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[u/mrichter/AliRoot.git] / PWGJE / AliAnalysisTaskJetCore.cxx
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a9e585a7 1
568f8fa2 2// ******************************************
3// This task computes several jet observables like
4// the fraction of energy in inner and outer coronnas,
da93bb11 5// jet-track correlations,triggered jet shapes and
568f8fa2 6// correlation strength distribution of particles inside jets.
7// Author: lcunquei@cern.ch
8// *******************************************
9
10
11/**************************************************************************
12 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
13 * *
14 * Author: The ALICE Off-line Project. *
15 * Contributors are mentioned in the code where appropriate. *
16 * *
17 * Permission to use, copy, modify and distribute this software and its *
18 * documentation strictly for non-commercial purposes is hereby granted *
19 * without fee, provided that the above copyright notice appears in all *
20 * copies and that both the copyright notice and this permission notice *
21 * appear in the supporting documentation. The authors make no claims *
22 * about the suitability of this software for any purpose. It is *
23 * provided "as is" without express or implied warranty. *
24 **************************************************************************/
25
26
75bf77e3 27#include "TChain.h"
28#include "TTree.h"
29#include "TMath.h"
30#include "TH1F.h"
31#include "TH2F.h"
32#include "TH3F.h"
33#include "THnSparse.h"
34#include "TCanvas.h"
35
36#include "AliLog.h"
37
38#include "AliAnalysisTask.h"
39#include "AliAnalysisManager.h"
40
41#include "AliVEvent.h"
42#include "AliESDEvent.h"
43#include "AliESDInputHandler.h"
44#include "AliCentrality.h"
45#include "AliAnalysisHelperJetTasks.h"
46#include "AliInputEventHandler.h"
47#include "AliAODJetEventBackground.h"
48#include "AliAnalysisTaskFastEmbedding.h"
75bf77e3 49#include "AliAODEvent.h"
ea693273 50#include "AliAODHandler.h"
75bf77e3 51#include "AliAODJet.h"
52
53#include "AliAnalysisTaskJetCore.h"
54
55ClassImp(AliAnalysisTaskJetCore)
56
57AliAnalysisTaskJetCore::AliAnalysisTaskJetCore() :
58AliAnalysisTaskSE(),
59fESD(0x0),
60fAOD(0x0),
ea693273 61fAODExtension(0x0),
75bf77e3 62fBackgroundBranch(""),
ea693273 63fNonStdFile(""),
75bf77e3 64fIsPbPb(kTRUE),
65fOfflineTrgMask(AliVEvent::kAny),
66fMinContribVtx(1),
a9e585a7 67fVtxZMin(-10.),
68fVtxZMax(10.),
75bf77e3 69fEvtClassMin(0),
70fEvtClassMax(4),
8b47ec90 71fFilterMask(0),
ea693273 72fRadioFrac(0.2),
73fMinDist(0.1),
75bf77e3 74fCentMin(0.),
75fCentMax(100.),
76fNInputTracksMin(0),
77fNInputTracksMax(-1),
ea693273 78fAngStructCloseTracks(0),
da93bb11 79fCheckMethods(0),
529e2916 80fDoEventMixing(0),
75bf77e3 81fJetEtaMin(-.5),
82fJetEtaMax(.5),
529e2916 83fNevents(0x0),
84fTindex(0x0),
85fTrigBufferIndex(0x0),
75bf77e3 86fJetPtMin(20.),
87fJetTriggerExcludeMask(AliAODJet::kHighTrackPtTriggered),
88fJetPtFractionMin(0.5),
89fNMatchJets(4),
90fMatchMaxDist(0.8),
91fKeepJets(kFALSE),
75bf77e3 92fkNbranches(2),
93fkEvtClasses(12),
94fOutputList(0x0),
95fbEvent(kTRUE),
96fHistEvtSelection(0x0),
da93bb11 97fhnDeltaR(0x0),
529e2916 98fhnMixedEvents(0x0),
75bf77e3 99fh2JetCoreMethod1C10(0x0),
100fh2JetCoreMethod2C10(0x0),
ea693273 101fh2JetCoreMethod1C20(0x0),
102fh2JetCoreMethod2C20(0x0),
75bf77e3 103fh2JetCoreMethod1C30(0x0),
104fh2JetCoreMethod2C30(0x0),
75bf77e3 105fh2JetCoreMethod1C60(0x0),
106fh2JetCoreMethod2C60(0x0),
ea693273 107fh2AngStructpt1C10(0x0),
108fh2AngStructpt2C10(0x0),
109fh2AngStructpt3C10(0x0),
110fh2AngStructpt4C10(0x0),
111fh2AngStructpt1C20(0x0),
112fh2AngStructpt2C20(0x0),
113fh2AngStructpt3C20(0x0),
114fh2AngStructpt4C20(0x0),
115fh2AngStructpt1C30(0x0),
116fh2AngStructpt2C30(0x0),
117fh2AngStructpt3C30(0x0),
118fh2AngStructpt4C30(0x0),
119fh2AngStructpt1C60(0x0),
120fh2AngStructpt2C60(0x0),
121fh2AngStructpt3C60(0x0),
da93bb11 122fh2AngStructpt4C60(0x0),
123fh3spectriggered(0x0),
124fh3specbiased(0x0),
529e2916 125fh3spectot(0x0)
126
da93bb11 127
75bf77e3 128{
129 // default Constructor
130
529e2916 131
132 // Trigger buffer.
