1 /**************************************************************************
\r
2 * Copyright(c) 1998-2008, ALICE Experiment at CERN, All rights reserved. *
\r
4 * Author: The ALICE Off-line Project. *
\r
5 * Contributors are mentioned in the code where appropriate. *
\r
7 * Permission to use, copy, modify and distribute this software and its *
\r
8 * documentation strictly for non-commercial purposes is hereby granted *
\r
9 * without fee, provided that the above copyright notice appears in all *
\r
10 * copies and that both the copyright notice and this permission notice *
\r
11 * appear in the supporting documentation. The authors make no claims *
\r
12 * about the suitability of this software for any purpose. It is *
\r
13 * provided "as is" without express or implied warranty. *
\r
14 **************************************************************************/
\r
16 //*****************************************************
\r
17 // Class AliCentralitySelectionTask
\r
18 // Class to analyze determine centrality
\r
19 // author: Alberica Toia
\r
20 //*****************************************************
\r
22 #include "AliCentralitySelectionTask.h"
\r
28 #include <TProfile.h>
\r
30 #include <TObjString.h>
\r
31 #include <TString.h>
\r
32 #include <TCanvas.h>
\r
34 #include <TDirectory.h>
\r
35 #include <TSystem.h>
\r
38 #include "AliAnalysisManager.h"
\r
39 #include "AliVEvent.h"
\r
41 #include "AliESDEvent.h"
\r
42 #include "AliESDHeader.h"
\r
43 #include "AliESDInputHandler.h"
\r
44 #include "AliESDZDC.h"
\r
45 #include "AliESDFMD.h"
\r
46 #include "AliESDVZERO.h"
\r
47 #include "AliCentrality.h"
\r
48 #include "AliESDtrackCuts.h"
\r
49 #include "AliMultiplicity.h"
\r
50 #include "AliAODHandler.h"
\r
51 #include "AliAODEvent.h"
\r
52 #include "AliESDVertex.h"
\r
53 #include "AliAODVertex.h"
\r
54 #include "AliAODMCHeader.h"
\r
55 #include "AliMCEvent.h"
\r
56 #include "AliMCEventHandler.h"
\r
57 #include "AliMCParticle.h"
\r
58 #include "AliStack.h"
\r
59 #include "AliHeader.h"
\r
60 #include "AliAODMCParticle.h"
\r
61 #include "AliAnalysisTaskSE.h"
\r
62 #include "AliGenEventHeader.h"
\r
63 #include "AliGenHijingEventHeader.h"
\r
64 #include "AliPhysicsSelectionTask.h"
\r
65 #include "AliPhysicsSelection.h"
\r
66 #include "AliBackgroundSelection.h"
\r
67 #include "AliESDUtils.h"
\r
69 ClassImp(AliCentralitySelectionTask)
\r
72 //________________________________________________________________________
\r
73 AliCentralitySelectionTask::AliCentralitySelectionTask():
\r
74 AliAnalysisTaskSE(),
\r
76 fAnalysisInput("ESD"),
\r
108 fHOutCentV0MvsFMD(0),
\r
109 fHOutCentTKLvsV0M(0),
\r
110 fHOutCentZEMvsZDC(0),
\r
118 fHOutMultV0MvsZDC(0),
\r
119 fHOutMultZEMvsZDC(0),
\r
120 fHOutMultV0MvsCL1(0),
\r
121 fHOutMultV0MvsTRK(0),
\r
122 fHOutMultTRKvsCL1(0)
\r
124 // Default constructor
