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fdceab34 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | //----------------------------------------------------------------------- | |
2b553e6f | 17 | // Efficiency between different steps of the procedure. |
fdceab34 | 18 | // The ouptut of the task is a AliCFContainer from which the efficiencies |
19 | // can be calculated | |
20 | //----------------------------------------------------------------------- | |
21 | // Author : Marta Verweij - UU | |
22 | //----------------------------------------------------------------------- | |
23 | ||
24 | ||
67ebd013 | 25 | #ifndef ALIPWG4HIGHPTSPECTRA_CXX |
26 | #define ALIPWG4HIGHPTSPECTRA_CXX | |
fdceab34 | 27 | |
28 | #include "AliPWG4HighPtSpectra.h" | |
29 | ||
67ebd013 | 30 | #include "TVector3.h" |
31 | #include <iostream> | |
32 | #include "TH1.h" | |
33 | #include "TH2.h" | |
34 | #include "TH3.h" | |
b4691ee7 | 35 | #include "TProfile.h" |
67ebd013 | 36 | #include "TList.h" |
37 | #include "TChain.h" | |
b4691ee7 | 38 | #include "TKey.h" |
39 | #include "TSystem.h" | |
40 | #include "TFile.h" | |
67ebd013 | 41 | |
42 | #include "AliAnalysisManager.h" | |
43 | #include "AliESDInputHandler.h" | |
44 | #include "AliESDtrack.h" | |
45 | #include "AliESDtrackCuts.h" | |
46 | #include "AliExternalTrackParam.h" | |
2b553e6f | 47 | #include "AliCentrality.h" |
65e8ecdd | 48 | |
67ebd013 | 49 | #include "AliLog.h" |
50 | ||
fdceab34 | 51 | #include "AliStack.h" |
52 | #include "TParticle.h" | |
fdceab34 | 53 | #include "AliMCEvent.h" |
54 | #include "AliMCEventHandler.h" | |
fdceab34 | 55 | #include "AliCFContainer.h" |
b4691ee7 | 56 | #include "AliGenPythiaEventHeader.h" |
57 | #include "AliGenCocktailEventHeader.h" | |
67ebd013 | 58 | //#include "$ALICE_ROOT/PWG4/JetTasks/AliAnalysisHelperJetTasks.h" |
59 | ||
60 | //#include <iostream> | |
fdceab34 | 61 | using namespace std; //required for resolving the 'cout' symbol |
62 | ||
63 | ClassImp(AliPWG4HighPtSpectra) | |
64 | ||
65 | //__________________________________________________________________________ | |
66 | AliPWG4HighPtSpectra::AliPWG4HighPtSpectra() : AliAnalysisTask("AliPWG4HighPtSpectra", ""), | |
67 | fReadAODData(0), | |
67ebd013 | 68 | fCFManagerPos(0x0), |
69 | fCFManagerNeg(0x0), | |
cce400da | 70 | fESD(0x0), |
71 | fMC(0x0), | |
72 | fStack(0x0), | |
34fc6450 | 73 | fVtx(0x0), |
2b553e6f | 74 | fIsPbPb(0), |
75 | fCentClass(10), | |
34fc6450 | 76 | fTrackType(0), |
cce400da | 77 | fTrackCuts(0x0), |
327d12da | 78 | fTrackCutsReject(0x0), |
dae7dd67 | 79 | fSigmaConstrainedMax(100.), |
b4691ee7 | 80 | fAvgTrials(1), |
fdceab34 | 81 | fHistList(0), |
b5cc0c6d | 82 | fNEventAll(0), |
b4691ee7 | 83 | fNEventSel(0), |
cb76764e | 84 | fNEventReject(0), |
2b553e6f | 85 | fh1Centrality(0x0), |
b4691ee7 | 86 | fh1Xsec(0), |
87 | fh1Trials(0), | |
88 | fh1PtHard(0), | |
a337a5a9 | 89 | fh1PtHardTrials(0), |
90 | fPtRelUncertainty1PtPrim(0x0), | |
91 | fPtRelUncertainty1PtSec(0x0) | |
fdceab34 | 92 | { |
93 | // | |
94 | //Default ctor | |
95 | // | |
96 | } | |
97 | //___________________________________________________________________________ | |
98 | AliPWG4HighPtSpectra::AliPWG4HighPtSpectra(const Char_t* name) : | |
99 | AliAnalysisTask(name,""), | |
100 | fReadAODData(0), | |
67ebd013 | 101 | fCFManagerPos(0x0), |
102 | fCFManagerNeg(0x0), | |
cce400da | 103 | fESD(0x0), |
104 | fMC(0x0), | |
105 | fStack(0x0), | |
34fc6450 | 106 | fVtx(0x0), |
2b553e6f | 107 | fIsPbPb(0), |
108 | fCentClass(10), | |
34fc6450 | 109 | fTrackType(0), |
cce400da | 110 | fTrackCuts(0x0), |
327d12da | 111 | fTrackCutsReject(0x0), |
dae7dd67 | 112 | fSigmaConstrainedMax(100.), |
