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1059f583 | 1 | /**************************************************************************\r |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *\r | |
3 | * *\r | |
4 | * Author: The ALICE Off-line Project. *\r | |
5 | * Contributors are mentioned in the code where appropriate. *\r | |
6 | * *\r | |
7 | * Permission to use, copy, modify and distribute this software and its *\r | |
8 | * documentation strictly for non-commercial purposes is hereby granted *\r | |
9 | * without fee, provided that the above copyright notice appears in all *\r | |
10 | * copies and that both the copyright notice and this permission notice *\r | |
11 | * appear in the supporting documentation. The authors make no claims *\r | |
12 | * about the suitability of this software for any purpose. It is *\r | |
13 | * provided "as is" without express or implied warranty. *\r | |
14 | **************************************************************************/\r | |
15 | \r | |
16 | #include "iostream"\r | |
17 | \r | |
18 | #include <TPDGCode.h>\r | |
19 | #include <TDatabasePDG.h>\r | |
20 | \r | |
21 | #include "TChain.h"\r | |
22 | #include "TTreeStream.h"\r | |
23 | #include "TTree.h"\r | |
24 | #include "TH1F.h"\r | |
25 | #include "TCanvas.h"\r | |
26 | #include "TList.h"\r | |
27 | #include "TObjArray.h"\r | |
28 | #include "TFile.h"\r | |
29 | #include "TMatrixD.h"\r | |
30 | #include "TRandom3.h"\r | |
31 | \r | |
32 | #include "AliHeader.h" \r | |
33 | #include "AliGenEventHeader.h" \r | |
34 | #include "AliInputEventHandler.h" \r | |
35 | #include "AliStack.h" \r | |
36 | #include "AliTrackReference.h" \r | |
37 | \r | |
38 | #include "AliPhysicsSelection.h"\r | |
39 | #include "AliAnalysisTask.h"\r | |
40 | #include "AliAnalysisManager.h"\r | |
41 | #include "AliESDEvent.h"\r | |
42 | #include "AliESDfriend.h"\r | |
43 | #include "AliMCEvent.h"\r | |
44 | #include "AliESDInputHandler.h"\r | |
45 | #include "AliESDVertex.h"\r | |
46 | #include "AliTracker.h"\r | |
47 | #include "AliGeomManager.h"\r | |
48 | \r | |
49 | #include "AliCentrality.h"\r | |
50 | #include "AliESDVZERO.h"\r | |
51 | #include "AliMultiplicity.h"\r | |
52 | \r | |
53 | #include "AliESDtrackCuts.h"\r | |
54 | #include "AliMCEventHandler.h"\r | |
55 | #include "AliFilteredTreeEventCuts.h"\r | |
56 | #include "AliFilteredTreeAcceptanceCuts.h"\r | |
57 | \r | |
58 | #include "AliAnalysisTaskFilteredTree.h"\r | |
59 | #include "AliKFParticle.h"\r | |
60 | #include "AliESDv0.h"\r | |
61 | \r | |
62 | using namespace std;\r | |
63 | \r | |
64 | ClassImp(AliAnalysisTaskFilteredTree)\r | |
65 | \r | |
66 | //_____________________________________________________________________________\r | |
67 | AliAnalysisTaskFilteredTree::AliAnalysisTaskFilteredTree(const char *name) \r | |
68 | : AliAnalysisTaskSE(name)\r | |
69 | , fESD(0)\r | |
70 | , fMC(0)\r | |
71 | , fESDfriend(0)\r | |
72 | , fOutput(0)\r | |
73 | , fPitList(0)\r | |
74 | , fUseMCInfo(kFALSE)\r | |
75 | , fUseESDfriends(kFALSE)\r | |
76 | , fFilteredTreeEventCuts(0)\r | |
77 | , fFilteredTreeAcceptanceCuts(0)\r | |
78 | , fFilteredTreeRecAcceptanceCuts(0)\r | |
79 | , fEsdTrackCuts(0)\r | |
80 | , fTrigger(AliTriggerAnalysis::kMB1) \r | |
81 | , fAnalysisMode(kTPCAnalysisMode) \r | |
82 | , fTreeSRedirector(0)\r | |
83 | , fCentralityEstimator(0)\r | |
84 | , fLowPtTrackDownscaligF(0)\r | |
85 | , fLowPtV0DownscaligF(0)\r | |
86 | , fProcessAll(kFALSE)\r | |
87 | , fProcessCosmics(kFALSE)\r | |
88 | , fHighPtTree(0)\r | |
89 | , fV0Tree(0)\r | |
90 | , fdEdxTree(0)\r | |
91 | , fLaserTree(0)\r | |
92 | , fMCEffTree(0)\r | |
93 | , fCosmicPairsTree(0)\r | |
94 | {\r | |
95 | // Constructor\r | |
96 | \r | |
97 | // Define input and output slots here\r | |
98 | DefineOutput(1, TTree::Class());\r | |
99 | DefineOutput(2, TTree::Class());\r | |
100 | DefineOutput(3, TTree::Class());\r | |
101 | DefineOutput(4, TTree::Class());\r | |
102 | DefineOutput(5, TTree::Class());\r | |
103 | DefineOutput(6, TTree::Class());\r | |
104 | }\r | |
105 | \r | |
106 | //_____________________________________________________________________________\r | |
107 | AliAnalysisTaskFilteredTree::~AliAnalysisTaskFilteredTree()\r | |
108 | {\r | |
e4aa7a8e | 109 | Bool_t weOwnTheOutput=kTRUE;\r |
110 | if ((AliAnalysisManager::GetAnalysisManager()))\r | |
111 | {\r | |
112 | if (AliAnalysisManager::GetAnalysisManager()->GetAnalysisType() == \r | |
113 | AliAnalysisManager::kProofAnalysis)\r | |
114 | weOwnTheOutput=kFALSE;\r | |
115 | }\r | |
116 | if (weOwnTheOutput) delete fOutput;\r | |
117 | \r | |
1059f583 | 118 | if(fTreeSRedirector) delete fTreeSRedirector; fTreeSRedirector =0; \r |
119 | \r | |
120 | if(fFilteredTreeEventCuts) delete fFilteredTreeEventCuts; fFilteredTreeEventCuts=NULL; \r | |
121 | if(fFilteredTreeAcceptanceCuts) delete fFilteredTreeAcceptanceCuts; fFilteredTreeAcceptanceCuts=NULL;\r | |
122 | if(fFilteredTreeRecAcceptanceCuts) delete fFilteredTreeRecAcceptanceCuts; fFilteredTreeRecAcceptanceCuts=NULL; \r | |
123 | if(fEsdTrackCuts) delete fEsdTrackCuts; fEsdTrackCuts=NULL;\r | |
124 | }\r | |
125 | \r | |
126 | //____________________________________________________________________________\r | |
127 | Bool_t AliAnalysisTaskFilteredTree::Notify()\r | |
128 | {\r | |
129 | static Int_t count = 0;\r | |
130 | count++;\r | |
131 | TTree *chain = (TChain*)GetInputData(0);\r | |
132 | if(chain)\r | |
133 | {\r | |
134 | Printf("Processing %d. file: %s", count, chain->GetCurrentFile()->GetName());\r | |
135 | }\r | |
136 | \r | |
137 | return kTRUE;\r | |
138 | }\r | |
139 | \r | |
140 | //_____________________________________________________________________________\r | |
141 | void AliAnalysisTaskFilteredTree::UserCreateOutputObjects()\r | |
142 | {\r | |
143 | // Create histograms\r | |
144 | // Called once\r | |
145 | fOutput = new TList;\r | |
146 | fOutput->SetOwner();\r | |
147 | \r | |
148 | //\r | |
149 | // create temporary file for output tree\r | |
150 | fTreeSRedirector = new TTreeSRedirector("jotwinow_Temp_Trees.root");\r | |
151 | \r | |
152 | \r | |
153 | \r | |
154 | //\r | |
155 | // Create trees\r | |
156 | fHighPtTree = new TTree;\r | |
157 | fV0Tree = new TTree;\r | |
158 | fdEdxTree = new TTree;\r | |
159 | fLaserTree = new TTree;\r | |
160 | fMCEffTree = new TTree;\r | |
161 | fCosmicPairsTree = new TTree;\r | |
162 | \r | |
163 | fOutput->Add(fHighPtTree);\r | |
164 | fOutput->Add(fV0Tree);\r | |
165 | fOutput->Add(fdEdxTree);\r | |
166 | fOutput->Add(fLaserTree);\r | |
167 | fOutput->Add(fMCEffTree);\r | |
168 | fOutput->Add(fCosmicPairsTree);\r | |
169 | \r | |
170 | PostData(1,fHighPtTree);\r | |
171 | PostData(2,fV0Tree);\r | |
172 | PostData(3,fdEdxTree);\r | |
173 | PostData(4,fLaserTree);\r | |
174 | PostData(5,fMCEffTree);\r | |
175 | PostData(6,fCosmicPairsTree);\r | |
176 | \r | |
177 | }\r | |
178 | \r | |
179 | //_____________________________________________________________________________\r | |
180 | void AliAnalysisTaskFilteredTree::UserExec(Option_t *) \r | |
181 | {\r | |
182 | //\r | |
183 | // Called for each event\r | |
184 | //\r | |
185 | \r | |
186 | // ESD event\r | |
187 | fESD = (AliESDEvent*) (InputEvent());\r | |
188 | if (!fESD) {\r | |
189 | Printf("ERROR: ESD event not available");\r | |
190 | return;\r | |
191 | }\r | |
192 | \r | |
193 | // MC event\r | |
194 | if(fUseMCInfo) {\r | |
195 | fMC = MCEvent();\r | |
196 | if (!fMC) {\r | |
197 | Printf("ERROR: MC event not available");\r | |
198 | return;\r | |
199 | }\r | |
200 | }\r | |
201 | \r | |
202 | if(fUseESDfriends) {\r | |
203 | fESDfriend = static_cast<AliESDfriend*>(fESD->FindListObject("AliESDfriend"));\r | |
204 | if(!fESDfriend) {\r | |
205 | Printf("ERROR: ESD friends not available");\r | |
206 | }\r | |
207 | }\r | |
208 | \r | |
209 | //\r | |
210 | if(fProcessAll) { \r | |
211 | ProcessAll(fESD,fMC,fESDfriend); // all track stages and MC\r | |
212 | }\r | |
213 | else {\r | |
214 | Process(fESD,fMC,fESDfriend); // only global and TPC tracks\r | |
215 | }\r | |
216 | \r | |
217 | //\r | |
218 | ProcessV0(fESD,fMC,fESDfriend);\r | |
219 | ProcessLaser(fESD,fMC,fESDfriend);\r | |
220 | ProcessdEdx(fESD,fMC,fESDfriend);\r | |
221 | \r | |
222 | if (fProcessCosmics) { ProcessCosmics(fESD); }\r | |
223 | if(IsUseMCInfo()) { ProcessMCEff(fESD,fMC,fESDfriend); }\r | |
224 | }\r | |
225 | \r | |
226 | //_____________________________________________________________________________\r | |
227 | void AliAnalysisTaskFilteredTree::ProcessCosmics(AliESDEvent *const event)\r | |
228 | {\r | |
229 | //\r | |
230 | // Select real events with high-pT tracks \r | |
231 | //\r | |
232 | if(!event) {\r | |
233 | AliDebug(AliLog::kError, "event not available");\r | |
234 | return;\r | |
235 | }\r | |
236 | \r | |
237 | // \r | |
238 | AliInputEventHandler* inputHandler = (AliInputEventHandler*) AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler();\r | |
239 | if (!inputHandler)\r | |
240 | {\r | |
241 | Printf("ERROR: Could not receive input handler");\r | |
242 | return;\r | |
243 | }\r | |
244 | \r | |
245 | // get file name\r | |
246 | TTree *chain = (TChain*)GetInputData(0);\r | |
247 | if(!chain) { \r | |
248 | Printf("ERROR: Could not receive input chain");\r | |
249 | return;\r | |
250 | }\r | |
251 | TObjString fileName(chain->GetCurrentFile()->GetName());\r | |
252 | \r | |
253 | \r | |
254 | // check for cosmic pairs\r | |
255 | //\r | |
256 | // find cosmic pairs trigger by random trigger\r | |
257 | //\r | |
258 | //\r | |
259 | AliESDVertex *vertexSPD = (AliESDVertex *)event->GetPrimaryVertexSPD();\r | |
260 | AliESDVertex *vertexTPC = (AliESDVertex *)event->GetPrimaryVertexTPC(); \r | |
261 | const Double_t kMinPt=0.8;\r | |
262 | const Double_t kMinPtMax=0.8;\r | |
263 | const Double_t kMinNcl=50;\r | |
264 | const Double_t kMaxDelta[5]={2,600,0.02,0.02,0.1};\r | |
265 | Int_t ntracks=event->GetNumberOfTracks(); \r | |
266 | // Float_t dcaTPC[2]={0,0};\r | |
267 | // Float_t covTPC[3]={0,0,0};\r | |
268 | \r | |
269 | UInt_t specie = event->GetEventSpecie(); // skip laser events\r | |
270 | if (specie==AliRecoParam::kCalib) return;\r | |
271 | \r | |
272 | \r | |
273 | \r | |
274 | for (Int_t itrack0=0;itrack0<ntracks;itrack0++) {\r | |
275 | AliESDtrack *track0 = event->GetTrack(itrack0);\r | |
276 | if (!track0) continue;\r | |
277 | if (!track0->IsOn(AliESDtrack::kTPCrefit)) continue;\r | |
278 | \r | |
279 | if (TMath::Abs(AliTracker::GetBz())>1 && track0->Pt() < kMinPt) continue;\r | |
280 | if (track0->Pt() < kMinPt) continue;\r | |
281 | if (track0->GetTPCncls() < kMinNcl) continue;\r | |
282 | if (TMath::Abs(track0->GetY())<kMaxDelta[0]) continue; \r | |
283 | if (track0->GetKinkIndex(0)>0) continue;\r | |
284 | const Double_t * par0=track0->GetParameter(); //track param at rhe DCA\r | |
