]>
Commit | Line | Data |
---|---|---|
cf6522d1 | 1 | //_________________________________________________________________________ |
2 | // Utility Class for transverse energy studies | |
3 | // Base class for ESD analysis | |
4 | // - reconstruction output | |
5 | // implementation file | |
6 | // | |
7 | //*-- Authors: Oystein Djuvsland (Bergen), David Silvermyr (ORNL) | |
8 | //_________________________________________________________________________ | |
2fbf38ac | 9 | |
10 | #include "AliAnalysisEtReconstructed.h" | |
11 | #include "AliAnalysisEtCuts.h" | |
12 | #include "AliESDtrack.h" | |
ba136eb4 | 13 | #include "AliEMCALTrack.h" |
2fbf38ac | 14 | #include "AliESDCaloCluster.h" |
15 | #include "TVector3.h" | |
ba136eb4 | 16 | #include "TGeoGlobalMagField.h" |
17 | #include "AliMagF.h" | |
2fbf38ac | 18 | #include "AliVEvent.h" |
19 | #include "AliESDEvent.h" | |
b5821c13 | 20 | #include "AliESDtrackCuts.h" |
2fbf38ac | 21 | #include "AliVParticle.h" |
87efb15c | 22 | #include "TDatabasePDG.h" |
23 | #include "TList.h" | |
b5821c13 | 24 | #include "AliESDpid.h" |
2fbf38ac | 25 | #include <iostream> |
26 | #include "TH2F.h" | |
964c8159 | 27 | #include "AliAnalysisHadEtCorrections.h" |
0f6416f3 | 28 | #include "AliLog.h" |
e9da35da | 29 | #include "AliCentrality.h" |
0f6416f3 | 30 | |
31 | ||
32 | ||
2fbf38ac | 33 | |
16abb579 | 34 | using namespace std; |
35 | ||
36 | ClassImp(AliAnalysisEtReconstructed); | |
37 | ||
38 | ||
2fbf38ac | 39 | AliAnalysisEtReconstructed::AliAnalysisEtReconstructed() : |
40 | AliAnalysisEt() | |
e9da35da | 41 | ,fCorrections(0) |
87efb15c | 42 | ,fPidCut(0) |
2fbf38ac | 43 | ,fClusterType(0) |
87efb15c | 44 | ,fHistChargedPionEnergyDeposit(0) |
45 | ,fHistProtonEnergyDeposit(0) | |
46 | ,fHistAntiProtonEnergyDeposit(0) | |
47 | ,fHistChargedKaonEnergyDeposit(0) | |
48 | ,fHistMuonEnergyDeposit(0) | |
476828ae | 49 | ,fHistRemovedEnergy(0) |
e9da35da | 50 | ,fGeomCorrection(1.0) |
51 | ,fEMinCorrection(1.0) | |
2fbf38ac | 52 | { |
53 | ||
54 | } | |
55 | ||
e9da35da | 56 | AliAnalysisEtReconstructed::~AliAnalysisEtReconstructed() |
d0c22dcc | 57 | {//destructor |
e9da35da | 58 | delete fCorrections; |
d0c22dcc | 59 | delete fHistChargedPionEnergyDeposit; /** Energy deposited in calorimeter by charged pions */ |
60 | delete fHistProtonEnergyDeposit; /** Energy deposited in calorimeter by protons */ | |
61 | delete fHistAntiProtonEnergyDeposit; /** Energy deposited in calorimeter by anti-protons */ | |
62 | delete fHistChargedKaonEnergyDeposit; /** Energy deposited in calorimeter by charged kaons */ | |
63 | delete fHistMuonEnergyDeposit; /** Energy deposited in calorimeter by muons */ | |
64 | ||
65 | delete fHistRemovedEnergy; // removed energy | |
66 | ||
cf6522d1 | 67 | } |
68 | ||
69 | Int_t AliAnalysisEtReconstructed::AnalyseEvent(AliVEvent* ev) | |
e9da35da | 70 | { |
71 | // analyse ESD event | |
2fbf38ac | 72 | ResetEventValues(); |
743ce29f | 73 | |
e9da35da | 74 | if (!ev) { |
75 | AliFatal("ERROR: Event does not exist"); | |
76 | return 0; | |
77 | } | |
78 | ||
2fbf38ac | 79 | AliESDEvent *event = dynamic_cast<AliESDEvent*>(ev); |
e9da35da | 80 | if (!event) { |