b4691ee7 | 113 | fAvgTrials(1), |
fdceab34 | 114 | fHistList(0), |
b5cc0c6d | 115 | fNEventAll(0), |
b4691ee7 | 116 | fNEventSel(0), |
cb76764e | 117 | fNEventReject(0), |
2b553e6f | 118 | fh1Centrality(0x0), |
b4691ee7 | 119 | fh1Xsec(0), |
120 | fh1Trials(0), | |
121 | fh1PtHard(0), | |
a337a5a9 | 122 | fh1PtHardTrials(0), |
123 | fPtRelUncertainty1PtPrim(0x0), | |
124 | fPtRelUncertainty1PtSec(0x0) | |
fdceab34 | 125 | { |
126 | // | |
127 | // Constructor. Initialization of Inputs and Outputs | |
128 | // | |
f51451be | 129 | AliDebug(2,Form("AliPWG4HighPtSpectra Calling Constructor")); |
fdceab34 | 130 | // Input slot #0 works with a TChain ESD |
131 | DefineInput(0, TChain::Class()); | |
e5abcde9 | 132 | // Output slot #0 writes into a TList |
fdceab34 | 133 | DefineOutput(0,TList::Class()); |
e5abcde9 | 134 | // Output slot #1, #2 writes into a AliCFContainer |
fdceab34 | 135 | DefineOutput(1,AliCFContainer::Class()); |
67ebd013 | 136 | DefineOutput(2,AliCFContainer::Class()); |
e5abcde9 | 137 | // Output slot #3 writes into a AliESDtrackCuts |
138 | DefineOutput(3, AliESDtrackCuts::Class()); | |
1f329128 | 139 | DefineOutput(4, AliESDtrackCuts::Class()); |
e5abcde9 | 140 | } |
141 | ||
142 | //________________________________________________________________________ | |
143 | void AliPWG4HighPtSpectra::LocalInit() | |
144 | { | |
145 | // | |
146 | // Only called once at beginning | |
147 | // | |
148 | PostData(3,fTrackCuts); | |
fdceab34 | 149 | } |
150 | ||
fdceab34 | 151 | //________________________________________________________________________ |
152 | void AliPWG4HighPtSpectra::ConnectInputData(Option_t *) | |
153 | { | |
154 | // Connect ESD here | |
155 | // Called once | |
df943115 | 156 | AliDebug(2,Form(">> AliPWG4HighPtSpectra::ConnectInputData \n")); |
fdceab34 | 157 | |
158 | TTree* tree = dynamic_cast<TTree*> (GetInputData(0)); | |
159 | if (!tree) { | |
cce400da | 160 | AliDebug(2,Form( "ERROR: Could not read chain from input slot 0 \n")); |
161 | return; | |
fdceab34 | 162 | } |
cce400da | 163 | |
164 | AliESDInputHandler *esdH = dynamic_cast<AliESDInputHandler*> (AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()); | |
165 | ||
166 | if (!esdH) { | |
167 | AliDebug(2,Form("ERROR: Could not get ESDInputHandler")); | |
168 | return; | |
169 | } else | |
170 | fESD = esdH->GetEvent(); | |
67ebd013 | 171 | |
cce400da | 172 | AliMCEventHandler *eventHandler = dynamic_cast<AliMCEventHandler*> (AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler()); |
173 | if (!eventHandler) { | |
174 | AliDebug(2,Form( "ERROR: Could not retrieve MC event handler \n")); | |
175 | } | |
176 | else | |
177 | fMC = eventHandler->MCEvent(); | |
178 | ||
fdceab34 | 179 | } |
cce400da | 180 | |
181 | //________________________________________________________________________ | |
182 | Bool_t AliPWG4HighPtSpectra::SelectEvent() { | |
fdceab34 | 183 | // |
cce400da | 184 | // Decide if event should be selected for analysis |
fdceab34 | 185 | // |
fdceab34 | 186 | |
cce400da | 187 | // Checks following requirements: |
188 | // - fESD available | |
189 | // - trigger info from AliPhysicsSelection | |
190 | // - number of reconstructed tracks > 1 | |
191 | // - primary vertex reconstructed | |
192 | // - z-vertex < 10 cm | |
193 | ||
194 | Bool_t selectEvent = kTRUE; | |
b5cc0c6d | 195 | |
cce400da | 196 | //fESD object available? |
fdceab34 | 197 | if (!fESD) { |
cce400da | 198 | AliDebug(2,Form("ERROR: fInputEvent not available\n")); |
cb76764e | 199 | fNEventReject->Fill("noESD",1); |
cce400da | 200 | selectEvent = kFALSE; |
201 | return selectEvent; | |
fdceab34 | 202 | } |
