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f27a7e81 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | ///////////////////////////////////////////////////////////// | |
17 | // | |
18 | // AliAnalysisTask to extract from ESD tracks the AliTrackPointArrays | |
19 | // with ITS points for selected tracks. This are the input data for alignment | |
20 | // | |
367c6d1f | 21 | // Author: A.Dainese, andrea.dainese@pd.infn.it |
f27a7e81 | 22 | ///////////////////////////////////////////////////////////// |
23 | ||
24 | #include <TTree.h> | |
eef875ec | 25 | #include <TFile.h> |
26 | #include <TSystem.h> | |
f27a7e81 | 27 | #include <TChain.h> |
28 | #include <TNtuple.h> | |
29 | #include <TList.h> | |
30 | #include <TH1F.h> | |
31 | #include <TH2F.h> | |
cf53e6db | 32 | #include <TMap.h> |
f27a7e81 | 33 | #include <TVector3.h> |
34 | #include <TGeoManager.h> | |
28647bf6 | 35 | #include <TRandom.h> |
f27a7e81 | 36 | |
37 | #include "AliLog.h" | |
eef875ec | 38 | #include "AliCDBEntry.h" |
f27a7e81 | 39 | #include "AliGeomManager.h" |
a043746c | 40 | #include "AliITSReconstructor.h" |
eef875ec | 41 | #include "AliITSAlignMille2Module.h" |
f27a7e81 | 42 | #include "AliITSgeomTGeo.h" |
43 | #include "AliTrackPointArray.h" | |
44 | #include "AliESDInputHandler.h" | |
45 | #include "AliESDVertex.h" | |
46 | #include "AliESDtrack.h" | |
47 | #include "AliESDEvent.h" | |
48 | #include "AliESDfriend.h" | |
b900a060 | 49 | #include "AliAnalysisTaskSE.h" |
f27a7e81 | 50 | #include "AliAnalysisManager.h" |
51 | #include "AliAlignmentDataFilterITS.h" | |
52 | ||
53 | ||
54 | ClassImp(AliAlignmentDataFilterITS) | |
55 | ||
56 | ||
b900a060 | 57 | //________________________________________________________________________ |
58 | AliAlignmentDataFilterITS::AliAlignmentDataFilterITS(): | |
59 | AliAnalysisTaskSE(), | |
60 | fOnlySPDFO(kFALSE), | |
28647bf6 | 61 | fDownsamplelowpt(kFALSE), |
b900a060 | 62 | fGeometryFileName("geometry.root"), |
63 | fITSRecoParam(0), | |
64 | fESD(0), | |
65 | fListOfHistos(0), | |
66 | fspTree(0), | |
67 | fHistNevents(0), | |
68 | fHistNpoints(0), | |
69 | fHistPt(0), | |
70 | fHistLayer0(0), | |
71 | fHistLayer1(0), | |
72 | fHistLayer2(0), | |
73 | fHistLayer3(0), | |
74 | fHistLayer4(0), | |
75 | fHistLayer5(0), | |
76 | fntExtra(0), | |
77 | fntCosmicMatching(0) | |
78 | { | |
79 | // Constructor | |
80 | } | |
81 | ||
f27a7e81 | 82 | //________________________________________________________________________ |
83 | AliAlignmentDataFilterITS::AliAlignmentDataFilterITS(const char *name): | |
b900a060 | 84 | AliAnalysisTaskSE(name), |
367c6d1f | 85 | fOnlySPDFO(kFALSE), |
28647bf6 | 86 | fDownsamplelowpt(kFALSE), |
367c6d1f | 87 | fGeometryFileName("geometry.root"), |
88 | fITSRecoParam(0), | |
f27a7e81 | 89 | fESD(0), |
f27a7e81 | 90 | fListOfHistos(0), |
91 | fspTree(0), | |
480207c6 | 92 | fHistNevents(0), |
f27a7e81 | 93 | fHistNpoints(0), |
94 | fHistPt(0), | |
95 | fHistLayer0(0), | |
96 | fHistLayer1(0), | |
97 | fHistLayer2(0), | |
98 | fHistLayer3(0), | |
99 | fHistLayer4(0), | |
100 | fHistLayer5(0), | |
101 | fntExtra(0), | |
102 | fntCosmicMatching(0) | |
103 | { | |
104 | // Constructor | |
105 | ||
b900a060 | 106 | // Define output slots here |
107 | ||
108 | // Output slot #1 writes into a TTree | |
109 | DefineOutput(1,TTree::Class()); //My private output | |
110 | // Output slot #2 writes into a TList | |
111 | DefineOutput(2,TList::Class()); //My private output | |
f27a7e81 | 112 | } |
113 | ||
114 | //________________________________________________________________________ | |
115 | AliAlignmentDataFilterITS::~AliAlignmentDataFilterITS() | |
116 | { | |
117 | // Destructor | |
118 | if (fListOfHistos) { | |
119 | delete fListOfHistos; | |
120 | fListOfHistos = 0; | |
121 | } | |
122 | if (fspTree) { | |
123 | delete fspTree; | |
124 | fspTree = 0; | |
125 | } | |
480207c6 | 126 | if (fHistNevents) { |
127 | delete fHistNevents; | |
128 | fHistNevents = 0; | |
129 | } | |
a043746c | 130 | if (fHistNpoints) { |
131 | delete fHistNpoints; | |
132 | fHistNpoints = 0; | |
133 | } | |
f27a7e81 | 134 | if (fHistPt) { |
135 | delete fHistPt; | |
136 | fHistPt = 0; | |
137 | } | |
138 | if (fHistLayer0) { | |
139 | delete fHistLayer0; | |
140 | fHistLayer0 = 0; | |
141 | } | |
142 | if (fHistLayer1) { | |
143 | delete fHistLayer1; | |
144 | fHistLayer1 = 0; | |
145 | } | |
146 | if (fHistLayer2) { | |
147 | delete fHistLayer2; | |
148 | fHistLayer2 = 0; | |
149 | } | |
150 | if (fHistLayer3) { | |
151 | delete fHistLayer3; | |
152 | fHistLayer3 = 0; | |
153 | } | |
154 | if (fHistLayer4) { | |
155 | delete fHistLayer4; | |
156 | fHistLayer4 = 0; | |
157 | } | |
158 | if (fHistLayer5) { | |
159 | delete fHistLayer5; | |
160 | fHistLayer5 = 0; | |
161 | } | |
162 | if (fntExtra) { | |
163 | delete fntExtra; | |
164 | fntExtra = 0; | |
165 | } | |
166 | if (fntCosmicMatching) { | |
167 | delete fntCosmicMatching; | |
168 | fntCosmicMatching = 0; | |
169 | } | |
170 | } | |
a043746c | 171 | |
f27a7e81 | 172 | |
173 | //________________________________________________________________________ | |
b900a060 | 174 | void AliAlignmentDataFilterITS::UserCreateOutputObjects() |
f27a7e81 | 175 | { |
176 | // Create the output container | |
177 | // | |
c1605e49 | 178 | |
179 | // load the geometry | |
180 | if(!gGeoManager) { | |
181 | printf("AliAlignmentDataFilterITS::CreateOutputObjects(): loading geometry from %s\n",fGeometryFileName.Data()); | |
182 | AliGeomManager::LoadGeometry(fGeometryFileName.Data()); | |
183 | if(!gGeoManager) { | |
184 | printf("AliAlignmentDataFilterITS::CreateOutputObjects(): no geometry loaded \n"); | |
185 | return; | |
186 | } | |
187 | } | |
f27a7e81 | 188 | |
189 | // Several histograms are more conveniently managed in a TList | |
190 | fListOfHistos = new TList(); | |
191 | fListOfHistos->SetOwner(); | |
a043746c | 192 | |
480207c6 | 193 | fHistNevents = new TH1F("fHistNevents", "Number of processed events; N events; bin",5,-0.5,4.5); |
194 | fHistNevents->Sumw2(); | |
195 | fHistNevents->SetMinimum(0); | |
196 | fListOfHistos->Add(fHistNevents); | |
f27a7e81 | 197 | |
198 | fHistNpoints = new TH1F("fHistNpoints", "Number of AliTrackPoints per track; N points; tracks",25,-0.5,24.5); | |
199 | fHistNpoints->Sumw2(); | |
200 | fHistNpoints->SetMinimum(0); | |
