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c683985a | 1 | /************************************************************************** |
234cae2f | 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 | **************************************************************************/ | |
c683985a | 15 | |
16 | #include "iostream" | |
17 | #include "TSystem.h" | |
18 | ||
19 | #include <TPDGCode.h> | |
20 | #include <TDatabasePDG.h> | |
21 | ||
22 | #include "TChain.h" | |
23 | #include "TTreeStream.h" | |
24 | #include "TTree.h" | |
25 | #include "TH1F.h" | |
26 | #include "TH3.h" | |
27 | #include "TCanvas.h" | |
28 | #include "TList.h" | |
29 | #include "TObjArray.h" | |
30 | #include "TFile.h" | |
31 | #include "TMatrixD.h" | |
32 | #include "TRandom3.h" | |
33 | ||
34 | #include "AliHeader.h" | |
35 | #include "AliGenEventHeader.h" | |
36 | #include "AliInputEventHandler.h" | |
37 | #include "AliStack.h" | |
38 | #include "AliTrackReference.h" | |
39 | ||
40 | #include "AliPhysicsSelection.h" | |
41 | #include "AliAnalysisTask.h" | |
42 | #include "AliAnalysisManager.h" | |
43 | #include "AliESDEvent.h" | |
44 | #include "AliESDfriend.h" | |
45 | #include "AliMCEvent.h" | |
46 | #include "AliESDInputHandler.h" | |
47 | #include "AliESDVertex.h" | |
48 | #include "AliTracker.h" | |
49 | #include "AliVTrack.h" | |
50 | #include "AliGeomManager.h" | |
51 | ||
52 | #include "AliCentrality.h" | |
53 | #include "AliESDVZERO.h" | |
54 | #include "AliMultiplicity.h" | |
55 | ||
56 | #include "AliESDtrackCuts.h" | |
57 | #include "AliMCEventHandler.h" | |
58 | #include "AliFilteredTreeEventCuts.h" | |
59 | #include "AliFilteredTreeAcceptanceCuts.h" | |
60 | ||
61 | #include "AliAnalysisTaskFilteredTree.h" | |
62 | #include "AliKFParticle.h" | |
63 | #include "AliESDv0.h" | |
64 | #include "TVectorD.h" | |
65 | ||
66 | using namespace std; | |
67 | ||
68 | ClassImp(AliAnalysisTaskFilteredTree) | |
69 | ||
234cae2f | 70 | //_____________________________________________________________________________ |
71 | AliAnalysisTaskFilteredTree::AliAnalysisTaskFilteredTree(const char *name) | |
c683985a | 72 | : AliAnalysisTaskSE(name) |
73 | , fESD(0) | |
74 | , fMC(0) | |
75 | , fESDfriend(0) | |
76 | , fOutput(0) | |
77 | , fPitList(0) | |
78 | , fUseMCInfo(kFALSE) | |
79 | , fUseESDfriends(kFALSE) | |
80 | , fReducePileUp(kTRUE) | |
81 | , fFillTree(kTRUE) | |
82 | , fFilteredTreeEventCuts(0) | |
83 | , fFilteredTreeAcceptanceCuts(0) | |
84 | , fFilteredTreeRecAcceptanceCuts(0) | |
85 | , fEsdTrackCuts(0) | |
86 | , fTrigger(AliTriggerAnalysis::kMB1) | |
87 | , fAnalysisMode(kTPCAnalysisMode) | |
88 | , fTreeSRedirector(0) | |
89 | , fCentralityEstimator(0) | |
90 | , fLowPtTrackDownscaligF(0) | |
91 | , fLowPtV0DownscaligF(0) | |
92 | , fProcessAll(kFALSE) | |
93 | , fProcessCosmics(kFALSE) | |
94 | , fHighPtTree(0) | |
95 | , fV0Tree(0) | |
96 | , fdEdxTree(0) | |
97 | , fLaserTree(0) | |
98 | , fMCEffTree(0) | |
99 | , fCosmicPairsTree(0) | |
100 | , fPtResPhiPtTPC(0) | |
101 | , fPtResPhiPtTPCc(0) | |
102 | , fPtResPhiPtTPCITS(0) | |
103 | , fPtResEtaPtTPC(0) | |
104 | , fPtResEtaPtTPCc(0) | |
105 | , fPtResEtaPtTPCITS(0) | |
106 | , fPtResCentPtTPC(0) | |
107 | , fPtResCentPtTPCc(0) | |
234cae2f | 108 | , fPtResCentPtTPCITS(0) |
c683985a | 109 | { |
110 | // Constructor | |
111 | ||
112 | // Define input and output slots here | |
113 | DefineOutput(1, TTree::Class()); | |
114 | DefineOutput(2, TTree::Class()); | |
115 | DefineOutput(3, TTree::Class()); | |
116 | DefineOutput(4, TTree::Class()); | |
117 | DefineOutput(5, TTree::Class()); | |
118 | DefineOutput(6, TTree::Class()); | |
119 | DefineOutput(7, TList::Class()); | |
120 | } | |
121 | ||
122 | //_____________________________________________________________________________ | |
123 | AliAnalysisTaskFilteredTree::~AliAnalysisTaskFilteredTree() | |
124 | { | |
125 | //the output trees not to be deleted in case of proof analysis | |
126 | //Bool_t deleteTrees=kTRUE; | |
127 | //if ((AliAnalysisManager::GetAnalysisManager())) | |
128 | //{ | |
129 | // if (AliAnalysisManager::GetAnalysisManager()->GetAnalysisType() == | |
130 | // AliAnalysisManager::kProofAnalysis) | |
131 | // deleteTrees=kFALSE; | |
132 | //} | |
133 | //if (deleteTrees) delete fTreeSRedirector; | |
134 | ||
135 | delete fFilteredTreeEventCuts; | |
136 | delete fFilteredTreeAcceptanceCuts; | |
137 | delete fFilteredTreeRecAcceptanceCuts; | |
138 | delete fEsdTrackCuts; | |
139 | } | |
140 | ||
141 | //____________________________________________________________________________ | |
142 | Bool_t AliAnalysisTaskFilteredTree::Notify() | |
143 | { | |
144 | static Int_t count = 0; | |
145 | count++; | |
146 | TTree *chain = (TChain*)GetInputData(0); | |
147 | if(chain) | |
148 | { | |
149 | Printf("Processing %d. file: %s", count, chain->GetCurrentFile()->GetName()); | |
150 | } | |
151 | ||
234cae2f | 152 | return kTRUE; |
c683985a | 153 | } |
154 | ||
155 | //_____________________________________________________________________________ | |
156 | void AliAnalysisTaskFilteredTree::UserCreateOutputObjects() | |
157 | { | |
158 | // Create histograms | |
159 | // Called once | |
160 | ||
161 | // | |
162 | //get the output file to make sure the trees will be associated to it | |
163 | OpenFile(1); | |
164 | fTreeSRedirector = new TTreeSRedirector(); | |
234cae2f | 165 | |
c683985a | 166 | // |
167 | // Create trees | |
168 | fV0Tree = ((*fTreeSRedirector)<<"V0s").GetTree(); | |
169 | fHighPtTree = ((*fTreeSRedirector)<<"highPt").GetTree(); | |
170 | fdEdxTree = ((*fTreeSRedirector)<<"dEdx").GetTree(); | |
171 | fLaserTree = ((*fTreeSRedirector)<<"Laser").GetTree(); | |
172 | fMCEffTree = ((*fTreeSRedirector)<<"MCEffTree").GetTree(); | |
173 | fCosmicPairsTree = ((*fTreeSRedirector)<<"CosmicPairs").GetTree(); | |
174 | ||
175 | ||
176 | ||
177 | ||
178 | // histogram booking | |
179 | ||
180 | Double_t minPt = 0.1; | |
181 | Double_t maxPt = 100.; | |
182 | Int_t nbinsPt = 30; | |
183 | ||
184 | Double_t logminPt = TMath::Log10(minPt); | |
185 | Double_t logmaxPt = TMath::Log10(maxPt); | |
186 | Double_t binwidth = (logmaxPt-logminPt)/nbinsPt; | |
187 | Double_t *binsPt = new Double_t[nbinsPt+1]; | |
188 | binsPt[0] = minPt; | |
189 | for (Int_t i=1;i<=nbinsPt;i++) { | |
190 | binsPt[i] = minPt + TMath::Power(10,logminPt+i*binwidth); | |
191 | } | |
192 | ||
193 | // 1pT resol cov matrix bins | |
194 | Double_t min1PtRes = 0.; | |
195 | Double_t max1PtRes = 0.3; | |
196 | Int_t nbins1PtRes = 300; | |
197 | Double_t bins1PtRes[301]; | |
198 | for (Int_t i=0;i<=nbins1PtRes;i++) { | |
199 | bins1PtRes[i] = min1PtRes + i*(max1PtRes-min1PtRes)/nbins1PtRes; | |
200 | } | |
201 | ||
202 | // phi bins | |
203 | Double_t minPhi = 0.; | |
204 | Double_t maxPhi = 6.5; | |
205 | Int_t nbinsPhi = 100; | |
206 | Double_t binsPhi[101]; | |
234cae2f | 207 | for (Int_t i=0;i<=nbinsPhi;i++) { |
c683985a | 208 | binsPhi[i] = minPhi + i*(maxPhi-minPhi)/nbinsPhi; |
209 | } | |
210 | ||
211 | // eta bins | |
212 | Double_t minEta = -1.; | |
213 | Double_t maxEta = 1.; | |
214 | Int_t nbinsEta = 20; | |
215 | Double_t binsEta[21]; | |
216 | for (Int_t i=0;i<=nbinsEta;i++) { | |
217 | binsEta[i] = minEta + i*(maxEta-minEta)/nbinsEta; | |
218 | } | |
219 | ||
220 | // mult bins | |
221 | Double_t minCent = 0.; | |
222 | Double_t maxCent = 100; | |
223 | Int_t nbinsCent = 20; | |
224 | Double_t binsCent[101]; | |
225 | for (Int_t i=0;i<=nbinsCent;i++) { | |
226 | binsCent[i] = minCent + i*(maxCent-minCent)/nbinsCent; | |
227 | } | |
234cae2f | 228 | |
c683985a | 229 | fPtResPhiPtTPC = new TH3D("fPtResPhiPtTPC","pt rel. resolution from cov. matrix TPC tracks",nbinsPt,binsPt,nbinsPhi,binsPhi,nbins1PtRes,bins1PtRes); |
230 | fPtResPhiPtTPCc = new TH3D("fPtResPhiPtTPCc","pt rel. resolution from cov. matrix TPC constrained tracks",nbinsPt,binsPt,nbinsPhi,binsPhi,nbins1PtRes,bins1PtRes); | |
231 | fPtResPhiPtTPCITS = new TH3D("fPtResPhiPtTPCITS","pt rel. resolution from cov. matrix TPC+ITS tracks",nbinsPt,binsPt,nbinsPhi,binsPhi,nbins1PtRes,bins1PtRes); | |
234cae2f | 232 | |
233 | fPtResEtaPtTPC = new TH3D("fPtResEtaPtTPC","pt rel. resolution from cov. matrix TPC tracks",nbinsPt,binsPt,nbinsEta,binsEta,nbins1PtRes,bins1PtRes); | |
c683985a | 234 | fPtResEtaPtTPCc = new TH3D("fPtResEtaPtTPCc","pt rel. resolution from cov. matrix TPC constrained tracks",nbinsPt,binsPt,nbinsEta,binsEta,nbins1PtRes,bins1PtRes); |
235 | fPtResEtaPtTPCITS = new TH3D("fPtResEtaPtTPCITS","pt rel. resolution from cov. matrix TPC+ITS tracks",nbinsPt,binsPt,nbinsEta,binsEta,nbins1PtRes,bins1PtRes); | |
234cae2f | 236 | |
237 | fPtResCentPtTPC = new TH3D("fPtResCentPtTPC","pt rel. resolution from cov. matrix TPC tracks",nbinsPt,binsPt,nbinsCent,binsCent,nbins1PtRes,bins1PtRes); | |
c683985a | 238 | fPtResCentPtTPCc = new TH3D("fPtResCentPtTPCc","pt rel. resolution from cov. matrix TPC constrained tracks",nbinsPt,binsPt,nbinsCent,binsCent,nbins1PtRes,bins1PtRes); |
239 | fPtResCentPtTPCITS = new TH3D("fPtResCentPtTPCITS","pt rel. resolution from cov. matrix TPC+ITS tracks",nbinsPt,binsPt,nbinsCent,binsCent,nbins1PtRes,bins1PtRes); | |
240 | ||
234cae2f | 241 | |
c683985a | 242 | fOutput = new TList; |
243 | if(!fOutput) return; | |
244 | fOutput->SetOwner(); | |
245 | ||
246 | fOutput->Add(fPtResPhiPtTPC); | |
247 | fOutput->Add(fPtResPhiPtTPCc); | |
248 | fOutput->Add(fPtResPhiPtTPCITS); | |
249 | fOutput->Add(fPtResEtaPtTPC); | |
250 | fOutput->Add(fPtResEtaPtTPCc); | |
251 | fOutput->Add(fPtResEtaPtTPCITS); | |
252 | fOutput->Add(fPtResCentPtTPC); | |
253 | fOutput->Add(fPtResCentPtTPCc); | |
254 | fOutput->Add(fPtResCentPtTPCITS); | |
255 | ||
256 | // post data to outputs | |
257 | ||
258 | PostData(1,fV0Tree); | |
259 | PostData(2,fHighPtTree); | |
260 | PostData(3,fdEdxTree); | |
261 | PostData(4,fLaserTree); | |
262 | PostData(5,fMCEffTree); | |
263 | PostData(6,fCosmicPairsTree); | |
264 | ||
265 | PostData(7,fOutput); | |
266 | } | |
267 | ||
268 | //_____________________________________________________________________________ | |
269 | void AliAnalysisTaskFilteredTree::UserExec(Option_t *) | |
270 | { | |
271 | // | |
272 | // Called for each event | |
273 | // | |
274 | ||
275 | // ESD event | |
276 | fESD = (AliESDEvent*) (InputEvent()); | |
277 | if (!fESD) { | |
278 | Printf("ERROR: ESD event not available"); | |
279 | return; | |
280 | } | |
281 | ||
282 | //// MC event | |
283 | //if(fUseMCInfo) { | |
284 | // fMC = MCEvent(); | |
285 | // if (!fMC) { | |
286 | // Printf("ERROR: MC event not available"); | |
287 | // return; | |
288 | // } | |
289 | //} | |
234cae2f | 290 | |
c683985a | 291 | //if MC info available - use it. |
292 | fMC = MCEvent(); | |
293 | ||
294 | if(fUseESDfriends) { | |
234cae2f | 295 | //fESDfriend = dynamic_cast<AliESDfriend*>(fESD->FindListObject("AliESDfriend")); |
296 | fESDfriend = ESDfriend(); | |
297 | ||
298 | if(!fESDfriend) { | |
299 | Printf("ERROR: ESD friends not available"); | |
c683985a | 300 | } |
301 | } | |
302 | ||
303 | //if set, use the environment variables to set the downscaling factors | |
304 | //AliAnalysisTaskFilteredTree_fLowPtTrackDownscaligF | |
305 | //AliAnalysisTaskFilteredTree_fLowPtV0DownscaligF | |
306 | TString env; | |
307 | env = gSystem->Getenv("AliAnalysisTaskFilteredTree_fLowPtTrackDownscaligF"); | |
308 | if (!env.IsNull()) | |
309 | { | |
310 | fLowPtTrackDownscaligF=env.Atof(); | |
311 | AliInfo(Form("fLowPtTrackDownscaligF=%f",fLowPtTrackDownscaligF)); | |
312 | } | |
313 | env = gSystem->Getenv("AliAnalysisTaskFilteredTree_fLowPtV0DownscaligF"); | |
314 | if (!env.IsNull()) | |
315 | { | |
316 | fLowPtV0DownscaligF=env.Atof(); | |
317 | AliInfo(Form("fLowPtV0DownscaligF=%f",fLowPtTrackDownscaligF)); | |
318 | } | |
319 | ||
320 | // | |
321 | if(fProcessAll) { | |
322 | ProcessAll(fESD,fMC,fESDfriend); // all track stages and MC | |
323 | } | |
324 | else { | |
325 | Process(fESD,fMC,fESDfriend); // only global and TPC tracks | |
326 | } | |
327 | ||
328 | // | |
329 | ProcessV0(fESD,fMC,fESDfriend); | |
330 | ProcessLaser(fESD,fMC,fESDfriend); | |
331 | ProcessdEdx(fESD,fMC,fESDfriend); | |
332 | ||
234cae2f | 333 | if (fProcessCosmics) { ProcessCosmics(fESD,fESDfriend); } |
c683985a | 334 | if(fMC) { ProcessMCEff(fESD,fMC,fESDfriend);} |
335 | } | |
336 | ||
337 | //_____________________________________________________________________________ | |
234cae2f | 338 | void AliAnalysisTaskFilteredTree::ProcessCosmics(AliESDEvent *const event, AliESDfriend* esdFriend) |
c683985a | 339 | { |
340 | // | |
341 | // Select real events with high-pT tracks | |
342 | // | |
343 | if(!event) { | |
344 | AliDebug(AliLog::kError, "event not available"); | |
345 | return; | |
346 | } | |
347 | ||
348 | // | |
349 | AliInputEventHandler* inputHandler = (AliInputEventHandler*) AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler(); | |
350 | if (!inputHandler) | |
351 | { | |
352 | Printf("ERROR: Could not receive input handler"); | |
353 | return; | |
354 | } | |
234cae2f | 355 | |
c683985a | 356 | // get file name |
357 | TTree *chain = (TChain*)GetInputData(0); | |
358 | if(!chain) { | |
359 | Printf("ERROR: Could not receive input chain"); | |
360 | return; | |
361 | } | |
362 | TObjString fileName(chain->GetCurrentFile()->GetName()); | |
363 | ||
364 | ||
234cae2f | 365 | // check for cosmic pairs |
366 | // | |
367 | // find cosmic pairs trigger by random trigger | |
368 | // | |
369 | // | |
370 | AliESDVertex *vertexSPD = (AliESDVertex *)event->GetPrimaryVertexSPD(); | |
371 | AliESDVertex *vertexTPC = (AliESDVertex *)event->GetPrimaryVertexTPC(); | |
372 | const Double_t kMinPt=0.8; | |
373 | const Double_t kMinPtMax=0.8; | |
374 | const Double_t kMinNcl=50; | |
375 | const Double_t kMaxDelta[5]={2,600,0.02,0.02,0.1}; | |
376 | Int_t ntracks=event->GetNumberOfTracks(); | |
377 | // Float_t dcaTPC[2]={0,0}; | |
378 | // Float_t covTPC[3]={0,0,0}; | |
379 | ||
380 | UInt_t specie = event->GetEventSpecie(); // skip laser events | |
381 | if (specie==AliRecoParam::kCalib) return; | |
382 | ||
383 | ||
384 | ||
385 | for (Int_t itrack0=0;itrack0<ntracks;itrack0++) { | |
386 | AliESDtrack *track0 = event->GetTrack(itrack0); | |