203 | ||
cce400da | 204 | //Trigger |
bfd58011 | 205 | UInt_t isSelected = ((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->IsEventSelected(); |
206 | if(!(isSelected&AliVEvent::kMB)) { //Select collison candidates | |
b5cc0c6d | 207 | AliDebug(2,Form(" Trigger Selection: event REJECTED ... ")); |
cb76764e | 208 | fNEventReject->Fill("Trigger",1); |
cce400da | 209 | selectEvent = kFALSE; |
210 | return selectEvent; | |
67ebd013 | 211 | } |
b5cc0c6d | 212 | |
cce400da | 213 | //Check if number of reconstructed tracks is larger than 1 |
214 | if(!fESD->GetNumberOfTracks() || fESD->GetNumberOfTracks()<2) { | |
215 | fNEventReject->Fill("NTracks<2",1); | |
216 | selectEvent = kFALSE; | |
217 | return selectEvent; | |
fdceab34 | 218 | } |
b4691ee7 | 219 | |
cce400da | 220 | //Check if vertex is reconstructed |
34fc6450 | 221 | fVtx = fESD->GetPrimaryVertexSPD(); |
222 | ||
223 | if(!fVtx) { | |
224 | fNEventReject->Fill("noVTX",1); | |
225 | selectEvent = kFALSE; | |
226 | return selectEvent; | |
227 | } | |
228 | ||
229 | if(!fVtx->GetStatus()) { | |
230 | fNEventReject->Fill("VtxStatus",1); | |
231 | selectEvent = kFALSE; | |
232 | return selectEvent; | |
233 | } | |
234 | ||
fdceab34 | 235 | // Need vertex cut |
34fc6450 | 236 | // TString vtxName(fVtx->GetName()); |
237 | if(fVtx->GetNContributors()<2) { | |
238 | fNEventReject->Fill("NCont<2",1); | |
239 | selectEvent = kFALSE; | |
240 | return selectEvent; | |
cd9a6fa2 | 241 | } |
cce400da | 242 | |
243 | //Check if z-vertex < 10 cm | |
b5cc0c6d | 244 | double primVtx[3]; |
34fc6450 | 245 | fVtx->GetXYZ(primVtx); |
67ebd013 | 246 | if(TMath::Sqrt(primVtx[0]*primVtx[0] + primVtx[1]*primVtx[1])>1. || TMath::Abs(primVtx[2]>10.)){ |
cb76764e | 247 | fNEventReject->Fill("ZVTX>10",1); |
cce400da | 248 | selectEvent = kFALSE; |
249 | return selectEvent; | |
67ebd013 | 250 | } |
cce400da | 251 | |
2b553e6f | 252 | //Centrality selection should only be done in case of PbPb |
253 | if(IsPbPb()) { | |
254 | Float_t cent = 0.; | |
255 | if(fCentClass!=CalculateCentrality(fESD) && fCentClass!=10) { | |
256 | fNEventReject->Fill("cent",1); | |
257 | selectEvent = kFALSE; | |
258 | return selectEvent; | |
259 | } | |
260 | else { | |
261 | if(dynamic_cast<AliESDEvent*>(fESD)->GetCentrality()) { | |
262 | cent = dynamic_cast<AliESDEvent*>(fESD)->GetCentrality()->GetCentralityPercentile("V0M"); | |
263 | } | |
264 | if(cent>90.) { | |
265 | fNEventReject->Fill("cent>90",1); | |
266 | selectEvent = kFALSE; | |
267 | return selectEvent; | |
268 | } | |
269 | fh1Centrality->Fill(cent); | |
270 | } | |
271 | } | |
272 | ||
cce400da | 273 | return selectEvent; |
274 | ||
275 | } | |
276 | ||
2b553e6f | 277 | //________________________________________________________________________ |
278 | Int_t AliPWG4HighPtSpectra::CalculateCentrality(AliESDEvent *esd){ | |
279 | ||
280 | ||
281 | Float_t cent = 999; | |
282 | ||
283 | if(esd){ | |
284 | if(esd->GetCentrality()){ | |
285 | cent = esd->GetCentrality()->GetCentralityPercentile("V0M"); | |
286 | } | |
287 | } | |
288 | ||
b1041e3b | 289 | if(cent<0) return 5; |
2b553e6f | 290 | if(cent>80)return 4; |
291 | if(cent>50)return 3; | |
292 | if(cent>30)return 2; | |
293 | if(cent>10)return 1; | |
294 | return 0; | |
295 | ||
296 | } | |
297 | ||
cce400da | 298 | //_________________________________________________ |
299 | void AliPWG4HighPtSpectra::Exec(Option_t *) | |
300 | { | |
301 | // | |
302 | // Main loop function | |
303 | // | |
304 | AliDebug(2,Form(">> AliPWG4HighPtSpectra::Exec \n")); | |
305 | ||
306 | // All events without selection | |
307 | fNEventAll->Fill(0.); | |
308 | ||
309 | if(!SelectEvent()) { | |