81 | AliFatal("ERROR: ESD Event does not exist"); | |
82 | return 0; | |
ec956c46 | 83 | } |
2fbf38ac | 84 | |
743ce29f | 85 | Int_t cent = -1; |
86 | if (fCentrality) | |
87 | { | |
88 | cent = fCentrality->GetCentralityClass10("V0M"); | |
89 | fCentClass = fCentrality->GetCentralityClass10("V0M"); | |
90 | } | |
91 | ||
7d2d1773 | 92 | Double_t protonMass = fgProtonMass; |
87efb15c | 93 | |
b5821c13 | 94 | //for PID |
43056f1b | 95 | AliESDpid pID; |
96 | pID.MakePID(event); | |
6ad010c1 | 97 | TObjArray* list = fEsdtrackCutsTPC->GetAcceptedTracks(event); |
43056f1b | 98 | |
b5821c13 | 99 | Int_t nGoodTracks = list->GetEntries(); |
6ad010c1 | 100 | // printf("nGoodTracks %d nCaloClusters %d\n", nGoodTracks, event->GetNumberOfCaloClusters()); |
101 | ||
b5821c13 | 102 | for (Int_t iTrack = 0; iTrack < nGoodTracks; iTrack++) |
e9da35da | 103 | { |
104 | AliESDtrack *track = dynamic_cast<AliESDtrack*> (list->At(iTrack)); | |
2fbf38ac | 105 | if (!track) |
106 | { | |
e9da35da | 107 | AliError(Form("ERROR: Could not get track %d", iTrack)); |
108 | continue; | |
2fbf38ac | 109 | } |
110 | ||
111 | fMultiplicity++; | |
112 | ||
b5821c13 | 113 | |
e9da35da | 114 | Float_t nSigmaPion,nSigmaProton,nSigmaKaon,nSigmaElectron; |
115 | nSigmaPion = TMath::Abs(pID.NumberOfSigmasTPC(track,AliPID::kPion)); | |
116 | nSigmaProton = TMath::Abs(pID.NumberOfSigmasTPC(track,AliPID::kProton)); | |
117 | nSigmaKaon = TMath::Abs(pID.NumberOfSigmasTPC(track,AliPID::kKaon)); | |
118 | nSigmaElectron = TMath::Abs(pID.NumberOfSigmasTPC(track,AliPID::kElectron)); | |
119 | /* | |
120 | bool isPion = (nSigmaPion<3.0 && nSigmaProton>2.0 && nSigmaKaon>2.0); | |
121 | bool isElectron = (nSigmaElectron<2.0 && nSigmaPion>4.0 && nSigmaProton>3.0 && nSigmaKaon>3.0); | |
122 | bool isKaon = (nSigmaPion>3.0 && nSigmaProton>2.0 && nSigmaKaon<2.0); | |
123 | bool isProton = (nSigmaPion>3.0 && nSigmaProton<2.0 && nSigmaKaon>2.0); | |
124 | */ | |
b5821c13 | 125 | |
2fbf38ac | 126 | Int_t nItsClusters = dynamic_cast<AliESDtrack*>(track)->GetNcls(0); |
127 | Int_t nTPCClusters = dynamic_cast<AliESDtrack*>(track)->GetNcls(1); | |
128 | ||
129 | Float_t massPart = 0; | |
130 | ||
131 | const Double_t *pidWeights = track->PID(); | |
e9da35da | 132 | Int_t maxpid = -1; |
87efb15c | 133 | Double_t maxpidweight = 0; |
e9da35da | 134 | |
2fbf38ac | 135 | if (pidWeights) |
136 | { | |
2fbf38ac | 137 | for (Int_t p =0; p < AliPID::kSPECIES; p++) |
138 | { | |
139 | if (pidWeights[p] > maxpidweight) | |
140 | { | |
141 | maxpidweight = pidWeights[p]; | |
142 | maxpid = p; | |
143 | } | |
144 | } | |
145 | if (maxpid == AliPID::kProton) | |
146 | { | |
e9da35da | 147 | //by definition of ET |
148 | massPart = -protonMass*track->Charge(); | |
2fbf38ac | 149 | } |
150 | ||
151 | } | |
152 | ||
153 | Double_t et = track->E() * TMath::Sin(track->Theta()) + massPart; | |
e9da35da | 154 | |
155 | fSparseTracks[0] = maxpid; | |
156 | fSparseTracks[1] = track->Charge(); | |
157 | fSparseTracks[2] = track->M(); | |
158 | fSparseTracks[3] = et; | |
159 | fSparseTracks[4] = track->Pt(); | |
160 | fSparseTracks[5] = track->Eta(); | |
161 | fSparseTracks[6] = cent; | |
162 | fSparseHistTracks->Fill(fSparseTracks); | |
