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06d06fbb 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//
1a167b98 34AliRecInfoMaker *t2 = new AliRecInfoMaker("genTracks.root","cmpESDTracks.root","galice.root",0,0);
06d06fbb 35t2->Exec();
36
37
38TFile f("cmpESDTracks.root");
06d06fbb 39TTree * tree = (TTree*)f.Get("ESDcmpTracks");
1a167b98 40
41AliTreeDraw comp;
06d06fbb 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
c4d09608 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");
06d06fbb 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
c4d09608 96comp.T()->Draw("fESDtrack.fITSsignal/fESDtrack.fTPCsignal","fITSOn&&fTPCOn&&fESDtrack.fITSFakeRatio==0")
06d06fbb 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
c4d09608 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)
06d06fbb 110
111
c4d09608 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")
06d06fbb 116
c4d09608 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);
06d06fbb 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"
06d06fbb 142#include "TStopwatch.h"
06d06fbb 143#include "TVector3.h"
d390cc7e 144#include "TGeoManager.h"
9f3282ed 145//#include "Getline.h"
1a167b98 146//
06d06fbb 147//ALIROOT includes
1a167b98 148//
06d06fbb 149#include "AliRun.h"
06d06fbb 150#include "AliESDtrack.h"
06d06fbb 151#include "AliTPCParam.h"
152#include "AliTPC.h"
06d06fbb 153#include "AliTrackReference.h"
06d06fbb 154#include "AliTPCParamSR.h"
155#include "AliTracker.h"
1a167b98 156#include "AliESDEvent.h"
06d06fbb 157#include "AliESD.h"
158#include "AliESDfriend.h"
159#include "AliESDtrack.h"
160#include "AliTPCseed.h"
161#include "AliITStrackMI.h"
06d06fbb 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"
76472f75 169#include "AliMCInfo.h"
170#include "AliGenKinkInfo.h"
171#include "AliGenV0Info.h"
172
173
999d8278 174#include "AliESDRecInfo.h"
175#include "AliESDRecV0Info.h"
176#include "AliESDRecKinkInfo.h"
06d06fbb 177#include "AliRecInfoMaker.h"
178
179
180
181ClassImp(AliRecInfoMaker)
182
183
184
185
186AliTPCParam * AliRecInfoMaker::GetTPCParam(){
1a167b98 187 //
188 // create TPC param
189 //
06d06fbb 190 AliTPCParamSR * par = new AliTPCParamSR;
191 par->Update();
192 return par;
193}
194
195
196
52bbef74 197void AliRecInfoMaker::MakeAliases(TTree * tree)
06d06fbb 198{
199 //
200 // aliases definition
201 //
52bbef74 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");
06d06fbb 209
52bbef74 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.");
06d06fbb 211
52bbef74 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)");
06d06fbb 222}
223
224
06d06fbb 225////////////////////////////////////////////////////////////////////////
226AliRecInfoMaker::AliRecInfoMaker(const char* fnGenTracks,
cd875161 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
06d06fbb 276{
1a167b98 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
06d06fbb 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;
06d06fbb 296 //
297 fLoader = AliRunLoader::Open(fnGalice);
298 if (gAlice){
299 //delete gAlice->GetRunLoader();
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 AliMagF * magf = gAlice->Field();
323 AliTracker::SetFieldMap(magf,0);
d390cc7e 324 TGeoManager::Import("geometry.root");
325
06d06fbb 326
327}
cd875161 328////////////////////////////////////////////////////////////////////////
329AliRecInfoMaker::AliRecInfoMaker(const AliRecInfoMaker& /*info*/):
330
331 fEventNr(0), //! current event number
332 fNEvents(0), //! number of events to process
333 fFirstEventNr(0), //! first event to process
334 fFileCmp(0), //! output file with cmp tracks
335 fTreeCmp(0), //! output tree with cmp tracks
336 fTreeCmpKinks(0), //! output tree with cmp Kinks
337 fTreeCmpV0(0), //! output tree with cmp V0
338 //
339 fFileGenTracks(0), //! input files with generated tracks
340 fTreeGenTracks(0), //! tree with generated tracks
341 fTreeGenKinks(0), // tree with gen kinks
342 fTreeGenV0(0), // tree with gen V0
343 //
344 fLoader(0), //! pointer to the run loader
345 //
346 fIndexRecTracks(0), //! index of particle label in the TreeT_ESD
347 fFakeRecTracks(0), //! number of fake tracks
