move all TPC related classes
[u/mrichter/AliRoot.git] / PWG1 / TPC / AliRecInfoMaker.cxx
CommitLineData
7cc34f08 1/**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
3 * *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
6 * *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
15
16
17///////////////////////////////////////////////////////////////////////////////
18// //
19// Time Projection Chamber //
20// Comparison macro for ESD //
21// responsible:
22// marian.ivanov@cern.ch //
23//
24//
25
26/*
27marian.ivanov@cern.ch
28Usage:
29
30
31
32gSystem->Load("libPWG1.so");
33//
34AliRecInfoMaker *t2 = new AliRecInfoMaker("genTracks.root","cmpESDTracks.root","galice.root",0,0);
35t2->Exec();
36
37
38TFile f("cmpESDTracks.root");
39TTree * tree = (TTree*)f.Get("ESDcmpTracks");
40
41AliTreeDraw comp;
42comp.SetTree(tree)
43
44
45
46//
47//some cuts definition
48TCut cprim("cprim","TMath::Sqrt(MC.fVDist[0]**2+MC.fVDist[1]**2)<0.01&&abs(MC.fVDist[2])<0.01")
49//TCut cprim("cprim","TMath::Sqrt(MC.fVDist[0]**2+MC.fVDist[1]**2)<0.5&&abs(MC.fVDist[2])<0.5")
50//TCut citsin("citsin","TMath::Sqrt(MC.fVDist[0]**2+MC.fVDist[1]**2)<3.9");
51TCut citsin("citsin","TMath::Sqrt(MC.fVDist[0]**2+MC.fVDist[1]**2)<5");
52TCut csec("csec","TMath::Sqrt(MC.fVDist[0]**2+MC.fVDist[1]**2)>0.5");
53
54
55TCut crec("crec","fReconstructed==1");
56TCut cteta1("cteta1","abs(MC.fParticle.Theta()/3.1415-0.5)<0.25");
57TCut cteta05("cteta05","abs(MC.fParticle.Theta()/3.1415-0.5)<0.1");
58
59TCut cpos1("cpos1","abs(MC.fParticle.fVz/sqrt(MC.fParticle.fVx*MC.fParticle.fVx+MC.fParticle.fVy*MC.fParticle.fVy))<1");
60TCut csens("csens","abs(sqrt(fVDist[0]**2+fVDist[1]**2)-170)<50");
61TCut cmuon("cmuon","abs(MC.fParticle.fPdgCode==-13)");
62TCut cchi2("cchi2","fESDtrack.fITSchi2MIP[0]<7.&&fESDtrack.fITSchi2MIP[1]<5.&&fESDtrack.fITSchi2MIP[2]<7.&&fESDtrack.fITSchi2MIP[3]<7.5&&fESDtrack.fITSchi2MIP[4]<6.")
63
64
65//
66//example
67comp.T()->SetAlias("radius","TMath::Sqrt(MC.fVDist[0]**2+MC.fVDist[1]**2)");
68comp.T()->SetAlias("direction","MC.fParticle.fVx*MC.fParticle.fPx+MC.fParticle.fVy*MC.fParticle.fPy");
69comp.T()->SetAlias("decaydir","MC.fTRdecay.fX*MC.fTRdecay.fPx+MC.fTRdecay.fY*MC.fTRdecay.fPy");
70comp.T()->SetAlias("theta","MC.fTrackRef.Theta()");
71comp.T()->SetAlias("primdca","sqrt(RC.fITStrack.fD[0]**2+RC.fITStrack.fD[1]**2)");
72comp.T()->SetAlias("trdchi2","fTRDtrack.fChi2/fTRDtrack.fN");
73comp.T()->SetAlias("trdchi2","fTRDtrack.fChi2/fTRDtrack.fN");
74
75
76TH1F his("his","his",100,0,20);
77TH1F hpools("hpools","hpools",100,-7,7);
78TH1F hfake("hfake","hfake",1000,0,150);
79TProfile profp0("profp0","profp0",20,-0.4,0.9)
80
81comp.DrawXY("fTPCinP0[3]","fTPCDelta[4]/fTPCinP1[3]","fReconstructed==1"+cprim,"1",4,0.2,1.5,-0.06,0.06)
82comp.fRes->Draw();
83comp.fMean->Draw();
84
85comp.DrawXY("fITSinP0[3]","fITSDelta[4]/fITSinP1[3]","fReconstructed==1&&fITSOn"+cprim,"1",4,0.2,1.5,-0.06,0.06)
86comp.fRes->Draw();
87
88comp.Eff("fTPCinP0[3]","fRowsWithDigits>120"+cteta1+cpos1+cprim,"fTPCOn",20,0.2,1.5)
89comp.fRes->Draw();
90
91comp.Eff("fTPCinP0[3]","fRowsWithDigits>120"+cteta1+cpos1+cprim,"fTPCOn&&fITSOn&&fESDtrack.fITSFakeRatio<0.1",10,0.2,1.5)
92comp.fRes->Draw();
93comp.Eff("fTPCinP0[3]","fRowsWithDigits>120"+cteta1+cpos1+cprim,"fTPCOn&&fITSOn&&fESDtrack.fITSFakeRatio>0.1",10,0.2,1.5)
94comp.fRes->Draw();
95
96comp.T()->Draw("fESDtrack.fITSsignal/fESDtrack.fTPCsignal","fITSOn&&fTPCOn&&fESDtrack.fITSFakeRatio==0")
97
98TH1F his("his","his",100,0,20);
99TH1F hpools("hpools","hpools",100,-7,7);
100
101TH2F * hdedx0 = new TH2F("dEdx0","dEdx0",100, 0,2,200,0,550); hdedx0->SetMarkerColor(1);
102TH2F * hdedx1 = new TH2F("dEdx1","dEdx1",100, 0,2,200,0,550); hdedx1->SetMarkerColor(4);
103TH2F * hdedx2 = new TH2F("dEdx2","dEdx2",100, 0,2,200,0,550); hdedx2->SetMarkerColor(3);
104TH2F * hdedx3 = new TH2F("dEdx3","dEdx3",100, 0,2,200,0,550); hdedx3->SetMarkerColor(2);
105
106comp.T()->Draw("fESDtrack.fITSsignal:MC.fParticle.P()>>dEdx0","fITSOn&&abs(fPdg)==211&&fITStrack.fN==6"+cprim)
107comp.T()->Draw("fESDtrack.fITSsignal:MC.fParticle.P()>>dEdx1","fITSOn&&abs(fPdg)==2212&&fITStrack.fN==6"+cprim)
108comp.T()->Draw("fESDtrack.fITSsignal:MC.fParticle.P()>>dEdx2","fITSOn&&abs(fPdg)==321&&fITStrack.fN==6"+cprim)
109comp.T()->Draw("fESDtrack.fITSsignal:MC.fParticle.P()>>dEdx3","fITSOn&&abs(fPdg)==11&&fITStrack.fN==6"+cprim)
110
111
112comp.T()->Draw("fESDtrack.fTRDsignal:MC.fParticle.P()>>dEdx0","fTRDOn&&abs(fPdg)==211&&fTRDtrack.fN>40&&fStatus[2]>1")
113comp.T()->Draw("fESDtrack.fTRDsignal:MC.fParticle.P()>>dEdx1","fTRDOn&&abs(fPdg)==2212&&fTRDtrack.fN>40&&fStatus[2]>1")
114comp.T()->Draw("fESDtrack.fTRDsignal:MC.fParticle.P()>>dEdx2","fTRDOn&&abs(fPdg)==321&&fTRDtrack.fN>40&&fStatus[2]>1")
115comp.T()->Draw("fESDtrack.fTRDsignal:MC.fParticle.P()>>dEdx3","fTRDOn&&abs(fPdg)==11&&fTRDtrack.fN>40&&fStatus[2]>1")
116
117comp.T()->Draw("fESDtrack.fTPCsignal:fTPCinP0[4]>>dEdx0","fTPCOn&&abs(fPdg)==211&&fESDtrack.fTPCncls>180&&fESDtrack.fTPCsignal>10"+cteta1);
118comp.T()->Draw("fESDtrack.fTPCsignal:fTPCinP0[4]>>dEdx1","fTPCOn&&abs(fPdg)==2212&&fESDtrack.fTPCncls>180&&fESDtrack.fTPCsignal>10"+cteta1);
119comp.T()->Draw("fESDtrack.fTPCsignal:fTPCinP0[4]>>dEdx2","fTPCOn&&abs(fPdg)==321&&fESDtrack.fTPCncls>180&&fESDtrack.fTPCsignal>10"+cteta1);
