PWG3/vertexingHF/macros/AddTaskCFMultiVarMultiStep.C

   1 //DEFINITION OF A FEW CONSTANTS
   2 const Double_t ymin  = -2.1 ;
   3 const Double_t ymax  =  2.1 ;
   4 const Double_t cosmin = -1.05;
   5 const Double_t cosmax =  1.05;
   6 const Double_t cTmin = 0;  // micron
   7 const Double_t cTmax = 500;  // micron
   8 const Double_t dcamin = 0;  // micron
   9 const Double_t dcamax = 500;  // micron
  10 const Double_t d0min = -1000;  // micron
  11 const Double_t d0max = 1000;  // micron
  12 const Double_t d0xd0min = -100000;  // micron
  13 const Double_t d0xd0max = 100000;  // micron
  14 const Double_t phimin = 0.0;
  15 const Int_t    mintrackrefsTPC = 2 ;
  16 const Int_t    mintrackrefsITS = 3 ;
  17 const Int_t    charge  = 1 ;
  18 const Int_t    minclustersTPC = 50 ;
  19 // cuts
  20 const Double_t ptmin = 0.1;
  21 const Double_t ptmax = 9999.;
  22 const Double_t etamin = -0.9;
  23 const Double_t etamax = 0.9;
  24 const Double_t zmin = -15;
  25 const Double_t zmax = 15;
  26 //const Int_t    minITSClusters = 5;
  27
  28 //----------------------------------------------------
  29
  30 AliCFHeavyFlavourTaskMultiVarMultiStep *AddTaskCFMultiVarMultiStep(const char* cutFile = "./D0toKpiCuts.root",Bool_t isKeepD0fromB=kFALSE, Bool_t isKeepD0fromBOnly=kFALSE, Int_t pdgCode = 421, Char_t isSign = 2)
  31 {
  32         // isSign = 0 --> D0 only
  33         // isSign = 1 --> D0bar only
  34         // isSign = 2 --> D0 + D0bar
  35
  36         TString expected;
  37         if (isSign == 0 && pdgCode != 421){
  38                 AliError(Form("Error setting PDG code (%d) and sign (0 --> D0 only): they are not compatible, returning"));
  39                 return 0x0;
  40         }
  41         else if (isSign == 1 && pdgCode != -421){
  42                 AliError(Form("Error setting PDG code (%d) and sign (1 --> D0bar only): they are not compatible, returning"));
  43                 return 0x0;
  44         }
  45         else if (isSign > 2 || isSign < 0){
  46                 AliError(Form("Sign not valid (%d, possible values are 0, 1, 2), returning"));
  47                 return 0x0;
  48         }
  49
  50
  51         printf("Adding CF task using cuts from file %s\n",cutFile);
  52
  53         TFile* fileCuts = new TFile(cutFile);
  54         AliRDHFCutsD0toKpi *cutsD0toKpi = (AliRDHFCutsD0toKpi*)fileCuts->Get("D0toKpiCutsStandard");
  55
  56         // check that the fKeepD0fromB flag is set to true when the fKeepD0fromBOnly flag is true
  57         //  for now the binning is the same than for all D's
  58         if(isKeepD0fromBOnly) isKeepD0fromB = true;
  59
  60         Double_t ptmin_0_6;
  61         Double_t ptmax_0_6;
  62         Double_t ptmin_6_8;
  63         Double_t ptmax_6_8;
  64         Double_t ptmin_8_16;
  65         Double_t ptmax_8_16;
  66         Double_t ptmin_16_24;
  67         Double_t ptmax_16_24;
  68
  69         ptmin_0_6 =  0.0 ;
  70         ptmax_0_6 =  6.0 ;
  71         ptmin_6_8 =  6.0 ;
  72         ptmax_6_8 =  8.0 ;
  73         ptmin_8_16 =  8.0 ;
  74         ptmax_8_16 =  16.0 ;
  75         ptmin_16_24 =  16.0 ;
  76         ptmax_16_24 =  24.0 ;
  77
  78         //CONTAINER DEFINITION
  79         Info("AliCFHeavyFlavourTaskMultiVarMultiStep","SETUP CONTAINER");
  80         //the sensitive variables, their indices
  81         UInt_t ipt = 0;
  82         UInt_t iy  = 1;
  83         UInt_t icosThetaStar  = 2;
  84         UInt_t ipTpi  = 3;
  85         UInt_t ipTk  = 4;
  86         UInt_t icT  = 5;
  87         UInt_t idca  = 6;
  88         UInt_t id0pi  = 7;
  89         UInt_t id0K  = 8;
  90         UInt_t id0xd0  = 9;
  91         UInt_t ipointing  = 10;
  92         UInt_t iphi  = 11;
  93         UInt_t iz  = 12;
  94
  95         const Double_t phimax = 2*TMath::Pi();
  96
  97         //Setting up the container grid...
