1 //DEFINITION OF A FEW CONSTANTS
2 const Double_t ymin = -2.1 ;
3 const Double_t ymax = 2.1 ;
4 // const Double_t ptmin_0_4 = 0.0 ;
5 // const Double_t ptmax_0_4 = 4.0 ;
6 // const Double_t ptmin_4_8 = 4.0 ;
7 // const Double_t ptmax_4_8 = 8.0 ;
8 // const Double_t ptmin_8_10 = 8.0 ;
9 // const Double_t ptmax_8_10 = 10.0 ;
10 const Double_t cosmin = -1.05;
11 const Double_t cosmax = 1.05;
12 const Double_t cTmin = 0; // micron
13 const Double_t cTmax = 500; // micron
14 const Double_t dcamin = 0; // micron
15 const Double_t dcamax = 500; // micron
16 const Double_t d0min = -1000; // micron
17 const Double_t d0max = 1000; // micron
18 const Double_t d0xd0min = -100000; // micron
19 const Double_t d0xd0max = 100000; // micron
20 const Double_t phimin = 0.0;
21 //const Double_t phimax = 2Pi; // defined in the macro!!!!!!!!!!!!!!
22 const Int_t mintrackrefsTPC = 2 ;
23 const Int_t mintrackrefsITS = 3 ;
24 const Int_t charge = 1 ;
25 const Int_t PDG = 421;
26 const Int_t minclustersTPC = 50 ;
28 const Double_t ptmin = 0.1;
29 const Double_t ptmax = 9999.;
30 const Double_t etamin = -0.9;
31 const Double_t etamax = 0.9;
32 const Double_t zmin = -15;
33 const Double_t zmax = 15;
34 const Int_t minITSClusters = 5;
36 //----------------------------------------------------
38 AliCFHeavyFlavourTaskMultiVarMultiStep *AddTaskCFMultiVarMultiStep(const char* cutFile = "./D0toKpiCuts.root",Bool_t isKeepD0fromB=kFALSE, Bool_t isKeepD0fromBOnly=kFALSE)
40 printf("Adding CF task using cuts from file %s\n",cutFile);
42 TFile* fileCuts = new TFile(cutFile);
43 AliRDHFCutsD0toKpi *cutsD0toKpi = (AliRDHFCutsD0toKpi*)fileCuts->Get("D0toKpiCuts");
45 // check that the fKeepD0fromB flag is set to true when the fKeepD0fromBOnly flag is true
46 // for now the binning is the same than for all D's
47 if(isKeepD0fromBOnly) isKeepD0fromB = true;
74 //CONTAINER DEFINITION
75 Info("AliCFHeavyFlavourTaskMultiVarMultiStep","SETUP CONTAINER");
76 //the sensitive variables, their indices
79 UInt_t icosThetaStar = 2;
87 UInt_t ipointing = 10;
91 const Double_t phimax = 2*TMath::Pi();
93 //Setting up the container grid...