387 | if (!track0) continue; | |
388 | if (!track0->IsOn(AliESDtrack::kTPCrefit)) continue; | |
389 | ||
390 | if (TMath::Abs(AliTracker::GetBz())>1 && track0->Pt() < kMinPt) continue; | |
391 | if (track0->Pt() < kMinPt) continue; | |
392 | if (track0->GetTPCncls() < kMinNcl) continue; | |
393 | if (TMath::Abs(track0->GetY())<kMaxDelta[0]) continue; | |
394 | if (track0->GetKinkIndex(0)>0) continue; | |
395 | const Double_t * par0=track0->GetParameter(); //track param at rhe DCA | |
396 | //rm primaries | |
c683985a | 397 | // |
234cae2f | 398 | //track0->GetImpactParametersTPC(dcaTPC,covTPC); |
399 | //if (TMath::Abs(dcaTPC[0])<kMaxDelta[0]) continue; | |
400 | //if (TMath::Abs(dcaTPC[1])<kMaxDelta[0]*2) continue; | |
401 | // const AliExternalTrackParam * trackIn0 = track0->GetInnerParam(); | |
402 | Bool_t newFriendTrack0=kFALSE; | |
403 | AliESDfriendTrack* friendTrack0=NULL; | |
404 | if (esdFriend) {if (!esdFriend->TestSkipBit()) friendTrack0 = esdFriend->GetTrack(itrack0);} //this guy can be NULL | |
405 | if (!friendTrack0) {friendTrack0=new AliESDfriendTrack(); newFriendTrack0=kTRUE;} | |
406 | ||
407 | for (Int_t itrack1=itrack0+1;itrack1<ntracks;itrack1++) { | |
408 | AliESDtrack *track1 = event->GetTrack(itrack1); | |
409 | if (!track1) continue; | |
410 | if (!track1->IsOn(AliESDtrack::kTPCrefit)) continue; | |
411 | if (track1->GetKinkIndex(0)>0) continue; | |
412 | if ((TMath::Abs(AliTracker::GetBz())>1) && (track1->Pt() < kMinPt)) continue; | |
413 | if (track1->Pt() < kMinPt) continue; | |
414 | if (track1->GetTPCncls()<kMinNcl) continue; | |
415 | if (TMath::Abs(AliTracker::GetBz())>1 && TMath::Max(track1->Pt(), track0->Pt())<kMinPtMax) continue; | |
416 | if (TMath::Abs(track1->GetY())<kMaxDelta[0]) continue; | |
417 | //track1->GetImpactParametersTPC(dcaTPC,covTPC); | |
418 | // if (TMath::Abs(dcaTPC[0])<kMaxDelta[0]) continue; | |
c683985a | 419 | //if (TMath::Abs(dcaTPC[1])<kMaxDelta[0]*2) continue; |
234cae2f | 420 | // |
421 | const Double_t* par1=track1->GetParameter(); //track param at rhe DCA | |
422 | // | |
423 | Bool_t isPair=kTRUE; | |
424 | for (Int_t ipar=0; ipar<5; ipar++){ | |
425 | if (ipar==4&&TMath::Abs(AliTracker::GetBz())<1) continue; // 1/pt not defined for B field off | |
426 | if (TMath::Abs(TMath::Abs(par0[ipar])-TMath::Abs(par1[ipar]))>kMaxDelta[ipar]) isPair=kFALSE; | |
427 | } | |
428 | if (!isPair) continue; | |
429 | if (TMath::Abs(TMath::Abs(track0->GetAlpha()-track1->GetAlpha())-TMath::Pi())>kMaxDelta[2]) isPair=kFALSE; | |
430 | //delta with correct sign | |
431 | /* | |
432 | TCut cut0="abs(t1.fP[0]+t0.fP[0])<2" | |
433 | TCut cut3="abs(t1.fP[3]+t0.fP[3])<0.02" | |
434 | TCut cut4="abs(t1.fP[4]+t0.fP[4])<0.2" | |
435 | */ | |
436 | if (TMath::Abs(par0[0]+par1[0])>kMaxDelta[0]) isPair=kFALSE; //delta y opposite sign | |
437 | if (TMath::Abs(par0[3]+par1[3])>kMaxDelta[3]) isPair=kFALSE; //delta tgl opposite sign | |
438 | if (TMath::Abs(AliTracker::GetBz())>1 && TMath::Abs(par0[4]+par1[4])>kMaxDelta[4]) isPair=kFALSE; //delta 1/pt opposite sign | |
439 | if (!isPair) continue; | |
440 | TString filename(AliAnalysisManager::GetAnalysisManager()->GetTree()->GetCurrentFile()->GetName()); | |
441 | Int_t eventNumber = event->GetEventNumberInFile(); | |
442 | //Bool_t hasFriend = kFALSE; | |
443 | //Bool_t hasITS=(track0->GetNcls(0)+track1->GetNcls(0)>4); | |
444 | //printf("DUMPHPTCosmic:%s|%f|%d|%d|%d\n",filename.Data(),(TMath::Min(track0->Pt(),track1->Pt())), eventNumber,hasFriend,hasITS); | |
445 | // const AliExternalTrackParam * trackIn1 = track1->GetInnerParam(); | |
446 | // | |
447 | // | |
448 | Int_t ntracksSPD = vertexSPD->GetNContributors(); | |
449 | Int_t ntracksTPC = vertexTPC->GetNContributors(); | |
450 | Int_t runNumber = event->GetRunNumber(); | |
451 | Int_t timeStamp = event->GetTimeStamp(); | |
452 | ULong64_t triggerMask = event->GetTriggerMask(); | |
453 | Float_t magField = event->GetMagneticField(); | |
454 | TObjString triggerClass = event->GetFiredTriggerClasses().Data(); | |
455 | ||
456 | // | |
c683985a | 457 | // Dump to the tree |
458 | // vertex | |
459 | // TPC-ITS tracks | |
460 | // | |
461 | ||
462 | //fCosmicPairsTree->Branch("fileName",&fileName,32000,0); | |
463 | //fCosmicPairsTree->Branch("runNumber",&runNumber,"runNumber/I"); | |
464 | //fCosmicPairsTree->Branch("timeStamp",&timeStamp,"timeStamp/I"); | |
465 | //fCosmicPairsTree->Branch("eventNumber",&eventNumber,"eventNumber/I"); | |
466 | //fCosmicPairsTree->Branch("triggerMask",&triggerMask,32000,0); | |
467 | //fCosmicPairsTree->Branch("triggerClass",&triggerClass,32000,0); | |
468 | //fCosmicPairsTree->Branch("magField",&magField,"magField/F"); | |
469 | //fCosmicPairsTree->Branch("ntracksSPD",&ntracksSPD,"ntracksSPD/I"); | |
470 | //fCosmicPairsTree->Branch("ntracksTPC",&ntracksTPC,"ntracksTPC/I"); | |
471 | //fCosmicPairsTree->Branch("vertexSPD",vertexSPD,32000,0); | |
472 | //fCosmicPairsTree->Branch("vertexTPC",vertexTPC,32000,0); | |
473 | //fCosmicPairsTree->Branch("track0",track0,32000,0); | |
474 | //fCosmicPairsTree->Branch("track1",track1,32000,0); | |
475 | // | |
476 | //fCosmicPairsTree->Fill(); | |
477 | ||
234cae2f | 478 | Bool_t newFriendTrack1=kFALSE; |
479 | AliESDfriendTrack* friendTrack1=NULL; | |
480 | if (esdFriend) {if (!esdFriend->TestSkipBit()) friendTrack1 = esdFriend->GetTrack(itrack1);} //this guy can be NULL | |
481 | if (!friendTrack1) {friendTrack1=new AliESDfriendTrack(); newFriendTrack1=kTRUE;} | |
482 | ||
c683985a | 483 | if(!fFillTree) return; |
484 | if(!fTreeSRedirector) return; | |
234cae2f | 485 | (*fTreeSRedirector)<<"CosmicPairs"<< |
486 | "fileName.="<<&fileName<< // file name | |
487 | "runNumber="<<runNumber<< // run number | |
488 | "evtTimeStamp="<<timeStamp<< // time stamp of event | |
489 | "evtNumberInFile="<<eventNumber<< // event number | |
490 | "trigger="<<triggerMask<< // trigger | |
491 | "triggerClass="<<&triggerClass<< // trigger | |
492 | "Bz="<<magField<< // magnetic field | |
493 | // | |
494 | "multSPD="<<ntracksSPD<< | |
495 | "multTPC="<<ntracksTPC<< | |
496 | "vertSPD.="<<vertexSPD<< //primary vertex -SPD | |
497 | "vertTPC.="<<vertexTPC<< //primary vertex -TPC | |
498 | "t0.="<<track0<< //track0 | |
499 | "t1.="<<track1<< //track1 | |
500 | "friendTrack0.="<<friendTrack0<< | |
501 | "friendTrack1.="<<friendTrack1<< | |
502 | "\n"; | |
503 | if (newFriendTrack1) {delete friendTrack1; friendTrack1=NULL;} | |
504 | } | |
505 | if (newFriendTrack0) {delete friendTrack0; friendTrack0=NULL;} | |
506 | } | |
c683985a | 507 | } |
508 | ||
509 | ||
510 | //_____________________________________________________________________________ | |
511 | void AliAnalysisTaskFilteredTree::Process(AliESDEvent *const esdEvent, AliMCEvent * const mcEvent, AliESDfriend *const /*esdFriend*/) | |
512 | { | |
513 | // | |
514 | // Select real events with high-pT tracks | |
515 | // | |
516 | if(!esdEvent) { | |
517 | AliDebug(AliLog::kError, "esdEvent not available"); | |
518 | return; | |
519 | } | |
520 | ||
521 | // get selection cuts | |
522 | AliFilteredTreeEventCuts *evtCuts = GetEventCuts(); | |
523 | AliFilteredTreeAcceptanceCuts *accCuts = GetAcceptanceCuts(); | |
524 | AliESDtrackCuts *esdTrackCuts = GetTrackCuts(); | |
525 | ||
526 | if(!evtCuts || !accCuts || !esdTrackCuts) { | |
527 | Printf("ERROR cuts not available"); | |
528 | return; | |
529 | } | |
530 | ||
531 | // trigger selection | |
532 | Bool_t isEventTriggered = kTRUE; | |
533 | AliPhysicsSelection *physicsSelection = NULL; | |
534 | AliTriggerAnalysis* triggerAnalysis = NULL; | |
535 | ||
536 | // | |
537 | AliInputEventHandler* inputHandler = (AliInputEventHandler*) AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler(); | |
538 | if (!inputHandler) | |
539 | { | |
540 | Printf("ERROR: Could not receive input handler"); | |
541 | return; | |
542 | } | |
234cae2f | 543 | |
c683985a | 544 | // get file name |
545 | TTree *chain = (TChain*)GetInputData(0); | |
546 | if(!chain) { | |
547 | Printf("ERROR: Could not receive input chain"); | |
548 | return; | |
549 | } | |
550 | TObjString fileName(chain->GetCurrentFile()->GetName()); | |
551 | ||
552 | // trigger | |
553 | if(evtCuts->IsTriggerRequired()) | |
554 | { | |
555 | // always MB | |
556 | isEventTriggered = inputHandler->IsEventSelected() & AliVEvent::kMB; | |
557 | ||
558 | physicsSelection = static_cast<AliPhysicsSelection*> (inputHandler->GetEventSelection()); | |
559 | if(!physicsSelection) return; | |
560 | //SetPhysicsTriggerSelection(physicsSelection); | |
561 | ||
562 | if (isEventTriggered && (GetTrigger() == AliTriggerAnalysis::kV0AND)) { | |
563 | // set trigger (V0AND) | |
564 | triggerAnalysis = physicsSelection->GetTriggerAnalysis(); | |
565 | if(!triggerAnalysis) return; | |
566 | isEventTriggered = triggerAnalysis->IsOfflineTriggerFired(esdEvent, GetTrigger()); | |
567 | } | |
568 | } | |
569 | ||
570 | // centrality determination | |
571 | Float_t centralityF = -1; | |
572 | AliCentrality *esdCentrality = esdEvent->GetCentrality(); | |
573 | centralityF = esdCentrality->GetCentralityPercentile(fCentralityEstimator.Data()); | |
574 | ||
575 | // use MC information | |
576 | AliHeader* header = 0; | |
577 | AliGenEventHeader* genHeader = 0; | |
578 | AliStack* stack = 0; | |
579 | TArrayF vtxMC(3); | |
580 | ||
581 | Int_t multMCTrueTracks = 0; | |
582 | if(mcEvent) | |
583 | { | |
584 | // get MC event header | |
585 | header = mcEvent->Header(); | |
586 | if (!header) { | |
587 | AliDebug(AliLog::kError, "Header not available"); | |
588 | return; | |
589 | } | |
590 | // MC particle stack | |
591 | stack = mcEvent->Stack(); | |
592 | if (!stack) { | |
593 | AliDebug(AliLog::kError, "Stack not available"); | |
594 | return; | |
595 | } | |
596 | ||
597 | // get MC vertex | |
598 | genHeader = header->GenEventHeader(); | |
599 | if (!genHeader) { | |
600 | AliDebug(AliLog::kError, "Could not retrieve genHeader from Header"); | |
601 | return; | |
602 | } | |
603 | genHeader->PrimaryVertex(vtxMC); | |
604 | ||
605 | // multipliticy of all MC primary tracks | |
606 | // in Zv, pt and eta ranges) | |
607 | multMCTrueTracks = GetMCTrueTrackMult(mcEvent,evtCuts,accCuts); | |
608 | } // end bUseMC | |
609 | ||
610 | // get reconstructed vertex | |
611 | //const AliESDVertex* vtxESD = 0; | |
612 | AliESDVertex* vtxESD = 0; | |
613 | if(GetAnalysisMode() == kTPCAnalysisMode) { | |
234cae2f | 614 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTPC(); |
c683985a | 615 | } |
616 | else if(GetAnalysisMode() == kTPCITSAnalysisMode) { | |
234cae2f | 617 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTracks(); |
c683985a | 618 | } |
619 | else { | |
234cae2f | 620 | return; |
c683985a | 621 | } |
622 | ||
623 | AliESDVertex* vtxTPC = (AliESDVertex*)esdEvent->GetPrimaryVertexTPC(); | |
624 | AliESDVertex* vtxSPD = (AliESDVertex*)esdEvent->GetPrimaryVertexSPD(); | |
625 | ||
626 | if(!vtxESD) return; | |
627 | if(!vtxTPC) return; | |
628 | if(!vtxSPD) return; | |
629 | ||
630 | Bool_t isEventOK = evtCuts->AcceptEvent(esdEvent,mcEvent,vtxESD); | |
631 | //printf("isEventOK %d, isEventTriggered %d, status %d, vz %f \n",isEventOK, isEventTriggered, vtxESD->GetStatus(), vtxESD->GetZv()); | |
632 | //printf("GetAnalysisMode() %d \n",GetAnalysisMode()); | |
633 | Int_t ntracks = esdEvent->GetNumberOfTracks(); | |
634 | ||
635 | // check event cuts | |
636 | if(isEventOK && isEventTriggered) | |
637 | { | |
638 | ||
639 | // | |
640 | // get IR information | |
641 | // | |
642 | AliESDHeader *esdHeader = 0; | |
643 | esdHeader = esdEvent->GetHeader(); | |
644 | if(!esdHeader) return; | |
645 | //Int_t ir1 = esdHeader->GetTriggerIREntries(); //all ir-s | |
646 | //Int_t ir2 = esdHeader->GetTriggerIREntries(-1,1); // int2 set, 180 ms time interval | |
647 | ||
648 | // Use when Peter commit the changes in the header | |
649 | Int_t ir1 = 0; | |
650 | Int_t ir2 = 0; | |
651 | ||
652 | // | |
07aef7d1 | 653 | //Double_t vert[3] = {0}; |
654 | //vert[0] = vtxESD->GetXv(); | |
655 | //vert[1] = vtxESD->GetYv(); | |
656 | //vert[2] = vtxESD->GetZv(); | |
c683985a | 657 | Int_t mult = vtxESD->GetNContributors(); |
658 | Int_t multSPD = vtxSPD->GetNContributors(); | |
659 | Int_t multTPC = vtxTPC->GetNContributors(); | |
660 | ||
661 | Float_t bz = esdEvent->GetMagneticField(); | |
662 | Int_t runNumber = esdEvent->GetRunNumber(); | |
663 | Int_t evtTimeStamp = esdEvent->GetTimeStamp(); | |
664 | Int_t evtNumberInFile = esdEvent->GetEventNumberInFile(); | |
665 | ||
666 | // high pT tracks | |
667 | for (Int_t iTrack = 0; iTrack < esdEvent->GetNumberOfTracks(); iTrack++) | |
668 | { | |
669 | AliESDtrack *track = esdEvent->GetTrack(iTrack); | |
670 | if(!track) continue; | |
671 | if(track->Charge()==0) continue; | |
672 | if(!esdTrackCuts->AcceptTrack(track)) continue; | |
673 | if(!accCuts->AcceptTrack(track)) continue; | |
234cae2f | 674 | |
c683985a | 675 | // downscale low-pT tracks |
676 | Double_t scalempt= TMath::Min(track->Pt(),10.); | |
677 | Double_t downscaleF = gRandom->Rndm(); | |
678 | downscaleF *= fLowPtTrackDownscaligF; | |
679 | if(TMath::Exp(2*scalempt)<downscaleF) continue; | |
680 | //printf("TMath::Exp(2*scalempt) %e, downscaleF %e \n",TMath::Exp(2*scalempt), downscaleF); | |
681 | ||
682 | AliExternalTrackParam * tpcInner = (AliExternalTrackParam *)(track->GetTPCInnerParam()); | |
683 | if (!tpcInner) continue; | |
684 | // transform to the track reference frame | |
685 | Bool_t isOK = kFALSE; | |
686 | isOK = tpcInner->Rotate(track->GetAlpha()); | |
687 | isOK = tpcInner->PropagateTo(track->GetX(),esdEvent->GetMagneticField()); | |
688 | if(!isOK) continue; | |
689 | ||
690 | // Dump to the tree | |
691 | // vertex | |
692 | // TPC-ITS tracks | |
693 | // | |
694 | TObjString triggerClass = esdEvent->GetFiredTriggerClasses().Data(); | |
695 | ||
696 | //fHighPtTree->Branch("fileName",&fileName,32000,0); | |
697 | //fHighPtTree->Branch("runNumber",&runNumber,"runNumber/I"); | |
698 | //fHighPtTree->Branch("evtTimeStamp",&evtTimeStamp,"evtTimeStamp/I"); | |
699 | //fHighPtTree->Branch("evtNumberInFile",&evtNumberInFile,"evtNumberInFile/I"); | |
700 | //fHighPtTree->Branch("triggerClass",&triggerClass,32000,0); | |