133 for(Int_t i=0; i<10; i++) {
134 for(Int_t j=0; j<7; j++) {
135 fTrigBuffer[i][j]=0;
136 }
137 }
138
139
140
141
142
75bf77e3 143 fJetBranchName[0] = "";
144 fJetBranchName[1] = "";
145
146 fListJets[0] = new TList;
147 fListJets[1] = new TList;
148}
149
150AliAnalysisTaskJetCore::AliAnalysisTaskJetCore(const char *name) :
151AliAnalysisTaskSE(name),
152fESD(0x0),
153fAOD(0x0),
ea693273 154fAODExtension(0x0),
75bf77e3 155fBackgroundBranch(""),
ea693273 156fNonStdFile(""),
75bf77e3 157fIsPbPb(kTRUE),
158fOfflineTrgMask(AliVEvent::kAny),
159fMinContribVtx(1),
a9e585a7 160fVtxZMin(-10.),
161fVtxZMax(10.),
75bf77e3 162fEvtClassMin(0),
163fEvtClassMax(4),
8b47ec90 164fFilterMask(0),
ea693273 165fRadioFrac(0.2),
166fMinDist(0.1),
75bf77e3 167fCentMin(0.),
168fCentMax(100.),
169fNInputTracksMin(0),
170fNInputTracksMax(-1),
ea693273 171fAngStructCloseTracks(0),
da93bb11 172fCheckMethods(0),
529e2916 173fDoEventMixing(0),
75bf77e3 174fJetEtaMin(-.5),
175fJetEtaMax(.5),
529e2916 176fNevents(0x0),
177fTindex(0x0),
178fTrigBufferIndex(0x0),
75bf77e3 179fJetPtMin(20.),
180fJetTriggerExcludeMask(AliAODJet::kHighTrackPtTriggered),
181fJetPtFractionMin(0.5),
182fNMatchJets(4),
183fMatchMaxDist(0.8),
184fKeepJets(kFALSE),
75bf77e3 185fkNbranches(2),
186fkEvtClasses(12),
187fOutputList(0x0),
188fbEvent(kTRUE),
189fHistEvtSelection(0x0),
da93bb11 190fhnDeltaR(0x0),
529e2916 191fhnMixedEvents(0x0),
75bf77e3 192fh2JetCoreMethod1C10(0x0),
193fh2JetCoreMethod2C10(0x0),
ea693273 194fh2JetCoreMethod1C20(0x0),
195fh2JetCoreMethod2C20(0x0),
75bf77e3 196fh2JetCoreMethod1C30(0x0),
197fh2JetCoreMethod2C30(0x0),
75bf77e3 198fh2JetCoreMethod1C60(0x0),
199fh2JetCoreMethod2C60(0x0),
ea693273 200fh2AngStructpt1C10(0x0),
201fh2AngStructpt2C10(0x0),
202fh2AngStructpt3C10(0x0),
203fh2AngStructpt4C10(0x0),
204fh2AngStructpt1C20(0x0),
205fh2AngStructpt2C20(0x0),
206fh2AngStructpt3C20(0x0),
207fh2AngStructpt4C20(0x0),
208fh2AngStructpt1C30(0x0),
209fh2AngStructpt2C30(0x0),
210fh2AngStructpt3C30(0x0),
211fh2AngStructpt4C30(0x0),
212fh2AngStructpt1C60(0x0),
213fh2AngStructpt2C60(0x0),
214fh2AngStructpt3C60(0x0),
da93bb11 215fh2AngStructpt4C60(0x0),
216fh3spectriggered(0x0),
217fh3specbiased(0x0),
529e2916 218fh3spectot(0x0)
219
75bf77e3 220 {
221 // Constructor
222
529e2916 223
224 for(Int_t i=0; i<10; i++) {
225 for(Int_t j=0; j<7; j++) {
226 fTrigBuffer[i][j]=0;
227 }
228 }
229
230
231
75bf77e3 232 fJetBranchName[0] = "";
233 fJetBranchName[1] = "";
234
235 fListJets[0] = new TList;
236 fListJets[1] = new TList;
237
238 DefineOutput(1, TList::Class());
239}
240
241AliAnalysisTaskJetCore::~AliAnalysisTaskJetCore()
242{
243 delete fListJets[0];
244 delete fListJets[1];
245}
246
247void AliAnalysisTaskJetCore::SetBranchNames(const TString &branch1, const TString &branch2)
248{
249 fJetBranchName[0] = branch1;
250 fJetBranchName[1] = branch2;
251}
252
253void AliAnalysisTaskJetCore::Init()
254{
255
256 // check for jet branches
257 if(!strlen(fJetBranchName[0].Data()) || !strlen(fJetBranchName[1].Data())){
258 AliError("Jet branch name not set.");
259 }
260
261}
262
263void AliAnalysisTaskJetCore::UserCreateOutputObjects()
264{
265 // Create histograms
266 // Called once
267 OpenFile(1);
268 if(!fOutputList) fOutputList = new TList;
269 fOutputList->SetOwner(kTRUE);
270
271 Bool_t oldStatus = TH1::AddDirectoryStatus();
272 TH1::AddDirectory(kFALSE);
273
274
275 fHistEvtSelection = new TH1I("fHistEvtSelection", "event selection", 6, -0.5, 5.5);
276 fHistEvtSelection->GetXaxis()->SetBinLabel(1,"ACCEPTED");
277 fHistEvtSelection->GetXaxis()->SetBinLabel(2,"events IN");
278 fHistEvtSelection->GetXaxis()->SetBinLabel(3,"event selection (rejected)");
279 fHistEvtSelection->GetXaxis()->SetBinLabel(4,"vertex cut (rejected)");
280 fHistEvtSelection->GetXaxis()->SetBinLabel(5,"centrality (rejected)");
281 fHistEvtSelection->GetXaxis()->SetBinLabel(6,"multiplicity (rejected)");
282
529e2916 283 UInt_t entries = 0; // bit coded, see GetDimParams() below
284 entries = 1<<0 | 1<<1 | 1<<2 | 1<<3 | 1<<4 | 1<<5 | 1<<6 |1<<7;
da93bb11 285 fhnDeltaR = NewTHnSparseF("fhnDeltaR", entries);
c42c6838 286
287 Double_t *xPt3 = new Double_t[15];
288 xPt3[0] = 0.;
289 for(int i = 1; i<=14;i++){
290 if(xPt3[i-1]<1)xPt3[i] = xPt3[i-1] + 0.2; // 1 - 5
291 else if(xPt3[i-1]<15)xPt3[i] = xPt3[i-1] + 2; // 5 - 12
292 else xPt3[i] = xPt3[i-1] + 50.; // 18
293 }
294 fhnDeltaR->SetBinEdges(2,xPt3);
295 delete [] xPt3;
296
297
298
299
529e2916 300
c42c6838 301 if(fDoEventMixing){
529e2916 302 UInt_t cifras = 0; // bit coded, see GetDimParams() below
303 cifras = 1<<0 | 1<<1 | 1<<2 | 1<<3 | 1<<4 | 1<<5 | 1<<6 |1<<7;
