
 519   fHlistPID->AddLast(hTOFExpSigmaPro) ;
 520
 521   PostData(1, fHlist);
 522   PostData(2, fHlistTimeZero);
 523   PostData(3, fHlistPID);
 524
 525 }
 526 //________________________________________________________________________
 527 void AliAnalysisTaskTOFqa::UserExec(Option_t *)
 528 {
 529   /* Main - executed for each event.
 530     It extracts event information and track information after selecting
 531     primary tracks via standard cuts. */
 532
 533   AliESDInputHandler *esdH = dynamic_cast<AliESDInputHandler*> (AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler());
 534   if (!esdH) {
 535     Printf("ERROR: Could not get ESDInputHandler");
 536     return;
 537   } else {
 538     fESD = (AliESDEvent*) esdH->GetEvent();
 539   }
 540
 541   if (!fESD) {
 542     Printf("ERROR: fESD not available");
 543     return;
 544   }
 545
 546   /* info from T0 detector QA */
 547   for (Int_t j=0;j<3;j++){
 548     fT0[j]= (Float_t) fESD->GetT0TOF(j);//ps
 549     if (fT0[j]>90000.) fT0[j]=99999.;//fix old default values to the new one
 550   }
 551   Float_t t0cut = 90000.;
 552   //Float_t t0cut =3 * t0spread; //use this cut to check t0 used in tof response
 553   // if(t0cut < 500) t0cut = 500;
 554
 555   if(TMath::Abs(fT0[1]) < t0cut && TMath::Abs(fT0[2]) < t0cut ) {
 556     //&& TMath::Abs(fT0[2]-fT0[1]) < 500)  //add this condition to check t0 used in tof response
 557     ((TH1F*)fHlistTimeZero->At(3))->Fill((fT0[2]-fT0[1])*0.5);
 558     ((TH1F*)fHlistTimeZero->At(0))->Fill(fT0[0]);
 559   }
 560   if(TMath::Abs(fT0[1]) < t0cut){
 561     ((TH1F*)fHlistTimeZero->At(1))->Fill(fT0[1]);
 562   }
 563   if(TMath::Abs(fT0[2]) < t0cut){
 564     ((TH1F*)fHlistTimeZero->At(2))->Fill(fT0[2]);
 565   }
 566
 567   /*  event timeZero QA via AliESDpid::SetTOFResponse() */
 568   Double_t timeZero[4]={99999.,99999.,99999.,99999.};
 569   Double_t timeZeroRes[4]={99999.,99999.,99999.,99999.};
 570
 571   for (Int_t j=0;j<4;j++){
 572     fESDpid->SetTOFResponse(fESD, (AliESDpid::EStartTimeType_t) j);//(fill_t0, tof_t0, t0_t0, best_t0)
 573     timeZero[j]=fESDpid->GetTOFResponse().GetStartTime(10.); //timeZero for bin pT>10GeV/c
 574     timeZeroRes[j]=fESDpid->GetTOFResponse().GetStartTimeRes(10.); //timeZero for bin pT>10GeV/c
 575     ((TH1D*)fHlistTimeZero->At(4+j))->Fill(timeZero[j]);
 576     ((TH1D*)fHlistTimeZero->At(8+j))->Fill(timeZeroRes[j]);
 577   }
 578
 579
 580   /* loop over ESD tracks */
 581   fNTOFtracks=0;
 582   // fNPrimaryTracks=0;
 583
 584   for (Int_t iTracks = 0; iTracks < fESD->GetNumberOfTracks(); iTracks++) {
 585     AliESDtrack* track = fESD->GetTrack(iTracks);
 586     if (!track) {
 587       Printf("ERROR: Could not receive track %d", iTracks);
 588       continue;
 589     }
 590
 591     //primary tracks selection: kTPCrefit and std cuts
 592     if(!fTrackFilter->IsSelected(track)) continue;
 593     Double_t eta=track->Eta();
 594     if (TMath::Abs(eta)>0.9) continue; //cut for acceptance
 595