701 | //fHighPtTree->Branch("Bz",&bz,"Bz/F"); | |
702 | //fHighPtTree->Branch("vtxESD",vtxESD,32000,0); | |
703 | //fHighPtTree->Branch("IRtot",&ir1,"IRtot/I"); | |
704 | //fHighPtTree->Branch("IRint2",&ir2,"IRint2/I"); | |
705 | //fHighPtTree->Branch("mult",&mult,"mult/I"); | |
706 | //fHighPtTree->Branch("esdTrack",track,32000,0); | |
707 | //fHighPtTree->Branch("centralityF",¢ralityF,"centralityF/F"); | |
708 | ||
709 | //fHighPtTree->Fill(); | |
710 | ||
711 | //Double_t vtxX=vtxESD->GetX(); | |
712 | //Double_t vtxY=vtxESD->GetY(); | |
713 | //Double_t vtxZ=vtxESD->GetZ(); | |
714 | if(!fFillTree) return; | |
715 | if(!fTreeSRedirector) return; | |
716 | (*fTreeSRedirector)<<"highPt"<< | |
717 | "fileName.="<<&fileName<< | |
718 | "runNumber="<<runNumber<< | |
719 | "evtTimeStamp="<<evtTimeStamp<< | |
720 | "evtNumberInFile="<<evtNumberInFile<< | |
234cae2f | 721 | "triggerClass="<<&triggerClass<< // trigger |
c683985a | 722 | "Bz="<<bz<< // magnetic field |
723 | "vtxESD.="<<vtxESD<< | |
234cae2f | 724 | "ntracksESD="<<ntracks<< // number of tracks in the ESD |
725 | // "vtxESDx="<<vtxX<< | |
726 | // "vtxESDy="<<vtxY<< | |
727 | // "vtxESDz="<<vtxZ<< | |
728 | "IRtot="<<ir1<< // interaction record history info | |
729 | "IRint2="<<ir2<< | |
c683985a | 730 | "mult="<<mult<< // multiplicity of tracks pointing to the primary vertex |
731 | "multSPD="<<multSPD<< // multiplicity of tracks pointing to the SPD primary vertex | |
732 | "multTPC="<<multTPC<< // multiplicity of tracks pointing to the TPC primary vertex | |
733 | "esdTrack.="<<track<< | |
734 | "centralityF="<<centralityF<< | |
735 | "\n"; | |
736 | } | |
737 | } | |
234cae2f | 738 | |
c683985a | 739 | } |
740 | ||
741 | ||
742 | //_____________________________________________________________________________ | |
234cae2f | 743 | void AliAnalysisTaskFilteredTree::ProcessLaser(AliESDEvent *const esdEvent, AliMCEvent * const /*mcEvent*/, AliESDfriend *const esdFriend) |
c683985a | 744 | { |
745 | // | |
746 | // Process laser events | |
747 | // | |
748 | if(!esdEvent) { | |
749 | AliDebug(AliLog::kError, "esdEvent not available"); | |
750 | return; | |
751 | } | |
752 | ||
753 | // get file name | |
754 | TTree *chain = (TChain*)GetInputData(0); | |
755 | if(!chain) { | |
756 | Printf("ERROR: Could not receive input chain"); | |
757 | return; | |
758 | } | |
759 | TObjString fileName(chain->GetCurrentFile()->GetName()); | |
760 | ||
234cae2f | 761 | if(!fFillTree) return; |
762 | if(!fTreeSRedirector) return; | |
763 | ||
c683985a | 764 | // laser events |
765 | const AliESDHeader* esdHeader = esdEvent->GetHeader(); | |
766 | if(esdHeader && esdHeader->GetEventSpecie()==AliRecoParam::kCalib) | |
767 | { | |
768 | Int_t countLaserTracks = 0; | |
234cae2f | 769 | Int_t runNumber = esdEvent->GetRunNumber(); |
770 | Int_t evtTimeStamp = esdEvent->GetTimeStamp(); | |
771 | Int_t evtNumberInFile = esdEvent->GetEventNumberInFile(); | |
772 | Float_t bz = esdEvent->GetMagneticField(); | |
773 | TObjString triggerClass = esdEvent->GetFiredTriggerClasses().Data(); | |
774 | ||
c683985a | 775 | for (Int_t iTrack = 0; iTrack < esdEvent->GetNumberOfTracks(); iTrack++) |
776 | { | |
777 | AliESDtrack *track = esdEvent->GetTrack(iTrack); | |
778 | if(!track) continue; | |
779 | ||
780 | if(track->GetTPCInnerParam()) countLaserTracks++; | |
234cae2f | 781 | |
782 | Bool_t newFriendTrack=kFALSE; | |
783 | AliESDfriendTrack* friendTrack=NULL; | |
784 | if (esdFriend) {if (!esdFriend->TestSkipBit()) friendTrack = esdFriend->GetTrack(iTrack);} //this guy can be NULL | |
785 | if (!friendTrack) {friendTrack=new AliESDfriendTrack(); newFriendTrack=kTRUE;} | |
786 | ||
c683985a | 787 | (*fTreeSRedirector)<<"Laser"<< |
788 | "fileName.="<<&fileName<< | |
789 | "runNumber="<<runNumber<< | |
790 | "evtTimeStamp="<<evtTimeStamp<< | |
791 | "evtNumberInFile="<<evtNumberInFile<< | |
234cae2f | 792 | "triggerClass="<<&triggerClass<< // trigger |
c683985a | 793 | "Bz="<<bz<< |
794 | "multTPCtracks="<<countLaserTracks<< | |
234cae2f | 795 | "friendTrack.="<<friendTrack<< |
c683985a | 796 | "\n"; |
234cae2f | 797 | if (newFriendTrack) {delete friendTrack; friendTrack=NULL;} |
c683985a | 798 | } |
799 | } | |
800 | } | |
801 | ||
802 | //_____________________________________________________________________________ | |
803 | void AliAnalysisTaskFilteredTree::ProcessAll(AliESDEvent *const esdEvent, AliMCEvent * const mcEvent, AliESDfriend *const esdFriend) | |
804 | { | |
805 | // | |
806 | // Select real events with high-pT tracks | |
807 | // Calculate and stor in the output tree: | |
808 | // TPC constrained tracks | |
809 | // InnerParams constrained tracks | |
810 | // TPC-ITS tracks | |
811 | // ITSout-InnerParams tracks | |
812 | // chi2 distance between TPC constrained and TPC-ITS tracks | |
813 | // chi2 distance between TPC refitted constrained and TPC-ITS tracks | |
814 | // chi2 distance between ITSout and InnerParams tracks | |
815 | // MC information: | |
816 | // track references at ITSin, TPCin; InnerParam at first TPC track reference, | |
817 | // particle ID, mother ID, production mechanism ... | |
818 | // | |
819 | ||
820 | if(!esdEvent) { | |
821 | AliDebug(AliLog::kError, "esdEvent not available"); | |
822 | return; | |
823 | } | |
824 | ||
825 | // get selection cuts | |
826 | AliFilteredTreeEventCuts *evtCuts = GetEventCuts(); | |
827 | AliFilteredTreeAcceptanceCuts *accCuts = GetAcceptanceCuts(); | |
828 | AliESDtrackCuts *esdTrackCuts = GetTrackCuts(); | |
829 | ||
830 | if(!evtCuts || !accCuts || !esdTrackCuts) { | |
831 | AliDebug(AliLog::kError, "cuts not available"); | |
832 | return; | |
833 | } | |
834 | ||
835 | // trigger selection | |
836 | Bool_t isEventTriggered = kTRUE; | |
837 | AliPhysicsSelection *physicsSelection = NULL; | |
838 | AliTriggerAnalysis* triggerAnalysis = NULL; | |
839 | ||
840 | // | |
841 | AliInputEventHandler* inputHandler = (AliInputEventHandler*) AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler(); | |
842 | if (!inputHandler) | |
843 | { | |
844 | Printf("ERROR: Could not receive input handler"); | |
845 | return; | |
846 | } | |
234cae2f | 847 | |
c683985a | 848 | // get file name |
849 | TTree *chain = (TChain*)GetInputData(0); | |
850 | if(!chain) { | |
851 | Printf("ERROR: Could not receive input chain"); | |
852 | return; | |
853 | } | |
854 | TObjString fileName(chain->GetCurrentFile()->GetName()); | |
855 | ||
856 | // trigger | |
857 | if(evtCuts->IsTriggerRequired()) | |
858 | { | |
859 | // always MB | |
860 | isEventTriggered = inputHandler->IsEventSelected() & AliVEvent::kMB; | |
861 | ||
862 | physicsSelection = static_cast<AliPhysicsSelection*> (inputHandler->GetEventSelection()); | |
863 | if(!physicsSelection) {AliInfo("no physics selection"); return;} | |
864 | //SetPhysicsTriggerSelection(physicsSelection); | |
865 | ||
866 | if (isEventTriggered && (GetTrigger() == AliTriggerAnalysis::kV0AND)) { | |
867 | // set trigger (V0AND) | |
868 | triggerAnalysis = physicsSelection->GetTriggerAnalysis(); | |
869 | if(!triggerAnalysis) {AliInfo("no trigger analysis");return;} | |
870 | isEventTriggered = triggerAnalysis->IsOfflineTriggerFired(esdEvent, GetTrigger()); | |
871 | } | |
872 | } | |
873 | ||
874 | // centrality determination | |
875 | Float_t centralityF = -1; | |
876 | AliCentrality *esdCentrality = esdEvent->GetCentrality(); | |
877 | centralityF = esdCentrality->GetCentralityPercentile(fCentralityEstimator.Data()); | |
878 | ||
879 | // use MC information | |
880 | AliHeader* header = 0; | |
881 | AliGenEventHeader* genHeader = 0; | |
882 | AliStack* stack = 0; | |
883 | TArrayF vtxMC(3); | |
884 | Int_t mcStackSize=0; | |
885 | ||
886 | Int_t multMCTrueTracks = 0; | |
887 | if(mcEvent) | |
888 | { | |
889 | // get MC event header | |
890 | header = mcEvent->Header(); | |
891 | if (!header) { | |
892 | AliDebug(AliLog::kError, "Header not available"); | |
893 | return; | |
894 | } | |
895 | // MC particle stack | |
896 | stack = mcEvent->Stack(); | |
897 | if (!stack) { | |
898 | AliDebug(AliLog::kError, "Stack not available"); | |
899 | return; | |
900 | } | |
901 | mcStackSize=stack->GetNtrack(); | |
902 | ||
903 | // get MC vertex | |
904 | genHeader = header->GenEventHeader(); | |
905 | if (!genHeader) { | |
906 | AliDebug(AliLog::kError, "Could not retrieve genHeader from Header"); | |
907 | return; | |
908 | } | |
909 | genHeader->PrimaryVertex(vtxMC); | |
910 | ||
911 | // multipliticy of all MC primary tracks | |
912 | // in Zv, pt and eta ranges) | |
913 | multMCTrueTracks = GetMCTrueTrackMult(mcEvent,evtCuts,accCuts); | |
914 | ||
915 | } // end bUseMC | |
916 | ||
917 | // get reconstructed vertex | |
918 | //const AliESDVertex* vtxESD = 0; | |
919 | AliESDVertex* vtxESD = 0; | |
920 | if(GetAnalysisMode() == kTPCAnalysisMode) { | |
234cae2f | 921 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTPC(); |
c683985a | 922 | } |
923 | else if(GetAnalysisMode() == kTPCITSAnalysisMode) { | |
234cae2f | 924 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTracks(); |
c683985a | 925 | } |
926 | else { | |
927 | AliInfo("no ESD vertex"); | |
234cae2f | 928 | return; |
c683985a | 929 | } |
930 | ||
931 | if(!vtxESD) return; | |
932 | ||
933 | Bool_t isEventOK = evtCuts->AcceptEvent(esdEvent,mcEvent,vtxESD); | |
234cae2f | 934 | |
c683985a | 935 | // |
936 | // Vertex info comparison and track multiplicity | |
937 | // | |
938 | AliESDVertex *vertexSPD = (AliESDVertex *)esdEvent->GetPrimaryVertexSPD(); | |
939 | AliESDVertex *vertexTPC = (AliESDVertex *)esdEvent->GetPrimaryVertexTPC(); | |
940 | Int_t contSPD = vertexSPD->GetNContributors(); | |
941 | Int_t contTPC = vertexTPC->GetNContributors(); | |
942 | TVectorD vertexPosTPC(3), vertexPosSPD(3); | |
943 | vertexSPD->GetXYZ(vertexPosSPD.GetMatrixArray()); | |
944 | vertexTPC->GetXYZ(vertexPosTPC.GetMatrixArray()); | |
945 | Int_t ntracksTPC=0; | |
946 | Int_t ntracksITS=0; | |
947 | for (Int_t iTrack = 0; iTrack < esdEvent->GetNumberOfTracks(); iTrack++){ | |
948 | AliESDtrack *track = esdEvent->GetTrack(iTrack); | |
949 | if(!track) continue; | |
950 | if (track->IsOn(AliVTrack::kTPCrefit)) ntracksTPC++; | |
951 | if (track->IsOn(AliVTrack::kITSrefit)) ntracksITS++; | |
952 | } | |
234cae2f | 953 | |
c683985a | 954 | //printf("isEventOK %d, isEventTriggered %d \n",isEventOK, isEventTriggered); |
955 | //printf("GetAnalysisMode() %d \n",GetAnalysisMode()); | |
956 | ||
957 | ||
958 | // check event cuts | |
959 | if(isEventOK && isEventTriggered) | |
960 | { | |
961 | // | |
962 | // get IR information | |
963 | // | |
964 | AliESDHeader *esdHeader = 0; | |
965 | esdHeader = esdEvent->GetHeader(); | |
966 | if(!esdHeader) {AliInfo("no esdHeader");return;} | |
967 | //Int_t ir1 = esdHeader->GetTriggerIREntries(); //all ir-s | |
968 | //Int_t ir2 = esdHeader->GetTriggerIREntries(-1,1); // int2 set, 180 ms time interval | |
969 | // | |
970 | Int_t ir1 = 0; | |
971 | Int_t ir2 = 0; | |
972 | ||
973 | // | |
974 | Double_t vert[3] = {0}; | |
975 | vert[0] = vtxESD->GetXv(); | |
976 | vert[1] = vtxESD->GetYv(); | |
977 | vert[2] = vtxESD->GetZv(); | |
978 | Int_t mult = vtxESD->GetNContributors(); | |
979 | Float_t bz = esdEvent->GetMagneticField(); | |
980 | Int_t runNumber = esdEvent->GetRunNumber(); | |
981 | Int_t evtTimeStamp = esdEvent->GetTimeStamp(); | |
982 | Int_t evtNumberInFile = esdEvent->GetEventNumberInFile(); | |
983 | ||
984 | // high pT tracks | |
985 | for (Int_t iTrack = 0; iTrack < esdEvent->GetNumberOfTracks(); iTrack++) | |
986 | { | |
987 | AliESDtrack *track = esdEvent->GetTrack(iTrack); | |
234cae2f | 988 | AliESDfriendTrack* friendTrack=NULL; |
989 | if (esdFriend) {if (!esdFriend->TestSkipBit()) friendTrack = esdFriend->GetTrack(iTrack);} //this guy can be NULL | |
c683985a | 990 | if(!track) continue; |
991 | if(track->Charge()==0) continue; | |
992 | if(!esdTrackCuts->AcceptTrack(track)) continue; | |
993 | if(!accCuts->AcceptTrack(track)) continue; | |
234cae2f | 994 | |
c683985a | 995 | // downscale low-pT tracks |
996 | Double_t scalempt= TMath::Min(track->Pt(),10.); | |
997 | Double_t downscaleF = gRandom->Rndm(); | |
998 | downscaleF *= fLowPtTrackDownscaligF; | |
999 | if(TMath::Exp(2*scalempt)<downscaleF) continue; | |
1000 | //printf("TMath::Exp(2*scalempt) %e, downscaleF %e \n",TMath::Exp(2*scalempt), downscaleF); | |
1001 | ||
1002 | // Dump to the tree | |
1003 | // vertex | |
1004 | // TPC constrained tracks | |
1005 | // InnerParams constrained tracks | |
1006 | // TPC-ITS tracks | |
1007 | // ITSout-InnerParams tracks | |
1008 | // chi2 distance between TPC constrained and TPC-ITS tracks | |
1009 | // chi2 distance between TPC refitted constrained and TPC-ITS tracks | |
1010 | // chi2 distance between ITSout and InnerParams tracks | |
1011 | // MC information | |
234cae2f | 1012 | |
c683985a | 1013 | Double_t x[3]; track->GetXYZ(x); |
1014 | Double_t b[3]; AliTracker::GetBxByBz(x,b); | |
1015 | ||
1016 | // | |
1017 | // Transform TPC inner params to track reference frame | |
1018 | // | |
1019 | Bool_t isOKtpcInner = kFALSE; | |
1020 | AliExternalTrackParam * tpcInner = (AliExternalTrackParam *)(track->GetTPCInnerParam()); | |
1021 | if (tpcInner) { | |
1022 | // transform to the track reference frame | |
1023 | isOKtpcInner = tpcInner->Rotate(track->GetAlpha()); | |
1024 | isOKtpcInner = tpcInner->PropagateTo(track->GetX(),esdEvent->GetMagneticField()); | |
1025 | } | |
1026 | ||
1027 | // | |
1028 | // Constrain TPC inner to vertex | |
1029 | // clone TPCinner has to be deleted | |
1030 | // | |
1031 | Bool_t isOKtpcInnerC = kFALSE; | |
1032 | AliExternalTrackParam * tpcInnerC = new AliExternalTrackParam(*(track->GetTPCInnerParam())); | |
1033 | if (tpcInnerC) { | |
1034 | isOKtpcInnerC = ConstrainTPCInner(tpcInnerC,vtxESD,b); | |
1035 | isOKtpcInnerC = tpcInnerC->Rotate(track->GetAlpha()); | |
1036 | isOKtpcInnerC = tpcInnerC->PropagateTo(track->GetX(),esdEvent->GetMagneticField()); | |
1037 | } | |
1038 | ||
1039 | // | |
1040 | // Constrain TPC refitted tracks at inner TPC wall (InnerParams) to vertex | |
1041 | // Clone track InnerParams has to be deleted | |
1042 | // | |
1043 | Bool_t isOKtrackInnerC = kFALSE; | |
