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- Added special multiplicity estimator for pp
[u/mrichter/AliRoot.git] / PWGJE / UserTasks / AliAnalysisTaskJetAntenna.cxx
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e59c88bd 1// ******************************************
2// This task computes several jet observables like
3// the fraction of energy in inner and outer coronnas,
4// jet-track correlations,triggered jet shapes and
5// correlation strength distribution of particles inside jets.
6// Author: lcunquei@cern.ch
7// *******************************************
8
9
10/**************************************************************************
11 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
12 * *
13 * Author: The ALICE Off-line Project. *
14 * Contributors are mentioned in the code where appropriate. *
15 * *
16 * Permission to use, copy, modify and distribute this software and its *
17 * documentation strictly for non-commercial purposes is hereby granted *
18 * without fee, provided that the above copyright notice appears in all *
19 * copies and that both the copyright notice and this permission notice *
20 * appear in the supporting documentation. The authors make no claims *
21 * about the suitability of this software for any purpose. It is *
22 * provided "as is" without express or implied warranty. *
23 **************************************************************************/
24
25
26#include "TChain.h"
27#include "TTree.h"
28#include "TMath.h"
29#include "TH1F.h"
30#include "TH2F.h"
31#include "TH3F.h"
32#include "THnSparse.h"
33#include "TMatrixD.h"
34#include "TMatrixDSym.h"
35#include "TMatrixDSymEigen.h"
36#include "TCanvas.h"
37#include "TRandom3.h"
38#include "AliLog.h"
39
40#include "AliAnalysisTask.h"
41#include "AliAnalysisManager.h"
42
43#include "AliVEvent.h"
44#include "AliESDEvent.h"
45#include "AliESDInputHandler.h"
46#include "AliCentrality.h"
47#include "AliAnalysisHelperJetTasks.h"
48#include "AliInputEventHandler.h"
49#include "AliAODJetEventBackground.h"
50#include "AliAODMCParticle.h"
51#include "AliAnalysisTaskFastEmbedding.h"
52#include "AliAODEvent.h"
53#include "AliAODHandler.h"
54#include "AliAODJet.h"
55
56#include "AliAnalysisTaskJetAntenna.h"
57
58using std::cout;
59using std::endl;
60
61ClassImp(AliAnalysisTaskJetAntenna)
62
63AliAnalysisTaskJetAntenna::AliAnalysisTaskJetAntenna() :
64AliAnalysisTaskSE(),
65fESD(0x0),
66fAODIn(0x0),
67fAODOut(0x0),
68fAODExtension(0x0),
69fBackgroundBranch(""),
70fNonStdFile(""),
71fIsPbPb(kTRUE),
72fOfflineTrgMask(AliVEvent::kAny),
73fMinContribVtx(1),
74fVtxZMin(-10.),
75fVtxZMax(10.),
76fEvtClassMin(0),
77fEvtClassMax(4),
78fFilterMask(0),
79fFilterMaskBestPt(0),
80fFilterType(0),
81fCentMin(0.),
82fCentMax(100.),
83fNInputTracksMin(0),
84fNInputTracksMax(-1),
85fRequireITSRefit(0),
86fApplySharedClusterCut(0),
87fTrackTypeRec(kTrackUndef),
88fRPAngle(0),
89fNRPBins(50),
90fSemigoodCorrect(0),
54aaacb8 91fDoMatching(kFALSE),
e59c88bd 92fHolePos(4.71),
93fHoleWidth(0.2),
94fCutTM(0.15),
95fJetEtaMin(-.5),
96fJetEtaMax(.5),
97fNevents(0),
98fTindex(0),
99fJetPtMin(20.),
100fJetTriggerExcludeMask(AliAODJet::kHighTrackPtTriggered),
101fJetPtFractionMin(0.5),
102fNMatchJets(4),
103fMatchMaxDist(0.8),