348 fMultiRecTracks(0), //! number of multiple reconstructions
349 //
350 fIndexRecKinks(0), //! index of particle label in treeesd
351 fMultiRecKinks(0), //! number of multiple reconstructions
352 fSignedKinks(0), //! indicator that kink was not fake
353 //
354 fIndexRecV0(0), //! index of particle label in treeesd
355 fMultiRecV0(0), //! number of multiple reconstructions
356 fSignedV0(0), //! indicator that kink was not fake
357 //
358 fRecArray(0), // container with rec infos
359 fEvent(0), //!event
360 fESDfriend(0), //!event friend
361 //
362 fParamTPC(0), //! AliTPCParam
363 fNParticles(0), //! number of particles in the input tree genTracks
364 fDebug(0), //! debug flag
365 fNextTreeGenEntryToRead(0), //! last entry already read from genTracks tree
366 fNextKinkToRead(0), //! last entry already read from genKinks tree
367 fNextV0ToRead(0), //! last entry already read from genV0 tree
368 //
369 fMCInfo(0), //! MC information writen per particle
370 fGenKinkInfo(0), //! MC information writen per Kink
371 fGenV0Info(0), //! MC information writen per Kink
372 fRecInfo(0), //! Rec. information writen per particle
373 fFriend(0), //! friend track
374 fRecKinkInfo(0), //! reconstructed kink info
375 fRecV0Info(0) //! reconstructed kink info
376{
377 //
378 // Dummy copu constructor
379 //
380}
381
382
06d06fbb 383
384
385////////////////////////////////////////////////////////////////////////
386AliRecInfoMaker::~AliRecInfoMaker()
387{
9f3282ed 388 //
389 // Destructor
390 //
06d06fbb 391 if (fLoader) {
392 delete fLoader;
393 }
394}
395
396//////////////////////////////////////////////////////////////
397Int_t AliRecInfoMaker::SetIO()
398{
399 //
9f3282ed 400 // SetIO - Create the input trees
401 //
06d06fbb 402 CreateTreeCmp();
403 if (!fTreeCmp) return 1;
404 fParamTPC = GetTPCParam();
405 //
406 if (!ConnectGenTree()) {
407 cerr<<"Cannot connect tree with generated tracks"<<endl;
408 return 1;
409 }
410 return 0;
411}
412
413//////////////////////////////////////////////////////////////
414
415Int_t AliRecInfoMaker::SetIO(Int_t eventNr)
416{
417 //
418 //
419 // SET INPUT
420 //
421 TFile f("AliESDs.root");
422 //
423
424 TTree* tree = (TTree*) f.Get("esdTree");
1a167b98 425 tree->SetBranchStatus("*",1);
426 fEvent = new AliESDEvent;
427
428 if (tree->GetBranch("ESD")){
429 // tree->SetBranchAddress("ESD", &fEvent);
430 // tree->SetBranchAddress("ESDfriend.",&fESDfriend);
431 // tree->GetEntry(eventNr);
432 // fEvent->SetESDfriend(fESDfriend);
433 }else{
434 fEvent->ReadFromTree(tree);
435 fESDfriend = (AliESDfriend*)fEvent->FindListObject("AliESDfriend");
06d06fbb 436 tree->GetEntry(eventNr);
1a167b98 437 fEvent->SetESDfriend(fESDfriend);
438 }
06d06fbb 439
1a167b98 440
06d06fbb 441
442 if (!fEvent) return 1;
443
444 return 0;
445}
446
447
448
449////////////////////////////////////////////////////////////////////////
450void AliRecInfoMaker::Reset()
451{
1a167b98 452 //
453 // Reset the class
454 //
06d06fbb 455 fEventNr = 0;
456 fNEvents = 0;
457 fTreeCmp = 0;
458 fTreeCmpKinks =0;
459 fTreeCmpV0 =0;
460 // fFnCmp = "cmpTracks.root";
461 fFileGenTracks = 0;
462 fDebug = 0;
463 //
464 fParamTPC = 0;
465 fEvent =0;
466}
467
468////////////////////////////////////////////////////////////////////////
469Int_t AliRecInfoMaker::Exec(Int_t nEvents, Int_t firstEventNr)
470{
1a167b98 471 //
472 // Exec comparison for subrange of events
473 //
06d06fbb 474 fNEvents = nEvents;
475 fFirstEventNr = firstEventNr;
476 return Exec();
477}
478
479////////////////////////////////////////////////////////////////////////
480Int_t AliRecInfoMaker::Exec()
481{
1a167b98 482 //
483 // Exec comparison
484 //
06d06fbb 485 TStopwatch timer;
486 timer.Start();
487
488 if (SetIO()==1)
489 return 1;
490
491 fNextTreeGenEntryToRead = 0;
492 fNextKinkToRead = 0;
493 fNextV0ToRead =0;
494 cerr<<"fFirstEventNr, fNEvents: "<<fFirstEventNr<<" "<<fNEvents<<endl;
495 for (Int_t eventNr = fFirstEventNr; eventNr < fFirstEventNr+fNEvents;
496 eventNr++) {
497 fEventNr = eventNr;
498 SetIO(fEventNr);
499 fNParticles = gAlice->GetEvent(fEventNr);
500