1044 | AliExternalTrackParam * trackInnerC = new AliExternalTrackParam(*(track->GetInnerParam())); | |
1045 | if (trackInnerC) { | |
1046 | isOKtrackInnerC = ConstrainTrackInner(trackInnerC,vtxESD,track->GetMass(),b); | |
1047 | isOKtrackInnerC = trackInnerC->Rotate(track->GetAlpha()); | |
1048 | isOKtrackInnerC = trackInnerC->PropagateTo(track->GetX(),esdEvent->GetMagneticField()); | |
1049 | } | |
234cae2f | 1050 | |
c683985a | 1051 | // |
1052 | // calculate chi2 between vi and vj vectors | |
1053 | // with covi and covj covariance matrices | |
1054 | // chi2ij = (vi-vj)^(T)*(covi+covj)^(-1)*(vi-vj) | |
1055 | // | |
1056 | TMatrixD deltaT(5,1), deltaTtrackC(5,1); | |
1057 | TMatrixD delta(1,5), deltatrackC(1,5); | |
1058 | TMatrixD covarM(5,5), covarMtrackC(5,5); | |
1059 | TMatrixD chi2(1,1); | |
1060 | TMatrixD chi2trackC(1,1); | |
1061 | ||
1062 | if(isOKtpcInnerC && isOKtrackInnerC) | |
1063 | { | |
1064 | for (Int_t ipar=0; ipar<5; ipar++) { | |
1065 | deltaT(ipar,0)=tpcInnerC->GetParameter()[ipar]-track->GetParameter()[ipar]; | |
234cae2f | 1066 | delta(0,ipar)=tpcInnerC->GetParameter()[ipar]-track->GetParameter()[ipar]; |
c683985a | 1067 | |
1068 | deltaTtrackC(ipar,0)=trackInnerC->GetParameter()[ipar]-track->GetParameter()[ipar]; | |
234cae2f | 1069 | deltatrackC(0,ipar)=trackInnerC->GetParameter()[ipar]-track->GetParameter()[ipar]; |
c683985a | 1070 | |
1071 | for (Int_t jpar=0; jpar<5; jpar++) { | |
234cae2f | 1072 | Int_t index=track->GetIndex(ipar,jpar); |
1073 | covarM(ipar,jpar)=track->GetCovariance()[index]+tpcInnerC->GetCovariance()[index]; | |
1074 | covarMtrackC(ipar,jpar)=track->GetCovariance()[index]+trackInnerC->GetCovariance()[index]; | |
c683985a | 1075 | } |
1076 | } | |
1077 | ||
1078 | // chi2 distance TPC constrained and TPC+ITS | |
1079 | TMatrixD covarMInv = covarM.Invert(); | |
1080 | TMatrixD mat2 = covarMInv*deltaT; | |
1081 | chi2 = delta*mat2; | |
1082 | //chi2.Print(); | |
1083 | ||
1084 | // chi2 distance TPC refitted constrained and TPC+ITS | |
1085 | TMatrixD covarMInvtrackC = covarMtrackC.Invert(); | |
1086 | TMatrixD mat2trackC = covarMInvtrackC*deltaTtrackC; | |
1087 | chi2trackC = deltatrackC*mat2trackC; | |
1088 | //chi2trackC.Print(); | |
1089 | } | |
1090 | ||
1091 | ||
1092 | // | |
1093 | // Propagate ITSout to TPC inner wall | |
1094 | // and calculate chi2 distance to track (InnerParams) | |
1095 | // | |
1096 | const Double_t kTPCRadius=85; | |
1097 | const Double_t kStep=3; | |
1098 | ||
1099 | // clone track InnerParams has to be deleted | |
1100 | Bool_t isOKtrackInnerC2 = kFALSE; | |
1101 | AliExternalTrackParam *trackInnerC2 = new AliExternalTrackParam(*(track->GetInnerParam())); | |
1102 | if (trackInnerC2) { | |
1103 | isOKtrackInnerC2 = AliTracker::PropagateTrackToBxByBz(trackInnerC2,kTPCRadius,track->GetMass(),kStep,kFALSE); | |
1104 | } | |
1105 | ||
1106 | Bool_t isOKouterITSc = kFALSE; | |
1107 | AliExternalTrackParam *outerITSc = NULL; | |
1108 | TMatrixD chi2OuterITS(1,1); | |
1109 | ||
234cae2f | 1110 | if(esdFriend && !esdFriend->TestSkipBit()) |
c683985a | 1111 | { |
1112 | // propagate ITSout to TPC inner wall | |
c683985a | 1113 | if(friendTrack) |
234cae2f | 1114 | { |
1115 | ||
1116 | outerITSc = NULL; | |
1117 | if (friendTrack->GetITSOut()) outerITSc = new AliExternalTrackParam(*(friendTrack->GetITSOut())); | |
c683985a | 1118 | if(outerITSc) |
234cae2f | 1119 | { |
c683985a | 1120 | isOKouterITSc = AliTracker::PropagateTrackToBxByBz(outerITSc,kTPCRadius,track->GetMass(),kStep,kFALSE); |
1121 | isOKouterITSc = outerITSc->Rotate(trackInnerC2->GetAlpha()); | |
1122 | isOKouterITSc = outerITSc->PropagateTo(trackInnerC2->GetX(),esdEvent->GetMagneticField()); | |
1123 | ||
234cae2f | 1124 | // |
c683985a | 1125 | // calculate chi2 between outerITS and innerParams |
234cae2f | 1126 | // cov without z-coordinate at the moment |
1127 | // | |
c683985a | 1128 | TMatrixD deltaTouterITS(4,1); |
1129 | TMatrixD deltaouterITS(1,4); | |
1130 | TMatrixD covarMouterITS(4,4); | |
1131 | ||
1132 | if(isOKtrackInnerC2 && isOKouterITSc) { | |
234cae2f | 1133 | Int_t kipar = 0; |
1134 | Int_t kjpar = 0; | |
c683985a | 1135 | for (Int_t ipar=0; ipar<5; ipar++) { |
234cae2f | 1136 | if(ipar!=1) { |
c683985a | 1137 | deltaTouterITS(kipar,0)=outerITSc->GetParameter()[ipar]-trackInnerC2->GetParameter()[ipar]; |
234cae2f | 1138 | deltaouterITS(0,kipar)=outerITSc->GetParameter()[ipar]-trackInnerC2->GetParameter()[ipar]; |
1139 | } | |
c683985a | 1140 | |
1141 | kjpar=0; | |
1142 | for (Int_t jpar=0; jpar<5; jpar++) { | |
234cae2f | 1143 | Int_t index=outerITSc->GetIndex(ipar,jpar); |
1144 | if(ipar !=1 || jpar!=1) { | |
1145 | covarMouterITS(kipar,kjpar)=outerITSc->GetCovariance()[index]+trackInnerC2->GetCovariance()[index]; | |
1146 | } | |
c683985a | 1147 | if(jpar!=1) kjpar++; |
234cae2f | 1148 | } |
1149 | if(ipar!=1) kipar++; | |
1150 | } | |
c683985a | 1151 | |
1152 | // chi2 distance ITSout and InnerParams | |
1153 | TMatrixD covarMInvouterITS = covarMouterITS.Invert(); | |
1154 | TMatrixD mat2outerITS = covarMInvouterITS*deltaTouterITS; | |
1155 | chi2OuterITS = deltaouterITS*mat2outerITS; | |
1156 | //chi2OuterITS.Print(); | |
234cae2f | 1157 | } |
c683985a | 1158 | } |
1159 | } | |
1160 | } | |
1161 | ||
1162 | // | |
1163 | // MC info | |
1164 | // | |
1165 | TParticle *particle=NULL, *particleTPC=NULL, *particleITS=NULL; | |
1166 | TParticle *particleMother=NULL, *particleMotherTPC=NULL, *particleMotherITS=NULL; | |
1167 | Int_t mech=-1, mechTPC=-1, mechITS=-1; | |
1168 | Bool_t isPrim=kFALSE, isPrimTPC=kFALSE, isPrimITS=kFALSE; | |
1169 | Bool_t isFromStrangess=kFALSE, isFromStrangessTPC=kFALSE, isFromStrangessITS=kFALSE; | |
1170 | Bool_t isFromConversion=kFALSE, isFromConversionTPC=kFALSE, isFromConversionITS=kFALSE; | |
1171 | Bool_t isFromMaterial=kFALSE, isFromMaterialTPC=kFALSE, isFromMaterialITS=kFALSE; | |
1172 | ||
1173 | AliTrackReference *refTPCIn = NULL; | |
1174 | AliTrackReference *refTPCOut = NULL; | |
1175 | AliTrackReference *refITS = NULL; | |
1176 | AliTrackReference *refTRD = NULL; | |
1177 | AliTrackReference *refTOF = NULL; | |
1178 | AliTrackReference *refEMCAL = NULL; | |
1179 | AliTrackReference *refPHOS = NULL; | |
1180 | Int_t nrefTPC=0, nrefTRD=0, nrefTOF=0, nrefITS=0, nrefEMCAL=0, nrefPHOS=0; | |
1181 | ||
1182 | Bool_t isOKtrackInnerC3 = kFALSE; | |
1183 | AliExternalTrackParam *trackInnerC3 = new AliExternalTrackParam(*(track->GetInnerParam())); | |
1184 | if(mcEvent) | |
1185 | { | |
1186 | if(!stack) return; | |
234cae2f | 1187 | multMCTrueTracks = GetMCTrueTrackMult(mcEvent,evtCuts,accCuts); |
c683985a | 1188 | // |
1189 | // global track | |
234cae2f | 1190 | // |
c683985a | 1191 | Int_t label = TMath::Abs(track->GetLabel()); |
1192 | if (label >= mcStackSize) continue; | |
1193 | particle = stack->Particle(label); | |
1194 | if (!particle) continue; | |
1195 | if(particle && particle->GetPDG() && particle->GetPDG()->Charge()!=0.) | |
234cae2f | 1196 | { |
1197 | particleMother = GetMother(particle,stack); | |
c683985a | 1198 | mech = particle->GetUniqueID(); |
1199 | isPrim = stack->IsPhysicalPrimary(label); | |
234cae2f | 1200 | isFromStrangess = IsFromStrangeness(label,stack); |
1201 | isFromConversion = IsFromConversion(label,stack); | |
c683985a | 1202 | isFromMaterial = IsFromMaterial(label,stack); |
234cae2f | 1203 | } |
c683985a | 1204 | |
1205 | // | |
234cae2f | 1206 | // TPC track |
1207 | // | |
1208 | Int_t labelTPC = TMath::Abs(track->GetTPCLabel()); | |
c683985a | 1209 | if (labelTPC >= mcStackSize) continue; |
1210 | particleTPC = stack->Particle(labelTPC); | |
1211 | if (!particleTPC) continue; | |
1212 | if(particleTPC && particleTPC->GetPDG() && particleTPC->GetPDG()->Charge()!=0.) | |
234cae2f | 1213 | { |
1214 | particleMotherTPC = GetMother(particleTPC,stack); | |
c683985a | 1215 | mechTPC = particleTPC->GetUniqueID(); |
1216 | isPrimTPC = stack->IsPhysicalPrimary(labelTPC); | |
234cae2f | 1217 | isFromStrangessTPC = IsFromStrangeness(labelTPC,stack); |
1218 | isFromConversionTPC = IsFromConversion(labelTPC,stack); | |
c683985a | 1219 | isFromMaterialTPC = IsFromMaterial(labelTPC,stack); |
234cae2f | 1220 | } |
c683985a | 1221 | |
1222 | // | |
1223 | // store first track reference | |
234cae2f | 1224 | // for TPC track |
1225 | // | |
c683985a | 1226 | TParticle *part=0; |
1227 | TClonesArray *trefs=0; | |
1228 | Int_t status = mcEvent->GetParticleAndTR(TMath::Abs(labelTPC), part, trefs); | |
1229 | ||
234cae2f | 1230 | if(status>0 && part && trefs && part->GetPDG() && part->GetPDG()->Charge()!=0.) |
1231 | { | |
1232 | Int_t nTrackRef = trefs->GetEntries(); | |
1233 | //printf("nTrackRef %d \n",nTrackRef); | |
c683985a | 1234 | |
1235 | Int_t countITS = 0; | |
234cae2f | 1236 | for (Int_t iref = 0; iref < nTrackRef; iref++) |
c683985a | 1237 | { |
1238 | AliTrackReference *ref = (AliTrackReference *)trefs->At(iref); | |
1239 | ||
234cae2f | 1240 | // Ref. in the middle ITS |
c683985a | 1241 | if(ref && ref->Label()==label && ref->DetectorId()==AliTrackReference::kITS) |
1242 | { | |
234cae2f | 1243 | nrefITS++; |
1244 | if(!refITS && countITS==2) { | |
1245 | refITS = ref; | |
1246 | //printf("refITS %p \n",refITS); | |
1247 | } | |
1248 | countITS++; | |
c683985a | 1249 | } |
1250 | ||
1251 | // TPC | |
1252 | if(ref && ref->Label()==label && ref->DetectorId()==AliTrackReference::kTPC) | |
1253 | { | |
234cae2f | 1254 | nrefTPC++; |
1255 | refTPCOut=ref; | |
1256 | if(!refTPCIn) { | |
1257 | refTPCIn = ref; | |
1258 | //printf("refTPCIn %p \n",refTPCIn); | |
1259 | //break; | |
1260 | } | |
c683985a | 1261 | } |
1262 | // TRD | |
1263 | if(ref && ref->Label()==label && ref->DetectorId()==AliTrackReference::kTRD) | |
1264 | { | |
234cae2f | 1265 | nrefTRD++; |
1266 | if(!refTRD) { | |
1267 | refTRD = ref; | |
1268 | } | |
c683985a | 1269 | } |
1270 | // TOF | |
1271 | if(ref && ref->Label()==label && ref->DetectorId()==AliTrackReference::kTOF) | |
1272 | { | |
234cae2f | 1273 | nrefTOF++; |
1274 | if(!refTOF) { | |
1275 | refTOF = ref; | |
1276 | } | |
c683985a | 1277 | } |
1278 | // EMCAL | |
1279 | if(ref && ref->Label()==label && ref->DetectorId()==AliTrackReference::kEMCAL) | |
1280 | { | |
234cae2f | 1281 | nrefEMCAL++; |
1282 | if(!refEMCAL) { | |
1283 | refEMCAL = ref; | |
1284 | } | |
c683985a | 1285 | } |
1286 | // PHOS | |
234cae2f | 1287 | // if(ref && ref->Label()==label && ref->DetectorId()==AliTrackReference::kPHOS) |
1288 | // { | |
1289 | // nrefPHOS++; | |
1290 | // if(!refPHOS) { | |
1291 | // refPHOS = ref; | |
1292 | // } | |
1293 | // } | |
1294 | } | |
c683985a | 1295 | |
1296 | // transform inner params to TrackRef | |
234cae2f | 1297 | // reference frame |
c683985a | 1298 | if(refTPCIn && trackInnerC3) |
234cae2f | 1299 | { |
1300 | Double_t kRefPhi = TMath::ATan2(refTPCIn->Y(),refTPCIn->X()); | |
c683985a | 1301 | isOKtrackInnerC3 = trackInnerC3->Rotate(kRefPhi); |
1302 | isOKtrackInnerC3 = AliTracker::PropagateTrackToBxByBz(trackInnerC3,refTPCIn->R(),track->GetMass(),kStep,kFALSE); | |
234cae2f | 1303 | } |
c683985a | 1304 | } |
1305 | ||
1306 | // | |
234cae2f | 1307 | // ITS track |
1308 | // | |
1309 | Int_t labelITS = TMath::Abs(track->GetITSLabel()); | |
c683985a | 1310 | if (labelITS >= mcStackSize) continue; |
1311 | particleITS = stack->Particle(labelITS); | |
1312 | if (!particleITS) continue; | |
1313 | if(particleITS && particleITS->GetPDG() && particleITS->GetPDG()->Charge()!=0.) | |
234cae2f | 1314 | { |
1315 | particleMotherITS = GetMother(particleITS,stack); | |
c683985a | 1316 | mechITS = particleITS->GetUniqueID(); |
1317 | isPrimITS = stack->IsPhysicalPrimary(labelITS); | |
234cae2f | 1318 | isFromStrangessITS = IsFromStrangeness(labelITS,stack); |
1319 | isFromConversionITS = IsFromConversion(labelITS,stack); | |
c683985a | 1320 | isFromMaterialITS = IsFromMaterial(labelITS,stack); |
1321 | } | |
1322 | } | |
1323 | ||
1324 | // | |
1325 | Bool_t dumpToTree=kFALSE; | |
234cae2f | 1326 | |
c683985a | 1327 | if(isOKtpcInnerC && isOKtrackInnerC) dumpToTree = kTRUE; |
234cae2f | 1328 | //if(fUseESDfriends && isOKtrackInnerC2 && isOKouterITSc) dumpToTree = kTRUE; |
1329 | if(isOKtrackInnerC2 && isOKouterITSc) dumpToTree = kTRUE; | |
c683985a | 1330 | if(mcEvent && isOKtrackInnerC3) dumpToTree = kTRUE; |
1331 | TObjString triggerClass = esdEvent->GetFiredTriggerClasses().Data(); | |
1332 | if (fReducePileUp){ | |
234cae2f | 1333 | // |
1334 | // 18.03 - Reduce pile-up chunks, done outside of the ESDTrackCuts for 2012/2013 data pile-up about 95 % of tracks | |
1335 | // Done only in case no MC info | |
1336 | // | |
1337 | Float_t dcaTPC[2]; | |
1338 | track->GetImpactParametersTPC(dcaTPC[0],dcaTPC[1]); | |
1339 | Bool_t isRoughPrimary = TMath::Abs(dcaTPC[1])<10; | |
1340 | Bool_t hasOuter=(track->IsOn(AliVTrack::kITSin))||(track->IsOn(AliVTrack::kTOFout))||(track->IsOn(AliVTrack::kTRDin)); | |
1341 | Bool_t keepPileUp=gRandom->Rndm()<0.05; | |
1342 | if ( (!hasOuter) && (!isRoughPrimary) && (!keepPileUp)){ | |
1343 | dumpToTree=kFALSE; | |
1344 | } | |
c683985a | 1345 | } |
1346 | ///////////////// | |
1347 | //book keeping of created dummy objects (to avoid NULL in trees) | |
1348 | Bool_t newvtxESD=kFALSE; | |
1349 | Bool_t newtrack=kFALSE; | |
1350 | Bool_t newtpcInnerC=kFALSE; | |
1351 | Bool_t newtrackInnerC=kFALSE; | |
1352 | Bool_t newtrackInnerC2=kFALSE; | |
1353 | Bool_t newouterITSc=kFALSE; | |
1354 | Bool_t newtrackInnerC3=kFALSE; | |
1355 | Bool_t newrefTPCIn=kFALSE; | |
1356 | Bool_t newrefITS=kFALSE; | |
1357 | Bool_t newparticle=kFALSE; | |
1358 | Bool_t newparticleMother=kFALSE; | |
1359 | Bool_t newparticleTPC=kFALSE; | |
1360 | Bool_t newparticleMotherTPC=kFALSE; | |
1361 | Bool_t newparticleITS=kFALSE; | |
1362 | Bool_t newparticleMotherITS=kFALSE; | |
234cae2f | 1363 | Bool_t newFriendTrack=kFALSE; |
1364 | ||
c683985a | 1365 | //check that the vertex is there and that it is OK, |
1366 | //i.e. no null member arrays, otherwise a problem with merging | |
1367 | //later on. | |
1368 | //this is a very ugly hack! | |
1369 | if (!vtxESD) | |
1370 | { | |
1371 | AliInfo("fixing the ESD vertex for streaming"); | |
1372 | vtxESD=new AliESDVertex(); | |
1373 | //vtxESD->SetNContributors(1); | |