120comp.T()->Draw("fESDtrack.fTPCsignal:fTPCinP0[4]>>dEdx3","fTPCOn&&abs(fPdg)==11&&fESDtrack.fTPCncls>180&&fESDtrack.fTPCsignal>10"+cteta1);
121
122hdedx3->SetXTitle("P(GeV/c)");
123hdedx3->SetYTitle("dEdx(unit)");
124hdedx3->Draw(); hdedx1->Draw("same"); hdedx2->Draw("same"); hdedx0->Draw("same");
125
126comp.DrawXY("fITSinP0[3]","fITSPools[4]","fReconstructed==1&&fPdg==-211&&fITSOn"+cprim,"1",4,0.2,1.0,-8,8)
127
128TProfile prof("prof","prof",10,0.5,5);
129
130
131
132
133*/
134
135
136#include <stdio.h>
137#include <string.h>
138//ROOT includes
139#include "Rtypes.h"
140#include "TFile.h"
141#include "TTree.h"
142#include "TStopwatch.h"
143#include "TVector3.h"
144#include "TGeoManager.h"
145//#include "Getline.h"
146//
147//ALIROOT includes
148//
149#include "AliRun.h"
150#include "AliESDtrack.h"
151#include "AliTPCParam.h"
152#include "AliTPC.h"
153#include "AliTrackReference.h"
154#include "AliTPCParamSR.h"
155#include "AliTracker.h"
156#include "AliESDEvent.h"
157#include "AliESD.h"
158#include "AliESDfriend.h"
159#include "AliESDtrack.h"
160#include "AliTPCseed.h"
161#include "AliITStrackMI.h"
162#include "AliESDVertex.h"
163#include "AliExternalTrackParam.h"
164#include "AliESDkink.h"
165#include "AliESDv0.h"
166#include "AliV0.h"
167//
168#include "AliTreeDraw.h"
169#include "AliMCInfo.h"
170#include "AliGenKinkInfo.h"
171#include "AliGenV0Info.h"
172
173
174#include "AliESDRecInfo.h"
175#include "AliESDRecV0Info.h"
176#include "AliESDRecKinkInfo.h"
177#include "AliRecInfoMaker.h"
178
179
180
181ClassImp(AliRecInfoMaker)
182
183
184
185
186AliTPCParam * AliRecInfoMaker::GetTPCParam(){
187 //
188 // create TPC param
189 //
190 AliTPCParamSR * par = new AliTPCParamSR;
191 par->Update();
192 return par;
193}
194
195
196
197void AliRecInfoMaker::MakeAliases(TTree * tree)
198{
199 //
200 // aliases definition
201 //
202 tree->SetAlias("radius","TMath::Sqrt(MC.fVDist[0]**2+MC.fVDist[1]**2)");
203 tree->SetAlias("direction","MC.fParticle.fVx*MC.fParticle.fPx+MC.fParticle.fVy*MC.fParticle.fPy");
204 tree->SetAlias("decaydir","MC.fTRdecay.fX*MC.fTRdecay.fPx+MC.fTRdecay.fY*MC.fTRdecay.fPy");
205 tree->SetAlias("theta","MC.fTrackRef.Theta()");
206 tree->SetAlias("primdca","sqrt(RC.fITStrack.fD[0]**2+RC.fITStrack.fD[1]**2)");
207 tree->SetAlias("trdchi2","fTRDtrack.fChi2/fTRDtrack.fN");
208 tree->SetAlias("trdchi2","fTRDtrack.fChi2/fTRDtrack.fN");
209
210 tree->SetAlias("trddedx","(RC.fESDtrack.fTRDsignals[0]+RC.fESDtrack.fTRDsignals[1]+RC.fESDtrack.fTRDsignals[2]+RC.fESDtrack.fTRDsignals[3]+RC.fESDtrack.fTRDsignals[4]+RC.fESDtrack.fTRDsignals[5])/6.");
211
212 tree->SetAlias("dtofmc2","fESDtrack.fTrackTime[2]-(10^12*MC.fTOFReferences[0].fTime)");
213 tree->SetAlias("dtofrc2","(fESDtrack.fTrackTime[2]-fESDtrack.fTOFsignal)");
214
215 tree->SetAlias("psum","fESDtrack.fTOFr[4]+fESDtrack.fTOFr[3]+fESDtrack.fTOFr[2]+fESDtrack.fTOFr[1]+fESDtrack.fTOFr[0]");
216 tree->SetAlias("P0","fESDtrack.fTOFr[0]/psum");
217 tree->SetAlias("P1","fESDtrack.fTOFr[1]/psum");
218 tree->SetAlias("P2","fESDtrack.fTOFr[2]/psum");
219 tree->SetAlias("P3","fESDtrack.fTOFr[3]/psum");
220 tree->SetAlias("P4","fESDtrack.fTOFr[4]/psum");
221 tree->SetAlias("MaxP","max(max(max(P0,P1),max(P2,P3)),P4)");
222}
223
224
225////////////////////////////////////////////////////////////////////////
226AliRecInfoMaker::AliRecInfoMaker(const char* fnGenTracks,
227 const char* fnCmp,
228 const char* fnGalice,
229 Int_t nEvents, Int_t firstEvent):
230
231 fEventNr(0), //! current event number
232 fNEvents(0), //! number of events to process
233 fFirstEventNr(0), //! first event to process
234 fFileCmp(0), //! output file with cmp tracks
235 fTreeCmp(0), //! output tree with cmp tracks
236 fTreeCmpKinks(0), //! output tree with cmp Kinks
237 fTreeCmpV0(0), //! output tree with cmp V0
238 //
239 fFileGenTracks(0), //! input files with generated tracks
240 fTreeGenTracks(0), //! tree with generated tracks
241 fTreeGenKinks(0), // tree with gen kinks
242 fTreeGenV0(0), // tree with gen V0
243 //
244 fLoader(0), //! pointer to the run loader
245 //
246 fIndexRecTracks(0), //! index of particle label in the TreeT_ESD
247 fFakeRecTracks(0), //! number of fake tracks
248 fMultiRecTracks(0), //! number of multiple reconstructions
249 //
250 fIndexRecKinks(0), //! index of particle label in treeesd
251 fMultiRecKinks(0), //! number of multiple reconstructions
252 fSignedKinks(0), //! indicator that kink was not fake
253 //
254 fIndexRecV0(0), //! index of particle label in treeesd
255 fMultiRecV0(0), //! number of multiple reconstructions
256 fSignedV0(0), //! indicator that kink was not fake
257 //
258 fRecArray(0), // container with rec infos
259 fEvent(0), //!event
260 fESDfriend(0), //!event friend
261 //
262 fParamTPC(0), //! AliTPCParam
263 fNParticles(0), //! number of particles in the input tree genTracks
264 fDebug(0), //! debug flag
265 fNextTreeGenEntryToRead(0), //! last entry already read from genTracks tree
266 fNextKinkToRead(0), //! last entry already read from genKinks tree
267 fNextV0ToRead(0), //! last entry already read from genV0 tree
268 //
269 fMCInfo(0), //! MC information writen per particle
270 fGenKinkInfo(0), //! MC information writen per Kink
271 fGenV0Info(0), //! MC information writen per Kink
272 fRecInfo(0), //! Rec. information writen per particle
273 fFriend(0), //! friend track
274 fRecKinkInfo(0), //! reconstructed kink info