94 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
95 const Int_t nvar = 13 ; //number of variables on the grid:pt, y, cosThetaStar, pTpi, pTk, cT, dca, d0pi, d0K, d0xd0, cosPointingAngle, phi
96 // const Int_t nbin0_0_4 = 8 ; //bins in pt from 0 to 4 GeV
97 // const Int_t nbin0_4_8 = 4 ; //bins in pt from 4 to 8 GeV
98 // const Int_t nbin0_8_10 = 1 ; //bins in pt from 8 to 10 GeV
105 nbin0_0_4 = 8 ; //bins in pt from 0 to 4 GeV
106 nbin0_4_8 = 4 ; //bins in pt from 4 to 8 GeV
107 nbin0_8_10 = 1 ; //bins in pt from 8 to 10 GeV
109 nbin0_0_4 = 3 ; //bins in pt from 0 to 3 GeV
110 nbin0_4_8 = 1 ; //bins in pt from 3 to 5 GeV
111 nbin0_8_10 = 1 ; //bins in pt from 5 to 10 GeV
114 const Int_t nbin0 = cutsD0toKpi->GetNPtBins(); // bins in pT
115 printf("pT: nbin (from cuts file) = %d\n",nbin0);
116 const Int_t nbin1 = 42 ; //bins in y
117 const Int_t nbin2 = 42 ; //bins in cosThetaStar
118 const Int_t nbin3_0_4 = 8 ; //bins in ptPi from 0 to 4 GeV
119 const Int_t nbin3_4_8 = 4 ; //bins in ptPi from 4 to 8 GeV
120 const Int_t nbin3_8_10 = 1 ; //bins in ptPi from 8 to 10 GeV
121 const Int_t nbin4_0_4 = 8 ; //bins in ptKa from 0 to 4 GeV
122 const Int_t nbin4_4_8 = 4 ; //bins in ptKa from 4 to 8 GeV
123 const Int_t nbin4_8_10 = 1 ; //bins in ptKa from 8 to 10 GeV
124 const Int_t nbin5 = 24 ; //bins in cT
125 const Int_t nbin6 = 24 ; //bins in dca
126 const Int_t nbin7 = 100 ; //bins in d0pi
127 const Int_t nbin8 = 100 ; //bins in d0K
128 const Int_t nbin9 = 80 ; //bins in d0xd0
129 const Int_t nbin10 = 1050 ; //bins in cosPointingAngle
130 const Int_t nbin11 = 20 ; //bins in Phi
131 const Int_t nbin12 = 60 ; //bins in z vertex
133 //arrays for the number of bins in each dimension
135 //iBin[0]=nbin0_0_4+nbin0_4_8+nbin0_8_10;
139 // iBin[3]=nbin3_0_4+nbin3_4_8+nbin3_8_10;
140 //iBin[4]=nbin4_0_4+nbin4_4_8+nbin4_8_10;
152 //arrays for lower bounds :
153 Double_t *binLim0=new Double_t[iBin[0]+1];
154 Double_t *binLim1=new Double_t[iBin[1]+1];
155 Double_t *binLim2=new Double_t[iBin[2]+1];
156 Double_t *binLim3=new Double_t[iBin[3]+1];
157 Double_t *binLim4=new Double_t[iBin[4]+1];
158 Double_t *binLim5=new Double_t[iBin[5]+1];
159 Double_t *binLim6=new Double_t[iBin[6]+1];
160 Double_t *binLim7=new Double_t[iBin[7]+1];
161 Double_t *binLim8=new Double_t[iBin[8]+1];
162 Double_t *binLim9=new Double_t[iBin[9]+1];
163 Double_t *binLim10=new Double_t[iBin[10]+1];
164 Double_t *binLim11=new Double_t[iBin[11]+1];
165 Double_t *binLim12=new Double_t[iBin[12]+1];
169 if (ptmax_0_4 != ptmin_4_8) {
170 Error("AliCFHeavyFlavourTaskMultiVarMultiStep","max lim 1st range != min lim 2nd range, please check!");
172 if (ptmax_4_8 != ptmin_8_10) {
173 Error("AliCFHeavyFlavourTaskMultiVarMultiStep","max lim 2nd range != min lim 3rd range, please check!");
176 // values for bin lower bounds
178 Float_t* floatbinLim0 = cutsD0toKpi->GetPtBinLimits();
179 for (Int_t ibin0 = 0 ; ibin0<iBin[0]+1; ibin0++){