501 fIndexRecTracks = new Short_t[fNParticles*20]; //write at maximum 4 tracks corresponding to particle
502 fIndexRecKinks = new Short_t[fNParticles*20]; //write at maximum 20 tracks corresponding to particle
503 fIndexRecV0 = new Short_t[fNParticles*20]; //write at maximum 20 tracks corresponding to particle
504
505 fFakeRecTracks = new Short_t[fNParticles];
506 fMultiRecTracks = new Short_t[fNParticles];
507 fMultiRecKinks = new Short_t[fNParticles];
508 fMultiRecV0 = new Short_t[fNParticles];
509
510 for (Int_t i = 0; i<fNParticles; i++) {
511 for (Int_t j=0;j<20;j++){
512 fIndexRecTracks[20*i+j] = -1;
513 fIndexRecKinks[20*i+j] = -1;
514 fIndexRecV0[20*i+j] = -1;
515 }
516 fFakeRecTracks[i] = 0;
517 fMultiRecTracks[i] = 0;
518 fMultiRecKinks[i] = 0;
519 fMultiRecV0[i] = 0;
520 }
521
522 cout<<"Start to process event "<<fEventNr<<endl;
523 cout<<"\tfNParticles = "<<fNParticles<<endl;
524 if (fDebug>2) cout<<"\tStart loop over TreeT"<<endl;
525 if (TreeTLoop()>0) return 1;
526
527 if (fDebug>2) cout<<"\tStart loop over tree genTracks"<<endl;
528 if (TreeGenLoop(eventNr)>0) return 1;
d390cc7e 529 //BuildKinkInfo0(eventNr);
a1e6aa99 530 BuildV0Info(eventNr); // no V0 info for a moment
06d06fbb 531 fRecArray->Delete();
532
533 if (fDebug>2) cout<<"\tEnd loop over tree genTracks"<<endl;
534
535 delete [] fIndexRecTracks;
536 delete [] fIndexRecKinks;
537 delete [] fIndexRecV0;
538 delete [] fFakeRecTracks;
539 delete [] fMultiRecTracks;
540 delete [] fMultiRecKinks;
541 delete [] fMultiRecV0;
542 }
543
544 CloseOutputFile();
545
546 cerr<<"Exec finished"<<endl;
547 timer.Stop();
548 timer.Print();
549 return 0;
550
551}
552////////////////////////////////////////////////////////////////////////
553Bool_t AliRecInfoMaker::ConnectGenTree()
554{
555//
556// connect all branches from the genTracksTree
557// use the same variables as for the new cmp tree, it may work
558//
559 fFileGenTracks = TFile::Open(fFnGenTracks,"READ");
560 if (!fFileGenTracks) {
561 cerr<<"Error in ConnectGenTree: cannot open file "<<fFnGenTracks<<endl;
562 return kFALSE;
563 }
564 fTreeGenTracks = (TTree*)fFileGenTracks->Get("genTracksTree");
565 if (!fTreeGenTracks) {
566 cerr<<"Error in ConnectGenTree: cannot find genTracksTree in the file "
567 <<fFnGenTracks<<endl;
568 return kFALSE;
569 }
570 //
571 fMCInfo = new AliMCInfo;
572 fTreeGenTracks->SetBranchAddress("MC",&fMCInfo);
573 //
574 //
575 fTreeGenKinks = (TTree*)fFileGenTracks->Get("genKinksTree");
576 if (!fTreeGenKinks) {
577 cerr<<"Error in ConnectGenTree: cannot find genTracksTree in the file "
578 <<fFnGenTracks<<endl;
579 //return kFALSE;
580 }
581 else{
582 fGenKinkInfo = new AliGenKinkInfo;
583 fTreeGenKinks->SetBranchAddress("MC",&fGenKinkInfo);
584 }
585
586 fTreeGenV0 = (TTree*)fFileGenTracks->Get("genV0Tree");
587 if (!fTreeGenV0) {
588 cerr<<"Error in ConnectGenTree: cannot find genTracksTree in the file "
589 <<fFnGenTracks<<endl;
590 //return kFALSE;
591 }
592 else{
593 fGenV0Info = new AliGenV0Info;
594 fTreeGenV0->SetBranchAddress("MC",&fGenV0Info);
595 }
596 //
597 if (fDebug > 1) {
598 cout<<"Number of gen. tracks with TR: "<<fTreeGenTracks->GetEntries()<<endl;
599 }
600 return kTRUE;
601}
602
603
604////////////////////////////////////////////////////////////////////////
605void AliRecInfoMaker::CreateTreeCmp()
606{
1a167b98 607 //
608 // Create file and tree with comparison information
609 //
06d06fbb 610 fFileCmp = TFile::Open(fFnCmp,"RECREATE");
611 if (!fFileCmp) {
612 cerr<<"Error in CreateTreeCmp: cannot open file "<<fFnCmp<<endl;
613 return;
614 }
615 //
616 //
617 fTreeCmp = new TTree("ESDcmpTracks","ESDcmpTracks");
618 fMCInfo = new AliMCInfo;
619 fRecInfo = new AliESDRecInfo;
620 AliESDtrack * esdTrack = new AliESDtrack;
621 // AliITStrackMI * itsTrack = new AliITStrackMI;
622 fTreeCmp->Branch("MC","AliMCInfo",&fMCInfo,256000);
623 fTreeCmp->Branch("RC","AliESDRecInfo",&fRecInfo,256000);
624 // fTreeCmp->Branch("ITS","AliITStrackMI",&itsTrack);
625 delete esdTrack;
626 //
627 //
628 fTreeCmpKinks = new TTree("ESDcmpKinks","ESDcmpKinks");
629 fGenKinkInfo = new AliGenKinkInfo;
630 fRecKinkInfo = new AliESDRecKinkInfo;