275 fRecV0Info(0) //! reconstructed kink info
276{
277 // AliRecInfoMaker - connencts the MC information with reconstructed information
278 // fnGenTracks - file with MC to be created before using AliGenInfoMaker
279 // fnCmp - file name to be created
280 // fnGalice - file with Loaders - usualy galice.root
281 //
282 // nEvent - number of event s to be analyzed
283 // AliRecInfoMaker *t2 = new AliRecInfoMaker("genTracks.root","cmpESDTracks.root","galice.root",0,0);
284 //
285
286
287 Reset();
288 // fFnGenTracks = fnGenTracks;
289 // fFnCmp = fnCmp;
290 sprintf(fFnGenTracks,"%s",fnGenTracks);
291 sprintf(fFnCmp,"%s",fnCmp);
292
293 fFirstEventNr = firstEvent;
294 fEventNr = firstEvent;
295 fNEvents = nEvents;
296 //
297 fLoader = AliRunLoader::Open(fnGalice);
298 if (gAlice){
299 //delete AliRunLoader::Instance();
300 delete gAlice;
301 gAlice = 0x0;
302 }
303 if (fLoader->LoadgAlice()){
304 cerr<<"Error occured while l"<<endl;
305 }
306 Int_t nall = fLoader->GetNumberOfEvents();
307 if (nEvents==0) {
308 nEvents =nall;
309 fNEvents=nall;
310 fFirstEventNr=0;
311 }
312
313 if (nall<=0){
314 cerr<<"no events available"<<endl;
315 fEventNr = 0;
316 return;
317 }
318 if (firstEvent+nEvents>nall) {
319 fEventNr = nall-firstEvent;
320 cerr<<"restricted number of events availaible"<<endl;
321 }
322 TGeoManager::Import("geometry.root");
323
324
325}
326////////////////////////////////////////////////////////////////////////
327AliRecInfoMaker::AliRecInfoMaker(const AliRecInfoMaker& /*info*/):
328
329 fEventNr(0), //! current event number
330 fNEvents(0), //! number of events to process
331 fFirstEventNr(0), //! first event to process
332 fFileCmp(0), //! output file with cmp tracks
333 fTreeCmp(0), //! output tree with cmp tracks
334 fTreeCmpKinks(0), //! output tree with cmp Kinks
335 fTreeCmpV0(0), //! output tree with cmp V0
336 //
337 fFileGenTracks(0), //! input files with generated tracks
338 fTreeGenTracks(0), //! tree with generated tracks
339 fTreeGenKinks(0), // tree with gen kinks
340 fTreeGenV0(0), // tree with gen V0
341 //
342 fLoader(0), //! pointer to the run loader
343 //
344 fIndexRecTracks(0), //! index of particle label in the TreeT_ESD
345 fFakeRecTracks(0), //! number of fake tracks
346 fMultiRecTracks(0), //! number of multiple reconstructions
347 //
348 fIndexRecKinks(0), //! index of particle label in treeesd
349 fMultiRecKinks(0), //! number of multiple reconstructions
350 fSignedKinks(0), //! indicator that kink was not fake
351 //
352 fIndexRecV0(0), //! index of particle label in treeesd
353 fMultiRecV0(0), //! number of multiple reconstructions
354 fSignedV0(0), //! indicator that kink was not fake
355 //
356 fRecArray(0), // container with rec infos
357 fEvent(0), //!event
358 fESDfriend(0), //!event friend
359 //
360 fParamTPC(0), //! AliTPCParam
361 fNParticles(0), //! number of particles in the input tree genTracks
362 fDebug(0), //! debug flag
363 fNextTreeGenEntryToRead(0), //! last entry already read from genTracks tree
364 fNextKinkToRead(0), //! last entry already read from genKinks tree
365 fNextV0ToRead(0), //! last entry already read from genV0 tree
366 //
367 fMCInfo(0), //! MC information writen per particle
368 fGenKinkInfo(0), //! MC information writen per Kink
369 fGenV0Info(0), //! MC information writen per Kink
370 fRecInfo(0), //! Rec. information writen per particle
371 fFriend(0), //! friend track
372 fRecKinkInfo(0), //! reconstructed kink info
373 fRecV0Info(0) //! reconstructed kink info
374{
375 //
376 // Dummy copu constructor
377 //
378}
379
380
381
382
383////////////////////////////////////////////////////////////////////////
384AliRecInfoMaker::~AliRecInfoMaker()
385{
386 //
387 // Destructor
388 //
389 if (fLoader) {
390 delete fLoader;
391 }
392}
393
394//////////////////////////////////////////////////////////////
395Int_t AliRecInfoMaker::SetIO()
396{
397 //
398 // SetIO - Create the input trees
399 //
400 CreateTreeCmp();
401 if (!fTreeCmp) return 1;
402 fParamTPC = GetTPCParam();
403 //
404 if (!ConnectGenTree()) {
405 cerr<<"Cannot connect tree with generated tracks"<<endl;
406 return 1;
407 }
408 return 0;
409}
410
411//////////////////////////////////////////////////////////////
412
413Int_t AliRecInfoMaker::SetIO(Int_t eventNr)
414{
415 //
416 //
417 // SET INPUT
418 //
419 TFile f("AliESDs.root");
420 //
421
422 TTree* tree = (TTree*) f.Get("esdTree");
423 tree->SetBranchStatus("*",1);
424 fEvent = new AliESDEvent;
425
426 if (tree->GetBranch("ESD")){
427 // tree->SetBranchAddress("ESD", &fEvent);
428 // tree->SetBranchAddress("ESDfriend.",&fESDfriend);
429 // tree->GetEntry(eventNr);
430 // fEvent->SetESDfriend(fESDfriend);
431 }else{
432 fEvent->ReadFromTree(tree);
433 fESDfriend = (AliESDfriend*)fEvent->FindListObject("AliESDfriend");
434 tree->GetEntry(eventNr);
435 fEvent->SetESDfriend(fESDfriend);
436 }
437
438
439
440 if (!fEvent) return 1;
441
442 return 0;
443}
444
445
446
447////////////////////////////////////////////////////////////////////////
448void AliRecInfoMaker::Reset()
449{
450 //
451 // Reset the class
452 //
453 fEventNr = 0;
454 fNEvents = 0;
455 fTreeCmp = 0;
456 fTreeCmpKinks =0;
457 fTreeCmpV0 =0;
458 // fFnCmp = "cmpTracks.root";
459 fFileGenTracks = 0;
460 fDebug = 0;
461 //
462 fParamTPC = 0;
463 fEvent =0;
464}
465