 596     Double_t mom=track->P();
 597     Double_t mom2 = mom*mom;
 598     Double_t length=track->GetIntegratedLength();
 599     Double_t pT = track->Pt();
 600     Double_t phi=track->Phi()*TMath::RadToDeg();
 601     track->GetIntegratedTimes(fTrkExpTimes);
 602
 603     ((TH1F*)fHlist->At(9))->Fill(mom);
 604     ((TH1F*)fHlist->At(10))->Fill(pT);
 605     if (pT>=0.5)
 606       ((TH1F*)fHlist->At(11))->Fill(eta);
 607     ((TH1F*)fHlist->At(12))->Fill(phi);
 608
 609     //matched tracks selection: kTOFout and kTIME
 610     if ((track->GetStatus() & AliESDtrack::kTOFout) &&
 611         (track->GetStatus() & AliESDtrack::kTIME)) {
 612
 613       Double_t tofTime=track->GetTOFsignal();//in ps
 614       Double_t tofTimeRaw=track->GetTOFsignalRaw();//in ps
 615       Double_t tofToT=track->GetTOFsignalToT(); //in ps
 616       Int_t channel=track->GetTOFCalChannel();
 617       Int_t volId[5]; //(sector, plate,strip,padZ,padX)
 618       AliTOFGeometry::GetVolumeIndices(channel,volId);
 619
 620       if (pT>=0.3) fNTOFtracks++; //matched counter
 621       Double_t tof= tofTime*1E-3; // ns, average T0 fill subtracted, no info from T0detector
 622       ((TH1F*)fHlist->At(1))->Fill(tof); //ns
 623       ((TH1F*)fHlist->At(2))->Fill(tofTimeRaw*1E-3); //ns
 624       ((TH1F*)fHlist->At(3))->Fill(tofToT);
 625       ((TH1F*)fHlist->At(4))->Fill(length);
 626       ((TH1F*)fHlist->At(5))->Fill(mom);
 627       ((TH1F*)fHlist->At(6))->Fill(pT);
 628       if (pT>=0.5)
 629         ((TH1F*)fHlist->At(7))->Fill(eta);
 630       ((TH1F*)fHlist->At(8))->Fill(phi);
 631       if (track->GetSign()>0)
 632         ((TH2F*)fHlist->At(13))->Fill(pT,track->GetTOFsignalDx());
 633       else ((TH2F*)fHlist->At(14))->Fill(pT,track->GetTOFsignalDx());
 634       ((TH2F*)fHlist->At(15))->Fill((Int_t)GetStripIndex(volId),track->GetTOFsignalDz());
 635
 636       //basic PID performance check
 637       Double_t c=TMath::C()*1.E-9;// m/ns
 638       Double_t mass=0.; //GeV
 639       length =length*0.01; // in meters
 640       tof=tof*c;
 641       Double_t beta= length/tof;
 642       Double_t fact= (tof/length)*(tof/length) -1.;
 643       if(fact<=0) {
 644         mass = -mom*TMath::Sqrt(-fact);
 645       }else{
 646         mass = mom*TMath::Sqrt(fact);
 647       }
 648       ((TH2F*)fHlistPID->At(0))->Fill(mom,beta);
 649       ((TH1F*) fHlistPID->At(1))->Fill(mass);
 650
 651       //PID sigmas
 652       for (Int_t specie = 0; specie < AliPID::kSPECIES; specie++){
 653         fSigmaSpecie[specie] = fESDpid->GetTOFResponse().GetExpectedSigma(mom, fTrkExpTimes[specie], AliPID::ParticleMass(specie));
 654         beta=1/TMath::Sqrt(1+AliPID::ParticleMass(specie)*AliPID::ParticleMass(specie)/(mom2));
 655         fThExpTimes[specie]=length*1.E3/(beta*c);//ps
 656       }
 657       ((TH2F*)fHlistPID->At(2))->Fill((Int_t)GetStripIndex(volId),tofTime-fTrkExpTimes[AliPID::kPion]);//ps
 658
 659       ((TH1F*)fHlistPID->At(3))->Fill(tofTime-fTrkExpTimes[AliPID::kPion]);//ps