285 | //rm primaries\r | |
286 | //\r | |
287 | //track0->GetImpactParametersTPC(dcaTPC,covTPC);\r | |
288 | //if (TMath::Abs(dcaTPC[0])<kMaxDelta[0]) continue;\r | |
289 | //if (TMath::Abs(dcaTPC[1])<kMaxDelta[0]*2) continue;\r | |
290 | // const AliExternalTrackParam * trackIn0 = track0->GetInnerParam();\r | |
291 | for (Int_t itrack1=itrack0+1;itrack1<ntracks;itrack1++) {\r | |
292 | AliESDtrack *track1 = event->GetTrack(itrack1);\r | |
293 | if (!track1) continue; \r | |
294 | if (!track1->IsOn(AliESDtrack::kTPCrefit)) continue;\r | |
295 | if (track1->GetKinkIndex(0)>0) continue;\r | |
296 | if ((TMath::Abs(AliTracker::GetBz())>1) && (track1->Pt() < kMinPt)) continue;\r | |
297 | if (track1->Pt() < kMinPt) continue;\r | |
298 | if (track1->GetTPCncls()<kMinNcl) continue;\r | |
299 | if (TMath::Abs(AliTracker::GetBz())>1 && TMath::Max(track1->Pt(), track0->Pt())<kMinPtMax) continue;\r | |
300 | if (TMath::Abs(track1->GetY())<kMaxDelta[0]) continue;\r | |
301 | //track1->GetImpactParametersTPC(dcaTPC,covTPC);\r | |
302 | // if (TMath::Abs(dcaTPC[0])<kMaxDelta[0]) continue;\r | |
303 | //if (TMath::Abs(dcaTPC[1])<kMaxDelta[0]*2) continue;\r | |
304 | //\r | |
305 | const Double_t* par1=track1->GetParameter(); //track param at rhe DCA\r | |
306 | //\r | |
307 | Bool_t isPair=kTRUE;\r | |
308 | for (Int_t ipar=0; ipar<5; ipar++){\r | |
309 | if (ipar==4&&TMath::Abs(AliTracker::GetBz())<1) continue; // 1/pt not defined for B field off\r | |
310 | if (TMath::Abs(TMath::Abs(par0[ipar])-TMath::Abs(par1[ipar]))>kMaxDelta[ipar]) isPair=kFALSE;\r | |
311 | }\r | |
312 | if (!isPair) continue;\r | |
313 | if (TMath::Abs(TMath::Abs(track0->GetAlpha()-track1->GetAlpha())-TMath::Pi())>kMaxDelta[2]) isPair=kFALSE;\r | |
314 | //delta with correct sign\r | |
315 | /*\r | |
316 | TCut cut0="abs(t1.fP[0]+t0.fP[0])<2"\r | |
317 | TCut cut3="abs(t1.fP[3]+t0.fP[3])<0.02"\r | |
318 | TCut cut4="abs(t1.fP[4]+t0.fP[4])<0.2"\r | |
319 | */\r | |
320 | if (TMath::Abs(par0[0]+par1[0])>kMaxDelta[0]) isPair=kFALSE; //delta y opposite sign\r | |
321 | if (TMath::Abs(par0[3]+par1[3])>kMaxDelta[3]) isPair=kFALSE; //delta tgl opposite sign\r | |
322 | if (TMath::Abs(AliTracker::GetBz())>1 && TMath::Abs(par0[4]+par1[4])>kMaxDelta[4]) isPair=kFALSE; //delta 1/pt opposite sign\r | |
323 | if (!isPair) continue;\r | |
324 | TString filename(AliAnalysisManager::GetAnalysisManager()->GetTree()->GetCurrentFile()->GetName());\r | |
325 | Int_t eventNumber = event->GetEventNumberInFile(); \r | |
326 | //Bool_t hasFriend = kFALSE;\r | |
327 | //Bool_t hasITS=(track0->GetNcls(0)+track1->GetNcls(0)>4);\r | |
328 | //printf("DUMPHPTCosmic:%s|%f|%d|%d|%d\n",filename.Data(),(TMath::Min(track0->Pt(),track1->Pt())), eventNumber,hasFriend,hasITS);\r | |
329 | // const AliExternalTrackParam * trackIn1 = track1->GetInnerParam(); \r | |
330 | //\r | |
331 | // \r | |
332 | Int_t ntracksSPD = vertexSPD->GetNContributors();\r | |
333 | Int_t ntracksTPC = vertexTPC->GetNContributors(); \r | |
334 | Int_t runNumber = event->GetRunNumber(); \r | |
335 | Int_t timeStamp = event->GetTimeStamp();\r | |
336 | ULong64_t triggerMask = event->GetTriggerMask();\r | |
337 | Float_t magField = event->GetMagneticField();\r | |
338 | TObjString triggerClass = event->GetFiredTriggerClasses().Data();\r | |
339 | \r | |
340 | //\r | |
341 | // Dump to the tree \r | |
342 | // vertex\r | |
343 | // TPC-ITS tracks\r | |
344 | //\r | |
345 | if(!fTreeSRedirector) return;\r | |
346 | (*fTreeSRedirector)<<"CosmicPairs"<<\r | |
347 | "fileName.="<<&fileName<< // file name\r | |
348 | "runNumber="<<runNumber<< // run number \r | |
349 | "evtTimeStamp="<<timeStamp<< // time stamp of event\r | |
350 | "evtNumberInFile="<<eventNumber<< // event number \r | |
351 | "trigger="<<triggerMask<< // trigger\r | |
04fe1e30 | 352 | "triggerClass="<<&triggerClass<< // trigger\r |
1059f583 | 353 | "Bz="<<magField<< // magnetic field\r |
354 | //\r | |
355 | "multSPD="<<ntracksSPD<<\r | |
356 | "multTPC="<<ntracksTPC<<\r | |
357 | "vertSPD.="<<vertexSPD<< //primary vertex -SPD\r | |
358 | "vertTPC.="<<vertexTPC<< //primary vertex -TPC\r | |
359 | "t0.="<<track0<< //track0\r | |
360 | "t1.="<<track1<< //track1\r | |
361 | "\n"; \r | |
362 | }\r | |
363 | }\r | |
364 | }\r | |
365 | \r | |
366 | \r | |
367 | //_____________________________________________________________________________\r | |
368 | void AliAnalysisTaskFilteredTree::Process(AliESDEvent *const esdEvent, AliMCEvent * const mcEvent, AliESDfriend *const /*esdFriend*/)\r | |
369 | {\r | |
370 | //\r | |
371 | // Select real events with high-pT tracks \r | |
372 | //\r | |
373 | if(!esdEvent) {\r | |
374 | AliDebug(AliLog::kError, "esdEvent not available");\r | |
375 | return;\r | |
376 | }\r | |
377 | \r | |
378 | // get selection cuts\r | |
379 | AliFilteredTreeEventCuts *evtCuts = GetEventCuts(); \r | |
380 | AliFilteredTreeAcceptanceCuts *accCuts = GetAcceptanceCuts(); \r | |
381 | AliESDtrackCuts *esdTrackCuts = GetTrackCuts(); \r | |
382 | \r | |
383 | if(!evtCuts || !accCuts || !esdTrackCuts) {\r | |
384 | Printf("ERROR cuts not available");\r | |
385 | return;\r | |
386 | }\r | |
387 | \r | |
388 | // trigger selection\r | |
389 | Bool_t isEventTriggered = kTRUE;\r | |
390 | AliPhysicsSelection *physicsSelection = NULL;\r | |
391 | AliTriggerAnalysis* triggerAnalysis = NULL;\r | |
392 | \r | |
393 | // \r | |
394 | AliInputEventHandler* inputHandler = (AliInputEventHandler*) AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler();\r | |
395 | if (!inputHandler)\r | |
396 | {\r | |
397 | Printf("ERROR: Could not receive input handler");\r | |
398 | return;\r | |
399 | }\r | |
400 | \r | |
401 | // get file name\r | |
402 | TTree *chain = (TChain*)GetInputData(0);\r | |
403 | if(!chain) { \r | |
404 | Printf("ERROR: Could not receive input chain");\r | |
405 | return;\r | |
406 | }\r | |
407 | TObjString fileName(chain->GetCurrentFile()->GetName());\r | |
408 | \r | |
409 | // trigger\r | |
410 | if(evtCuts->IsTriggerRequired()) \r | |
411 | {\r | |
412 | // always MB\r | |
413 | isEventTriggered = inputHandler->IsEventSelected() & AliVEvent::kMB;\r | |
414 | \r | |
415 | physicsSelection = static_cast<AliPhysicsSelection*> (inputHandler->GetEventSelection());\r | |
416 | if(!physicsSelection) return;\r | |
417 | //SetPhysicsTriggerSelection(physicsSelection);\r | |
418 | \r | |
419 | if (isEventTriggered && (GetTrigger() == AliTriggerAnalysis::kV0AND)) {\r | |
420 | // set trigger (V0AND)\r | |
421 | triggerAnalysis = physicsSelection->GetTriggerAnalysis();\r | |
422 | if(!triggerAnalysis) return;\r | |
423 | isEventTriggered = triggerAnalysis->IsOfflineTriggerFired(esdEvent, GetTrigger());\r | |
424 | }\r | |
425 | }\r | |
426 | \r | |
427 | // centrality determination\r | |
428 | Float_t centralityF = -1;\r | |
429 | AliCentrality *esdCentrality = esdEvent->GetCentrality();\r | |
430 | centralityF = esdCentrality->GetCentralityPercentile(fCentralityEstimator.Data());\r | |
431 | \r | |
432 | // use MC information\r | |
433 | AliHeader* header = 0;\r | |
434 | AliGenEventHeader* genHeader = 0;\r | |
435 | AliStack* stack = 0;\r | |
436 | TArrayF vtxMC(3);\r | |
437 | \r | |
438 | Int_t multMCTrueTracks = 0;\r | |
439 | if(IsUseMCInfo())\r | |
440 | {\r | |
441 | //\r | |
442 | if(!mcEvent) {\r | |
443 | AliDebug(AliLog::kError, "mcEvent not available");\r | |
444 | return;\r | |
445 | }\r | |
446 | // get MC event header\r | |
447 | header = mcEvent->Header();\r | |
448 | if (!header) {\r | |
449 | AliDebug(AliLog::kError, "Header not available");\r | |
450 | return;\r | |
451 | }\r | |
452 | // MC particle stack\r | |
453 | stack = mcEvent->Stack();\r | |
454 | if (!stack) {\r | |
455 | AliDebug(AliLog::kError, "Stack not available");\r | |
456 | return;\r | |
457 | }\r | |
458 | \r | |
459 | // get MC vertex\r | |
460 | genHeader = header->GenEventHeader();\r | |
461 | if (!genHeader) {\r | |
462 | AliDebug(AliLog::kError, "Could not retrieve genHeader from Header");\r | |
463 | return;\r | |
464 | }\r | |
465 | genHeader->PrimaryVertex(vtxMC);\r | |
466 | \r | |
467 | // multipliticy of all MC primary tracks\r | |
468 | // in Zv, pt and eta ranges)\r | |
469 | multMCTrueTracks = GetMCTrueTrackMult(mcEvent,evtCuts,accCuts);\r | |
470 | \r | |
471 | } // end bUseMC\r | |
472 | \r | |
473 | // get reconstructed vertex \r | |
474 | //const AliESDVertex* vtxESD = 0; \r | |
475 | AliESDVertex* vtxESD = 0; \r | |
476 | if(GetAnalysisMode() == kTPCAnalysisMode) {\r | |
477 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTPC();\r | |
478 | }\r | |
479 | else if(GetAnalysisMode() == kTPCITSAnalysisMode) {\r | |
480 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTracks();\r | |
481 | }\r | |
482 | else {\r | |
483 | return;\r | |
484 | }\r | |
485 | \r | |
486 | if(!vtxESD) return;\r | |
487 | \r | |
488 | Bool_t isEventOK = evtCuts->AcceptEvent(esdEvent,mcEvent,vtxESD); \r | |
489 | //printf("isEventOK %d, isEventTriggered %d, status %d, vz %f \n",isEventOK, isEventTriggered, vtxESD->GetStatus(), vtxESD->GetZv());\r | |
490 | //printf("GetAnalysisMode() %d \n",GetAnalysisMode());\r | |
491 | \r | |
492 | \r | |
493 | // check event cuts\r | |
494 | if(isEventOK && isEventTriggered)\r | |
495 | {\r | |
496 | \r | |
497 | //\r | |
498 | // get IR information\r | |
499 | //\r | |
500 | AliESDHeader *esdHeader = 0;\r | |
501 | esdHeader = esdEvent->GetHeader();\r | |
502 | if(!esdHeader) return;\r | |
503 | //Int_t ir1 = esdHeader->GetTriggerIREntries(); //all ir-s\r | |
504 | //Int_t ir2 = esdHeader->GetTriggerIREntries(-1,1); // int2 set, 180 ms time interval\r | |
505 | \r | |
506 | // Use when Peter commit the changes in the header\r | |
507 | Int_t ir1 = 0;\r | |
508 | Int_t ir2 = 0;\r | |
509 | \r | |
510 | //\r | |
511 | Double_t vert[3] = {0}; \r | |
512 | vert[0] = vtxESD->GetXv();\r | |
513 | vert[1] = vtxESD->GetYv();\r | |
514 | vert[2] = vtxESD->GetZv();\r | |
515 | Int_t mult = vtxESD->GetNContributors();\r | |
516 | Double_t bz = esdEvent->GetMagneticField();\r | |
517 | Double_t runNumber = esdEvent->GetRunNumber();\r | |
518 | Double_t evtTimeStamp = esdEvent->GetTimeStamp();\r | |
519 | Int_t evtNumberInFile = esdEvent->GetEventNumberInFile();\r | |
520 | \r | |
521 | // high pT tracks\r | |
522 | for (Int_t iTrack = 0; iTrack < esdEvent->GetNumberOfTracks(); iTrack++)\r | |
523 | {\r | |
524 | AliESDtrack *track = esdEvent->GetTrack(iTrack);\r | |
525 | if(!track) continue;\r | |
526 | if(track->Charge()==0) continue;\r | |
527 | if(!esdTrackCuts->AcceptTrack(track)) continue;\r | |
528 | if(!accCuts->AcceptTrack(track)) continue;\r | |
529 | \r | |
530 | // downscale low-pT tracks\r | |
531 | Double_t scalempt= TMath::Min(track->Pt(),10.);\r | |
532 | Double_t downscaleF = gRandom->Rndm();\r | |
533 | downscaleF *= fLowPtTrackDownscaligF;\r | |