466////////////////////////////////////////////////////////////////////////
467Int_t AliRecInfoMaker::Exec(Int_t nEvents, Int_t firstEventNr)
468{
469 //
470 // Exec comparison for subrange of events
471 //
472 fNEvents = nEvents;
473 fFirstEventNr = firstEventNr;
474 return Exec();
475}
476
477////////////////////////////////////////////////////////////////////////
478Int_t AliRecInfoMaker::Exec()
479{
480 //
481 // Exec comparison
482 //
483 TStopwatch timer;
484 timer.Start();
485
486 if (SetIO()==1)
487 return 1;
488
489 fNextTreeGenEntryToRead = 0;
490 fNextKinkToRead = 0;
491 fNextV0ToRead =0;
492 cerr<<"fFirstEventNr, fNEvents: "<<fFirstEventNr<<" "<<fNEvents<<endl;
493 for (Int_t eventNr = fFirstEventNr; eventNr < fFirstEventNr+fNEvents;
494 eventNr++) {
495 fEventNr = eventNr;
496 SetIO(fEventNr);
497 fNParticles = gAlice->GetEvent(fEventNr);
498
499 fIndexRecTracks = new Short_t[fNParticles*20]; //write at maximum 4 tracks corresponding to particle
500 fIndexRecKinks = new Short_t[fNParticles*20]; //write at maximum 20 tracks corresponding to particle
501 fIndexRecV0 = new Short_t[fNParticles*20]; //write at maximum 20 tracks corresponding to particle
502
503 fFakeRecTracks = new Short_t[fNParticles];
504 fMultiRecTracks = new Short_t[fNParticles];
505 fMultiRecKinks = new Short_t[fNParticles];
506 fMultiRecV0 = new Short_t[fNParticles];
507
508 for (Int_t i = 0; i<fNParticles; i++) {
509 for (Int_t j=0;j<20;j++){
510 fIndexRecTracks[20*i+j] = -1;
511 fIndexRecKinks[20*i+j] = -1;
512 fIndexRecV0[20*i+j] = -1;
513 }
514 fFakeRecTracks[i] = 0;
515 fMultiRecTracks[i] = 0;
516 fMultiRecKinks[i] = 0;
517 fMultiRecV0[i] = 0;
518 }
519
520 cout<<"Start to process event "<<fEventNr<<endl;
521 cout<<"\tfNParticles = "<<fNParticles<<endl;
522 if (fDebug>2) cout<<"\tStart loop over TreeT"<<endl;
523 if (TreeTLoop()>0) return 1;
524
525 if (fDebug>2) cout<<"\tStart loop over tree genTracks"<<endl;
526 if (TreeGenLoop(eventNr)>0) return 1;
527 //BuildKinkInfo0(eventNr);
528 BuildV0Info(eventNr); // no V0 info for a moment
529 fRecArray->Delete();
530
531 if (fDebug>2) cout<<"\tEnd loop over tree genTracks"<<endl;
532
533 delete [] fIndexRecTracks;
534 delete [] fIndexRecKinks;
535 delete [] fIndexRecV0;
536 delete [] fFakeRecTracks;
537 delete [] fMultiRecTracks;
538 delete [] fMultiRecKinks;
539 delete [] fMultiRecV0;
540 }
541
542 CloseOutputFile();
543
544 cerr<<"Exec finished"<<endl;
545 timer.Stop();
546 timer.Print();
547 return 0;
548
549}
550////////////////////////////////////////////////////////////////////////
551Bool_t AliRecInfoMaker::ConnectGenTree()
552{
553//
554// connect all branches from the genTracksTree
555// use the same variables as for the new cmp tree, it may work
556//
557 fFileGenTracks = TFile::Open(fFnGenTracks,"READ");
558 if (!fFileGenTracks) {
559 cerr<<"Error in ConnectGenTree: cannot open file "<<fFnGenTracks<<endl;
560 return kFALSE;
561 }
562 fTreeGenTracks = (TTree*)fFileGenTracks->Get("genTracksTree");
563 if (!fTreeGenTracks) {
564 cerr<<"Error in ConnectGenTree: cannot find genTracksTree in the file "
565 <<fFnGenTracks<<endl;
566 return kFALSE;
567 }
568 //
569 fMCInfo = new AliMCInfo;
570 fTreeGenTracks->SetBranchAddress("MC",&fMCInfo);
571 //
572 //
573 fTreeGenKinks = (TTree*)fFileGenTracks->Get("genKinksTree");
574 if (!fTreeGenKinks) {
575 cerr<<"Error in ConnectGenTree: cannot find genTracksTree in the file "
576 <<fFnGenTracks<<endl;
577 //return kFALSE;
578 }
579 else{
580 fGenKinkInfo = new AliGenKinkInfo;
581 fTreeGenKinks->SetBranchAddress("MC",&fGenKinkInfo);
582 }
583
584 fTreeGenV0 = (TTree*)fFileGenTracks->Get("genV0Tree");
585 if (!fTreeGenV0) {
586 cerr<<"Error in ConnectGenTree: cannot find genTracksTree in the file "
587 <<fFnGenTracks<<endl;
588 //return kFALSE;
589 }
590 else{
591 fGenV0Info = new AliGenV0Info;
592 fTreeGenV0->SetBranchAddress("MC",&fGenV0Info);
593 }
594 //
595 if (fDebug > 1) {
596 cout<<"Number of gen. tracks with TR: "<<fTreeGenTracks->GetEntries()<<endl;
597 }
598 return kTRUE;
599}
600
601
602////////////////////////////////////////////////////////////////////////
603void AliRecInfoMaker::CreateTreeCmp()
604{
605 //
606 // Create file and tree with comparison information
607 //
608 fFileCmp = TFile::Open(fFnCmp,"RECREATE");
609 if (!fFileCmp) {
610 cerr<<"Error in CreateTreeCmp: cannot open file "<<fFnCmp<<endl;
611 return;
612 }
613 //
614 //
615 fTreeCmp = new TTree("ESDcmpTracks","ESDcmpTracks");
616 fMCInfo = new AliMCInfo;
617 fRecInfo = new AliESDRecInfo;
618 AliESDtrack * esdTrack = new AliESDtrack;
619 // AliITStrackMI * itsTrack = new AliITStrackMI;
620 fTreeCmp->Branch("MC","AliMCInfo",&fMCInfo,256000);
621 fTreeCmp->Branch("RC","AliESDRecInfo",&fRecInfo,256000);
622 // fTreeCmp->Branch("ITS","AliITStrackMI",&itsTrack);
623 delete esdTrack;
624 //
625 //
626 fTreeCmpKinks = new TTree("ESDcmpKinks","ESDcmpKinks");
627 fGenKinkInfo = new AliGenKinkInfo;
628 fRecKinkInfo = new AliESDRecKinkInfo;
629 fTreeCmpKinks->Branch("MC.","AliGenKinkInfo",&fGenKinkInfo,256000);
630 fTreeCmpKinks->Branch("RC.","AliESDRecKinkInfo",&fRecKinkInfo,256000);
631 //
632 //
633 fTreeCmpV0 = new TTree("ESDcmpV0","ESDcmpV0");
634 fGenV0Info = new AliGenV0Info;
635 fRecV0Info = new AliESDRecV0Info;
636 fTreeCmpV0->Branch("MC.","AliGenV0Info", &fGenV0Info,256000);
637 fTreeCmpV0->Branch("RC.","AliESDRecV0Info",&fRecV0Info,256000);