c42c6838 304 fhnMixedEvents = NewTHnSparseF("fhnMixedEvents", cifras);}
ea693273 305
da93bb11 306 if(fCheckMethods){
529e2916 307
75bf77e3 308
309 fh2JetCoreMethod1C10 = new TH2F("JetCoreMethod1C10","",150, 0., 150.,100, 0., 1.5);
310 fh2JetCoreMethod2C10 = new TH2F("JetCoreMethod2C10","",150, 0., 150.,100, 0., 1.5);
ea693273 311 fh2JetCoreMethod1C20 = new TH2F("JetCoreMethod1C20","",150, 0., 150.,100, 0., 1.5);
312 fh2JetCoreMethod2C20 = new TH2F("JetCoreMethod2C20","",150, 0., 150.,100, 0., 1.5);
75bf77e3 313 fh2JetCoreMethod1C30 = new TH2F("JetCoreMethod1C30","",150, 0., 150.,100, 0., 1.5);
314 fh2JetCoreMethod2C30 = new TH2F("JetCoreMethod2C30","",150, 0., 150.,100, 0., 1.5);
75bf77e3 315 fh2JetCoreMethod1C60 = new TH2F("JetCoreMethod1C60","",150, 0., 150.,100, 0., 1.5);
da93bb11 316 fh2JetCoreMethod2C60 = new TH2F("JetCoreMethod2C60","",150, 0., 150.,100, 0., 1.5);}
317
ea693273 318
da93bb11 319 if(fAngStructCloseTracks>0){
a9e585a7 320 fh2AngStructpt1C10 = new TH2F("Ang struct pt1 C10","",15,0.,1.5,150,0.,10.);
321 fh2AngStructpt2C10 = new TH2F("Ang struct pt2 C10","",15,0.,1.5,150,0.,10.);
322 fh2AngStructpt3C10 = new TH2F("Ang struct pt3 C10","",15,0.,1.5,150,0.,10.);
323 fh2AngStructpt4C10 = new TH2F("Ang struct pt4 C10","",15,0.,1.5,150,0.,10.);
324 fh2AngStructpt1C20 = new TH2F("Ang struct pt1 C20","",15,0.,1.5,150,0.,10.);
325 fh2AngStructpt2C20 = new TH2F("Ang struct pt2 C20","",15,0.,1.5,150,0.,10.);
326 fh2AngStructpt3C20 = new TH2F("Ang struct pt3 C20","",15,0.,1.5,150,0.,10.);
327 fh2AngStructpt4C20 = new TH2F("Ang struct pt4 C20","",15,0.,1.5,150,0.,10.);
328 fh2AngStructpt1C30 = new TH2F("Ang struct pt1 C30","",15,0.,1.5,150,0.,10.);
329 fh2AngStructpt2C30 = new TH2F("Ang struct pt2 C30","",15,0.,1.5,150,0.,10.);
330 fh2AngStructpt3C30 = new TH2F("Ang struct pt3 C30","",15,0.,1.5,150,0.,10.);
331 fh2AngStructpt4C30 = new TH2F("Ang struct pt4 C30","",15,0.,1.5,150,0.,10.);
332 fh2AngStructpt1C60 = new TH2F("Ang struct pt1 C60","",15,0.,1.5,150,0.,10.);
333 fh2AngStructpt2C60 = new TH2F("Ang struct pt2 C60","",15,0.,1.5,150,0.,10.);
334 fh2AngStructpt3C60 = new TH2F("Ang struct pt3 C60","",15,0.,1.5,150,0.,10.);
335 fh2AngStructpt4C60 = new TH2F("Ang struct pt4 C60","",15,0.,1.5,150,0.,10.); }
da93bb11 336 fh3spectriggered = new TH3F("Triggered spectrum","",10,0,100,50,0.,200,50,0.,50.);
337 fh3specbiased = new TH3F("Biased spectrum","",10,0,100,50,0.,200.,50,0.,50.);
529e2916 338 fh3spectot = new TH3F("Total spectrum","",50,0.,200.,50,0.,50.,50,0.,50.);
75bf77e3 339
340 fOutputList->Add(fHistEvtSelection);
a9e585a7 341
da93bb11 342 fOutputList->Add(fhnDeltaR);
343
529e2916 344 fOutputList->Add(fhnMixedEvents);
da93bb11 345
346
347
348 if(fCheckMethods){
529e2916 349
75bf77e3 350 fOutputList->Add(fh2JetCoreMethod1C10);
351 fOutputList->Add(fh2JetCoreMethod2C10);
ea693273 352 fOutputList->Add(fh2JetCoreMethod1C20);
353 fOutputList->Add(fh2JetCoreMethod2C20);
75bf77e3 354 fOutputList->Add(fh2JetCoreMethod1C30);
355 fOutputList->Add(fh2JetCoreMethod2C30);
75bf77e3 356 fOutputList->Add(fh2JetCoreMethod1C60);
da93bb11 357 fOutputList->Add(fh2JetCoreMethod2C60);}
a9e585a7 358
ea693273 359
75bf77e3 360
a9e585a7 361
362
363 if(fAngStructCloseTracks>0){
ea693273 364 fOutputList->Add(fh2AngStructpt1C10);
365 fOutputList->Add(fh2AngStructpt2C10);
366 fOutputList->Add(fh2AngStructpt3C10);
367 fOutputList->Add(fh2AngStructpt4C10);
368 fOutputList->Add(fh2AngStructpt1C20);
369 fOutputList->Add(fh2AngStructpt2C20);
370 fOutputList->Add(fh2AngStructpt3C20);
371 fOutputList->Add(fh2AngStructpt4C20);
372 fOutputList->Add(fh2AngStructpt1C30);
373 fOutputList->Add(fh2AngStructpt2C30);
374 fOutputList->Add(fh2AngStructpt3C30);
375 fOutputList->Add(fh2AngStructpt4C30);
376 fOutputList->Add(fh2AngStructpt1C60);
377 fOutputList->Add(fh2AngStructpt2C60);
378 fOutputList->Add(fh2AngStructpt3C60);
a9e585a7 379 fOutputList->Add(fh2AngStructpt4C60);}
da93bb11 380 fOutputList->Add(fh3spectriggered);
381 fOutputList->Add(fh3specbiased);
529e2916 382 fOutputList->Add(fh3spectot);
75bf77e3 383
384 // =========== Switch on Sumw2 for all histos ===========
385 for (Int_t i=0; i<fOutputList->GetEntries(); ++i) {
386 TH1 *h1 = dynamic_cast<TH1*>(fOutputList->At(i));
387 if (h1){
388 h1->Sumw2();
389 continue;
390 }
ea693273 391 THnSparse *hn = dynamic_cast<THnSparse*>(fOutputList->At(i));
392 if (hn){
393 hn->Sumw2();
394 }
75bf77e3 395 }
396 TH1::AddDirectory(oldStatus);
397
398 PostData(1, fOutputList);
399}
400
401void AliAnalysisTaskJetCore::UserExec(Option_t *)
402{
403
404
405 if(!strlen(fJetBranchName[0].Data()) || !strlen(fJetBranchName[1].Data())){
406 AliError("Jet branch name not set.");
407 return;