180 binLim0[ibin0] = (Double_t)floatbinLim0[ibin0];
181 binLim3[ibin0] = (Double_t)floatbinLim0[ibin0];
182 binLim4[ibin0] = (Double_t)floatbinLim0[ibin0];
184 for(Int_t i=0; i<=nbin0; i++) printf("binLim0[%d]=%f\n",i,binLim0[i]);
187 for(Int_t i=0; i<=nbin0_0_4; i++) binLim0[i]=(Double_t)ptmin_0_4 + (ptmax_0_4-ptmin_0_4)/nbin0_0_4*(Double_t)i ;
188 if (binLim0[nbin0_0_4] != ptmin_4_8) {
189 Error("AliCFHeavyFlavourTaskMultiVarMultiStep","Calculated bin lim for pt - 1st range - differs from expected!\n");
191 for(Int_t i=0; i<=nbin0_4_8; i++) binLim0[i+nbin0_0_4]=(Double_t)ptmin_4_8 + (ptmax_4_8-ptmin_4_8)/nbin0_4_8*(Double_t)i ;
192 if (binLim0[nbin0_0_4+nbin0_4_8] != ptmin_8_10) {
193 Error("AliCFHeavyFlavourTaskMultiVarMultiStep","Calculated bin lim for pt - 2nd range - differs from expected!\n");
195 for(Int_t i=0; i<=nbin0_8_10; i++) binLim0[i+nbin0_0_4+nbin0_4_8]=(Double_t)ptmin_8_10 + (ptmax_8_10-ptmin_8_10)/nbin0_8_10*(Double_t)i ;
199 for(Int_t i=0; i<=nbin1; i++) binLim1[i]=(Double_t)ymin + (ymax-ymin) /nbin1*(Double_t)i ;
202 for(Int_t i=0; i<=nbin2; i++) binLim2[i]=(Double_t)cosmin + (cosmax-cosmin) /nbin2*(Double_t)i ;
206 for(Int_t i=0; i<=nbin3_0_4; i++) binLim3[i]=(Double_t)ptmin_0_4 + (ptmax_0_4-ptmin_0_4)/nbin3_0_4*(Double_t)i ;
207 if (binLim3[nbin3_0_4] != ptmin_4_8) {
208 Error("AliCFHeavyFlavourTaskMultiVarMultiStep","Calculated bin lim for ptPi - 1st range - differs from expected!");
210 for(Int_t i=0; i<=nbin3_4_8; i++) binLim3[i+nbin3_0_4]=(Double_t)ptmin_4_8 + (ptmax_4_8-ptmin_4_8)/nbin3_4_8*(Double_t)i ;
211 if (binLim3[nbin3_0_4+nbin3_4_8] != ptmin_8_10) {
212 Error("AliCFHeavyFlavourTaskMultiVarMultiStep","Calculated bin lim for ptPi - 2nd range - differs from expected!\n");
214 for(Int_t i=0; i<=nbin3_8_10; i++) binLim3[i+nbin3_0_4+nbin3_4_8]=(Double_t)ptmin_8_10 + (ptmax_8_10-ptmin_8_10)/nbin3_8_10*(Double_t)i ;
217 for(Int_t i=0; i<=nbin4_0_4; i++) binLim4[i]=(Double_t)ptmin_0_4 + (ptmax_0_4-ptmin_0_4)/nbin4_0_4*(Double_t)i ;
218 if (binLim4[nbin4_0_4] != ptmin_4_8) {
219 Error("AliCFHeavyFlavourTaskMultiVarMultiStep","Calculated bin lim for ptKa - 1st range - differs from expected!");
221 for(Int_t i=0; i<=nbin4_4_8; i++) binLim4[i+nbin4_0_4]=(Double_t)ptmin_4_8 + (ptmax_4_8-ptmin_4_8)/nbin4_4_8*(Double_t)i ;
222 if (binLim4[nbin4_0_4+nbin4_4_8] != ptmin_8_10) {
223 Error("AliCFHeavyFlavourTaskMultiVarMultiStep","Calculated bin lim for ptKa - 2nd range - differs from expected!\n");
225 for(Int_t i=0; i<=nbin4_8_10; i++) binLim4[i+nbin4_0_4+nbin4_4_8]=(Double_t)ptmin_8_10 + (ptmax_8_10-ptmin_8_10)/nbin4_8_10*(Double_t)i ;
228 for(Int_t i=0; i<=nbin5; i++) binLim5[i]=(Double_t)cTmin + (cTmax-cTmin) /nbin5*(Double_t)i ;
231 for(Int_t i=0; i<=nbin6; i++) binLim6[i]=(Double_t)dcamin + (dcamax-dcamin) /nbin6*(Double_t)i ;
234 for(Int_t i=0; i<=nbin7; i++) binLim7[i]=(Double_t)d0min + (d0max-d0min) /nbin7*(Double_t)i ;