638 //
639 fTreeCmp->AutoSave();
640 fTreeCmpKinks->AutoSave();
641 fTreeCmpV0->AutoSave();
642}
643
644////////////////////////////////////////////////////////////////////////
645void AliRecInfoMaker::CloseOutputFile()
646{
647 //
648 // Close output file
649 //
650
651 if (!fFileCmp) {
652 cerr<<"File "<<fFnCmp<<" not found as an open file."<<endl;
653 return;
654 }
655 fFileCmp->cd();
656 fTreeCmp->Write();
657 delete fTreeCmp;
658
659 fFileCmp->Close();
660 delete fFileCmp;
661 return;
662}
663////////////////////////////////////////////////////////////////////////
664
665TVector3 AliRecInfoMaker::TR2Local(AliTrackReference *trackRef,
666 AliTPCParam *paramTPC) {
667
668 //
669 // Transform position to the local coord frame
670 //
671
672 Float_t x[3] = { trackRef->X(),trackRef->Y(),trackRef->Z()};
673 Int_t index[4];
674 paramTPC->Transform0to1(x,index);
675 paramTPC->Transform1to2Ideal(x,index);
676 return TVector3(x);
677}
678////////////////////////////////////////////////////////////////////////
679
680Int_t AliRecInfoMaker::TreeTLoop()
681{
682 //
683 // loop over all ESD reconstructed tracks and store info in memory
684 //
685 // + loop over all reconstructed kinks
686 TStopwatch timer;
687 timer.Start();
688 //
689 Int_t nEntries = (Int_t)fEvent->GetNumberOfTracks();
690 Int_t nKinks = (Int_t) fEvent->GetNumberOfKinks();
691 Int_t nV0MIs = (Int_t) fEvent->GetNumberOfV0s();
692 fSignedKinks = new Short_t[nKinks];
693 fSignedV0 = new Short_t[nV0MIs];
694 //
695 // load kinks to the memory
696 for (Int_t i=0; i<nKinks;i++){
697 // AliESDkink * kink =
698 fEvent->GetKink(i);
699 fSignedKinks[i]=0;
700 }
701 //
702 for (Int_t i=0; i<nV0MIs;i++){
703 //AliV0 * v0MI =
704 (AliV0*)fEvent->GetV0(i);
705 fSignedV0[i]=0;
706 }
707
708 //
709 //
710 AliESDtrack * track=0;
711 for (Int_t iEntry=0; iEntry<nEntries;iEntry++){
712 track = (AliESDtrack*)fEvent->GetTrack(iEntry);
713 //
714 Int_t label = track->GetLabel();
715 Int_t absLabel = abs(label);
716 if (absLabel < fNParticles) {
717 // fIndexRecTracks[absLabel] = iEntry;
718 if (label < 0) fFakeRecTracks[absLabel]++;
719 if (fMultiRecTracks[absLabel]>0){
720 if (fMultiRecTracks[absLabel]<20)
721 fIndexRecTracks[absLabel*20+fMultiRecTracks[absLabel]] = iEntry;
722 }
723 else
724 fIndexRecTracks[absLabel*20] = iEntry;
725 fMultiRecTracks[absLabel]++;
726 }
727 }
728 // sort reconstructed kinks
729 //
730 AliESDkink * kink=0;
731 for (Int_t iEntry=0; iEntry<nKinks;iEntry++){
732 kink = (AliESDkink*)fEvent->GetKink(iEntry);
733 if (!kink) continue;
734 //
735 Int_t label0 = TMath::Abs(kink->GetLabel(0));
736 Int_t label1 = TMath::Abs(kink->GetLabel(1));
737 Int_t absLabel = TMath::Min(label0,label1);
738 if (absLabel < fNParticles) {
739 if (fMultiRecKinks[absLabel]>0){
740 if (fMultiRecKinks[absLabel]<20)
741 fIndexRecKinks[absLabel*20+fMultiRecKinks[absLabel]] = iEntry;
742 }
743 else
744 fIndexRecKinks[absLabel*20] = iEntry;
745 fMultiRecKinks[absLabel]++;
746 }
747 }
748 // --sort reconstructed V0
749 //
750 AliV0 * v0MI=0;
751 for (Int_t iEntry=0; iEntry<nV0MIs;iEntry++){
752 v0MI = (AliV0*)fEvent->GetV0(iEntry);
753 if (!v0MI) continue;
754 //
755 //
756 //
757 //Int_t label0 = TMath::Abs(v0MI->GetLabel(0));
758 //Int_t label1 = TMath::Abs(v0MI->GetLabel(1));
759 AliESDtrack * trackn = fEvent->GetTrack((v0MI->GetNindex()));
760 AliESDtrack * trackp = fEvent->GetTrack((v0MI->GetPindex()));
761 Int_t labels[2]={-1,-1};
762 labels[0] = (trackn==0) ? -1 : TMath::Abs(trackn->GetLabel());
763 labels[1] = (trackp==0) ? -1 : TMath::Abs(trackp->GetLabel());
764 //
765 for (Int_t i=0;i<2;i++){
766 Int_t absLabel = TMath::Abs(labels[i]);
767 if (absLabel < fNParticles) {
768 if (fMultiRecV0[absLabel]>0){
769 if (fMultiRecV0[absLabel]<20)
770 fIndexRecV0[absLabel*20+fMultiRecV0[absLabel]] = iEntry;
771 }
772 else
773 fIndexRecV0[absLabel*20] = iEntry;
774 fMultiRecV0[absLabel]++;
775 }
776 }
777 }
778
779
780 printf("Time spended in TreeTLoop\n");
781 timer.Print();
782
783 if (fDebug > 2) cerr<<"end of TreeTLoop"<<endl;
784 return 0;
785}
786
787////////////////////////////////////////////////////////////////////////
788Int_t AliRecInfoMaker::TreeGenLoop(Int_t eventNr)
789{
790//
791// loop over all entries for a given event, find corresponding
792// rec. track and store in the fTreeCmp
793//
794 TStopwatch timer;
795 timer.Start();
796 Int_t entry = fNextTreeGenEntryToRead;
797 Double_t nParticlesTR = fTreeGenTracks->GetEntriesFast();
798 cerr<<"fNParticles, nParticlesTR, fNextTreeGenEntryToRead: "<<fNParticles<<" "
799 <<nParticlesTR<<" "<<fNextTreeGenEntryToRead<<endl;
800 TBranch * branch = fTreeCmp->GetBranch("RC");
801 // TBranch * branchF = fTreeCmp->GetBranch("F");
802
803 branch->SetAddress(&fRecInfo); // set all pointers
804 fRecArray = new TObjArray(fNParticles);
805 AliESDtrack dummytrack; //
806 AliESDfriendTrack dummytrackF; //
807
808 while (entry < nParticlesTR) {
809 fTreeGenTracks->GetEntry(entry);
810 entry++;
811 if (eventNr < fMCInfo->fEventNr) continue;
812 if (eventNr > fMCInfo->fEventNr) continue;
813 if (fMCInfo->GetCharge()==0) continue;
814 //
815 fNextTreeGenEntryToRead = entry-1;
816 if (fDebug > 2 && fMCInfo->fLabel < 10) {
817 cerr<<"Fill track with a label "<<fMCInfo->fLabel<<endl;
818 }
819 // if (fMCInfo->fNTPCRef<1) continue; // not TPCref