408 }
409
410 fESD=dynamic_cast<AliESDEvent*>(InputEvent());
411 if (!fESD) {
412 AliError("ESD not available");
413 fAOD = dynamic_cast<AliAODEvent*>(InputEvent());
414 } else {
415 fAOD = dynamic_cast<AliAODEvent*>(AODEvent());
416 }
ea693273 417
418 if(fNonStdFile.Length()!=0){
419 // case that we have an AOD extension we need can fetch the jets from the extended output
420 AliAODHandler *aodH = dynamic_cast<AliAODHandler*>(AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler());
421 fAODExtension = (aodH?aodH->GetExtension(fNonStdFile.Data()):0);
422 if(!fAODExtension){
423 if(fDebug>1)Printf("AODExtension found for %s",fNonStdFile.Data());
424 }}
425
426
427
428
75bf77e3 429
430 // -- event selection --
431 fHistEvtSelection->Fill(1); // number of events before event selection
432
433 // physics selection
434 AliInputEventHandler* inputHandler = (AliInputEventHandler*)
435 ((AliAnalysisManager::GetAnalysisManager())->GetInputEventHandler());
da93bb11 436 cout<<inputHandler->IsEventSelected()<<" "<<fOfflineTrgMask<<endl;
75bf77e3 437 if(!(inputHandler->IsEventSelected() & fOfflineTrgMask)){
438 if(fDebug) Printf(" Trigger Selection: event REJECTED ... ");
439 fHistEvtSelection->Fill(2);
440 PostData(1, fOutputList);
441 return;
442 }
443
444 // vertex selection
52721bee 445 if(!fAOD){
446 if(fDebug) Printf("%s:%d No AOD",(char*)__FILE__,__LINE__);
447 fHistEvtSelection->Fill(3);
448 PostData(1, fOutputList);
449 }
75bf77e3 450 AliAODVertex* primVtx = fAOD->GetPrimaryVertex();
52721bee 451
452 if(!primVtx){
453 if(fDebug) Printf("%s:%d No primVtx",(char*)__FILE__,__LINE__);
454 fHistEvtSelection->Fill(3);
d27719bf 455 PostData(1, fOutputList);
456 return;
52721bee 457 }
458
75bf77e3 459 Int_t nTracksPrim = primVtx->GetNContributors();
460 if ((nTracksPrim < fMinContribVtx) ||
461 (primVtx->GetZ() < fVtxZMin) ||
462 (primVtx->GetZ() > fVtxZMax) ){
463 if(fDebug) Printf("%s:%d primary vertex z = %f: event REJECTED...",(char*)__FILE__,__LINE__,primVtx->GetZ());
464 fHistEvtSelection->Fill(3);
465 PostData(1, fOutputList);
466 return;
467 }
468
469 // event class selection (from jet helper task)
470 Int_t eventClass = AliAnalysisHelperJetTasks::EventClass();
471 if(fDebug) Printf("Event class %d", eventClass);
472 if (eventClass < fEvtClassMin || eventClass > fEvtClassMax){
473 fHistEvtSelection->Fill(4);
474 PostData(1, fOutputList);
475 return;
476 }
477
478 // centrality selection
479 AliCentrality *cent = 0x0;
da93bb11 480 Double_t centValue = 0.;
75bf77e3 481 if(fESD) cent = fESD->GetCentrality();
482 if(cent) centValue = cent->GetCentralityPercentile("V0M");
483 if(fDebug) printf("centrality: %f\n", centValue);
484 if (centValue < fCentMin || centValue > fCentMax){
485 fHistEvtSelection->Fill(4);
486 PostData(1, fOutputList);
487 return;
488 }
489
490
568f8fa2 491 fHistEvtSelection->Fill(0);
492 // accepted events
75bf77e3 493 // -- end event selection --
ea693273 494
75bf77e3 495 // get background
496 AliAODJetEventBackground* externalBackground = 0;
ea693273 497 if(fAOD&&!externalBackground&&fBackgroundBranch.Length()){
75bf77e3 498 externalBackground = (AliAODJetEventBackground*)(fAOD->FindListObject(fBackgroundBranch.Data()));
499 if(!externalBackground)Printf("%s:%d Background branch not found %s",(char*)__FILE__,__LINE__,fBackgroundBranch.Data());;
500 }
ea693273 501 if(fAODExtension&&!externalBackground&&fBackgroundBranch.Length()){
502 externalBackground = (AliAODJetEventBackground*)(fAODExtension->GetAOD()->FindListObject(fBackgroundBranch.Data()));
503 if(!externalBackground)Printf("%s:%d Background branch not found %s",(char*)__FILE__,__LINE__,fBackgroundBranch.Data());;
504 }
505
75bf77e3 506 Float_t rho = 0;
507 if(externalBackground)rho = externalBackground->GetBackground(0);
508
509
510 // fetch jets
511 TClonesArray *aodJets[2];
ea693273 512 aodJets[0]=0;
513 if(fAOD&&!aodJets[0]){
a9e585a7 514 aodJets[0] = dynamic_cast<TClonesArray*>(fAOD->FindListObject(fJetBranchName[0].Data()));
ea693273 515 aodJets[1] = dynamic_cast<TClonesArray*>(fAOD->FindListObject(fJetBranchName[1].Data())); }
516 if(fAODExtension && !aodJets[0]){
529e2916 517 aodJets[0] = dynamic_cast<TClonesArray*>(fAODExtension->GetAOD()->FindListObject(fJetBranchName[0].Data()));
518 aodJets[1] = dynamic_cast<TClonesArray*>(fAODExtension->GetAOD()->FindListObject(fJetBranchName[1].Data())); }
ea693273 519
529e2916 520 //Double_t ptsub[aodJets[0]->GetEntriesFast()];
521 //Int_t inord[aodJets[0]->GetEntriesFast()];
522 //for(Int_t n=0;n<aodJets[0]->GetEntriesFast();n++){
523 // ptsub[n]=0;
524 // inord[n]=0;}
a9e585a7 525
ea693273 526 TList ParticleList;