\r
125 AliInfo("Centrality Selection enabled.");
\r
128 //________________________________________________________________________
\r
129 AliCentralitySelectionTask::AliCentralitySelectionTask(const char *name):
\r
130 AliAnalysisTaskSE(name),
\r
132 fAnalysisInput("ESD"),
\r
133 fIsMCInput(kFALSE),
\r
164 fHOutCentV0MvsFMD(0),
\r
165 fHOutCentTKLvsV0M(0),
\r
166 fHOutCentZEMvsZDC(0),
\r
174 fHOutMultV0MvsZDC(0),
\r
175 fHOutMultZEMvsZDC(0),
\r
176 fHOutMultV0MvsCL1(0),
\r
177 fHOutMultV0MvsTRK(0),
\r
178 fHOutMultTRKvsCL1(0)
\r
180 // Default constructor
\r
181 AliInfo("Centrality Selection enabled.");
\r
182 DefineOutput(1, TList::Class());
\r
185 //________________________________________________________________________
\r
186 AliCentralitySelectionTask& AliCentralitySelectionTask::operator=(const AliCentralitySelectionTask& c)
\r
188 // Assignment operator
\r
190 AliAnalysisTaskSE::operator=(c);
\r
195 //________________________________________________________________________
\r
196 AliCentralitySelectionTask::AliCentralitySelectionTask(const AliCentralitySelectionTask& ana):
\r
197 AliAnalysisTaskSE(ana),
\r
198 fDebug(ana.fDebug),
\r
199 fAnalysisInput(ana.fDebug),
\r
200 fIsMCInput(ana.fIsMCInput),
\r
202 fFile2(ana.fFile2),
\r
203 fCurrentRun(ana.fCurrentRun),
\r
204 fRunNo(ana.fRunNo),
\r
205 fTrackCuts(ana.fTrackCuts),
\r
206 fCentV0M(ana.fCentV0M),
\r
207 fCentFMD(ana.fCentFMD),
\r
208 fCentTRK(ana.fCentTRK),
\r
209 fCentTKL(ana.fCentTKL),
\r
210 fCentCL0(ana.fCentCL0),
\r
211 fCentCL1(ana.fCentCL1),
\r
212 fCentV0MvsFMD(ana.fCentV0MvsFMD),
\r
213 fCentTKLvsV0M(ana.fCentTKLvsV0M),
\r
214 fCentZEMvsZDC(ana.fCentZEMvsZDC),
\r
215 fHtempV0M(ana.fHtempV0M),
\r
216 fHtempFMD(ana.fHtempFMD),
\r
217 fHtempTRK(ana.fHtempTRK),
\r
218 fHtempTKL(ana.fHtempTKL),
\r
219 fHtempCL0(ana.fHtempCL0),
\r
220 fHtempCL1(ana.fHtempCL1),
\r
221 fHtempV0MvsFMD(ana.fHtempV0MvsFMD),
\r
222 fHtempTKLvsV0M(ana.fHtempTKLvsV0M),
\r
223 fHtempZEMvsZDC(ana.fHtempZEMvsZDC),
\r
224 fOutputList(ana.fOutputList),
\r
225 fHOutCentV0M (ana.fHOutCentV0M ),
\r
226 fHOutCentFMD (ana.fHOutCentFMD ),
\r
227 fHOutCentTRK (ana.fHOutCentTRK ),
\r
228 fHOutCentTKL (ana.fHOutCentTKL ),
\r
229 fHOutCentCL0 (ana.fHOutCentCL0 ),
\r
230 fHOutCentCL1 (ana.fHOutCentCL1 ),
\r
231 fHOutCentV0MvsFMD(ana.fHOutCentV0MvsFMD),
\r
232 fHOutCentTKLvsV0M(ana.fHOutCentTKLvsV0M),
\r
233 fHOutCentZEMvsZDC(ana.fHOutCentZEMvsZDC),
\r
234 fHOutMultV0M(ana.fHOutMultV0M),
\r
235 fHOutMultV0R(ana.fHOutMultV0R),
\r
236 fHOutMultFMD(ana.fHOutMultFMD),
\r
237 fHOutMultTRK(ana.fHOutMultTRK),
\r
238 fHOutMultTKL(ana.fHOutMultTKL),
\r
239 fHOutMultCL0(ana.fHOutMultCL0),
\r
240 fHOutMultCL1(ana.fHOutMultCL1),
\r
241 fHOutMultV0MvsZDC(ana.fHOutMultV0MvsZDC),
\r
242 fHOutMultZEMvsZDC(ana.fHOutMultZEMvsZDC),
\r