237 for(Int_t i=0; i<=nbin8; i++) binLim8[i]=(Double_t)d0min + (d0max-d0min) /nbin8*(Double_t)i ;
240 for(Int_t i=0; i<=nbin9; i++) binLim9[i]=(Double_t)d0xd0min + (d0xd0max-d0xd0min) /nbin9*(Double_t)i ;
243 for(Int_t i=0; i<=nbin10; i++) binLim10[i]=(Double_t)cosmin + (cosmax-cosmin) /nbin10*(Double_t)i ;
246 for(Int_t i=0; i<=nbin11; i++) binLim11[i]=(Double_t)phimin + (phimax-phimin) /nbin11*(Double_t)i ;
249 for(Int_t i=0; i<=nbin12; i++) {
250 binLim12[i]=(Double_t)zmin + (zmax-zmin) /nbin12*(Double_t)i ;
251 // Info("AliCFHeavyFlavourTaskMultiVarMultiStep",Form("i-th bin, lower limit = %f", binLim12[i]));
254 // debugging printings
255 //Info("AliCFHeavyFlavourTaskMultiVarMultiStep","Printing lower limits for bins in pt");
256 //for (Int_t i =0; i<= iBin[0]; i++){
257 // Info("AliCFHeavyFlavourTaskMultiVarMultiStep",Form("i-th bin, lower limit = %f", binLim0[i]));
259 //Info("Printing lower limits for bins in ptPi");
260 //for (Int_t i =0; i<= iBin[3]; i++){
261 // Info("AliCFHeavyFlavourTaskMultiVarMultiStep",Form("i-th bin, lower limit = %f", binLim3[i]));
263 //Info("Printing lower limits for bins in ptKa");
264 //for (Int_t i =0; i<= iBin[4]; i++){
265 // Info("AliCFHeavyFlavourTaskMultiVarMultiStep",Form("i-th bin, lower limit = %f", binLim4[i]));
268 //one "container" for MC
269 TString nameContainer="";
271 nameContainer="CFHFccontainer0";
273 else if(isKeepD0fromBOnly){
274 nameContainer="CFHFccontainer0D0fromB";
277 nameContainer="CFHFccontainer0allD0";
281 AliCFContainer* container = new AliCFContainer(nameContainer,"container for tracks",nstep,nvar,iBin);
282 //setting the bin limits
284 container -> SetBinLimits(ipt,binLim0);
286 container -> SetBinLimits(iy,binLim1);
288 container -> SetBinLimits(icosThetaStar,binLim2);
290 container -> SetBinLimits(ipTpi,binLim3);
292 container -> SetBinLimits(ipTk,binLim4);
294 container -> SetBinLimits(icT,binLim5);
296 container -> SetBinLimits(idca,binLim6);
298 container -> SetBinLimits(id0pi,binLim7);
300 container -> SetBinLimits(id0K,binLim8);
302 container -> SetBinLimits(id0xd0,binLim9);
303 printf("pointing\n");
304 container -> SetBinLimits(ipointing,binLim10);
306 container -> SetBinLimits(iphi,binLim11);
308 container -> SetBinLimits(iz,binLim12);
310 container -> SetStepTitle(0, "MCLimAcc");
311 container -> SetStepTitle(1, "MC");
312 container -> SetStepTitle(2, "MCAcc");
313 container -> SetStepTitle(3, "RecoVertex");
314 container -> SetStepTitle(4, "RecoRefit");
315 container -> SetStepTitle(5, "Reco");
316 container -> SetStepTitle(6, "RecoAcc");
317 container -> SetStepTitle(7, "RecoITSCluster");
318 container -> SetStepTitle(8, "RecoCuts");
319 container -> SetStepTitle(9, "RecoPID");
321 container -> SetVarTitle(ipt,"pt");
322 container -> SetVarTitle(iy,"y");
323 container -> SetVarTitle(icosThetaStar, "cosThetaStar");
324 container -> SetVarTitle(ipTpi, "ptpi");
325 container -> SetVarTitle(ipTk, "ptK");
326 container -> SetVarTitle(icT, "ct");