  98         UInt_t nstep = 10; //number of selection steps: MC with limited acceptance, MC, Acceptance, Vertex, Refit, Reco (no cuts), RecoAcceptance, RecoITSClusters (RecoAcceptance included), RecoPPR (RecoAcceptance+RecoITSCluster included), RecoPID
  99         const Int_t nvar   = 13 ; //number of variables on the grid:pt, y, cosThetaStar, pTpi, pTk, cT, dca, d0pi, d0K, d0xd0, cosPointingAngle, phi
 100
 101         //Setting the bins: pt, ptPi, and ptK are considered seprately because for them you can either define the binning by hand, or using the cuts file
 102
 103         //arrays for the number of bins in each dimension
 104         Int_t iBin[nvar];
 105
 106         //OPTION 1: defining the pt, ptPi, ptK bins by hand...
 107         const Int_t nbin0_0_6  = 6 ; //bins in pt from 0 to 6 GeV
 108         const Int_t nbin0_6_8  = 1 ; //bins in pt from 6 to 8 GeV
 109         const Int_t nbin0_8_16  = 2 ; //bins in pt from 8 to 16 GeV
 110         const Int_t nbin0_16_24  = 1 ; //bins in pt from 16 to 24 GeV
 111         const Int_t nbin3_0_6  = 6 ; //bins in ptPi from 0 to 6 GeV
 112         const Int_t nbin3_6_8  = 1 ; //bins in ptPi from 6 to 8 GeV
 113         const Int_t nbin3_8_16  = 2 ; //bins in ptPi from 8 to 16 GeV
 114         const Int_t nbin3_16_24  = 1 ; //bins in ptPi from 16 to 24 GeV
 115         const Int_t nbin4_0_6  = 6 ; //bins in ptK from 0 to 6 GeV
 116         const Int_t nbin4_6_8  = 1 ; //bins in ptK from 6 to 8 GeV
 117         const Int_t nbin4_8_16  = 2 ; //bins in ptK from 8 to 16 GeV
 118         const Int_t nbin4_16_24  = 1 ; //bins in ptK from 16 to 24 GeV
 119         iBin[0]=nbin0_0_6+nbin0_6_8+nbin0_8_16+nbin0_16_24;
 120         iBin[3]=nbin3_0_6+nbin3_6_8+nbin3_8_16+nbin3_16_24;
 121         iBin[4]=nbin4_0_6+nbin4_6_8+nbin4_8_16+nbin4_16_24;
 122         Double_t *binLim0=new Double_t[iBin[0]+1];
 123         Double_t *binLim3=new Double_t[iBin[3]+1];
 124         Double_t *binLim4=new Double_t[iBin[4]+1];
 125
 126         // values for bin lower bounds
 127         // pt
 128         for(Int_t i=0; i<=nbin0_0_6; i++) binLim0[i]=(Double_t)ptmin_0_6 + (ptmax_0_6-ptmin_0_6)/nbin0_0_6*(Double_t)i ;
 129         if (binLim0[nbin0_0_6] != ptmin_6_8)  {
 130                 Error("AliCFHeavyFlavourTaskMultiVarMultiStep","Calculated bin lim for pt - 1st range - differs from expected!\n");
 131         }
 132         for(Int_t i=0; i<=nbin0_6_8; i++) binLim0[i+nbin0_0_6]=(Double_t)ptmin_6_8 + (ptmax_6_8-ptmin_6_8)/nbin0_6_8*(Double_t)i ;
 133         if (binLim0[nbin0_0_6+nbin0_6_8] != ptmin_8_16)  {
 134                 Error("AliCFHeavyFlavourTaskMultiVarMultiStep","Calculated bin lim for pt - 2nd range - differs from expected!\n");
 135         }
 136         for(Int_t i=0; i<=nbin0_8_16; i++) binLim0[i+nbin0_0_6+nbin0_6_8]=(Double_t)ptmin_8_16 + (ptmax_8_16-ptmin_8_16)/nbin0_8_16*(Double_t)i ;