534 | if(TMath::Exp(2*scalempt)<downscaleF) continue;\r | |
535 | //printf("TMath::Exp(2*scalempt) %e, downscaleF %e \n",TMath::Exp(2*scalempt), downscaleF);\r | |
536 | \r | |
537 | AliExternalTrackParam * tpcInner = (AliExternalTrackParam *)(track->GetTPCInnerParam());\r | |
538 | if (!tpcInner) continue;\r | |
539 | // transform to the track reference frame \r | |
540 | Bool_t isOK = kFALSE;\r | |
541 | isOK = tpcInner->Rotate(track->GetAlpha());\r | |
542 | isOK = tpcInner->PropagateTo(track->GetX(),esdEvent->GetMagneticField());\r | |
543 | if(!isOK) continue;\r | |
544 | \r | |
545 | // Dump to the tree \r | |
546 | // vertex\r | |
547 | // TPC-ITS tracks\r | |
548 | //\r | |
04fe1e30 | 549 | TObjString triggerClass = esdEvent->GetFiredTriggerClasses().Data();\r |
1059f583 | 550 | if(!fTreeSRedirector) return;\r |
551 | (*fTreeSRedirector)<<"highPt"<<\r | |
552 | "fileName.="<<&fileName<<\r | |
553 | "runNumber="<<runNumber<<\r | |
554 | "evtTimeStamp="<<evtTimeStamp<<\r | |
555 | "evtNumberInFile="<<evtNumberInFile<<\r | |
04fe1e30 | 556 | "triggerClass="<<&triggerClass<< // trigger\r |
1059f583 | 557 | "Bz="<<bz<<\r |
558 | "vtxESD.="<<vtxESD<<\r | |
559 | "IRtot="<<ir1<<\r | |
560 | "IRint2="<<ir2<<\r | |
561 | "mult="<<mult<<\r | |
562 | "esdTrack.="<<track<<\r | |
563 | "centralityF="<<centralityF<<\r | |
564 | "\n";\r | |
565 | }\r | |
566 | }\r | |
567 | \r | |
568 | }\r | |
569 | \r | |
570 | \r | |
571 | //_____________________________________________________________________________\r | |
572 | void AliAnalysisTaskFilteredTree::ProcessLaser(AliESDEvent *const esdEvent, AliMCEvent * const /*mcEvent*/, AliESDfriend *const /*esdFriend*/)\r | |
573 | {\r | |
574 | //\r | |
575 | // Process laser events\r | |
576 | //\r | |
577 | if(!esdEvent) {\r | |
578 | AliDebug(AliLog::kError, "esdEvent not available");\r | |
579 | return;\r | |
580 | }\r | |
581 | \r | |
582 | // get file name\r | |
583 | TTree *chain = (TChain*)GetInputData(0);\r | |
584 | if(!chain) { \r | |
585 | Printf("ERROR: Could not receive input chain");\r | |
586 | return;\r | |
587 | }\r | |
588 | TObjString fileName(chain->GetCurrentFile()->GetName());\r | |
589 | \r | |
590 | // laser events \r | |
591 | const AliESDHeader* esdHeader = esdEvent->GetHeader();\r | |
592 | if(esdHeader && esdHeader->GetEventSpecie()==AliRecoParam::kCalib) \r | |
593 | {\r | |
594 | Int_t countLaserTracks = 0;\r | |
595 | for (Int_t iTrack = 0; iTrack < esdEvent->GetNumberOfTracks(); iTrack++)\r | |
596 | {\r | |
597 | AliESDtrack *track = esdEvent->GetTrack(iTrack);\r | |
598 | if(!track) continue;\r | |
599 | \r | |
600 | if(track->GetTPCInnerParam()) countLaserTracks++;\r | |
601 | }\r | |
602 | \r | |
603 | if(countLaserTracks > 100) \r | |
604 | { \r | |
605 | Double_t runNumber = esdEvent->GetRunNumber();\r | |
606 | Double_t evtTimeStamp = esdEvent->GetTimeStamp();\r | |
607 | Int_t evtNumberInFile = esdEvent->GetEventNumberInFile();\r | |
608 | Double_t bz = esdEvent->GetMagneticField();\r | |
04fe1e30 | 609 | TObjString triggerClass = esdEvent->GetFiredTriggerClasses().Data();\r |
1059f583 | 610 | \r |
611 | if(!fTreeSRedirector) return;\r | |
612 | (*fTreeSRedirector)<<"Laser"<<\r | |
613 | "fileName.="<<&fileName<<\r | |
614 | "runNumber="<<runNumber<<\r | |
615 | "evtTimeStamp="<<evtTimeStamp<<\r | |
616 | "evtNumberInFile="<<evtNumberInFile<<\r | |
04fe1e30 | 617 | "triggerClass="<<&triggerClass<< // trigger\r |
1059f583 | 618 | "Bz="<<bz<<\r |
619 | "multTPCtracks="<<countLaserTracks<<\r | |
620 | "\n";\r | |
621 | }\r | |
622 | }\r | |
623 | }\r | |
624 | \r | |
625 | //_____________________________________________________________________________\r | |
626 | void AliAnalysisTaskFilteredTree::ProcessAll(AliESDEvent *const esdEvent, AliMCEvent * const mcEvent, AliESDfriend *const esdFriend)\r | |
627 | {\r | |
628 | //\r | |
629 | // Select real events with high-pT tracks\r | |
630 | // Calculate and stor in the output tree:\r | |
631 | // TPC constrained tracks\r | |
632 | // InnerParams constrained tracks\r | |
633 | // TPC-ITS tracks\r | |
634 | // ITSout-InnerParams tracks\r | |
635 | // chi2 distance between TPC constrained and TPC-ITS tracks\r | |
636 | // chi2 distance between TPC refitted constrained and TPC-ITS tracks\r | |
637 | // chi2 distance between ITSout and InnerParams tracks\r | |
638 | // MC information: \r | |
639 | // track references at ITSin, TPCin; InnerParam at first TPC track reference, \r | |
640 | // particle ID, mother ID, production mechanism ...\r | |
641 | // \r | |
642 | \r | |
643 | if(!esdEvent) {\r | |
644 | AliDebug(AliLog::kError, "esdEvent not available");\r | |
645 | return;\r | |
646 | }\r | |
647 | \r | |
648 | // get selection cuts\r | |
649 | AliFilteredTreeEventCuts *evtCuts = GetEventCuts(); \r | |
650 | AliFilteredTreeAcceptanceCuts *accCuts = GetAcceptanceCuts(); \r | |
651 | AliESDtrackCuts *esdTrackCuts = GetTrackCuts(); \r | |
652 | \r | |
653 | if(!evtCuts || !accCuts || !esdTrackCuts) {\r | |
654 | AliDebug(AliLog::kError, "cuts not available");\r | |
655 | return;\r | |
656 | }\r | |
657 | \r | |
658 | // trigger selection\r | |
659 | Bool_t isEventTriggered = kTRUE;\r | |
660 | AliPhysicsSelection *physicsSelection = NULL;\r | |
661 | AliTriggerAnalysis* triggerAnalysis = NULL;\r | |
662 | \r | |
663 | // \r | |
664 | AliInputEventHandler* inputHandler = (AliInputEventHandler*) AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler();\r | |
665 | if (!inputHandler)\r | |
666 | {\r | |
667 | Printf("ERROR: Could not receive input handler");\r | |
668 | return;\r | |
669 | }\r | |
670 | \r | |
671 | // get file name\r | |
672 | TTree *chain = (TChain*)GetInputData(0);\r | |
673 | if(!chain) { \r | |
674 | Printf("ERROR: Could not receive input chain");\r | |
675 | return;\r | |
676 | }\r | |
677 | TObjString fileName(chain->GetCurrentFile()->GetName());\r | |
678 | \r | |
679 | // trigger\r | |
680 | if(evtCuts->IsTriggerRequired()) \r | |
681 | {\r | |
682 | // always MB\r | |
683 | isEventTriggered = inputHandler->IsEventSelected() & AliVEvent::kMB;\r | |
684 | \r | |
685 | physicsSelection = static_cast<AliPhysicsSelection*> (inputHandler->GetEventSelection());\r | |
686 | if(!physicsSelection) return;\r | |
687 | //SetPhysicsTriggerSelection(physicsSelection);\r | |
688 | \r | |
689 | if (isEventTriggered && (GetTrigger() == AliTriggerAnalysis::kV0AND)) {\r | |
690 | // set trigger (V0AND)\r | |
691 | triggerAnalysis = physicsSelection->GetTriggerAnalysis();\r | |
692 | if(!triggerAnalysis) return;\r | |
693 | isEventTriggered = triggerAnalysis->IsOfflineTriggerFired(esdEvent, GetTrigger());\r | |
694 | }\r | |
695 | }\r | |
696 | \r | |
697 | // centrality determination\r | |
698 | Float_t centralityF = -1;\r | |
699 | AliCentrality *esdCentrality = esdEvent->GetCentrality();\r | |
700 | centralityF = esdCentrality->GetCentralityPercentile(fCentralityEstimator.Data());\r | |
701 | \r | |
702 | // use MC information\r | |
703 | AliHeader* header = 0;\r | |
704 | AliGenEventHeader* genHeader = 0;\r | |
705 | AliStack* stack = 0;\r | |
706 | TArrayF vtxMC(3);\r | |
707 | \r | |
708 | Int_t multMCTrueTracks = 0;\r | |
709 | if(IsUseMCInfo())\r | |
710 | {\r | |
711 | //\r | |
712 | if(!mcEvent) {\r | |
713 | AliDebug(AliLog::kError, "mcEvent not available");\r | |
714 | return;\r | |
715 | }\r | |
716 | // get MC event header\r | |
717 | header = mcEvent->Header();\r | |
718 | if (!header) {\r | |
719 | AliDebug(AliLog::kError, "Header not available");\r | |
720 | return;\r | |
721 | }\r | |
722 | // MC particle stack\r | |
723 | stack = mcEvent->Stack();\r | |
724 | if (!stack) {\r | |
725 | AliDebug(AliLog::kError, "Stack not available");\r | |
726 | return;\r | |
727 | }\r | |
728 | \r | |
729 | // get MC vertex\r | |
730 | genHeader = header->GenEventHeader();\r | |
731 | if (!genHeader) {\r | |
732 | AliDebug(AliLog::kError, "Could not retrieve genHeader from Header");\r | |
733 | return;\r | |
734 | }\r | |
735 | genHeader->PrimaryVertex(vtxMC);\r | |
736 | \r | |
737 | // multipliticy of all MC primary tracks\r | |
738 | // in Zv, pt and eta ranges)\r | |
739 | multMCTrueTracks = GetMCTrueTrackMult(mcEvent,evtCuts,accCuts);\r | |
740 | \r | |
741 | } // end bUseMC\r | |
742 | \r | |
743 | // get reconstructed vertex \r | |
744 | //const AliESDVertex* vtxESD = 0; \r | |
745 | AliESDVertex* vtxESD = 0; \r | |
746 | if(GetAnalysisMode() == kTPCAnalysisMode) {\r | |
747 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTPC();\r | |
748 | }\r | |
749 | else if(GetAnalysisMode() == kTPCITSAnalysisMode) {\r | |
750 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTracks();\r | |
751 | }\r | |
752 | else {\r | |
753 | return;\r | |
754 | }\r | |
755 | \r | |
756 | if(!vtxESD) return;\r | |
757 | \r | |
758 | Bool_t isEventOK = evtCuts->AcceptEvent(esdEvent,mcEvent,vtxESD); \r | |
759 | //printf("isEventOK %d, isEventTriggered %d \n",isEventOK, isEventTriggered);\r | |
760 | //printf("GetAnalysisMode() %d \n",GetAnalysisMode());\r | |
761 | \r | |
762 | \r | |
763 | // check event cuts\r | |
764 | if(isEventOK && isEventTriggered)\r | |
765 | {\r | |
766 | //\r | |
767 | // get IR information\r | |
768 | //\r | |
769 | AliESDHeader *esdHeader = 0;\r | |
770 | esdHeader = esdEvent->GetHeader();\r | |
771 | if(!esdHeader) return;\r | |
772 | //Int_t ir1 = esdHeader->GetTriggerIREntries(); //all ir-s\r | |
773 | //Int_t ir2 = esdHeader->GetTriggerIREntries(-1,1); // int2 set, 180 ms time interval\r | |
774 | //\r | |
775 | Int_t ir1 = 0;\r | |
776 | Int_t ir2 = 0;\r | |
777 | \r | |
778 | //\r | |
779 | Double_t vert[3] = {0}; \r | |
780 | vert[0] = vtxESD->GetXv();\r | |
781 | vert[1] = vtxESD->GetYv();\r | |
782 | vert[2] = vtxESD->GetZv();\r | |
783 | Int_t mult = vtxESD->GetNContributors();\r | |
784 | Double_t bz = esdEvent->GetMagneticField();\r | |
785 | Double_t runNumber = esdEvent->GetRunNumber();\r | |
786 | Double_t evtTimeStamp = esdEvent->GetTimeStamp();\r | |
787 | Int_t evtNumberInFile = esdEvent->GetEventNumberInFile();\r | |
788 | \r | |
789 | // high pT tracks\r | |
790 | for (Int_t iTrack = 0; iTrack < esdEvent->GetNumberOfTracks(); iTrack++)\r | |
791 | {\r | |
792 | AliESDtrack *track = esdEvent->GetTrack(iTrack);\r | |
793 | if(!track) continue;\r | |
794 | if(track->Charge()==0) continue;\r | |
795 | if(!esdTrackCuts->AcceptTrack(track)) continue;\r | |
796 | if(!accCuts->AcceptTrack(track)) continue;\r | |
797 | \r | |
798 | // downscale low-pT tracks\r | |
799 | Double_t scalempt= TMath::Min(track->Pt(),10.);\r | |
800 | Double_t downscaleF = gRandom->Rndm();\r | |
801 | downscaleF *= fLowPtTrackDownscaligF;\r | |
802 | if(TMath::Exp(2*scalempt)<downscaleF) continue;\r | |
803 | //printf("TMath::Exp(2*scalempt) %e, downscaleF %e \n",TMath::Exp(2*scalempt), downscaleF);\r | |