327 container -> SetVarTitle(idca, "dca");
328 container -> SetVarTitle(id0pi, "d0pi");
329 container -> SetVarTitle(id0K, "d0K");
330 container -> SetVarTitle(id0xd0, "d0xd0");
331 container -> SetVarTitle(ipointing, "piointing");
332 container -> SetVarTitle(iphi, "phi");
333 container -> SetVarTitle(iz, "z");
336 //CREATE THE CUTS -----------------------------------------------
338 // Gen-Level kinematic cuts
339 AliCFTrackKineCuts *mcKineCuts = new AliCFTrackKineCuts("mcKineCuts","MC-level kinematic cuts");
341 //Particle-Level cuts:
342 AliCFParticleGenCuts* mcGenCuts = new AliCFParticleGenCuts("mcGenCuts","MC particle generation cuts");
343 mcGenCuts->SetRequirePdgCode(PDG, kTRUE); // kTRUE set in order to include D0_bar
344 mcGenCuts->SetAODMC(1); //special flag for reading MC in AOD tree (important)
347 AliCFAcceptanceCuts* accCuts = new AliCFAcceptanceCuts("accCuts", "Acceptance cuts");
348 AliCFTrackKineCuts *kineAccCuts = new AliCFTrackKineCuts("kineAccCuts","Kine-Acceptance cuts");
349 kineAccCuts->SetPtRange(ptmin,ptmax);
350 kineAccCuts->SetEtaRange(etamin,etamax);
352 // Rec-Level kinematic cuts
353 AliCFTrackKineCuts *recKineCuts = new AliCFTrackKineCuts("recKineCuts","rec-level kine cuts");
355 AliCFTrackQualityCuts *recQualityCuts = new AliCFTrackQualityCuts("recQualityCuts","rec-level quality cuts");
357 AliCFTrackIsPrimaryCuts *recIsPrimaryCuts = new AliCFTrackIsPrimaryCuts("recIsPrimaryCuts","rec-level isPrimary cuts");
359 printf("CREATE MC KINE CUTS\n");
360 TObjArray* mcList = new TObjArray(0) ;
361 mcList->AddLast(mcKineCuts);
362 mcList->AddLast(mcGenCuts);
364 printf("CREATE ACCEPTANCE CUTS\n");
365 TObjArray* accList = new TObjArray(0) ;
366 accList->AddLast(kineAccCuts);
368 printf("CREATE RECONSTRUCTION CUTS\n");
369 TObjArray* recList = new TObjArray(0) ; // not used!!
370 recList->AddLast(recKineCuts);
371 recList->AddLast(recQualityCuts);
372 recList->AddLast(recIsPrimaryCuts);
374 TObjArray* emptyList = new TObjArray(0);
376 //CREATE THE INTERFACE TO CORRECTION FRAMEWORK USED IN THE TASK
377 printf("CREATE INTERFACE AND CUTS\n");
378 AliCFManager* man = new AliCFManager() ;
379 man->SetParticleContainer (container);
380 man->SetParticleCutsList(0 , mcList); // MC, Limited Acceptance
381 man->SetParticleCutsList(1 , mcList); // MC
382 man->SetParticleCutsList(2 , accList); // Acceptance
383 man->SetParticleCutsList(3 , emptyList); // Vertex
384 man->SetParticleCutsList(4 , emptyList); // Refit
385 man->SetParticleCutsList(5 , emptyList); // AOD
386 man->SetParticleCutsList(6 , emptyList); // AOD in Acceptance
387 man->SetParticleCutsList(7 , emptyList); // AOD with required n. of ITS clusters
388 man->SetParticleCutsList(8 , emptyList); // AOD Reco (PPR cuts implemented in Task)
389 man->SetParticleCutsList(9 , emptyList); // AOD Reco PID
391 // Get the pointer to the existing analysis manager via the static access method.