631 fTreeCmpKinks->Branch("MC.","AliGenKinkInfo",&fGenKinkInfo,256000);
632 fTreeCmpKinks->Branch("RC.","AliESDRecKinkInfo",&fRecKinkInfo,256000);
633 //
634 //
635 fTreeCmpV0 = new TTree("ESDcmpV0","ESDcmpV0");
636 fGenV0Info = new AliGenV0Info;
637 fRecV0Info = new AliESDRecV0Info;
638 fTreeCmpV0->Branch("MC.","AliGenV0Info", &fGenV0Info,256000);
639 fTreeCmpV0->Branch("RC.","AliESDRecV0Info",&fRecV0Info,256000);
640 //
641 fTreeCmp->AutoSave();
642 fTreeCmpKinks->AutoSave();
643 fTreeCmpV0->AutoSave();
644}
1a167b98 645
06d06fbb 646////////////////////////////////////////////////////////////////////////
647void AliRecInfoMaker::CloseOutputFile()
648{
1a167b98 649 //
650 // Close output file
651 //
652
06d06fbb 653 if (!fFileCmp) {
654 cerr<<"File "<<fFnCmp<<" not found as an open file."<<endl;
655 return;
656 }
657 fFileCmp->cd();
658 fTreeCmp->Write();
659 delete fTreeCmp;
660
661 fFileCmp->Close();
662 delete fFileCmp;
663 return;
664}
665////////////////////////////////////////////////////////////////////////
666
667TVector3 AliRecInfoMaker::TR2Local(AliTrackReference *trackRef,
668 AliTPCParam *paramTPC) {
669
1a167b98 670 //
671 // Transform position to the local coord frame
672 //
673
06d06fbb 674 Float_t x[3] = { trackRef->X(),trackRef->Y(),trackRef->Z()};
675 Int_t index[4];
676 paramTPC->Transform0to1(x,index);
677 paramTPC->Transform1to2Ideal(x,index);
678 return TVector3(x);
679}
680////////////////////////////////////////////////////////////////////////
681
682Int_t AliRecInfoMaker::TreeTLoop()
683{
684 //
685 // loop over all ESD reconstructed tracks and store info in memory
686 //
687 // + loop over all reconstructed kinks
688 TStopwatch timer;
689 timer.Start();
690 //
691 Int_t nEntries = (Int_t)fEvent->GetNumberOfTracks();
692 Int_t nKinks = (Int_t) fEvent->GetNumberOfKinks();
693 Int_t nV0MIs = (Int_t) fEvent->GetNumberOfV0s();
694 fSignedKinks = new Short_t[nKinks];
695 fSignedV0 = new Short_t[nV0MIs];
696 //
697 // load kinks to the memory
698 for (Int_t i=0; i<nKinks;i++){
9f3282ed 699 // AliESDkink * kink =
700 fEvent->GetKink(i);
06d06fbb 701 fSignedKinks[i]=0;
702 }
703 //
704 for (Int_t i=0; i<nV0MIs;i++){
9f3282ed 705 //AliV0 * v0MI =
706 (AliV0*)fEvent->GetV0(i);
06d06fbb 707 fSignedV0[i]=0;
708 }
709
710 //
711 //
712 AliESDtrack * track=0;
713 for (Int_t iEntry=0; iEntry<nEntries;iEntry++){
06d06fbb 714 track = (AliESDtrack*)fEvent->GetTrack(iEntry);
715 //
716 Int_t label = track->GetLabel();
717 Int_t absLabel = abs(label);
718 if (absLabel < fNParticles) {
719 // fIndexRecTracks[absLabel] = iEntry;
720 if (label < 0) fFakeRecTracks[absLabel]++;
721 if (fMultiRecTracks[absLabel]>0){
722 if (fMultiRecTracks[absLabel]<20)
723 fIndexRecTracks[absLabel*20+fMultiRecTracks[absLabel]] = iEntry;
724 }
725 else
726 fIndexRecTracks[absLabel*20] = iEntry;
727 fMultiRecTracks[absLabel]++;
728 }
729 }
730 // sort reconstructed kinks
731 //
732 AliESDkink * kink=0;
733 for (Int_t iEntry=0; iEntry<nKinks;iEntry++){
734 kink = (AliESDkink*)fEvent->GetKink(iEntry);
735 if (!kink) continue;
736 //
737 Int_t label0 = TMath::Abs(kink->GetLabel(0));
738 Int_t label1 = TMath::Abs(kink->GetLabel(1));
739 Int_t absLabel = TMath::Min(label0,label1);
740 if (absLabel < fNParticles) {
741 if (fMultiRecKinks[absLabel]>0){
742 if (fMultiRecKinks[absLabel]<20)
743 fIndexRecKinks[absLabel*20+fMultiRecKinks[absLabel]] = iEntry;
744 }
745 else
746 fIndexRecKinks[absLabel*20] = iEntry;
747 fMultiRecKinks[absLabel]++;
748 }
749 }
750 // --sort reconstructed V0
751 //
f16481f0 752 AliV0 * v0MI=0;
753 for (Int_t iEntry=0; iEntry<nV0MIs;iEntry++){
754 v0MI = (AliV0*)fEvent->GetV0(iEntry);
755 if (!v0MI) continue;
756 //
757 //
758 //
759 //Int_t label0 = TMath::Abs(v0MI->GetLabel(0));
760 //Int_t label1 = TMath::Abs(v0MI->GetLabel(1));
761 AliESDtrack * trackn = fEvent->GetTrack((v0MI->GetNindex()));
762 AliESDtrack * trackp = fEvent->GetTrack((v0MI->GetPindex()));
763 Int_t labels[2]={-1,-1};
764 labels[0] = (trackn==0) ? -1 : trackn->GetLabel();
765 labels[1] = (trackp==0) ? -1 : trackp->GetLabel();
766 //
767 for (Int_t i=0;i<2;i++){
768 Int_t absLabel = labels[i];
769 if (absLabel < fNParticles) {