 137         if (binLim0[nbin0_0_6+nbin0_6_8+nbin0_8_16] != ptmin_16_24)  {
 138                 Error("AliCFHeavyFlavourTaskMultiVarMultiStep","Calculated bin lim for pt - 2nd range - differs from expected!\n");
 139         }
 140         for(Int_t i=0; i<=nbin0_16_24; i++) binLim0[i+nbin0_0_6+nbin0_6_8+nbin0_8_16]=(Double_t)ptmin_16_24 + (ptmax_16_24-ptmin_16_24)/nbin0_16_24*(Double_t)i ;
 141
 142         // ptPi
 143         for(Int_t i=0; i<=nbin3_0_6; i++) binLim3[i]=(Double_t)ptmin_0_6 + (ptmax_0_6-ptmin_0_6)/nbin3_0_6*(Double_t)i ;
 144         if (binLim3[nbin3_0_6] != ptmin_6_8)  {
 145                 Error("AliCFHeavyFlavourTaskMultiVarMultiStep","Calculated bin lim for pt - 1st range - differs from expected!\n");
 146         }
 147         for(Int_t i=0; i<=nbin3_6_8; i++) binLim3[i+nbin3_0_6]=(Double_t)ptmin_6_8 + (ptmax_6_8-ptmin_6_8)/nbin3_6_8*(Double_t)i ;
 148         if (binLim3[nbin3_0_6+nbin3_6_8] != ptmin_8_16)  {
 149                 Error("AliCFHeavyFlavourTaskMultiVarMultiStep","Calculated bin lim for pt - 2nd range - differs from expected!\n");
 150         }
 151         for(Int_t i=0; i<=nbin3_8_16; i++) binLim3[i+nbin3_0_6+nbin0_6_8]=(Double_t)ptmin_8_16 + (ptmax_8_16-ptmin_8_16)/nbin3_8_16*(Double_t)i ;
 152         if (binLim3[nbin3_0_6+nbin3_6_8+nbin3_8_16] != ptmin_16_24)  {
 153                 Error("AliCFHeavyFlavourTaskMultiVarMultiStep","Calculated bin lim for pt - 2nd range - differs from expected!\n");
 154         }
 155         for(Int_t i=0; i<=nbin3_16_24; i++) binLim3[i+nbin3_0_6+nbin3_6_8+nbin3_8_16]=(Double_t)ptmin_16_24 + (ptmax_16_24-ptmin_16_24)/nbin3_16_24*(Double_t)i ;
 156
 157         // ptKa
 158         for(Int_t i=0; i<=nbin4_0_6; i++) binLim4[i]=(Double_t)ptmin_0_6 + (ptmax_0_6-ptmin_0_6)/nbin4_0_6*(Double_t)i ;
 159         if (binLim4[nbin4_0_6] != ptmin_6_8)  {
 160                 Error("AliCFHeavyFlavourTaskMultiVarMultiStep","Calculated bin lim for pt - 1st range - differs from expected!\n");
 161         }
 162         for(Int_t i=0; i<=nbin4_6_8; i++) binLim4[i+nbin4_0_6]=(Double_t)ptmin_6_8 + (ptmax_6_8-ptmin_6_8)/nbin4_6_8*(Double_t)i ;
 163         if (binLim4[nbin4_0_6+nbin4_6_8] != ptmin_8_16)  {
 164                 Error("AliCFHeavyFlavourTaskMultiVarMultiStep","Calculated bin lim for pt - 2nd range - differs from expected!\n");
 165         }
 166         for(Int_t i=0; i<=nbin4_8_16; i++) binLim4[i+nbin4_0_6+nbin0_6_8]=(Double_t)ptmin_8_16 + (ptmax_8_16-ptmin_8_16)/nbin4_8_16*(Double_t)i ;
 167         if (binLim4[nbin4_0_6+nbin4_6_8+nbin4_8_16] != ptmin_16_24)  {
 168                 Error("AliCFHeavyFlavourTaskMultiVarMultiStep","Calculated bin lim for pt - 2nd range - differs from expected!\n");
 169         }
 170         for(Int_t i=0; i<=nbin4_16_24; i++) binLim4[i+nbin4_0_6+nbin4_6_8+nbin4_8_16]=(Double_t)ptmin_16_24 + (ptmax_16_24-ptmin_16_24)/nbin4_16_24*(Double_t)i ;
 171