392 //==============================================================================
393 AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager();
395 ::Error("AddTaskCompareHF", "No analysis manager to connect to.");
399 printf("CREATE TASK\n");
401 AliCFHeavyFlavourTaskMultiVarMultiStep *task = new AliCFHeavyFlavourTaskMultiVarMultiStep("AliCFHeavyFlavourTaskMultiVarMultiStep",cutsD0toKpi);
402 task->SetFillFromGenerated(kFALSE);
403 task->SetMinITSClusters(minITSClusters);
404 task->SetCFManager(man); //here is set the CF manager
405 task->SetKeepD0fromB(isKeepD0fromB);
406 task->SetKeepD0fromBOnly(isKeepD0fromBOnly);
408 //-----------------------------------------------------------//
409 // create correlation matrix for unfolding - only eta-pt //
410 //-----------------------------------------------------------//
412 Bool_t AcceptanceUnf = kTRUE; // unfold at acceptance level, otherwise PPR
416 //first half : reconstructed
426 nameCorr="CFHFcorr0";
428 else if(isKeepD0fromBOnly){
429 nameCorr= "CFHFcorr0KeepD0fromBOnly";
432 nameCorr="CFHFcorr0allD0";
436 THnSparseD* correlation = new THnSparseD(nameCorr,"THnSparse with correlations",4,thnDim);
437 Double_t** binEdges = new Double_t[2];
441 binEdges[0]= binLim0;
442 binEdges[1]= binLim1;
444 correlation->SetBinEdges(0,binEdges[0]);
445 correlation->SetBinEdges(2,binEdges[0]);
447 correlation->SetBinEdges(1,binEdges[1]);
448 correlation->SetBinEdges(3,binEdges[1]);
450 correlation->Sumw2();
452 // correlation matrix ready
453 //------------------------------------------------//
455 task->SetCorrelationMatrix(correlation); // correlation matrix for unfolding
457 // Create and connect containers for input/output
459 // ------ input data ------
460 AliAnalysisDataContainer *cinput0 = mgr->GetCommonInputContainer();
462 // ----- output data -----
464 TString outputfile = AliAnalysisManager::GetCommonFileName();
465 TString output1name="", output2name="", output3name="";
466 output2name=nameContainer;
467 output3name=nameCorr;
469 outputfile += ":PWG3_D2H_CFtaskD0toKpi";
470 output1name="CFHFchist0";
472 else if(isKeepD0fromBOnly){
473 outputfile += ":PWG3_D2H_CFtaskD0toKpiKeepD0fromBOnly";
474 output1name="CFHFchist0D0fromB";
477 outputfile += ":PWG3_D2H_CFtaskD0toKpiKeepD0fromB";
478 output1name="CFHFchist0allD0";
482 //now comes user's output objects :
483 // output TH1I for event counting
484 AliAnalysisDataContainer *coutput1 = mgr->CreateContainer(output1name, TH1I::Class(),AliAnalysisManager::kOutputContainer,outputfile.Data());
485 // output Correction Framework Container (for acceptance & efficiency calculations)
486 AliAnalysisDataContainer *coutput2 = mgr->CreateContainer(output2name, AliCFContainer::Class(),AliAnalysisManager::kOutputContainer,outputfile.Data());
487 // Unfolding - correlation matrix
488 AliAnalysisDataContainer *coutput3 = mgr->CreateContainer(output3name, THnSparseD::Class(),AliAnalysisManager::kOutputContainer,outputfile.Data());
492 mgr->ConnectInput(task,0,mgr->GetCommonInputContainer());
493 mgr->ConnectOutput(task,1,coutput1);
494 mgr->ConnectOutput(task,2,coutput2);
495 mgr->ConnectOutput(task,3,coutput3);