527 Int_t nT = GetListOfTracks(&ParticleList);
528 for (Int_t iJetType = 0; iJetType < 2; iJetType++) {
75bf77e3 529 fListJets[iJetType]->Clear();
530 if (!aodJets[iJetType]) continue;
529e2916 531
75bf77e3 532 if(fDebug) Printf("%s: %d jets",fJetBranchName[iJetType].Data(),aodJets[iJetType]->GetEntriesFast());
533
a9e585a7 534
75bf77e3 535 for (Int_t iJet = 0; iJet < aodJets[iJetType]->GetEntriesFast(); iJet++) {
536 AliAODJet *jet = dynamic_cast<AliAODJet*>((*aodJets[iJetType])[iJet]);
529e2916 537 if (jet) fListJets[iJetType]->Add(jet);
538 // if(iJetType==0){
539 // ptsub[iJet]=jet->Pt()-rho*jet->EffectiveAreaCharged();}
540 }}
75bf77e3 541
542 Double_t etabig=0;
543 Double_t ptbig=0;
544 Double_t areabig=0;
545 Double_t phibig=0.;
546 Double_t etasmall=0;
547 Double_t ptsmall=0;
548 Double_t areasmall=0;
da93bb11 549 //Double_t distr=0.;
75bf77e3 550 Double_t phismall=0.;
a9e585a7 551
da93bb11 552
529e2916 553 // Double_t up1[15]={0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.};
554 // Double_t up2[15]={0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.};
555 // Double_t up3[15]={0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.};
556 // Double_t up4[15]={0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.};
557 // Double_t down1[15]={0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.};
558 // Double_t down2[15]={0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.};
559 // Double_t down3[15]={0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.};
560 // Double_t down4[15]={0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.,0.};
561 Int_t iCount=0;
562 Int_t trigJet=-1;
563 Int_t trigBBTrack=-1;
564 Int_t trigInTrack=-1;
565
75bf77e3 566 for(Int_t i=0; i<fListJets[0]->GetEntries(); ++i){
567 AliAODJet* jetbig = (AliAODJet*)(fListJets[0]->At(i));
568 etabig = jetbig->Eta();
569 phibig = jetbig->Phi();
570 ptbig = jetbig->Pt();
571 if(ptbig==0) continue;
572 areabig = jetbig->EffectiveAreaCharged();
ea693273 573 Double_t ptcorr=ptbig-rho*areabig;
574 if(ptcorr<=0) continue;
75bf77e3 575 if((etabig<fJetEtaMin)||(etabig>fJetEtaMax)) continue;
576 Double_t dismin=100.;
577 Double_t ptmax=-10.;
578 Int_t index1=-1;
579 Int_t index2=-1;
da93bb11 580
529e2916 581 Int_t point=GetHardestTrackBackToJet(jetbig);
da93bb11 582 AliVParticle *partback = (AliVParticle*)ParticleList.At(point);
529e2916 583 if(!partback) continue;
da93bb11 584 fh3spectriggered->Fill(centValue,ptcorr,partback->Pt());
c42c6838 585 if(partback->Pt()<6.) continue;
da93bb11 586 AliAODTrack* leadtrack;
587 Int_t ippt=0;
588 Double_t ppt=-10;
529e2916 589 TRefArray *genTrackList = jetbig->GetRefTracks();
590 Int_t nTracksGenJet = genTrackList->GetEntriesFast();
591 AliAODTrack* genTrack;
da93bb11 592 for(Int_t ir=0; ir<nTracksGenJet; ++ir){
593 genTrack = (AliAODTrack*)(genTrackList->At(ir));
594 if(genTrack->Pt()>ppt){ppt=genTrack->Pt();
529e2916 595 ippt=ir;}}
da93bb11 596 leadtrack=(AliAODTrack*)(genTrackList->At(ippt));
529e2916 597 if(!leadtrack) continue;
da93bb11 598 fh3specbiased->Fill(centValue,ptcorr,leadtrack->Pt());
529e2916 599 if(centValue<10)fh3spectot->Fill(ptcorr,leadtrack->Pt(),partback->Pt());
600 //store one trigger info
601 if((partback->Pt()>10.)&&(iCount==0)){
602 trigJet=i;
603 trigBBTrack=point;
604 trigInTrack=ippt;
605 iCount=iCount+1;}
606
607
608 if(fCheckMethods){
609 for(Int_t j=0; j<fListJets[1]->GetEntries(); ++j){
75bf77e3 610 AliAODJet* jetsmall = (AliAODJet*)(fListJets[1]->At(j));
611 etasmall = jetsmall->Eta();
612 phismall = jetsmall->Phi();
613 ptsmall = jetsmall->Pt();
614 areasmall = jetsmall->EffectiveAreaCharged();
ea693273 615 Double_t tmpDeltaR=(phismall-phibig)*(phismall-phibig)+(etasmall-etabig)*(etasmall-etabig);
616 tmpDeltaR=TMath::Sqrt(tmpDeltaR);
617 //Fraction in the jet core
618 if((ptsmall>ptmax)&&(tmpDeltaR<=fRadioFrac)){ptmax=ptsmall;
75bf77e3 619 index2=j;}
ea693273 620 if(tmpDeltaR<=dismin){ dismin=tmpDeltaR;
621 index1=j;}} //en of loop over R=0.2 jets
75bf77e3 622 //method1:most concentric jet=core
623 if(dismin<fMinDist){ AliAODJet* jetmethod1 = (AliAODJet*)(fListJets[1]->At(index1));
ea693273 624 if(centValue<10) fh2JetCoreMethod1C10->Fill(ptcorr,jetmethod1->Pt()/ptbig);
625 if((centValue>20)&&(centValue<40)) fh2JetCoreMethod1C20->Fill(ptcorr,jetmethod1->Pt()/ptbig);
626 if((centValue>30)&&(centValue<60)) fh2JetCoreMethod1C30->Fill(ptcorr,jetmethod1->Pt()/ptbig);
627 if(centValue>60) fh2JetCoreMethod1C60->Fill(ptcorr,jetmethod1->Pt()/ptbig); }
75bf77e3 628 //method2:hardest contained jet=core
629 if(index2!=-1){
630 AliAODJet* jetmethod2 = (AliAODJet*)(fListJets[1]->At(index2));
