1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
16 //--------------------------------------------------------------------//
18 // AliTOFtrackerV1 Class //
19 // Task: Perform association of the ESD tracks to TOF Clusters //
20 // and Update ESD track with associated TOF Cluster parameters //
22 // -- Authors : S. Arcelli, C. Zampolli (Bologna University and INFN) //
23 // -- Contacts: Annalisa.De.Caro@cern.ch //
24 // -- : Chiara.Zampolli@bo.infn.it //
25 // -- : Silvia.Arcelli@bo.infn.it //
27 //--------------------------------------------------------------------//
32 #include <TClonesArray.h>
38 #include "AliAlignObj.h"
39 #include "AliESDtrack.h"
40 #include "AliESDEvent.h"
42 #include "AliTrackPointArray.h"
44 #include "AliTOFcalib.h"
45 #include "AliTOFRecoParam.h"
46 #include "AliTOFcluster.h"
47 #include "AliTOFGeometry.h"
48 #include "AliTOFtrackerV1.h"
49 #include "AliTOFtrack.h"
51 #include "AliCDBManager.h"
55 ClassImp(AliTOFtrackerV1)
57 //_____________________________________________________________________________
58 AliTOFtrackerV1::AliTOFtrackerV1():
82 //AliTOFtrackerV1 main Ctor
84 // Read the reconstruction parameters from the OCDB
85 AliTOFcalib *calib = new AliTOFcalib();
86 fRecoParam = (AliTOFRecoParam*)calib->ReadRecParFromCDB("TOF/Calib",-1);
87 if(fRecoParam->GetApplyPbPbCuts())fRecoParam=fRecoParam->GetPbPbparam();
89 parPID[0]=fRecoParam->GetTimeResolution();
90 parPID[1]=fRecoParam->GetTimeNSigma();
91 fPid=new AliTOFpidESD(parPID);
96 //_____________________________________________________________________________
97 AliTOFtrackerV1::AliTOFtrackerV1(const AliTOFtrackerV1 &t):
119 fHRecSigYVsPWin(0x0),
122 //AliTOFtrackerV1 copy Ctor
126 fNseedsTOF=t.fNseedsTOF;
127 fngoodmatch=t.fngoodmatch;
128 fnbadmatch=t.fnbadmatch;
129 fnunmatch=t.fnunmatch;
131 fRecoParam=t.fRecoParam;
138 //_____________________________________________________________________________
139 AliTOFtrackerV1& AliTOFtrackerV1::operator=(const AliTOFtrackerV1 &t)
141 //AliTOFtrackerV1 assignment operator
143 this->fNseeds=t.fNseeds;
144 this->fNseedsTOF=t.fNseedsTOF;
145 this->fngoodmatch=t.fngoodmatch;
146 this->fnbadmatch=t.fnbadmatch;
147 this->fnunmatch=t.fnunmatch;
148 this->fnmatch=t.fnmatch;
149 this->fRecoParam = t.fRecoParam;
151 this->fSeeds=t.fSeeds;
152 this->fTracks=t.fTracks;
157 //_____________________________________________________________________________
158 AliTOFtrackerV1::~AliTOFtrackerV1() {
165 if(!(AliCDBManager::Instance()->GetCacheFlag())){
171 delete fHDigClusTime;
178 delete fHRecSigYVsPWin;
179 delete fHRecSigZVsPWin;
181 //_____________________________________________________________________________
182 Int_t AliTOFtrackerV1::PropagateBack(AliESDEvent* event) {
184 // Gets seeds from ESD event and Match with TOF Clusters
188 //Initialise some counters
197 Int_t ntrk=event->GetNumberOfTracks();
199 fSeeds= new TClonesArray("AliESDtrack",ntrk);
200 TClonesArray &aESDTrack = *fSeeds;