104fKeepJets(kFALSE),
105fkNbranches(2),
106fkEvtClasses(12),
107fOutputList(0x0),
108fHistEvtSelection(0x0),
03c25974 109fh2JetEntries(0x0),
e59c88bd 110fh2Circularity(0x0),
9a0db301 111fh2JetAxisPhi(0x0),
e59c88bd 112fhnJetTM(0x0)
113{
114 // default Constructor
115
116 fJetBranchName[0] = "";
117 fJetBranchName[1] = "";
118
119 fListJets[0] = new TList;
120 fListJets[1] = new TList;
121}
122
123AliAnalysisTaskJetAntenna::AliAnalysisTaskJetAntenna(const char *name) :
124AliAnalysisTaskSE(name),
125fESD(0x0),
126fAODIn(0x0),
127fAODOut(0x0),
128fAODExtension(0x0),
129fBackgroundBranch(""),
130fNonStdFile(""),
131fIsPbPb(kTRUE),
132fOfflineTrgMask(AliVEvent::kAny),
133fMinContribVtx(1),
134fVtxZMin(-10.),
135fVtxZMax(10.),
136fEvtClassMin(0),
137fEvtClassMax(4),
138fFilterMask(0),
139fFilterMaskBestPt(0),
140fFilterType(0),
141fCentMin(0.),
142fCentMax(100.),
143fNInputTracksMin(0),
144fNInputTracksMax(-1),
145fRequireITSRefit(0),
146fApplySharedClusterCut(0),
147fTrackTypeRec(kTrackUndef),
148fRPAngle(0),
149fNRPBins(50),
150fSemigoodCorrect(0),
54aaacb8 151fDoMatching(kFALSE),
e59c88bd 152fHolePos(4.71),
153fHoleWidth(0.2),
154fCutTM(0.15),
155fJetEtaMin(-.5),
156fJetEtaMax(.5),
157fNevents(0),
158fTindex(0),
159fJetPtMin(20.),
160fJetTriggerExcludeMask(AliAODJet::kHighTrackPtTriggered),
161fJetPtFractionMin(0.5),
162fNMatchJets(4),
163fMatchMaxDist(0.8),
164fKeepJets(kFALSE),
165fkNbranches(2),
166fkEvtClasses(12),
167fOutputList(0x0),
168fHistEvtSelection(0x0),
03c25974 169fh2JetEntries(0x0),
e59c88bd 170fh2Circularity(0x0),
9a0db301 171fh2JetAxisPhi(0x0),
e59c88bd 172fhnJetTM(0x0)
173 {
174 // Constructor
175
176
177 fJetBranchName[0] = "";
178 fJetBranchName[1] = "";
179
180 fListJets[0] = new TList;
181 fListJets[1] = new TList;
182
183 DefineOutput(1, TList::Class());
184}
185
186AliAnalysisTaskJetAntenna::~AliAnalysisTaskJetAntenna()
187{
188 delete fListJets[0];
189 delete fListJets[1];
190}
191
192void AliAnalysisTaskJetAntenna::SetBranchNames(const TString &branch1, const TString &branch2)
193{
194 fJetBranchName[0] = branch1;
195 fJetBranchName[1] = branch2;
196}
197
198void AliAnalysisTaskJetAntenna::Init()
199{
200
201 // check for jet branches
202 if(!strlen(fJetBranchName[0].Data()) || !strlen(fJetBranchName[1].Data())){
203 AliError("Jet branch name not set.");
204 }
205
206}
207
208void AliAnalysisTaskJetAntenna::UserCreateOutputObjects()
209{
210 // Create histograms
211 // Called once
212 OpenFile(1);
213 if(!fOutputList) fOutputList = new TList;
214 fOutputList->SetOwner(kTRUE);
215
216 Bool_t oldStatus = TH1::AddDirectoryStatus();
217 TH1::AddDirectory(kFALSE);
218
219 fHistEvtSelection = new TH1I("fHistEvtSelection", "event selection", 6, -0.5, 5.5);
220 fHistEvtSelection->GetXaxis()->SetBinLabel(1,"ACCEPTED");
221 fHistEvtSelection->GetXaxis()->SetBinLabel(2,"events IN");
222 fHistEvtSelection->GetXaxis()->SetBinLabel(3,"event selection (rejected)");
223 fHistEvtSelection->GetXaxis()->SetBinLabel(4,"vertex cut (rejected)");
224 fHistEvtSelection->GetXaxis()->SetBinLabel(5,"centrality (rejected)");
225 fHistEvtSelection->GetXaxis()->SetBinLabel(6,"multiplicity (rejected)");
226 fOutputList->Add(fHistEvtSelection);
03c25974 227 fh2JetEntries=new TH2F("JetEntries","",150,0,150,10,-0.5,9.5);