cb76764e | 310 | fNEventReject->Fill("NTracks<2",1); |
67ebd013 | 311 | // Post output data |
312 | PostData(0,fHistList); | |
313 | PostData(1,fCFManagerPos->GetParticleContainer()); | |
314 | PostData(2,fCFManagerNeg->GetParticleContainer()); | |
cd9a6fa2 | 315 | return; |
316 | } | |
cce400da | 317 | |
318 | //MCEvent available? | |
319 | //if yes: get stack | |
320 | if(fMC) { | |
321 | AliDebug(2,Form("MC particles: %d", fMC->GetNumberOfTracks())); | |
322 | fStack = fMC->Stack(); //Particles Stack | |
323 | AliDebug(2,Form("MC particles stack: %d", fStack->GetNtrack())); | |
324 | } | |
325 | ||
326 | // ---- Get MC Header information (for MC productions in pThard bins) ---- | |
327 | Double_t ptHard = 0.; | |
328 | Double_t nTrials = 1; // trials for MC trigger weight for real data | |
329 | ||
330 | if(fMC){ | |
331 | AliGenPythiaEventHeader* pythiaGenHeader = GetPythiaEventHeader(fMC); | |
332 | if(pythiaGenHeader){ | |
333 | nTrials = pythiaGenHeader->Trials(); | |
334 | ptHard = pythiaGenHeader->GetPtHard(); | |
335 | ||
336 | fh1PtHard->Fill(ptHard); | |
337 | fh1PtHardTrials->Fill(ptHard,nTrials); | |
338 | ||
339 | fh1Trials->Fill("#sum{ntrials}",fAvgTrials); | |
340 | } | |
341 | } | |
342 | ||
fdceab34 | 343 | Int_t nTracks = fESD->GetNumberOfTracks(); |
344 | AliDebug(2,Form("nTracks %d", nTracks)); | |
fdceab34 | 345 | |
67ebd013 | 346 | if(!fTrackCuts) { |
cb76764e | 347 | fNEventReject->Fill("noTrackCuts",1); |
67ebd013 | 348 | // Post output data |
349 | PostData(0,fHistList); | |
350 | PostData(1,fCFManagerPos->GetParticleContainer()); | |
351 | PostData(2,fCFManagerNeg->GetParticleContainer()); | |
352 | return; | |
353 | } | |
354 | ||
b5cc0c6d | 355 | // Selected events for analysis |
356 | fNEventSel->Fill(0.); | |
67ebd013 | 357 | |
dae7dd67 | 358 | const Int_t nvar = 4; |
67ebd013 | 359 | |
dae7dd67 | 360 | Double_t containerInputRec[nvar] = {0.,0.,0.,0.}; |
361 | Double_t containerInputMC[nvar] = {0.,0.,0.,0.}; | |
362 | Double_t containerInputRecMC[nvar] = {0.,0.,0.,0.}; //reconstructed yield as function of MC variable | |
ec555a3c | 363 | |
fdceab34 | 364 | //Now go to rec level |
365 | for (Int_t iTrack = 0; iTrack<nTracks; iTrack++) | |
366 | { | |
2b553e6f | 367 | //Get track for analysis |
368 | AliESDtrack *track = 0x0; | |
369 | AliESDtrack *esdtrack = fESD->GetTrack(iTrack); | |
370 | if(!esdtrack) continue; | |
371 | ||
8da84c2c | 372 | if(fTrackType==1) { |
2b553e6f | 373 | track = AliESDtrackCuts::GetTPCOnlyTrack(fESD,esdtrack->GetID()); |
8da84c2c | 374 | if(!track) continue; |
375 | } | |
2b553e6f | 376 | else if(fTrackType==2) { |
377 | track = AliESDtrackCuts::GetTPCOnlyTrack(fESD,esdtrack->GetID()); | |
378 | if(!track) continue; | |
379 | ||
380 | AliExternalTrackParam exParam; | |
381 | Bool_t relate = track->RelateToVertexTPC(fVtx,fESD->GetMagneticField(),kVeryBig,&exParam); | |
382 | if( !relate ) { | |
383 | delete track; | |
34fc6450 | 384 | continue; |
385 | } | |
2b553e6f | 386 | track->Set(exParam.GetX(),exParam.GetAlpha(),exParam.GetParameter(),exParam.GetCovariance()); |
bcd60a94 | 387 | } |
d3a3f33d | 388 | else if(fTrackType==7) { |
389 | //use global constrained track | |
42881dab | 390 | track = new AliESDtrack(*esdtrack); |
391 | // track = esdtrack; | |
031aac8e | 392 | // track->Set(esdtrack->GetConstrainedParam()->GetX(),esdtrack->GetConstrainedParam()->GetAlpha(),esdtrack->GetConstrainedParam()->GetParameter(),esdtrack->GetConstrainedParam()->GetCovariance()); |
d3a3f33d | 393 | |
394 | } | |
bcd60a94 | 395 | else |
2b553e6f | 396 | track = esdtrack; |
bcd60a94 | 397 | |
83ff93cd | 398 | if(!track) continue; |
2b553e6f | 399 | |