201 | fListOfHistos->Add(fHistNpoints); | |
202 | ||
203 | fHistPt = new TH1F("fHistPt", "p_{t} of tracks; p_{t} [GeV/c]; tracks",100,0,50); | |
204 | fHistPt->Sumw2(); | |
205 | fHistPt->SetMinimum(0); | |
206 | fListOfHistos->Add(fHistPt); | |
207 | ||
208 | ||
209 | Float_t zmax=14.; | |
210 | Int_t nbinsphi=20,nbinsz=4; | |
211 | fHistLayer0 = new TH2F("fHistLayer0","Points in layer inner SPD; global #phi; global z [cm]",nbinsphi,-3.14,3.14,nbinsz,-zmax,zmax); | |
212 | fListOfHistos->Add(fHistLayer0); | |
213 | zmax=14.; | |
214 | nbinsphi=40;nbinsz=4; | |
215 | fHistLayer1 = new TH2F("fHistLayer1","Points in layer outer SPD; global #phi; global z [cm]",nbinsphi,-3.14,3.14,nbinsz,-zmax,zmax); | |
216 | fListOfHistos->Add(fHistLayer1); | |
217 | zmax=22.; | |
218 | nbinsphi=14;nbinsz=6; | |
219 | fHistLayer2 = new TH2F("fHistLayer2","Points in layer inner SDD; global #phi; global z [cm]",nbinsphi,-3.14,3.14,nbinsz,-zmax,zmax); | |
220 | fListOfHistos->Add(fHistLayer2); | |
221 | zmax=29.5; | |
222 | nbinsphi=22;nbinsz=8; | |
223 | fHistLayer3 = new TH2F("fHistLayer3","Points in layer outer SDD; global #phi; global z [cm]",nbinsphi,-3.14,3.14,nbinsz,-zmax,zmax); | |
224 | fListOfHistos->Add(fHistLayer3); | |
225 | zmax=45.; | |
226 | nbinsphi=34;nbinsz=23; | |
227 | fHistLayer4 = new TH2F("fHistLayer4","Points in layer inner SSD; global #phi; global z [cm]",nbinsphi,-3.14,3.14,nbinsz,-zmax,zmax); | |
228 | fListOfHistos->Add(fHistLayer4); | |
229 | zmax=51.; | |
230 | nbinsphi=38;nbinsz=26; | |
231 | fHistLayer5 = new TH2F("fHistLayer5","Points in layer outer SSD; global #phi; global z [cm]",nbinsphi,-3.14,3.14,nbinsz,-zmax,zmax); | |
232 | fListOfHistos->Add(fHistLayer5); | |
233 | ||
234 | ||
cdf8a7eb | 235 | fntExtra = new TNtuple("fntExtra","extra clusters in ITS","ncls:layer:ladder:volid:phi:x:y:z:xloc:zloc:dxy:dz:d0mu:z0mu:pt"); |
f27a7e81 | 236 | fListOfHistos->Add(fntExtra); |
237 | ||
238 | fntCosmicMatching = new TNtuple("fntCosmicMatching","cosmic tracks matching in ITS","ncls1:ncls2:pt1:pt2:sigmad01:sigmad02:sigmaz01:sigmaz02:dxy:dz:phimu:thetamu:d0mu:z0mu"); | |
239 | fListOfHistos->Add(fntCosmicMatching); | |
240 | ||
3acc122a | 241 | fspTree = new TTree("spTree","Tree with ITS track points"); |
eef875ec | 242 | AliTrackPointArray *array = 0; |
44f17b29 | 243 | AliESDVertex *vertex = 0; |
eef875ec | 244 | Float_t curv=0,curverr=0,runNumber=0; |
245 | TObjString *itsaligndata = 0; | |
246 | TObjString *itscalibrespsdd = 0; | |
f27a7e81 | 247 | fspTree->Branch("SP","AliTrackPointArray",&array); |
44f17b29 | 248 | fspTree->Branch("vertex","AliESDVertex",&vertex); |
f27a7e81 | 249 | fspTree->Branch("curv",&curv); |
250 | fspTree->Branch("curverr",&curverr); | |
ab6c74ff | 251 | fspTree->Branch("run",&runNumber); |
252 | fspTree->Branch("ITSAlignData",&itsaligndata); | |
3b9267a6 | 253 | fspTree->Branch("ITSCalibRespSDD",&itscalibrespsdd); |
f27a7e81 | 254 | |
255 | return; | |
256 | } | |
257 | ||
258 | //________________________________________________________________________ | |
b900a060 | 259 | void AliAlignmentDataFilterITS::UserExec(Option_t */*option*/) |
f27a7e81 | 260 | { |
261 | // Execute analysis for current event: | |
262 | // write ITS AliTrackPoints for selected tracks to fspTree | |
a043746c | 263 | |
c1605e49 | 264 | // check the geometry |
265 | if(!gGeoManager) { | |
266 | printf("AliAlignmentDataFilterITS::Exec(): no geometry loaded \n"); | |
267 | return; | |
367c6d1f | 268 | } |
269 | ||
270 | // check if we have AliITSRecoParam | |
a043746c | 271 | if(!GetRecoParam()) { |
367c6d1f | 272 | if(!fITSRecoParam) { |
273 | printf("AliAlignmentDataFilterITS::Exec(): no AliITSRecoParam\n"); | |
274 | return; | |
275 | } | |
f27a7e81 | 276 | } |
277 | ||
b900a060 | 278 | fESD = dynamic_cast<AliESDEvent*>(InputEvent()); |
f27a7e81 | 279 | if(!fESD) { |
280 | printf("AliAlignmentDataFilterITS::Exec(): no ESD \n"); | |
281 | return; | |
282 | } | |
f27a7e81 | 283 | |
28647bf6 | 284 | //AliESDfriend *esdfriend = (AliESDfriend*)(fESD->FindListObject("AliESDfriend")); |
285 | ||
286 | //if(!esdfriend) printf("AliAlignmentDataFilterITS::Exec(): no ESDfriend \n"); | |
287 | //fESD->SetESDfriend(esdfriend); | |
288 | ||
480207c6 | 289 | // Post the data for slot 0 |
290 | fHistNevents->Fill(0); | |
291 | ||
cf53e6db | 292 | |
293 | // write field value to spTree UserInfo | |
294 | if(!((fspTree->GetUserInfo())->FindObject("BzkGauss"))) { | |
295 | Double_t bz=fESD->GetMagneticField(); | |
296 | TString bzString; bzString+=bz; | |
297 | TObjString *bzObjString = new TObjString(bzString); | |
298 | TList *bzList = new TList(); | |
299 | bzList->SetOwner(1); | |
300 | bzList->SetName("BzkGauss"); | |
301 | bzList->Add(bzObjString); | |
302 | fspTree->GetUserInfo()->Add(bzList); | |
303 | } | |
304 | ||
b900a060 | 305 | // write OCDB info to spTree UserInfo |
306 | if(!((fspTree->GetUserInfo())->FindObject("cdbList"))) { | |
307 | TTree* tree = dynamic_cast<TTree*> (GetInputData(0)); | |
308 | if(!tree) { | |
309 | printf("ERROR: Could not read chain from input slot 0\n"); | |
310 | } else { | |
311 | // Get the OCDB path and the list of OCDB objects used for reco | |
312 | TMap *cdbMap = (TMap*)(tree->GetTree()->GetUserInfo())->FindObject("cdbMap"); | |
313 | TList *cdbList = (TList*)(tree->GetTree()->GetUserInfo())->FindObject("cdbList"); | |
314 | ||
315 | //cdbList->Print(); | |
316 | // write the list to the user info of the output tree | |
317 | if(!fspTree) { | |
318 | printf("ERROR: fspTree does not exist\n"); | |
319 | } else { | |
320 | TMap *cdbMapCopy = new TMap(cdbMap->GetEntries()); | |
321 | cdbMapCopy->SetOwner(1); | |
322 | cdbMapCopy->SetName("cdbMap"); | |
323 | TIter iter1(cdbMap->GetTable()); | |
324 | ||
325 | TPair* pair = 0; | |
326 | while((pair = dynamic_cast<TPair*> (iter1.Next()))){ | |
327 | TObjString* keyStr = dynamic_cast<TObjString*> (pair->Key()); | |
328 | TObjString* valStr = dynamic_cast<TObjString*> (pair->Value()); | |
329 | cdbMapCopy->Add(new TObjString(keyStr->GetName()), new TObjString(valStr->GetName())); | |
330 | } | |
331 | ||
332 | TList *cdbListCopy = new TList(); | |
333 | cdbListCopy->SetOwner(1); | |
334 | cdbListCopy->SetName("cdbList"); | |
335 | ||
336 | TIter iter2(cdbList); | |
337 | ||
338 | TObjString* cdbEntry=0; | |