770 if (fMultiRecV0[absLabel]>0){
771 if (fMultiRecV0[absLabel]<20)
772 fIndexRecV0[absLabel*20+fMultiRecV0[absLabel]] = iEntry;
773 }
774 else
775 fIndexRecV0[absLabel*20] = iEntry;
776 fMultiRecV0[absLabel]++;
777 }
778 }
779 }
06d06fbb 780
781
782 printf("Time spended in TreeTLoop\n");
783 timer.Print();
784
785 if (fDebug > 2) cerr<<"end of TreeTLoop"<<endl;
786 return 0;
787}
788
789////////////////////////////////////////////////////////////////////////
790Int_t AliRecInfoMaker::TreeGenLoop(Int_t eventNr)
791{
792//
793// loop over all entries for a given event, find corresponding
794// rec. track and store in the fTreeCmp
795//
796 TStopwatch timer;
797 timer.Start();
798 Int_t entry = fNextTreeGenEntryToRead;
799 Double_t nParticlesTR = fTreeGenTracks->GetEntriesFast();
800 cerr<<"fNParticles, nParticlesTR, fNextTreeGenEntryToRead: "<<fNParticles<<" "
801 <<nParticlesTR<<" "<<fNextTreeGenEntryToRead<<endl;
802 TBranch * branch = fTreeCmp->GetBranch("RC");
1c91c693 803 // TBranch * branchF = fTreeCmp->GetBranch("F");
06d06fbb 804
805 branch->SetAddress(&fRecInfo); // set all pointers
806 fRecArray = new TObjArray(fNParticles);
807 AliESDtrack dummytrack; //
808 AliESDfriendTrack dummytrackF; //
809
810 while (entry < nParticlesTR) {
811 fTreeGenTracks->GetEntry(entry);
812 entry++;
813 if (eventNr < fMCInfo->fEventNr) continue;
d390cc7e 814 if (eventNr > fMCInfo->fEventNr) continue;
815 if (fMCInfo->GetCharge()==0) continue;
06d06fbb 816 //
817 fNextTreeGenEntryToRead = entry-1;
818 if (fDebug > 2 && fMCInfo->fLabel < 10) {
819 cerr<<"Fill track with a label "<<fMCInfo->fLabel<<endl;
820 }
821 // if (fMCInfo->fNTPCRef<1) continue; // not TPCref
822 //
823 fRecInfo->Reset();
824 AliESDtrack * track=0;
825 fRecInfo->fReconstructed =0;
826 TVector3 local = TR2Local(&(fMCInfo->fTrackRef),fParamTPC);
827 local.GetXYZ(fRecInfo->fTRLocalCoord);
828 //
829 if (fIndexRecTracks[fMCInfo->fLabel*20] >= 0) {
06d06fbb 830 track= (AliESDtrack*)fEvent->GetTrack(fIndexRecTracks[fMCInfo->fLabel*20]);
831 //
832 //
833 // find nearest track if multifound
834 //Int_t sign = Int_t(track->GetSign()*fMCInfo->fCharge);
835 //
836 Int_t status = 0;
837 if ((track->GetStatus()&AliESDtrack::kITSrefit)>0) status++;
838 if ((track->GetStatus()&AliESDtrack::kTPCrefit)>0) status++;
839 if ((track->GetStatus()&AliESDtrack::kTRDrefit)>0) status++;
840
841 //
842 if (fIndexRecTracks[fMCInfo->fLabel*20+1]>0){
843 //
844 Double_t p[3];
845 track->GetInnerPxPyPz(p);
846 Float_t maxp = p[0]*p[0]+p[1]*p[1]+p[2]*p[2];
847 //
848 for (Int_t i=1;i<20;i++){
849 if (fIndexRecTracks[fMCInfo->fLabel*20+i]>=0){
850 AliESDtrack * track2 = (AliESDtrack*)fEvent->GetTrack(fIndexRecTracks[fMCInfo->fLabel*20+i]);
851 if (!track2) continue;
852 //Int_t sign2 = track->GetSign()*fMCInfo->fCharge; //
853 //if (sign2<0) continue;
854 track2->GetInnerPxPyPz(p);
855 Float_t mom = p[0]*p[0]+p[1]*p[1]+p[2]*p[2];
856 /*
857 if (sign<0){
858 sign = sign2;
859 track = track2;
860 maxp = mom;
861 continue;
862 }
863 */
864 //
865 Int_t status2 = 0;
866 if ((track2->GetStatus()&AliESDtrack::kITSrefit)>0) status2++;
867 if ((track2->GetStatus()&AliESDtrack::kTPCrefit)>0) status2++;
868 if ((track2->GetStatus()&AliESDtrack::kTRDrefit)>0) status2++;
869 if (status2<status) continue;
870 //
871 if (mom<maxp) continue;
872 maxp = mom;
873 track = track2;
874 //
875 }
876 }
877 }
878 //
879 if (track) {
880 fRecInfo->SetESDtrack(track);
881 }else{
882 fRecInfo->SetESDtrack(&dummytrack);
883 }
884 //
885
886 fRecInfo->fReconstructed = 1;
887 fRecInfo->fFake = fFakeRecTracks[fMCInfo->fLabel];
888 fRecInfo->fMultiple = fMultiRecTracks[fMCInfo->fLabel];
889 //
1a167b98 890 fRecInfo->Update(fMCInfo,fParamTPC,kTRUE);
06d06fbb 891 }
892 else{
893 fRecInfo->SetESDtrack(&dummytrack);
1a167b98 894 fRecInfo->Update(fMCInfo,fParamTPC,kFALSE);
06d06fbb 895 }
896 fRecArray->AddAt(new AliESDRecInfo(*fRecInfo),fMCInfo->fLabel);
897 fTreeCmp->Fill();
898 }
899 fTreeCmp->AutoSave();
06d06fbb 900 printf("Time spended in TreeGenLoop\n");
901 timer.Print();
902 if (fDebug > 2) cerr<<"end of TreeGenLoop"<<endl;
903
904 return 0;
905}
906
907
908