 172         //OPTION 2: ...or from the cuts file
 173
 174         //const Int_t nbin0 = cutsD0toKpi->GetNPtBins(); // bins in pT
 175         //iBin[0]=nbin0;
 176         //iBin[3]=nbin0;
 177         //iBin[4]=nbin0;
 178         // values for bin lower bounds
 179         //Float_t* floatbinLim0 = cutsD0toKpi->GetPtBinLimits();
 180         //for (Int_t ibin0 = 0 ; ibin0<iBin[0]+1; ibin0++){
 181         //      binLim0[ibin0] = (Double_t)floatbinLim0[ibin0];
 182         //      binLim3[ibin0] = (Double_t)floatbinLim0[ibin0];
 183         //      binLim4[ibin0] = (Double_t)floatbinLim0[ibin0];
 184         //}
 185         //for(Int_t i=0; i<=nbin0; i++) printf("binLim0[%d]=%f\n",i,binLim0[i]);
 186
 187         //printf("pT: nbin (from cuts file) = %d\n",nbin0);
 188
 189         // defining now the binning for the other variables:
 190
 191         const Int_t nbin1  = 42 ; //bins in y
 192         const Int_t nbin2  = 42 ; //bins in cosThetaStar
 193         const Int_t nbin5  = 24 ; //bins in cT
 194         const Int_t nbin6  = 24 ; //bins in dca
 195         const Int_t nbin7  = 100 ; //bins in d0pi
 196         const Int_t nbin8  = 100 ; //bins in d0K
 197         const Int_t nbin9  = 80 ; //bins in d0xd0
 198         const Int_t nbin10  = 1050 ; //bins in cosPointingAngle
 199         const Int_t nbin11  = 20 ; //bins in Phi
 200         const Int_t nbin12  = 60 ; //bins in z vertex
 201
 202         iBin[1]=nbin1;
 203         iBin[2]=nbin2;
 204         iBin[5]=nbin5;
 205         iBin[6]=nbin6;
 206         iBin[7]=nbin7;
 207         iBin[8]=nbin8;
 208         iBin[9]=nbin9;
 209         iBin[10]=nbin10;
 210         iBin[11]=nbin11;
 211         iBin[12]=nbin12;
 212
 213         //arrays for lower bounds :
 214         Double_t *binLim1=new Double_t[iBin[1]+1];
 215         Double_t *binLim2=new Double_t[iBin[2]+1];
 216         Double_t *binLim5=new Double_t[iBin[5]+1];
 217         Double_t *binLim6=new Double_t[iBin[6]+1];
 218         Double_t *binLim7=new Double_t[iBin[7]+1];
 219         Double_t *binLim8=new Double_t[iBin[8]+1];
 220         Double_t *binLim9=new Double_t[iBin[9]+1];
 221         Double_t *binLim10=new Double_t[iBin[10]+1];
 222         Double_t *binLim11=new Double_t[iBin[11]+1];
 223         Double_t *binLim12=new Double_t[iBin[12]+1];
 224
 225         // y
 226         for(Int_t i=0; i<=nbin1; i++) binLim1[i]=(Double_t)ymin  + (ymax-ymin)  /nbin1*(Double_t)i ;
 227
 228         // cosThetaStar
 229         for(Int_t i=0; i<=nbin2; i++) binLim2[i]=(Double_t)cosmin  + (cosmax-cosmin)  /nbin2*(Double_t)i ;
 230
 231         // cT
 232         for(Int_t i=0; i<=nbin5; i++) binLim5[i]=(Double_t)cTmin  + (cTmax-cTmin)  /nbin5*(Double_t)i ;
 233
 234         // dca
 235         for(Int_t i=0; i<=nbin6; i++) binLim6[i]=(Double_t)dcamin  + (dcamax-dcamin)  /nbin6*(Double_t)i ;
 236
 237         // d0pi