1374 | //UShort_t pindices[1]; pindices[0]=0; | |
1375 | //vtxESD->SetIndices(1,pindices); | |
1376 | //vtxESD->SetNContributors(0); | |
1377 | newvtxESD=kTRUE; | |
1378 | } | |
1379 | // | |
1380 | if (!track) {track=new AliESDtrack();newtrack=kTRUE;} | |
234cae2f | 1381 | if (!friendTrack) {friendTrack=new AliESDfriendTrack(); newFriendTrack=kTRUE;} |
c683985a | 1382 | if (!tpcInnerC) {tpcInnerC=new AliExternalTrackParam();newtpcInnerC=kTRUE;} |
1383 | if (!trackInnerC) {trackInnerC=new AliExternalTrackParam();newtrackInnerC=kTRUE;} | |
1384 | if (!trackInnerC2) {trackInnerC2=new AliExternalTrackParam();newtrackInnerC2=kTRUE;} | |
1385 | if (!outerITSc) {outerITSc=new AliExternalTrackParam();newouterITSc=kTRUE;} | |
1386 | if (!trackInnerC3) {trackInnerC3=new AliExternalTrackParam();newtrackInnerC3=kTRUE;} | |
1387 | if (mcEvent) | |
1388 | { | |
1389 | if (!refTPCIn) {refTPCIn=new AliTrackReference(); newrefTPCIn=kTRUE;} | |
1390 | if (!refITS) {refITS=new AliTrackReference();newrefITS=kTRUE;} | |
1391 | if (!particle) {particle=new TParticle(); newparticle=kTRUE;} | |
1392 | if (!particleMother) {particleMother=new TParticle();newparticleMother=kTRUE;} | |
1393 | if (!particleTPC) {particleTPC=new TParticle();newparticleTPC=kTRUE;} | |
1394 | if (!particleMotherTPC) {particleMotherTPC=new TParticle();newparticleMotherTPC=kTRUE;} | |
1395 | if (!particleITS) {particleITS=new TParticle();newparticleITS=kTRUE;} | |
1396 | if (!particleMotherITS) {particleMotherITS=new TParticle();newparticleMotherITS=kTRUE;} | |
1397 | } | |
1398 | ///////////////////////// | |
1399 | ||
1400 | //Double_t vtxX=vtxESD->GetX(); | |
1401 | //Double_t vtxY=vtxESD->GetY(); | |
1402 | //Double_t vtxZ=vtxESD->GetZ(); | |
1403 | ||
07aef7d1 | 1404 | //AliESDVertex* pvtxESD = (AliESDVertex*)vtxESD->Clone(); |
1405 | //AliESDtrack* ptrack=(AliESDtrack*)track->Clone(); | |
1406 | //AliExternalTrackParam* ptpcInnerC = (AliExternalTrackParam*)tpcInnerC->Clone(); | |
1407 | //AliExternalTrackParam* ptrackInnerC = (AliExternalTrackParam*)trackInnerC->Clone(); | |
1408 | //AliExternalTrackParam* ptrackInnerC2 = (AliExternalTrackParam*)trackInnerC2->Clone(); | |
1409 | //AliExternalTrackParam* pouterITSc = (AliExternalTrackParam*)outerITSc->Clone(); | |
1410 | //AliExternalTrackParam* ptrackInnerC3 = (AliExternalTrackParam*)trackInnerC3->Clone(); | |
1411 | //AliESDVertex* pvtxESD = new AliESDVertex(*vtxESD); | |
1412 | //AliESDtrack* ptrack= new AliESDtrack(*track); | |
1413 | //AliExternalTrackParam* ptpcInnerC = new AliExternalTrackParam(*tpcInnerC); | |
1414 | //AliExternalTrackParam* ptrackInnerC = new AliExternalTrackParam(*trackInnerC); | |
1415 | //AliExternalTrackParam* ptrackInnerC2 = new AliExternalTrackParam(*trackInnerC2); | |
1416 | //AliExternalTrackParam* pouterITSc = new AliExternalTrackParam(*outerITSc); | |
1417 | //AliExternalTrackParam* ptrackInnerC3 = new AliExternalTrackParam(*trackInnerC3); | |
1418 | ||
c683985a | 1419 | Int_t ntracks = esdEvent->GetNumberOfTracks(); |
234cae2f | 1420 | |
c683985a | 1421 | // fill histograms |
07aef7d1 | 1422 | FillHistograms(track, tpcInnerC, centralityF, (Double_t)chi2(0,0)); |
c683985a | 1423 | |
1424 | if(fTreeSRedirector && dumpToTree && fFillTree) | |
1425 | { | |
1426 | ||
1427 | (*fTreeSRedirector)<<"highPt"<< | |
234cae2f | 1428 | "fileName.="<<&fileName<< // name of the chunk file (hopefully full) |
1429 | "runNumber="<<runNumber<< // runNumber | |
1430 | "evtTimeStamp="<<evtTimeStamp<< // time stamp of event (in seconds) | |
1431 | "evtNumberInFile="<<evtNumberInFile<< // event number | |
1432 | "triggerClass="<<&triggerClass<< // trigger class as a string | |
1433 | "Bz="<<bz<< // solenoid magnetic field in the z direction (in kGaus) | |
1434 | "vtxESD.="<<vtxESD<< // vertexer ESD tracks (can be biased by TPC pileup tracks) | |
1435 | //"vtxESDx="<<vtxX<< | |
1436 | //"vtxESDy="<<vtxY<< | |
1437 | //"vtxESDz="<<vtxZ<< | |
1438 | "IRtot="<<ir1<< // interaction record (trigger) counters - coutner 1 | |
1439 | "IRint2="<<ir2<< // interaction record (trigger) coutners - counter 2 | |
1440 | "mult="<<mult<< // multiplicity of tracks pointing to the primary vertex | |
1441 | "ntracks="<<ntracks<< // number of the esd tracks (to take into account the pileup in the TPC) | |
1442 | // important variables for the pile-up studies | |
1443 | "contTPC="<< contTPC<< // number of contributors to the TPC primary vertex candidate | |
1444 | "contSPD="<< contSPD<< // number of contributors to the SPD primary vertex candidate | |
1445 | "vertexPosTPC.="<<&vertexPosTPC<< // TPC vertex position | |
1446 | "vertexPosSPD.="<<&vertexPosSPD<< // SPD vertex position | |
1447 | "ntracksTPC="<<ntracksTPC<< // total number of the TPC tracks which were refitted | |
1448 | "ntracksITS="<<ntracksITS<< // total number of the ITS tracks which were refitted | |
1449 | // | |
1450 | "esdTrack.="<<track<< // esdTrack as used in the physical analysis | |
1451 | "friendTrack.="<<friendTrack<< // esdFriendTrack associated to the esdTrack | |
1452 | "extTPCInnerC.="<<tpcInnerC<< // ??? | |
1453 | "extInnerParamC.="<<trackInnerC<< // ??? | |
1454 | "extInnerParam.="<<trackInnerC2<< // ??? | |
1455 | "extOuterITS.="<<outerITSc<< // ??? | |
1456 | "extInnerParamRef.="<<trackInnerC3<< // ??? | |
1457 | "chi2TPCInnerC="<<chi2(0,0)<< // chi2 of tracks ??? | |
1458 | "chi2InnerC="<<chi2trackC(0,0)<< // chi2s of tracks TPCinner to the combined | |
1459 | "chi2OuterITS="<<chi2OuterITS(0,0)<< // chi2s of tracks TPC at inner wall to the ITSout | |
1460 | "centralityF="<<centralityF; | |
c683985a | 1461 | if (mcEvent) |
1462 | { | |
234cae2f | 1463 | AliTrackReference refDummy; |
1464 | if (!refITS) refITS = &refDummy; | |
1465 | if (!refTRD) refTRD = &refDummy; | |
1466 | if (!refTOF) refTOF = &refDummy; | |
1467 | if (!refEMCAL) refEMCAL = &refDummy; | |
1468 | if (!refPHOS) refPHOS = &refDummy; | |
c683985a | 1469 | (*fTreeSRedirector)<<"highPt"<< |
234cae2f | 1470 | "multMCTrueTracks="<<multMCTrueTracks<< // mC track multiplicities |
1471 | "nrefITS="<<nrefITS<< // number of track references in the ITS | |
1472 | "nrefTPC="<<nrefTPC<< // number of track references in the TPC | |
1473 | "nrefTRD="<<nrefTRD<< // number of track references in the TRD | |
1474 | "nrefTOF="<<nrefTOF<< // number of track references in the TOF | |
1475 | "nrefEMCAL="<<nrefEMCAL<< // number of track references in the TOF | |
1476 | "nrefPHOS="<<nrefPHOS<< // number of track references in the TOF | |
1477 | "refTPCIn.="<<refTPCIn<< | |
1478 | "refTPCOut.="<<refTPCOut<< | |
1479 | "refITS.="<<refITS<< | |
1480 | "refTRD.="<<refTRD<< | |
1481 | "refTOF.="<<refTOF<< | |
1482 | "refEMCAL.="<<refEMCAL<< | |
1483 | "refPHOS.="<<refPHOS<< | |
1484 | "particle.="<<particle<< | |
1485 | "particleMother.="<<particleMother<< | |
1486 | "mech="<<mech<< | |
1487 | "isPrim="<<isPrim<< | |
1488 | "isFromStrangess="<<isFromStrangess<< | |
1489 | "isFromConversion="<<isFromConversion<< | |
1490 | "isFromMaterial="<<isFromMaterial<< | |
1491 | "particleTPC.="<<particleTPC<< | |
1492 | "particleMotherTPC.="<<particleMotherTPC<< | |
1493 | "mechTPC="<<mechTPC<< | |
1494 | "isPrimTPC="<<isPrimTPC<< | |
1495 | "isFromStrangessTPC="<<isFromStrangessTPC<< | |
1496 | "isFromConversionTPC="<<isFromConversionTPC<< | |
1497 | "isFromMaterialTPC="<<isFromMaterialTPC<< | |
1498 | "particleITS.="<<particleITS<< | |
1499 | "particleMotherITS.="<<particleMotherITS<< | |
1500 | "mechITS="<<mechITS<< | |
1501 | "isPrimITS="<<isPrimITS<< | |
1502 | "isFromStrangessITS="<<isFromStrangessITS<< | |
1503 | "isFromConversionITS="<<isFromConversionITS<< | |
1504 | "isFromMaterialITS="<<isFromMaterialITS; | |
c683985a | 1505 | } |
1506 | //finish writing the entry | |
1507 | AliInfo("writing tree highPt"); | |
1508 | (*fTreeSRedirector)<<"highPt"<<"\n"; | |
1509 | } | |
1510 | ||
c683985a | 1511 | //////////////////// |
1512 | //delete the dummy objects we might have created. | |
1513 | if (newvtxESD) {delete vtxESD; vtxESD=NULL;} | |
1514 | if (newtrack) {delete track; track=NULL;} | |
234cae2f | 1515 | if (newFriendTrack) {delete friendTrack; friendTrack=NULL;} |
c683985a | 1516 | if (newtpcInnerC) {delete tpcInnerC; tpcInnerC=NULL;} |
1517 | if (newtrackInnerC) {delete trackInnerC; trackInnerC=NULL;} | |
1518 | if (newtrackInnerC2) {delete trackInnerC2; trackInnerC2=NULL;} | |
1519 | if (newouterITSc) {delete outerITSc; outerITSc=NULL;} | |
1520 | if (newtrackInnerC3) {delete trackInnerC3; trackInnerC3=NULL;} | |
1521 | if (newrefTPCIn) {delete refTPCIn; refTPCIn=NULL;} | |
1522 | if (newrefITS) {delete refITS; refITS=NULL;} | |
1523 | if (newparticle) {delete particle; particle=NULL;} | |
1524 | if (newparticleMother) {delete particleMother; particleMother=NULL;} | |
1525 | if (newparticleTPC) {delete particleTPC; particleTPC=NULL;} | |
1526 | if (newparticleMotherTPC) {delete particleMotherTPC; particleMotherTPC=NULL;} | |
1527 | if (newparticleITS) {delete particleITS; particleITS=NULL;} | |
1528 | if (newparticleMotherITS) {delete particleMotherITS; particleMotherITS=NULL;} | |
1529 | /////////////// | |
1530 | ||
1531 | delete tpcInnerC; | |
1532 | delete trackInnerC; | |
1533 | delete trackInnerC2; | |
1534 | delete outerITSc; | |
1535 | delete trackInnerC3; | |
1536 | } | |
1537 | } | |
1538 | ||
1539 | } | |
1540 | ||
1541 | ||
1542 | //_____________________________________________________________________________ | |
1543 | void AliAnalysisTaskFilteredTree::ProcessMCEff(AliESDEvent *const esdEvent, AliMCEvent * const mcEvent, AliESDfriend *const /*esdFriend*/) | |
1544 | { | |
1545 | // | |
1546 | // Fill tree for efficiency studies MC only | |
1547 | AliInfo("we start!"); | |
1548 | ||
1549 | if(!esdEvent) { | |
1550 | AliDebug(AliLog::kError, "esdEvent not available"); | |
1551 | return; | |
1552 | } | |
1553 | ||
1554 | if(!mcEvent) { | |
1555 | AliDebug(AliLog::kError, "mcEvent not available"); | |
1556 | return; | |
1557 | } | |
1558 | ||
1559 | // get selection cuts | |
1560 | AliFilteredTreeEventCuts *evtCuts = GetEventCuts(); | |
1561 | AliFilteredTreeAcceptanceCuts *accCuts = GetAcceptanceCuts(); | |
1562 | AliESDtrackCuts *esdTrackCuts = GetTrackCuts(); | |
1563 | ||
1564 | if(!evtCuts || !accCuts || !esdTrackCuts) { | |
1565 | AliDebug(AliLog::kError, "cuts not available"); | |
1566 | return; | |
1567 | } | |
1568 | ||
1569 | // trigger selection | |
1570 | Bool_t isEventTriggered = kTRUE; | |
1571 | AliPhysicsSelection *physicsSelection = NULL; | |
1572 | AliTriggerAnalysis* triggerAnalysis = NULL; | |
1573 | ||
1574 | // | |
1575 | AliInputEventHandler* inputHandler = (AliInputEventHandler*) AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler(); | |
1576 | if (!inputHandler) | |
1577 | { | |
1578 | Printf("ERROR: Could not receive input handler"); | |
1579 | return; | |
1580 | } | |
1581 | ||
1582 | // get file name | |
1583 | TTree *chain = (TChain*)GetInputData(0); | |
1584 | if(!chain) { | |
1585 | Printf("ERROR: Could not receive input chain"); | |
1586 | return; | |
1587 | } | |
1588 | TObjString fileName(chain->GetCurrentFile()->GetName()); | |
1589 | ||
1590 | // trigger | |
1591 | if(evtCuts->IsTriggerRequired()) | |
1592 | { | |
1593 | // always MB | |
1594 | isEventTriggered = inputHandler->IsEventSelected() & AliVEvent::kMB; | |
1595 | ||
1596 | physicsSelection = static_cast<AliPhysicsSelection*> (inputHandler->GetEventSelection()); | |
1597 | if(!physicsSelection) return; | |
1598 | ||
1599 | if (isEventTriggered && (GetTrigger() == AliTriggerAnalysis::kV0AND)) { | |
1600 | // set trigger (V0AND) | |
1601 | triggerAnalysis = physicsSelection->GetTriggerAnalysis(); | |
1602 | if(!triggerAnalysis) return; | |
1603 | isEventTriggered = triggerAnalysis->IsOfflineTriggerFired(esdEvent, GetTrigger()); | |
1604 | } | |
1605 | } | |
1606 | ||
1607 | // centrality determination | |
1608 | Float_t centralityF = -1; | |
1609 | AliCentrality *esdCentrality = esdEvent->GetCentrality(); | |
1610 | centralityF = esdCentrality->GetCentralityPercentile(fCentralityEstimator.Data()); | |
1611 | ||
1612 | // use MC information | |
1613 | AliHeader* header = 0; | |
1614 | AliGenEventHeader* genHeader = 0; | |
1615 | AliStack* stack = 0; | |
1616 | Int_t mcStackSize=0; | |
1617 | TArrayF vtxMC(3); | |
1618 | ||
1619 | Int_t multMCTrueTracks = 0; | |
1620 | // | |
1621 | if(!mcEvent) { | |
1622 | AliDebug(AliLog::kError, "mcEvent not available"); | |
1623 | return; | |
1624 | } | |
1625 | // get MC event header | |
1626 | header = mcEvent->Header(); | |
1627 | if (!header) { | |
1628 | AliDebug(AliLog::kError, "Header not available"); | |
1629 | return; | |
1630 | } | |
1631 | // MC particle stack | |
1632 | stack = mcEvent->Stack(); | |
1633 | if (!stack) { | |
1634 | AliDebug(AliLog::kError, "Stack not available"); | |
1635 | return; | |
1636 | } | |
1637 | mcStackSize=stack->GetNtrack(); | |
1638 | ||
1639 | // get MC vertex | |
1640 | genHeader = header->GenEventHeader(); | |
1641 | if (!genHeader) { | |
1642 | AliDebug(AliLog::kError, "Could not retrieve genHeader from Header"); | |
1643 | return; | |
1644 | } | |
1645 | genHeader->PrimaryVertex(vtxMC); | |
1646 | ||
1647 | // multipliticy of all MC primary tracks | |
1648 | // in Zv, pt and eta ranges) | |
1649 | multMCTrueTracks = GetMCTrueTrackMult(mcEvent,evtCuts,accCuts); | |
1650 | ||
1651 | ||
1652 | // get reconstructed vertex | |
1653 | //const AliESDVertex* vtxESD = 0; | |
1654 | AliESDVertex* vtxESD = 0; | |
1655 | if(GetAnalysisMode() == kTPCAnalysisMode) { | |
1656 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTPC(); | |
1657 | } | |
1658 | else if(GetAnalysisMode() == kTPCITSAnalysisMode) { | |
1659 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTracks(); | |
1660 | } | |
1661 | else { | |
1662 | return; | |
1663 | } | |
1664 | ||
1665 | if(!vtxESD) return; | |
1666 | // | |
1667 | // Vertex info comparison and track multiplicity | |
1668 | // | |
1669 | AliESDVertex *vertexSPD = (AliESDVertex *)esdEvent->GetPrimaryVertexSPD(); | |
1670 | AliESDVertex *vertexTPC = (AliESDVertex *)esdEvent->GetPrimaryVertexTPC(); | |
1671 | Int_t contSPD = vertexSPD->GetNContributors(); | |
1672 | Int_t contTPC = vertexTPC->GetNContributors(); | |