228 fOutputList->Add(fh2JetEntries);
e59c88bd 229 fh2Circularity=new TH2F("Circcularity","",10,0,1,150,0,150);
230 fOutputList->Add(fh2Circularity);
551abe2f 231 fh2JetAxisPhi=new TH2F("JetAxisSmearPhi","",9,0,TMath::Pi(),10,-0.5,9.5);
232 fOutputList->Add(fh2JetAxisPhi);
233
234
f0635a09 235 Int_t nbinsJet[10]={3,9,75,9,36,5,7,10,50,2};
9a0db301 236 Double_t binlowJet[10]= {0,0, 0, 0,-0.5*TMath::Pi(),0,0,-0.5,0,0};
507d4308 237 Double_t binupJet[10]= {100,0.9, 150,150,1.5*TMath::Pi(),1,150,9.5,200,2};
238 fhnJetTM = new THnSparseF("fhnJetTM", "fhnJetTM; cent;dr;pt_jet;pt_track;phi;circ;ptrue;pthard;ptlead;isemebed",10,nbinsJet,binlowJet,binupJet);
551abe2f 239
240 Double_t *xPt3=new Double_t[10];
e59c88bd 241 xPt3[0] = 0.;
242 for(Int_t i = 1;i<=9;i++){
243 if(xPt3[i-1]<2)xPt3[i] = xPt3[i-1] + 0.4; // 1 - 5
244 else if(xPt3[i-1]<11)xPt3[i] = xPt3[i-1] + 3; // 5 - 12
245 else xPt3[i] = xPt3[i-1] + 150.; // 18
246 }
86f50c7c 247 fhnJetTM->SetBinEdges(3,xPt3);
248
f0635a09 249 // Double_t *xPt2=new Double_t[10];
250 // xPt2[0] = 0.;
251 // xPt2[1]=20;
252 // xPt2[2]=40;
253 // xPt2[3]=60;
254 // xPt2[4]=80;
255 // xPt2[5]=100;
256 // xPt2[6]=120;
257 // xPt2[7]=150;
86f50c7c 258
f0635a09 259 //fhnJetTM->SetBinEdges(2,xPt2);
551abe2f 260
261
262 Double_t *xPt4=new Double_t[4];
263 xPt4[0] = 0.;
264 xPt4[1]=10;
265 xPt4[2]=30;
266 xPt4[3]=50;
267
268
269 fhnJetTM->SetBinEdges(0,xPt4);
270
507d4308 271 Double_t *xPt5=new Double_t[10];
272 xPt5[0] = 0.;
273 xPt5[1]=20;
274 xPt5[2]=40;
275 xPt5[3]=60;
276 xPt5[4]=80;
277 xPt5[5]=100;
278 xPt5[6]=120;
279 xPt5[7]=150;
280
b0709ef4 281 fhnJetTM->SetBinEdges(6,xPt5);
507d4308 282
551abe2f 283
284 fOutputList->Add(fhnJetTM);
86f50c7c 285 delete [] xPt3;
f0635a09 286 // delete [] xPt2;
551abe2f 287 delete [] xPt4;
507d4308 288 delete [] xPt5;
e59c88bd 289 // =========== Switch on Sumw2 for all histos ===========
290 for (Int_t i=0; i<fOutputList->GetEntries(); ++i) {
291 TH1 *h1 = dynamic_cast<TH1*>(fOutputList->At(i));
292 if (h1){
293 h1->Sumw2();
294 continue;
295 }
296 THnSparse *hn = dynamic_cast<THnSparse*>(fOutputList->At(i));
297 if (hn){
298 hn->Sumw2();
299 }
300 }
301 TH1::AddDirectory(oldStatus);
302
303 PostData(1, fOutputList);
304}
305
306void AliAnalysisTaskJetAntenna::UserExec(Option_t *)
307{
308
309
310 if(!strlen(fJetBranchName[0].Data()) || !strlen(fJetBranchName[1].Data())){
311 AliError("Jet branch name not set.");
312 return;
313 }
314
315 fESD=dynamic_cast<AliESDEvent*>(InputEvent());
316 if (!fESD) {
317 AliError("ESD not available");
318 fAODIn = dynamic_cast<AliAODEvent*>(InputEvent());
319 }
320 fAODOut = dynamic_cast<AliAODEvent*>(AODEvent());
321
322 static AliAODEvent* aod = 0;
323 // take all other information from the aod we take the tracks from
324 if(!aod){
325 if(!fESD)aod = fAODIn;
326 else aod = fAODOut;}
327
328
329
330 if(fNonStdFile.Length()!=0){
331 // case that we have an AOD extension we need can fetch the jets from the extended output
332 AliAODHandler *aodH = dynamic_cast<AliAODHandler*>(AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler());
333 fAODExtension = (aodH?aodH->GetExtension(fNonStdFile.Data()):0);
334 if(!fAODExtension){
335 if(fDebug>1)Printf("AODExtension found for %s",fNonStdFile.Data());
336 }