243 fHOutMultV0MvsCL1(ana.fHOutMultV0MvsCL1),
\r
244 fHOutMultV0MvsTRK(ana.fHOutMultV0MvsTRK),
\r
245 fHOutMultTRKvsCL1(ana.fHOutMultTRKvsCL1)
\r
247 // Copy Constructor
\r
250 //________________________________________________________________________
\r
251 AliCentralitySelectionTask::~AliCentralitySelectionTask()
\r
254 if (fOutputList && !AliAnalysisManager::GetAnalysisManager()->IsProofMode()) delete fOutputList;
\r
255 if (fTrackCuts) delete fTrackCuts;
\r
258 //________________________________________________________________________
\r
259 void AliCentralitySelectionTask::UserCreateOutputObjects()
\r
261 // Create the output containers
\r
262 if(fDebug>1) printf("AnalysisCentralitySelectionTask::UserCreateOutputObjects() \n");
\r
263 AliLog::SetClassDebugLevel("AliCentralitySelectionTask", AliLog::kInfo);
\r
265 fOutputList = new TList();
\r
266 fOutputList->SetOwner();
\r
267 fHOutCentV0M = new TH1F("fHOutCentV0M","fHOutCentV0M; Centrality V0",101,-0.5,100.5);
\r
268 fHOutCentFMD = new TH1F("fHOutCentFMD","fHOutCentFMD; Centrality FMD",101,-0.5,100.5);
\r
269 fHOutCentTRK = new TH1F("fHOutCentTRK","fHOutCentTRK; Centrality TPC",101,-0.5,100.5);
\r
270 fHOutCentTKL = new TH1F("fHOutCentTKL","fHOutCentTKL; Centrality tracklets",101,-0.5,100.5);
\r
271 fHOutCentCL0 = new TH1F("fHOutCentCL0","fHOutCentCL0; Centrality SPD inner",101,-0.5,100.5);
\r
272 fHOutCentCL1 = new TH1F("fHOutCentCL1","fHOutCentCL1; Centrality SPD outer",101,-0.5,100.5);
\r
273 fHOutCentV0MvsFMD= new TH1F("fHOutCentV0MvsFMD","fHOutCentV0MvsFMD; Centrality V0 vs FMD",101,-0.5,100.5);
\r
274 fHOutCentTKLvsV0M= new TH1F("fHOutCentTKLvsV0M","fHOutCentTKLvsV0M; Centrality tracklets vs V0",101,-0.5,100.5);
\r
275 fHOutCentZEMvsZDC= new TH1F("fHOutCentZEMvsZDC","fHOutCentZEMvsZDC; Centrality ZEM vs ZDC",101,-0.5,100.5);
\r
277 fHOutMultV0M = new TH1F("fHOutMultV0M","fHOutMultV0M; Multiplicity V0",25000,0,25000);
\r
278 fHOutMultV0R = new TH1F("fHOutMultV0R","fHOutMultV0R; Multiplicity V0",25000,0,25000);
\r
279 fHOutMultFMD = new TH1F("fHOutMultFMD","fHOutMultFMD; Multiplicity FMD",24000,0,24000);
\r
280 fHOutMultTRK = new TH1F("fHOutMultTRK","fHOutMultTRK; Multiplicity TPC",4000,0,4000);
\r
281 fHOutMultTKL = new TH1F("fHOutMultTKL","fHOutMultTKL; Multiplicity tracklets",5000,0,5000);
\r
282 fHOutMultCL0 = new TH1F("fHOutMultCL0","fHOutMultCL0; Multiplicity SPD inner",7000,0,7000);
\r
283 fHOutMultCL1 = new TH1F("fHOutMultCL1","fHOutMultCL1; Multiplicity SPD outer",7000,0,7000);
\r
284 fHOutMultV0MvsZDC = new TH2F("fHOutMultV0MvsZDC","fHOutMultV0MvsZDC; Multiplicity V0; Energy ZDC",500,0,25000,500,0,6000);
\r
285 fHOutMultZEMvsZDC = new TH2F("fHOutMultZEMvsZDC","fHOutMultZEMvsZDC; Energy ZEM; Energy ZDC",500,0,2500,500,0,6000);
\r
286 fHOutMultV0MvsCL1 = new TH2F("fHOutMultV0MvsCL1","fHOutMultV0MvsCL1; Multiplicity V0; Multiplicity SPD outer",2500,0,25000,700,0,7000);
