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