820 //
821 fRecInfo->Reset();
822 AliESDtrack * track=0;
823 fRecInfo->fReconstructed =0;
824 TVector3 local = TR2Local(&(fMCInfo->fTrackRef),fParamTPC);
825 local.GetXYZ(fRecInfo->fTRLocalCoord);
826 //
827 if (fIndexRecTracks[fMCInfo->fLabel*20] >= 0) {
828 track= (AliESDtrack*)fEvent->GetTrack(fIndexRecTracks[fMCInfo->fLabel*20]);
829 //
830 //
831 // find nearest track if multifound
832 //Int_t sign = Int_t(track->GetSign()*fMCInfo->fCharge);
833 //
834 Int_t status = 0;
835 if ((track->GetStatus()&AliESDtrack::kITSrefit)>0) status++;
836 if ((track->GetStatus()&AliESDtrack::kTPCrefit)>0) status++;
837 if ((track->GetStatus()&AliESDtrack::kTRDrefit)>0) status++;
838
839 //
840 if (fIndexRecTracks[fMCInfo->fLabel*20+1]>0){
841 //
842 Double_t p[3];
843 track->GetInnerPxPyPz(p);
844 Float_t maxp = p[0]*p[0]+p[1]*p[1]+p[2]*p[2];
845 //
846 for (Int_t i=1;i<20;i++){
847 if (fIndexRecTracks[fMCInfo->fLabel*20+i]>=0){
848 AliESDtrack * track2 = (AliESDtrack*)fEvent->GetTrack(fIndexRecTracks[fMCInfo->fLabel*20+i]);
849 if (!track2) continue;
850 //Int_t sign2 = track->GetSign()*fMCInfo->fCharge; //
851 //if (sign2<0) continue;
852 track2->GetInnerPxPyPz(p);
853 Float_t mom = p[0]*p[0]+p[1]*p[1]+p[2]*p[2];
854 /*
855 if (sign<0){
856 sign = sign2;
857 track = track2;
858 maxp = mom;
859 continue;
860 }
861 */
862 //
863 Int_t status2 = 0;
864 if ((track2->GetStatus()&AliESDtrack::kITSrefit)>0) status2++;
865 if ((track2->GetStatus()&AliESDtrack::kTPCrefit)>0) status2++;
866 if ((track2->GetStatus()&AliESDtrack::kTRDrefit)>0) status2++;
867 if (status2<status) continue;
868 //
869 if (mom<maxp) continue;
870 maxp = mom;
871 track = track2;
872 //
873 }
874 }
875 }
876 //
877 if (track) {
878 fRecInfo->SetESDtrack(track);
879 }else{
880 fRecInfo->SetESDtrack(&dummytrack);
881 }
882 //
883
884 fRecInfo->fReconstructed = 1;
885 fRecInfo->fFake = fFakeRecTracks[fMCInfo->fLabel];
886 fRecInfo->fMultiple = fMultiRecTracks[fMCInfo->fLabel];
887 //
888 fRecInfo->Update(fMCInfo,fParamTPC,kTRUE);
889 }
890 else{
891 fRecInfo->SetESDtrack(&dummytrack);
892 fRecInfo->Update(fMCInfo,fParamTPC,kFALSE);
893 }
894 fRecArray->AddAt(new AliESDRecInfo(*fRecInfo),fMCInfo->fLabel);
895 fTreeCmp->Fill();
896 }
897 fTreeCmp->AutoSave();
898 printf("Time spended in TreeGenLoop\n");
899 timer.Print();
900 if (fDebug > 2) cerr<<"end of TreeGenLoop"<<endl;
901
902 return 0;
903}
904
905
906
907////////////////////////////////////////////////////////////////////////
908////////////////////////////////////////////////////////////////////////
909////////////////////////////////////////////////////////////////////////
910Int_t AliRecInfoMaker::BuildKinkInfo0(Int_t eventNr)
911{
912//
913// loop over all entries for a given event, find corresponding
914// rec. track and store in the fTreeCmp
915//
916 TStopwatch timer;
917 timer.Start();
918 Int_t entry = fNextKinkToRead;
919 Double_t nParticlesTR = fTreeGenKinks->GetEntriesFast();
920 cerr<<"fNParticles, nParticlesTR, fNextKinkToRead: "<<fNParticles<<" "
921 <<nParticlesTR<<" "<<fNextKinkToRead<<endl;
922 //
923 TBranch * branch = fTreeCmpKinks->GetBranch("RC.");
924 branch->SetAddress(&fRecKinkInfo); // set all pointers
925
926 //
927 while (entry < nParticlesTR) {
928 fTreeGenKinks->GetEntry(entry);
929 entry++;
930 if (eventNr < fGenKinkInfo->GetMinus().fEventNr) continue;
931 if (eventNr > fGenKinkInfo->GetMinus().fEventNr) continue;;
932 //
933 fNextKinkToRead = entry-1;
934 //
935 //
936 AliESDRecInfo* fRecInfo1 = (AliESDRecInfo*)fRecArray->At(fGenKinkInfo->GetMinus().fLabel);
937 AliESDRecInfo* fRecInfo2 = (AliESDRecInfo*)fRecArray->At(fGenKinkInfo->GetPlus().fLabel);
938 fRecKinkInfo->fT1 = (*fRecInfo1);
939 fRecKinkInfo->fT2 = (*fRecInfo2);
940 fRecKinkInfo->fStatus =0;
941 if (fRecInfo1 && fRecInfo1->fTPCOn) fRecKinkInfo->fStatus+=1;
942 if (fRecInfo2 && fRecInfo2->fTPCOn) fRecKinkInfo->fStatus+=2;
943 if (fRecKinkInfo->fStatus==3&&fRecInfo1->fSign!=fRecInfo2->fSign) fRecKinkInfo->fStatus*=-1;
944
945 if (fRecKinkInfo->fStatus==3){
946 fRecKinkInfo->Update();
947 }
948 Int_t label = TMath::Min(fGenKinkInfo->GetMinus().fLabel,fGenKinkInfo->GetPlus().fLabel);
949 Int_t label2 = TMath::Max(fGenKinkInfo->GetMinus().fLabel,fGenKinkInfo->GetPlus().fLabel);
950
951 AliESDkink *kink=0;
952 fRecKinkInfo->fRecStatus =0;
953 fRecKinkInfo->fMultiple = fMultiRecKinks[label];
954 fRecKinkInfo->fKinkMultiple=0;
955 //
956 if (fMultiRecKinks[label]>0){
957
958 // for (Int_t j=0;j<TMath::Min(fMultiRecKinks[label],100);j++){
959 for (Int_t j=TMath::Min(fMultiRecKinks[label],Short_t(20))-1;j>=0;j--){
960 Int_t index = fIndexRecKinks[label*20+j];
961 //AliESDkink *kink2 = (AliESDkink*)fKinks->At(index);
962 AliESDkink *kink2 = (AliESDkink*)fEvent->GetKink(index);
963 if (TMath::Abs(kink2->GetLabel(0))==label &&TMath::Abs(kink2->GetLabel(1))==label2) {
964 fRecKinkInfo->fKinkMultiple++;
965 fSignedKinks[index]=1;
966 Int_t c0=0;
967 if (kink){
968 // if (kink->fTRDOn) c0++;
969 //if (kink->fITSOn) c0++;
970 if (kink->GetStatus(2)>0) c0++;
971 if (kink->GetStatus(0)>0) c0++;
972 }
973 Int_t c2=0;
974 // if (kink2->fTRDOn) c2++;
975 //if (kink2->fITSOn) c2++;
976 if (kink2->GetStatus(2)>0) c2++;
977 if (kink2->GetStatus(0)>0) c2++;
978
979 if (c2<c0) continue;
980 kink =kink2;
981 }
982 if (TMath::Abs(kink2->GetLabel(1))==label &&TMath::Abs(kink2->GetLabel(0))==label2) {