 238         for(Int_t i=0; i<=nbin7; i++) binLim7[i]=(Double_t)d0min  + (d0max-d0min)  /nbin7*(Double_t)i ;
 239
 240         // d0K
 241         for(Int_t i=0; i<=nbin8; i++) binLim8[i]=(Double_t)d0min  + (d0max-d0min)  /nbin8*(Double_t)i ;
 242
 243         // d0xd0
 244         for(Int_t i=0; i<=nbin9; i++) binLim9[i]=(Double_t)d0xd0min  + (d0xd0max-d0xd0min)  /nbin9*(Double_t)i ;
 245
 246         // cosPointingAngle
 247         for(Int_t i=0; i<=nbin10; i++) binLim10[i]=(Double_t)cosmin  + (cosmax-cosmin)  /nbin10*(Double_t)i ;
 248
 249         // Phi
 250         for(Int_t i=0; i<=nbin11; i++) binLim11[i]=(Double_t)phimin  + (phimax-phimin)  /nbin11*(Double_t)i ;
 251
 252         // z Primary Vertex
 253         for(Int_t i=0; i<=nbin12; i++) {
 254                 binLim12[i]=(Double_t)zmin  + (zmax-zmin)  /nbin12*(Double_t)i ;
 255                 //              Info("AliCFHeavyFlavourTaskMultiVarMultiStep",Form("i-th bin, lower limit = %f", binLim12[i]));
 256         }
 257
 258         //one "container" for MC
 259         TString nameContainer="";
 260         if(!isKeepD0fromB) {
 261           nameContainer="CFHFccontainer0";
 262         }
 263         else if(isKeepD0fromBOnly){
 264           nameContainer="CFHFccontainer0D0fromB";
 265         }
 266         else  {
 267           nameContainer="CFHFccontainer0allD0";
 268
 269         }
 270
 271         AliCFContainer* container = new AliCFContainer(nameContainer,"container for tracks",nstep,nvar,iBin);
 272         //setting the bin limits
 273         printf("pt\n");
 274         container -> SetBinLimits(ipt,binLim0);
 275         printf("y\n");
 276         container -> SetBinLimits(iy,binLim1);
 277         printf("cts\n");
 278         container -> SetBinLimits(icosThetaStar,binLim2);
 279         printf("ptPi\n");
 280         container -> SetBinLimits(ipTpi,binLim3);
 281         printf("ptK\n");
 282         container -> SetBinLimits(ipTk,binLim4);
 283         printf("cT\n");
 284         container -> SetBinLimits(icT,binLim5);
 285         printf("dca\n");
 286         container -> SetBinLimits(idca,binLim6);
 287         printf("d0Pi\n");
 288         container -> SetBinLimits(id0pi,binLim7);
 289         printf("d0K\n");
 290         container -> SetBinLimits(id0K,binLim8);
 291         printf("d0xd0\n");
 292         container -> SetBinLimits(id0xd0,binLim9);
 293         printf("pointing\n");
 294         container -> SetBinLimits(ipointing,binLim10);
 295         printf("phi\n");
 296         container -> SetBinLimits(iphi,binLim11);
 297         printf("z\n");
 298         container -> SetBinLimits(iz,binLim12);
 299
 300         container -> SetStepTitle(0, "MCLimAcc");
 301         container -> SetStepTitle(1, "MC");
 302         container -> SetStepTitle(2, "MCAcc");
 303         container -> SetStepTitle(3, "RecoVertex");
 304         container -> SetStepTitle(4, "RecoRefit");