339 | while((cdbEntry =(TObjString*)(iter2.Next()))) { | |
340 | cdbListCopy->Add(new TObjString(*cdbEntry)); | |
341 | } | |
342 | cdbListCopy->Print(); | |
343 | ||
344 | ||
345 | fspTree->GetUserInfo()->Add(cdbMapCopy); | |
346 | fspTree->GetUserInfo()->Add(cdbListCopy); | |
347 | } | |
348 | } | |
349 | } | |
350 | ||
351 | ||
cf53e6db | 352 | |
f27a7e81 | 353 | // Process event as Cosmic or Collision |
44f17b29 | 354 | if(fESD->GetEventSpecie()<=1) { |
355 | printf("AliAlignmentDataFilterITS::Exec(): event specie not set !\n"); | |
356 | if(GetRecoParam()->GetAlignFilterCosmics()) { | |
357 | FilterCosmic(fESD); | |
358 | } else { | |
359 | FilterCollision(fESD); | |
360 | } | |
361 | } else if(fESD->GetEventSpecie()==8) { | |
f27a7e81 | 362 | FilterCosmic(fESD); |
363 | } else { | |
364 | FilterCollision(fESD); | |
365 | } | |
366 | ||
b900a060 | 367 | PostData(2,fListOfHistos); |
480207c6 | 368 | |
f27a7e81 | 369 | return; |
370 | } | |
371 | ||
372 | //________________________________________________________________________ | |
373 | void AliAlignmentDataFilterITS::FilterCosmic(const AliESDEvent *esd) | |
374 | { | |
375 | // Extract ITS AliTrackPoints for Cosmics (check angular matching | |
376 | // of top and bottom track, merge the two tracks, if requested) | |
377 | // | |
378 | ||
379 | // Set branch addresses for space points tree | |
380 | AliTrackPointArray *arrayForTree=0; | |
44f17b29 | 381 | AliESDVertex *vertexForTree=0; |
ab6c74ff | 382 | Float_t curv,curverr,runNumber; |
383 | TObjString *itsaligndata=0; | |
3b9267a6 | 384 | TObjString *itscalibrespsdd = 0; |
f27a7e81 | 385 | fspTree->SetBranchAddress("SP",&arrayForTree); |
44f17b29 | 386 | fspTree->SetBranchAddress("vertex",&vertexForTree); |
f27a7e81 | 387 | fspTree->SetBranchAddress("curv",&curv); |
388 | fspTree->SetBranchAddress("curverr",&curverr); | |
ab6c74ff | 389 | fspTree->SetBranchAddress("run",&runNumber); |
390 | fspTree->SetBranchAddress("ITSAlignData",&itsaligndata); | |
3b9267a6 | 391 | fspTree->SetBranchAddress("ITSCalibRespSDD",&itscalibrespsdd); |
ab6c74ff | 392 | |
393 | ||
394 | runNumber = (Float_t)esd->GetRunNumber(); | |
b900a060 | 395 | Int_t uid=10000+esd->GetEventNumberInFile(); |
ab6c74ff | 396 | |
397 | TTree* esdTree = dynamic_cast<TTree*> (GetInputData(0)); | |
398 | // Get the list of OCDB objects used for reco | |
399 | TList *cdbList = (TList*)(esdTree->GetTree()->GetUserInfo())->FindObject("cdbList"); | |
400 | TIter iter2(cdbList); | |
401 | TObjString* cdbEntry=0; | |
402 | TString cdbEntryString; | |
403 | while((cdbEntry =(TObjString*)(iter2.Next()))) { | |
404 | cdbEntryString = cdbEntry->GetString(); | |
405 | if(cdbEntryString.Contains("ITS/Align/Data")) | |
406 | itsaligndata = new TObjString(*cdbEntry); | |
3b9267a6 | 407 | if(cdbEntryString.Contains("ITS/Calib/RespSDD")) |
408 | itscalibrespsdd = new TObjString(*cdbEntry); | |
ab6c74ff | 409 | } |
410 | ||
f27a7e81 | 411 | |
b900a060 | 412 | TString triggeredClass = esd->GetFiredTriggerClasses(); |
367c6d1f | 413 | if(fOnlySPDFO && !triggeredClass.Contains("C0SCO-ABCE-NOPF-CENT")) return; |
414 | ||
f27a7e81 | 415 | |
416 | Int_t ntracks = esd->GetNumberOfTracks(); | |
417 | if(ntracks<2) return; | |
418 | ||
419 | if(esd->GetPrimaryVertexSPD()->GetNContributors()<0) return; | |
420 | ||
421 | Double_t vtxpos[3]; esd->GetPrimaryVertexSPD()->GetXYZ(vtxpos); | |
422 | ||
423 | Int_t *goodtracksArray = new Int_t[ntracks]; | |
424 | Float_t *phiArray = new Float_t[ntracks]; | |
425 | Float_t *thetaArray = new Float_t[ntracks]; | |
426 | Int_t *nclsArray = new Int_t[ntracks]; | |
427 | Int_t ngt=0; | |
428 | Int_t itrack=0; | |
429 | for (itrack=0; itrack < ntracks; itrack++) { | |
430 | AliESDtrack *track = esd->GetTrack(itrack); | |
431 | if (!track) continue; | |
432 | ||
433 | ||
367c6d1f | 434 | if(track->GetNcls(0)<GetRecoParam()->GetAlignFilterMinITSPoints()) continue; |
f27a7e81 | 435 | |
a043746c | 436 | if((GetRecoParam()->GetAlignFilterOnlyITSSATracks()) && track->GetNcls(1)>0) continue; |
437 | if((GetRecoParam()->GetAlignFilterOnlyITSTPCTracks()) && track->GetNcls(1)==0) continue; | |
f27a7e81 | 438 | |
439 | Float_t phi = track->GetAlpha()+TMath::ASin(track->GetSnp()); | |
440 | Float_t theta = 0.5*TMath::Pi()-TMath::ATan(track->GetTgl()); | |
441 | ||
367c6d1f | 442 | if(track->Pt()<GetRecoParam()->GetAlignFilterMinPt() || |
443 | track->Pt()>GetRecoParam()->GetAlignFilterMaxPt()) continue; | |
f27a7e81 | 444 | |
445 | goodtracksArray[ngt] = itrack; | |
446 | phiArray[ngt] = phi; | |
447 | thetaArray[ngt] = theta; | |
448 | nclsArray[ngt] = track->GetNcls(0); | |
449 | ngt++; | |
450 | } | |
451 | ||
452 | if(ngt<2) { | |
453 | delete [] goodtracksArray; goodtracksArray=0; | |
454 | delete [] phiArray; phiArray=0; | |
455 | delete [] thetaArray; thetaArray=0; | |
456 | delete [] nclsArray; nclsArray=0; | |
457 | return; | |
458 | } | |
459 | ||
460 | // check matching of the two tracks from the muon | |
461 | Float_t min = 10000000.; | |
462 | Int_t maxCls = 0; | |
463 | Int_t good1 = -1, good2 = -1; | |
464 | for(Int_t itr1=0; itr1<ngt-1; itr1++) { | |
465 | for(Int_t itr2=itr1+1; itr2<ngt; itr2++) { | |
466 | Float_t deltatheta = TMath::Abs(TMath::Pi()-thetaArray[itr1]-thetaArray[itr2]); | |
367c6d1f | 467 | if(deltatheta>GetRecoParam()->GetAlignFilterMaxMatchingAngle()) continue; |
f27a7e81 | 468 | Float_t deltaphi = TMath::Abs(TMath::Abs(phiArray[itr1]-phiArray[itr2])-TMath::Pi()); |
367c6d1f | 469 | if(deltaphi>GetRecoParam()->GetAlignFilterMaxMatchingAngle()) continue; |
f27a7e81 | 470 | if(nclsArray[itr1]+nclsArray[itr2] > maxCls) { |
471 | maxCls = nclsArray[itr1]+nclsArray[itr2]; | |
472 | min = deltatheta+deltaphi; | |
473 | good1 = goodtracksArray[itr1]; | |
474 | good2 = goodtracksArray[itr2]; | |
475 | } else if(nclsArray[itr1]+nclsArray[itr2] == maxCls) { | |
476 | if(deltatheta+deltaphi < min) { | |
477 | min = deltatheta+deltaphi; | |
478 | good1 = goodtracksArray[itr1]; | |
479 | good2 = goodtracksArray[itr2]; | |
480 | } | |
481 | } | |
482 | } | |
483 | } | |
484 | ||
485 | delete [] goodtracksArray; goodtracksArray=0; | |
486 | delete [] phiArray; phiArray=0; | |
487 | delete [] thetaArray; thetaArray=0; | |
488 | delete [] nclsArray; nclsArray=0; | |
489 | ||
490 | if(good1<0) return; | |