804 | \r | |
805 | // Dump to the tree \r | |
806 | // vertex\r | |
807 | // TPC constrained tracks\r | |
808 | // InnerParams constrained tracks\r | |
809 | // TPC-ITS tracks\r | |
810 | // ITSout-InnerParams tracks\r | |
811 | // chi2 distance between TPC constrained and TPC-ITS tracks\r | |
812 | // chi2 distance between TPC refitted constrained and TPC-ITS tracks\r | |
813 | // chi2 distance between ITSout and InnerParams tracks\r | |
814 | // MC information\r | |
815 | \r | |
816 | Double_t x[3]; track->GetXYZ(x);\r | |
817 | Double_t b[3]; AliTracker::GetBxByBz(x,b);\r | |
818 | \r | |
819 | //\r | |
820 | // Transform TPC inner params to track reference frame\r | |
821 | //\r | |
822 | Bool_t isOKtpcInner = kFALSE;\r | |
823 | AliExternalTrackParam * tpcInner = (AliExternalTrackParam *)(track->GetTPCInnerParam());\r | |
824 | if (tpcInner) {\r | |
825 | // transform to the track reference frame \r | |
826 | isOKtpcInner = tpcInner->Rotate(track->GetAlpha());\r | |
827 | isOKtpcInner = tpcInner->PropagateTo(track->GetX(),esdEvent->GetMagneticField());\r | |
828 | }\r | |
829 | \r | |
830 | //\r | |
831 | // Constrain TPC inner to vertex\r | |
832 | // clone TPCinner has to be deleted\r | |
833 | //\r | |
834 | Bool_t isOKtpcInnerC = kFALSE;\r | |
835 | AliExternalTrackParam * tpcInnerC = new AliExternalTrackParam(*(track->GetTPCInnerParam()));\r | |
836 | if (tpcInnerC) {\r | |
837 | isOKtpcInnerC = ConstrainTPCInner(tpcInnerC,vtxESD,b);\r | |
838 | isOKtpcInnerC = tpcInnerC->Rotate(track->GetAlpha());\r | |
839 | isOKtpcInnerC = tpcInnerC->PropagateTo(track->GetX(),esdEvent->GetMagneticField());\r | |
840 | }\r | |
841 | \r | |
842 | //\r | |
843 | // Constrain TPC refitted tracks at inner TPC wall (InnerParams) to vertex \r | |
844 | // Clone track InnerParams has to be deleted\r | |
845 | //\r | |
846 | Bool_t isOKtrackInnerC = kFALSE;\r | |
847 | AliExternalTrackParam * trackInnerC = new AliExternalTrackParam(*(track->GetInnerParam()));\r | |
848 | if (trackInnerC) {\r | |
849 | isOKtrackInnerC = ConstrainTrackInner(trackInnerC,vtxESD,track->GetMass(),b);\r | |
850 | isOKtrackInnerC = trackInnerC->Rotate(track->GetAlpha());\r | |
851 | isOKtrackInnerC = trackInnerC->PropagateTo(track->GetX(),esdEvent->GetMagneticField());\r | |
852 | } \r | |
853 | \r | |
854 | //\r | |
855 | // calculate chi2 between vi and vj vectors\r | |
856 | // with covi and covj covariance matrices\r | |
857 | // chi2ij = (vi-vj)^(T)*(covi+covj)^(-1)*(vi-vj)\r | |
858 | //\r | |
859 | TMatrixD deltaT(5,1), deltaTtrackC(5,1);\r | |
860 | TMatrixD delta(1,5), deltatrackC(1,5);\r | |
861 | TMatrixD covarM(5,5), covarMtrackC(5,5);\r | |
862 | TMatrixD chi2(1,1);\r | |
863 | TMatrixD chi2trackC(1,1);\r | |
864 | \r | |
865 | if(isOKtpcInnerC && isOKtrackInnerC) \r | |
866 | {\r | |
867 | for (Int_t ipar=0; ipar<5; ipar++) {\r | |
868 | deltaT(ipar,0)=tpcInnerC->GetParameter()[ipar]-track->GetParameter()[ipar];\r | |
869 | delta(0,ipar)=tpcInnerC->GetParameter()[ipar]-track->GetParameter()[ipar];\r | |
870 | \r | |
871 | deltaTtrackC(ipar,0)=trackInnerC->GetParameter()[ipar]-track->GetParameter()[ipar];\r | |
872 | deltatrackC(0,ipar)=trackInnerC->GetParameter()[ipar]-track->GetParameter()[ipar];\r | |
873 | \r | |
874 | for (Int_t jpar=0; jpar<5; jpar++) {\r | |
875 | Int_t index=track->GetIndex(ipar,jpar);\r | |
876 | covarM(ipar,jpar)=track->GetCovariance()[index]+tpcInnerC->GetCovariance()[index];\r | |
877 | covarMtrackC(ipar,jpar)=track->GetCovariance()[index]+trackInnerC->GetCovariance()[index];\r | |
878 | }\r | |
879 | }\r | |
880 | \r | |
881 | // chi2 distance TPC constrained and TPC+ITS\r | |
882 | TMatrixD covarMInv = covarM.Invert();\r | |
883 | TMatrixD mat2 = covarMInv*deltaT;\r | |
884 | chi2 = delta*mat2; \r | |
885 | //chi2.Print();\r | |
886 | \r | |
887 | // chi2 distance TPC refitted constrained and TPC+ITS\r | |
888 | TMatrixD covarMInvtrackC = covarMtrackC.Invert();\r | |
889 | TMatrixD mat2trackC = covarMInvtrackC*deltaTtrackC;\r | |
890 | chi2trackC = deltatrackC*mat2trackC; \r | |
891 | //chi2trackC.Print();\r | |
892 | }\r | |
893 | \r | |
894 | \r | |
895 | //\r | |
896 | // Propagate ITSout to TPC inner wall \r | |
897 | // and calculate chi2 distance to track (InnerParams)\r | |
898 | //\r | |
899 | const Double_t kTPCRadius=85; \r | |
900 | const Double_t kStep=3; \r | |
901 | \r | |
902 | // clone track InnerParams has to be deleted\r | |
903 | Bool_t isOKtrackInnerC2 = kFALSE;\r | |
904 | AliExternalTrackParam *trackInnerC2 = new AliExternalTrackParam(*(track->GetInnerParam()));\r | |
905 | if (trackInnerC2) {\r | |
906 | isOKtrackInnerC2 = AliTracker::PropagateTrackToBxByBz(trackInnerC2,kTPCRadius,track->GetMass(),kStep,kFALSE);\r | |
907 | }\r | |
908 | \r | |
909 | Bool_t isOKouterITSc = kFALSE;\r | |
910 | AliExternalTrackParam *outerITSc = NULL;\r | |
911 | TMatrixD chi2OuterITS(1,1);\r | |
912 | \r | |
913 | if(esdFriend && esdFriend->TestSkipBit()==kFALSE) \r | |
914 | {\r | |
915 | // propagate ITSout to TPC inner wall\r | |
916 | AliESDfriendTrack *friendTrack = esdFriend->GetTrack(iTrack);\r | |
917 | \r | |
918 | if(friendTrack) \r | |
919 | {\r | |
920 | outerITSc = new AliExternalTrackParam(*friendTrack->GetITSOut());\r | |
921 | if(outerITSc) \r | |
922 | {\r | |
923 | isOKouterITSc = AliTracker::PropagateTrackToBxByBz(outerITSc,kTPCRadius,track->GetMass(),kStep,kFALSE);\r | |
924 | isOKouterITSc = outerITSc->Rotate(trackInnerC2->GetAlpha());\r | |
925 | isOKouterITSc = outerITSc->PropagateTo(trackInnerC2->GetX(),esdEvent->GetMagneticField());\r | |
926 | \r | |
927 | //\r | |
928 | // calculate chi2 between outerITS and innerParams\r | |
929 | // cov without z-coordinate at the moment\r | |
930 | //\r | |
931 | TMatrixD deltaTouterITS(4,1);\r | |
932 | TMatrixD deltaouterITS(1,4);\r | |
933 | TMatrixD covarMouterITS(4,4);\r | |
934 | \r | |
935 | if(isOKtrackInnerC2 && isOKouterITSc) {\r | |
936 | Int_t kipar = 0;\r | |
937 | Int_t kjpar = 0;\r | |
938 | for (Int_t ipar=0; ipar<5; ipar++) {\r | |
939 | if(ipar!=1) {\r | |
940 | deltaTouterITS(kipar,0)=outerITSc->GetParameter()[ipar]-trackInnerC2->GetParameter()[ipar];\r | |
941 | deltaouterITS(0,kipar)=outerITSc->GetParameter()[ipar]-trackInnerC2->GetParameter()[ipar];\r | |
942 | }\r | |
943 | \r | |
944 | kjpar=0;\r | |
945 | for (Int_t jpar=0; jpar<5; jpar++) {\r | |
946 | Int_t index=outerITSc->GetIndex(ipar,jpar);\r | |
947 | if(ipar !=1 || jpar!=1) {\r | |
948 | covarMouterITS(kipar,kjpar)=outerITSc->GetCovariance()[index]+trackInnerC2->GetCovariance()[index];\r | |
949 | }\r | |
950 | if(jpar!=1) kjpar++;\r | |
951 | }\r | |
952 | if(ipar!=1) kipar++;\r | |
953 | }\r | |
954 | \r | |
955 | // chi2 distance ITSout and InnerParams\r | |
956 | TMatrixD covarMInvouterITS = covarMouterITS.Invert();\r | |
957 | TMatrixD mat2outerITS = covarMInvouterITS*deltaTouterITS;\r | |
958 | chi2OuterITS = deltaouterITS*mat2outerITS; \r | |
959 | //chi2OuterITS.Print();\r | |
960 | } \r | |
961 | }\r | |
962 | }\r | |
963 | }\r | |
964 | \r | |
965 | //\r | |
966 | // MC info\r | |
967 | //\r | |
968 | TParticle *particle=NULL, *particleTPC=NULL, *particleITS=NULL;\r | |
969 | TParticle *particleMother=NULL, *particleMotherTPC=NULL, *particleMotherITS=NULL;\r | |
970 | Int_t mech=-1, mechTPC=-1, mechITS=-1;\r | |
971 | Bool_t isPrim=kFALSE, isPrimTPC=kFALSE, isPrimITS=kFALSE;\r | |
972 | Bool_t isFromStrangess=kFALSE, isFromStrangessTPC=kFALSE, isFromStrangessITS=kFALSE;\r | |
973 | Bool_t isFromConversion=kFALSE, isFromConversionTPC=kFALSE, isFromConversionITS=kFALSE;\r | |
974 | Bool_t isFromMaterial=kFALSE, isFromMaterialTPC=kFALSE, isFromMaterialITS=kFALSE;\r | |
975 | \r | |
976 | AliTrackReference *refTPCIn = NULL;\r | |
977 | AliTrackReference *refITS = NULL;\r | |
978 | \r | |
979 | Bool_t isOKtrackInnerC3 = kFALSE;\r | |
980 | AliExternalTrackParam *trackInnerC3 = new AliExternalTrackParam(*(track->GetInnerParam()));\r | |
981 | \r | |
982 | if(IsUseMCInfo()) \r | |
983 | {\r | |
984 | if(!stack) return;\r | |
985 | \r | |
986 | //\r | |
987 | // global track\r | |
988 | //\r | |
989 | Int_t label = TMath::Abs(track->GetLabel()); \r | |
990 | particle = stack->Particle(label);\r | |
991 | if(particle && particle->GetPDG() && particle->GetPDG()->Charge()!=0.)\r | |
992 | {\r | |
993 | particleMother = GetMother(particle,stack);\r | |
994 | mech = particle->GetUniqueID();\r | |
995 | isPrim = stack->IsPhysicalPrimary(label);\r | |
996 | isFromStrangess = IsFromStrangeness(label,stack);\r | |
997 | isFromConversion = IsFromConversion(label,stack);\r | |
998 | isFromMaterial = IsFromMaterial(label,stack);\r | |
999 | }\r | |
1000 | \r | |
1001 | //\r | |
1002 | // TPC track\r | |
1003 | //\r | |
1004 | Int_t labelTPC = TMath::Abs(track->GetTPCLabel()); \r | |
1005 | particleTPC = stack->Particle(labelTPC);\r | |
1006 | if(particleTPC && particleTPC->GetPDG() && particleTPC->GetPDG()->Charge()!=0.)\r | |
1007 | {\r | |
1008 | particleMotherTPC = GetMother(particleTPC,stack);\r | |
1009 | mechTPC = particleTPC->GetUniqueID();\r | |
1010 | isPrimTPC = stack->IsPhysicalPrimary(labelTPC);\r | |
1011 | isFromStrangessTPC = IsFromStrangeness(labelTPC,stack);\r | |
1012 | isFromConversionTPC = IsFromConversion(labelTPC,stack);\r | |
1013 | isFromMaterialTPC = IsFromMaterial(labelTPC,stack);\r | |
1014 | }\r | |
1015 | \r | |
1016 | //\r | |
1017 | // store first track reference\r | |
1018 | // for TPC track\r | |
1019 | //\r | |
1020 | TParticle *part=0;\r | |
1021 | TClonesArray *trefs=0;\r | |
1022 | Int_t status = mcEvent->GetParticleAndTR(track->GetTPCLabel(), part, trefs);\r | |
1023 | \r | |
1024 | if(status>0 && part && trefs && part->GetPDG() && part->GetPDG()->Charge()!=0.) \r | |
1025 | {\r | |
1026 | Int_t nTrackRef = trefs->GetEntries();\r | |
1027 | //printf("nTrackRef %d \n",nTrackRef);\r | |
1028 | \r | |
1029 | Int_t countITS = 0;\r | |
1030 | for (Int_t iref = 0; iref < nTrackRef; iref++) \r | |
1031 | {\r | |
1032 | AliTrackReference *ref = (AliTrackReference *)trefs->At(iref);\r | |
1033 | \r | |
1034 | // Ref. in the middle ITS \r | |
1035 | if(ref && ref->DetectorId()==AliTrackReference::kITS)\r | |
1036 | {\r | |
1037 | if(!refITS && countITS==2) {\r | |
1038 | refITS = ref;\r | |
1039 | //printf("refITS %p \n",refITS);\r | |
1040 | }\r | |
1041 | countITS++;\r | |
1042 | }\r | |
1043 | \r | |
1044 | // TPC\r | |
1045 | if(ref && ref->DetectorId()==AliTrackReference::kTPC)\r | |
1046 | {\r | |
1047 | if(!refTPCIn) {\r | |
1048 | refTPCIn = ref;\r | |
1049 | //printf("refTPCIn %p \n",refTPCIn);\r | |
1050 | //break;\r | |
1051 | }\r | |
1052 | }\r | |
1053 | }\r | |
1054 | \r | |
1055 | // transform inner params to TrackRef\r | |
1056 | // reference frame\r | |
1057 | if(refTPCIn && trackInnerC3) \r | |
1058 | {\r | |