337 }
338
339
340 // -- event selection --
341 fHistEvtSelection->Fill(1); // number of events before event selection
342
343
344 Bool_t selected=kTRUE;
345 selected = AliAnalysisHelperJetTasks::Selected();
346 if(!selected){
347 // no selection by the service task, we continue
348 PostData(1,fOutputList);
349 return;}
350
351
352
353 // physics selection: this is now redundant, all should appear as accepted after service task selection
354 AliInputEventHandler* inputHandler = (AliInputEventHandler*)
355 ((AliAnalysisManager::GetAnalysisManager())->GetInputEventHandler());
356 std::cout<<inputHandler->IsEventSelected()<<" "<<fOfflineTrgMask<<std::endl;
357 if(!(inputHandler->IsEventSelected() & fOfflineTrgMask)){
358 if(fDebug) Printf(" Trigger Selection: event REJECTED ... ");
359 fHistEvtSelection->Fill(2);
360 PostData(1, fOutputList);
361 return;
362 }
363
364
365
366 // vertex selection
367 if(!aod){
368 if(fDebug) Printf("%s:%d No AOD",(char*)__FILE__,__LINE__);
369 fHistEvtSelection->Fill(3);
370 PostData(1, fOutputList);
371 }
372 AliAODVertex* primVtx = aod->GetPrimaryVertex();
373
374 if(!primVtx){
375 if(fDebug) Printf("%s:%d No primVtx",(char*)__FILE__,__LINE__);
376 fHistEvtSelection->Fill(3);
377 PostData(1, fOutputList);
378 return;
379 }
380
381 Int_t nTracksPrim = primVtx->GetNContributors();
382 if ((nTracksPrim < fMinContribVtx) ||
383 (primVtx->GetZ() < fVtxZMin) ||
384 (primVtx->GetZ() > fVtxZMax) ){
385 if(fDebug) Printf("%s:%d primary vertex z = %f: event REJECTED...",(char*)__FILE__,__LINE__,primVtx->GetZ());
386 fHistEvtSelection->Fill(3);
387 PostData(1, fOutputList);
388 return;
389 }
390
391
392
393 // centrality selection
394 AliCentrality *cent = 0x0;
395 Double_t centValue = 0.;
396 if(fIsPbPb){
397 if(fESD) {cent = fESD->GetCentrality();
398 if(cent) centValue = cent->GetCentralityPercentile("V0M");}
399 else centValue=aod->GetHeader()->GetCentrality();
400
401 if(fDebug) printf("centrality: %f\n", centValue);
402 if (centValue < fCentMin || centValue > fCentMax){
403 fHistEvtSelection->Fill(4);
404 PostData(1, fOutputList);
405 return;
406 }}
407
408
409 fHistEvtSelection->Fill(0);
410 // accepted events
411 // -- end event selection --
86f50c7c 412 // pt hard
413 Double_t pthard=0;
414 Double_t pthardbin=0;
415 if(fDoMatching){
416 pthard = AliAnalysisTaskFastEmbedding::GetPtHard();
417 pthardbin = GetPtHardBin(pthard);}
e59c88bd 418 // get background
419 AliAODJetEventBackground* externalBackground = 0;
420 if(fAODOut&&!externalBackground&&fBackgroundBranch.Length()){
421 externalBackground = (AliAODJetEventBackground*)(fAODOut->FindListObject(fBackgroundBranch.Data()));
422 if(!externalBackground)Printf("%s:%d Background branch not found %s",(char*)__FILE__,__LINE__,fBackgroundBranch.Data());;
423 }
424 if(fAODExtension&&!externalBackground&&fBackgroundBranch.Length()){
425 externalBackground = (AliAODJetEventBackground*)(fAODExtension->GetAOD()->FindListObject(fBackgroundBranch.Data()));
426 if(!externalBackground)Printf("%s:%d Background branch not found %s",(char*)__FILE__,__LINE__,fBackgroundBranch.Data());;
427 }
428
429 if(fAODIn&&!externalBackground&&fBackgroundBranch.Length()){
430 externalBackground = (AliAODJetEventBackground*)(fAODIn->FindListObject(fBackgroundBranch.Data()));