203 //Load ESD tracks into a local Array of ESD Seeds
205 for (Int_t i=0; i<fNseeds; i++) {
206 AliESDtrack *t=event->GetTrack(i);
207 new(aESDTrack[i]) AliESDtrack(*t);
210 //Prepare ESD tracks candidates for TOF Matching
216 AliInfo(Form("Number of matched tracks: %d",fnmatch));
217 AliInfo(Form("Number of good matched tracks: %d",fngoodmatch));
218 AliInfo(Form("Number of bad matched tracks: %d",fnbadmatch));
220 //Update the matched ESD tracks
222 for (Int_t i=0; i<ntrk; i++) {
223 AliESDtrack *t=event->GetTrack(i);
224 AliESDtrack *seed =(AliESDtrack*)fSeeds->UncheckedAt(i);
225 if(seed->GetTOFsignal()>0){
226 t->SetTOFsignal(seed->GetTOFsignal());
227 t->SetTOFcluster(seed->GetTOFcluster());
228 t->SetTOFsignalToT(seed->GetTOFsignalToT());
229 t->SetTOFsignalRaw(seed->GetTOFsignalRaw());
230 t->SetTOFsignalDz(seed->GetTOFsignalDz());
231 t->SetTOFCalChannel(seed->GetTOFCalChannel());
232 Int_t tlab[3]; seed->GetTOFLabel(tlab);
233 t->SetTOFLabel(tlab);
234 AliTOFtrack *track = new AliTOFtrack(*seed);
235 t->UpdateTrackParams(track,AliESDtrack::kTOFout);
240 //Handle Time Zero information
242 Double_t timeZero=0.;
243 Double_t timeZeroMax=99999.;
244 Bool_t usetimeZero = fRecoParam->UseTimeZero();
245 Bool_t timeZeroFromT0 = fRecoParam->GetTimeZerofromT0();
246 Bool_t timeZeroFromTOF = fRecoParam->GetTimeZerofromTOF();
248 AliDebug(1,Form("Use Time Zero?: %d",usetimeZero));
249 AliDebug(1,Form("Time Zero from T0? : %d",timeZeroFromT0));
250 AliDebug(1,Form("Time Zero From TOF? : %d",timeZeroFromTOF));
254 timeZero=GetTimeZerofromT0(event);
256 if(timeZeroFromTOF && (timeZero>timeZeroMax || !timeZeroFromT0)){
257 timeZero=GetTimeZerofromTOF(event);
260 AliDebug(2,Form("time Zero used in PID: %f",timeZero));
262 fPid->MakePID(event,timeZero);
277 //_________________________________________________________________________
278 void AliTOFtrackerV1::CollectESD() {
279 //prepare the set of ESD tracks to be matched to clusters in TOF
284 fTracks= new TClonesArray("AliTOFtrack");
285 TClonesArray &aTOFTrack = *fTracks;
286 for (Int_t i=0; i<fNseeds; i++) {
288 AliESDtrack *t =(AliESDtrack*)fSeeds->UncheckedAt(i);
289 if ((t->GetStatus()&AliESDtrack::kTPCout)==0)continue;
291 // TRD 'good' tracks, already propagated at 371 cm
293 AliTOFtrack *track = new AliTOFtrack(*t); // New
294 Double_t x = track->GetX(); //New
296 if (((t->GetStatus()&AliESDtrack::kTRDout)!=0 ) &&
297 ( x >= AliTOFGeometry::RinTOF()) ){
298 track->SetSeedIndex(i);
299 t->UpdateTrackParams(track,AliESDtrack::kTOFout);
300 new(aTOFTrack[fNseedsTOF]) AliTOFtrack(*track);
306 // Propagate the rest of TPCbp
309 if(track->PropagateToInnerTOF()){
310 track->SetSeedIndex(i);
311 t->UpdateTrackParams(track,AliESDtrack::kTOFout);
312 new(aTOFTrack[fNseedsTOF]) AliTOFtrack(*track);
320 AliInfo(Form("Number of TOF seeds %i",fNseedsTOF));
321 AliInfo(Form("Number of TOF seeds Type 1 %i",seedsTOF1));
322 AliInfo(Form("Number of TOF seeds Type 2 %i",seedsTOF2));
324 // Sort according uncertainties on track position