ea693273 631 if(centValue<10) fh2JetCoreMethod2C10->Fill(ptcorr,jetmethod2->Pt()/ptbig);
632 if((centValue>20)&&(centValue<40)) fh2JetCoreMethod2C20->Fill(ptcorr,jetmethod2->Pt()/ptbig);
633 if((centValue>30)&&(centValue<60)) fh2JetCoreMethod2C30->Fill(ptcorr,jetmethod2->Pt()/ptbig);
da93bb11 634 if(centValue>60) fh2JetCoreMethod2C60->Fill(ptcorr,jetmethod2->Pt()/ptbig); }}
ea693273 635
da93bb11 636 for(int it = 0;it<nT;++it){
ea693273 637 AliVParticle *part = (AliVParticle*)ParticleList.At(it);
529e2916 638 Double_t deltaR = jetbig->DeltaR(part);
da93bb11 639 Double_t deltaEta = etabig-part->Eta();
640 Double_t deltaPhi=phibig-part->Phi();
641 if(deltaPhi<-0.5*TMath::Pi()) deltaPhi+=2.*TMath::Pi();
642 if(deltaPhi>3./2.*TMath::Pi()) deltaPhi-=2.*TMath::Pi();
529e2916 643 Double_t jetEntries[8] = {centValue,ptcorr,part->Pt(),deltaR,deltaEta,deltaPhi,leadtrack->Pt(),partback->Pt()}; fhnDeltaR->Fill(jetEntries);
644 }
645 //end of track loop
646 }
647 //end of jet loop
648
649
650
651
652 if(fDoEventMixing){
653 //check before if the trigger exists
654 // fTrigBuffer[i][0] = zvtx
655 // fTrigBuffer[i][1] = phi
656 // fTrigBuffer[i][2] = eta
657 // fTrigBuffer[i][3] = pt_jet
658 // fTrigBuffer[i][4] = pt_trig
659 // fTrigBuffer[i][5]= pt_track_in
660 // fTrigBuffer[i][6]= centrality
661 if(fTindex==11) fTindex=0;
662 if(fTrigBuffer[fTindex][3]>0){
663 if (TMath::Abs(fTrigBuffer[fTindex][0]-primVtx->GetZ()<2.)){
664 if (TMath::Abs(fTrigBuffer[fTindex][6]-centValue<10)){
665
666 for(int it = 0;it<nT;++it){
667 AliVParticle *part = (AliVParticle*)ParticleList.At(it); Double_t DPhi = fTrigBuffer[fTindex][1] - part->Phi();
668 Double_t DEta = fTrigBuffer[fTindex][2] - part->Eta();
669 Double_t DR=TMath::Sqrt(DPhi*DPhi+DEta*DEta);
670 if(DPhi<-0.5*TMath::Pi()) DPhi+=2.*TMath::Pi();
671 if(DPhi>3./2.*TMath::Pi()) DPhi-=2.*TMath::Pi();
672 Double_t triggerEntries[8] = {centValue,fTrigBuffer[fTindex][3],part->Pt(),DR,DEta,DPhi,fTrigBuffer[fTindex][4],fTrigBuffer[fTindex][5]};
673 fhnMixedEvents->Fill(triggerEntries);
674 }
675 fNevents=fNevents+1;
676 if(fNevents==9) {fTindex=fTindex+1;
677 fNevents=0;}
678 }}}
679
680
681 // Copy the triggers from the current event into the buffer.
682 //again, only if the trigger exists:
683 if(trigJet>-1){
684 AliAODJet* jetT = (AliAODJet*)(fListJets[0]->At(trigJet));
685 AliVParticle *partL = (AliVParticle*)ParticleList.At(trigInTrack);
686 AliVParticle *partT = (AliVParticle*)ParticleList.At(trigBBTrack);
687 fTrigBuffer[fTrigBufferIndex][0] = primVtx->GetZ();
688 fTrigBuffer[fTrigBufferIndex][1] = jetT->Phi();
689 fTrigBuffer[fTrigBufferIndex][2] = jetT->Eta();
690 fTrigBuffer[fTrigBufferIndex][3] = jetT->Pt()-rho*jetT->EffectiveAreaCharged();
691 fTrigBuffer[fTrigBufferIndex][4] = partT->Pt();
692 fTrigBuffer[fTrigBufferIndex][5] = partL->Pt();
693 fTrigBuffer[fTrigBufferIndex][6] = centValue;
694 fTrigBufferIndex++;
695 if(fTrigBufferIndex==9) fTrigBufferIndex=0;
696 }
697 }
698
699
700
701
da93bb11 702
ea693273 703 //////////////////ANGULAR STRUCTURE//////////////////////////////////////
704
705 //tracks up to R=0.8 distant from the jet axis
529e2916 706 // if(fAngStructCloseTracks==1){
707 // TList CloseTrackList;
708 // Int_t nn=GetListOfTracksCloseToJet(&CloseTrackList,jetbig);
709 // Double_t difR=0.04;
710 // for(Int_t l=0;l<15;l++){
711 // Double_t rr=l*0.1+0.1;
712 // for(int it = 0;it<nn;++it){
713 // AliVParticle *part1 = (AliVParticle*)CloseTrackList.At(it);
714 // for(int itu=it+1;itu<CloseTrackList.GetEntries();itu++){
715 // AliVParticle *part2 = (AliVParticle*)CloseTrackList.At(itu);
716 // Double_t ptm=part1->Pt();
717 // Double_t ptn=part2->Pt();
718 // Double_t Rnm = (part1->Eta()-part2->Eta())*(part1->Eta()-part2->Eta())+(part1->Phi()-part2->Phi())*(part1->Phi()-part2->Phi());
719 // Rnm=TMath::Sqrt(Rnm);
720 // Double_t deltag=(1./(TMath::Sqrt(2*TMath::Pi())*difR))*TMath::Exp(-1.*(rr-Rnm)*(rr-Rnm)/(2.*difR*difR));
721 // Double_t stepf=0.5*(1.+TMath::Erf((rr-Rnm)/(TMath::Sqrt(2.)*difR)));
722 // if((ptcorr<85.) && (ptcorr>=70.)){up1[l]=up1[l]+ptm*ptn*Rnm*Rnm*deltag;
723 // down1[l]=down1[l]+ptm*ptn*Rnm*Rnm*stepf;}
724 // if((ptcorr<100.) && (ptcorr>=85.)){up2[l]=up2[l]+ptm*ptn*Rnm*Rnm*deltag;
725 // down2[l]=down2[l]+ptm*ptn*Rnm*Rnm*stepf;}
726 // if((ptcorr<120.) && (ptcorr>=100.)){up3[l]=up3[l]+ptm*ptn*Rnm*Rnm*deltag;
727 // down3[l]=down3[l]+ptm*ptn*Rnm*Rnm*stepf;}
728 // if((ptcorr<140.) && (ptcorr>=120.)){up4[l]=up4[l]+ptm*ptn*Rnm*Rnm*deltag;
729 // down4[l]=down4[l]+ptm*ptn*Rnm*Rnm*stepf;}}}}
730 // }
ea693273 731
529e2916 732 // //only jet constituents
733 // if(fAngStructCloseTracks==2){
ea693273 734
529e2916 735 // Double_t difR=0.04;