1059 | Double_t kRefPhi = TMath::ATan2(refTPCIn->Y(),refTPCIn->X());\r | |
1060 | isOKtrackInnerC3 = trackInnerC3->Rotate(kRefPhi);\r | |
1061 | isOKtrackInnerC3 = AliTracker::PropagateTrackToBxByBz(trackInnerC3,refTPCIn->R(),track->GetMass(),kStep,kFALSE);\r | |
1062 | }\r | |
1063 | }\r | |
1064 | \r | |
1065 | //\r | |
1066 | // ITS track\r | |
1067 | //\r | |
1068 | Int_t labelITS = TMath::Abs(track->GetITSLabel()); \r | |
1069 | particleITS = stack->Particle(labelITS);\r | |
1070 | if(particleITS && particleITS->GetPDG() && particleITS->GetPDG()->Charge()!=0.)\r | |
1071 | {\r | |
1072 | particleMotherITS = GetMother(particleITS,stack);\r | |
1073 | mechITS = particleITS->GetUniqueID();\r | |
1074 | isPrimITS = stack->IsPhysicalPrimary(labelITS);\r | |
1075 | isFromStrangessITS = IsFromStrangeness(labelITS,stack);\r | |
1076 | isFromConversionITS = IsFromConversion(labelITS,stack);\r | |
1077 | isFromMaterialITS = IsFromMaterial(labelITS,stack);\r | |
1078 | }\r | |
1079 | }\r | |
1080 | \r | |
1081 | //\r | |
1082 | Bool_t dumpToTree=kFALSE;\r | |
1083 | \r | |
1084 | if(isOKtpcInnerC && isOKtrackInnerC) dumpToTree = kTRUE;\r | |
1085 | if(fUseESDfriends && isOKtrackInnerC2 && isOKouterITSc) dumpToTree = kTRUE;\r | |
1086 | if(fUseMCInfo && isOKtrackInnerC3) dumpToTree = kTRUE;\r | |
04fe1e30 | 1087 | TObjString triggerClass = esdEvent->GetFiredTriggerClasses().Data();\r |
1059f583 | 1088 | \r |
1089 | //\r | |
1090 | if(fTreeSRedirector && dumpToTree) \r | |
1091 | {\r | |
1092 | (*fTreeSRedirector)<<"highPt"<<\r | |
1093 | "fileName.="<<&fileName<<\r | |
1094 | "runNumber="<<runNumber<<\r | |
1095 | "evtTimeStamp="<<evtTimeStamp<<\r | |
1096 | "evtNumberInFile="<<evtNumberInFile<<\r | |
04fe1e30 | 1097 | "triggerClass="<<&triggerClass<< // trigger\r |
1059f583 | 1098 | "Bz="<<bz<<\r |
1099 | "vtxESD.="<<vtxESD<<\r | |
1100 | "IRtot="<<ir1<<\r | |
1101 | "IRint2="<<ir2<<\r | |
1102 | "mult="<<mult<<\r | |
1103 | "esdTrack.="<<track<<\r | |
1104 | "extTPCInnerC.="<<tpcInnerC<<\r | |
1105 | "extInnerParamC.="<<trackInnerC<<\r | |
1106 | "extInnerParam.="<<trackInnerC2<<\r | |
1107 | "extOuterITS.="<<outerITSc<<\r | |
1108 | "extInnerParamRef.="<<trackInnerC3<<\r | |
1109 | "refTPCIn.="<<refTPCIn<<\r | |
1110 | "refITS.="<<refITS<<\r | |
1111 | "chi2TPCInnerC="<<chi2(0,0)<<\r | |
1112 | "chi2InnerC="<<chi2trackC(0,0)<<\r | |
1113 | "chi2OuterITS="<<chi2OuterITS(0,0)<<\r | |
1114 | "centralityF="<<centralityF<<\r | |
1115 | "particle.="<<particle<<\r | |
1116 | "particleMother.="<<particleMother<<\r | |
1117 | "mech="<<mech<<\r | |
1118 | "isPrim="<<isPrim<<\r | |
1119 | "isFromStrangess="<<isFromStrangess<<\r | |
1120 | "isFromConversion="<<isFromConversion<<\r | |
1121 | "isFromMaterial="<<isFromMaterial<<\r | |
1122 | "particleTPC.="<<particleTPC<<\r | |
1123 | "particleMotherTPC.="<<particleMotherTPC<<\r | |
1124 | "mechTPC="<<mechTPC<<\r | |
1125 | "isPrimTPC="<<isPrimTPC<<\r | |
1126 | "isFromStrangessTPC="<<isFromStrangessTPC<<\r | |
1127 | "isFromConversionTPC="<<isFromConversionTPC<<\r | |
1128 | "isFromMaterialTPC="<<isFromMaterialTPC<<\r | |
1129 | "particleITS.="<<particleITS<<\r | |
1130 | "particleMotherITS.="<<particleMotherITS<<\r | |
1131 | "mechITS="<<mechITS<<\r | |
1132 | "isPrimITS="<<isPrimITS<<\r | |
1133 | "isFromStrangessITS="<<isFromStrangessITS<<\r | |
1134 | "isFromConversionITS="<<isFromConversionITS<<\r | |
1135 | "isFromMaterialITS="<<isFromMaterialITS<<\r | |
1136 | "\n";\r | |
1137 | }\r | |
1138 | \r | |
1139 | if(tpcInnerC) delete tpcInnerC;\r | |
1140 | if(trackInnerC) delete trackInnerC;\r | |
1141 | if(trackInnerC2) delete trackInnerC2;\r | |
1142 | if(outerITSc) delete outerITSc;\r | |
1143 | if(trackInnerC3) delete trackInnerC3;\r | |
1144 | }\r | |
1145 | }\r | |
1146 | \r | |
1147 | }\r | |
1148 | \r | |
1149 | \r | |
1150 | //_____________________________________________________________________________\r | |
1151 | void AliAnalysisTaskFilteredTree::ProcessMCEff(AliESDEvent *const esdEvent, AliMCEvent * const mcEvent, AliESDfriend *const /*esdFriend*/)\r | |
1152 | {\r | |
1153 | //\r | |
1154 | // Fill tree for efficiency studies MC only\r | |
1155 | \r | |
1156 | if(!esdEvent) {\r | |
1157 | AliDebug(AliLog::kError, "esdEvent not available");\r | |
1158 | return;\r | |
1159 | }\r | |
1160 | \r | |
1161 | if(!mcEvent) {\r | |
1162 | AliDebug(AliLog::kError, "mcEvent not available");\r | |
1163 | return;\r | |
1164 | }\r | |
1165 | \r | |
1166 | // get selection cuts\r | |
1167 | AliFilteredTreeEventCuts *evtCuts = GetEventCuts(); \r | |
1168 | AliFilteredTreeAcceptanceCuts *accCuts = GetAcceptanceCuts(); \r | |
1169 | AliESDtrackCuts *esdTrackCuts = GetTrackCuts(); \r | |
1170 | \r | |
1171 | if(!evtCuts || !accCuts || !esdTrackCuts) {\r | |
1172 | AliDebug(AliLog::kError, "cuts not available");\r | |
1173 | return;\r | |
1174 | }\r | |
1175 | \r | |
1176 | // trigger selection\r | |
1177 | Bool_t isEventTriggered = kTRUE;\r | |
1178 | AliPhysicsSelection *physicsSelection = NULL;\r | |
1179 | AliTriggerAnalysis* triggerAnalysis = NULL;\r | |
1180 | \r | |
1181 | // \r | |
1182 | AliInputEventHandler* inputHandler = (AliInputEventHandler*) AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler();\r | |
1183 | if (!inputHandler)\r | |
1184 | {\r | |
1185 | Printf("ERROR: Could not receive input handler");\r | |
1186 | return;\r | |
1187 | }\r | |
1188 | \r | |
1189 | // get file name\r | |
1190 | TTree *chain = (TChain*)GetInputData(0);\r | |
1191 | if(!chain) { \r | |
1192 | Printf("ERROR: Could not receive input chain");\r | |
1193 | return;\r | |
1194 | }\r | |
1195 | TObjString fileName(chain->GetCurrentFile()->GetName());\r | |
1196 | \r | |
1197 | // trigger\r | |
1198 | if(evtCuts->IsTriggerRequired()) \r | |
1199 | {\r | |
1200 | // always MB\r | |
1201 | isEventTriggered = inputHandler->IsEventSelected() & AliVEvent::kMB;\r | |
1202 | \r | |
1203 | physicsSelection = static_cast<AliPhysicsSelection*> (inputHandler->GetEventSelection());\r | |
1204 | if(!physicsSelection) return;\r | |
1205 | \r | |
1206 | if (isEventTriggered && (GetTrigger() == AliTriggerAnalysis::kV0AND)) {\r | |
1207 | // set trigger (V0AND)\r | |
1208 | triggerAnalysis = physicsSelection->GetTriggerAnalysis();\r | |
1209 | if(!triggerAnalysis) return;\r | |
1210 | isEventTriggered = triggerAnalysis->IsOfflineTriggerFired(esdEvent, GetTrigger());\r | |
1211 | }\r | |
1212 | }\r | |
1213 | \r | |
1214 | // centrality determination\r | |
1215 | Float_t centralityF = -1;\r | |
1216 | AliCentrality *esdCentrality = esdEvent->GetCentrality();\r | |
1217 | centralityF = esdCentrality->GetCentralityPercentile(fCentralityEstimator.Data());\r | |
1218 | \r | |
1219 | // use MC information\r | |
1220 | AliHeader* header = 0;\r | |
1221 | AliGenEventHeader* genHeader = 0;\r | |
1222 | AliStack* stack = 0;\r | |
1223 | TArrayF vtxMC(3);\r | |
1224 | \r | |
1225 | Int_t multMCTrueTracks = 0;\r | |
1226 | if(IsUseMCInfo())\r | |
1227 | {\r | |
1228 | //\r | |
1229 | if(!mcEvent) {\r | |
1230 | AliDebug(AliLog::kError, "mcEvent not available");\r | |
1231 | return;\r | |
1232 | }\r | |
1233 | // get MC event header\r | |
1234 | header = mcEvent->Header();\r | |
1235 | if (!header) {\r | |
1236 | AliDebug(AliLog::kError, "Header not available");\r | |
1237 | return;\r | |
1238 | }\r | |
1239 | // MC particle stack\r | |
1240 | stack = mcEvent->Stack();\r | |
1241 | if (!stack) {\r | |
1242 | AliDebug(AliLog::kError, "Stack not available");\r | |
1243 | return;\r | |
1244 | }\r | |
1245 | \r | |
1246 | // get MC vertex\r | |
1247 | genHeader = header->GenEventHeader();\r | |
1248 | if (!genHeader) {\r | |
1249 | AliDebug(AliLog::kError, "Could not retrieve genHeader from Header");\r | |
1250 | return;\r | |
1251 | }\r | |
1252 | genHeader->PrimaryVertex(vtxMC);\r | |
1253 | \r | |
1254 | // multipliticy of all MC primary tracks\r | |
1255 | // in Zv, pt and eta ranges)\r | |
1256 | multMCTrueTracks = GetMCTrueTrackMult(mcEvent,evtCuts,accCuts);\r | |
1257 | \r | |
1258 | } // end bUseMC\r | |
1259 | \r | |
1260 | // get reconstructed vertex \r | |
1261 | //const AliESDVertex* vtxESD = 0; \r | |
1262 | AliESDVertex* vtxESD = 0; \r | |
1263 | if(GetAnalysisMode() == kTPCAnalysisMode) {\r | |
1264 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTPC();\r | |
1265 | }\r | |
1266 | else if(GetAnalysisMode() == kTPCITSAnalysisMode) {\r | |
1267 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTracks();\r | |
1268 | }\r | |
1269 | else {\r | |
1270 | return;\r | |
1271 | }\r | |
1272 | \r | |
1273 | if(!vtxESD) return;\r | |
1274 | \r | |
1275 | Bool_t isEventOK = evtCuts->AcceptEvent(esdEvent,mcEvent,vtxESD); \r | |
1276 | //printf("isEventOK %d, isEventTriggered %d \n",isEventOK, isEventTriggered);\r | |
1277 | //printf("GetAnalysisMode() %d \n",GetAnalysisMode());\r | |
1278 | \r | |
04fe1e30 | 1279 | TObjString triggerClass = esdEvent->GetFiredTriggerClasses().Data();\r |
1280 | \r | |
1059f583 | 1281 | // check event cuts\r |
1282 | if(isEventOK && isEventTriggered)\r | |
1283 | {\r | |
1284 | if(IsUseMCInfo()) \r | |
1285 | {\r | |
1286 | if(!stack) return;\r | |
1287 | \r | |
1288 | //\r | |
1289 | // MC info\r | |
1290 | //\r | |
1291 | TParticle *particle=NULL;\r | |
1292 | TParticle *particleMother=NULL;\r | |
1293 | Int_t mech=-1;\r | |
1294 | \r | |
1295 | // reco event info\r | |
1296 | Double_t vert[3] = {0}; \r | |
1297 | vert[0] = vtxESD->GetXv();\r | |
1298 | vert[1] = vtxESD->GetYv();\r | |
1299 | vert[2] = vtxESD->GetZv();\r | |
1300 | Int_t mult = vtxESD->GetNContributors();\r | |
1301 | Double_t bz = esdEvent->GetMagneticField();\r | |
1302 | Double_t runNumber = esdEvent->GetRunNumber();\r | |
1303 | Double_t evtTimeStamp = esdEvent->GetTimeStamp();\r | |
1304 | Int_t evtNumberInFile = esdEvent->GetEventNumberInFile();\r | |
1305 | \r | |
1306 | // loop over MC stack\r | |
1307 | for (Int_t iMc = 0; iMc < stack->GetNtrack(); ++iMc) \r | |
1308 | {\r | |
1309 | particle = stack->Particle(iMc);\r | |
1310 | if (!particle)\r | |
1311 | continue;\r | |
1312 | \r | |
1313 | // only charged particles\r | |
1314 | if(!particle->GetPDG()) continue;\r | |
1315 | Double_t charge = particle->GetPDG()->Charge()/3.;\r | |
1316 | if (TMath::Abs(charge) < 0.001)\r | |
1317 | continue;\r | |
1318 | \r | |
1319 | // only primary particles\r | |
1320 | Bool_t prim = stack->IsPhysicalPrimary(iMc);\r | |
1321 | if(!prim) continue;\r | |
1322 | \r | |
1323 | // downscale low-pT particles\r | |
1324 | Double_t scalempt= TMath::Min(particle->Pt(),10.);\r | |
1325 | Double_t downscaleF = gRandom->Rndm();\r | |
1326 | downscaleF *= fLowPtTrackDownscaligF;\r | |
1327 | if(TMath::Exp(2*scalempt)<downscaleF) continue;\r | |
1328 | \r | |
1329 | // is particle in acceptance\r | |
1330 | if(!accCuts->AcceptTrack(particle)) continue;\r | |
1331 | \r | |