163 | //printf("Rec track: iTrack %03d eta %4.3f phi %4.3f nITSCl %d nTPCCl %d\n", iTrack, track->Eta(), track->Phi(), nItsClusters, nTPCClusters); // tmp/debug printout | |
2fbf38ac | 164 | |
4998becf | 165 | if (TMath::Abs(track->Eta()) < fCuts->GetCommonEtaCut() && CheckGoodVertex(track) && nItsClusters > fCuts->GetReconstructedNItsClustersCut() && nTPCClusters > fCuts->GetReconstructedNTpcClustersCut() ) |
2fbf38ac | 166 | { |
e9da35da | 167 | fTotChargedEt += et; |
2fbf38ac | 168 | fChargedMultiplicity++; |
e9da35da | 169 | if (maxpid != -1) |
87efb15c | 170 | { |
43056f1b | 171 | if (maxpid == AliPID::kProton) |
87efb15c | 172 | { |
173 | fProtonEt += et; | |
174 | } | |
43056f1b | 175 | if (maxpid == AliPID::kPion) |
176 | { | |
177 | fPionEt += et; | |
178 | } | |
87efb15c | 179 | if (maxpid == AliPID::kKaon) |
180 | { | |
181 | fChargedKaonEt += et; | |
182 | } | |
183 | if (maxpid == AliPID::kMuon) | |
184 | { | |
185 | fMuonEt += et; | |
186 | } | |
187 | if (maxpid == AliPID::kElectron) | |
188 | { | |
189 | fElectronEt += et; | |
190 | } | |
191 | } | |
2fbf38ac | 192 | |
193 | if (TMath::Abs(track->Eta()) < fEtaCutAcc && track->Phi() < fPhiCutAccMax && track->Phi() > fPhiCutAccMin) | |
194 | { | |
195 | fTotChargedEtAcc += track->E()*TMath::Sin(track->Theta()) + massPart; | |
e9da35da | 196 | if (maxpid != -1) |
87efb15c | 197 | { |
43056f1b | 198 | if (maxpid == AliPID::kProton) |
87efb15c | 199 | { |
200 | fProtonEtAcc += et; | |
201 | } | |
43056f1b | 202 | if (maxpid == AliPID::kPion) |
203 | { | |
204 | fPionEtAcc += et; | |
205 | } | |
87efb15c | 206 | if (maxpid == AliPID::kKaon) |
207 | { | |
208 | fChargedKaonEtAcc += et; | |
209 | } | |
210 | if (maxpid == AliPID::kMuon) | |
211 | { | |
212 | fMuonEtAcc += et; | |
213 | } | |
214 | if (maxpid == AliPID::kElectron) | |
215 | { | |
216 | fElectronEtAcc += et; | |
217 | } | |
218 | } | |
e9da35da | 219 | |
2fbf38ac | 220 | } |
221 | } | |
222 | ||
2fbf38ac | 223 | if (TrackHitsCalorimeter(track, event->GetMagneticField())) |
224 | { | |
e9da35da | 225 | Double_t phi = track->Phi(); |
226 | Double_t pt = track->Pt(); | |
227 | // printf("Rec track hit: iTrack %03d phi %4.3f pt %4.3f\n", iTrack, phi, pt); // tmp/debug printout | |
228 | if (track->Charge() > 0) fHistPhivsPtPos->Fill(phi, pt); | |
229 | else fHistPhivsPtNeg->Fill(phi, pt); | |
2fbf38ac | 230 | } |
e9da35da | 231 | } |
2fbf38ac | 232 | |
233 | for (Int_t iCluster = 0; iCluster < event->GetNumberOfCaloClusters(); iCluster++) | |
234 | { | |
235 | AliESDCaloCluster* cluster = event->GetCaloCluster(iCluster); | |
236 | if (!cluster) | |
237 | { | |
e9da35da | 238 | AliError(Form("ERROR: Could not get cluster %d", iCluster)); |
2fbf38ac | 239 | continue; |
240 | } | |
e9da35da | 241 | if (cluster->GetType() != fClusterType) continue; |
242 | ||
243 | //if(cluster->GetTracksMatched() > 0) | |
244 | // printf("Rec Cluster: iCluster %03d E %4.3f type %.qd NCells %d, nmatched: %d, distance to closest: %f\n", iCluster, cluster->E(), (int)(cluster->GetType()), cluster->GetNCells(), cluster->GetNTracksMatched(), cluster->GetEmcCpvDistance()); // tmp/debug printout | |
245 | ||
2fbf38ac | 246 | |