\r
287 fHOutMultV0MvsTRK = new TH2F("fHOutMultV0MvsTRK","fHOutMultV0MvsTRK; Multiplicity V0; Multiplicity TPC",2500,0,25000,400,0,4000);
\r
288 fHOutMultTRKvsCL1 = new TH2F("fHOutMultTRKvsCL1","fHOutMultTRKvsCL1; Multiplicity TPC; Multiplicity SPD outer",400,0,4000,700,0,7000);
\r
290 fOutputList->Add( fHOutCentV0M );
\r
291 fOutputList->Add( fHOutCentFMD );
\r
292 fOutputList->Add( fHOutCentTRK );
\r
293 fOutputList->Add( fHOutCentTKL );
\r
294 fOutputList->Add( fHOutCentCL0 );
\r
295 fOutputList->Add( fHOutCentCL1 );
\r
296 fOutputList->Add( fHOutCentV0MvsFMD);
\r
297 fOutputList->Add( fHOutCentTKLvsV0M);
\r
298 fOutputList->Add( fHOutCentZEMvsZDC);
\r
299 fOutputList->Add( fHOutMultV0M);
\r
300 fOutputList->Add( fHOutMultV0R);
\r
301 fOutputList->Add( fHOutMultFMD);
\r
302 fOutputList->Add( fHOutMultTRK);
\r
303 fOutputList->Add( fHOutMultTKL);
\r
304 fOutputList->Add( fHOutMultCL0);
\r
305 fOutputList->Add( fHOutMultCL1);
\r
306 fOutputList->Add( fHOutMultV0MvsZDC);
\r
307 fOutputList->Add( fHOutMultZEMvsZDC);
\r
308 fOutputList->Add( fHOutMultV0MvsCL1);
\r
309 fOutputList->Add( fHOutMultV0MvsTRK);
\r
310 fOutputList->Add( fHOutMultTRKvsCL1);
\r
313 fTrackCuts = AliESDtrackCuts::GetStandardTPCOnlyTrackCuts();
\r
315 PostData(1, fOutputList);
\r
318 //________________________________________________________________________
\r
319 void AliCentralitySelectionTask::UserExec(Option_t */*option*/)
\r
321 // Execute analysis for current event:
\r
322 if(fDebug>1) printf(" **** AliCentralitySelectionTask::UserExec() \n");
\r
324 Float_t zncEnergy = 0.; // ZNC Energy
\r
325 Float_t zpcEnergy = 0.; // ZPC Energy
\r
326 Float_t znaEnergy = 0.; // ZNA Energy
\r
327 Float_t zpaEnergy = 0.; // ZPA Energy
\r
328 Float_t zem1Energy = 0.; // ZEM1 Energy
\r
329 Float_t zem2Energy = 0.; // ZEM2 Energy
\r
331 Int_t nTracks = 0; // no. tracks
\r
332 Int_t nTracklets = 0; // no. tracklets
\r
333 Int_t nClusters[6] = {0}; // no. clusters on 6 ITS layers
\r
334 Int_t nChips[2]; // no. chips on 2 SPD layers
\r
335 Float_t spdCorr =0; // corrected spd2 multiplicity
\r
337 Float_t multV0A = 0; // multiplicity from V0 reco side A
\r
338 Float_t multV0C = 0; // multiplicity from V0 reco side C
\r
339 Float_t multFMDA = 0; // multiplicity from FMD on detector A
\r
340 Float_t multFMDC = 0; // multiplicity from FMD on detector C
\r
342 Short_t v0Corr = 0; // corrected V0 multiplicity
\r
343 Short_t v0CorrResc = 0; // corrected and rescaled V0 multiplicity
\r
345 Float_t zvtx =0; // z-vertex SPD
\r
347 AliCentrality *esdCent = 0;
\r
349 if(fAnalysisInput.CompareTo("ESD")==0){
\r
351 AliVEvent* event = InputEvent();
\r
352 AliESDEvent* esd = dynamic_cast<AliESDEvent*>(event);
\r
354 AliError("No ESD Event");
\r
359 if (SetupRun(esd)<0)
\r