431 if(!externalBackground)Printf("%s:%d Background branch not found %s",(char*)__FILE__,__LINE__,fBackgroundBranch.Data());;
432 }
433
434 Float_t rho = 0;
435
436
437 if(externalBackground)rho = externalBackground->GetBackground(0);
438
439 // fetch jets
440 TClonesArray *aodJets[2];
441 aodJets[0]=0;
442 if(fAODOut&&!aodJets[0]){
443 aodJets[0] = dynamic_cast<TClonesArray*>(fAODOut->FindListObject(fJetBranchName[0].Data()));
444 aodJets[1] = dynamic_cast<TClonesArray*>(fAODOut->FindListObject(fJetBranchName[1].Data()));
445 }
446 if(fAODExtension && !aodJets[0]){
447 aodJets[0] = dynamic_cast<TClonesArray*>(fAODExtension->GetAOD()->FindListObject(fJetBranchName[0].Data()));
448 aodJets[1] = dynamic_cast<TClonesArray*>(fAODExtension->GetAOD()->FindListObject(fJetBranchName[1].Data()));
449 }
450 if(fAODIn&&!aodJets[0]){
451 aodJets[0] = dynamic_cast<TClonesArray*>(fAODIn->FindListObject(fJetBranchName[0].Data()));
452 aodJets[1] = dynamic_cast<TClonesArray*>(fAODIn->FindListObject(fJetBranchName[1].Data()));
453 }
454
455
456
457 Int_t nT=0;
458 TList ParticleList;
54aaacb8 459 if(!fDoMatching) nT = GetListOfTracks(&ParticleList);
460 if(fDoMatching)nT=GetListOfTracksExtra(&ParticleList);
e59c88bd 461 if(nT<0){
462 PostData(1, fOutputList);
463 return;
464 }
465
466 for (Int_t iJetType = 0; iJetType < 2; iJetType++) {
467 fListJets[iJetType]->Clear();
468 if (!aodJets[iJetType]) continue;
469 if(fDebug) Printf("%s: %d jets",fJetBranchName[iJetType].Data(),aodJets[iJetType]->GetEntriesFast());
470 for (Int_t iJet = 0; iJet < aodJets[iJetType]->GetEntriesFast(); iJet++) {
471 AliAODJet *jet = dynamic_cast<AliAODJet*>((*aodJets[iJetType])[iJet]);
472 if (jet) fListJets[iJetType]->Add(jet);
473 }
474 }
475
54aaacb8 476// jet matching
477 static TArrayI aMatchIndex(fListJets[0]->GetEntries());
478 static TArrayF aPtFraction(fListJets[0]->GetEntries());
479 if(aMatchIndex.GetSize()<fListJets[0]->GetEntries()) aMatchIndex.Set(fListJets[0]->GetEntries());
480 if(aPtFraction.GetSize()<fListJets[0]->GetEntries()) aPtFraction.Set(fListJets[0]->GetEntries());
e59c88bd 481
54aaacb8 482 if(fDoMatching){
483
e59c88bd 484
54aaacb8 485 // stores matched jets in 'aMatchIndex' and fraction of pT in 'aPtFraction'
486 AliAnalysisHelperJetTasks::GetJetMatching(fListJets[0], TMath::Min((Int_t)fNMatchJets,(Int_t)fListJets[0]->GetEntries()),
487 fListJets[1], TMath::Min((Int_t)fNMatchJets,(Int_t)fListJets[1]->GetEntries()),
488 aMatchIndex, aPtFraction, fDebug, fMatchMaxDist, fIsPbPb?1:2);}
489
490
491
492
493
494
495 // loop over matched jets
496 Int_t ir = -1; // index of matched reconstruced jet
497 Float_t fraction = -1.;
498 AliAODJet *jetmatched =0x0;
499
500
501
502
503
504 for(Int_t i=0; i<fListJets[0]->GetEntries(); ++i){
e59c88bd 505
506 Double_t etabig=0;
507 Double_t ptbig=0;
508 Double_t areabig=0;
509 Double_t phibig=0.;
510 Double_t pxbig,pybig,pzbig;
551abe2f 511 Double_t phitrue=0;
512 Double_t etatrue=0;
513 Double_t smearphi=0;
507d4308 514 Double_t ptrue=0;
e59c88bd 515 AliAODJet* jetbig = (AliAODJet*)(fListJets[0]->At(i));
516 etabig = jetbig->Eta();
517 phibig = jetbig->Phi();
551abe2f 518 phitrue=phibig;
519 etatrue=etabig;
e59c88bd 520 ptbig = jetbig->Pt();
521 if(ptbig==0) continue;