1673 | TVectorD vertexPosTPC(3), vertexPosSPD(3); | |
1674 | vertexSPD->GetXYZ(vertexPosSPD.GetMatrixArray()); | |
1675 | vertexTPC->GetXYZ(vertexPosTPC.GetMatrixArray()); | |
1676 | Int_t ntracksTPC=0; | |
1677 | Int_t ntracksITS=0; | |
1678 | for (Int_t iTrack = 0; iTrack < esdEvent->GetNumberOfTracks(); iTrack++){ | |
1679 | AliESDtrack *track = esdEvent->GetTrack(iTrack); | |
1680 | if(!track) continue; | |
1681 | if (track->IsOn(AliVTrack::kTPCrefit)) ntracksTPC++; | |
1682 | if (track->IsOn(AliVTrack::kITSrefit)) ntracksITS++; | |
1683 | } | |
1684 | ||
1685 | Bool_t isEventOK = evtCuts->AcceptEvent(esdEvent,mcEvent,vtxESD); | |
1686 | //printf("isEventOK %d, isEventTriggered %d \n",isEventOK, isEventTriggered); | |
1687 | //printf("GetAnalysisMode() %d \n",GetAnalysisMode()); | |
1688 | ||
1689 | TObjString triggerClass = esdEvent->GetFiredTriggerClasses().Data(); | |
1690 | ||
1691 | // check event cuts | |
1692 | if(isEventOK && isEventTriggered) | |
1693 | { | |
1694 | //if(!stack) return; | |
1695 | ||
1696 | // | |
1697 | // MC info | |
1698 | // | |
1699 | TParticle *particle=NULL; | |
1700 | TParticle *particleMother=NULL; | |
1701 | Int_t mech=-1; | |
1702 | ||
1703 | // reco event info | |
1704 | Double_t vert[3] = {0}; | |
1705 | vert[0] = vtxESD->GetXv(); | |
1706 | vert[1] = vtxESD->GetYv(); | |
1707 | vert[2] = vtxESD->GetZv(); | |
1708 | Int_t mult = vtxESD->GetNContributors(); | |
1709 | Double_t bz = esdEvent->GetMagneticField(); | |
1710 | Double_t runNumber = esdEvent->GetRunNumber(); | |
1711 | Double_t evtTimeStamp = esdEvent->GetTimeStamp(); | |
1712 | Int_t evtNumberInFile = esdEvent->GetEventNumberInFile(); | |
234cae2f | 1713 | // loop over MC stack |
c683985a | 1714 | for (Int_t iMc = 0; iMc < mcStackSize; ++iMc) |
1715 | { | |
1716 | particle = stack->Particle(iMc); | |
1717 | if (!particle) | |
1718 | continue; | |
1719 | ||
1720 | // only charged particles | |
1721 | if(!particle->GetPDG()) continue; | |
1722 | Double_t charge = particle->GetPDG()->Charge()/3.; | |
1723 | if (TMath::Abs(charge) < 0.001) | |
1724 | continue; | |
1725 | ||
1726 | // only primary particles | |
1727 | Bool_t prim = stack->IsPhysicalPrimary(iMc); | |
1728 | if(!prim) continue; | |
1729 | ||
1730 | // downscale low-pT particles | |
1731 | Double_t scalempt= TMath::Min(particle->Pt(),10.); | |
1732 | Double_t downscaleF = gRandom->Rndm(); | |
1733 | downscaleF *= fLowPtTrackDownscaligF; | |
1734 | if(TMath::Exp(2*scalempt)<downscaleF) continue; | |
1735 | ||
1736 | // is particle in acceptance | |
1737 | if(!accCuts->AcceptTrack(particle)) continue; | |
1738 | ||
1739 | // check if particle reconstructed | |
1740 | Bool_t isRec = kFALSE; | |
1741 | Int_t trackIndex = -1; | |
1742 | Int_t trackLoopIndex = -1; | |
1743 | Int_t isESDtrackCut= 0; | |
1744 | Int_t isAccCuts = 0; | |
1745 | Int_t nRec = 0; // how many times reconstructed | |
1746 | Int_t nFakes = 0; // how many times reconstructed as a fake track | |
1747 | AliESDtrack *recTrack = NULL; | |
1748 | ||
1749 | for (Int_t iTrack = 0; iTrack < esdEvent->GetNumberOfTracks(); iTrack++) | |
1750 | { | |
1751 | AliESDtrack *track = esdEvent->GetTrack(iTrack); | |
1752 | if(!track) continue; | |
1753 | if(track->Charge()==0) continue; | |
234cae2f | 1754 | // |
1755 | Int_t label = TMath::Abs(track->GetLabel()); | |
1756 | if (label >= mcStackSize) continue; | |
1757 | if(label == iMc) { | |
1758 | Bool_t isAcc=esdTrackCuts->AcceptTrack(track); | |
1759 | if (isAcc) isESDtrackCut=1; | |
1760 | if (accCuts->AcceptTrack(track)) isAccCuts=1; | |
1761 | isRec = kTRUE; | |
c683985a | 1762 | trackIndex = iTrack; |
1763 | ||
234cae2f | 1764 | if (recTrack){ |
1765 | if (track->GetTPCncls()<recTrack->GetTPCncls()) continue; // in case looper tracks use longer track | |
1766 | if (!isAcc) continue; | |
1767 | trackLoopIndex = iTrack; | |
1768 | } | |
1769 | recTrack = esdEvent->GetTrack(trackIndex); | |
c683985a | 1770 | nRec++; |
1771 | if(track->GetLabel()<0) nFakes++; | |
1772 | ||
234cae2f | 1773 | continue; |
1774 | } | |
c683985a | 1775 | } |
234cae2f | 1776 | |
c683985a | 1777 | // Store information in the output tree |
1778 | if (trackLoopIndex>-1) { | |
1779 | recTrack = esdEvent->GetTrack(trackLoopIndex); | |
1780 | } else if (trackIndex >-1) { | |
1781 | recTrack = esdEvent->GetTrack(trackIndex); | |
1782 | } else { | |
1783 | recTrack = new AliESDtrack(); | |
1784 | } | |
1785 | ||
1786 | particleMother = GetMother(particle,stack); | |
1787 | mech = particle->GetUniqueID(); | |
1788 | ||
1789 | //MC particle track length | |
1790 | Double_t tpcTrackLength = 0.; | |
1791 | AliMCParticle *mcParticle = (AliMCParticle*) mcEvent->GetTrack(iMc); | |
1792 | if(mcParticle) { | |
1793 | Int_t counter; | |
1794 | tpcTrackLength = mcParticle->GetTPCTrackLength(bz,0.05,counter,3.0); | |
1795 | } | |
1796 | ||
1797 | ||
1798 | // | |
1799 | if(fTreeSRedirector && fFillTree) { | |
1800 | (*fTreeSRedirector)<<"MCEffTree"<< | |
1801 | "fileName.="<<&fileName<< | |
1802 | "triggerClass.="<<&triggerClass<< | |
1803 | "runNumber="<<runNumber<< | |
1804 | "evtTimeStamp="<<evtTimeStamp<< | |
1805 | "evtNumberInFile="<<evtNumberInFile<< // | |
1806 | "Bz="<<bz<< // magnetic field | |
1807 | "vtxESD.="<<vtxESD<< // vertex info | |
234cae2f | 1808 | // |
c683985a | 1809 | "mult="<<mult<< // primary vertex 9whatewe found) multiplicity |
234cae2f | 1810 | "multMCTrueTracks="<<multMCTrueTracks<< // mC track multiplicities |
1811 | // important variables for the pile-up studies | |
1812 | "contTPC="<< contTPC<< // number of contributors to the TPC primary vertex candidate | |
1813 | "contSPD="<< contSPD<< // number of contributors to the SPD primary vertex candidate | |
1814 | "vertexPosTPC.="<<&vertexPosTPC<< // TPC vertex position | |
1815 | "vertexPosSPD.="<<&vertexPosSPD<< // SPD vertex position | |
1816 | "ntracksTPC="<<ntracksTPC<< // total number of the TPC tracks which were refitted | |
1817 | "ntracksITS="<<ntracksITS<< // total number of the ITS tracks which were refitted | |
1818 | // | |
1819 | // | |
1820 | "isAcc0="<<isESDtrackCut<< // track accepted by ESD track cuts | |
1821 | "isAcc1="<<isAccCuts<< // track accepted by acceptance cuts flag | |
c683985a | 1822 | "esdTrack.="<<recTrack<< // reconstructed track (only the longest from the loopers) |
1823 | "isRec="<<isRec<< // track was reconstructed | |
1824 | "tpcTrackLength="<<tpcTrackLength<< // track length in the TPC r projection | |
1825 | "particle.="<<particle<< // particle properties | |
1826 | "particleMother.="<<particleMother<< // particle mother | |
1827 | "mech="<<mech<< // production mechanizm | |
1828 | "nRec="<<nRec<< // how many times reconstruted | |
1829 | "nFakes="<<nFakes<< // how many times reconstructed as a fake track | |
1830 | "\n"; | |
1831 | } | |
1832 | ||
1833 | if(trackIndex <0 && recTrack) delete recTrack; recTrack=0; | |
1834 | } | |
1835 | } | |
1836 | ||
1837 | } | |
1838 | ||
1839 | //_____________________________________________________________________________ | |
1840 | Bool_t AliAnalysisTaskFilteredTree::IsHighDeDxParticle(AliESDtrack * track) { | |
1841 | // | |
1842 | // check if particle is Z > 1 | |
1843 | // | |
1844 | if (track->GetTPCNcls() < 60) return kFALSE; | |
1845 | Double_t mom = track->GetInnerParam()->GetP(); | |
1846 | if (mom < 0.2) return kFALSE; // protection against unexpected behavior of Aleph parameterization | |
1847 | Float_t dca[2], bCov[3]; | |
1848 | track->GetImpactParameters(dca,bCov); | |
1849 | // | |
1850 | ||
1851 | Double_t triggerDeDx = 4*AliExternalTrackParam::BetheBlochAleph((mom*2)/(0.938*3),1.0288,31.9806,5.04114e-11,2.13096,2.38541); | |
1852 | ||
1853 | if (track->GetTPCsignal() > triggerDeDx && track->GetTPCsignal()<1000 && TMath::Abs(dca[0])<3.) return kTRUE; | |
1854 | ||
1855 | return kFALSE; | |
1856 | } | |
1857 | ||
1858 | //_____________________________________________________________________________ | |
234cae2f | 1859 | void AliAnalysisTaskFilteredTree::ProcessV0(AliESDEvent *const esdEvent, AliMCEvent * const mcEvent, AliESDfriend *const esdFriend) |
c683985a | 1860 | { |
1861 | // | |
1862 | // Select real events with V0 (K0s and Lambda and Gamma) high-pT candidates | |
1863 | // | |
1864 | if(!esdEvent) { | |
1865 | AliDebug(AliLog::kError, "esdEvent not available"); | |
1866 | return; | |
1867 | } | |
1868 | ||
1869 | // get selection cuts | |
1870 | AliFilteredTreeEventCuts *evtCuts = GetEventCuts(); | |
1871 | AliFilteredTreeAcceptanceCuts *accCuts = GetAcceptanceCuts(); | |
1872 | AliESDtrackCuts *esdTrackCuts = GetTrackCuts(); | |
1873 | ||
1874 | if(!evtCuts || !accCuts || !esdTrackCuts) { | |
1875 | AliDebug(AliLog::kError, "cuts not available"); | |
1876 | return; | |
1877 | } | |
1878 | ||
1879 | // trigger selection | |
1880 | Bool_t isEventTriggered = kTRUE; | |
1881 | AliPhysicsSelection *physicsSelection = NULL; | |
1882 | AliTriggerAnalysis* triggerAnalysis = NULL; | |
1883 | ||
1884 | // | |
1885 | AliInputEventHandler* inputHandler = (AliInputEventHandler*) AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler(); | |
1886 | if (!inputHandler) | |
1887 | { | |
1888 | Printf("ERROR: Could not receive input handler"); | |
1889 | return; | |
1890 | } | |
234cae2f | 1891 | |
c683985a | 1892 | // get file name |
1893 | TTree *chain = (TChain*)GetInputData(0); | |
1894 | if(!chain) { | |
1895 | Printf("ERROR: Could not receive input chain"); | |
1896 | return; | |
1897 | } | |
1898 | TObjString fileName(chain->GetCurrentFile()->GetName()); | |
1899 | ||
1900 | // trigger | |
1901 | if(evtCuts->IsTriggerRequired()) | |
1902 | { | |
1903 | // always MB | |
1904 | isEventTriggered = inputHandler->IsEventSelected() & AliVEvent::kMB; | |
1905 | ||
1906 | physicsSelection = static_cast<AliPhysicsSelection*> (inputHandler->GetEventSelection()); | |
1907 | if(!physicsSelection) return; | |
1908 | //SetPhysicsTriggerSelection(physicsSelection); | |
1909 | ||
1910 | if (isEventTriggered && (GetTrigger() == AliTriggerAnalysis::kV0AND)) { | |
1911 | // set trigger (V0AND) | |
1912 | triggerAnalysis = physicsSelection->GetTriggerAnalysis(); | |
1913 | if(!triggerAnalysis) return; | |
1914 | isEventTriggered = triggerAnalysis->IsOfflineTriggerFired(esdEvent, GetTrigger()); | |
1915 | } | |
1916 | } | |
1917 | ||
1918 | // centrality determination | |
1919 | Float_t centralityF = -1; | |
1920 | AliCentrality *esdCentrality = esdEvent->GetCentrality(); | |
1921 | centralityF = esdCentrality->GetCentralityPercentile(fCentralityEstimator.Data()); | |
1922 | ||
1923 | ||
1924 | // get reconstructed vertex | |
1925 | //const AliESDVertex* vtxESD = 0; | |
1926 | AliESDVertex* vtxESD = 0; | |
1927 | if(GetAnalysisMode() == kTPCAnalysisMode) { | |
234cae2f | 1928 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTPC(); |
c683985a | 1929 | } |
1930 | else if(GetAnalysisMode() == kTPCITSAnalysisMode) { | |
234cae2f | 1931 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTracks(); |
c683985a | 1932 | } |
1933 | else { | |
234cae2f | 1934 | return; |
c683985a | 1935 | } |
1936 | ||
1937 | if(!vtxESD) return; | |
1938 | ||
1939 | Bool_t isEventOK = evtCuts->AcceptEvent(esdEvent,mcEvent,vtxESD); | |
1940 | //printf("isEventOK %d, isEventTriggered %d \n",isEventOK, isEventTriggered); | |
1941 | //printf("GetAnalysisMode() %d \n",GetAnalysisMode()); | |
1942 | ||
1943 | // check event cuts | |
1944 | if(isEventOK && isEventTriggered) { | |
c683985a | 1945 | // |
234cae2f | 1946 | // Dump the pt downscaled V0 into the tree |
1947 | // | |
1948 | Int_t ntracks = esdEvent->GetNumberOfTracks(); | |
1949 | Int_t nV0s = esdEvent->GetNumberOfV0s(); | |
1950 | Int_t run = esdEvent->GetRunNumber(); | |
1951 | Int_t time= esdEvent->GetTimeStamp(); | |
1952 | Int_t evNr=esdEvent->GetEventNumberInFile(); | |
1953 | Double_t bz = esdEvent->GetMagneticField(); | |
c683985a | 1954 | |
234cae2f | 1955 | |
1956 | for (Int_t iv0=0; iv0<nV0s; iv0++){ | |
1957 | ||
1958 | AliESDv0 * v0 = esdEvent->GetV0(iv0); | |
1959 | if (!v0) continue; | |
1960 | AliESDtrack * track0 = esdEvent->GetTrack(v0->GetIndex(0)); | |
1961 | AliESDtrack * track1 = esdEvent->GetTrack(v0->GetIndex(1)); | |
1962 | if (!track0) continue; | |
1963 | if (!track1) continue; | |
1964 | AliESDfriendTrack* friendTrack0=NULL; | |
1965 | AliESDfriendTrack* friendTrack1=NULL; | |
1966 | if (esdFriend) | |
1967 | { | |
1968 | if (!esdFriend->TestSkipBit()) | |
1969 | { | |
1970 | friendTrack0 = esdFriend->GetTrack(v0->GetIndex(0)); //this guy can be NULL | |
1971 | friendTrack1 = esdFriend->GetTrack(v0->GetIndex(1)); //this guy can be NULL | |
1972 | } | |
1973 | } | |
1974 | Bool_t newFriendTrack0=kFALSE; | |
1975 | Bool_t newFriendTrack1=kFALSE; | |
1976 | if (!friendTrack0) {friendTrack0=new AliESDfriendTrack(); newFriendTrack0=kTRUE;} | |
1977 | if (!friendTrack1) {friendTrack1=new AliESDfriendTrack(); newFriendTrack1=kTRUE;} | |
1978 | if (track0->GetSign()<0) { | |
1979 | track1 = esdEvent->GetTrack(v0->GetIndex(0)); | |
1980 | track0 = esdEvent->GetTrack(v0->GetIndex(1)); | |
1981 | } | |
1982 | // | |
1983 | Bool_t isDownscaled = IsV0Downscaled(v0); | |
1984 | if (isDownscaled) continue; | |
1985 | AliKFParticle kfparticle; // | |
1986 | Int_t type=GetKFParticle(v0,esdEvent,kfparticle); | |
1987 | if (type==0) continue; | |
1988 | TObjString triggerClass = esdEvent->GetFiredTriggerClasses().Data(); | |
1989 | ||
1990 | if(!fFillTree) return; | |
1991 | if(!fTreeSRedirector) return; | |
1992 | (*fTreeSRedirector)<<"V0s"<< | |
1993 | "isDownscaled="<<isDownscaled<< | |
1994 | "triggerClass="<<&triggerClass<< // trigger | |
1995 | "Bz="<<bz<< | |
1996 | "fileName.="<<&fileName<< | |
1997 | "runNumber="<<run<< | |
1998 | "evtTimeStamp="<<time<< | |
1999 | "evtNumberInFile="<<evNr<< | |
2000 | "type="<<type<< | |
2001 | "ntracks="<<ntracks<< | |
2002 | "v0.="<<v0<< | |
2003 | "kf.="<<&kfparticle<< | |
2004 | "track0.="<<track0<< | |
2005 | "track1.="<<track1<< | |
2006 | "friendTrack0.="<<friendTrack0<< | |
2007 | "friendTrack1.="<<friendTrack1<< | |
2008 | "centralityF="<<centralityF<< | |
2009 | "\n"; | |
2010 | if (newFriendTrack0) {delete friendTrack0;} | |
2011 | if (newFriendTrack1) {delete friendTrack1;} | |
2012 | } | |