736 // for(Int_t l=0;l<15;l++){
737 // Double_t rr=l*0.1+0.1;
ea693273 738
739
529e2916 740 // AliAODTrack* part1;
741 // AliAODTrack* part2;
da93bb11 742
529e2916 743 // TRefArray *genTrackListb = jetbig->GetRefTracks();
744 // Int_t nTracksGenJetb = genTrackListb->GetEntriesFast();
da93bb11 745
746
747
529e2916 748 // for(Int_t it=0; it<nTracksGenJetb; ++it){
749 // part1 = (AliAODTrack*)(genTrackListb->At(it));
750 // for(Int_t itu=0; itu<nTracksGenJetb; ++itu){
751 // part2 = (AliAODTrack*)(genTrackListb->At(itu));
752 // Double_t ptm=part1->Pt();
753 // Double_t ptn=part2->Pt();
754 // Double_t Rnm = (part1->Eta()-part2->Eta())*(part1->Eta()-part2->Eta())+(part1->Phi()-part2->Phi())*(part1->Phi()-part2->Phi());
755 // Rnm=TMath::Sqrt(Rnm);
756 // Double_t deltag=(1./(TMath::Sqrt(2*TMath::Pi())*difR))*TMath::Exp(-1.*(rr-Rnm)*(rr-Rnm)/(2.*difR*difR));
757 // Double_t stepf=0.5*(1.+TMath::Erf((rr-Rnm)/(TMath::Sqrt(2.)*difR)));
758 // if((ptcorr<85.) && (ptcorr>=70.)){up1[l]=up1[l]+ptm*ptn*Rnm*Rnm*deltag;
759 // down1[l]=down1[l]+ptm*ptn*Rnm*Rnm*stepf;}
760 // if((ptcorr<100.) && (ptcorr>=85.)){up2[l]=up2[l]+ptm*ptn*Rnm*Rnm*deltag;
761 // down2[l]=down2[l]+ptm*ptn*Rnm*Rnm*stepf;}
762 // if((ptcorr<120.) && (ptcorr>=100.)){up3[l]=up3[l]+ptm*ptn*Rnm*Rnm*deltag;
763 // down3[l]=down3[l]+ptm*ptn*Rnm*Rnm*stepf;}
764 // if((ptcorr<140.) && (ptcorr>=120.)){up4[l]=up4[l]+ptm*ptn*Rnm*Rnm*deltag;
765 // down4[l]=down4[l]+ptm*ptn*Rnm*Rnm*stepf;}}}}}
766 // }
767 // //end loop over R=0.4 jets
768 // if(fAngStructCloseTracks>0){
769 // for(Int_t l=0;l<15;l++){
770 // Double_t rr=l*0.1+0.1;
771 // if(down1[l]!=0){
772 // if(centValue<10.)fh2AngStructpt1C10->Fill(rr,rr*up1[l]/down1[l]);
773 // if(centValue>20. && centValue<40.) fh2AngStructpt1C20->Fill(rr,rr*up1[l]/down1[l]);
774 // if(centValue>30. && centValue<60.) fh2AngStructpt1C30->Fill(rr,rr*up1[l]/down1[l]);
775 // if(centValue>60.) fh2AngStructpt1C60->Fill(rr,rr*up1[l]/down1[l]);}
776 // if(down2[l]!=0){
777 // if(centValue<10.) fh2AngStructpt2C10->Fill(rr,rr*up2[l]/down2[l]);
778 // if(centValue>20. && centValue<40.) fh2AngStructpt2C20->Fill(rr,rr*up2[l]/down2[l]);
779 // if(centValue>30. && centValue<60.) fh2AngStructpt2C30->Fill(rr,rr*up2[l]/down2[l]);
780 // if(centValue>60.) fh2AngStructpt2C60->Fill(rr,rr*up2[l]/down2[l]);}
781 // if(down3[l]!=0){
782 // if(centValue<10.) fh2AngStructpt3C10->Fill(rr,rr*up3[l]/down3[l]);
783 // if(centValue>20. && centValue<40.) fh2AngStructpt3C20->Fill(rr,rr*up3[l]/down3[l]);
784 // if(centValue>30. && centValue<60.) fh2AngStructpt3C30->Fill(rr,rr*up3[l]/down3[l]);
785 // if(centValue>60.) fh2AngStructpt3C60->Fill(rr,rr*up3[l]/down3[l]);}
786 // if(down4[l]!=0){
787 // if(centValue<10.) fh2AngStructpt4C10->Fill(rr,rr*up4[l]/down4[l]);
788 // if(centValue>20. && centValue<40.) fh2AngStructpt4C20->Fill(rr,rr*up4[l]/down4[l]);
789 // if(centValue>30. && centValue<60.) fh2AngStructpt4C30->Fill(rr,rr*up4[l]/down4[l]);
790 // if(centValue>60.) fh2AngStructpt4C60->Fill(rr,rr*up4[l]/down4[l]);}}}
ea693273 791
792
793
794
795
75bf77e3 796
797
798 PostData(1, fOutputList);
da93bb11 799}
75bf77e3 800
801void AliAnalysisTaskJetCore::Terminate(const Option_t *)
802{
803 // Draw result to the screen
804 // Called once at the end of the query
805
806 if (!GetOutputData(1))
807 return;
808}
809
ea693273 810
811
812
813
814
815
816
817
818
819
820Int_t AliAnalysisTaskJetCore::GetListOfTracks(TList *list){
821
822 Int_t iCount = 0;
823
8b47ec90 824
ea693273 825 for(int it = 0;it < fAOD->GetNumberOfTracks();++it){
826 AliAODTrack *tr = fAOD->GetTrack(it);
827 if((fFilterMask>0)&&!(tr->TestFilterBit(fFilterMask)))continue;
828 if(TMath::Abs(tr->Eta())>0.9)continue;
829 if(tr->Pt()<0.15)continue;
830 list->Add(tr);
831 //cout<<fAOD->GetNumberOfTracks()<<" "<<tr->Pt()<<endl;
832 iCount++;
833 }
834
529e2916 835
ea693273 836 return iCount;
837
838}
839
da93bb11 840 Int_t AliAnalysisTaskJetCore::GetHardestTrackBackToJet(AliAODJet *jetbig){
841
842
843 Int_t index=-1;
844 Double_t ptmax=-10;
845 Double_t dphi=0;
846 Double_t dif=0;
847 Int_t iCount=0;
848 for(int it = 0;it < fAOD->GetNumberOfTracks();++it){
849 AliAODTrack *tr = fAOD->GetTrack(it);
850 if((fFilterMask>0)&&!(tr->TestFilterBit(fFilterMask)))continue;
851 if(TMath::Abs(tr->Eta())>0.9)continue;
852 if(tr->Pt()<0.15)continue;
853 iCount=iCount+1;
529e2916 854 dphi=RelativePhi(tr->Phi(),jetbig->Phi());
da93bb11 855 if(TMath::Abs(dphi)<TMath::Pi()-0.2) continue;
856 if(tr->Pt()>ptmax){ ptmax=tr->Pt();
b6844e9e 857 index=iCount-1;
858 dif=dphi; }}
da93bb11 859
860 return index;
861
862 }
863
864
865
866
867
868
869
870
871