909////////////////////////////////////////////////////////////////////////
910////////////////////////////////////////////////////////////////////////
911////////////////////////////////////////////////////////////////////////
912Int_t AliRecInfoMaker::BuildKinkInfo0(Int_t eventNr)
913{
914//
915// loop over all entries for a given event, find corresponding
916// rec. track and store in the fTreeCmp
917//
918 TStopwatch timer;
919 timer.Start();
920 Int_t entry = fNextKinkToRead;
921 Double_t nParticlesTR = fTreeGenKinks->GetEntriesFast();
922 cerr<<"fNParticles, nParticlesTR, fNextKinkToRead: "<<fNParticles<<" "
923 <<nParticlesTR<<" "<<fNextKinkToRead<<endl;
924 //
925 TBranch * branch = fTreeCmpKinks->GetBranch("RC.");
926 branch->SetAddress(&fRecKinkInfo); // set all pointers
927
928 //
929 while (entry < nParticlesTR) {
930 fTreeGenKinks->GetEntry(entry);
931 entry++;
932 if (eventNr < fGenKinkInfo->GetMinus().fEventNr) continue;
933 if (eventNr > fGenKinkInfo->GetMinus().fEventNr) continue;;
934 //
935 fNextKinkToRead = entry-1;
936 //
937 //
938 AliESDRecInfo* fRecInfo1 = (AliESDRecInfo*)fRecArray->At(fGenKinkInfo->GetMinus().fLabel);
939 AliESDRecInfo* fRecInfo2 = (AliESDRecInfo*)fRecArray->At(fGenKinkInfo->GetPlus().fLabel);
940 fRecKinkInfo->fT1 = (*fRecInfo1);
941 fRecKinkInfo->fT2 = (*fRecInfo2);
942 fRecKinkInfo->fStatus =0;
943 if (fRecInfo1 && fRecInfo1->fTPCOn) fRecKinkInfo->fStatus+=1;
944 if (fRecInfo2 && fRecInfo2->fTPCOn) fRecKinkInfo->fStatus+=2;
945 if (fRecKinkInfo->fStatus==3&&fRecInfo1->fSign!=fRecInfo2->fSign) fRecKinkInfo->fStatus*=-1;
946
947 if (fRecKinkInfo->fStatus==3){
948 fRecKinkInfo->Update();
949 }
950 Int_t label = TMath::Min(fGenKinkInfo->GetMinus().fLabel,fGenKinkInfo->GetPlus().fLabel);
951 Int_t label2 = TMath::Max(fGenKinkInfo->GetMinus().fLabel,fGenKinkInfo->GetPlus().fLabel);
952
953 AliESDkink *kink=0;
954 fRecKinkInfo->fRecStatus =0;
955 fRecKinkInfo->fMultiple = fMultiRecKinks[label];
956 fRecKinkInfo->fKinkMultiple=0;
957 //
958 if (fMultiRecKinks[label]>0){
959
960 // for (Int_t j=0;j<TMath::Min(fMultiRecKinks[label],100);j++){
961 for (Int_t j=TMath::Min(fMultiRecKinks[label],Short_t(20))-1;j>=0;j--){
962 Int_t index = fIndexRecKinks[label*20+j];
963 //AliESDkink *kink2 = (AliESDkink*)fKinks->At(index);
964 AliESDkink *kink2 = (AliESDkink*)fEvent->GetKink(index);
965 if (TMath::Abs(kink2->GetLabel(0))==label &&TMath::Abs(kink2->GetLabel(1))==label2) {
966 fRecKinkInfo->fKinkMultiple++;
967 fSignedKinks[index]=1;
968 Int_t c0=0;
969 if (kink){
970 // if (kink->fTRDOn) c0++;
971 //if (kink->fITSOn) c0++;
972 if (kink->GetStatus(2)>0) c0++;
973 if (kink->GetStatus(0)>0) c0++;
974 }
975 Int_t c2=0;
976 // if (kink2->fTRDOn) c2++;
977 //if (kink2->fITSOn) c2++;
978 if (kink2->GetStatus(2)>0) c2++;
979 if (kink2->GetStatus(0)>0) c2++;
980
981 if (c2<c0) continue;
982 kink =kink2;
983 }
984 if (TMath::Abs(kink2->GetLabel(1))==label &&TMath::Abs(kink2->GetLabel(0))==label2) {
985 fRecKinkInfo->fKinkMultiple++;
986 fSignedKinks[index]=1;
987 Int_t c0=0;
988 if (kink){
989 //if (kink->fTRDOn) c0++;
990 //if (kink->fITSOn) c0++;
991 if (kink->GetStatus(2)>0) c0++;
992 if (kink->GetStatus(0)>0) c0++;
993
994 }
995 Int_t c2=0;
996 // if (kink2->fTRDOn) c2++;
997 //if (kink2->fITSOn) c2++;
998 if (kink2->GetStatus(2)>0) c2++;
999 if (kink2->GetStatus(0)>0) c2++;
1000
1001 if (c2<c0) continue;
1002 kink =kink2;
1003 }
1004 }
1005 }
1006 if (kink){
1007 fRecKinkInfo->fKink = *kink;
1008 fRecKinkInfo->fRecStatus=1;
1009 }
1010 fTreeCmpKinks->Fill();
1011 }
1012 // Int_t nkinks = fKinks->GetEntriesFast();
1013 Int_t nkinks = fEvent->GetNumberOfKinks();
1014 for (Int_t i=0;i<nkinks;i++){
1015 if (fSignedKinks[i]==0){
1016 // AliESDkink *kink = (AliESDkink*)fKinks->At(i);
1017 AliESDkink *kink = (AliESDkink*)fEvent->GetKink(i);
1018 if (!kink) continue;
1019 //
1020 fRecKinkInfo->fKink = *kink;
1021 fRecKinkInfo->fRecStatus =-2;
1022 //
1023 AliESDRecInfo* fRecInfo1 = (AliESDRecInfo*)fRecArray->At(TMath::Abs(kink->GetLabel(0)));
1024 AliESDRecInfo* fRecInfo2 = (AliESDRecInfo*)fRecArray->At(TMath::Abs(kink->GetLabel(1)));