360 AliFatal("Centrality File not available for this run");
\r
363 esdCent = esd->GetCentrality();
\r
366 AliESDVZERO* esdV0 = esd->GetVZEROData();
\r
367 multV0A=esdV0->GetMTotV0A();
\r
368 multV0C=esdV0->GetMTotV0C();
\r
371 v0Corr = (Short_t)AliESDUtils::GetCorrV0(esd,v0CorrR);
\r
372 v0CorrResc = (Short_t)v0CorrR;
\r
374 // ***** Vertex Info
\r
375 const AliESDVertex* vtxESD = esd->GetPrimaryVertexSPD();
\r
376 zvtx = vtxESD->GetZ();
\r
378 // ***** CB info (tracklets, clusters, chips)
\r
379 //nTracks = event->GetNumberOfTracks();
\r
380 nTracks = fTrackCuts ? (Short_t)fTrackCuts->GetReferenceMultiplicity(esd,kTRUE):-1;
\r
382 const AliMultiplicity *mult = esd->GetMultiplicity();
\r
384 nTracklets = mult->GetNumberOfTracklets();
\r
386 for(Int_t ilay=0; ilay<6; ilay++){
\r
387 nClusters[ilay] = mult->GetNumberOfITSClusters(ilay);
\r
390 for(Int_t ilay=0; ilay<2; ilay++){
\r
391 nChips[ilay] = mult->GetNumberOfFiredChips(ilay);
\r
394 spdCorr = AliESDUtils::GetCorrSPD2(nClusters[1],zvtx);
\r
397 AliESDFMD *fmd = esd->GetFMDData();
\r
398 Float_t totalMultA = 0;
\r
399 Float_t totalMultC = 0;
\r
400 const Float_t fFMDLowCut = 0.4;
\r
402 for(UShort_t det=1;det<=3;det++) {
\r
403 Int_t nRings = (det==1 ? 1 : 2);
\r
404 for (UShort_t ir = 0; ir < nRings; ir++) {
\r
405 Char_t ring = (ir == 0 ? 'I' : 'O');
\r
406 UShort_t nsec = (ir == 0 ? 20 : 40);
\r
407 UShort_t nstr = (ir == 0 ? 512 : 256);
\r
408 for(UShort_t sec =0; sec < nsec; sec++) {
\r
409 for(UShort_t strip = 0; strip < nstr; strip++) {
\r
411 Float_t FMDmult = fmd->Multiplicity(det,ring,sec,strip);
\r
412 if(FMDmult == 0 || FMDmult == AliESDFMD::kInvalidMult) continue;
\r
414 Float_t nParticles=0;
\r
416 if(FMDmult > fFMDLowCut) {
\r
420 if (det<3) totalMultA = totalMultA + nParticles;
\r
421 else totalMultC = totalMultC + nParticles;
\r
427 multFMDA = totalMultA;
\r
428 multFMDC = totalMultC;
\r
431 AliESDZDC *esdZDC = esd->GetESDZDC();
\r
432 zncEnergy = (Float_t) (esdZDC->GetZDCN1Energy())/8.;
\r
433 zpcEnergy = (Float_t) (esdZDC->GetZDCP1Energy())/8.;
\r
434 znaEnergy = (Float_t) (esdZDC->GetZDCN2Energy())/8.;
\r
435 zpaEnergy = (Float_t) (esdZDC->GetZDCP2Energy())/8.;
\r
436 zem1Energy = (Float_t) (esdZDC->GetZDCEMEnergy(0))/8.;
\r
437 zem2Energy = (Float_t) (esdZDC->GetZDCEMEnergy(1))/8.;
\r
440 else if(fAnalysisInput.CompareTo("AOD")==0){
\r
441 //AliAODEvent *aod = dynamic_cast<AliAODEvent*> (InputEvent());
\r
442 // to be implemented
\r
443 printf(" AOD analysis not yet implemented!!!\n\n");
\r
447 // ***** Centrality Selection
\r
448 if(fHtempV0M) fCentV0M = fHtempV0M->GetBinContent(fHtempV0M->FindBin((v0Corr)));
\r
449 /// else printf(" Centrality by V0 not available!!!\n\n");
\r
450 if(fHtempFMD) fCentFMD = fHtempFMD->GetBinContent(fHtempFMD->FindBin((multFMDA+multFMDC)));
\r