328 //_________________________________________________________________________
329 void AliTOFtrackerV1::MatchTracks( ){
331 //Match ESD tracks to clusters in TOF
335 // Parameters regulating the reconstruction
336 Float_t dY=AliTOFGeometry::XPad();
337 Float_t dZ=AliTOFGeometry::ZPad();
339 const Int_t kncmax = 100;
340 Float_t sensRadius = fRecoParam->GetSensRadius();
341 Float_t scaleFact = fRecoParam->GetWindowScaleFact();
342 Float_t dyMax=fRecoParam->GetWindowSizeMaxY();
343 Float_t dzMax=fRecoParam->GetWindowSizeMaxZ();
344 Double_t maxChi2=fRecoParam->GetMaxChi2();
345 Bool_t timeWalkCorr = fRecoParam->GetTimeWalkCorr();
346 AliDebug(1,"++++++++++++++TOF Reconstruction Parameters:++++++++++++ \n");
347 AliDebug(1,Form("TOF sens radius: %f",sensRadius));
348 AliDebug(1,Form("TOF Window scale factor: %f",scaleFact));
349 AliDebug(1,Form("TOF Window max dy: %f",dyMax));
350 AliDebug(1,Form("TOF Window max dz: %f",dzMax));
351 AliDebug(1,Form("TOF Max Chi2: %f",maxChi2));
352 AliDebug(1,Form("Time Walk Correction? : %d",timeWalkCorr));
357 for (Int_t iseed=0; iseed<fNseedsTOF; iseed++) {
359 AliTOFtrack *track =(AliTOFtrack*)fTracks->UncheckedAt(iseed);
360 AliESDtrack *t =(AliESDtrack*)fSeeds->UncheckedAt(track->GetSeedIndex());
361 if(t->GetTOFsignal()>0. ) continue;
362 AliTOFtrack *trackTOFin =new AliTOFtrack(*track);
364 // Determine a window around the track
365 Double_t x,par[5]; trackTOFin->GetExternalParameters(x,par);
366 Double_t cov[15]; trackTOFin->GetExternalCovariance(cov);
369 Double_t dz = scaleFact*3.*TMath::Sqrt(cov[2]+dZ*dZ/12);
370 Double_t dphi = scaleFact*3.*TMath::Sqrt(cov[0]+dY*dY/12.)/sensRadius;
372 Double_t phi=TMath::ATan2(par[0],x) + trackTOFin->GetAlpha();
373 if (phi<-TMath::Pi())phi+=2*TMath::Pi();
374 if (phi>=TMath::Pi())phi-=2*TMath::Pi();
376 //upper limit on window's size.
377 if(dz> dzMax) dz=dzMax;
378 if(dphi*sensRadius> dyMax) dphi=dyMax/sensRadius;
381 // find the clusters inside the selected window
383 AliTOFcluster *clusters[kncmax]; // pointers to the clusters in the window
384 Int_t index[kncmax];//to keep track of the cluster index
385 for (Int_t k=FindClusterIndex(z-dz); k<fN; k++) {
386 AliTOFcluster *c=fClusters[k];
388 if(c->GetZ() > z+dz) break;
389 if(c->IsUsed()) continue;
390 if(!c->GetStatus()) continue; // skip bad channels as declared in OCDB
391 Float_t xyz[3]; c->GetGlobalXYZ(xyz);
392 Double_t clPhi=TMath::ATan2(xyz[1],xyz[0]);
393 Double_t dph=TMath::Abs(clPhi-phi);
394 if (dph>TMath::Pi()) dph-=2.*TMath::Pi();
395 if (TMath::Abs(dph)>dphi) continue;
401 //start propagation: go to the average TOF pad middle plane at ~378.5 cm
403 Float_t xTOF = sensRadius;
404 Double_t ymax = xTOF*TMath::Tan(0.5*AliTOFGeometry::GetAlpha());
405 Bool_t skip = kFALSE;
406 Double_t ysect = trackTOFin->GetYat(xTOF,skip);
409 if (!trackTOFin->Rotate(AliTOFGeometry::GetAlpha())) {
412 } else if (ysect <-ymax) {
413 if (!trackTOFin->Rotate(AliTOFGeometry::GetAlpha())) {