400 | if(fTrackType==2) { | |
401 | //Cut on chi2 of constrained fit | |
402 | if(track->GetConstrainedChi2TPC() > fSigmaConstrainedMax*fSigmaConstrainedMax) { | |
403 | delete track; | |
404 | continue; | |
405 | } | |
406 | } | |
fdceab34 | 407 | |
1f329128 | 408 | if (fTrackCuts->AcceptTrack(track)) { |
031aac8e | 409 | |
410 | if(fTrackType==7) { | |
327d12da | 411 | if(fTrackCutsReject ) { |
42881dab | 412 | if(fTrackCutsReject->AcceptTrack(track) ) { |
413 | if(track) delete track; | |
327d12da | 414 | continue; |
42881dab | 415 | } |
327d12da | 416 | } |
417 | ||
031aac8e | 418 | if(esdtrack->GetConstrainedParam()) |
419 | track->Set(esdtrack->GetConstrainedParam()->GetX(),esdtrack->GetConstrainedParam()->GetAlpha(),esdtrack->GetConstrainedParam()->GetParameter(),esdtrack->GetConstrainedParam()->GetCovariance()); | |
031aac8e | 420 | } |
421 | ||
422 | //fill the container | |
423 | containerInputRec[0] = track->Pt(); | |
424 | containerInputRec[1] = track->Phi(); | |
425 | containerInputRec[2] = track->Eta(); | |
dae7dd67 | 426 | containerInputRec[3] = track->GetTPCNclsIter1(); |
031aac8e | 427 | |
1f329128 | 428 | if(track->GetSign()>0.) fCFManagerPos->GetParticleContainer()->Fill(containerInputRec,kStepReconstructed); |
429 | if(track->GetSign()<0.) fCFManagerNeg->GetParticleContainer()->Fill(containerInputRec,kStepReconstructed); | |
430 | ||
67ebd013 | 431 | |
1f329128 | 432 | //Only fill the MC containers if MC information is available |
cce400da | 433 | if(fMC) { |
0cc50ca6 | 434 | Int_t label = TMath::Abs(track->GetLabel()); |
cce400da | 435 | TParticle *particle = fStack->Particle(label) ; |
bcd60a94 | 436 | if(!particle) { |
42881dab | 437 | if(fTrackType==1 || fTrackType==2 || fTrackType==7) |
2b553e6f | 438 | delete track; |
bcd60a94 | 439 | continue; |
440 | } | |
ec555a3c | 441 | containerInputRecMC[0] = particle->Pt(); |
442 | containerInputRecMC[1] = particle->Phi(); | |
443 | containerInputRecMC[2] = particle->Eta(); | |
dae7dd67 | 444 | containerInputRecMC[3] = track->GetTPCNclsIter1(); |
67ebd013 | 445 | |
1f329128 | 446 | //Container with primaries |
cce400da | 447 | if(fStack->IsPhysicalPrimary(label)) { |
1f329128 | 448 | if(particle->GetPDG()->Charge()>0.) { |
ec555a3c | 449 | fCFManagerPos->GetParticleContainer()->Fill(containerInputRecMC,kStepReconstructedMC); |
1f329128 | 450 | } |
451 | if(particle->GetPDG()->Charge()<0.) { | |
ec555a3c | 452 | fCFManagerNeg->GetParticleContainer()->Fill(containerInputRecMC,kStepReconstructedMC); |
1f329128 | 453 | } |
a337a5a9 | 454 | |
455 | //Fill pT resolution plots for primaries | |
b8f6bad5 | 456 | fPtRelUncertainty1PtPrim->Fill(containerInputRec[0],containerInputRec[0]*TMath::Sqrt(track->GetSigma1Pt2())); |
a337a5a9 | 457 | |
67ebd013 | 458 | } |
459 | ||
1f329128 | 460 | //Container with secondaries |
cce400da | 461 | if (!fStack->IsPhysicalPrimary(label) ) { |
67ebd013 | 462 | if(particle->GetPDG()->Charge()>0.) { |
aa3ba8d2 | 463 | fCFManagerPos->GetParticleContainer()->Fill(containerInputMC,kStepSecondaries); |
67ebd013 | 464 | } |
465 | if(particle->GetPDG()->Charge()<0.) { | |
aa3ba8d2 | 466 | fCFManagerNeg->GetParticleContainer()->Fill(containerInputMC,kStepSecondaries); |
67ebd013 | 467 | } |
a337a5a9 | 468 | //Fill pT resolution plots for primaries |
b8f6bad5 | 469 | fPtRelUncertainty1PtSec->Fill(containerInputRec[0],containerInputRec[0]*TMath::Sqrt(track->GetSigma1Pt2())); |
0cc50ca6 | 470 | } |
471 | } | |
67ebd013 | 472 | |
2b553e6f | 473 | }//trackCuts global tracks |
60829498 | 474 | |
42881dab | 475 | if(fTrackType==1 || fTrackType==2 || fTrackType==7) { |
476 | if(track) delete track; | |
477 | } | |
