X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=TOF%2FAliTOFtracker.cxx;h=e6ee92ca2156804b18b5437df9f96c0d5ba9d293;hb=a5c538738321f131e220a5f1433e5506e233b0ff;hp=9b642f24221076cb7bfcd16949f3cdfc6ce5a139;hpb=d076c8d50a1623661d15ead7bdc66ea74a064a67;p=u%2Fmrichter%2FAliRoot.git diff --git a/TOF/AliTOFtracker.cxx b/TOF/AliTOFtracker.cxx index 9b642f24221..e6ee92ca215 100644 --- a/TOF/AliTOFtracker.cxx +++ b/TOF/AliTOFtracker.cxx @@ -12,93 +12,189 @@ * about the suitability of this software for any purpose. It is * * provided "as is" without express or implied warranty. * **************************************************************************/ -// AliTOFtracker Class -// Task: Perform association of the ESD tracks to TOF Clusters -// and Update ESD track with associated TOF Cluster parameters -// -// -- Authors : S. Arcelli, C. Zampolli (Bologna University and INFN) -// -- Contacts: Annalisa.De.Caro@cern.ch -// -- : Chiara.Zampolli@bo.infn.it -// -- : Silvia.Arcelli@bo.infn.it -//-------------------------------------------------------------------- + +//--------------------------------------------------------------------// +// // +// AliTOFtracker Class // +// Task: Perform association of the ESD tracks to TOF Clusters // +// and Update ESD track with associated TOF Cluster parameters // +// // +// -- Authors : S. Arcelli, C. Zampolli (Bologna University and INFN) // +// -- Contacts: Annalisa.De.Caro@cern.ch // +// -- : Chiara.Zampolli@bo.infn.it // +// -- : Silvia.Arcelli@bo.infn.it // +// // +//--------------------------------------------------------------------// #include +#include + +#include +#include +#include +#include +#include + +#include "AliAlignObj.h" +#include "AliESDtrack.h" +#include "AliESDEvent.h" +#include "AliLog.h" +#include "AliTrackPointArray.h" + +#include "AliTOFcalib.h" +#include "AliTOFRecoParam.h" +#include "AliTOFcluster.h" +#include "AliTOFGeometryV5.h" #include "AliTOFtracker.h" #include "AliTOFtrack.h" -#include "TClonesArray.h" -#include "AliLog.h" -#include "AliTOFdigit.h" -#include "AliTOFGeometry.h" -#include "AliRun.h" -#include "AliModule.h" + +extern TGeoManager *gGeoManager; +extern TROOT *gROOT; ClassImp(AliTOFtracker) //_____________________________________________________________________________ -AliTOFtracker::AliTOFtracker(AliTOFGeometry * geom, Double_t parPID[2]) { +AliTOFtracker::AliTOFtracker(): + fRecoParam(0x0), + fGeom(0x0), + fPid(0x0), + fN(0), + fNseeds(0), + fNseedsTOF(0), + fngoodmatch(0), + fnbadmatch(0), + fnunmatch(0), + fnmatch(0), + fTracks(0x0), + fSeeds(0x0), + fHDigClusMap(0x0), + fHDigNClus(0x0), + fHDigClusTime(0x0), + fHDigClusToT(0x0), + fHRecNClus(0x0), + fHRecDist(0x0), + fHRecSigYVsP(0x0), + fHRecSigZVsP(0x0), + fHRecSigYVsPWin(0x0), + fHRecSigZVsPWin(0x0), + fCalTree(0x0), + fIch(-1), + fToT(-1.), + fTime(-1.), + fExpTimePi(-1.), + fExpTimeKa(-1.), + fExpTimePr(-1.) + { //AliTOFtracker main Ctor + + // Gettimg the geometry + fGeom=new AliTOFGeometryV5(); + // Read the reconstruction parameters from the OCDB + AliTOFcalib *calib = new AliTOFcalib(fGeom); + fRecoParam = (AliTOFRecoParam*)calib->ReadRecParFromCDB("TOF/Calib",-1); + if(fRecoParam->GetApplyPbPbCuts())fRecoParam=fRecoParam->GetPbPbparam(); + Double_t parPID[2]; + parPID[0]=fRecoParam->GetTimeResolution(); + parPID[1]=fRecoParam->GetTimeNSigma(); + fPid=new AliTOFpidESD(parPID); + InitCheckHists(); - fHoles=true; - fNseeds=0; - fNseedsTOF=0; - fngoodmatch=0; - fnbadmatch=0; - fnunmatch=0; - fnmatch=0; - fGeom = geom; - fTOFpid = new AliTOFpidESD(parPID); - fR=378.; - fTOFHeigth=15.3; - fdCut=3.; - fDy=AliTOFGeometry::XPad(); - fDz=AliTOFGeometry::ZPad(); - fDx=1.5; - fSeeds=0x0; - fTracks=0x0; - fN=0; - Init(); // temporary solution to know about Holes/no Holes } //_____________________________________________________________________________ -AliTOFtracker::AliTOFtracker(const AliTOFtracker &t):AliTracker() { +AliTOFtracker::AliTOFtracker(const AliTOFtracker &t): + AliTracker(), + fRecoParam(0x0), + fGeom(0x0), + fPid(0x0), + fN(0), + fNseeds(0), + fNseedsTOF(0), + fngoodmatch(0), + fnbadmatch(0), + fnunmatch(0), + fnmatch(0), + fTracks(0x0), + fSeeds(0x0), + fHDigClusMap(0x0), + fHDigNClus(0x0), + fHDigClusTime(0x0), + fHDigClusToT(0x0), + fHRecNClus(0x0), + fHRecDist(0x0), + fHRecSigYVsP(0x0), + fHRecSigZVsP(0x0), + fHRecSigYVsPWin(0x0), + fHRecSigZVsPWin(0x0), + fCalTree(0x0), + fIch(-1), + fToT(-1.), + fTime(-1.), + fExpTimePi(-1.), + fExpTimeKa(-1.), + fExpTimePr(-1.) + { //AliTOFtracker copy Ctor - fHoles=t.fHoles; + fNseeds=t.fNseeds; fNseeds=t.fNseeds; fNseedsTOF=t.fNseedsTOF; fngoodmatch=t.fngoodmatch; fnbadmatch=t.fnbadmatch; fnunmatch=t.fnunmatch; fnmatch=t.fnmatch; - fGeom = t.fGeom; - fTOFpid = t.fTOFpid; - fR=t.fR; - fTOFHeigth=t.fTOFHeigth; - fdCut=t.fdCut; - fDy=t.fDy; - fDz=t.fDz; - fDx=1.5; + fRecoParam=t.fRecoParam; + fGeom=t.fGeom; + fPid=t.fPid; fSeeds=t.fSeeds; fTracks=t.fTracks; fN=t.fN; } -//_____________________________________________________________________________ -void AliTOFtracker::Init() { -// temporary solution to know about Holes/no Holes, will be implemented as -// an AliTOFGeometry getter +//_____________________________________________________________________________ +AliTOFtracker& AliTOFtracker::operator=(const AliTOFtracker &t) +{ + //AliTOFtracker assignment operator + + this->fNseeds=t.fNseeds; + this->fNseedsTOF=t.fNseedsTOF; + this->fngoodmatch=t.fngoodmatch; + this->fnbadmatch=t.fnbadmatch; + this->fnunmatch=t.fnunmatch; + this->fnmatch=t.fnmatch; + this->fRecoParam = t.fRecoParam; + this->fGeom = t.fGeom; + this->fPid = t.fPid; + this->fSeeds=t.fSeeds; + this->fTracks=t.fTracks; + this->fN=t.fN; + return *this; - AliModule* frame=gAlice->GetModule("FRAME"); +} +//_____________________________________________________________________________ +AliTOFtracker::~AliTOFtracker() { + // + // Dtor + // - if(!frame) { - AliError("Could Not load FRAME! Assume Frame with Holes"); - fHoles=true; - } else{ - if(frame->IsVersion()==1) {fHoles=false;} - else {fHoles=true;} - } + SaveCheckHists(); + + delete fRecoParam; + delete fGeom; + delete fPid; + delete fHDigClusMap; + delete fHDigNClus; + delete fHDigClusTime; + delete fHDigClusToT; + delete fHRecNClus; + delete fHRecDist; + delete fHRecSigYVsP; + delete fHRecSigZVsP; + delete fHRecSigYVsPWin; + delete