2fbf38ac | 247 | if (cluster->E() < fClusterEnergyCut) continue; |
e9da35da | 248 | |
2fbf38ac | 249 | Float_t pos[3]; |
e9da35da | 250 | |
2fbf38ac | 251 | cluster->GetPosition(pos); |
e9da35da | 252 | TVector3 cp(pos); |
253 | ||
254 | Double_t distance = cluster->GetEmcCpvDistance(); | |
255 | Int_t trackMatchedIndex = cluster->GetTrackMatchedIndex(); | |
256 | if ( cluster->IsEMCAL() ) { | |
257 | distance = CalcTrackClusterDistance(pos, &trackMatchedIndex, event); | |
258 | } | |
87efb15c | 259 | |
e9da35da | 260 | fSparseClusters[0] = 0; |
261 | fSparseClusters[1] = 0; | |
262 | fSparseClusters[2] = 0; | |
263 | fSparseClusters[6] = 0; | |
264 | fSparseClusters[7] = 0; | |
265 | fSparseClusters[8] = 0; | |
266 | fSparseClusters[9] = cent; | |
267 | fSparseClusters[10] = 0; | |
ba136eb4 | 268 | |
e9da35da | 269 | |
270 | if (cluster->GetNTracksMatched() > 0 && trackMatchedIndex > -1) | |
2fbf38ac | 271 | { |
e9da35da | 272 | AliVTrack *tmptrack = event->GetTrack(trackMatchedIndex); |
273 | if (!tmptrack) | |
87efb15c | 274 | { |
e9da35da | 275 | AliError("Error: track does not exist"); |
276 | return -1; | |
277 | } | |
278 | const Double_t *pidWeights = tmptrack->PID(); | |
279 | ||
280 | Double_t maxpidweight = 0; | |
281 | Int_t maxpid = 0; | |
282 | Double_t massPart = 0; | |
283 | if (pidWeights) | |
284 | { | |
285 | for (Int_t p =0; p < AliPID::kSPECIES; p++) | |
286 | { | |
287 | if (pidWeights[p] > maxpidweight) | |
288 | { | |
289 | maxpidweight = pidWeights[p]; | |
290 | maxpid = p; | |
291 | } | |
292 | } | |
293 | if (maxpid == AliPID::kProton) | |
294 | { | |
295 | //by definition of ET | |
296 | massPart = -protonMass*tmptrack->Charge(); | |
87efb15c | 297 | } |
298 | } | |
e9da35da | 299 | fSparseClusters[0] = maxpid; |
300 | fSparseClusters[1] = tmptrack->Charge(); | |
301 | fSparseClusters[2] = tmptrack->M(); | |
302 | fSparseClusters[6] = tmptrack->E() * TMath::Sin(tmptrack->Theta()) + massPart;; | |
303 | fSparseClusters[7] = tmptrack->Pt(); | |
304 | fSparseClusters[8] = tmptrack->Eta(); | |
305 | } | |
87efb15c | 306 | |
e9da35da | 307 | fSparseClusters[10] = distance; |
308 | ||
309 | fHistTMDeltaR->Fill(distance); | |
310 | fHistTMDxDz->Fill(cluster->GetTrackDx(), cluster->GetTrackDz()); | |
311 | ||
476828ae | 312 | // Float_t clusteret = cluster->E() * TMath::Sin(cp.Theta()); |
e9da35da | 313 | |
314 | Bool_t matched = false; | |
315 | ||
316 | if (cluster->IsEMCAL()) matched = distance < fTrackDistanceCut; | |
317 | else matched = (TMath::Abs(cluster->GetTrackDx()) < fTrackDxCut && TMath::Abs(cluster->GetTrackDz()) < fTrackDzCut); | |
318 | ||
319 | if (matched) | |
320 | { | |
321 | if (cluster->GetNTracksMatched() > 0 && trackMatchedIndex>=0) | |
322 | { | |
323 | AliVTrack *track = event->GetTrack(trackMatchedIndex); | |
324 | if (!track) { | |
325 | AliError("Error: track does not exist"); | |
326 | } | |
327 | else { | |
328 | const Double_t *pidWeights = track->PID(); | |
329 | ||
330 | Double_t maxpidweight = 0; | |
331 | Int_t maxpid = 0; | |
332 | ||
333 | if (pidWeights) | |
334 | { | |
335 | for (Int_t p =0; p < AliPID::kSPECIES; p++) | |
336 | { | |
337 | if (pidWeights[p] > maxpidweight) | |