 660       ((TH2F*)fHlistPID->At(4))->Fill(mom,(tofTime-fTrkExpTimes[AliPID::kPion]));
 661       ((TH1F*)fHlistPID->At(5))->Fill(tofTime-fThExpTimes[AliPID::kPion]);//ps
 662       ((TH2F*)fHlistPID->At(6))->Fill(mom,(tofTime-fThExpTimes[AliPID::kPion]));
 663       ((TH2F*)fHlistPID->At(7))->Fill(pT,(tofTime-fTrkExpTimes[AliPID::kPion])/fSigmaSpecie[AliPID::kPion]);
 664
 665       ((TH1F*)fHlistPID->At(8))->Fill(tofTime-fTrkExpTimes[AliPID::kKaon]);//ps
 666       ((TH2F*)fHlistPID->At(9))->Fill(mom,(tofTime-fTrkExpTimes[AliPID::kKaon]));
 667       ((TH1F*)fHlistPID->At(10))->Fill(tofTime-fThExpTimes[AliPID::kKaon]);//ps
 668       ((TH2F*)fHlistPID->At(11))->Fill(mom,(tofTime-fThExpTimes[AliPID::kKaon]));
 669       ((TH2F*)fHlistPID->At(12))->Fill(pT,(tofTime-fTrkExpTimes[AliPID::kKaon])/fSigmaSpecie[AliPID::kKaon]);
 670
 671       ((TH1F*)fHlistPID->At(13))->Fill(tofTime-fTrkExpTimes[AliPID::kProton]);//ps
 672       ((TH2F*)fHlistPID->At(14))->Fill(mom,(tofTime-fTrkExpTimes[AliPID::kProton]));
 673       ((TH1F*)fHlistPID->At(15))->Fill(tofTime-fThExpTimes[AliPID::kProton]);//ps
 674       ((TH2F*)fHlistPID->At(16))->Fill(mom,(tofTime-fThExpTimes[AliPID::kProton]));
 675       ((TH2F*)fHlistPID->At(17))->Fill(pT,(tofTime-fTrkExpTimes[AliPID::kProton])/fSigmaSpecie[AliPID::kProton]);
 676
 677     }//matched
 678   }//end loop on tracks
 679
 680   ((TH1F*)fHlist->At(0))->Fill(fNTOFtracks) ;
 681   ((TH2F*)fHlistTimeZero->At(12))->Fill(fNTOFtracks,timeZero[AliESDpid::kTOF_T0]);
 682
 683   PostData(1, fHlist);
 684   PostData(2, fHlistTimeZero);
 685   PostData(3, fHlistPID);
 686
 687
 688 }
 689
 690 //________________________________________________________________________
 691 void AliAnalysisTaskTOFqa::Terminate(Option_t *)
 692 {
 693   //check on output validity
 694   fHlist = dynamic_cast<TList*> (GetOutputData(1));
 695   if (!fHlist || !fHlistTimeZero) {
 696     Printf("ERROR: lists not available");
 697     return;
 698   }
 699
 700 }
 701
 702 //---------------------------------------------------------------
 703 Int_t AliAnalysisTaskTOFqa::GetStripIndex(const Int_t * const in)
 704 {
 705   /* return tof strip index between 0 and 91 */
 706
 707   Int_t nStripA = AliTOFGeometry::NStripA();
 708   Int_t nStripB = AliTOFGeometry::NStripB();
 709   Int_t nStripC = AliTOFGeometry::NStripC();
 710
 711   Int_t iplate = in[1];
 712   Int_t istrip = in[2];
 713
 714   Int_t stripOffset = 0;
 715   switch (iplate) {
 716   case 0:
 717     stripOffset = 0;
 718       break;
 719   case 1:
 720     stripOffset = nStripC;
 721     break;
 722   case 2:
 723     stripOffset = nStripC+nStripB;
 724     break;
 725   case 3:
 726     stripOffset = nStripC+nStripB+nStripA;
 727     break;
 728   case 4:
 729     stripOffset = nStripC+nStripB+nStripA+nStripB;
 730     break;
 731   default:
 732     stripOffset=-1;
 733     break;
 734   };
 735
 736   if (stripOffset<0 || stripOffset>92) return -1;
 737   else
 738     return (stripOffset+istrip);
 739 }
 740
 741 #endif