1332 | // check if particle reconstructed\r | |
1333 | Bool_t isRec = kFALSE;\r | |
1334 | Int_t trackIndex = -1;\r | |
1335 | for (Int_t iTrack = 0; iTrack < esdEvent->GetNumberOfTracks(); iTrack++)\r | |
1336 | {\r | |
1337 | \r | |
1338 | AliESDtrack *track = esdEvent->GetTrack(iTrack);\r | |
1339 | if(!track) continue;\r | |
1340 | if(track->Charge()==0) continue;\r | |
1341 | if(esdTrackCuts->AcceptTrack(track) && accCuts->AcceptTrack(track)) \r | |
1342 | {\r | |
1343 | Int_t label = TMath::Abs(track->GetLabel());\r | |
1344 | if(label == iMc) {\r | |
1345 | isRec = kTRUE;\r | |
1346 | trackIndex = iTrack;\r | |
1347 | break;\r | |
1348 | }\r | |
1349 | } \r | |
1350 | }\r | |
1351 | \r | |
1352 | // Store information in the output tree\r | |
1353 | AliESDtrack *recTrack = NULL; \r | |
1354 | if(trackIndex>-1) { \r | |
1355 | recTrack = esdEvent->GetTrack(trackIndex); \r | |
1356 | } else {\r | |
1357 | recTrack = new AliESDtrack(); \r | |
1358 | } \r | |
1359 | \r | |
1360 | particleMother = GetMother(particle,stack);\r | |
1361 | mech = particle->GetUniqueID();\r | |
1362 | \r | |
1363 | //MC particle track length\r | |
1364 | Double_t tpcTrackLength = 0.;\r | |
1365 | AliMCParticle *mcParticle = (AliMCParticle*) mcEvent->GetTrack(iMc);\r | |
1366 | if(mcParticle) {\r | |
1367 | Int_t counter;\r | |
1368 | tpcTrackLength = mcParticle->GetTPCTrackLength(bz,0.05,counter,3.0);\r | |
1369 | } \r | |
1370 | \r | |
1371 | \r | |
1372 | //\r | |
1373 | if(fTreeSRedirector) {\r | |
1374 | (*fTreeSRedirector)<<"MCEffTree"<<\r | |
1375 | "fileName.="<<&fileName<<\r | |
04fe1e30 | 1376 | "triggerClass.="<<&triggerClass<<\r |
1059f583 | 1377 | "runNumber="<<runNumber<<\r |
1378 | "evtTimeStamp="<<evtTimeStamp<<\r | |
1379 | "evtNumberInFile="<<evtNumberInFile<<\r | |
1380 | "Bz="<<bz<<\r | |
1381 | "vtxESD.="<<vtxESD<<\r | |
1382 | "mult="<<mult<<\r | |
1383 | "esdTrack.="<<recTrack<<\r | |
1384 | "isRec="<<isRec<<\r | |
1385 | "tpcTrackLength="<<tpcTrackLength<<\r | |
1386 | "particle.="<<particle<<\r | |
1387 | "particleMother.="<<particleMother<<\r | |
1388 | "mech="<<mech<<\r | |
1389 | "\n";\r | |
1390 | }\r | |
1391 | \r | |
1392 | if(trackIndex <0 && recTrack) delete recTrack; recTrack=0;\r | |
1393 | }\r | |
1394 | }\r | |
1395 | }\r | |
1396 | \r | |
1397 | }\r | |
1398 | \r | |
1399 | //_____________________________________________________________________________\r | |
1400 | Bool_t AliAnalysisTaskFilteredTree::IsHighDeDxParticle(AliESDtrack * track) {\r | |
1401 | //\r | |
1402 | // check if particle is Z > 1 \r | |
1403 | //\r | |
1404 | if (track->GetTPCNcls() < 60) return kFALSE;\r | |
1405 | Double_t mom = track->GetInnerParam()->GetP();\r | |
1406 | if (mom < 0.2) return kFALSE; // protection against unexpected behavior of Aleph parameterization\r | |
1407 | Float_t dca[2], bCov[3];\r | |
1408 | track->GetImpactParameters(dca,bCov);\r | |
1409 | //\r | |
1410 | \r | |
1411 | Double_t triggerDeDx = 4*AliExternalTrackParam::BetheBlochAleph((mom*2)/(0.938*3),1.0288,31.9806,5.04114e-11,2.13096,2.38541);\r | |
1412 | \r | |
1413 | if (track->GetTPCsignal() > triggerDeDx && track->GetTPCsignal()<1000 && TMath::Abs(dca[0])<3.) return kTRUE;\r | |
1414 | \r | |
1415 | return kFALSE;\r | |
1416 | }\r | |
1417 | \r | |
1418 | //_____________________________________________________________________________\r | |
1419 | void AliAnalysisTaskFilteredTree::ProcessV0(AliESDEvent *const esdEvent, AliMCEvent * const mcEvent, AliESDfriend *const /*esdFriend*/)\r | |
1420 | {\r | |
1421 | //\r | |
1422 | // Select real events with V0 (K0s and Lambda) high-pT candidates\r | |
1423 | //\r | |
1424 | if(!esdEvent) {\r | |
1425 | AliDebug(AliLog::kError, "esdEvent not available");\r | |
1426 | return;\r | |
1427 | }\r | |
1428 | \r | |
1429 | // get selection cuts\r | |
1430 | AliFilteredTreeEventCuts *evtCuts = GetEventCuts(); \r | |
1431 | AliFilteredTreeAcceptanceCuts *accCuts = GetAcceptanceCuts(); \r | |
1432 | AliESDtrackCuts *esdTrackCuts = GetTrackCuts(); \r | |
1433 | \r | |
1434 | if(!evtCuts || !accCuts || !esdTrackCuts) {\r | |
1435 | AliDebug(AliLog::kError, "cuts not available");\r | |
1436 | return;\r | |
1437 | }\r | |
1438 | \r | |
1439 | // trigger selection\r | |
1440 | Bool_t isEventTriggered = kTRUE;\r | |
1441 | AliPhysicsSelection *physicsSelection = NULL;\r | |
1442 | AliTriggerAnalysis* triggerAnalysis = NULL;\r | |
1443 | \r | |
1444 | // \r | |
1445 | AliInputEventHandler* inputHandler = (AliInputEventHandler*) AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler();\r | |
1446 | if (!inputHandler)\r | |
1447 | {\r | |
1448 | Printf("ERROR: Could not receive input handler");\r | |
1449 | return;\r | |
1450 | }\r | |
1451 | \r | |
1452 | // get file name\r | |
1453 | TTree *chain = (TChain*)GetInputData(0);\r | |
1454 | if(!chain) { \r | |
1455 | Printf("ERROR: Could not receive input chain");\r | |
1456 | return;\r | |
1457 | }\r | |
1458 | TObjString fileName(chain->GetCurrentFile()->GetName());\r | |
1459 | \r | |
1460 | // trigger\r | |
1461 | if(evtCuts->IsTriggerRequired()) \r | |
1462 | {\r | |
1463 | // always MB\r | |
1464 | isEventTriggered = inputHandler->IsEventSelected() & AliVEvent::kMB;\r | |
1465 | \r | |
1466 | physicsSelection = static_cast<AliPhysicsSelection*> (inputHandler->GetEventSelection());\r | |
1467 | if(!physicsSelection) return;\r | |
1468 | //SetPhysicsTriggerSelection(physicsSelection);\r | |
1469 | \r | |
1470 | if (isEventTriggered && (GetTrigger() == AliTriggerAnalysis::kV0AND)) {\r | |
1471 | // set trigger (V0AND)\r | |
1472 | triggerAnalysis = physicsSelection->GetTriggerAnalysis();\r | |
1473 | if(!triggerAnalysis) return;\r | |
1474 | isEventTriggered = triggerAnalysis->IsOfflineTriggerFired(esdEvent, GetTrigger());\r | |
1475 | }\r | |
1476 | }\r | |
1477 | \r | |
1478 | // centrality determination\r | |
1479 | Float_t centralityF = -1;\r | |
1480 | AliCentrality *esdCentrality = esdEvent->GetCentrality();\r | |
1481 | centralityF = esdCentrality->GetCentralityPercentile(fCentralityEstimator.Data());\r | |
1482 | \r | |
1483 | \r | |
1484 | // get reconstructed vertex \r | |
1485 | //const AliESDVertex* vtxESD = 0; \r | |
1486 | AliESDVertex* vtxESD = 0; \r | |
1487 | if(GetAnalysisMode() == kTPCAnalysisMode) {\r | |
1488 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTPC();\r | |
1489 | }\r | |
1490 | else if(GetAnalysisMode() == kTPCITSAnalysisMode) {\r | |
1491 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTracks();\r | |
1492 | }\r | |
1493 | else {\r | |
1494 | return;\r | |
1495 | }\r | |
1496 | \r | |
1497 | if(!vtxESD) return;\r | |
1498 | \r | |
1499 | Bool_t isEventOK = evtCuts->AcceptEvent(esdEvent,mcEvent,vtxESD); \r | |
1500 | //printf("isEventOK %d, isEventTriggered %d \n",isEventOK, isEventTriggered);\r | |
1501 | //printf("GetAnalysisMode() %d \n",GetAnalysisMode());\r | |
1502 | \r | |
1503 | // check event cuts\r | |
1504 | if(isEventOK && isEventTriggered) {\r | |
1505 | //\r | |
1506 | // Dump the pt downscaled V0 into the tree\r | |
1507 | // \r | |
1508 | Int_t ntracks = esdEvent->GetNumberOfTracks();\r | |
1509 | Int_t nV0s = esdEvent->GetNumberOfV0s();\r | |
1510 | Int_t run = esdEvent->GetRunNumber();\r | |
1511 | Int_t time= esdEvent->GetTimeStamp();\r | |
1512 | Int_t evNr=esdEvent->GetEventNumberInFile();\r | |
1513 | Double_t bz = esdEvent->GetMagneticField();\r | |
1514 | \r | |
1515 | \r | |
1516 | for (Int_t iv0=0; iv0<nV0s; iv0++){\r | |
1517 | AliESDv0 * v0 = esdEvent->GetV0(iv0);\r | |
1518 | if (!v0) continue;\r | |
1519 | AliESDtrack * track0 = esdEvent->GetTrack(v0->GetIndex(0));\r | |
1520 | AliESDtrack * track1 = esdEvent->GetTrack(v0->GetIndex(1));\r | |
1521 | if (!track0) continue;\r | |
1522 | if (!track1) continue;\r | |
1523 | if (track0->GetSign()<0) {\r | |
1524 | track1 = esdEvent->GetTrack(v0->GetIndex(0));\r | |
1525 | track0 = esdEvent->GetTrack(v0->GetIndex(1));\r | |
1526 | }\r | |
1527 | //\r | |
1528 | Bool_t isDownscaled = IsV0Downscaled(v0);\r | |
1529 | if (isDownscaled) continue;\r | |
1530 | AliKFParticle kfparticle; //\r | |
1531 | Int_t type=GetKFParticle(v0,esdEvent,kfparticle);\r | |
1532 | if (type==0) continue; \r | |
04fe1e30 | 1533 | TObjString triggerClass = esdEvent->GetFiredTriggerClasses().Data();\r |
1059f583 | 1534 | \r |
1535 | if(!fTreeSRedirector) return;\r | |
1536 | (*fTreeSRedirector)<<"V0s"<<\r | |
1537 | "isDownscaled="<<isDownscaled<<\r | |
04fe1e30 | 1538 | "triggerClass="<<&triggerClass<< // trigger\r |
1059f583 | 1539 | "Bz="<<bz<<\r |
1540 | "fileName.="<<&fileName<<\r | |
1541 | "runNumber="<<run<<\r | |
1542 | "evtTimeStamp="<<time<<\r | |
1543 | "evtNumberInFile="<<evNr<<\r | |
1544 | "type="<<type<<\r | |
1545 | "ntracks="<<ntracks<<\r | |
1546 | "v0.="<<v0<<\r | |
1547 | "kf.="<<&kfparticle<<\r | |
1548 | "track0.="<<track0<<\r | |
1549 | "track1.="<<track1<<\r | |
1550 | "centralityF="<<centralityF<<\r | |
1551 | "\n";\r | |
1552 | }\r | |
1553 | }\r | |
1554 | }\r | |
1555 | \r | |
1556 | //_____________________________________________________________________________\r | |
1557 | void AliAnalysisTaskFilteredTree::ProcessdEdx(AliESDEvent *const esdEvent, AliMCEvent * const mcEvent, AliESDfriend *const /*esdFriend*/)\r | |
1558 | {\r | |
1559 | //\r | |
1560 | // Select real events with large TPC dEdx signal\r | |
1561 | //\r | |
1562 | if(!esdEvent) {\r | |
1563 | AliDebug(AliLog::kError, "esdEvent not available");\r | |
1564 | return;\r | |
1565 | }\r | |
1566 | \r | |
1567 | // get selection cuts\r | |
1568 | AliFilteredTreeEventCuts *evtCuts = GetEventCuts(); \r | |
1569 | AliFilteredTreeAcceptanceCuts *accCuts = GetAcceptanceCuts(); \r | |
1570 | AliESDtrackCuts *esdTrackCuts = GetTrackCuts(); \r | |
1571 | \r | |
1572 | if(!evtCuts || !accCuts || !esdTrackCuts) {\r | |
1573 | AliDebug(AliLog::kError, "cuts not available");\r | |
1574 | return;\r | |
1575 | }\r | |
1576 | \r | |
1577 | // get file name\r | |
1578 | TTree *chain = (TChain*)GetInputData(0);\r | |
1579 | if(!chain) { \r | |
1580 | Printf("ERROR: Could not receive input chain");\r | |
1581 | return;\r | |
1582 | }\r | |
1583 | TObjString fileName(chain->GetCurrentFile()->GetName());\r | |
1584 | \r | |
1585 | // trigger\r | |
1586 | Bool_t isEventTriggered = kTRUE;\r | |
1587 | AliPhysicsSelection *physicsSelection = NULL;\r | |
1588 | AliTriggerAnalysis* triggerAnalysis = NULL;\r | |
1589 | \r | |
1590 | // \r | |
1591 | AliInputEventHandler* inputHandler = (AliInputEventHandler*) AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler();\r | |
1592 | if (!inputHandler)\r | |
1593 | {\r | |
1594 | Printf("ERROR: Could not receive input handler");\r | |
1595 | return;\r | |
1596 | }\r | |
1597 | \r | |
1598 | if(evtCuts->IsTriggerRequired()) \r | |
1599 | {\r | |
1600 | // always MB\r | |