1025 if (fRecInfo1 && fRecInfo2){
1026 fRecKinkInfo->fT1 = (*fRecInfo1);
1027 fRecKinkInfo->fT2 = (*fRecInfo2);
1028 fRecKinkInfo->fRecStatus =-1;
1029 }
1030 fTreeCmpKinks->Fill();
1031 }
1032 }
1033
1034
1035 fTreeCmpKinks->AutoSave();
1036 printf("Time spended in BuilKinkInfo Loop\n");
1037 timer.Print();
1038 if (fDebug > 2) cerr<<"end of BuildKinkInfo Loop"<<endl;
1039 return 0;
1040}
1041
1042
1043
1044////////////////////////////////////////////////////////////////////////
1045////////////////////////////////////////////////////////////////////////
1046////////////////////////////////////////////////////////////////////////
1047
1048
1049
1050Int_t AliRecInfoMaker::BuildV0Info(Int_t eventNr)
1051{
1052//
1053// loop over all entries for a given event, find corresponding
1054// rec. track and store in the fTreeCmp
1055//
f16481f0 1056 static TDatabasePDG pdgtable;
1057
06d06fbb 1058 TStopwatch timer;
1059 timer.Start();
1060 Int_t entry = fNextV0ToRead;
1061 Double_t nParticlesTR = fTreeGenV0->GetEntriesFast();
1062 cerr<<"fNParticles, nParticlesTR, fNextV0ToRead: "<<fNParticles<<" "
1063 <<nParticlesTR<<" "<<fNextV0ToRead<<endl;
1064 //
1065 TBranch * branch = fTreeCmpV0->GetBranch("RC.");
1066 branch->SetAddress(&fRecV0Info); // set all pointers
1067 const AliESDVertex * esdvertex = fEvent->GetVertex();
1068 Float_t vertex[3]= {esdvertex->GetXv(), esdvertex->GetYv(),esdvertex->GetZv()};
1069
1070 //
1071 while (entry < nParticlesTR) {
1072 fTreeGenV0->GetEntry(entry);
1073 entry++;
1074 if (eventNr < fGenV0Info->GetMinus().fEventNr) continue;
1075 if (eventNr > fGenV0Info->GetMinus().fEventNr) continue;;
1076 //
1077 fNextV0ToRead = entry-1;
1078 //
1079 //
1080 AliESDRecInfo* fRecInfo1 = (AliESDRecInfo*)fRecArray->At(fGenV0Info->GetMinus().fLabel);
1081 AliESDRecInfo* fRecInfo2 = (AliESDRecInfo*)fRecArray->At(fGenV0Info->GetPlus().fLabel);
1082 if (fGenV0Info->GetMinus().fCharge*fGenV0Info->GetPlus().fCharge>0) continue; // interactions
1083 if (!fRecInfo1 || !fRecInfo2) continue;
1084 fRecV0Info->fT1 = (*fRecInfo1);
1085 fRecV0Info->fT2 = (*fRecInfo2);
1086 fRecV0Info->fV0Status =0;
1087 if (fRecInfo1 && fRecInfo1->fStatus[1]>0) fRecV0Info->fV0Status+=1;
1088 if (fRecInfo2 && fRecInfo2->fStatus[1]>0) fRecV0Info->fV0Status+=2;
1089
1090 if (fRecV0Info->fV0Status==3&&fRecInfo1->fSign==fRecInfo2->fSign) fRecV0Info->fV0Status*=-1;
1091
1092
1093 if (abs(fRecV0Info->fV0Status)==3){
1094 fRecV0Info->Update(vertex);
1095 {
1096 //
1097 // TPC V0 Info
1098 Double_t x,alpha, param[5],cov[15];
1099 if ( fRecV0Info->fT1.GetESDtrack()->GetInnerParam() && fRecV0Info->fT2.GetESDtrack()->GetInnerParam()){
1100 fRecV0Info->fT1.GetESDtrack()->GetInnerExternalParameters(alpha,x,param);
1101 fRecV0Info->fT1.GetESDtrack()->GetInnerExternalCovariance(cov);
1102 AliExternalTrackParam paramP(x,alpha,param,cov);
1103 //
1104 fRecV0Info->fT2.GetESDtrack()->GetInnerExternalParameters(alpha,x,param);
1105 fRecV0Info->fT2.GetESDtrack()->GetInnerExternalCovariance(cov);
1106 AliExternalTrackParam paramM(x,alpha,param,cov);
1107 //
1108 fRecV0Info->fV0tpc->SetParamN(paramM);
1109 fRecV0Info->fV0tpc->SetParamP(paramP);
1110 Double_t pid1[5],pid2[5];
1111 fRecV0Info->fT1.GetESDtrack()->GetESDpid(pid1);
1112 fRecV0Info->fT1.GetESDtrack()->GetESDpid(pid2);
1113 //
1114 //fRecV0Info->fV0tpc.UpdatePID(pid1,pid2);
1115 fRecV0Info->fV0tpc->Update(vertex);
1116
1117 //
1118 //
1119 fRecV0Info->fT1.GetESDtrack()->GetExternalParameters(x,param);
1120 fRecV0Info->fT1.GetESDtrack()->GetExternalCovariance(cov);
1121 alpha = fRecV0Info->fT1.GetESDtrack()->GetAlpha();
1122 new (&paramP) AliExternalTrackParam(x,alpha,param,cov);
1123 //
1124 fRecV0Info->fT2.GetESDtrack()->GetExternalParameters(x,param);
1125 fRecV0Info->fT2.GetESDtrack()->GetExternalCovariance(cov);
1126 alpha = fRecV0Info->fT2.GetESDtrack()->GetAlpha();
1127 new (&paramM) AliExternalTrackParam(x,alpha,param,cov);
1128 //
1129 fRecV0Info->fV0its->SetParamN(paramM);
1130 fRecV0Info->fV0its->SetParamP(paramP);
1131 // fRecV0Info->fV0its.UpdatePID(pid1,pid2);
1132 fRecV0Info->fV0its->Update(vertex);
1133 }
1134 }
f16481f0 1135 //
1136 // ????