451 // else printf(" Centrality by FMD not available!!!\n\n");
\r
452 if(fHtempTRK) fCentTRK = fHtempTRK->GetBinContent(fHtempTRK->FindBin(nTracks));
\r
453 // else printf(" Centrality by TRK not available!!!\n\n");
\r
454 if(fHtempTKL) fCentTKL = fHtempTKL->GetBinContent(fHtempTKL->FindBin(nTracklets));
\r
455 // else printf(" Centrality by TKL not available!!!\n\n");
\r
456 if(fHtempCL0) fCentCL0 = fHtempCL0->GetBinContent(fHtempCL0->FindBin(nClusters[0]));
\r
457 // else printf(" Centrality by CL0 not available!!!\n\n");
\r
458 if(fHtempCL1) fCentCL1 = fHtempCL1->GetBinContent(fHtempCL1->FindBin(spdCorr));
\r
459 /// else printf(" Centrality by CL1 not available!!!\n\n");
\r
461 if(fHtempV0MvsFMD) fCentV0MvsFMD = fHtempV0MvsFMD->GetBinContent(fHtempV0MvsFMD->FindBin((multV0A+multV0C)));
\r
462 // else printf(" Centrality by V0 vs FMD not available!!!\n\n");
\r
463 if(fHtempTKLvsV0M) fCentTKLvsV0M = fHtempTKLvsV0M->GetBinContent(fHtempTKLvsV0M->FindBin(nTracklets));
\r
464 // else printf(" Centrality by V0 vs TKL not available!!!\n\n");
\r
465 if(fHtempZEMvsZDC) fCentZEMvsZDC = fHtempZEMvsZDC->GetBinContent(fHtempZEMvsZDC->FindBin((zem1Energy+zem2Energy)/1000.));
\r
466 // else printf(" Centrality by ZEM vs ZDC not available!!!\n\n");
\r
468 esdCent->SetCentralityV0M(fCentV0M);
\r
469 esdCent->SetCentralityFMD(fCentFMD);
\r
470 esdCent->SetCentralityTRK(fCentTRK);
\r
471 esdCent->SetCentralityTKL(fCentTKL);
\r
472 esdCent->SetCentralityCL0(fCentCL0);
\r
473 esdCent->SetCentralityCL1(fCentCL1);
\r
474 esdCent->SetCentralityV0MvsFMD(fCentV0MvsFMD);
\r
475 esdCent->SetCentralityTKLvsV0M(fCentTKLvsV0M);
\r
476 esdCent->SetCentralityZEMvsZDC(fCentZEMvsZDC);
\r
479 fHOutCentV0M->Fill(fCentV0M);
\r
480 fHOutCentFMD->Fill(fCentFMD);
\r
481 fHOutCentTRK->Fill(fCentTRK);
\r
482 fHOutCentTKL->Fill(fCentTKL);
\r
483 fHOutCentCL0->Fill(fCentCL0);
\r
484 fHOutCentCL1->Fill(fCentCL1);
\r
485 fHOutCentV0MvsFMD->Fill(fCentV0MvsFMD);
\r
486 fHOutCentTKLvsV0M->Fill(fCentTKLvsV0M);
\r
487 fHOutCentZEMvsZDC->Fill(fCentZEMvsZDC);
\r
488 fHOutMultV0M->Fill(v0Corr);
\r
489 fHOutMultV0R->Fill(multV0A+multV0C);
\r
490 fHOutMultFMD->Fill((multFMDA+multFMDC));
\r
491 fHOutMultTRK->Fill(nTracks);
\r
492 fHOutMultTKL->Fill(nTracklets);
\r
493 fHOutMultCL0->Fill(nClusters[0]);
\r
494 fHOutMultCL1->Fill(spdCorr);
\r
495 fHOutMultV0MvsZDC->Fill(v0Corr,(zncEnergy+znaEnergy+zpcEnergy+zpaEnergy));
\r
496 fHOutMultZEMvsZDC->Fill((zem1Energy+zem2Energy),(zncEnergy+znaEnergy+zpcEnergy+zpaEnergy));
\r
497 fHOutMultV0MvsCL1->Fill(v0Corr,spdCorr);
\r
498 fHOutMultV0MvsTRK->Fill(v0Corr,nTracks);
\r
499 fHOutMultTRKvsCL1->Fill(nTracks,spdCorr);
\r
501 PostData(1, fOutputList);
\r
504 //________________________________________________________________________
\r
505 void AliCentralitySelectionTask::ReadCentralityHistos(TString fCentfilename)