417 if(!trackTOFin->PropagateTo(xTOF)) {
422 AliTOFcluster *bestCluster=0;
423 Double_t bestChi2=maxChi2;
425 for (Int_t i=0; i<nc; i++){
426 AliTOFcluster *c=clusters[i]; // one of the preselected clusters
427 Double_t chi2=trackTOFin->GetPredictedChi2((AliCluster3D*)c);
428 if (chi2 >= bestChi2) continue;
434 if (!bestCluster) { // no matching , go to the next track
443 (bestCluster->GetLabel(0)==TMath::Abs(trackTOFin->GetLabel()))
445 (bestCluster->GetLabel(1)==TMath::Abs(trackTOFin->GetLabel()))
447 (bestCluster->GetLabel(2)==TMath::Abs(trackTOFin->GetLabel()))
450 AliDebug(2,Form(" track label good %5i",trackTOFin->GetLabel()));
455 AliDebug(2,Form(" track label bad %5i",trackTOFin->GetLabel()));
458 //Propagate the track to the best matched cluster
459 trackTOFin->PropagateTo(bestCluster);
462 //now take the local distance in Z from the pad center for time walk correction
463 Float_t tiltangle = AliTOFGeometry::GetAngles(bestCluster->GetDetInd(1),bestCluster->GetDetInd(2))*TMath::DegToRad();
464 Double_t dzTW=trackTOFin->GetZ()-bestCluster->GetZ(); // in cm
465 dzTW/=TMath::Cos(tiltangle);
467 //update the ESD track and delete the TOFtrack
468 t->UpdateTrackParams(trackTOFin,AliESDtrack::kTOFout);
471 // Store quantities to be used in the TOF Calibration
472 Float_t tToT=AliTOFGeometry::ToTBinWidth()*bestCluster->GetToT()*1E-3; // in ns
473 t->SetTOFsignalToT(tToT);
474 Float_t rawTime=AliTOFGeometry::TdcBinWidth()*bestCluster->GetTDCRAW()+32; // RAW time,in ps
475 t->SetTOFsignalRaw(rawTime);
476 t->SetTOFsignalDz(dzTW);
477 AliDebug(2,Form(" Setting TOF raw time: %f z distance: %f time: %f = ",rawTime,dzTW));
479 ind[0]=bestCluster->GetDetInd(0);
480 ind[1]=bestCluster->GetDetInd(1);
481 ind[2]=bestCluster->GetDetInd(2);
482 ind[3]=bestCluster->GetDetInd(3);
483 ind[4]=bestCluster->GetDetInd(4);
484 Int_t calindex = AliTOFGeometry::GetIndex(ind);
485 t->SetTOFCalChannel(calindex);
487 // keep track of the track labels in the matched cluster
489 tlab[0]=bestCluster->GetLabel(0);
490 tlab[1]=bestCluster->GetLabel(1);
491 tlab[2]=bestCluster->GetLabel(2);
492 AliDebug(2,Form(" tdc time of the matched track %i = ",bestCluster->GetTDC()));
493 Double_t tof=AliTOFGeometry::TdcBinWidth()*bestCluster->GetTDC()+32; // in ps
494 AliDebug(2,Form(" tof time of the matched track: %f = ",tof));
495 Double_t tofcorr=tof;
496 if(timeWalkCorr)tofcorr=CorrectTimeWalk(dzTW,tof);
497 AliDebug(2,Form(" tof time of the matched track, after TW corr: %f = ",tofcorr));
498 //Set TOF time signal and pointer to the matched cluster
499 t->SetTOFsignal(tofcorr);
500 t->SetTOFcluster(idclus); // pointing to the recPoints tree
501 t->SetTOFLabel(tlab);
503 Double_t mom=t->GetP();
504 // Fill Reco-QA histos for Reconstruction
505 fHRecNClus->Fill(nc);
506 fHRecChi2->Fill(bestChi2);
507 fHRecDistZ->Fill(dzTW);
508 fHRecSigYVsP->Fill(mom,TMath::Sqrt(cov[0]));
509 fHRecSigZVsP->Fill(mom,TMath::Sqrt(cov[2]));
510 fHRecSigYVsPWin->Fill(mom,dphi*sensRadius);