338 | { | |
339 | maxpidweight = pidWeights[p]; | |
340 | maxpid = p; | |
341 | } | |
342 | } | |
343 | if (fCuts->GetHistMakeTreeDeposit() && fTreeDeposit) | |
344 | { | |
345 | fEnergyDeposited = cluster->E(); | |
346 | fEnergyTPC = track->E(); | |
347 | fCharge = track->Charge(); | |
348 | fParticlePid = maxpid; | |
349 | fPidProb = maxpidweight; | |
350 | AliESDtrack *esdTrack = dynamic_cast<AliESDtrack*>(track); | |
351 | if (!esdTrack) { | |
352 | AliError("Error: track does not exist"); | |
353 | } | |
354 | else { | |
355 | if (esdTrack) fTrackPassedCut = fEsdtrackCutsTPC->AcceptTrack(esdTrack); | |
356 | fTreeDeposit->Fill(); | |
357 | } | |
358 | } | |
359 | ||
360 | if (maxpidweight > fPidCut) | |
361 | { | |
362 | Float_t dist = TMath::Sqrt(pos[0]*pos[0] + pos[1]*pos[1]); | |
363 | ||
364 | Float_t theta = TMath::ATan(pos[2]/dist)+TMath::Pi()/2; | |
365 | ||
366 | Float_t et = cluster->E() * TMath::Sin(theta); | |
367 | if (maxpid == AliPID::kProton) | |
368 | { | |
369 | ||
370 | if (track->Charge() == 1) | |
371 | { | |
372 | fBaryonEt += et; | |
373 | fHistProtonEnergyDeposit->Fill(cluster->E(), track->E()); | |
374 | } | |
375 | else if (track->Charge() == -1) | |
376 | { | |
377 | fAntiBaryonEt += et; | |
378 | fHistAntiProtonEnergyDeposit->Fill(cluster->E(), track->E()); | |
379 | } | |
380 | } | |
381 | else if (maxpid == AliPID::kPion) | |
382 | { | |
383 | fMesonEt += et; | |
384 | fHistChargedPionEnergyDeposit->Fill(cluster->E(), track->E()); | |
385 | } | |
386 | else if (maxpid == AliPID::kKaon) | |
387 | { | |
388 | fMesonEt += et; | |
389 | fHistChargedKaonEnergyDeposit->Fill(cluster->E(), track->E()); | |
390 | } | |
391 | else if (maxpid == AliPID::kMuon) | |
392 | { | |
393 | fHistMuonEnergyDeposit->Fill(cluster->E(), track->E()); | |
394 | } | |
395 | } | |
396 | } | |
397 | } | |
398 | } | |
399 | //continue; | |
ba136eb4 | 400 | } // distance |
e9da35da | 401 | else |
402 | { | |
403 | fSparseClusters[0] = AliPID::kPhoton; | |
404 | fSparseClusters[1] = 0; | |
405 | ||
406 | if (cluster->E() > fSingleCellEnergyCut && cluster->GetNCells() == fCuts->GetCommonSingleCell()) continue; | |
407 | if (cluster->E() < fClusterEnergyCut) continue; | |
408 | cluster->GetPosition(pos); | |
2fbf38ac | 409 | |
e9da35da | 410 | // TODO: replace with TVector3, too lazy now... |
411 | ||
412 | float dist = TMath::Sqrt(pos[0]*pos[0] + pos[1]*pos[1]); | |
413 | ||
414 | float theta = TMath::ATan(pos[2]/dist)+TMath::Pi()/2; | |
415 | // float eta = TMath::Log(TMath::Abs( TMath::Tan( 0.5 * theta ) ) ); | |
416 | fTotNeutralEt += cluster->E() * TMath::Sin(theta); | |
417 | fNeutralMultiplicity++; | |
418 | } | |
2fbf38ac | 419 | |
420 | cluster->GetPosition(pos); | |
2fbf38ac | 421 | |
e9da35da | 422 | // TODO: replace with TVector3 |
2fbf38ac | 423 | |
e9da35da | 424 | float dist = TMath::Sqrt(pos[0]*pos[0] + pos[1]*pos[1]); |
2fbf38ac | 425 | float theta = TMath::ATan(pos[2]/dist)+TMath::Pi()/2; |
e9da35da | 426 | float eta = TMath::Log(TMath::Abs( TMath::Tan( 0.5 * theta ) ) ); |
427 | fSparseClusters[3] = cluster->E() * TMath::Sin(theta); | |
428 | fSparseClusters[4] = cluster->E(); | |