fHRecSigZVsPWin; + delete fCalTree; } //_____________________________________________________________________________ -Int_t AliTOFtracker::PropagateBack(AliESD* event) { +Int_t AliTOFtracker::PropagateBack(AliESDEvent* event) { // // Gets seeds from ESD event and Match with TOF Clusters // @@ -115,7 +211,7 @@ Int_t AliTOFtracker::PropagateBack(AliESD* event) { Int_t ntrk=event->GetNumberOfTracks(); fNseeds = ntrk; - fSeeds= new TClonesArray("AliESDtrack"); + fSeeds= new TClonesArray("AliESDtrack",ntrk); TClonesArray &aESDTrack = *fSeeds; @@ -145,17 +241,44 @@ Int_t AliTOFtracker::PropagateBack(AliESD* event) { AliESDtrack *t=event->GetTrack(i); AliESDtrack *seed =(AliESDtrack*)fSeeds->UncheckedAt(i); if(seed->GetTOFsignal()>0){ + Float_t info[10]; t->SetTOFsignal(seed->GetTOFsignal()); t->SetTOFcluster(seed->GetTOFcluster()); + t->SetTOFsignalToT(seed->GetTOFsignalToT()); + t->SetTOFsignalRaw(seed->GetTOFsignalRaw()); + t->SetTOFsignalDz(seed->GetTOFsignalDz()); + t->SetTOFCalChannel(seed->GetTOFCalChannel()); + Int_t tlab[3]; seed->GetTOFLabel(tlab); + t->SetTOFLabel(tlab); AliTOFtrack *track = new AliTOFtrack(*seed); - t->UpdateTrackParams(track,AliESDtrack::kTOFout); + t->UpdateTrackParams(track,AliESDtrack::kTOFout); delete track; } } + //Handle Time Zero information + + Double_t timeZero=0.; + Double_t timeZeroMax=99999.; + Bool_t usetimeZero = fRecoParam->UseTimeZero(); + Bool_t timeZeroFromT0 = fRecoParam->GetTimeZerofromT0(); + Bool_t timeZeroFromTOF = fRecoParam->GetTimeZerofromTOF(); + AliDebug(1,Form("Use Time Zero?: %d",usetimeZero)); + AliDebug(1,Form("Time Zero from T0? : %d",timeZeroFromT0)); + AliDebug(1,Form("Time Zero From TOF? : %d",timeZeroFromTOF)); + + if(usetimeZero){ + if(timeZeroFromT0){ + timeZero=GetTimeZerofromT0(event); + } + if(timeZeroFromTOF && (timeZero>timeZeroMax || !timeZeroFromT0)){ + timeZero=GetTimeZerofromTOF(event); + } + } + AliDebug(2,Form("time Zero used in PID: %f",timeZero)); //Make TOF PID - fTOFpid->MakePID(event); + fPid->MakePID(event,timeZero); if (fSeeds) { fSeeds->Delete(); @@ -173,6 +296,9 @@ Int_t AliTOFtracker::PropagateBack(AliESD* event) { //_________________________________________________________________________ void AliTOFtracker::CollectESD() { //prepare the set of ESD tracks to be matched to clusters in TOF + + Int_t seedsTOF1=0; + Int_t seedsTOF2=0; fTracks= new TClonesArray("AliTOFtrack"); TClonesArray &aTOFTrack = *fTracks; @@ -181,34 +307,39 @@ void AliTOFtracker::CollectESD() { AliESDtrack *t =(AliESDtrack*)fSeeds->UncheckedAt(i); if ((t->GetStatus()&AliESDtrack::kTPCout)==0)continue; - // TRD good tracks, already propagated at 371 cm + // TRD 'good' tracks, already propagated at 371 cm AliTOFtrack *track = new AliTOFtrack(*t); // New Double_t x = track->GetX(); //New if (((t->GetStatus()&AliESDtrack::kTRDout)!