\r
507 // Read centrality histograms
\r
508 TDirectory *owd = gDirectory;
\r
509 // Check if the file is present
\r
510 TString path = gSystem->ExpandPathName(fCentfilename.Data());
\r
511 if (gSystem->AccessPathName(path)) {
\r
512 AliError(Form("File %s does not exist", path.Data()));
\r
515 fFile = TFile::Open(fCentfilename);
\r
517 fHtempV0M = (TH1F*) (fFile->Get("hmultV0_percentile"));
\r
518 fHtempFMD = (TH1F*) (fFile->Get("hmultFMD_percentile"));
\r
519 fHtempTRK = (TH1F*) (fFile->Get("hNtracks_percentile"));
\r
520 fHtempTKL = (TH1F*) (fFile->Get("hNtracklets_percentile"));
\r
521 fHtempCL0 = (TH1F*) (fFile->Get("hNclusters0_percentile"));
\r
522 fHtempCL1 = (TH1F*) (fFile->Get("hNclusters1_percentile"));
\r
526 //________________________________________________________________________
\r
527 void AliCentralitySelectionTask::ReadCentralityHistos2(TString fCentfilename2)
\r
529 // Read centrality histograms
\r
530 TDirectory *owd = gDirectory;
\r
531 TString path = gSystem->ExpandPathName(fCentfilename2.Data());
\r
532 if (gSystem->AccessPathName(path)) {
\r
533 AliError(Form("File %s does not exist", path.Data()));
\r
536 fFile2 = TFile::Open(fCentfilename2);
\r
538 fHtempV0MvsFMD = (TH1F*) (fFile2->Get("hmultV0vsmultFMD_all_percentile"));
\r
539 fHtempTKLvsV0M = (TH1F*) (fFile2->Get("hNtrackletsvsmultV0_all_percentile"));
\r
540 fHtempZEMvsZDC = (TH1F*) (fFile2->Get("hEzemvsEzdc_all_percentile"));
\r
544 //________________________________________________________________________
\r
545 void AliCentralitySelectionTask::Terminate(Option_t */*option*/)
\r
547 // Terminate analysis
\r
548 if (fFile && fFile->IsOpen())
\r
550 if (fFile2 && fFile2->IsOpen())
\r
553 //________________________________________________________________________
\r
554 Int_t AliCentralitySelectionTask::SetupRun(AliESDEvent* esd)
\r
556 // Setup files for run
\r
561 // check if something to be done
\r
562 if (fCurrentRun == esd->GetRunNumber())
\r
565 fCurrentRun = esd->GetRunNumber();
\r
567 AliInfo(Form("Setup Centrality Selection for run %d\n",fCurrentRun));
\r
569 // CHANGE HERE FOR RUN RANGES
\r
570 if ( fCurrentRun <= 137165 ) fRunNo = 137161;
\r
571 else fRunNo = 137366;
\r
572 // CHANGE HERE FOR RUN RANGES
\r
574 TString fileName(Form("%s/COMMON/CENTRALITY/data/AliCentralityBy1D_%d.root", AliAnalysisManager::GetOADBPath(), fRunNo));
\r
575 TString fileName2(Form("%s/COMMON/CENTRALITY/data/AliCentralityByFunction_%d.root", AliAnalysisManager::GetOADBPath(), fRunNo));
\r
577 AliInfo(Form("Centrality Selection for run %d is initialized with %s", fCurrentRun, fileName.Data()));
\r
578 ReadCentralityHistos(fileName.Data());
\r
579 ReadCentralityHistos2(fileName2.Data());
\r
580 if (!fFile && !fFile2) {
\r
581 AliFatal(Form("Run %d not known to centrality selection!", fCurrentRun));
\r