511 fHRecSigZVsPWin->Fill(mom,dz);
513 // Fill Tree for on-the-fly offline Calibration
514 // no longer there - all info is in the ESDs now
519 //_________________________________________________________________________
520 Int_t AliTOFtrackerV1::LoadClusters(TTree *cTree) {
521 //--------------------------------------------------------------------
522 //This function loads the TOF clusters
523 //--------------------------------------------------------------------
525 Int_t npadX = AliTOFGeometry::NpadX();
526 Int_t npadZ = AliTOFGeometry::NpadZ();
527 Int_t nStripA = AliTOFGeometry::NStripA();
528 Int_t nStripB = AliTOFGeometry::NStripB();
529 Int_t nStripC = AliTOFGeometry::NStripC();
531 TBranch *branch=cTree->GetBranch("TOF");
533 AliError("can't get the branch with the TOF clusters !");
537 TClonesArray dummy("AliTOFcluster",10000), *clusters=&dummy;
538 branch->SetAddress(&clusters);
541 Int_t nc=clusters->GetEntriesFast();
542 fHDigNClus->Fill(nc);
544 for (Int_t i=0; i<nc; i++) {
545 AliTOFcluster *c=(AliTOFcluster*)clusters->UncheckedAt(i);
546 fClusters[i]=new AliTOFcluster(*c); fN++;
548 // Fill Digits QA histos
550 Int_t isector = c->GetDetInd(0);
551 Int_t iplate = c->GetDetInd(1);
552 Int_t istrip = c->GetDetInd(2);
553 Int_t ipadX = c->GetDetInd(4);
554 Int_t ipadZ = c->GetDetInd(3);
556 Float_t time =(AliTOFGeometry::TdcBinWidth()*c->GetTDC())*1E-3; // in ns
557 Float_t tot = (AliTOFGeometry::TdcBinWidth()*c->GetToT())*1E-3;//in ns
559 Int_t stripOffset = 0;
565 stripOffset = nStripC;
568 stripOffset = nStripC+nStripB;
571 stripOffset = nStripC+nStripB+nStripA;
574 stripOffset = nStripC+nStripB+nStripA+nStripB;
577 AliError(Form("Wrong plate number in TOF (%d) !",iplate));
580 Int_t zindex=npadZ*(istrip+stripOffset)+(ipadZ+1);
581 Int_t phiindex=npadX*isector+ipadX+1;
582 fHDigClusMap->Fill(zindex,phiindex);
583 fHDigClusTime->Fill(time);
584 fHDigClusToT->Fill(tot);
590 //_________________________________________________________________________
591 void AliTOFtrackerV1::UnloadClusters() {
592 //--------------------------------------------------------------------
593 //This function unloads TOF clusters
594 //--------------------------------------------------------------------
595 for (Int_t i=0; i<fN; i++) {
602 //_________________________________________________________________________
603 Int_t AliTOFtrackerV1::FindClusterIndex(Double_t z) const {
604 //--------------------------------------------------------------------
605 // This function returns the index of the nearest cluster
606 //--------------------------------------------------------------------
608 //Here we need to get the Z in the tracking system
611 if (z <= fClusters[0]->GetZ()) return 0;
612 if (z > fClusters[fN-1]->GetZ()) return fN;
613 Int_t b=0, e=fN-1, m=(b+e)/2;
614 for (; b<e; m=(b+e)/2) {
615 if (z > fClusters[m]->GetZ()) b=m+1;
621 //_________________________________________________________________________