491 | AliDebug(2,"ok track matching"); | |
492 | ||
493 | // track1 will be the inward track (top) | |
494 | // track2 the outward (bottom) | |
495 | AliESDtrack *track1=0; | |
496 | AliESDtrack *track2=0; | |
497 | AliESDtrack *track = esd->GetTrack(good1); | |
498 | if(track->Py()>0) { | |
499 | track1 = esd->GetTrack(good1); | |
500 | track2 = esd->GetTrack(good2); | |
501 | } else { | |
502 | track1 = esd->GetTrack(good2); | |
503 | track2 = esd->GetTrack(good1); | |
504 | } | |
505 | ||
506 | AliTrackPoint point; | |
507 | const AliTrackPointArray *array=0; | |
508 | Int_t ipt,volId,modId,layerId,lay,lad,det; | |
509 | Int_t jpt=0; | |
510 | Bool_t layerOK[6][2]; | |
511 | Int_t nclsTrk[2]={0,0}; | |
512 | ||
513 | for(Int_t l1=0;l1<6;l1++) for(Int_t l2=0;l2<2;l2++) layerOK[l1][l2]=kFALSE; | |
514 | ||
515 | for(itrack=0; itrack<2; itrack++) { | |
516 | if(itrack==0) { | |
517 | track = track1; | |
518 | } else { | |
519 | track = track2; | |
520 | } | |
521 | array = track->GetTrackPointArray(); | |
522 | if(!array) { | |
523 | AliWarning("No tracks points avaialble"); | |
524 | continue; | |
525 | } | |
526 | for(ipt=0; ipt<array->GetNPoints(); ipt++) { | |
527 | array->GetPoint(point,ipt); | |
528 | volId = point.GetVolumeID(); | |
9f2b55aa | 529 | if(volId<=0) continue; |
f27a7e81 | 530 | layerId = AliGeomManager::VolUIDToLayer(volId,modId); |
9f2b55aa | 531 | AliDebug(2,Form("%d %d %d %f\n",ipt,layerId-1,volId,TMath::Sqrt(point.GetX()*point.GetX()+point.GetY()*point.GetY()))); |
f27a7e81 | 532 | if(point.IsExtra() && |
a043746c | 533 | (GetRecoParam()->GetAlignFilterSkipExtra())) continue; |
9f2b55aa | 534 | if(layerId<1 || layerId>6) continue; |
367c6d1f | 535 | if(!GetRecoParam()->GetAlignFilterUseLayer(layerId-1)) continue; |
f27a7e81 | 536 | // check minAngleWrtITSModulePlanes |
537 | Double_t p[3]; track->GetDirection(p); | |
538 | TVector3 pvec(p[0],p[1],p[2]); | |
539 | Double_t rot[9]; AliGeomManager::GetOrigRotation(volId,rot); | |
540 | TVector3 normvec(rot[1],rot[4],rot[7]); | |
541 | Double_t angle = pvec.Angle(normvec); | |
542 | if(angle>0.5*TMath::Pi()) angle = TMath::Pi()-angle; | |
543 | angle = 0.5*TMath::Pi()-angle; | |
367c6d1f | 544 | if(angle<GetRecoParam()->GetAlignFilterMinAngleWrtModulePlanes()) continue; |
f27a7e81 | 545 | layerOK[layerId-1][itrack]=kTRUE; |
546 | jpt++; | |
547 | nclsTrk[itrack]++; | |
548 | } | |
549 | } | |
550 | AliDebug(2,Form("nClsTrk1 %d nClsTrk2 %d\n",nclsTrk[0],nclsTrk[1])); | |
551 | ||
552 | // read ITS cluster maps | |
553 | Int_t map1[6],map2[6]; | |
554 | for(Int_t ilay=0;ilay<6;ilay++) { | |
555 | map1[ilay]=0; map2[ilay]=0; | |
556 | if(track1->HasPointOnITSLayer(ilay)) map1[ilay]=1; | |
557 | if(track2->HasPointOnITSLayer(ilay)) map2[ilay]=1; | |
558 | } | |
559 | AliDebug(2,Form("ITS map 1: %d %d %d %d %d %d pt %f\n",map1[0],map1[1],map1[2],map1[3],map1[4],map1[5],track1->Pt())); | |
560 | AliDebug(2,Form("ITS map 2: %d %d %d %d %d %d pt %f\n",map2[0],map2[1],map2[2],map2[3],map2[4],map2[5],track2->Pt())); | |
561 | Int_t idx1[12],idx2[12]; | |
562 | track1->GetITSclusters(idx1); | |
563 | track2->GetITSclusters(idx2); | |
564 | AliDebug(2,Form("cls idx 1 %d %d %d %d %d %d %d %d %d %d %d %d\n",idx1[0],idx1[1],idx1[2],idx1[3],idx1[4],idx1[5],idx1[6],idx1[7],idx1[8],idx1[9],idx1[10],idx1[11])); | |
565 | AliDebug(2,Form("cls idx 2 %d %d %d %d %d %d %d %d %d %d %d %d\n",idx2[0],idx2[1],idx2[2],idx2[3],idx2[4],idx2[5],idx2[6],idx2[7],idx2[8],idx2[9],idx2[10],idx2[11])); | |
566 | ||
567 | ||
367c6d1f | 568 | if(jpt<GetRecoParam()->GetAlignFilterMinITSPointsMerged()) return; |
f27a7e81 | 569 | AliDebug(2,Form(" Total points %d, accepted\n",jpt)); |
570 | fHistNpoints->Fill(jpt); | |
571 | fHistPt->Fill(0.5*(track1->Pt()+track2->Pt())); | |
572 | ||
573 | Float_t d0z0mu[2]; | |
574 | track1->GetDZ(0,0,0,esd->GetMagneticField(),d0z0mu); | |
575 | //printf("d0mu %f z0mu %f\n",d0z0mu[0],d0z0mu[1]); | |
576 | ||
44f17b29 | 577 | vertexForTree = new AliESDVertex(*(esd->GetPrimaryVertexSPD())); |
578 | ||
f27a7e81 | 579 | Float_t dzOverlap[2]; |
580 | Float_t curvArray[2],curverrArray[2]; | |
581 | Double_t globExtra[3],locExtra[3]; | |
cdf8a7eb | 582 | if(GetRecoParam()->GetAlignFilterCosmicMergeTracks()) { |
f27a7e81 | 583 | arrayForTree = new AliTrackPointArray(jpt); |
cdf8a7eb | 584 | arrayForTree->SetUniqueID(uid); |
585 | } | |
f27a7e81 | 586 | jpt=0; |
587 | for(itrack=0; itrack<2; itrack++) { | |
588 | if(itrack==0) { | |
589 | track = track1; | |
590 | } else { | |
591 | track = track2; | |
592 | } | |
593 | curvArray[itrack] = track->GetC(esd->GetMagneticField()); | |
594 | curverrArray[itrack] = TMath::Sqrt(track->GetSigma1Pt2())*track->GetC(esd->GetMagneticField())/track->OneOverPt(); | |
595 | ||
a043746c | 596 | if(!(GetRecoParam()->GetAlignFilterCosmicMergeTracks())) { |
f27a7e81 | 597 | jpt=0; |
598 | arrayForTree = new AliTrackPointArray(nclsTrk[itrack]); | |
cdf8a7eb | 599 | arrayForTree->SetUniqueID(uid); |
f27a7e81 | 600 | } |
601 | array = track->GetTrackPointArray(); | |
602 | for(ipt=0; ipt<array->GetNPoints(); ipt++) { | |
603 | array->GetPoint(point,ipt); | |
604 | volId = point.GetVolumeID(); | |
9f2b55aa | 605 | if(volId<=0) continue; |
f27a7e81 | 606 | layerId = AliGeomManager::VolUIDToLayer(volId,modId); |
9f2b55aa | 607 | if(layerId<1 || layerId>6 || !layerOK[layerId-1][itrack]) continue; |
f27a7e81 | 608 | arrayForTree->AddPoint(jpt,&point); |
609 | jpt++; | |
610 | switch(layerId) { | |
611 | case 1: | |
612 | fHistLayer0->Fill(TMath::ATan2(point.GetY(),point.GetX()),point.GetZ()); | |
613 | break; | |
614 | case 2: | |
615 | fHistLayer1->Fill(TMath::ATan2(point.GetY(),point.GetX()),point.GetZ()); | |
616 | break; | |
617 | case 3: | |
618 | fHistLayer2->Fill(TMath::ATan2(point.GetY(),point.GetX()),point.GetZ()); | |
619 | break; | |
620 | case 4: | |
621 | fHistLayer3->Fill(TMath::ATan2(point.GetY(),point.GetX()),point.GetZ()); | |
622 | break; | |
623 | case 5: | |
624 | fHistLayer4->Fill(TMath::ATan2(point.GetY(),point.GetX()),point.GetZ()); | |
625 | break; | |
626 | case 6: | |
627 | fHistLayer5->Fill(TMath::ATan2(point.GetY(),point.GetX()),point.GetZ()); | |
628 | break; | |
629 | } | |
b900a060 | 630 | // Post the data for slot 2 |
631 | if(jpt==1) PostData(2,fListOfHistos); // only if this is the first points | |