1601 | isEventTriggered = inputHandler->IsEventSelected() & AliVEvent::kMB;\r | |
1602 | \r | |
1603 | physicsSelection = static_cast<AliPhysicsSelection*> (inputHandler->GetEventSelection());\r | |
1604 | if(!physicsSelection) return;\r | |
1605 | \r | |
1606 | if (isEventTriggered && (GetTrigger() == AliTriggerAnalysis::kV0AND)) {\r | |
1607 | // set trigger (V0AND)\r | |
1608 | triggerAnalysis = physicsSelection->GetTriggerAnalysis();\r | |
1609 | if(!triggerAnalysis) return;\r | |
1610 | isEventTriggered = triggerAnalysis->IsOfflineTriggerFired(esdEvent, GetTrigger());\r | |
1611 | }\r | |
1612 | }\r | |
1613 | \r | |
1614 | // get reconstructed vertex \r | |
1615 | AliESDVertex* vtxESD = 0; \r | |
1616 | if(GetAnalysisMode() == kTPCAnalysisMode) {\r | |
1617 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTPC();\r | |
1618 | }\r | |
1619 | else if(GetAnalysisMode() == kTPCITSAnalysisMode) {\r | |
1620 | vtxESD = (AliESDVertex*)esdEvent->GetPrimaryVertexTracks();\r | |
1621 | }\r | |
1622 | else {\r | |
1623 | return;\r | |
1624 | }\r | |
1625 | if(!vtxESD) return;\r | |
1626 | \r | |
1627 | Bool_t isEventOK = evtCuts->AcceptEvent(esdEvent,mcEvent,vtxESD); \r | |
1628 | //printf("isEventOK %d, isEventTriggered %d \n",isEventOK, isEventTriggered);\r | |
1629 | //printf("GetAnalysisMode() %d \n",GetAnalysisMode());\r | |
1630 | \r | |
1631 | \r | |
1632 | // check event cuts\r | |
1633 | if(isEventOK && isEventTriggered)\r | |
1634 | {\r | |
1635 | Double_t vert[3] = {0}; \r | |
1636 | vert[0] = vtxESD->GetXv();\r | |
1637 | vert[1] = vtxESD->GetYv();\r | |
1638 | vert[2] = vtxESD->GetZv();\r | |
1639 | Int_t mult = vtxESD->GetNContributors();\r | |
1640 | Double_t bz = esdEvent->GetMagneticField();\r | |
1641 | Double_t runNumber = esdEvent->GetRunNumber();\r | |
1642 | Double_t evtTimeStamp = esdEvent->GetTimeStamp();\r | |
1643 | Int_t evtNumberInFile = esdEvent->GetEventNumberInFile();\r | |
1644 | \r | |
1645 | // large dEdx\r | |
1646 | for (Int_t iTrack = 0; iTrack < esdEvent->GetNumberOfTracks(); iTrack++)\r | |
1647 | {\r | |
1648 | AliESDtrack *track = esdEvent->GetTrack(iTrack);\r | |
1649 | if(!track) continue;\r | |
1650 | if(track->Charge()==0) continue;\r | |
1651 | if(!esdTrackCuts->AcceptTrack(track)) continue;\r | |
1652 | if(!accCuts->AcceptTrack(track)) continue;\r | |
1653 | \r | |
1654 | if(!IsHighDeDxParticle(track)) continue;\r | |
04fe1e30 | 1655 | TObjString triggerClass = esdEvent->GetFiredTriggerClasses().Data();\r |
1656 | \r | |
1059f583 | 1657 | if(!fTreeSRedirector) return;\r |
1658 | (*fTreeSRedirector)<<"dEdx"<<\r | |
1659 | "fileName.="<<&fileName<<\r | |
1660 | "runNumber="<<runNumber<<\r | |
1661 | "evtTimeStamp="<<evtTimeStamp<<\r | |
1662 | "evtNumberInFile="<<evtNumberInFile<<\r | |
04fe1e30 | 1663 | "triggerClass="<<&triggerClass<< // trigger\r |
1059f583 | 1664 | "Bz="<<bz<<\r |
1665 | "vtxESD.="<<vtxESD<<\r | |
1666 | "mult="<<mult<<\r | |
1667 | "esdTrack.="<<track<<\r | |
1668 | "\n";\r | |
1669 | }\r | |
1670 | }\r | |
1671 | }\r | |
1672 | \r | |
1673 | //_____________________________________________________________________________\r | |
1674 | Int_t AliAnalysisTaskFilteredTree::GetKFParticle(AliESDv0 *const v0, AliESDEvent * const event, AliKFParticle & kfparticle)\r | |
1675 | {\r | |
1676 | //\r | |
1677 | // Create KF particle in case the V0 fullfill selection criteria\r | |
1678 | //\r | |
1679 | // Selection criteria\r | |
1680 | // 0. algorithm cut\r | |
1681 | // 1. track cut\r | |
1682 | // 3. chi2 cut\r | |
1683 | // 4. rough mass cut\r | |
1684 | // 5. Normalized pointing angle cut\r | |
1685 | //\r | |
1686 | const Double_t cutMass=0.2;\r | |
1687 | const Double_t kSigmaDCACut=3;\r | |
1688 | //\r | |
1689 | // 0.) algo cut - accept only on the fly\r | |
1690 | //\r | |
1691 | if (v0->GetOnFlyStatus() ==kFALSE) return 0; \r | |
1692 | //\r | |
1693 | // 1.) track cut\r | |
1694 | // \r | |
1695 | AliESDtrack * track0 = event->GetTrack(v0->GetIndex(0));\r | |
1696 | AliESDtrack * track1 = event->GetTrack(v0->GetIndex(1));\r | |
1697 | /*\r | |
1698 | TCut cutD="abs(track0.fD/sqrt(track0.fCdd))>2&&abs(track1.fD/sqrt(track1.fCdd))>2";\r | |
1699 | TCut cutTheta="abs(track0.fP[3])<1&&abs(track1.fP[3])<1";\r | |
1700 | TCut cutNcl="track0.GetTPCClusterInfo(2,1)>100&&track1.GetTPCClusterInfo(2,1)>100";\r | |
1701 | */ \r | |
1702 | if (TMath::Abs(track0->GetTgl())>1) return 0;\r | |
1703 | if (TMath::Abs(track1->GetTgl())>1) return 0;\r | |
1704 | if ((track0->GetTPCClusterInfo(2,1))<100) return 0;\r | |
1705 | if ((track1->GetTPCClusterInfo(2,1))<100) return 0;\r | |
1706 | //if ((track0->GetITSclusters(0))<2) return 0;\r | |
1707 | //if ((track1->GetITSclusters(0))<2) return 0; \r | |
1708 | Float_t pos0[2]={0}, cov0[3]={0};\r | |
1709 | Float_t pos1[2]={0}, cov1[3]={0};\r | |
1710 | track0->GetImpactParameters(pos0,cov0);\r | |
1711 | track0->GetImpactParameters(pos1,cov1);\r | |
1712 | //\r | |
1713 | if (TMath::Abs(pos0[0])<kSigmaDCACut*TMath::Sqrt(cov0[0])) return 0;\r | |
1714 | if (TMath::Abs(pos1[0])<kSigmaDCACut*TMath::Sqrt(cov1[0])) return 0;\r | |
1715 | // \r | |
1716 | //\r | |
1717 | // 3.) Chi2 cut\r | |
1718 | //\r | |
1719 | Double_t chi2KF = v0->GetKFInfo(2,2,2);\r | |
1720 | if (chi2KF>25) return 0;\r | |
1721 | //\r | |
1722 | // 4.) Rough mass cut - 0.200 GeV\r | |
1723 | //\r | |
1724 | static Double_t masses[2]={-1};\r | |
1725 | if (masses[0]<0){\r | |
1726 | masses[0] = TDatabasePDG::Instance()->GetParticle("K_S0")->Mass();\r | |
1727 | masses[1] = TDatabasePDG::Instance()->GetParticle("Lambda0")->Mass();\r | |
1728 | }\r | |
1729 | Double_t mass00= v0->GetEffMass(0,0);\r | |
1730 | Double_t mass22= v0->GetEffMass(2,2);\r | |
1731 | Double_t mass42= v0->GetEffMass(4,2);\r | |
1732 | Double_t mass24= v0->GetEffMass(2,4);\r | |
1733 | Bool_t massOK=kFALSE;\r | |
1734 | Int_t type=0;\r | |
1735 | Int_t ptype=0;\r | |
1736 | Double_t dmass=1;\r | |
1737 | Int_t p1=0, p2=0;\r | |
1738 | if (TMath::Abs(mass00-0)<cutMass) {\r | |
1739 | massOK=kTRUE; type+=1; \r | |
1740 | if (TMath::Abs(mass00-0)<dmass) {\r | |
1741 | ptype=1;\r | |
1742 | dmass=TMath::Abs(mass00-0); \r | |
1743 | p1=0; p2=0;\r | |
1744 | } \r | |
1745 | }\r | |
1746 | if (TMath::Abs(mass24-masses[1])<cutMass) {\r | |
1747 | massOK=kTRUE; type+=2; \r | |
1748 | if (TMath::Abs(mass24-masses[1])<dmass){\r | |
1749 | dmass = TMath::Abs(mass24-masses[1]);\r | |
1750 | ptype=2;\r | |
1751 | p1=2; p2=4;\r | |
1752 | }\r | |
1753 | }\r | |
1754 | if (TMath::Abs(mass42-masses[1])<cutMass) {\r | |
1755 | massOK=kTRUE; type+=4;\r | |
1756 | if (TMath::Abs(mass42-masses[1])<dmass){\r | |
1757 | dmass = TMath::Abs(mass42-masses[1]);\r | |
1758 | ptype=4;\r | |
1759 | p1=4; p2=2;\r | |
1760 | }\r | |
1761 | }\r | |
1762 | if (TMath::Abs(mass22-masses[0])<cutMass) {\r | |
1763 | massOK=kTRUE; type+=8;\r | |
1764 | if (TMath::Abs(mass22-masses[0])<dmass){\r | |
1765 | dmass = TMath::Abs(mass22-masses[0]);\r | |
1766 | ptype=8;\r | |
1767 | p1=2; p2=2;\r | |
1768 | }\r | |
1769 | }\r | |
1770 | if (type==0) return 0;\r | |
1771 | //\r | |
1772 | const Int_t spdg[5]={kPositron,kMuonPlus,kPiPlus, kKPlus, kProton};\r | |
1773 | const AliExternalTrackParam *paramP = v0->GetParamP();\r | |
1774 | const AliExternalTrackParam *paramN = v0->GetParamN();\r | |
1775 | if (paramP->GetSign()<0){\r | |
1776 | paramP=v0->GetParamP();\r | |
1777 | paramN=v0->GetParamN();\r | |
1778 | }\r | |
1779 | //Double_t *pparam1 = (Double_t*)paramP->GetParameter();\r | |
1780 | //Double_t *pparam2 = (Double_t*)paramN->GetParameter();\r | |
1781 | //\r | |
1782 | AliKFParticle kfp1( *paramP, spdg[p1] );\r | |
1783 | AliKFParticle kfp2( *paramN, -1 *spdg[p2] );\r | |
1784 | AliKFParticle V0KF;\r | |
1785 | (V0KF)+=kfp1;\r | |
1786 | (V0KF)+=kfp2;\r | |
1787 | kfparticle=V0KF;\r | |
1788 | //\r | |
1789 | // Pointing angle\r | |
1790 | //\r | |
1791 | Double_t errPhi = V0KF.GetErrPhi();\r | |
1792 | Double_t pointAngle= TMath::ACos(v0->GetV0CosineOfPointingAngle());\r | |
1793 | if (pointAngle/errPhi>10) return 0; \r | |
1794 | //\r | |
1795 | return ptype; \r | |
1796 | }\r | |
1797 | \r | |
1798 | //_____________________________________________________________________________\r | |
1799 | Bool_t AliAnalysisTaskFilteredTree::IsV0Downscaled(AliESDv0 *const v0)\r | |
1800 | {\r | |
1801 | //\r | |
1802 | // Downscale randomly low pt V0\r | |
1803 | //\r | |
1804 | //return kFALSE;\r | |
1805 | Double_t maxPt= TMath::Max(v0->GetParamP()->Pt(), v0->GetParamN()->Pt());\r | |
1806 | Double_t scalempt= TMath::Min(maxPt,10.);\r | |
1807 | Double_t downscaleF = gRandom->Rndm();\r | |
1808 | downscaleF *= fLowPtV0DownscaligF;\r | |
1809 | \r | |
1810 | //printf("V0 TMath::Exp(2*scalempt) %e, downscaleF %e \n",TMath::Exp(2*scalempt), downscaleF);\r | |
1811 | if (TMath::Exp(2*scalempt)<downscaleF) return kTRUE;\r | |
1812 | return kFALSE;\r | |
1813 | \r | |
1814 | /*\r | |
1815 | TH1F his1("his1","his1",100,0,10);\r | |
1816 | TH1F his2("his2","his2",100,0,10);\r | |
1817 | {for (Int_t i=0; i<10000; i++){\r | |
1818 | Double_t rnd=gRandom->Exp(1);\r | |
1819 | Bool_t isDownscaled =TMath::Exp(rnd)<100*gRandom->Rndm();\r | |
1820 | his1->Fill(rnd); \r | |
1821 | if (!isDownscaled) his2->Fill(rnd); \r | |
1822 | }}\r | |
1823 | \r | |
1824 | */\r | |
1825 | \r | |
1826 | }\r | |
1827 | \r | |
1828 | \r | |
1829 | \r | |
1830 | //_____________________________________________________________________________\r | |
1831 | Bool_t AliAnalysisTaskFilteredTree::ConstrainTPCInner(AliExternalTrackParam *const tpcInnerC, const AliESDVertex* vtx, Double_t b[3])\r | |
1832 | {\r | |
1833 | // Constrain TPC inner params constrained\r | |
1834 | //\r | |
1835 | if(!tpcInnerC) return kFALSE; \r | |
1836 | if(!vtx) return kFALSE;\r | |
1837 | \r | |
1838 | Double_t dz[2],cov[3];\r | |
1839 | //AliESDVertex *vtx= (AliESDVertex *)esdEvent->GetPrimaryVertex();\r | |
1840 | //if(!tpcInnerC->PropagateToDCA(vtx, esdEvent->GetMagneticField(), 3, dz, cov)) return kFALSE; \r | |
1841 | //if(!tpcInnerC->PropagateToDCA(vtx, Bz, 3, dz, cov)) return kFALSE; \r | |
1842 | if(!tpcInnerC->PropagateToDCABxByBz(vtx, b, 3, dz, cov)) return kFALSE; \r | |
1843 | \r | |
1844 | \r | |
1845 | Double_t covar[6]; vtx->GetCovMatrix(covar);\r | |
1846 | Double_t p[2]={tpcInnerC->GetParameter()[0]-dz[0],tpcInnerC->GetParameter()[1]-dz[1]};\r | |
1847 | Double_t c[3]={covar[2],0.,covar[5]};\r | |
1848 | Double_t chi2C=tpcInnerC->GetPredictedChi2(p,c);\r | |
1849 | if (chi2C>kVeryBig) return kFALSE; \r | |
1850 | \r | |
1851 | if(!tpcInnerC->Update(p,c)) return kFALSE;\r | |
1852 | \r | |
1853 | return kTRUE;\r | |
1854 | }\r | |
1855 | \r | |
1856 | //_____________________________________________________________________________\r | |
1857 | Bool_t AliAnalysisTaskFilteredTree::ConstrainTrackInner(AliExternalTrackParam *const trackInnerC, const AliESDVertex* vtx, Double_t mass, Double_t b[3])\r | |