429 | fSparseClusters[5] = eta; | |
430 | ||
431 | fSparseHistClusters->Fill(fSparseClusters); | |
2fbf38ac | 432 | |
433 | fMultiplicity++; | |
2fbf38ac | 434 | } |
e9da35da | 435 | Double_t removedEnergy = GetChargedContribution(fNeutralMultiplicity) + GetNeutralContribution(fNeutralMultiplicity) - GetGammaContribution(fNeutralMultiplicity); |
436 | fHistRemovedEnergy->Fill(removedEnergy); | |
437 | // std::cout << "fTotNeutralEt: " << fTotNeutralEt << ", Contribution from non-removed charged: " << GetChargedContribution(fNeutralMultiplicity) << ", neutral: " << GetNeutralContribution(fNeutralMultiplicity) << ", gammas: " << GetGammaContribution(fNeutralMultiplicity) << ", multiplicity: " << fNeutralMultiplicity<< std::endl; | |
438 | fTotNeutralEt = fGeomCorrection * fEMinCorrection * fTotNeutralEt - removedEnergy; | |
439 | fTotNeutralEtAcc = fTotNeutralEt/fGeomCorrection; | |
2fbf38ac | 440 | fTotEt = fTotChargedEt + fTotNeutralEt; |
441 | fTotEtAcc = fTotChargedEtAcc + fTotNeutralEtAcc; | |
e9da35da | 442 | fSparseEt[0] = fTotEt; |
443 | fSparseEt[1] = fTotNeutralEt; | |
444 | fSparseEt[2] = fTotChargedEtAcc; | |
445 | fSparseEt[3] = fMultiplicity; | |
446 | fSparseEt[4] = fNeutralMultiplicity; | |
447 | fSparseEt[5] = fChargedMultiplicity; | |
448 | fSparseEt[6] = cent; | |
2fbf38ac | 449 | // Fill the histograms... |
450 | FillHistograms(); | |
451 | ||
452 | return 0; | |
453 | } | |
454 | ||
455 | bool AliAnalysisEtReconstructed::CheckGoodVertex(AliVParticle* track) | |
cf6522d1 | 456 | { // check vertex |
2fbf38ac | 457 | |
458 | Float_t bxy = 999.; | |
459 | Float_t bz = 999.; | |
e9da35da | 460 | if (!track) { |
461 | AliError("ERROR: no track"); | |
462 | return kFALSE; | |
ec956c46 | 463 | } |
1b8c3d66 | 464 | AliESDtrack *esdTrack = dynamic_cast<AliESDtrack*>(track); |
e9da35da | 465 | if (!esdTrack) { |
466 | AliError("ERROR: no track"); | |
467 | return kFALSE; | |
1b8c3d66 | 468 | } |
469 | esdTrack->GetImpactParametersTPC(bxy,bz); | |
ec956c46 | 470 | |
2fbf38ac | 471 | |
e9da35da | 472 | bool status = (TMath::Abs(track->Xv()) < fCuts->GetReconstructedVertexXCut()) && |
473 | (TMath::Abs(track->Yv()) < fCuts->GetReconstructedVertexYCut()) && | |
474 | (TMath::Abs(track->Zv()) < fCuts->GetReconstructedVertexZCut()) && | |
475 | (TMath::Abs(bxy) < fCuts->GetReconstructedIPxyCut()) && | |
476 | (TMath::Abs(bz) < fCuts->GetReconstructedIPzCut()); | |
2fbf38ac | 477 | |
4998becf | 478 | return status; |
2fbf38ac | 479 | } |
480 | ||
481 | void AliAnalysisEtReconstructed::Init() | |
cf6522d1 | 482 | { // Init |
2fbf38ac | 483 | AliAnalysisEt::Init(); |
83d0f02c | 484 | fPidCut = fCuts->GetReconstructedPidCut(); |
ba136eb4 | 485 | TGeoGlobalMagField::Instance()->SetField(new AliMagF("Maps","Maps", 1., 1., AliMagF::k5kG)); |
e9da35da | 486 | if (!fCorrections) { |
487 | cout<<"Warning! You have not set corrections. Your code will crash. You have to set the corrections."<<endl; | |
0f97be4c | 488 | } |
2fbf38ac | 489 | } |
490 | ||
491 | bool AliAnalysisEtReconstructed::TrackHitsCalorimeter(AliVParticle* track, Double_t magField) | |
cf6522d1 | 492 | { // propagate track to detector radius |
2fbf38ac | 493 | |