 305         container -> SetStepTitle(5, "Reco");
 306         container -> SetStepTitle(6, "RecoAcc");
 307         container -> SetStepTitle(7, "RecoITSCluster");
 308         container -> SetStepTitle(8, "RecoCuts");
 309         container -> SetStepTitle(9, "RecoPID");
 310
 311         container -> SetVarTitle(ipt,"pt");
 312         container -> SetVarTitle(iy,"y");
 313         container -> SetVarTitle(icosThetaStar, "cosThetaStar");
 314         container -> SetVarTitle(ipTpi, "ptpi");
 315         container -> SetVarTitle(ipTk, "ptK");
 316         container -> SetVarTitle(icT, "ct");
 317         container -> SetVarTitle(idca, "dca");
 318         container -> SetVarTitle(id0pi, "d0pi");
 319         container -> SetVarTitle(id0K, "d0K");
 320         container -> SetVarTitle(id0xd0, "d0xd0");
 321         container -> SetVarTitle(ipointing, "piointing");
 322         container -> SetVarTitle(iphi, "phi");
 323         container -> SetVarTitle(iz, "z");
 324
 325
 326         //CREATE THE  CUTS -----------------------------------------------
 327
 328         // Gen-Level kinematic cuts
 329         AliCFTrackKineCuts *mcKineCuts = new AliCFTrackKineCuts("mcKineCuts","MC-level kinematic cuts");
 330
 331         //Particle-Level cuts:
 332         AliCFParticleGenCuts* mcGenCuts = new AliCFParticleGenCuts("mcGenCuts","MC particle generation cuts");
 333         Bool_t useAbsolute = kTRUE;
 334         if (isSign != 2){
 335                 useAbsolute = kFALSE;
 336         }
 337         mcGenCuts->SetRequirePdgCode(pdgCode, useAbsolute);  // kTRUE set in order to include particle AND antiparticle
 338         mcGenCuts->SetAODMC(1); //special flag for reading MC in AOD tree (important)
 339
 340         // Acceptance cuts:
 341         AliCFAcceptanceCuts* accCuts = new AliCFAcceptanceCuts("accCuts", "Acceptance cuts");
 342         AliCFTrackKineCuts *kineAccCuts = new AliCFTrackKineCuts("kineAccCuts","Kine-Acceptance cuts");
 343         kineAccCuts->SetPtRange(ptmin,ptmax);
 344         kineAccCuts->SetEtaRange(etamin,etamax);
 345
 346         // Rec-Level kinematic cuts
 347         AliCFTrackKineCuts *recKineCuts = new AliCFTrackKineCuts("recKineCuts","rec-level kine cuts");
 348
 349         AliCFTrackQualityCuts *recQualityCuts = new AliCFTrackQualityCuts("recQualityCuts","rec-level quality cuts");
 350
 351         AliCFTrackIsPrimaryCuts *recIsPrimaryCuts = new AliCFTrackIsPrimaryCuts("recIsPrimaryCuts","rec-level isPrimary cuts");
 352
 353         printf("CREATE MC KINE CUTS\n");
 354         TObjArray* mcList = new TObjArray(0) ;
 355         mcList->AddLast(mcKineCuts);
 356         mcList->AddLast(mcGenCuts);
 357
 358         printf("CREATE ACCEPTANCE CUTS\n");
 359         TObjArray* accList = new TObjArray(0) ;
 360         accList->AddLast(kineAccCuts);
 361
 362         printf("CREATE RECONSTRUCTION CUTS\n");