1858 | {\r | |
1859 | // Constrain TPC inner params constrained\r | |
1860 | //\r | |
1861 | if(!trackInnerC) return kFALSE; \r | |
1862 | if(!vtx) return kFALSE;\r | |
1863 | \r | |
1864 | const Double_t kRadius = 2.8; \r | |
1865 | const Double_t kMaxStep = 1.0; \r | |
1866 | \r | |
1867 | Double_t dz[2],cov[3];\r | |
1868 | \r | |
1869 | //AliESDVertex *vtx= (AliESDVertex *)esdEvent->GetPrimaryVertex();\r | |
1870 | //if(!trackInnerC->PropagateToDCA(vtx, esdEvent->GetMagneticField(), 3, dz, cov)) return kFALSE; \r | |
1871 | //if(!trackInnerC->PropagateToDCA(vtx, Bz, 3, dz, cov)) return kFALSE; \r | |
1872 | \r | |
1873 | if(!AliTracker::PropagateTrackToBxByBz(trackInnerC,kRadius,mass,kMaxStep,kFALSE)) return kFALSE;\r | |
1874 | if(!trackInnerC->PropagateToDCABxByBz(vtx, b, 3, dz, cov)) return kFALSE; \r | |
1875 | \r | |
1876 | //\r | |
1877 | Double_t covar[6]; vtx->GetCovMatrix(covar);\r | |
1878 | Double_t p[2]={trackInnerC->GetParameter()[0]-dz[0],trackInnerC->GetParameter()[1]-dz[1]};\r | |
1879 | Double_t c[3]={covar[2],0.,covar[5]};\r | |
1880 | Double_t chi2C=trackInnerC->GetPredictedChi2(p,c);\r | |
1881 | if (chi2C>kVeryBig) return kFALSE; \r | |
1882 | \r | |
1883 | if(!trackInnerC->Update(p,c)) return kFALSE;\r | |
1884 | \r | |
1885 | return kTRUE;\r | |
1886 | }\r | |
1887 | \r | |
1888 | \r | |
1889 | //_____________________________________________________________________________\r | |
1890 | TParticle *AliAnalysisTaskFilteredTree::GetMother(TParticle *const particle, AliStack *const stack) \r | |
1891 | {\r | |
1892 | if(!particle) return NULL;\r | |
1893 | if(!stack) return NULL;\r | |
1894 | \r | |
1895 | Int_t motherLabel = TMath::Abs(particle->GetMother(0)); \r | |
1896 | TParticle* mother = NULL; \r | |
1897 | mother = stack->Particle(motherLabel); \r | |
1898 | \r | |
1899 | return mother;\r | |
1900 | }\r | |
1901 | \r | |
1902 | //_____________________________________________________________________________\r | |
1903 | Bool_t AliAnalysisTaskFilteredTree::IsFromConversion(const Int_t label, AliStack *const stack) \r | |
1904 | {\r | |
1905 | Bool_t isFromConversion = kFALSE;\r | |
1906 | \r | |
1907 | if(stack) {\r | |
1908 | TParticle* particle = stack->Particle(label);\r | |
1909 | \r | |
1910 | if(particle && particle->GetPDG() && particle->GetPDG()->Charge()!=0) \r | |
1911 | {\r | |
1912 | Int_t mech = particle->GetUniqueID(); // production mechanism \r | |
1913 | Bool_t isPrim = stack->IsPhysicalPrimary(label);\r | |
1914 | \r | |
1915 | Int_t motherLabel = TMath::Abs(particle->GetMother(0)); \r | |
1916 | TParticle* mother = stack->Particle(motherLabel); \r | |
1917 | if(mother) {\r | |
1918 | Int_t motherPdg = mother->GetPdgCode();\r | |
1919 | \r | |
1920 | if(!isPrim && mech==5 && motherPdg==kGamma) { \r | |
1921 | isFromConversion=kTRUE; \r | |
1922 | }\r | |
1923 | }\r | |
1924 | } \r | |
1925 | } \r | |
1926 | \r | |
1927 | return isFromConversion;\r | |
1928 | }\r | |
1929 | \r | |
1930 | //_____________________________________________________________________________\r | |
1931 | Bool_t AliAnalysisTaskFilteredTree::IsFromMaterial(const Int_t label, AliStack *const stack) \r | |
1932 | {\r | |
1933 | Bool_t isFromMaterial = kFALSE;\r | |
1934 | \r | |
1935 | if(stack) {\r | |
1936 | TParticle* particle = stack->Particle(label);\r | |
1937 | \r | |
1938 | if(particle && particle->GetPDG() && particle->GetPDG()->Charge()!=0) \r | |
1939 | {\r | |
1940 | Int_t mech = particle->GetUniqueID(); // production mechanism \r | |
1941 | Bool_t isPrim = stack->IsPhysicalPrimary(label);\r | |
1942 | \r | |
1943 | Int_t motherLabel = TMath::Abs(particle->GetMother(0)); \r | |
1944 | TParticle* mother = stack->Particle(motherLabel); \r | |
1945 | if(mother) {\r | |
1946 | if(!isPrim && mech==13) { \r | |
1947 | isFromMaterial=kTRUE; \r | |
1948 | }\r | |
1949 | }\r | |
1950 | } \r | |
1951 | } \r | |
1952 | \r | |
1953 | return isFromMaterial;\r | |
1954 | }\r | |
1955 | \r | |
1956 | //_____________________________________________________________________________\r | |
1957 | Bool_t AliAnalysisTaskFilteredTree::IsFromStrangeness(const Int_t label, AliStack *const stack) \r | |
1958 | {\r | |
1959 | Bool_t isFromStrangeness = kFALSE;\r | |
1960 | \r | |
1961 | if(stack) {\r | |
1962 | TParticle* particle = stack->Particle(label);\r | |
1963 | \r | |
1964 | if(particle && particle->GetPDG() && particle->GetPDG()->Charge()!=0) \r | |
1965 | {\r | |
1966 | Int_t mech = particle->GetUniqueID(); // production mechanism \r | |
1967 | Bool_t isPrim = stack->IsPhysicalPrimary(label);\r | |
1968 | \r | |
1969 | Int_t motherLabel = TMath::Abs(particle->GetMother(0)); \r | |
1970 | TParticle* mother = stack->Particle(motherLabel); \r | |
1971 | if(mother) {\r | |
1972 | Int_t motherPdg = mother->GetPdgCode();\r | |
1973 | \r | |
1974 | // K+-, lambda, antilambda, K0s decays\r | |
1975 | if(!isPrim && mech==4 && \r | |
1976 | (TMath::Abs(motherPdg)==kKPlus || TMath::Abs(motherPdg)==kLambda0 || motherPdg==kK0Short))\r | |
1977 | {\r | |
1978 | isFromStrangeness = kTRUE;\r | |
1979 | } \r | |
1980 | }\r | |
1981 | } \r | |
1982 | } \r | |
1983 | \r | |
1984 | return isFromStrangeness;\r | |
1985 | }\r | |
1986 | \r | |
1987 | \r | |
1988 | //_____________________________________________________________________________\r | |
1989 | void AliAnalysisTaskFilteredTree::FinishTaskOutput() \r | |
1990 | {\r | |
1991 | //\r | |
1992 | // Called one at the end \r | |
1993 | // locally on working node\r | |
1994 | //\r | |
1995 | \r | |
1996 | // must be deleted to store trees\r | |
1997 | if(fTreeSRedirector) delete fTreeSRedirector; fTreeSRedirector=0;\r | |
1998 | \r | |
1999 | // open temporary file and copy trees to the ouptut container\r | |
2000 | \r | |
2001 | TChain* chain = 0;\r | |
2002 | //\r | |
2003 | chain = new TChain("highPt");\r | |
2004 | if(chain) { \r | |
2005 | chain->Add("jotwinow_Temp_Trees.root");\r | |
2006 | fHighPtTree = chain->CopyTree("1");\r | |
2007 | delete chain; chain=0; \r | |
2008 | }\r | |
2009 | if(fHighPtTree) fHighPtTree->Print();\r | |
2010 | \r | |
2011 | //\r | |
2012 | chain = new TChain("V0s");\r | |
2013 | if(chain) { \r | |
2014 | chain->Add("jotwinow_Temp_Trees.root");\r | |
2015 | fV0Tree = chain->CopyTree("1");\r | |
2016 | delete chain; chain=0; \r | |
2017 | }\r | |
2018 | if(fV0Tree) fV0Tree->Print();\r | |
2019 | \r | |
2020 | //\r | |
2021 | chain = new TChain("dEdx");\r | |
2022 | if(chain) { \r | |
2023 | chain->Add("jotwinow_Temp_Trees.root");\r | |
2024 | fdEdxTree = chain->CopyTree("1");\r | |
2025 | delete chain; chain=0; \r | |
2026 | }\r | |
2027 | if(fdEdxTree) fdEdxTree->Print();\r | |
2028 | \r | |
2029 | //\r | |
2030 | chain = new TChain("Laser");\r | |
2031 | if(chain) { \r | |
2032 | chain->Add("jotwinow_Temp_Trees.root");\r | |
2033 | fLaserTree = chain->CopyTree("1");\r | |
2034 | delete chain; chain=0; \r | |
2035 | }\r | |
2036 | if(fLaserTree) fLaserTree->Print();\r | |
2037 | \r | |
2038 | //\r | |
2039 | chain = new TChain("MCEffTree");\r | |
2040 | if(chain) { \r | |
2041 | chain->Add("jotwinow_Temp_Trees.root");\r | |
2042 | fMCEffTree = chain->CopyTree("1");\r | |
2043 | delete chain; chain=0; \r | |
2044 | }\r | |
2045 | if(fMCEffTree) fMCEffTree->Print();\r | |
2046 | \r | |
2047 | //\r | |
2048 | chain = new TChain("CosmicPairs");\r | |
2049 | if(chain) { \r | |
2050 | chain->Add("jotwinow_Temp_Trees.root");\r | |
2051 | fCosmicPairsTree = chain->CopyTree("1");\r | |
2052 | delete chain; chain=0; \r | |
2053 | }\r | |
2054 | if(fCosmicPairsTree) fCosmicPairsTree->Print(); \r | |
2055 | \r | |
2056 | \r | |
2057 | OpenFile(1);\r | |
2058 | \r | |
2059 | // Post output data.\r | |
2060 | PostData(1, fHighPtTree);\r | |
2061 | PostData(2, fV0Tree);\r | |
2062 | PostData(3, fdEdxTree);\r | |
2063 | PostData(4, fLaserTree);\r | |
2064 | PostData(5, fMCEffTree);\r | |
2065 | PostData(6, fCosmicPairsTree);\r | |
2066 | }\r | |
2067 | \r | |
2068 | //_____________________________________________________________________________\r | |
2069 | void AliAnalysisTaskFilteredTree::Terminate(Option_t *) \r | |
2070 | {\r | |
2071 | // Called one at the end \r | |
2072 | /*\r | |
2073 | fOutputSummary = dynamic_cast<TTree*> (GetOutputData(1));\r | |
2074 | if(fOutputSummary) delete fOutputSummary; fOutputSummary=0;\r | |
2075 | TChain* chain = new TChain("highPt");\r | |
2076 | if(!chain) return;\r | |
2077 | chain->Add("jotwinow_HighPt_TrackAndV0_Trees.root");\r | |
2078 | TTree *tree = chain->CopyTree("1");\r | |
2079 | if (chain) { delete chain; chain=0; }\r | |
2080 | if(!tree) return;\r | |
2081 | tree->Print();\r | |
2082 | fOutputSummary = tree;\r | |
2083 | \r | |
2084 | if (!fOutputSummary) {\r | |
2085 | Printf("ERROR: AliAnalysisTaskFilteredTree::Terminate(): Output data not avaiable %p \n", GetOutputData(1));\r | |
2086 | return;\r | |
2087 | }\r | |
2088 | */\r | |
2089 | }\r | |
2090 | \r | |
2091 | //_____________________________________________________________________________\r | |
2092 | Int_t AliAnalysisTaskFilteredTree::GetMCTrueTrackMult(AliMCEvent *const mcEvent, AliFilteredTreeEventCuts *const evtCuts, AliFilteredTreeAcceptanceCuts *const accCuts)\r | |
2093 | {\r | |
2094 | //\r | |
2095 | // calculate mc event true track multiplicity\r | |
2096 | //\r | |
2097 | if(!mcEvent) return 0;\r | |
2098 | \r | |
2099 | AliStack* stack = 0;\r | |
2100 | Int_t mult = 0;\r | |
2101 | \r | |
2102 | // MC particle stack\r | |
2103 | stack = mcEvent->Stack();\r | |
2104 | if (!stack) return 0;\r | |
2105 | \r | |
2106 | //\r | |
2107 | //printf("minZv %f, maxZv %f \n", evtCuts->GetMinZv(), evtCuts->GetMaxZv());\r | |
2108 | //\r | |
2109 | \r | |
2110 | Bool_t isEventOK = evtCuts->AcceptMCEvent(mcEvent);\r | |
2111 | if(!isEventOK) return 0; \r | |
2112 | \r | |
2113 | Int_t nPart = stack->GetNtrack();\r | |
2114 | for (Int_t iMc = 0; iMc < nPart; ++iMc) \r | |
2115 | {\r | |
2116 | TParticle* particle = stack->Particle(iMc);\r | |
2117 | if (!particle)\r | |
2118 | continue;\r | |
2119 | \r | |
2120 | // only charged particles\r | |
2121 | if(!particle->GetPDG()) continue;\r | |
2122 | Double_t charge = particle->GetPDG()->Charge()/3.;\r | |
2123 | if (TMath::Abs(charge) < 0.001)\r | |
2124 | continue;\r | |
2125 | \r | |
2126 | // physical primary\r | |
2127 | Bool_t prim = stack->IsPhysicalPrimary(iMc);\r | |
2128 | if(!prim) continue;\r | |
2129 | \r | |
2130 | // checked accepted without pt cut\r | |
2131 | //if(accCuts->AcceptTrack(particle)) \r | |
2132 | if( particle->Eta() > accCuts->GetMinEta() && particle->Eta() < accCuts->GetMaxEta() ) \r | |
2133 | {\r | |
2134 | mult++;\r | |
2135 | }\r | |
2136 | }\r | |
2137 | \r | |
2138 | return mult; \r | |
2139 | }\r | |
2140 | \r | |
2141 | \r |