983 fRecKinkInfo->fKinkMultiple++;
984 fSignedKinks[index]=1;
985 Int_t c0=0;
986 if (kink){
987 //if (kink->fTRDOn) c0++;
988 //if (kink->fITSOn) c0++;
989 if (kink->GetStatus(2)>0) c0++;
990 if (kink->GetStatus(0)>0) c0++;
991
992 }
993 Int_t c2=0;
994 // if (kink2->fTRDOn) c2++;
995 //if (kink2->fITSOn) c2++;
996 if (kink2->GetStatus(2)>0) c2++;
997 if (kink2->GetStatus(0)>0) c2++;
998
999 if (c2<c0) continue;
1000 kink =kink2;
1001 }
1002 }
1003 }
1004 if (kink){
1005 fRecKinkInfo->fKink = *kink;
1006 fRecKinkInfo->fRecStatus=1;
1007 }
1008 fTreeCmpKinks->Fill();
1009 }
1010 // Int_t nkinks = fKinks->GetEntriesFast();
1011 Int_t nkinks = fEvent->GetNumberOfKinks();
1012 for (Int_t i=0;i<nkinks;i++){
1013 if (fSignedKinks[i]==0){
1014 // AliESDkink *kink = (AliESDkink*)fKinks->At(i);
1015 AliESDkink *kink = (AliESDkink*)fEvent->GetKink(i);
1016 if (!kink) continue;
1017 //
1018 fRecKinkInfo->fKink = *kink;
1019 fRecKinkInfo->fRecStatus =-2;
1020 //
1021 AliESDRecInfo* fRecInfo1 = (AliESDRecInfo*)fRecArray->At(TMath::Abs(kink->GetLabel(0)));
1022 AliESDRecInfo* fRecInfo2 = (AliESDRecInfo*)fRecArray->At(TMath::Abs(kink->GetLabel(1)));
1023 if (fRecInfo1 && fRecInfo2){
1024 fRecKinkInfo->fT1 = (*fRecInfo1);
1025 fRecKinkInfo->fT2 = (*fRecInfo2);
1026 fRecKinkInfo->fRecStatus =-1;
1027 }
1028 fTreeCmpKinks->Fill();
1029 }
1030 }
1031
1032
1033 fTreeCmpKinks->AutoSave();
1034 printf("Time spended in BuilKinkInfo Loop\n");
1035 timer.Print();
1036 if (fDebug > 2) cerr<<"end of BuildKinkInfo Loop"<<endl;
1037 return 0;
1038}
1039
1040
1041
1042////////////////////////////////////////////////////////////////////////
1043////////////////////////////////////////////////////////////////////////
1044////////////////////////////////////////////////////////////////////////
1045
1046
1047
1048Int_t AliRecInfoMaker::BuildV0Info(Int_t eventNr)
1049{
1050//
1051// loop over all entries for a given event, find corresponding
1052// rec. track and store in the fTreeCmp
1053//
1054 static TDatabasePDG pdgtable;
1055
1056 TStopwatch timer;
1057 timer.Start();
1058 Int_t entry = fNextV0ToRead;
1059 Double_t nParticlesTR = fTreeGenV0->GetEntriesFast();
1060 cerr<<"fNParticles, nParticlesTR, fNextV0ToRead: "<<fNParticles<<" "
1061 <<nParticlesTR<<" "<<fNextV0ToRead<<endl;
1062 //
1063 TBranch * branch = fTreeCmpV0->GetBranch("RC.");
1064 branch->SetAddress(&fRecV0Info); // set all pointers
1065 const AliESDVertex * esdvertex = fEvent->GetVertex();
1066 Float_t vertex[3]= {esdvertex->GetXv(), esdvertex->GetYv(),esdvertex->GetZv()};
1067
1068 //
1069 while (entry < nParticlesTR) {
1070 fTreeGenV0->GetEntry(entry);
1071 entry++;
1072 fRecV0Info->Reset(); //reset all variables
1073 if (eventNr < fGenV0Info->GetMinus().fEventNr) continue;
1074 if (eventNr > fGenV0Info->GetMinus().fEventNr) continue;;
1075 //
1076 fNextV0ToRead = entry-1;
1077 //
1078 //
1079 AliESDRecInfo* fRecInfo1 = (AliESDRecInfo*)fRecArray->At(fGenV0Info->GetMinus().fLabel);
1080 AliESDRecInfo* fRecInfo2 = (AliESDRecInfo*)fRecArray->At(fGenV0Info->GetPlus().fLabel);
1081 if (fGenV0Info->GetMinus().fCharge*fGenV0Info->GetPlus().fCharge>0) continue; // interactions
1082 if (!fRecInfo1 || !fRecInfo2) continue;
1083 fRecV0Info->fT1 = (*fRecInfo1);
1084 fRecV0Info->fT2 = (*fRecInfo2);
1085 fRecV0Info->fV0Status =0;
1086 if (fRecInfo1 && fRecInfo1->fStatus[1]>0) fRecV0Info->fV0Status+=1;
1087 if (fRecInfo2 && fRecInfo2->fStatus[1]>0) fRecV0Info->fV0Status+=2;
1088
1089 if (fRecV0Info->fV0Status==3&&fRecInfo1->fSign==fRecInfo2->fSign) fRecV0Info->fV0Status*=-1;
1090
1091
1092 if (abs(fRecV0Info->fV0Status)==3){
1093 fRecV0Info->Update(vertex);
1094 {
1095 //
1096 // TPC V0 Info
1097 Double_t x,alpha, param[5],cov[15];
1098 if ( fRecV0Info->fT1.GetESDtrack()->GetInnerParam() && fRecV0Info->fT2.GetESDtrack()->GetInnerParam()){
1099 fRecV0Info->fT1.GetESDtrack()->GetInnerExternalParameters(alpha,x,param);
1100 fRecV0Info->fT1.GetESDtrack()->GetInnerExternalCovariance(cov);
1101 AliExternalTrackParam paramP(x,alpha,param,cov);
1102 //
1103 fRecV0Info->fT2.GetESDtrack()->GetInnerExternalParameters(alpha,x,param);
1104 fRecV0Info->fT2.GetESDtrack()->GetInnerExternalCovariance(cov);
1105 AliExternalTrackParam paramM(x,alpha,param,cov);
1106 //
1107 fRecV0Info->fV0tpc->SetParamN(paramM);
1108 fRecV0Info->fV0tpc->SetParamP(paramP);
1109 Double_t pid1[5],pid2[5];
1110 fRecV0Info->fT1.GetESDtrack()->GetESDpid(pid1);
1111 fRecV0Info->fT1.GetESDtrack()->GetESDpid(pid2);
1112 //
1113 //fRecV0Info->fV0tpc.UpdatePID(pid1,pid2);
1114 fRecV0Info->fV0tpc->Update(vertex);
1115
1116 //
1117 //
1118 fRecV0Info->fT1.GetESDtrack()->GetExternalParameters(x,param);
1119 fRecV0Info->fT1.GetESDtrack()->GetExternalCovariance(cov);
1120 alpha = fRecV0Info->fT1.GetESDtrack()->GetAlpha();
1121 new (&paramP) AliExternalTrackParam(x,alpha,param,cov);
1122 //
1123 fRecV0Info->fT2.GetESDtrack()->GetExternalParameters(x,param);
1124 fRecV0Info->fT2.GetESDtrack()->GetExternalCovariance(cov);
1125 alpha = fRecV0Info->fT2.GetESDtrack()->GetAlpha();
1126 new (&paramM) AliExternalTrackParam(x,alpha,param,cov);
1127 //
1128 fRecV0Info->fV0its->SetParamN(paramM);
1129 fRecV0Info->fV0its->SetParamP(paramP);
1130 // fRecV0Info->fV0its.UpdatePID(pid1,pid2);
1131 fRecV0Info->fV0its->Update(vertex);
1132 }
1133 }
1134 //
1135 // ????