c683985a | 2013 | } |
2014 | } | |
2015 | ||
2016 | //_____________________________________________________________________________ | |
234cae2f | 2017 | void AliAnalysisTaskFilteredTree::ProcessdEdx(AliESDEvent *const esdEvent, AliMCEvent * const mcEvent, AliESDfriend *const esdFriend) |
c683985a | 2018 | { |
2019 | // | |
2020 | // Select real events with large TPC dEdx signal | |
2021 | // | |
2022 | if(!esdEvent) { | |
2023 | AliDebug(AliLog::kError, "esdEvent not available"); | |
2024 | return; | |
2025 | } | |
2026 | ||
2027 | // get selection cuts | |
2028 | AliFilteredTreeEventCuts *evtCuts = GetEventCuts(); | |
2029 | AliFilteredTreeAcceptanceCuts *accCuts = GetAcceptanceCuts(); | |
2030 | AliESDtrackCuts *esdTrackCuts = GetTrackCuts(); | |
2031 | ||
2032 | if(!evtCuts || !accCuts || !esdTrackCuts) { | |
2033 | AliDebug(AliLog::kError, "cuts not available"); | |
2034 | return; | |
2035 | } | |
2036 | ||
2037 | // get file name | |
2038 | TTree *chain = (TChain*)GetInputData(0); | |
2039 | if(!chain) { | |
2040 | Printf("ERROR: Could not receive input chain"); | |
2041 | return; | |
2042 | } | |
2043 | TObjString fileName(chain->GetCurrentFile()->GetName()); | |
2044 | ||
2045 | // trigger | |
2046 | Bool_t isEventTriggered = kTRUE; | |
2047 | AliPhysicsSelection *physicsSelection = NULL; | |
2048 | AliTriggerAnalysis* triggerAnalysis = NULL; | |
2049 | ||
2050 | // | |
2051 | AliInputEventHandler* inputHandler = (AliInputEventHandler*) AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler(); | |
2052 | if (!inputHandler) | |
2053 | { | |
2054 | Printf("ERROR: Could not receive input handler"); | |
2055 | return; | |
2056 | } | |
2057 | ||
2058 | if(evtCuts->IsTriggerRequired()) | |
2059 | { | |
2060 | // always MB | |
2061 | isEventTriggered = inputHandler->IsEventSelected() & AliVEvent::kMB; | |
2062 | ||
2063 | physicsSelection = static_cast<AliPhysicsSelection*> (inputHandler->GetEventSelection()); | |
2064 | if(!physicsSelection) return; | |
2065 | ||
2066 | if (isEventTriggered && (GetTrigger() == AliTriggerAnalysis::kV0AND)) { | |
2067 | // set trigger (V0AND) | |
2068 | triggerAnalysis = physicsSelection->GetTriggerAnalysis(); | |
2069 | if(!triggerAnalysis) return; | |
2070 | isEventTriggered = triggerAnalysis->IsOfflineTriggerFired(esdEvent, GetTrigger()); | |
2071 | } | |
2072 | } | |
2073 | ||
2074 | // get reconstructed vertex | |
2075 | AliESDVertex* vtxESD = 0; | |
2076 | if(GetAnalysisMode() == kTPCAnalysisMode) { | |
234cae2f | 2077 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTPC(); |
c683985a | 2078 | } |
2079 | else if(GetAnalysisMode() == kTPCITSAnalysisMode) { | |
234cae2f | 2080 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTracks(); |
c683985a | 2081 | } |
2082 | else { | |
234cae2f | 2083 | return; |
c683985a | 2084 | } |
2085 | if(!vtxESD) return; | |
2086 | ||
2087 | Bool_t isEventOK = evtCuts->AcceptEvent(esdEvent,mcEvent,vtxESD); | |
2088 | //printf("isEventOK %d, isEventTriggered %d \n",isEventOK, isEventTriggered); | |
2089 | //printf("GetAnalysisMode() %d \n",GetAnalysisMode()); | |
2090 | ||
2091 | ||
2092 | // check event cuts | |
2093 | if(isEventOK && isEventTriggered) | |
2094 | { | |
2095 | Double_t vert[3] = {0}; | |
2096 | vert[0] = vtxESD->GetXv(); | |
2097 | vert[1] = vtxESD->GetYv(); | |
2098 | vert[2] = vtxESD->GetZv(); | |
2099 | Int_t mult = vtxESD->GetNContributors(); | |
2100 | Double_t bz = esdEvent->GetMagneticField(); | |
2101 | Double_t runNumber = esdEvent->GetRunNumber(); | |
2102 | Double_t evtTimeStamp = esdEvent->GetTimeStamp(); | |
2103 | Int_t evtNumberInFile = esdEvent->GetEventNumberInFile(); | |
2104 | ||
2105 | // large dEdx | |
2106 | for (Int_t iTrack = 0; iTrack < esdEvent->GetNumberOfTracks(); iTrack++) | |
2107 | { | |
2108 | AliESDtrack *track = esdEvent->GetTrack(iTrack); | |
2109 | if(!track) continue; | |
234cae2f | 2110 | Bool_t newFriendTrack=kFALSE; |
2111 | AliESDfriendTrack* friendTrack=NULL; | |
2112 | if (esdFriend) {if (!esdFriend->TestSkipBit()) friendTrack = esdFriend->GetTrack(iTrack);} //this guy can be NULL | |
2113 | if (!friendTrack) {friendTrack=new AliESDfriendTrack(); newFriendTrack=kTRUE;} | |
c683985a | 2114 | if(track->Charge()==0) continue; |
2115 | if(!esdTrackCuts->AcceptTrack(track)) continue; | |
2116 | if(!accCuts->AcceptTrack(track)) continue; | |
2117 | ||
2118 | if(!IsHighDeDxParticle(track)) continue; | |
2119 | TObjString triggerClass = esdEvent->GetFiredTriggerClasses().Data(); | |
2120 | ||
2121 | if(!fFillTree) return; | |
2122 | if(!fTreeSRedirector) return; | |
2123 | (*fTreeSRedirector)<<"dEdx"<< | |
234cae2f | 2124 | "fileName.="<<&fileName<< |
2125 | "runNumber="<<runNumber<< | |
2126 | "evtTimeStamp="<<evtTimeStamp<< | |
2127 | "evtNumberInFile="<<evtNumberInFile<< | |
2128 | "triggerClass="<<&triggerClass<< // trigger | |
2129 | "Bz="<<bz<< | |
2130 | "vtxESD.="<<vtxESD<< | |
2131 | "mult="<<mult<< | |
2132 | "esdTrack.="<<track<< | |
2133 | "friendTrack.="<<friendTrack<< | |
2134 | "\n"; | |
2135 | if (newFriendTrack) delete friendTrack; | |
c683985a | 2136 | } |
2137 | } | |
2138 | } | |
2139 | ||
2140 | //_____________________________________________________________________________ | |
2141 | Int_t AliAnalysisTaskFilteredTree::GetKFParticle(AliESDv0 *const v0, AliESDEvent * const event, AliKFParticle & kfparticle) | |
2142 | { | |
2143 | // | |
2144 | // Create KF particle in case the V0 fullfill selection criteria | |
2145 | // | |
2146 | // Selection criteria | |
2147 | // 0. algorithm cut | |
2148 | // 1. track cut | |
2149 | // 3. chi2 cut | |
2150 | // 4. rough mass cut | |
2151 | // 5. Normalized pointing angle cut | |
2152 | // | |
2153 | const Double_t cutMass=0.2; | |
2154 | const Double_t kSigmaDCACut=3; | |
2155 | // | |
2156 | // 0.) algo cut - accept only on the fly | |
2157 | // | |
2158 | if (v0->GetOnFlyStatus() ==kFALSE) return 0; | |
2159 | // | |
2160 | // 1.) track cut | |
2161 | // | |
2162 | AliESDtrack * track0 = event->GetTrack(v0->GetIndex(0)); | |
2163 | AliESDtrack * track1 = event->GetTrack(v0->GetIndex(1)); | |
2164 | /* | |
234cae2f | 2165 | TCut cutD="abs(track0.fD/sqrt(track0.fCdd))>2&&abs(track1.fD/sqrt(track1.fCdd))>2"; |
2166 | TCut cutTheta="abs(track0.fP[3])<1&&abs(track1.fP[3])<1"; | |
2167 | TCut cutNcl="track0.GetTPCClusterInfo(2,1)>100&&track1.GetTPCClusterInfo(2,1)>100"; | |
2168 | */ | |
c683985a | 2169 | if (TMath::Abs(track0->GetTgl())>1) return 0; |
2170 | if (TMath::Abs(track1->GetTgl())>1) return 0; | |
2171 | if ((track0->GetTPCClusterInfo(2,1))<100) return 0; | |
2172 | if ((track1->GetTPCClusterInfo(2,1))<100) return 0; | |
2173 | //if ((track0->GetITSclusters(0))<2) return 0; | |
2174 | //if ((track1->GetITSclusters(0))<2) return 0; | |
2175 | Float_t pos0[2]={0}, cov0[3]={0}; | |
2176 | Float_t pos1[2]={0}, cov1[3]={0}; | |
2177 | track0->GetImpactParameters(pos0,cov0); | |
2178 | track0->GetImpactParameters(pos1,cov1); | |
2179 | // | |
2180 | if (TMath::Abs(pos0[0])<kSigmaDCACut*TMath::Sqrt(cov0[0])) return 0; | |
2181 | if (TMath::Abs(pos1[0])<kSigmaDCACut*TMath::Sqrt(cov1[0])) return 0; | |
2182 | // | |
2183 | // | |
2184 | // 3.) Chi2 cut | |
2185 | // | |
2186 | Double_t chi2KF = v0->GetKFInfo(2,2,2); | |
2187 | if (chi2KF>25) return 0; | |
2188 | // | |
2189 | // 4.) Rough mass cut - 0.200 GeV | |
2190 | // | |
2191 | static Double_t masses[2]={-1}; | |
2192 | if (masses[0]<0){ | |
2193 | masses[0] = TDatabasePDG::Instance()->GetParticle("K_S0")->Mass(); | |
2194 | masses[1] = TDatabasePDG::Instance()->GetParticle("Lambda0")->Mass(); | |
2195 | } | |
2196 | Double_t mass00= v0->GetEffMass(0,0); | |
2197 | Double_t mass22= v0->GetEffMass(2,2); | |
2198 | Double_t mass42= v0->GetEffMass(4,2); | |
2199 | Double_t mass24= v0->GetEffMass(2,4); | |
2200 | Bool_t massOK=kFALSE; | |
2201 | Int_t type=0; | |
2202 | Int_t ptype=0; | |
2203 | Double_t dmass=1; | |
2204 | Int_t p1=0, p2=0; | |
2205 | if (TMath::Abs(mass00-0)<cutMass) { | |
2206 | massOK=kTRUE; type+=1; | |
2207 | if (TMath::Abs(mass00-0)<dmass) { | |
2208 | ptype=1; | |
2209 | dmass=TMath::Abs(mass00-0); | |
2210 | p1=0; p2=0; | |
2211 | } | |
2212 | } | |
2213 | if (TMath::Abs(mass24-masses[1])<cutMass) { | |
2214 | massOK=kTRUE; type+=2; | |
2215 | if (TMath::Abs(mass24-masses[1])<dmass){ | |
2216 | dmass = TMath::Abs(mass24-masses[1]); | |
2217 | ptype=2; | |
2218 | p1=2; p2=4; | |
2219 | } | |
2220 | } | |
2221 | if (TMath::Abs(mass42-masses[1])<cutMass) { | |
2222 | massOK=kTRUE; type+=4; | |
2223 | if (TMath::Abs(mass42-masses[1])<dmass){ | |
2224 | dmass = TMath::Abs(mass42-masses[1]); | |
2225 | ptype=4; | |
2226 | p1=4; p2=2; | |
2227 | } | |
2228 | } | |
2229 | if (TMath::Abs(mass22-masses[0])<cutMass) { | |
2230 | massOK=kTRUE; type+=8; | |
2231 | if (TMath::Abs(mass22-masses[0])<dmass){ | |
2232 | dmass = TMath::Abs(mass22-masses[0]); | |
2233 | ptype=8; | |
2234 | p1=2; p2=2; | |
2235 | } | |
2236 | } | |
2237 | if (type==0) return 0; | |
2238 | // | |
2239 | const Int_t spdg[5]={kPositron,kMuonPlus,kPiPlus, kKPlus, kProton}; | |
2240 | const AliExternalTrackParam *paramP = v0->GetParamP(); | |
2241 | const AliExternalTrackParam *paramN = v0->GetParamN(); | |
2242 | if (paramP->GetSign()<0){ | |
2243 | paramP=v0->GetParamP(); | |
2244 | paramN=v0->GetParamN(); | |
2245 | } | |
2246 | //Double_t *pparam1 = (Double_t*)paramP->GetParameter(); | |
2247 | //Double_t *pparam2 = (Double_t*)paramN->GetParameter(); | |
2248 | // | |
2249 | AliKFParticle kfp1( *paramP, spdg[p1] ); | |
2250 | AliKFParticle kfp2( *paramN, -1 *spdg[p2] ); | |
2251 | AliKFParticle V0KF; | |
2252 | (V0KF)+=kfp1; | |
2253 | (V0KF)+=kfp2; | |
2254 | kfparticle=V0KF; | |
2255 | // | |
2256 | // Pointing angle | |
2257 | // | |
2258 | Double_t errPhi = V0KF.GetErrPhi(); | |
2259 | Double_t pointAngle= TMath::ACos(v0->GetV0CosineOfPointingAngle()); | |
2260 | if (pointAngle/errPhi>10) return 0; | |
2261 | // | |
2262 | return ptype; | |
2263 | } | |
2264 | ||
2265 | //_____________________________________________________________________________ | |
2266 | Bool_t AliAnalysisTaskFilteredTree::IsV0Downscaled(AliESDv0 *const v0) | |
2267 | { | |
2268 | // | |
2269 | // Downscale randomly low pt V0 | |
2270 | // | |
2271 | //return kFALSE; | |
2272 | Double_t maxPt= TMath::Max(v0->GetParamP()->Pt(), v0->GetParamN()->Pt()); | |
2273 | Double_t scalempt= TMath::Min(maxPt,10.); | |
2274 | Double_t downscaleF = gRandom->Rndm(); | |
2275 | downscaleF *= fLowPtV0DownscaligF; | |
2276 | // | |
2277 | // Special treatment of the gamma conversion pt spectra is softer - | |
2278 | Double_t mass00= v0->GetEffMass(0,0); | |
2279 | const Double_t cutMass=0.2; | |
2280 | if (TMath::Abs(mass00-0)<cutMass){ | |
2281 | downscaleF/=10.; // 10 times smaller downscaling for the gamma concersion candidate | |
2282 | } | |
2283 | //printf("V0 TMath::Exp(2*scalempt) %e, downscaleF %e \n",TMath::Exp(2*scalempt), downscaleF); | |
2284 | if (TMath::Exp(2*scalempt)<downscaleF) return kTRUE; | |
2285 | return kFALSE; | |
2286 | ||
2287 | /* | |
234cae2f | 2288 | TH1F his1("his1","his1",100,0,10); |
2289 | TH1F his2("his2","his2",100,0,10); | |
2290 | {for (Int_t i=0; i<10000; i++){ | |
2291 | Double_t rnd=gRandom->Exp(1); | |
2292 | Bool_t isDownscaled =TMath::Exp(rnd)<100*gRandom->Rndm(); | |
2293 | his1->Fill(rnd); | |
2294 | if (!isDownscaled) his2->Fill(rnd); | |
2295 | }} | |
c683985a | 2296 | |
234cae2f | 2297 | */ |
c683985a | 2298 | |
2299 | } | |
2300 | ||
2301 | ||
2302 | ||
2303 | //_____________________________________________________________________________ | |
2304 | Bool_t AliAnalysisTaskFilteredTree::ConstrainTPCInner(AliExternalTrackParam *const tpcInnerC, const AliESDVertex* vtx, Double_t b[3]) | |
2305 | { | |
234cae2f | 2306 | // Constrain TPC inner params constrained |
2307 | // | |
2308 | if(!tpcInnerC) return kFALSE; | |
2309 | if(!vtx) return kFALSE; | |
c683985a | 2310 | |
234cae2f | 2311 | Double_t dz[2],cov[3]; |
2312 | //AliESDVertex *vtx= (AliESDVertex *)esdEvent->GetPrimaryVertex(); | |
2313 | //if(!tpcInnerC->PropagateToDCA(vtx, esdEvent->GetMagneticField(), 3, dz, cov)) return kFALSE; | |
2314 | //if(!tpcInnerC->PropagateToDCA(vtx, Bz, 3, dz, cov)) return kFALSE; | |
2315 | if(!tpcInnerC->PropagateToDCABxByBz(vtx, b, 3, dz, cov)) return kFALSE; | |
c683985a | 2316 | |
2317 | ||
234cae2f | 2318 | Double_t covar[6]; vtx->GetCovMatrix(covar); |
2319 | Double_t p[2]={tpcInnerC->GetParameter()[0]-dz[0],tpcInnerC->GetParameter()[1]-dz[1]}; | |
2320 | Double_t c[3]={covar[2],0.,covar[5]}; | |
2321 | Double_t chi2C=tpcInnerC->GetPredictedChi2(p,c); | |
2322 | if (chi2C>kVeryBig) return kFALSE; | |
c683985a | 2323 | |
234cae2f | 2324 | if(!tpcInnerC->Update(p,c)) return kFALSE; |
c683985a | 2325 | |
2326 | return kTRUE; | |
2327 | } | |
2328 | ||
2329 | //_____________________________________________________________________________ | |
2330 | Bool_t AliAnalysisTaskFilteredTree::ConstrainTrackInner(AliExternalTrackParam *const trackInnerC, const AliESDVertex* vtx, Double_t mass, Double_t b[3]) | |
2331 | { | |
234cae2f | 2332 | // Constrain TPC inner params constrained |
2333 | // | |
2334 | if(!trackInnerC) return kFALSE; | |
2335 | if(!vtx) return kFALSE; | |
c683985a | 2336 | |
234cae2f | 2337 | const Double_t kRadius = 2.8; |
2338 | const Double_t kMaxStep = 1.0; | |
c683985a | 2339 | |
234cae2f | 2340 | Double_t dz[2],cov[3]; |
c683985a | 2341 | |
234cae2f | 2342 | //AliESDVertex *vtx= (AliESDVertex *)esdEvent->GetPrimaryVertex(); |
2343 | //if(!trackInnerC->PropagateToDCA(vtx, esdEvent->GetMagneticField(), 3, dz, cov)) return kFALSE; | |
2344 | //if(!trackInnerC->PropagateToDCA(vtx, Bz, 3, dz, cov)) return kFALSE; | |
c683985a | 2345 | |
234cae2f | 2346 | if(!AliTracker::PropagateTrackToBxByBz(trackInnerC,kRadius,mass,kMaxStep,kFALSE)) return kFALSE; |
2347 | if(!trackInnerC->PropagateToDCABxByBz(vtx, b, 3, dz, cov)) return kFALSE; | |
c683985a | 2348 | |
234cae2f | 2349 | // |
2350 | Double_t covar[6]; vtx->GetCovMatrix(covar); | |
2351 | Double_t p[2]={trackInnerC->GetParameter()[0]-dz[0],trackInnerC->GetParameter()[1]-dz[1]}; | |
2352 | Double_t c[3]={covar[2],0.,covar[5]}; | |
2353 | Double_t chi2C=trackInnerC->GetPredictedChi2(p,c); | |