f27a7e81 | 632 | if(!point.IsExtra() || |
a043746c | 633 | !(GetRecoParam()->GetAlignFilterFillQANtuples())) continue; |
f27a7e81 | 634 | nclsTrk[itrack]--; |
635 | for(Int_t ll=1;ll<layerId;ll++) modId+=AliITSgeomTGeo::GetNLadders(ll)*AliITSgeomTGeo::GetNDetectors(ll); | |
636 | AliITSgeomTGeo::GetModuleId(modId,lay,lad,det); | |
637 | globExtra[0]=point.GetX(); | |
638 | globExtra[1]=point.GetY(); | |
639 | globExtra[2]=point.GetZ(); | |
640 | AliITSgeomTGeo::GlobalToLocal(lay,lad,det,globExtra,locExtra); | |
641 | //printf("%d %d %d %d %d %f %f %f\n",volId,modId,lay,lad,det,locExtra[0],locExtra[1],locExtra[2]); | |
642 | track->GetDZ(point.GetX(),point.GetY(),point.GetZ(),esd->GetMagneticField(),dzOverlap); | |
643 | AliTrackPoint pointT; | |
644 | Float_t radius,radiusT,phiv,phivT,thetav,thetavT; | |
645 | for(Int_t lll=0;lll<ipt;lll++) { | |
646 | array->GetPoint(pointT,lll); | |
9f2b55aa | 647 | if(pointT.GetVolumeID()<=0) continue; |
f27a7e81 | 648 | Int_t layerIdT = AliGeomManager::VolUIDToLayer(pointT.GetVolumeID(),modId); |
649 | if(layerIdT!=layerId) continue; | |
650 | radius=TMath::Sqrt((point.GetX()-vtxpos[0])*(point.GetX()-vtxpos[0])+(point.GetY()-vtxpos[1])*(point.GetY()-vtxpos[1])); | |
651 | radiusT=TMath::Sqrt((pointT.GetX()-vtxpos[0])*(pointT.GetX()-vtxpos[0])+(pointT.GetY()-vtxpos[1])*(pointT.GetY()-vtxpos[1])); | |
652 | phiv=TMath::ATan2(point.GetY()-vtxpos[1],point.GetX()-vtxpos[0]); | |
653 | phivT=TMath::ATan2(pointT.GetY()-vtxpos[1],pointT.GetX()-vtxpos[0]); | |
654 | if(TMath::Abs(point.GetZ()-vtxpos[2])<0.00001 || TMath::Abs(pointT.GetZ()-vtxpos[2])<0.00001) continue; | |
655 | thetav=TMath::ATan(radius/(point.GetZ()-vtxpos[2])); | |
656 | thetavT=TMath::ATan(radiusT/(pointT.GetZ()-vtxpos[2])); | |
657 | dzOverlap[0]=(Float_t)((phivT-phiv)*0.5*(radiusT+radius)); | |
658 | if(TMath::Abs(TMath::Tan(0.5*(thetav+thetavT)))<0.00001) continue; | |
659 | dzOverlap[1]=(Float_t)((pointT.GetZ()-point.GetZ())-(radiusT-radius)/TMath::Tan(0.5*(thetav+thetavT))); | |
cdf8a7eb | 660 | fntExtra->Fill((Float_t)nclsTrk[itrack],(Float_t)(layerId-1),lad,volId,TMath::ATan2(point.GetY(),point.GetX()),point.GetX(),point.GetY(),point.GetZ(),locExtra[0],locExtra[2],dzOverlap[0],dzOverlap[1],d0z0mu[0],d0z0mu[1],track->Pt()); |
f27a7e81 | 661 | } |
662 | } | |
663 | ||
a043746c | 664 | if(!(GetRecoParam()->GetAlignFilterCosmicMergeTracks())) { |
f27a7e81 | 665 | curv = curvArray[itrack]; |
666 | curverr = curverrArray[itrack]; | |
667 | fspTree->Fill(); | |
668 | } | |
669 | } | |
670 | ||
367c6d1f | 671 | if(GetRecoParam()->GetAlignFilterCosmicMergeTracks()) { |
3e33351b | 672 | curv = 0.5*(curvArray[0]-curvArray[1]); // the "-" is because the two tracks have opposite curvature! |
f27a7e81 | 673 | curverr = 0.5*TMath::Sqrt(curverrArray[0]*curverrArray[0]+curverrArray[1]*curverrArray[1]); |
674 | fspTree->Fill(); | |
675 | } | |
b900a060 | 676 | PostData(1,fspTree); |
f27a7e81 | 677 | |
a043746c | 678 | if(!(GetRecoParam()->GetAlignFilterFillQANtuples())) return; |
f27a7e81 | 679 | // fill ntuple with track-to-track matching |
680 | Float_t phimu,thetamu,phiout,thetaout,dphi,dtheta,rotymu,rotyout,droty; | |
681 | Float_t d0[2],z0[2]; | |
682 | Float_t sigmad0[2],sigmaz0[2]; | |
683 | phimu = track1->GetAlpha()+TMath::ASin(track1->GetSnp()); | |
684 | thetamu = 0.5*TMath::Pi()-TMath::ATan(track1->GetTgl()); | |
685 | phiout = track2->GetAlpha()+TMath::ASin(track2->GetSnp()); | |
686 | thetaout = 0.5*TMath::Pi()-TMath::ATan(track2->GetTgl()); | |
687 | rotymu = TMath::ATan2(track1->Px(),track1->Pz()); | |
688 | rotyout = TMath::ATan2(track2->Px(),track2->Pz()); | |
689 | ||
690 | dphi = phimu - (phiout+TMath::Pi()); | |
691 | dtheta = thetamu - (TMath::Pi()-thetaout); | |
692 | if(rotymu>0) { | |
693 | droty = rotymu - (rotyout+TMath::Pi()); | |
694 | } else { | |
695 | droty = rotymu - (rotyout-TMath::Pi()); | |
696 | } | |
697 | ||
698 | Double_t alpha = TMath::ATan2(track1->Py(),track1->Px()); | |
699 | ||
700 | track1->Propagate(alpha,0.,esd->GetMagneticField()); | |
701 | track2->Propagate(alpha,0.,esd->GetMagneticField()); | |
702 | d0[0] = track1->GetY(); | |
703 | z0[0] = track1->GetZ(); | |
704 | d0[1] = track2->GetY(); | |
705 | z0[1] = track2->GetZ(); | |
706 | Float_t dxy = -(d0[0]-d0[1]); | |
707 | Float_t dz = z0[0]-z0[1]; | |
708 | sigmad0[0] = TMath::Sqrt(track1->GetSigmaY2()); | |
709 | sigmaz0[0] = TMath::Sqrt(track1->GetSigmaZ2()); | |
710 | sigmad0[1] = TMath::Sqrt(track2->GetSigmaY2()); | |
711 | sigmaz0[1] = TMath::Sqrt(track2->GetSigmaZ2()); | |
712 | /* | |
713 | Double_t xyz1atxl0[3],xyz1atxl1[3],xyz2atxl0[3],xyz2atxl1[3]; | |
714 | track1->GetXYZAt(0.,esd->GetMagneticField(),xyz1atxl0); | |
715 | track1->GetXYZAt(1.,esd->GetMagneticField(),xyz1atxl1); | |
716 | track2->GetXYZAt(0.,esd->GetMagneticField(),xyz2atxl0); | |
717 | track2->GetXYZAt(1.,esd->GetMagneticField(),xyz2atxl1); | |
718 | Float_t x1aty0 = (xyz1atxl0[0]*xyz1atxl1[1]-xyz1atxl0[1]*xyz1atxl1[0])/(xyz1atxl1[1]-xyz1atxl0[1]); | |
719 | Float_t x2aty0 = (xyz2atxl0[0]*xyz2atxl1[1]-xyz2atxl0[1]*xyz2atxl1[0])/(xyz2atxl1[1]-xyz2atxl0[1]); | |
720 | Float_t dxaty0 = x1aty0-x2aty0; | |
721 | */ | |
722 | fntCosmicMatching->Fill((Float_t)nclsTrk[0],(Float_t)nclsTrk[1],track1->Pt(),track2->Pt(),sigmad0[0],sigmad0[1],sigmaz0[0],sigmaz0[1],dxy,dz,phimu,thetamu,TMath::Abs(d0z0mu[0]),d0z0mu[1]); | |
723 | ||
724 | return; | |
725 | } | |
726 | ||
727 | //________________________________________________________________________ | |
728 | void AliAlignmentDataFilterITS::FilterCollision(const AliESDEvent *esd) | |
729 | { | |
730 | // Extract ITS AliTrackPoints for Cosmics (check angular matching | |
731 | // of top and bottom track, merge the two tracks, if requested) | |
732 | // | |
733 | ||
734 | // Set branch addresses for space points tree | |
735 | AliTrackPointArray *arrayForTree=0; | |
44f17b29 | 736 | AliESDVertex *vertexForTree=0; |
ab6c74ff | 737 | Float_t curv,curverr,runNumber; |
738 | TObjString *itsaligndata=0; | |
3b9267a6 | 739 | TObjString *itscalibrespsdd = 0; |
f27a7e81 | 740 | fspTree->SetBranchAddress("SP",&arrayForTree); |
44f17b29 | 741 | fspTree->SetBranchAddress("vertex",&vertexForTree); |
f27a7e81 | 742 | fspTree->SetBranchAddress("curv",&curv); |
743 | fspTree->SetBranchAddress("curverr",&curverr); | |