e9da35da | 494 | if (!track) { |
495 | cout<<"Warning: track empty"<<endl; | |
496 | return kFALSE; | |
497 | } | |
498 | AliESDtrack *esdTrack= dynamic_cast<AliESDtrack*>(track); | |
499 | if (!esdTrack) { | |
500 | AliError("ERROR: no ESD track"); | |
501 | return kFALSE; | |
502 | } | |
503 | // Printf("Propagating track: eta: %f, phi: %f, pt: %f", esdTrack->Eta(), esdTrack->Phi(), esdTrack->Pt()); | |
2fbf38ac | 504 | |
505 | Bool_t prop = esdTrack->PropagateTo(fDetectorRadius, magField); | |
506 | ||
cf6522d1 | 507 | // if (prop) Printf("Track propagated, eta: %f, phi: %f, pt: %f", esdTrack->Eta(), esdTrack->Phi(), esdTrack->Pt()); |
e9da35da | 508 | return prop && |
509 | TMath::Abs(esdTrack->Eta()) < fEtaCutAcc && | |
510 | esdTrack->Phi() > fPhiCutAccMin*TMath::Pi()/180. && | |
511 | esdTrack->Phi() < fPhiCutAccMax*TMath::Pi()/180.; | |
2fbf38ac | 512 | } |
513 | ||
87efb15c | 514 | void AliAnalysisEtReconstructed::FillOutputList(TList* list) |
ce546038 | 515 | { // add some extra histograms to the ones from base class |
87efb15c | 516 | AliAnalysisEt::FillOutputList(list); |
517 | ||
518 | list->Add(fHistChargedPionEnergyDeposit); | |
519 | list->Add(fHistProtonEnergyDeposit); | |
520 | list->Add(fHistAntiProtonEnergyDeposit); | |
521 | list->Add(fHistChargedKaonEnergyDeposit); | |
522 | list->Add(fHistMuonEnergyDeposit); | |
e9da35da | 523 | |
524 | list->Add(fHistRemovedEnergy); | |
87efb15c | 525 | } |
526 | ||
527 | void AliAnalysisEtReconstructed::CreateHistograms() | |
ce546038 | 528 | { // add some extra histograms to the ones from base class |
87efb15c | 529 | AliAnalysisEt::CreateHistograms(); |
530 | ||
0fa8c632 | 531 | Int_t nbinsEt = 1000; |
532 | Double_t minEt = 0; | |
533 | Double_t maxEt = 10; | |
534 | ||
535 | // possibly change histogram limits | |
536 | if (fCuts) { | |
e9da35da | 537 | nbinsEt = fCuts->GetHistNbinsParticleEt(); |
538 | minEt = fCuts->GetHistMinParticleEt(); | |
539 | maxEt = fCuts->GetHistMaxParticleEt(); | |
0fa8c632 | 540 | } |
541 | ||
87efb15c | 542 | TString histname; |
543 | histname = "fHistChargedPionEnergyDeposit" + fHistogramNameSuffix; | |
0fa8c632 | 544 | fHistChargedPionEnergyDeposit = new TH2F(histname.Data(), "Energy deposited by #pi^{+/-}", nbinsEt, minEt, maxEt, nbinsEt, minEt, maxEt); |
87efb15c | 545 | fHistChargedPionEnergyDeposit->SetXTitle("Energy deposited in calorimeter"); |
546 | fHistChargedPionEnergyDeposit->SetYTitle("Energy of track"); | |
e9da35da | 547 | |
87efb15c | 548 | histname = "fHistProtonEnergyDeposit" + fHistogramNameSuffix; |
0fa8c632 | 549 | fHistProtonEnergyDeposit = new TH2F(histname.Data(), "Energy deposited by protons", nbinsEt, minEt, maxEt, nbinsEt, minEt, maxEt); |
87efb15c | 550 | fHistProtonEnergyDeposit->SetXTitle("Energy deposited in calorimeter"); |
551 | fHistProtonEnergyDeposit->SetYTitle("Energy of track"); | |
e9da35da | 552 | |
87efb15c | 553 | histname = "fHistAntiProtonEnergyDeposit" + fHistogramNameSuffix; |
0fa8c632 | 554 | fHistAntiProtonEnergyDeposit = new TH2F(histname.Data(), "Energy deposited by anti-protons", nbinsEt, minEt, maxEt, nbinsEt, minEt, maxEt); |
87efb15c | 555 | fHistAntiProtonEnergyDeposit->SetXTitle("Energy deposited in calorimeter"); |