1f329128 | 478 | }//track loop |
67ebd013 | 479 | |
fdceab34 | 480 | |
a337a5a9 | 481 | //Fill MC containers if particles are findable |
cce400da | 482 | if(fMC) { |
483 | for(int iPart = 1; iPart<(fMC->GetNumberOfPrimaries()); iPart++) { | |
484 | AliMCParticle *mcPart = (AliMCParticle*)fMC->GetTrack(iPart); | |
485 | if(!mcPart) continue; | |
486 | //fill the container | |
487 | containerInputMC[0] = mcPart->Pt(); | |
488 | containerInputMC[1] = mcPart->Phi(); | |
489 | containerInputMC[2] = mcPart->Eta(); | |
dae7dd67 | 490 | // AliESDtrack *esdtrack = fESD->GetTrack(mcPart->GetLabel()); |
491 | containerInputMC[3] = 159.; | |
492 | ||
cce400da | 493 | if(fStack->IsPhysicalPrimary(iPart)) { |
494 | if(mcPart->Charge()>0. && fCFManagerPos->CheckParticleCuts(kStepMCAcceptance,mcPart)) fCFManagerPos->GetParticleContainer()->Fill(containerInputMC,kStepMCAcceptance); | |
495 | if(mcPart->Charge()<0. && fCFManagerNeg->CheckParticleCuts(kStepMCAcceptance,mcPart)) fCFManagerNeg->GetParticleContainer()->Fill(containerInputMC,kStepMCAcceptance); | |
0cc50ca6 | 496 | } |
cce400da | 497 | } |
0cc50ca6 | 498 | } |
67ebd013 | 499 | |
67ebd013 | 500 | PostData(0,fHistList); |
501 | PostData(1,fCFManagerPos->GetParticleContainer()); | |
502 | PostData(2,fCFManagerNeg->GetParticleContainer()); | |
503 | ||
fdceab34 | 504 | } |
b4691ee7 | 505 | //________________________________________________________________________ |
506 | Bool_t AliPWG4HighPtSpectra::PythiaInfoFromFile(const char* currFile,Float_t &fXsec,Float_t &fTrials){ | |
507 | // | |
508 | // get the cross section and the trails either from pyxsec.root or from pysec_hists.root | |
509 | // This is to called in Notify and should provide the path to the AOD/ESD file | |
510 | // Copied from AliAnalysisTaskJetSpectrum2 | |
511 | // | |
512 | ||
513 | TString file(currFile); | |
514 | fXsec = 0; | |
515 | fTrials = 1; | |
516 | ||
517 | if(file.Contains("root_archive.zip#")){ | |
518 | Ssiz_t pos1 = file.Index("root_archive",12,TString::kExact); | |
519 | Ssiz_t pos = file.Index("#",1,pos1,TString::kExact); | |
520 | file.Replace(pos+1,20,""); | |
521 | } | |
522 | else { | |
523 | // not an archive take the basename.... | |
524 | file.ReplaceAll(gSystem->BaseName(file.Data()),""); | |
525 | } | |
cb76764e | 526 | // Printf("%s",file.Data()); |
b4691ee7 | 527 | |
528 | TFile *fxsec = TFile::Open(Form("%s%s",file.Data(),"pyxsec.root")); // problem that we cannot really test the existance of a file in a archive so we have to lvie with open error message from root | |
529 | if(!fxsec){ | |
530 | // next trial fetch the histgram file | |
531 | fxsec = TFile::Open(Form("%s%s",file.Data(),"pyxsec_hists.root")); | |
532 | if(!fxsec){ | |
533 | // not a severe condition but inciate that we have no information | |
534 | return kFALSE; | |
535 | } | |
536 | else{ | |
537 | // find the tlist we want to be independtent of the name so use the Tkey | |
538 | TKey* key = (TKey*)fxsec->GetListOfKeys()->At(0); | |
539 | if(!key){ | |
540 | fxsec->Close(); | |
541 | return kFALSE; | |
542 | } | |
543 | TList *list = dynamic_cast<TList*>(key->ReadObj()); | |
544 | if(!list){ | |
545 | fxsec->Close(); | |
546 | return kFALSE; | |
547 | } | |
548 | fXsec = ((TProfile*)list->FindObject("h1Xsec"))->GetBinContent(1); | |
549 | fTrials = ((TH1F*)list->FindObject("h1Trials"))->GetBinContent(1); | |
550 | fxsec->Close(); | |
551 | } | |
552 | } // no tree pyxsec.root | |
553 | else { | |
554 | TTree *xtree = (TTree*)fxsec->Get("Xsection"); | |
555 | if(!xtree){ | |
556 | fxsec->Close(); | |
557 | return kFALSE; | |
558 | } | |
559 | UInt_t ntrials = 0; | |
560 | Double_t xsection = 0; | |