ab6c74ff | 744 | fspTree->SetBranchAddress("run",&runNumber); |
745 | fspTree->SetBranchAddress("ITSAlignData",&itsaligndata); | |
3b9267a6 | 746 | fspTree->SetBranchAddress("ITSCalibRespSDD",&itscalibrespsdd); |
ab6c74ff | 747 | |
748 | ||
749 | runNumber = (Float_t)esd->GetRunNumber(); | |
b900a060 | 750 | Int_t uid=20000+esd->GetEventNumberInFile(); |
ab6c74ff | 751 | |
752 | TTree* esdTree = dynamic_cast<TTree*> (GetInputData(0)); | |
753 | // Get the list of OCDB objects used for reco | |
754 | TList *cdbList = (TList*)(esdTree->GetTree()->GetUserInfo())->FindObject("cdbList"); | |
755 | TIter iter2(cdbList); | |
756 | TObjString* cdbEntry=0; | |
757 | TString cdbEntryString; | |
758 | while((cdbEntry =(TObjString*)(iter2.Next()))) { | |
759 | cdbEntryString = cdbEntry->GetString(); | |
760 | if(cdbEntryString.Contains("ITS/Align/Data")) | |
761 | itsaligndata = new TObjString(*cdbEntry); | |
3b9267a6 | 762 | if(cdbEntryString.Contains("ITS/Calib/RespSDD")) |
763 | itscalibrespsdd = new TObjString(*cdbEntry); | |
ab6c74ff | 764 | } |
f27a7e81 | 765 | |
766 | Int_t ntracks = esd->GetNumberOfTracks(); | |
767 | ||
768 | if(ntracks==0) return; | |
769 | ||
44f17b29 | 770 | const AliESDVertex *vertexTracks = esd->GetPrimaryVertexTracks(); |
9a4d2d47 | 771 | if(!vertexTracks) return; |
44f17b29 | 772 | if(vertexTracks->GetNContributors()<=0) return; |
f27a7e81 | 773 | |
44f17b29 | 774 | Double_t vtxpos[3]; vertexTracks->GetXYZ(vtxpos); |
f27a7e81 | 775 | |
776 | Int_t ncls=0; | |
777 | Double_t pt=-10000.; | |
778 | Double_t d0z0[2],covd0z0[3]; | |
779 | const AliTrackPointArray *array = 0; | |
780 | ||
781 | for (Int_t itrack=0; itrack < ntracks; itrack++) { | |
782 | AliESDtrack * track = esd->GetTrack(itrack); | |
783 | if (!track) continue; | |
784 | ||
28647bf6 | 785 | if(fDownsamplelowpt && TMath::Abs(esd->GetMagneticField())>0.01 && |
786 | track->Pt()<gRandom->Rndm()) continue; | |
787 | ||
367c6d1f | 788 | if(track->GetNcls(0)<GetRecoParam()->GetAlignFilterMinITSPoints()) continue; |
f27a7e81 | 789 | |
a043746c | 790 | if((GetRecoParam()->GetAlignFilterOnlyITSSATracks()) && track->GetNcls(1)>0) continue; |
791 | if((GetRecoParam()->GetAlignFilterOnlyITSTPCTracks()) && track->GetNcls(1)==0) continue; | |
f27a7e81 | 792 | |
367c6d1f | 793 | if(track->Pt()<GetRecoParam()->GetAlignFilterMinPt() || |
794 | track->Pt()>GetRecoParam()->GetAlignFilterMaxPt()) continue; | |
f27a7e81 | 795 | |
796 | pt = track->Pt(); | |
797 | ncls = track->GetNcls(0); | |
798 | Double_t maxd=10000.; | |
44f17b29 | 799 | track->PropagateToDCA(vertexTracks,esd->GetMagneticField(),maxd,d0z0,covd0z0); |
f27a7e81 | 800 | |
801 | // read ITS cluster map | |
802 | Int_t map[6]; | |
803 | for(Int_t ilay=0;ilay<6;ilay++) { | |
804 | map[ilay]=0; | |
805 | if(track->HasPointOnITSLayer(ilay)) map[ilay]=1; | |
806 | } | |
807 | AliDebug(2,Form("ITS map : %d %d %d %d %d %d pt %f\n",map[0],map[1],map[2],map[3],map[4],map[5],track->Pt())); | |
808 | Int_t idx[12]; | |
809 | track->GetITSclusters(idx); | |
810 | AliDebug(2,Form("cls idx %d %d %d %d %d %d %d %d %d %d %d %d\n",idx[0],idx[1],idx[2],idx[3],idx[4],idx[5],idx[6],idx[7],idx[8],idx[9],idx[10],idx[11])); | |
811 | ||
812 | ||
813 | AliTrackPoint point; | |
814 | Int_t ipt,volId,modId,layerId,lay,lad,det; | |
815 | Int_t jpt=0; | |
816 | Bool_t layerOK[6]; for(Int_t l1=0;l1<6;l1++) layerOK[l1]=kFALSE; | |
817 | ||
818 | array = track->GetTrackPointArray(); | |
28647bf6 | 819 | if(!array) {printf("no track points\n"); continue;} |
f27a7e81 | 820 | for(ipt=0; ipt<array->GetNPoints(); ipt++) { |
821 | array->GetPoint(point,ipt); | |
822 | volId = point.GetVolumeID(); | |
9f2b55aa | 823 | if(volId<=0) continue; |
f27a7e81 | 824 | layerId = AliGeomManager::VolUIDToLayer(volId,modId); |
825 | if(layerId<1 || layerId>6) continue; | |
826 | if(point.IsExtra() && | |
a043746c | 827 | (GetRecoParam()->GetAlignFilterSkipExtra())) continue; |
f27a7e81 | 828 | layerOK[layerId-1]=kTRUE; |
829 | jpt++; | |
830 | } | |
831 | ||
367c6d1f | 832 | if(jpt < GetRecoParam()->GetAlignFilterMinITSPoints()) continue; |
f27a7e81 | 833 | |
834 | fHistNpoints->Fill(jpt); | |
835 | fHistPt->Fill(pt); | |
b900a060 | 836 | PostData(2,fListOfHistos); |
f27a7e81 | 837 | |
838 | Float_t dzOverlap[2]; | |
839 | Double_t globExtra[3],locExtra[3]; | |
840 | arrayForTree = new AliTrackPointArray(jpt); | |
cdf8a7eb | 841 | arrayForTree->SetUniqueID(uid); |
f27a7e81 | 842 | jpt=0; |
843 | array = track->GetTrackPointArray(); | |
844 | if(!array) continue; | |
845 | for(ipt=0; ipt<array->GetNPoints(); ipt++) { | |
846 | array->GetPoint(point,ipt); | |
847 | volId = point.GetVolumeID(); | |
848 | layerId = AliGeomManager::VolUIDToLayer(volId,modId); | |
849 | if(layerId<1 || layerId>6 || !layerOK[layerId-1]) continue; | |
44c3f5f6 | 850 | arrayForTree->AddPoint(jpt,&point); |
851 | switch(layerId) { | |
852 | case 1: | |
853 | fHistLayer0->Fill(TMath::ATan2(point.GetY(),point.GetX()),point.GetZ()); | |
854 | break; | |
855 | case 2: | |
856 | fHistLayer1->Fill(TMath::ATan2(point.GetY(),point.GetX()),point.GetZ()); | |
857 | break; | |
858 | case 3: | |
859 | fHistLayer2->Fill(TMath::ATan2(point.GetY(),point.GetX()),point.GetZ()); | |
860 | break; | |
861 | case 4: | |
862 | fHistLayer3->Fill(TMath::ATan2(point.GetY(),point.GetX()),point.GetZ()); | |
863 | break; | |
864 | case 5: | |
865 | fHistLayer4->Fill(TMath::ATan2(point.GetY(),point.GetX()),point.GetZ()); | |
866 | break; | |
867 | case 6: | |
868 | fHistLayer5->Fill(TMath::ATan2(point.GetY(),point.GetX()),point.GetZ()); | |
869 | break; | |
870 | } | |
871 | jpt++; | |
f27a7e81 | 872 | if(!point.IsExtra() || |
a043746c | 873 | !(GetRecoParam()->GetAlignFilterFillQANtuples())) continue; |
f27a7e81 | 874 | ncls--; |
875 | for(Int_t ll=1;ll<layerId;ll++) modId+=AliITSgeomTGeo::GetNLadders(ll)*AliITSgeomTGeo::GetNDetectors(ll); | |
876 | AliITSgeomTGeo::GetModuleId(modId,lay,lad,det); | |
877 | globExtra[0]=point.GetX(); | |
878 | globExtra[1]=point.GetY(); | |
879 | globExtra[2]=point.GetZ(); | |
880 | AliITSgeomTGeo::GlobalToLocal(lay,lad,det,globExtra,locExtra); | |
881 | track->GetDZ(point.GetX(),point.GetY(),point.GetZ(),esd->GetMagneticField(),dzOverlap); | |
882 | AliTrackPoint pointT; | |
883 | Float_t radius,radiusT,phiv,phivT,thetav,thetavT; | |