 363         TObjArray* recList = new TObjArray(0) ;   // not used!!
 364         recList->AddLast(recKineCuts);
 365         recList->AddLast(recQualityCuts);
 366         recList->AddLast(recIsPrimaryCuts);
 367
 368         TObjArray* emptyList = new TObjArray(0);
 369
 370         //CREATE THE INTERFACE TO CORRECTION FRAMEWORK USED IN THE TASK
 371         printf("CREATE INTERFACE AND CUTS\n");
 372         AliCFManager* man = new AliCFManager() ;
 373         AliLog::SetClassDebugLevel("AliCFManager",AliLog::kError);
 374         man->SetParticleContainer     (container);
 375         man->SetParticleCutsList(0 , mcList); // MC, Limited Acceptance
 376         man->SetParticleCutsList(1 , mcList); // MC
 377         man->SetParticleCutsList(2 , accList); // Acceptance
 378         man->SetParticleCutsList(3 , emptyList); // Vertex
 379         man->SetParticleCutsList(4 , emptyList); // Refit
 380         man->SetParticleCutsList(5 , emptyList); // AOD
 381         man->SetParticleCutsList(6 , emptyList); // AOD in Acceptance
 382         man->SetParticleCutsList(7 , emptyList); // AOD with required n. of ITS clusters
 383         man->SetParticleCutsList(8 , emptyList); // AOD Reco (PPR cuts implemented in Task)
 384         man->SetParticleCutsList(9 , emptyList); // AOD Reco PID
 385
 386         // Get the pointer to the existing analysis manager via the static access method.
 387         //==============================================================================
 388         AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager();
 389         if (!mgr) {
 390           ::Error("AddTaskCompareHF", "No analysis manager to connect to.");
 391           return NULL;
 392         }
 393         //CREATE THE TASK
 394         printf("CREATE TASK\n");
 395         // create the task
 396         AliCFHeavyFlavourTaskMultiVarMultiStep *task = new AliCFHeavyFlavourTaskMultiVarMultiStep("AliCFHeavyFlavourTaskMultiVarMultiStep",cutsD0toKpi);
 397         task->SetFillFromGenerated(kFALSE);
 398         task->SetCFManager(man); //here is set the CF manager
 399         task->SetKeepD0fromB(isKeepD0fromB);
 400         task->SetKeepD0fromBOnly(isKeepD0fromBOnly);
 401         task->SetUseWeight(kFALSE);  // set to true if you want to filled a weight CF
 402         task->SetSign(isSign);
 403
 404         Printf("***************** CONTAINER SETTINGS *****************");
 405         Printf("FillFromGenerated = %d",(Int_t)task->GetFillFromGenerated());
 406         Printf("keepD0fromB = %d",(Int_t)task->GetKeepD0fromB());
 407         Printf("keepD0fromBOnly = %d",(Int_t)task->GetKeepD0fromBOnly());
 408         Printf("UseWeight = %d",(Int_t)task->GetUseWeight());
 409         Printf("Sign = %d",(Int_t)task->GetSign());
 410         Printf("***************END CONTAINER SETTINGS *****************\n");
 411
 412         //-----------------------------------------------------------//
 413         //   create correlation matrix for unfolding - only eta-pt   //
 414         //-----------------------------------------------------------//
 415
 416         Bool_t AcceptanceUnf = kTRUE; // unfold at acceptance level, otherwise PPR
 417
 418         Int_t thnDim[4];
 419
 420         //first half  : reconstructed
 421         //second half : MC
 422
 423         thnDim[0] = iBin[0];
 424         thnDim[2] = iBin[0];