1137 //
06d06fbb 1138 if (TMath::Abs(fGenV0Info->GetMinus().fPdg)==11 &&TMath::Abs(fGenV0Info->GetPlus().fPdg)==11){
1139 if (fRecV0Info->fDist2>10){
1140 fRecV0Info->Update(vertex);
1141 }
1142 if (fRecV0Info->fDist2>10){
1143 fRecV0Info->Update(vertex);
1144 }
1145 }
1146 }
1147 //
1148 // take the V0 from reconstruction
1149
1150 Int_t label = TMath::Min(fGenV0Info->GetMinus().fLabel,fGenV0Info->GetPlus().fLabel);
1151 Int_t label2 = TMath::Max(fGenV0Info->GetMinus().fLabel,fGenV0Info->GetPlus().fLabel);
1152 AliV0 *v0MI=0;
f16481f0 1153 AliV0 *v0MIOff=0;
06d06fbb 1154 fRecV0Info->fRecStatus =0;
1155 fRecV0Info->fMultiple = fMultiRecV0[label];
f16481f0 1156 fRecV0Info->fV0MultipleOn=0;
1157 fRecV0Info->fV0MultipleOff=0;
06d06fbb 1158 //
1159 if (fMultiRecV0[label]>0 || fMultiRecV0[label2]>0){
1160
1161 // for (Int_t j=0;j<TMath::Min(fMultiRecV0s[label],100);j++){
a1e6aa99 1162 for (Int_t j=TMath::Min(fMultiRecV0[label],Short_t(20))-1;j>=0;j--){
1163 Int_t index = fIndexRecV0[label*20+j];
1164 if (index<0) continue;
1165 AliV0 *v0MI2 = (AliV0*)fEvent->GetV0(index);
1166 // get track labels
1167 AliESDtrack * trackn = fEvent->GetTrack((v0MI2->GetNindex()));
1168 AliESDtrack * trackp = fEvent->GetTrack((v0MI2->GetPindex()));
1169 Int_t vlabeln = (trackn==0) ? -1 : trackn->GetLabel();
1170 Int_t vlabelp = (trackp==0) ? -1 : trackp->GetLabel();
1171 //
1172 if (TMath::Abs(vlabeln)==label &&TMath::Abs(vlabelp)==label2) {
f16481f0 1173 if (v0MI2->GetOnFlyStatus()) {
1174 v0MI =v0MI2;
1175 fRecV0Info->fV0MultipleOn++;
1176 }else {
1177 v0MIOff = v0MI2;
1178 fRecV0Info->fV0MultipleOff++;
1179 }
a1e6aa99 1180 fSignedV0[index]=1;
1181 }
1182 if (TMath::Abs(vlabelp)==label &&TMath::Abs(vlabeln)==label2) {
f16481f0 1183 if (v0MI2->GetOnFlyStatus()){
1184 v0MI =v0MI2;
1185 fRecV0Info->fV0MultipleOn++;
1186 }else {
1187 v0MIOff = v0MI2;
1188 fRecV0Info->fV0MultipleOff++;
1189 }
a1e6aa99 1190 fSignedV0[index]=1;
1191 }
1192 }
06d06fbb 1193 }
1194 if (v0MI){
f16481f0 1195 new (fRecV0Info->fV0rec) AliV0(*v0MI);
06d06fbb 1196 fRecV0Info->fRecStatus=1;
1197 }
f16481f0 1198 if (v0MIOff){
1199 new (fRecV0Info->fV0recOff) AliV0(*v0MIOff);
1200 fRecV0Info->fRecStatus=1;
1201 }
1202 Int_t mpdg = fGenV0Info->GetMother().GetPdgCode();
1203 Float_t mass = ( pdgtable.GetParticle(mpdg)==0) ? 0 :pdgtable.GetParticle(mpdg)->Mass();
1204 fRecV0Info->UpdateKF(*esdvertex,
1205 fGenV0Info->GetPlus().GetPdg(),
1206 fGenV0Info->GetMinus().GetPdg(),
1207 mass);
06d06fbb 1208 fTreeCmpV0->Fill();
1209 }
1210 //
1211 // write fake v0s
a1e6aa99 1212 //
f16481f0 1213 Int_t nV0MIs = fEvent->GetNumberOfV0s();
1214 for (Int_t i=0;i<nV0MIs;i++){
1215 if (fSignedV0[i]==0){
1216 AliV0 *v0MI = (AliV0*)fEvent->GetV0(i);
1217 if (!v0MI) continue;
1218 //
1219 new (fRecV0Info->fV0rec) AliV0(*v0MI);
1220 fRecV0Info->fV0Status =-10;
1221 fRecV0Info->fRecStatus =-2;
1222 //
1223 AliESDtrack * trackn = fEvent->GetTrack((v0MI->GetNindex()));
1224 AliESDtrack * trackp = fEvent->GetTrack((v0MI->GetPindex()));
1225 Int_t vlabeln = (trackn==0) ? -1 : trackn->GetLabel();
1226 Int_t vlabelp = (trackp==0) ? -1 : trackp->GetLabel();
1227
1228 AliESDRecInfo* fRecInfo1 = (AliESDRecInfo*)fRecArray->At(TMath::Abs(vlabeln));
1229 AliESDRecInfo* fRecInfo2 = (AliESDRecInfo*)fRecArray->At(TMath::Abs(vlabelp));
1230 if (fRecInfo1 && fRecInfo2){
1231 fRecV0Info->fT1 = (*fRecInfo1);
1232 fRecV0Info->fT2 = (*fRecInfo2);
1233 fRecV0Info->fRecStatus =-1;
1234 }
1235 fRecV0Info->Update(vertex);
1236 fRecV0Info->UpdateKF(*esdvertex,211,211,0.49767);
1237 fTreeCmpV0->Fill();
1238 }
1239 }
06d06fbb 1240
1241
1242
1243 fTreeCmpV0->AutoSave();
1244 printf("Time spended in BuilV0Info Loop\n");
1245 timer.Print();
1246 if (fDebug > 2) cerr<<"end of BuildV0Info Loop"<<endl;
1247 return 0;
1248}
1249////////////////////////////////////////////////////////////////////////
1250////////////////////////////////////////////////////////////////////////
1251
1252