884 | for(Int_t lll=0;lll<ipt;lll++) { | |
885 | array->GetPoint(pointT,lll); | |
886 | Int_t layerIdT = AliGeomManager::VolUIDToLayer(pointT.GetVolumeID(),modId); | |
887 | if(layerIdT!=layerId) continue; | |
888 | radius=TMath::Sqrt((point.GetX()-vtxpos[0])*(point.GetX()-vtxpos[0])+(point.GetY()-vtxpos[1])*(point.GetY()-vtxpos[1])); | |
889 | radiusT=TMath::Sqrt((pointT.GetX()-vtxpos[0])*(pointT.GetX()-vtxpos[0])+(pointT.GetY()-vtxpos[1])*(pointT.GetY()-vtxpos[1])); | |
890 | phiv=TMath::ATan2(point.GetY()-vtxpos[1],point.GetX()-vtxpos[0]); | |
891 | phivT=TMath::ATan2(pointT.GetY()-vtxpos[1],pointT.GetX()-vtxpos[0]); | |
892 | if(TMath::Abs(point.GetZ()-vtxpos[2])<0.00001 || TMath::Abs(pointT.GetZ()-vtxpos[2])<0.00001) continue; | |
893 | thetav=TMath::ATan(radius/(point.GetZ()-vtxpos[2])); | |
894 | thetavT=TMath::ATan(radiusT/(pointT.GetZ()-vtxpos[2])); | |
895 | dzOverlap[0]=(Float_t)((phivT-phiv)*0.5*(radiusT+radius)); | |
896 | if(TMath::Abs(TMath::Tan(0.5*(thetav+thetavT)))<0.00001) continue; | |
897 | dzOverlap[1]=(Float_t)((pointT.GetZ()-point.GetZ())-(radiusT-radius)/TMath::Tan(0.5*(thetav+thetavT))); | |
cdf8a7eb | 898 | fntExtra->Fill((Float_t)ncls,(Float_t)(layerId-1),lad,volId,TMath::ATan2(point.GetY(),point.GetX()),point.GetX(),point.GetY(),point.GetZ(),locExtra[0],locExtra[2],dzOverlap[0],dzOverlap[1],d0z0[0],d0z0[1],track->Pt()); |
f27a7e81 | 899 | } |
f27a7e81 | 900 | } |
901 | ||
902 | curv = track->GetC(esd->GetMagneticField()); | |
903 | curverr = TMath::Sqrt(track->GetSigma1Pt2())*track->GetC(esd->GetMagneticField())/track->OneOverPt(); | |
904 | ||
44f17b29 | 905 | vertexForTree = new AliESDVertex(*vertexTracks); |
906 | if(vertexTracks->UsesTrack(track->GetID())) { | |
907 | vertexForTree->SetID(1); | |
908 | } else { | |
909 | vertexForTree->SetID(0); | |
910 | } | |
911 | ||
f27a7e81 | 912 | fspTree->Fill(); |
913 | ||
914 | } // end of tracks loop | |
915 | ||
b900a060 | 916 | PostData(1,fspTree); |
f27a7e81 | 917 | |
918 | return; | |
919 | } | |
920 | ||
921 | //________________________________________________________________________ | |
922 | void AliAlignmentDataFilterITS::Terminate(Option_t */*option*/) | |
923 | { | |
924 | // Terminate analysis | |
925 | // | |
926 | AliDebug(2,"AliITSAlignmentDataFiler: Terminate() \n"); | |
927 | ||
81e84469 | 928 | fspTree = dynamic_cast<TTree*> (GetOutputData(1)); |
f27a7e81 | 929 | if (!fspTree) { |
930 | printf("ERROR: fspTree not available\n"); | |
931 | return; | |
932 | } | |
933 | ||
81e84469 | 934 | fListOfHistos = dynamic_cast<TList*> (GetOutputData(2)); |
f27a7e81 | 935 | if (!fListOfHistos) { |
936 | printf("ERROR: fListOfHistos not available\n"); | |
937 | return; | |
938 | } | |
939 | ||
a043746c | 940 | fHistNevents = dynamic_cast<TH1F*>(fListOfHistos->FindObject("fHistNevents")); |
f27a7e81 | 941 | fHistNpoints = dynamic_cast<TH1F*>(fListOfHistos->FindObject("fHistNpoints")); |
942 | fHistPt = dynamic_cast<TH1F*>(fListOfHistos->FindObject("fHistPt")); | |
943 | fHistLayer0 = dynamic_cast<TH2F*>(fListOfHistos->FindObject("fHistLayer0")); | |
944 | fHistLayer1 = dynamic_cast<TH2F*>(fListOfHistos->FindObject("fHistLayer1")); | |
945 | fHistLayer2 = dynamic_cast<TH2F*>(fListOfHistos->FindObject("fHistLayer2")); | |
946 | fHistLayer3 = dynamic_cast<TH2F*>(fListOfHistos->FindObject("fHistLayer3")); | |
947 | fHistLayer4 = dynamic_cast<TH2F*>(fListOfHistos->FindObject("fHistLayer4")); | |
948 | fHistLayer5 = dynamic_cast<TH2F*>(fListOfHistos->FindObject("fHistLayer5")); | |
949 | fntExtra = dynamic_cast<TNtuple*>(fListOfHistos->FindObject("fntExtra")); | |
950 | fntCosmicMatching = dynamic_cast<TNtuple*>(fListOfHistos->FindObject("fntCosmicMatching")); | |
951 | ||
952 | ||
953 | ||
954 | return; | |
955 | } | |
eef875ec | 956 | //------------------------------------------------------------------------------- |
957 | const AliITSRecoParam *AliAlignmentDataFilterITS::GetRecoParam() const | |
958 | { | |
959 | // | |
960 | // Return the ITSRecoParam object | |
961 | // | |
962 | if(AliITSReconstructor::GetRecoParam()) { | |
963 | return AliITSReconstructor::GetRecoParam(); | |
964 | } else if(fITSRecoParam) { | |
965 | return fITSRecoParam; | |
966 | } else return NULL; | |
967 | } | |
968 | //-------------------------------------------------------------------------------- | |
969 | Int_t AliAlignmentDataFilterITS::WriteTrackPointsInIdealGeom(Char_t *fin, | |
970 | Char_t *fout, | |
971 | Char_t *fmis, | |
972 | Char_t *fgeo, | |
973 | Bool_t prn) | |
974 | { | |
975 | // | |
976 | // Convert AliTrackPoints in fin, reconstructed with fmis, back | |
977 | // to ideal geometry | |
978 | // | |
979 | // M. Lunardon | |
980 | // | |
981 | ||
982 | ||
983 | TGeoHMatrix deltahm; | |
eef875ec | 984 | |
985 | // Load geometry | |
986 | if (gSystem->AccessPathName(fgeo)) { | |
987 | printf("couldn't find geometry file %s - skipping...\n",fmis); | |
988 | return -1; | |
989 | } | |
990 | ||
991 | TFile *geofile=TFile::Open(fgeo); | |
992 | TGeoManager *fgGeometry=NULL; | |
993 | ||
994 | fgGeometry=(TGeoManager*)geofile->Get("ALICE"); | |
995 | ||
996 | if (!fgGeometry) | |
997 | fgGeometry=(TGeoManager*)geofile->Get("Geometry"); | |
998 | ||
999 | if (!fgGeometry) { | |
1000 | AliCDBEntry *entry = (AliCDBEntry*)geofile->Get("AliCDBEntry"); | |
1001 | if (entry) | |
1002 | fgGeometry = (TGeoManager*)entry->GetObject(); | |
1003 | } | |
1004 | ||
1005 | if (!fgGeometry) return -1; | |
1006 | AliGeomManager::SetGeometry(fgGeometry); | |
1007 | if(!AliGeomManager::GetGeometry()) return -1; | |
1008 | ||
1009 | ||
1010 | // open alignment file | |
1011 | if (gSystem->AccessPathName(fmis)) { | |
1012 | printf("couldn't open alignment file %s - skipping...\n",fmis); | |
1013 | return -2; | |
1014 | } | |
1015 | TFile *pref = TFile::Open(fmis); | |
1016 | if (!pref->IsOpen()) return -2; | |
1017 | ||
1018 | ||
1019 | /// apply alignment to ideal geometry | |
1020 | TClonesArray *prea=(TClonesArray*)pref->Get("ITSAlignObjs"); | |
1021 | if (!prea) { | |
1022 | if (pref->Get("AliCDBEntry")) | |
1023 | prea = (TClonesArray*) ((AliCDBEntry*)pref->Get("AliCDBEntry"))->GetObject(); | |
1024 | } | |
1025 | if (!prea) return -3; | |
1026 | Int_t nprea=prea->GetEntriesFast(); | |
1027 | printf("Array of input misalignments with %d entries\n",nprea); | |