522 areabig = jetbig->EffectiveAreaCharged();
54aaacb8 523 if(!fDoMatching) ptbig=ptbig-rho*areabig;
e59c88bd 524 if((etabig<fJetEtaMin)||(etabig>fJetEtaMax)) continue;
525
526 if(fSemigoodCorrect){
527 if((phibig>fHolePos-fHoleWidth) && (phibig<fHolePos+fHoleWidth)) continue;
528 }
e59c88bd 529 pxbig=jetbig->Px();
530 pybig=jetbig->Py();
531 pzbig=jetbig->Pz();
54aaacb8 532
533 if(fDoMatching){
534 Bool_t jetAccepted=kTRUE;
535 ir = aMatchIndex[i];
536 if(ir>=0) jetmatched = (AliAODJet*)(fListJets[1]->At(ir));
537 else continue;
538 fraction = aPtFraction[i];
539 // minimum fraction required
540
541 if(fraction<fJetPtFractionMin) jetAccepted = kFALSE;
542 if(jetAccepted){
543 // jet acceptance + minimum pT check
544 if(jetmatched->Eta()>fJetEtaMax || jetmatched->Eta()<fJetEtaMin) jetAccepted = kFALSE;
545
546 }
507d4308 547 ptrue=ptbig;
54aaacb8 548 if(!jetAccepted) continue;
507d4308 549
551abe2f 550 etabig=jetmatched->Eta();
551 phibig=jetmatched->Phi();
54aaacb8 552 pxbig=jetmatched->Px();
553 pybig=jetmatched->Py();
554 pzbig=jetmatched->Pz();
551abe2f 555 ptbig=jetmatched->Pt()-rho*jetmatched->EffectiveAreaCharged();
556
557
558
559
560
561 smearphi=RelativePhi(phitrue,jetmatched->Phi());
562 smearphi=TMath::Abs(smearphi);
563
564
565}
54aaacb8 566
567
568
569
e59c88bd 570 TVector3 ppJ1(pxbig, pybig, pzbig);
571 TVector3 ppJ3(- pxbig * pzbig, - pybig * pzbig, pxbig * pxbig + pybig * pybig);
572 ppJ3.SetMag(1.);
573 TVector3 ppJ2(-pybig, pxbig, 0);
574 ppJ2.SetMag(1.);
575
54aaacb8 576
577
578
e59c88bd 579 Float_t mxx = 0.;
580 Float_t myy = 0.;
581 Float_t mxy = 0.;
582 Int_t nc = 0;
583 Float_t sump2 = 0.;
03c25974 584 Float_t ptmax=-10;
54aaacb8 585 for(int it = 0;it<ParticleList.GetEntries();++it){
e59c88bd 586 AliVParticle *track = (AliVParticle*)ParticleList.At(it);
587 TVector3 pp(track->Px(), track->Py(), track->Pz());
588 Float_t phi = track->Phi();
589 Float_t eta = track->Eta();
590 Float_t pt = track->Pt();
591 Float_t deta = eta - etabig;
592 Float_t dphi = RelativePhi(phi,phibig);
593 if(TMath::Abs(dphi)>=0.5*TMath::Pi()) continue;
594 Float_t r = TMath::Sqrt(dphi * dphi + deta * deta);
03c25974 595
596 if (r < 0.4 && pt>fCutTM) {
e59c88bd 597 //longitudinal and perpendicular component of the track pT in the
598 //local frame
03c25974 599 if(pt>ptmax) ptmax=pt;
e59c88bd 600 TVector3 pLong = pp.Dot(ppJ1) / ppJ1.Mag2() * ppJ1;
601 TVector3 pPerp = pp - pLong;
602 //projection onto the two perpendicular vectors defined above
603 Float_t ppjX = pPerp.Dot(ppJ2);
604 Float_t ppjY = pPerp.Dot(ppJ3);
605 Float_t ppjT = TMath::Sqrt(ppjX * ppjX + ppjY * ppjY);
606 //components of the 2D symmetrical sphericity matrix
607 mxx += (ppjX * ppjX / ppjT);
608 myy += (ppjY * ppjY / ppjT);
609 mxy += (ppjX * ppjY / ppjT);
610 nc++;
611 sump2 += ppjT;}
03c25974 612
e59c88bd 613 if(nc<2) continue;
614
615 } // 1st Track Loop
616
617
618 // Sphericity Matrix
619 const Double_t ele[4] = {mxx / sump2, mxy / sump2, mxy / sump2, myy / sump2};
620 TMatrixDSym m0(2,ele);
621 // Find eigenvectors
622 TMatrixDSymEigen m(m0);
623 TVectorD eval(2);
624 TMatrixD evecm = m.GetEigenVectors();
625 eval = m.GetEigenValues();
626 // Largest eigenvector
627 Int_t jev = 0;
628 if (eval[0] < eval[1]) jev = 1;
629 TVectorD evec0(2);