622 Bool_t AliTOFtrackerV1::GetTrackPoint(Int_t index, AliTrackPoint& p) const
624 // Get track space point with index i
625 // Coordinates are in the global system
626 AliTOFcluster *cl = fClusters[index];
628 cl->GetGlobalXYZ(xyz);
629 Float_t phi=TMath::ATan2(xyz[1],xyz[0]);
630 Float_t phiangle = (Int_t(phi*TMath::RadToDeg()/20.)+0.5)*20.*TMath::DegToRad();
631 Float_t sinphi = TMath::Sin(phiangle), cosphi = TMath::Cos(phiangle);
632 Float_t tiltangle = AliTOFGeometry::GetAngles(cl->GetDetInd(1),cl->GetDetInd(2))*TMath::DegToRad();
633 Float_t sinth = TMath::Sin(tiltangle), costh = TMath::Cos(tiltangle);
634 Float_t sigmay2 = AliTOFGeometry::XPad()*AliTOFGeometry::XPad()/12.;
635 Float_t sigmaz2 = AliTOFGeometry::ZPad()*AliTOFGeometry::ZPad()/12.;
637 cov[0] = sinphi*sinphi*sigmay2 + cosphi*cosphi*sinth*sinth*sigmaz2;
638 cov[1] = -sinphi*cosphi*sigmay2 + sinphi*cosphi*sinth*sinth*sigmaz2;
639 cov[2] = -cosphi*sinth*costh*sigmaz2;
640 cov[3] = cosphi*cosphi*sigmay2 + sinphi*sinphi*sinth*sinth*sigmaz2;
641 cov[4] = -sinphi*sinth*costh*sigmaz2;
642 cov[5] = costh*costh*sigmaz2;
643 p.SetXYZ(xyz[0],xyz[1],xyz[2],cov);
645 // Detector numbering scheme
646 Int_t nSector = AliTOFGeometry::NSectors();
647 Int_t nPlate = AliTOFGeometry::NPlates();
648 Int_t nStripA = AliTOFGeometry::NStripA();
649 Int_t nStripB = AliTOFGeometry::NStripB();
650 Int_t nStripC = AliTOFGeometry::NStripC();
652 Int_t isector = cl->GetDetInd(0);
653 if (isector >= nSector)
654 AliError(Form("Wrong sector number in TOF (%d) !",isector));
655 Int_t iplate = cl->GetDetInd(1);
656 if (iplate >= nPlate)
657 AliError(Form("Wrong plate number in TOF (%d) !",iplate));
658 Int_t istrip = cl->GetDetInd(2);
660 Int_t stripOffset = 0;
666 stripOffset = nStripC;
669 stripOffset = nStripC+nStripB;
672 stripOffset = nStripC+nStripB+nStripA;
675 stripOffset = nStripC+nStripB+nStripA+nStripB;
678 AliError(Form("Wrong plate number in TOF (%d) !",iplate));
682 Int_t idet = (2*(nStripC+nStripB)+nStripA)*isector +
685 UShort_t volid = AliGeomManager::LayerToVolUID(AliGeomManager::kTOF,idet);
686 p.SetVolumeID((UShort_t)volid);
689 //_________________________________________________________________________
690 void AliTOFtrackerV1::InitCheckHists() {
692 //Init histos for Digits/Reco QA and Calibration
695 fHDigClusMap = new TH2F("TOFDig_ClusMap", "",182,0.5,182.5,864, 0.5,864.5);
696 fHDigNClus = new TH1F("TOFDig_NClus", "",200,0.5,200.5);
697 fHDigClusTime = new TH1F("TOFDig_ClusTime", "",2000,0.,200.);
698 fHDigClusToT = new TH1F("TOFDig_ClusToT", "",500,0.,100);
701 fHRecNClus =new TH1F("TOFRec_NClusW", "",50,0.5,50.5);
702 fHRecDistZ=new TH1F("TOFRec_DistZ", "",50,0.5,10.5);
703 fHRecChi2=new TH1F("TOFRec_Chi2", "",100,0.,10.);
704 fHRecSigYVsP=new TH2F("TOFDig_SigYVsP", "",40,0.,4.,100, 0.,5.);
705 fHRecSigZVsP=new TH2F("TOFDig_SigZVsP", "",40,0.,4.,100, 0.,5.);
706 fHRecSigYVsPWin=new TH2F("TOFDig_SigYVsPWin", "",40,0.,4.,100, 0.,50.);
707 fHRecSigZVsPWin=new TH2F("TOFDig_SigZVsPWin", "",40,0.,4.,100, 0.,50.);