1136 //
1137 if (TMath::Abs(fGenV0Info->GetMinus().fPdg)==11 &&TMath::Abs(fGenV0Info->GetPlus().fPdg)==11){
1138 if (fRecV0Info->fDist2>10){
1139 fRecV0Info->Update(vertex);
1140 }
1141 if (fRecV0Info->fDist2>10){
1142 fRecV0Info->Update(vertex);
1143 }
1144 }
1145 }
1146 //
1147 // take the V0 from reconstruction
1148
1149 Int_t label = TMath::Min(fGenV0Info->GetMinus().fLabel,fGenV0Info->GetPlus().fLabel);
1150 Int_t label2 = TMath::Max(fGenV0Info->GetMinus().fLabel,fGenV0Info->GetPlus().fLabel);
1151 AliV0 *v0MI=0;
1152 AliV0 *v0MIOff=0;
1153 fRecV0Info->fRecStatus =0;
1154 fRecV0Info->fMultiple = fMultiRecV0[label];
1155 fRecV0Info->fV0MultipleOn=0;
1156 fRecV0Info->fV0MultipleOff=0;
1157 //
1158 if (fMultiRecV0[label]>0 || fMultiRecV0[label2]>0){
1159
1160 // for (Int_t j=0;j<TMath::Min(fMultiRecV0s[label],100);j++){
1161 for (Int_t j=TMath::Min(fMultiRecV0[label],Short_t(20))-1;j>=0;j--){
1162 Int_t index = fIndexRecV0[label*20+j];
1163 if (index<0) continue;
1164 AliV0 *v0MI2 = (AliV0*)fEvent->GetV0(index);
1165 // get track labels
1166 AliESDtrack * trackn = fEvent->GetTrack((v0MI2->GetNindex()));
1167 AliESDtrack * trackp = fEvent->GetTrack((v0MI2->GetPindex()));
1168 Int_t vlabeln = (trackn==0) ? -1 : trackn->GetLabel();
1169 Int_t vlabelp = (trackp==0) ? -1 : trackp->GetLabel();
1170 fRecV0Info->fLab[0]=TMath::Abs(vlabelp);
1171 fRecV0Info->fLab[1]=TMath::Abs(vlabeln);
1172 //
1173 if (TMath::Abs(vlabeln)==label &&TMath::Abs(vlabelp)==label2) {
1174 if (v0MI2->GetOnFlyStatus()) {
1175 v0MI =v0MI2;
1176 fRecV0Info->fV0MultipleOn++;
1177 }else {
1178 v0MIOff = v0MI2;
1179 fRecV0Info->fV0MultipleOff++;
1180 }
1181 fSignedV0[index]=1;
1182 }
1183 if (TMath::Abs(vlabelp)==label &&TMath::Abs(vlabeln)==label2) {
1184 if (v0MI2->GetOnFlyStatus()){
1185 v0MI =v0MI2;
1186 fRecV0Info->fV0MultipleOn++;
1187 }else {
1188 v0MIOff = v0MI2;
1189 fRecV0Info->fV0MultipleOff++;
1190 }
1191 fSignedV0[index]=1;
1192 }
1193 }
1194 }
1195 if (v0MI){
1196 new (fRecV0Info->fV0rec) AliV0(*v0MI);
1197 fRecV0Info->fRecStatus=1;
1198 }
1199 if (v0MIOff){
1200 new (fRecV0Info->fV0recOff) AliV0(*v0MIOff);
1201 fRecV0Info->fRecStatus=1;
1202 }
1203 Int_t mpdg = fGenV0Info->GetMother().GetPdgCode();
1204 Float_t mass = ( pdgtable.GetParticle(mpdg)==0) ? 0 :pdgtable.GetParticle(mpdg)->Mass();
1205 fRecV0Info->UpdateKF(*esdvertex,
1206 fGenV0Info->GetPlus().GetPdg(),
1207 fGenV0Info->GetMinus().GetPdg(),
1208 mass);
1209 fTreeCmpV0->Fill();
1210 }
1211 //
1212 // write fake v0s
1213 //
1214 Int_t nV0MIs = fEvent->GetNumberOfV0s();
1215 for (Int_t i=0;i<nV0MIs;i++){
1216 if (fSignedV0[i]==0){
1217 AliV0 *v0MI = (AliV0*)fEvent->GetV0(i);
1218 if (!v0MI) continue;
1219 fRecV0Info->Reset(); //reset all variables
1220 //
1221 new (fRecV0Info->fV0rec) AliV0(*v0MI);
1222 fRecV0Info->fV0Status =-10;
1223 fRecV0Info->fRecStatus =-2;
1224 //
1225 AliESDtrack * trackn = fEvent->GetTrack((v0MI->GetNindex()));
1226 AliESDtrack * trackp = fEvent->GetTrack((v0MI->GetPindex()));
1227 Int_t vlabeln = (trackn==0) ? -1 : trackn->GetLabel();
1228 Int_t vlabelp = (trackp==0) ? -1 : trackp->GetLabel();
1229 fRecV0Info->fLab[0]=TMath::Abs(vlabelp);
1230 fRecV0Info->fLab[1]=TMath::Abs(vlabeln);
1231 if (TMath::Abs(fRecV0Info->fLab[0] - fRecV0Info->fLab[1])<2) continue;
1232 AliESDRecInfo* fRecInfo1 = (AliESDRecInfo*)fRecArray->At(TMath::Abs(vlabeln));
1233 AliESDRecInfo* fRecInfo2 = (AliESDRecInfo*)fRecArray->At(TMath::Abs(vlabelp));
1234 if (fRecInfo1 && fRecInfo2){
1235 fRecV0Info->fT1 = (*fRecInfo1);
1236 fRecV0Info->fT2 = (*fRecInfo2);
1237 fRecV0Info->fRecStatus =-1;
1238 }
1239 fRecV0Info->Update(vertex);
1240 fRecV0Info->UpdateKF(*esdvertex,211,211,0.49767);
1241 fTreeCmpV0->Fill();
1242 }
1243 }
1244
1245
1246
1247 fTreeCmpV0->AutoSave();
1248 printf("Time spended in BuilV0Info Loop\n");
1249 timer.Print();
1250 if (fDebug > 2) cerr<<"end of BuildV0Info Loop"<<endl;
1251 return 0;
1252}
1253////////////////////////////////////////////////////////////////////////
1254////////////////////////////////////////////////////////////////////////
1255
1256