556 | fHistAntiProtonEnergyDeposit->SetYTitle("Energy of track"); | |
e9da35da | 557 | |
87efb15c | 558 | histname = "fHistChargedKaonEnergyDeposit" + fHistogramNameSuffix; |
0fa8c632 | 559 | fHistChargedKaonEnergyDeposit = new TH2F(histname.Data(), "Energy deposited by K^{+/-}", nbinsEt, minEt, maxEt, nbinsEt, minEt, maxEt); |
87efb15c | 560 | fHistChargedKaonEnergyDeposit->SetXTitle("Energy deposited in calorimeter"); |
561 | fHistChargedKaonEnergyDeposit->SetYTitle("Energy of track"); | |
e9da35da | 562 | |
87efb15c | 563 | histname = "fHistMuonEnergyDeposit" + fHistogramNameSuffix; |
0fa8c632 | 564 | fHistMuonEnergyDeposit = new TH2F(histname.Data(), "Energy deposited by #mu^{+/-}", nbinsEt, minEt, maxEt, nbinsEt, minEt, maxEt); |
87efb15c | 565 | fHistMuonEnergyDeposit->SetXTitle("Energy deposited in calorimeter"); |
566 | fHistMuonEnergyDeposit->SetYTitle("Energy of track"); | |
e9da35da | 567 | |
568 | histname = "fHistRemovedEnergy" + fHistogramNameSuffix; | |
569 | fHistRemovedEnergy = new TH1F(histname.Data(), histname.Data(), 1000, 0, 20); | |
570 | //fHistMuonEnergyDeposit->SetXTitle("Energy deposited in calorimeter"); | |
571 | //fHistMuonEnergyDeposit->SetYTitle("Energy of track"); | |
572 | ||
573 | ||
87efb15c | 574 | |
575 | } | |
ba136eb4 | 576 | |
e9da35da | 577 | Double_t |
ce546038 | 578 | AliAnalysisEtReconstructed::CalcTrackClusterDistance(const Float_t clsPos[3], |
e9da35da | 579 | Int_t *trkMatchId, |
580 | const AliESDEvent *event) | |
ba136eb4 | 581 | { // calculate distance between cluster and closest track |
582 | ||
e9da35da | 583 | Double_t trkPos[3] = {0,0,0}; |
ba136eb4 | 584 | |
e9da35da | 585 | Int_t bestTrkMatchId = -1; |
586 | Double_t distance = 9999; // init to a big number | |
ba136eb4 | 587 | |
e9da35da | 588 | Double_t dist = 0; |
589 | Double_t distX = 0, distY = 0, distZ = 0; | |
ba136eb4 | 590 | |
e9da35da | 591 | for (Int_t iTrack = 0; iTrack < event->GetNumberOfTracks(); iTrack++) { |
592 | AliESDtrack *track = event->GetTrack(iTrack); | |
593 | if (!track) { | |
594 | AliError(Form("ERROR: Could not get track %d", iTrack)); | |
595 | continue; | |
596 | } | |
ba136eb4 | 597 | |
e9da35da | 598 | // check for approx. eta and phi range before we propagate.. |
599 | // TBD | |
ba136eb4 | 600 | |
e9da35da | 601 | AliEMCALTrack *emctrack = new AliEMCALTrack(*track); |
602 | if (!emctrack->PropagateToGlobal(clsPos[0],clsPos[1],clsPos[2],0.,0.) ) { | |
603 | continue; | |
604 | } | |
605 | emctrack->GetXYZ(trkPos); | |
606 | delete emctrack; | |
ba136eb4 | 607 | |
e9da35da | 608 | distX = clsPos[0]-trkPos[0]; |
609 | distY = clsPos[1]-trkPos[1]; | |
610 | distZ = clsPos[2]-trkPos[2]; | |
611 | dist = TMath::Sqrt(distX*distX + distY*distY + distZ*distZ); | |
ba136eb4 | 612 | |
e9da35da | 613 | if (dist < distance) { |
614 | distance = dist; | |
615 | bestTrkMatchId = iTrack; | |
616 | } | |
617 | } // iTrack | |
618 | ||
619 | // printf("CalcTrackClusterDistance: bestTrkMatch %d origTrkMatch %d distance %f\n", bestTrkMatchId, *trkMatchId, distance); | |
620 | *trkMatchId = bestTrkMatchId; | |
621 | return distance; | |
ba136eb4 | 622 | } |
e9da35da | 623 |