710 //_________________________________________________________________________
711 void AliTOFtrackerV1::SaveCheckHists() {
713 //write histos for Digits/Reco QA and Calibration
715 TDirectory *dir = gDirectory;
717 TFile *logFileTOF = 0;
719 TSeqCollection *list = gROOT->GetListOfFiles();
720 int n = list->GetEntries();
721 for(int i=0; i<n; i++) {
722 logFile = (TFile*)list->At(i);
723 if (strstr(logFile->GetName(), "AliESDs.root")) break;
726 Bool_t isThere=kFALSE;
727 for(int i=0; i<n; i++) {
728 logFileTOF = (TFile*)list->At(i);
729 if (strstr(logFileTOF->GetName(), "TOFQA.root")){
736 fHDigClusMap->Write(fHDigClusMap->GetName(), TObject::kOverwrite);
737 fHDigNClus->Write(fHDigNClus->GetName(), TObject::kOverwrite);
738 fHDigClusTime->Write(fHDigClusTime->GetName(), TObject::kOverwrite);
739 fHDigClusToT->Write(fHDigClusToT->GetName(), TObject::kOverwrite);
740 fHRecNClus->Write(fHRecNClus->GetName(), TObject::kOverwrite);
741 fHRecChi2->Write(fHRecChi2->GetName(), TObject::kOverwrite);
742 fHRecDistZ->Write(fHRecDistZ->GetName(), TObject::kOverwrite);
743 fHRecSigYVsP->Write(fHRecSigYVsP->GetName(), TObject::kOverwrite);
744 fHRecSigZVsP->Write(fHRecSigZVsP->GetName(), TObject::kOverwrite);
745 fHRecSigYVsPWin->Write(fHRecSigYVsPWin->GetName(), TObject::kOverwrite);
746 fHRecSigZVsPWin->Write(fHRecSigZVsPWin->GetName(), TObject::kOverwrite);
749 if(!isThere)logFileTOF = new TFile( "TOFQA.root","RECREATE");
751 fHDigClusMap->Write(fHDigClusMap->GetName(), TObject::kOverwrite);
752 fHDigNClus->Write(fHDigNClus->GetName(), TObject::kOverwrite);
753 fHDigClusTime->Write(fHDigClusTime->GetName(), TObject::kOverwrite);
754 fHDigClusToT->Write(fHDigClusToT->GetName(), TObject::kOverwrite);
755 fHRecNClus->Write(fHRecNClus->GetName(), TObject::kOverwrite);
756 fHRecChi2->Write(fHRecChi2->GetName(), TObject::kOverwrite);
757 fHRecDistZ->Write(fHRecDistZ->GetName(), TObject::kOverwrite);
758 fHRecSigYVsP->Write(fHRecSigYVsP->GetName(), TObject::kOverwrite);
759 fHRecSigZVsP->Write(fHRecSigZVsP->GetName(), TObject::kOverwrite);
760 fHRecSigYVsPWin->Write(fHRecSigYVsPWin->GetName(), TObject::kOverwrite);
761 fHRecSigZVsPWin->Write(fHRecSigZVsPWin->GetName(), TObject::kOverwrite);
766 //_________________________________________________________________________
767 Float_t AliTOFtrackerV1::CorrectTimeWalk( Float_t dist, Float_t tof) {
769 //dummy, for the moment
771 if(dist<AliTOFGeometry::ZPad()*0.5){
773 //place here the actual correction
779 //_________________________________________________________________________
780 Float_t AliTOFtrackerV1::GetTimeZerofromT0(AliESDEvent *event) const {
782 //Returns TimeZero as measured by T0 detector
784 return event->GetT0();
786 //_________________________________________________________________________
787 Float_t AliTOFtrackerV1::GetTimeZerofromTOF(AliESDEvent * /*event*/) const {
789 //dummy, for the moment. T0 algorithm using tracks on TOF
791 //place T0 algo here...