561 | xtree->SetBranchAddress("xsection",&xsection); | |
562 | xtree->SetBranchAddress("ntrials",&ntrials); | |
563 | xtree->GetEntry(0); | |
564 | fTrials = ntrials; | |
565 | fXsec = xsection; | |
566 | fxsec->Close(); | |
567 | } | |
568 | return kTRUE; | |
569 | } | |
570 | //________________________________________________________________________ | |
571 | Bool_t AliPWG4HighPtSpectra::Notify() | |
572 | { | |
573 | // | |
574 | // Implemented Notify() to read the cross sections | |
575 | // and number of trials from pyxsec.root | |
576 | // Copied from AliAnalysisTaskJetSpectrum2 | |
577 | // | |
578 | ||
579 | TTree *tree = AliAnalysisManager::GetAnalysisManager()->GetTree(); | |
580 | Float_t xsection = 0; | |
581 | Float_t ftrials = 1; | |
582 | ||
583 | fAvgTrials = 1; | |
584 | if(tree){ | |
585 | TFile *curfile = tree->GetCurrentFile(); | |
586 | if (!curfile) { | |
587 | Error("Notify","No current file"); | |
588 | return kFALSE; | |
589 | } | |
590 | if(!fh1Xsec||!fh1Trials){ | |
cb76764e | 591 | // Printf("%s%d No Histogram fh1Xsec",(char*)__FILE__,__LINE__); |
b4691ee7 | 592 | return kFALSE; |
593 | } | |
594 | PythiaInfoFromFile(curfile->GetName(),xsection,ftrials); | |
595 | fh1Xsec->Fill("<#sigma>",xsection); | |
596 | // construct a poor man average trials | |
597 | Float_t nEntries = (Float_t)tree->GetTree()->GetEntries(); | |
598 | if(ftrials>=nEntries && nEntries>0.)fAvgTrials = ftrials/nEntries; | |
599 | } | |
600 | return kTRUE; | |
601 | } | |
602 | ||
603 | //________________________________________________________________________ | |
604 | AliGenPythiaEventHeader* AliPWG4HighPtSpectra::GetPythiaEventHeader(AliMCEvent *mcEvent){ | |
605 | ||
606 | if(!mcEvent)return 0; | |
607 | AliGenEventHeader* genHeader = mcEvent->GenEventHeader(); | |
608 | AliGenPythiaEventHeader* pythiaGenHeader = dynamic_cast<AliGenPythiaEventHeader*>(genHeader); | |
609 | if(!pythiaGenHeader){ | |
610 | // cocktail ?? | |
611 | AliGenCocktailEventHeader* genCocktailHeader = dynamic_cast<AliGenCocktailEventHeader*>(genHeader); | |
612 | ||
613 | if (!genCocktailHeader) { | |
cb76764e | 614 | // AliWarningGeneral(Form(" %s:%d",(char*)__FILE__,__LINE__),"Unknown header type (not Pythia or Cocktail)"); |
b4691ee7 | 615 | // AliWarning(Form("%s %d: Unknown header type (not Pythia or Cocktail)",(char*)__FILE__,__LINE__)); |
616 | return 0; | |
617 | } | |
618 | TList* headerList = genCocktailHeader->GetHeaders(); | |
619 | for (Int_t i=0; i<headerList->GetEntries(); i++) { | |
620 | pythiaGenHeader = dynamic_cast<AliGenPythiaEventHeader*>(headerList->At(i)); | |
621 | if (pythiaGenHeader) | |
622 | break; | |
623 | } | |
624 | if(!pythiaGenHeader){ | |
625 | AliWarningGeneral(Form(" %s:%d",(char*)__FILE__,__LINE__),"Pythia event header not found"); | |
626 | return 0; | |
627 | } | |
628 | } | |
629 | return pythiaGenHeader; | |
630 | ||
631 | } | |
fdceab34 | 632 | |
633 | ||
634 | //___________________________________________________________________________ | |
635 | void AliPWG4HighPtSpectra::Terminate(Option_t*) | |
636 | { | |
637 | // The Terminate() function is the last function to be called during | |
638 | // a query. It always runs on the client, it can be used to present | |
639 | // the results graphically or save the results to file. | |
9b58297c | 640 | |
fdceab34 | 641 | } |
642 | ||
fdceab34 | 643 | //___________________________________________________________________________ |
644 | void AliPWG4HighPtSpectra::CreateOutputObjects() { | |
645 | //HERE ONE CAN CREATE OUTPUT OBJECTS, IN PARTICULAR IF THE OBJECT PARAMETERS DON'T NEED | |
646 | //TO BE SET BEFORE THE EXECUTION OF THE TASK | |