630 // Principle axis
631 evec0 = TMatrixDColumn(evecm, jev);
632 TVector2 evec(evec0[0], evec0[1]);
633 Float_t circ=0;
634 if(jev==1) circ=2*eval[0];
635 if(jev==0) circ=2*eval[1];
636 fh2Circularity->Fill(circ,ptbig);
03c25974 637 fh2JetEntries->Fill(ptbig,pthardbin);
638
551abe2f 639
640 if(fDoMatching) fh2JetAxisPhi->Fill(smearphi,pthardbin);
641
642
03c25974 643
54aaacb8 644 for (Int_t ip = 0; ip < ParticleList.GetEntries(); ip++) {
e59c88bd 645 AliVParticle *track = (AliVParticle*)ParticleList.At(ip);
9a0db301 646 Float_t isembed=0.5;
647 if(fDoMatching) if(ip<nT) isembed=1.5;
e59c88bd 648 TVector3 pp(track->Px(), track->Py(), track->Pz());
649 Float_t phi = track->Phi();
650 Float_t eta = track->Eta();
651 Float_t pt = track->Pt();
03c25974 652
e59c88bd 653 Float_t deta = eta - etabig;
654 Float_t dphi = RelativePhi(phi,phibig);
655 if(TMath::Abs(dphi)>=0.5*TMath::Pi()) continue;
656
657 Float_t dRR = TMath::Sqrt(dphi * dphi + deta * deta);
658 TVector3 pLong = pp.Dot(ppJ1) / ppJ1.Mag2() * ppJ1;
659 TVector3 pPerp = pp - pLong;
660 Float_t ppjX = pPerp.Dot(ppJ2);
661 Float_t ppjY = pPerp.Dot(ppJ3);
662 TVector2 vr(ppjX, ppjY) ;
663 //and this is the angle between the particle and the TM axis.
664 float phistr=evec.Phi()-vr.Phi();
665 if(phistr>2*TMath::Pi()) phistr -= 2*TMath::Pi();
666 if(phistr<-2*TMath::Pi()) phistr += 2*TMath::Pi();
667 if(phistr<-0.5*TMath::Pi()) phistr += 2*TMath::Pi();
668 if(phistr>1.5*TMath::Pi()) phistr -= 2*TMath::Pi();
669
507d4308 670 double jetEntries[10] = {centValue,dRR,ptbig,pt,phistr,circ,ptrue,pthardbin,ptmax,isembed};
e59c88bd 671 fhnJetTM->Fill(jetEntries);
672
673 } // 2nd Track loop
674 }//jet loop
675
676 PostData(1, fOutputList);
677}
678
679void AliAnalysisTaskJetAntenna::Terminate(const Option_t *)
680{
681 // Draw result to the screen
682 // Called once at the end of the query
683
684 if (!GetOutputData(1))
685 return;
686}
687
688
689Int_t AliAnalysisTaskJetAntenna::GetListOfTracks(TList *list){
690
691 Int_t iCount = 0;
692 AliAODEvent *aod = 0;
693
694 if(!fESD)aod = fAODIn;
695 else aod = fAODOut;
e59c88bd 696 if(!aod)return 0;
697
e59c88bd 698
54aaacb8 699 for(int it = 0;it < aod->GetNumberOfTracks();++it){
e59c88bd 700 AliAODTrack *tr = aod->GetTrack(it);
701 Bool_t bGood = false;
702 if(fFilterType == 0)bGood = true;
703 else if(fFilterType == 1)bGood = tr->IsHybridTPCConstrainedGlobal();
704 else if(fFilterType == 2)bGood = tr->IsHybridGlobalConstrainedGlobal();
705 if((fFilterMask>0)&&!(tr->TestFilterBit(fFilterMask)))continue;
706 if(fRequireITSRefit==1){if((tr->GetStatus()&AliESDtrack::kITSrefit)==0)continue;}
707 if(bGood==false) continue;
708 if (fApplySharedClusterCut) {
709 Double_t frac = Double_t(tr->GetTPCnclsS()) /Double_t(tr->GetTPCncls());
710 if (frac > 0.4) continue;
711 }
712 if(TMath::Abs(tr->Eta())>0.9)continue;
713 if(tr->Pt()<0.15)continue;
714 list->Add(tr);
715 iCount++;
e59c88bd 716 }
54aaacb8 717 return iCount;
e59c88bd 718}
719
720
54aaacb8 721
722
723Int_t AliAnalysisTaskJetAntenna::GetListOfTracksExtra(TList *list){
724
725 Int_t iCount = 0;
9a0db301 726 Int_t nEmbed=0;
54aaacb8 727 AliAODEvent *aod = 0;
728
729 if(!fESD)aod = fAODIn;
730 else aod = fAODOut;
731 if(!aod)return 0;
732
c7fdb504 733