1028 | AliGeomManager::ApplyAlignObjsToGeom(*prea); // apply all levels of objs | |
1029 | ||
1030 | AliTrackPointArray *tpain=NULL; | |
1031 | TFile *tpainfile=NULL; | |
1032 | TTree *treein=NULL; | |
1033 | AliTrackPoint point; | |
1034 | AliITSAlignMille2Module *m2[2200]; | |
1035 | for (Int_t i=0; i<2198; i++) | |
1036 | m2[i]=new AliITSAlignMille2Module(AliITSAlignMille2Module::GetVolumeIDFromIndex(i)); | |
1037 | ||
1038 | // open input file | |
1039 | if (gSystem->AccessPathName(fin)) { | |
1040 | printf("couldn't open file %s - skipping...\n",fin); | |
1041 | return -4; | |
1042 | } | |
1043 | tpainfile = TFile::Open(fin); | |
1044 | if (!tpainfile->IsOpen()) return -4; | |
1045 | ||
1046 | treein=(TTree*)tpainfile->Get("spTree"); | |
1047 | if (!treein) return -5; | |
1048 | Float_t curv,curverr,runNumber; | |
1049 | TObjString *itsaligndata=0; | |
1050 | TObjString *itscalibrespsdd = 0; | |
1051 | treein->SetBranchAddress("SP", &tpain); | |
1052 | treein->SetBranchAddress("curv", &curv); | |
1053 | treein->SetBranchAddress("curverr", &curverr); | |
1054 | treein->SetBranchAddress("run",&runNumber); | |
1055 | treein->SetBranchAddress("ITSAlignData",&itsaligndata); | |
1056 | treein->SetBranchAddress("ITSCalibRespSDD",&itscalibrespsdd); | |
1057 | ||
1058 | int ntrks=treein->GetEntries(); | |
1059 | printf("Reading %d tracks from %s\n",ntrks,fin); | |
1060 | ||
1061 | ||
1062 | // open output file | |
1063 | TFile *pointsFile = TFile::Open(fout,"RECREATE"); | |
1064 | if (!pointsFile || !pointsFile->IsOpen()) { | |
1065 | printf("Can't open output file %s !",fout); | |
1066 | return -6; | |
1067 | } | |
1068 | AliTrackPointArray *array = new AliTrackPointArray(); | |
1069 | ||
1070 | // new! | |
1071 | TTree *treeout=(TTree*)treein->Clone("spTree"); | |
1072 | treeout->Reset(); | |
1073 | treeout->SetBranchAddress("SP", &array); | |
1074 | treeout->SetBranchAddress("curv", &curv); | |
1075 | treeout->SetBranchAddress("curverr", &curverr); | |
1076 | treeout->SetBranchAddress("run",&runNumber); | |
1077 | treeout->SetBranchAddress("ITSAlignData",&itsaligndata); | |
1078 | treeout->SetBranchAddress("ITSCalibRespSDD",&itscalibrespsdd); | |
1079 | ||
1080 | // tracks main loop | |
1081 | for (Int_t it=0; it<ntrks; it++) { | |
1082 | if (!(it%5000) ) printf("...processing track n. %d\n",it); | |
1083 | ||
1084 | treein->GetEvent(it); | |
1085 | ||
1086 | ////////////////////////////// | |
1087 | ||
1088 | AliTrackPointArray *atp=tpain; | |
1089 | AliTrackPointArray *atps=NULL; | |
1090 | Int_t npts=atp->GetNPoints(); | |
1091 | ||
1092 | AliTrackPoint p; | |
1093 | // check points in specific places | |
1094 | ||
1095 | // build a new track | |
1096 | atps=new AliTrackPointArray(npts); | |
1097 | ||
1098 | Int_t npto=0; | |
1099 | for (int i=0; i<npts; i++) { | |
1100 | atp->GetPoint(p,i); | |
1101 | ||
1102 | UShort_t volid=atp->GetVolumeID()[i]; | |
1103 | Int_t index=AliITSAlignMille2Module::GetIndexFromVolumeID(volid); | |
1104 | ||
1105 | ||
1106 | // dealign point | |
1107 | // get MODIFIED matrix | |
1108 | TGeoHMatrix *svMatrix = m2[index]->GetSensitiveVolumeMatrix(p.GetVolumeID()); | |
1109 | //TGeoHMatrix *svOrigMatrix = mm->GetSensitiveVolumeOrigGlobalMatrix(p.GetVolumeID()); | |
1110 | ||
1111 | Double_t pg[3],pl[3]; | |
1112 | pg[0]=p.GetX(); | |
1113 | pg[1]=p.GetY(); | |
1114 | pg[2]=p.GetZ(); | |
1115 | if (prn) printf("Global coordinates of measured point : X=%f Y=%f Z=%f \n",pg[0],pg[1],pg[2]); | |
1116 | svMatrix->MasterToLocal(pg,pl); | |
1117 | ||
1118 | // check that things went OK: local y should be 0. | |
1119 | if(TMath::Abs(pl[1])>1.e-6) { | |
1120 | printf("AliAlignmentDataFilterITS::WriteTrackPointsInIdealGeom: ERROR, local y = %f (should be zero)\n",pl[1]); | |
1121 | return -7; | |
1122 | } | |
f27a7e81 | 1123 | |
eef875ec | 1124 | if (prn) printf("Local coordinates of measured point : X=%f Y=%f Z=%f \n",pl[0],pl[1],pl[2]); |
1125 | ||
1126 | // update covariance matrix | |
1127 | TGeoHMatrix hcov; | |
1128 | Double_t hcovel[9]; | |
1129 | hcovel[0]=(Double_t)(p.GetCov()[0]); | |
1130 | hcovel[1]=(Double_t)(p.GetCov()[1]); | |
1131 | hcovel[2]=(Double_t)(p.GetCov()[2]); | |
1132 | hcovel[3]=(Double_t)(p.GetCov()[1]); | |
1133 | hcovel[4]=(Double_t)(p.GetCov()[3]); | |
1134 | hcovel[5]=(Double_t)(p.GetCov()[4]); | |
1135 | hcovel[6]=(Double_t)(p.GetCov()[2]); | |
1136 | hcovel[7]=(Double_t)(p.GetCov()[4]); | |
1137 | hcovel[8]=(Double_t)(p.GetCov()[5]); | |
1138 | hcov.SetRotation(hcovel); | |
1139 | // now rotate in local system | |
1140 | hcov.Multiply(svMatrix); | |
1141 | hcov.MultiplyLeft(&svMatrix->Inverse()); | |
1142 | // now hcov is LOCAL COVARIANCE MATRIX | |
1143 | ||
1144 | /// get original matrix of sens. vol. | |
1145 | TGeoHMatrix *svOrigMatrix = m2[index]->GetSensitiveVolumeOrigGlobalMatrix(p.GetVolumeID()); | |
1146 | // modify global coordinates according with pre-aligment | |
1147 | svOrigMatrix->LocalToMaster(pl,pg); | |
1148 | // now rotate in local system | |
1149 | hcov.Multiply(&svOrigMatrix->Inverse()); | |
1150 | hcov.MultiplyLeft(svOrigMatrix); | |
1151 | // hcov is back in GLOBAL RF | |
1152 | Float_t pcov[6]; | |
1153 | pcov[0]=hcov.GetRotationMatrix()[0]; | |
1154 | pcov[1]=hcov.GetRotationMatrix()[1]; | |
1155 | pcov[2]=hcov.GetRotationMatrix()[2]; | |
1156 | pcov[3]=hcov.GetRotationMatrix()[4]; | |
1157 | pcov[4]=hcov.GetRotationMatrix()[5]; | |
1158 | pcov[5]=hcov.GetRotationMatrix()[8]; | |
1159 | ||
1160 | p.SetXYZ(pg[0],pg[1],pg[2],pcov); | |
1161 | if (prn) printf("New global coordinates of measured point : X=%f Y=%f Z=%f \n",pg[0],pg[1],pg[2]); | |
1162 | atps->AddPoint(npto,&p); | |
1163 | if (prn) printf("Adding point[%d] = ( %f , %f , %f ) volid = %d\n",npto,atps->GetX()[npto],atps->GetY()[npto],atps->GetZ()[npto],atps->GetVolumeID()[npto] ); | |
1164 | if (prn) p.Print(""); | |
1165 | ||
1166 | npto++; | |
1167 | } | |
1168 | ||
1169 | ||
1170 | //////////////////////////////////////////////////////////// | |
1171 | array = atps; | |
1172 | treeout->Fill(); | |
1173 | ||
1174 | delete atps; | |
1175 | atps=NULL; | |
1176 | ||
1177 | } // end loop on tracks | |
1178 | ||
1179 | pointsFile->Write(); | |
1180 | pointsFile->Close(); | |
1181 | tpainfile->Close(); | |
1182 | ||
1183 | return 0; | |
1184 | } |