2354 | if (chi2C>kVeryBig) return kFALSE; | |
c683985a | 2355 | |
234cae2f | 2356 | if(!trackInnerC->Update(p,c)) return kFALSE; |
c683985a | 2357 | |
2358 | return kTRUE; | |
2359 | } | |
2360 | ||
2361 | ||
2362 | //_____________________________________________________________________________ | |
2363 | TParticle *AliAnalysisTaskFilteredTree::GetMother(TParticle *const particle, AliStack *const stack) | |
2364 | { | |
2365 | if(!particle) return NULL; | |
2366 | if(!stack) return NULL; | |
2367 | ||
2368 | Int_t motherLabel = TMath::Abs(particle->GetMother(0)); | |
2369 | TParticle* mother = NULL; | |
2370 | Int_t mcStackSize=stack->GetNtrack(); | |
2371 | if (motherLabel>=mcStackSize) return NULL; | |
2372 | mother = stack->Particle(motherLabel); | |
2373 | ||
234cae2f | 2374 | return mother; |
c683985a | 2375 | } |
2376 | ||
2377 | //_____________________________________________________________________________ | |
2378 | Bool_t AliAnalysisTaskFilteredTree::IsFromConversion(const Int_t label, AliStack *const stack) | |
2379 | { | |
2380 | Bool_t isFromConversion = kFALSE; | |
2381 | ||
2382 | if(stack) { | |
2383 | Int_t mcStackSize=stack->GetNtrack(); | |
2384 | if (label>=mcStackSize) return kFALSE; | |
2385 | TParticle* particle = stack->Particle(label); | |
2386 | if (!particle) return kFALSE; | |
2387 | ||
2388 | if(particle && particle->GetPDG() && particle->GetPDG()->Charge()!=0) | |
2389 | { | |
234cae2f | 2390 | Int_t mech = particle->GetUniqueID(); // production mechanism |
2391 | Bool_t isPrim = stack->IsPhysicalPrimary(label); | |
c683985a | 2392 | |
234cae2f | 2393 | Int_t motherLabel = TMath::Abs(particle->GetMother(0)); |
2394 | if (motherLabel>=mcStackSize) return kFALSE; | |
2395 | TParticle* mother = stack->Particle(motherLabel); | |
2396 | if(mother) { | |
2397 | Int_t motherPdg = mother->GetPdgCode(); | |
c683985a | 2398 | |
234cae2f | 2399 | if(!isPrim && mech==5 && motherPdg==kGamma) { |
2400 | isFromConversion=kTRUE; | |
2401 | } | |
2402 | } | |
c683985a | 2403 | } |
2404 | } | |
2405 | ||
2406 | return isFromConversion; | |
2407 | } | |
2408 | ||
2409 | //_____________________________________________________________________________ | |
2410 | Bool_t AliAnalysisTaskFilteredTree::IsFromMaterial(const Int_t label, AliStack *const stack) | |
2411 | { | |
2412 | Bool_t isFromMaterial = kFALSE; | |
2413 | ||
2414 | if(stack) { | |
2415 | Int_t mcStackSize=stack->GetNtrack(); | |
2416 | if (label>=mcStackSize) return kFALSE; | |
2417 | TParticle* particle = stack->Particle(label); | |
2418 | if (!particle) return kFALSE; | |
2419 | ||
2420 | if(particle && particle->GetPDG() && particle->GetPDG()->Charge()!=0) | |
2421 | { | |
234cae2f | 2422 | Int_t mech = particle->GetUniqueID(); // production mechanism |
2423 | Bool_t isPrim = stack->IsPhysicalPrimary(label); | |
2424 | ||
2425 | Int_t motherLabel = TMath::Abs(particle->GetMother(0)); | |
2426 | if (motherLabel>=mcStackSize) return kFALSE; | |
2427 | TParticle* mother = stack->Particle(motherLabel); | |
2428 | if(mother) { | |
2429 | if(!isPrim && mech==13) { | |
2430 | isFromMaterial=kTRUE; | |
2431 | } | |
2432 | } | |
2433 | } | |
c683985a | 2434 | } |
2435 | ||
2436 | return isFromMaterial; | |
2437 | } | |
2438 | ||
2439 | //_____________________________________________________________________________ | |
2440 | Bool_t AliAnalysisTaskFilteredTree::IsFromStrangeness(const Int_t label, AliStack *const stack) | |
2441 | { | |
2442 | Bool_t isFromStrangeness = kFALSE; | |
2443 | ||
2444 | if(stack) { | |
2445 | Int_t mcStackSize=stack->GetNtrack(); | |
2446 | if (label>=mcStackSize) return kFALSE; | |
2447 | TParticle* particle = stack->Particle(label); | |
2448 | if (!particle) return kFALSE; | |
2449 | ||
2450 | if(particle && particle->GetPDG() && particle->GetPDG()->Charge()!=0) | |
2451 | { | |
234cae2f | 2452 | Int_t mech = particle->GetUniqueID(); // production mechanism |
2453 | Bool_t isPrim = stack->IsPhysicalPrimary(label); | |
2454 | ||
2455 | Int_t motherLabel = TMath::Abs(particle->GetMother(0)); | |
2456 | if (motherLabel>=mcStackSize) return kFALSE; | |
2457 | TParticle* mother = stack->Particle(motherLabel); | |
2458 | if(mother) { | |
2459 | Int_t motherPdg = mother->GetPdgCode(); | |
2460 | ||
2461 | // K+-, lambda, antilambda, K0s decays | |
2462 | if(!isPrim && mech==4 && | |
2463 | (TMath::Abs(motherPdg)==kKPlus || TMath::Abs(motherPdg)==kLambda0 || motherPdg==kK0Short)) | |
2464 | { | |
2465 | isFromStrangeness = kTRUE; | |
2466 | } | |
2467 | } | |
c683985a | 2468 | } |
2469 | } | |
2470 | ||
2471 | return isFromStrangeness; | |
2472 | } | |
2473 | ||
2474 | ||
2475 | //_____________________________________________________________________________ | |
2476 | void AliAnalysisTaskFilteredTree::FinishTaskOutput() | |
2477 | { | |
2478 | // | |
2479 | // Called one at the end | |
2480 | // locally on working node | |
2481 | // | |
2482 | ||
2483 | //// must be deleted to store trees | |
2484 | //if(fTreeSRedirector) delete fTreeSRedirector; fTreeSRedirector=0; | |
2485 | ||
2486 | //// open temporary file and copy trees to the ouptut container | |
2487 | ||
2488 | //TChain* chain = 0; | |
2489 | //// | |
2490 | //chain = new TChain("highPt"); | |
2491 | //if(chain) { | |
2492 | // chain->Add("jotwinow_Temp_Trees.root"); | |
2493 | // fHighPtTree = chain->CopyTree("1"); | |
2494 | // delete chain; chain=0; | |
2495 | //} | |
2496 | //if(fHighPtTree) fHighPtTree->Print(); | |
2497 | ||
2498 | //// | |
2499 | //chain = new TChain("V0s"); | |
2500 | //if(chain) { | |
2501 | // chain->Add("jotwinow_Temp_Trees.root"); | |
2502 | // fV0Tree = chain->CopyTree("1"); | |
2503 | // delete chain; chain=0; | |
2504 | //} | |
2505 | //if(fV0Tree) fV0Tree->Print(); | |
2506 | ||
2507 | //// | |
2508 | //chain = new TChain("dEdx"); | |
2509 | //if(chain) { | |
2510 | // chain->Add("jotwinow_Temp_Trees.root"); | |
2511 | // fdEdxTree = chain->CopyTree("1"); | |
2512 | // delete chain; chain=0; | |
2513 | //} | |
2514 | //if(fdEdxTree) fdEdxTree->Print(); | |
2515 | ||
2516 | //// | |
2517 | //chain = new TChain("Laser"); | |
2518 | //if(chain) { | |
2519 | // chain->Add("jotwinow_Temp_Trees.root"); | |
2520 | // fLaserTree = chain->CopyTree("1"); | |
2521 | // delete chain; chain=0; | |
2522 | //} | |
2523 | //if(fLaserTree) fLaserTree->Print(); | |
2524 | ||
2525 | //// | |
2526 | //chain = new TChain("MCEffTree"); | |
2527 | //if(chain) { | |
2528 | // chain->Add("jotwinow_Temp_Trees.root"); | |
2529 | // fMCEffTree = chain->CopyTree("1"); | |
2530 | // delete chain; chain=0; | |
2531 | //} | |
2532 | //if(fMCEffTree) fMCEffTree->Print(); | |
2533 | ||
2534 | //// | |
2535 | //chain = new TChain("CosmicPairs"); | |
2536 | //if(chain) { | |
2537 | // chain->Add("jotwinow_Temp_Trees.root"); | |
2538 | // fCosmicPairsTree = chain->CopyTree("1"); | |
2539 | // delete chain; chain=0; | |
2540 | //} | |
2541 | //if(fCosmicPairsTree) fCosmicPairsTree->Print(); | |
2542 | ||
2543 | Bool_t deleteTrees=kTRUE; | |
2544 | if ((AliAnalysisManager::GetAnalysisManager())) | |
2545 | { | |
2546 | if (AliAnalysisManager::GetAnalysisManager()->GetAnalysisType() == | |
234cae2f | 2547 | AliAnalysisManager::kProofAnalysis) |
c683985a | 2548 | deleteTrees=kFALSE; |
2549 | } | |
2550 | if (deleteTrees) delete fTreeSRedirector; | |
2551 | fTreeSRedirector=NULL; | |
2552 | ||
2553 | //OpenFile(1); | |
2554 | ||
2555 | // Post output data. | |
2556 | //PostData(1, fHighPtTree); | |
2557 | //PostData(2, fV0Tree); | |
2558 | //PostData(3, fdEdxTree); | |
2559 | //PostData(4, fLaserTree); | |
2560 | //PostData(5, fMCEffTree); | |
2561 | //PostData(6, fCosmicPairsTree); | |
2562 | } | |
2563 | ||
2564 | //_____________________________________________________________________________ | |
2565 | void AliAnalysisTaskFilteredTree::Terminate(Option_t *) | |
2566 | { | |
2567 | // Called one at the end | |
2568 | /* | |
234cae2f | 2569 | fOutputSummary = dynamic_cast<TTree*> (GetOutputData(1)); |
2570 | if(fOutputSummary) delete fOutputSummary; fOutputSummary=0; | |
2571 | TChain* chain = new TChain("highPt"); | |
2572 | if(!chain) return; | |
2573 | chain->Add("jotwinow_HighPt_TrackAndV0_Trees.root"); | |
2574 | TTree *tree = chain->CopyTree("1"); | |
2575 | if (chain) { delete chain; chain=0; } | |
2576 | if(!tree) return; | |
2577 | tree->Print(); | |
2578 | fOutputSummary = tree; | |
2579 | ||
2580 | if (!fOutputSummary) { | |
2581 | Printf("ERROR: AliAnalysisTaskFilteredTree::Terminate(): Output data not avaiable %p \n", GetOutputData(1)); | |
2582 | return; | |
2583 | } | |
2584 | */ | |
2585 | ||
c683985a | 2586 | } |
2587 | ||
2588 | //_____________________________________________________________________________ | |
2589 | Int_t AliAnalysisTaskFilteredTree::GetMCTrueTrackMult(AliMCEvent *const mcEvent, AliFilteredTreeEventCuts *const evtCuts, AliFilteredTreeAcceptanceCuts *const accCuts) | |
2590 | { | |
2591 | // | |
2592 | // calculate mc event true track multiplicity | |
2593 | // | |
2594 | if(!mcEvent) return 0; | |
2595 | ||
2596 | AliStack* stack = 0; | |
2597 | Int_t mult = 0; | |
2598 | ||
2599 | // MC particle stack | |
2600 | stack = mcEvent->Stack(); | |
2601 | if (!stack) return 0; | |
2602 | ||
2603 | // | |
2604 | //printf("minZv %f, maxZv %f \n", evtCuts->GetMinZv(), evtCuts->GetMaxZv()); | |
2605 | // | |
2606 | ||
2607 | Bool_t isEventOK = evtCuts->AcceptMCEvent(mcEvent); | |
2608 | if(!isEventOK) return 0; | |
2609 | ||
2610 | Int_t nPart = stack->GetNtrack(); | |
2611 | for (Int_t iMc = 0; iMc < nPart; ++iMc) | |
2612 | { | |
234cae2f | 2613 | TParticle* particle = stack->Particle(iMc); |
2614 | if (!particle) | |
2615 | continue; | |
2616 | ||
2617 | // only charged particles | |
2618 | if(!particle->GetPDG()) continue; | |
2619 | Double_t charge = particle->GetPDG()->Charge()/3.; | |
2620 | if (TMath::Abs(charge) < 0.001) | |
2621 | continue; | |
2622 | ||
2623 | // physical primary | |
2624 | Bool_t prim = stack->IsPhysicalPrimary(iMc); | |
2625 | if(!prim) continue; | |
2626 | ||
2627 | // checked accepted without pt cut | |
2628 | //if(accCuts->AcceptTrack(particle)) | |
2629 | if( particle->Eta() > accCuts->GetMinEta() && particle->Eta() < accCuts->GetMaxEta() ) | |
2630 | { | |
2631 | mult++; | |
2632 | } | |
c683985a | 2633 | } |
2634 | ||
234cae2f | 2635 | return mult; |
c683985a | 2636 | } |
2637 | ||
2638 | //_____________________________________________________________________________ | |
2639 | void AliAnalysisTaskFilteredTree::FillHistograms(AliESDtrack* const ptrack, AliExternalTrackParam* const ptpcInnerC, const Double_t centralityF, const Double_t chi2TPCInnerC) | |
2640 | { | |
234cae2f | 2641 | // |
2642 | // Fill pT relative resolution histograms for | |
2643 | // TPC only, TPC only constrained to vertex and TPC+ITS tracking | |
2644 | // | |
2645 | if(!ptrack) return; | |
2646 | if(!ptpcInnerC) return; | |
2647 | ||
2648 | const AliExternalTrackParam * innerParam = (AliExternalTrackParam *) ptrack->GetInnerParam(); | |
2649 | if(!innerParam) return; | |
2650 | ||
2651 | Float_t dxy, dz; | |
2652 | ptrack->GetImpactParameters(dxy,dz); | |
2653 | ||
2654 | // TPC+ITS primary tracks | |
2655 | if( abs(ptrack->Eta())<0.8 && | |
2656 | ptrack->GetTPCClusterInfo(3,1)>120 && | |
2657 | ptrack->IsOn(0x40) && | |
2658 | ptrack->GetTPCclusters(0)>0.0 && | |
2659 | ptrack->GetTPCnclsS()/ptrack->GetTPCclusters(0)<0.4 && | |
2660 | //abs(innerParam->GetX())>0.0 && | |
2661 | //abs(innerParam->GetY()/innerParam->GetX())<0.14 && | |
2662 | //abs(innerParam->GetTgl())<0.85 && | |
2663 | ptrack->IsOn(0x0004) && | |
2664 | ptrack->GetNcls(0)>0 && | |
2665 | ptrack->GetITSchi2()>0 && | |
2666 | sqrt(ptrack->GetITSchi2()/ptrack->GetNcls(0))<6 && | |
2667 | sqrt(chi2TPCInnerC)<6 && | |
2668 | (ptrack->HasPointOnITSLayer(0) || ptrack->HasPointOnITSLayer(1)) && | |
2669 | abs(dz)<2.0 && | |
2670 | abs(dxy)<(0.018+0.035*abs(ptrack->GetSigned1Pt())) ) | |
2671 | { | |
2672 | fPtResPhiPtTPCITS->Fill(ptrack->Pt(),ptrack->Phi(),1./abs(ptrack->GetSigned1Pt())*TMath::Sqrt(ptrack->GetSigma1Pt2())); | |
2673 | fPtResEtaPtTPCITS->Fill(ptrack->Pt(),ptrack->Eta(),1./abs(ptrack->GetSigned1Pt())*TMath::Sqrt(ptrack->GetSigma1Pt2())); | |
2674 | fPtResCentPtTPCITS->Fill(ptrack->Pt(),centralityF,1./abs(ptrack->GetSigned1Pt())*TMath::Sqrt(ptrack->GetSigma1Pt2())); | |
2675 | } | |
c683985a | 2676 | |
234cae2f | 2677 | // TPC primary tracks |
2678 | // and TPC constrained primary tracks | |
c683985a | 2679 | |
234cae2f | 2680 | AliExternalTrackParam *ptpcInner = (AliExternalTrackParam *) ptrack->GetTPCInnerParam(); |
2681 | if(!ptpcInner) return; | |
c683985a | 2682 | |
2683 | ||
234cae2f | 2684 | Float_t dxyTPC, dzTPC; |
2685 | ptrack->GetImpactParametersTPC(dxyTPC,dzTPC); | |
c683985a | 2686 | |
234cae2f | 2687 | if( abs(ptrack->Eta())<0.8 && |
2688 | ptrack->GetTPCClusterInfo(3,1)>120 && | |
2689 | ptrack->IsOn(0x40)&& | |
2690 | ptrack->GetTPCclusters(0)>0.0 && | |
2691 | ptrack->GetTPCnclsS()/ptrack->GetTPCclusters(0)<0.4 && | |
2692 | //abs(innerParam->GetX())>0.0 && | |
2693 | //abs(innerParam->GetY()/innerParam->GetX())<0.14 && | |
2694 | //abs(innerParam->GetTgl())<0.85 && | |
2695 | abs(dzTPC)<3.2 && | |
2696 | abs(dxyTPC)<2.4 ) | |
2697 | { | |
2698 | // TPC only | |
2699 | fPtResPhiPtTPC->Fill(ptpcInner->Pt(),ptpcInner->Phi(),1./abs(ptpcInner->GetSigned1Pt())*TMath::Sqrt(ptpcInner->GetSigma1Pt2())); | |
2700 | fPtResEtaPtTPC->Fill(ptpcInner->Pt(),ptpcInner->Eta(),1./abs(ptpcInner->GetSigned1Pt())*TMath::Sqrt(ptpcInner->GetSigma1Pt2())); | |
2701 | fPtResCentPtTPC->Fill(ptpcInner->Pt(),centralityF,1./abs(ptpcInner->GetSigned1Pt())*TMath::Sqrt(ptpcInner->GetSigma1Pt2())); | |
2702 | ||
2703 | // TPC constrained to vertex | |
2704 | fPtResPhiPtTPCc->Fill(ptpcInnerC->Pt(),ptpcInnerC->Phi(),1./abs(ptpcInnerC->GetSigned1Pt())*TMath::Sqrt(ptpcInnerC->GetSigma1Pt2())); | |
2705 | fPtResEtaPtTPCc->Fill(ptpcInnerC->Pt(),ptpcInnerC->Eta(),1./abs(ptpcInnerC->GetSigned1Pt())*TMath::Sqrt(ptpcInnerC->GetSigma1Pt2())); | |
2706 | fPtResCentPtTPCc->Fill(ptpcInnerC->Pt(),centralityF,1./abs(ptpcInnerC->GetSigned1Pt())*TMath::Sqrt(ptpcInnerC->GetSigma1Pt2())); | |
2707 | } | |
c683985a | 2708 | } |