647 | // | |
f51451be | 648 | AliDebug(2,Form("CreateOutputObjects CreateOutputObjects of task %s", GetName())); |
df943115 | 649 | |
67ebd013 | 650 | Bool_t oldStatus = TH1::AddDirectoryStatus(); |
651 | TH1::AddDirectory(kFALSE); | |
652 | ||
fdceab34 | 653 | //slot #1 |
b5cc0c6d | 654 | OpenFile(0); |
655 | fHistList = new TList(); | |
b4691ee7 | 656 | fHistList->SetOwner(kTRUE); |
b5cc0c6d | 657 | fNEventAll = new TH1F("fNEventAll","NEventAll",1,-0.5,0.5); |
658 | fHistList->Add(fNEventAll); | |
659 | fNEventSel = new TH1F("fNEventSel","NEvent Selected for analysis",1,-0.5,0.5); | |
660 | fHistList->Add(fNEventSel); | |
fdceab34 | 661 | |
cb76764e | 662 | fNEventReject = new TH1F("fNEventReject","Reason events are rejectected for analysis",20,0,20); |
2b553e6f | 663 | //Set labels |
664 | fNEventReject->Fill("noESD",0); | |
665 | fNEventReject->Fill("Trigger",0); | |
666 | fNEventReject->Fill("NTracks<2",0); | |
667 | fNEventReject->Fill("noVTX",0); | |
668 | fNEventReject->Fill("VtxStatus",0); | |
669 | fNEventReject->Fill("NCont<2",0); | |
670 | fNEventReject->Fill("ZVTX>10",0); | |
671 | fNEventReject->Fill("cent",0); | |
672 | fNEventReject->Fill("cent>90",0); | |
cb76764e | 673 | fHistList->Add(fNEventReject); |
674 | ||
2b553e6f | 675 | fh1Centrality = new TH1F("fh1Centrality","fh1Centrality; Centrality %",100,0,100); |
676 | fHistList->Add(fh1Centrality); | |
677 | ||
b4691ee7 | 678 | fh1Xsec = new TProfile("fh1Xsec","xsec from pyxsec.root",1,0,1); |
679 | fh1Xsec->GetXaxis()->SetBinLabel(1,"<#sigma>"); | |
680 | fHistList->Add(fh1Xsec); | |
681 | ||
682 | fh1Trials = new TH1F("fh1Trials","trials root file",1,0,1); | |
683 | fh1Trials->GetXaxis()->SetBinLabel(1,"#sum{ntrials}"); | |
684 | fHistList->Add(fh1Trials); | |
685 | ||
686 | fh1PtHard = new TH1F("fh1PtHard","PYTHIA Pt hard;p_{T,hard}",350,-.5,349.5); | |
687 | fHistList->Add(fh1PtHard); | |
688 | fh1PtHardTrials = new TH1F("fh1PtHardTrials","PYTHIA Pt hard weight with trials;p_{T,hard}",350,-.5,349.5); | |
689 | fHistList->Add(fh1PtHardTrials); | |
690 | ||
a337a5a9 | 691 | Int_t fgkNPtBins = 100; |
692 | Float_t kMinPt = 0.; | |
693 | Float_t kMaxPt = 100.; | |
694 | Double_t *binsPt = new Double_t[fgkNPtBins+1]; | |
695 | for(Int_t i=0; i<=fgkNPtBins; i++) binsPt[i]=(Double_t)kMinPt + (kMaxPt-kMinPt)/fgkNPtBins*(Double_t)i ; | |
696 | ||
697 | Int_t fgkNRel1PtUncertaintyBins=50; | |
698 | Float_t fgkRel1PtUncertaintyMin = 0.; | |
699 | Float_t fgkRel1PtUncertaintyMax = 1.; | |
700 | ||
701 | Double_t *binsRel1PtUncertainty=new Double_t[fgkNRel1PtUncertaintyBins+1]; | |
702 | for(Int_t i=0; i<=fgkNRel1PtUncertaintyBins; i++) binsRel1PtUncertainty[i]=(Double_t)fgkRel1PtUncertaintyMin + (fgkRel1PtUncertaintyMax-fgkRel1PtUncertaintyMin)/fgkNRel1PtUncertaintyBins*(Double_t)i ; | |
703 | ||
704 | fPtRelUncertainty1PtPrim = new TH2F("fPtRelUncertainty1PtPrim","fPtRelUncertainty1PtPrim",fgkNPtBins,binsPt,fgkNRel1PtUncertaintyBins,binsRel1PtUncertainty); | |
705 | fHistList->Add(fPtRelUncertainty1PtPrim); | |
706 | ||
707 | fPtRelUncertainty1PtSec = new TH2F("fPtRelUncertainty1PtSec","fPtRelUncertainty1PtSec",fgkNPtBins,binsPt,fgkNRel1PtUncertaintyBins,binsRel1PtUncertainty); | |
708 | fHistList->Add(fPtRelUncertainty1PtSec); | |
709 | ||
67ebd013 | 710 | TH1::AddDirectory(oldStatus); |
711 | ||
11245558 | 712 | PostData(0,fHistList); |
713 | PostData(1,fCFManagerPos->GetParticleContainer()); | |
714 | PostData(2,fCFManagerNeg->GetParticleContainer()); | |
715 | ||
a337a5a9 | 716 | if(binsPt) delete [] binsPt; |
717 | if(binsRel1PtUncertainty) delete [] binsRel1PtUncertainty; | |
718 | ||
fdceab34 | 719 | } |
720 | ||
721 | #endif |