ea693273 872 Int_t AliAnalysisTaskJetCore::GetListOfTracksCloseToJet(TList *list,AliAODJet *jetbig){
873
874 Int_t iCount = 0;
875
8b47ec90 876
ea693273 877 for(int it = 0;it < fAOD->GetNumberOfTracks();++it){
878 AliAODTrack *tr = fAOD->GetTrack(it);
879 if((fFilterMask>0)&&!(tr->TestFilterBit(fFilterMask)))continue;
880 if(TMath::Abs(tr->Eta())>0.9)continue;
881 if(tr->Pt()<0.15)continue;
882 Double_t disR=jetbig->DeltaR(tr);
883 if(disR>0.8) continue;
884 list->Add(tr);
885 //cout<<fAOD->GetNumberOfTracks()<<" "<<tr->Pt()<<endl;
886 iCount++;
887 }
888
889 list->Sort();
890 return iCount;
891
892}
893
894
895
896
897
898
899
900
901
902
903
75bf77e3 904Int_t AliAnalysisTaskJetCore::GetNInputTracks()
905{
906
907 Int_t nInputTracks = 0;
908
909 TString jbname(fJetBranchName[1]);
910 //needs complete event, use jets without background subtraction
911 for(Int_t i=1; i<=3; ++i){
912 if(jbname.Contains(Form("B%d",i))) jbname.ReplaceAll(Form("B%d",i),"B0");
913 }
914 // use only HI event
915 if(jbname.Contains("AODextraonly")) jbname.ReplaceAll("AODextraonly","AOD");
916 if(jbname.Contains("AODextra")) jbname.ReplaceAll("AODextra","AOD");
917
918 if(fDebug) Printf("Multiplicity from jet branch %s", jbname.Data());
919 TClonesArray *tmpAODjets = dynamic_cast<TClonesArray*>(fAOD->FindListObject(jbname.Data()));
920 if(!tmpAODjets){
921 Printf("Jet branch %s not found", jbname.Data());
922 Printf("AliAnalysisTaskJetCore::GetNInputTracks FAILED");
923 return -1;
924 }
925
926 for (Int_t iJet=0; iJet<tmpAODjets->GetEntriesFast(); iJet++){
927 AliAODJet *jet = dynamic_cast<AliAODJet*>((*tmpAODjets)[iJet]);
928 if(!jet) continue;
929 TRefArray *trackList = jet->GetRefTracks();
930 Int_t nTracks = trackList->GetEntriesFast();
931 nInputTracks += nTracks;
932 if(fDebug) Printf("#jet%d: %d tracks", iJet, nTracks);
933 }
934 if(fDebug) Printf("---> input tracks: %d", nInputTracks);
935
936 return nInputTracks;
937}
938
939
940
ea693273 941Double_t AliAnalysisTaskJetCore::RelativePhi(Double_t mphi,Double_t vphi){
942
943 if (vphi < -1*TMath::Pi()) vphi += (2*TMath::Pi());
944 else if (vphi > TMath::Pi()) vphi -= (2*TMath::Pi());
945 if (mphi < -1*TMath::Pi()) mphi += (2*TMath::Pi());
946 else if (mphi > TMath::Pi()) mphi -= (2*TMath::Pi());
947 double dphi = mphi-vphi;
948 if (dphi < -1*TMath::Pi()) dphi += (2*TMath::Pi());
949 else if (dphi > TMath::Pi()) dphi -= (2*TMath::Pi());
950 return dphi;//dphi in [-Pi, Pi]
951}
952
75bf77e3 953
954
da93bb11 955THnSparse* AliAnalysisTaskJetCore::NewTHnSparseF(const char* name, UInt_t entries)
956{
957 // generate new THnSparseF, axes are defined in GetDimParams()
958
959 Int_t count = 0;
960 UInt_t tmp = entries;
961 while(tmp!=0){
962 count++;
963 tmp = tmp &~ -tmp; // clear lowest bit
964 }
965
966 TString hnTitle(name);
967 const Int_t dim = count;
968 Int_t nbins[dim];
969 Double_t xmin[dim];
970 Double_t xmax[dim];
971
972 Int_t i=0;
973 Int_t c=0;
974 while(c<dim && i<32){
975 if(entries&(1<<i)){
976
977 TString label("");
978 GetDimParams(i, label, nbins[c], xmin[c], xmax[c]);
979 hnTitle += Form(";%s",label.Data());
980 c++;
981 }
982
983 i++;
984 }
985 hnTitle += ";";
986
987 return new THnSparseF(name, hnTitle.Data(), dim, nbins, xmin, xmax);
988}
989
990void AliAnalysisTaskJetCore::GetDimParams(Int_t iEntry, TString &label, Int_t &nbins, Double_t &xmin, Double_t &xmax)
991{
992 // stores label and binning of axis for THnSparse
993
994 const Double_t pi = TMath::Pi();
995
996 switch(iEntry){
997
998 case 0:
999 label = "V0 centrality (%)";
1000
1001 nbins = 10;
1002 xmin = 0.;
1003 xmax = 100.;
1004 break;
1005
1006
1007 case 1:
1008 label = "corrected jet pt";
c42c6838 1009 nbins = 20;
da93bb11 1010 xmin = 0.;
1011 xmax = 200.;
1012 break;
1013
1014
1015 case 2:
1016 label = "track pT";
1017
c42c6838 1018 nbins = 14;
da93bb11 1019 xmin = 0.;
c42c6838 1020 xmax = 150;
da93bb11 1021 break;
1022
1023
529e2916 1024 case 3:
da93bb11 1025 label = "deltaR";
1026 nbins = 15;
1027 xmin = 0.;
1028 xmax = 1.5;
1029 break;
529e2916 1030
1031
1032
da93bb11 1033 case 4:
1034 label = "deltaEta";
1035 nbins = 30;
1036 xmin = -1.5;
1037 xmax = 1.5;
1038 break;
1039
1040
1041 case 5:
1042 label = "deltaPhi";
1043 nbins = 90;
1044 xmin = -0.5*pi;
1045 xmax = 1.5*pi;
1046 break;
1047
1048
529e2916 1049
1050 case 6:
da93bb11 1051 label = "leading track";
c42c6838 1052 nbins = 10;
da93bb11 1053 xmin = 0;
c42c6838 1054 xmax = 10;
da93bb11 1055 break;
1056
529e2916 1057 case 7:
da93bb11 1058
1059 label = "trigger track";
c42c6838 1060 nbins =5;
da93bb11 1061 xmin = 0;
1062 xmax = 50;
1063 break;
529e2916 1064
1065
1066
1067
1068
1069
1070
1071
da93bb11 1072 }
1073
1074}
1075