9a0db301 734 TClonesArray *aodExtraTracks = dynamic_cast<TClonesArray*>(aod->FindListObject("aodExtraTracks"));
54aaacb8 735 if(!aodExtraTracks)return iCount;
736 for(int it =0; it<aodExtraTracks->GetEntries(); it++) {
737 AliVParticle *track = dynamic_cast<AliVParticle*> ((*aodExtraTracks)[it]);
738 if (!track) continue;
739 AliAODTrack *trackAOD = dynamic_cast<AliAODTrack*> (track);
740 if(!trackAOD)continue;
741 Bool_t bGood = false;
742 if(fFilterType == 0)bGood = true;
743 else if(fFilterType == 1)bGood = trackAOD->IsHybridTPCConstrainedGlobal();
744 else if(fFilterType == 2)bGood = trackAOD->IsHybridGlobalConstrainedGlobal();
745 if((fFilterMask>0)&&((!trackAOD->TestFilterBit(fFilterMask)||(!bGood))))continue;
746 if(fRequireITSRefit){if((trackAOD->GetStatus()&AliESDtrack::kITSrefit)==0)continue;}
747 if (fApplySharedClusterCut) {
748 Double_t frac = Double_t(trackAOD->GetTPCnclsS()) /Double_t(trackAOD->GetTPCncls());
749 if (frac > 0.4) continue;
750 }
751
54aaacb8 752 if(TMath::Abs(trackAOD->Eta())>0.9) continue;
753 if(trackAOD->Pt()<0.15) continue;
754 if(fDebug) printf("pt extra track %.2f \n", trackAOD->Pt());
755 list->Add(trackAOD);
756 iCount++;
9a0db301 757 }
758
759 nEmbed=iCount-1;
760
761
762
763
764 for(int it = 0;it < aod->GetNumberOfTracks();++it){
765 AliAODTrack *tr = aod->GetTrack(it);
766 Bool_t bGood = false;
767 if(fFilterType == 0)bGood = true;
768 else if(fFilterType == 1)bGood = tr->IsHybridTPCConstrainedGlobal();
769 else if(fFilterType == 2)bGood = tr->IsHybridGlobalConstrainedGlobal();
770 if((fFilterMask>0)&&!(tr->TestFilterBit(fFilterMask)))continue;
771 if(fRequireITSRefit==1){if((tr->GetStatus()&AliESDtrack::kITSrefit)==0)continue;}
772 if(bGood==false) continue;
773 if (fApplySharedClusterCut) {
774 Double_t frac = Double_t(tr->GetTPCnclsS()) /Double_t(tr->GetTPCncls());
775 if (frac > 0.4) continue;
776 }
777 if(TMath::Abs(tr->Eta())>0.9)continue;
778 if(tr->Pt()<0.15)continue;
779 list->Add(tr);
780 iCount++;
781 }
782
783 return nEmbed;
54aaacb8 784}
785
e59c88bd 786Double_t AliAnalysisTaskJetAntenna::RelativePhi(Double_t mphi,Double_t vphi){
787
788 if (vphi < -1*TMath::Pi()) vphi += (2*TMath::Pi());
789 else if (vphi > TMath::Pi()) vphi -= (2*TMath::Pi());
790 if (mphi < -1*TMath::Pi()) mphi += (2*TMath::Pi());
791 else if (mphi > TMath::Pi()) mphi -= (2*TMath::Pi());
792 double dphi = mphi-vphi;
793 if (dphi < -1*TMath::Pi()) dphi += (2*TMath::Pi());
794 else if (dphi > TMath::Pi()) dphi -= (2*TMath::Pi());
795 return dphi;//dphi in [-Pi, Pi]
796}
797
798Int_t AliAnalysisTaskJetAntenna::GetPhiBin(Double_t phi)
799{
800 Int_t phibin=-1;
801 if(!(TMath::Abs(phi)<=2*TMath::Pi())){AliError("phi w.r.t. RP out of defined range");return -1;}
802 Double_t phiwrtrp=TMath::ACos(TMath::Abs(TMath::Cos(phi)));
803 phibin=Int_t(fNRPBins*phiwrtrp/(0.5*TMath::Pi()));
804 if(phibin<0||phibin>=fNRPBins){AliError("Phi Bin not defined");}
805 return phibin;
806}
86f50c7c 807
808Int_t AliAnalysisTaskJetAntenna::GetPtHardBin(Double_t ptHard){
809
810 const Int_t nBins = 10;
811 Double_t binLimits[nBins] = { 5., 11., 21., 36., 57., 84., 117., 156., 200., 249. }; // lower limits
812
813 Int_t bin = -1;
814 while(bin<nBins-1 && binLimits[bin+1]<ptHard){
815 bin++;
816 }
817
818 return bin;
819}