 425         thnDim[1] = iBin[1];
 426         thnDim[3] = iBin[1];
 427
 428         TString nameCorr="";
 429         if(!isKeepD0fromB) {
 430           nameCorr="CFHFcorr0";
 431         }
 432         else if(isKeepD0fromBOnly){
 433           nameCorr= "CFHFcorr0KeepD0fromBOnly";
 434         }
 435         else  {
 436           nameCorr="CFHFcorr0allD0";
 437
 438         }
 439
 440         THnSparseD* correlation = new THnSparseD(nameCorr,"THnSparse with correlations",4,thnDim);
 441         Double_t** binEdges = new Double_t[2];
 442
 443         // set bin limits
 444
 445         binEdges[0]= binLim0;
 446         binEdges[1]= binLim1;
 447
 448         correlation->SetBinEdges(0,binEdges[0]);
 449         correlation->SetBinEdges(2,binEdges[0]);
 450
 451         correlation->SetBinEdges(1,binEdges[1]);
 452         correlation->SetBinEdges(3,binEdges[1]);
 453
 454         correlation->Sumw2();
 455
 456         // correlation matrix ready
 457         //------------------------------------------------//
 458
 459         task->SetCorrelationMatrix(correlation); // correlation matrix for unfolding
 460
 461         // Create and connect containers for input/output
 462
 463         // ------ input data ------
 464         AliAnalysisDataContainer *cinput0  = mgr->GetCommonInputContainer();
 465
 466         // ----- output data -----
 467
 468         TString outputfile = AliAnalysisManager::GetCommonFileName();
 469         TString output1name="", output2name="", output3name="", output4name="";
 470         output2name=nameContainer;
 471         output3name=nameCorr;
 472         if(!isKeepD0fromB) {
 473           outputfile += ":PWG3_D2H_CFtaskD0toKpi";
 474           output1name="CFHFchist0";
 475         }
 476         else if(isKeepD0fromBOnly){
 477           outputfile += ":PWG3_D2H_CFtaskD0toKpiKeepD0fromBOnly";
 478           output1name="CFHFchist0D0fromB";
 479         }
 480         else  {
 481           outputfile += ":PWG3_D2H_CFtaskD0toKpiKeepD0fromB";
 482           output1name="CFHFchist0allD0";
 483
 484         }
 485         output4name="Cuts";
 486
 487         //now comes user's output objects :
 488         // output TH1I for event counting
 489         AliAnalysisDataContainer *coutput1 = mgr->CreateContainer(output1name, TH1I::Class(),AliAnalysisManager::kOutputContainer,outputfile.Data());
 490         // output Correction Framework Container (for acceptance & efficiency calculations)
 491         AliAnalysisDataContainer *coutput2 = mgr->CreateContainer(output2name, AliCFContainer::Class(),AliAnalysisManager::kOutputContainer,outputfile.Data());
 492         // Unfolding - correlation matrix
 493         AliAnalysisDataContainer *coutput3 = mgr->CreateContainer(output3name, THnSparseD::Class(),AliAnalysisManager::kOutputContainer,outputfile.Data());
 494         AliAnalysisDataContainer *coutput4 = mgr->CreateContainer(output4name, AliRDHFCutsD0toKpi::Class(),AliAnalysisManager::kOutputContainer,outputfile.Data());
 495
 496         mgr->AddTask(task);
 497
 498         mgr->ConnectInput(task,0,mgr->GetCommonInputContainer());
 499         mgr->ConnectOutput(task,1,coutput1);
 500         mgr->ConnectOutput(task,2,coutput2);
 501         mgr->ConnectOutput(task,3,coutput3);
 502         mgr->ConnectOutput(task,4,coutput4);
 503         return task;
 504 }
 505