=0 ) && - ( x >= AliTOFGeometry::RinTOF()) ){ + ( x >= fGeom->RinTOF()) ){ track->SetSeedIndex(i); t->UpdateTrackParams(track,AliESDtrack::kTOFout); new(aTOFTrack[fNseedsTOF]) AliTOFtrack(*track); fNseedsTOF++; + seedsTOF1++; delete track; } // Propagate the rest of TPCbp else { - if(track->PropagateToInnerTOF(fHoles)){ // temporary solution - // if(track->PropagateToInnerTOF(fGeom->GetHoles())){ + if(track->PropagateToInnerTOF()){ track->SetSeedIndex(i); t->UpdateTrackParams(track,AliESDtrack::kTOFout); new(aTOFTrack[fNseedsTOF]) AliTOFtrack(*track); fNseedsTOF++; + seedsTOF2++; } delete track; } } + AliInfo(Form("Number of TOF seeds %i",fNseedsTOF)); + AliInfo(Form("Number of TOF seeds Type 1 %i",seedsTOF1)); + AliInfo(Form("Number of TOF seeds Type 2 %i",seedsTOF2)); + // Sort according uncertainties on track position fTracks->Sort(); @@ -216,33 +347,66 @@ void AliTOFtracker::CollectESD() { //_________________________________________________________________________ void AliTOFtracker::MatchTracks( Bool_t mLastStep){ + + // Parameters used/regulating the reconstruction + + static Float_t corrLen=0.75; + static Float_t detDepth=15.3; + static Float_t padDepth=0.5; + + Float_t dY=fGeom->XPad(); + Float_t dZ=fGeom->ZPad(); + + Float_t sensRadius = fRecoParam->GetSensRadius(); + Float_t stepSize = fRecoParam->GetStepSize(); + Float_t scaleFact = fRecoParam->GetWindowScaleFact(); + Float_t dyMax=fRecoParam->GetWindowSizeMaxY(); + Float_t dzMax=fRecoParam->GetWindowSizeMaxZ(); + Float_t dCut=fRecoParam->GetDistanceCut(); + Double_t maxChi2=fRecoParam->GetMaxChi2(); + Bool_t timeWalkCorr = fRecoParam->GetTimeWalkCorr(); + if(!mLastStep){ + AliDebug(1,"++++++++++++++TOF Reconstruction Parameters:++++++++++++ \n"); + AliDebug(1,Form("TOF sens radius: %f",sensRadius)); + AliDebug(1,Form("TOF step size: %f",stepSize)); + AliDebug(1,Form("TOF Window scale factor: %f",scaleFact)); + AliDebug(1,Form("TOF Window max dy: %f",dyMax)); + AliDebug(1,Form("TOF Window max dz: %f",dzMax)); + AliDebug(1,Form("TOF distance Cut: %f",dCut)); + AliDebug(1,Form("TOF Max Chi2: %f",maxChi2)); + AliDebug(1,Form("Time Walk Correction? : %d",timeWalkCorr)); + } //Match ESD tracks to clusters in TOF - static const Double_t kMasses[]={ - 0.000511, 0.105658, 0.139570, 0.493677, 0.938272, 1.875613 - }; - - Int_t nSteps=(Int_t)(fTOFHeigth/0.1); + + // Get the number of propagation steps + + Int_t nSteps=(Int_t)(detDepth/stepSize); + + AliTOFcalib *calib = new AliTOFcalib(fGeom); //PH Arrays (moved outside of the loop) + Float_t * trackPos[4]; for (Int_t ii=0; ii<4; ii++) trackPos[ii] = new Float_t[nSteps]; Int_t * clind[6]; for (Int_t ii=0;ii<6;ii++) clind[ii] = new Int_t[fN]; - for (Int_t i=0; iUncheckedAt(i); + AliTOFtrack *track =(AliTOFtrack*)fTracks->UncheckedAt(iseed); AliESDtrack *t =(AliESDtrack*)fSeeds->UncheckedAt(track->GetSeedIndex()); if(t->GetTOFsignal()>0. ) continue; AliTOFtrack *trackTOFin =new AliTOFtrack(*track); - // Some init + // Some init Int_t index[10000]; Float_t dist[10000]; + Float_t distZ[10000]; Float_t cxpos[10000]; Float_t crecL[10000]; + TGeoHMatrix global[1000]; // Determine a window around the track @@ -250,38 +414,62 @@ void AliTOFtracker::MatchTracks( Bool_t mLastStep){ trackTOFin->GetExternalParameters(x,par); Double_t cov[15]; trackTOFin->GetExternalCovariance(cov); - Float_t scalefact=3.; + Double_t dphi= - scalefact* - ((5*TMath::Sqrt(cov[0]) + 0.5*fDy + 2.5*TMath::Abs(par[2]))/fR); + scaleFact* + ((5*TMath::Sqrt(cov[0]) + 0.5*dY + 2.5*TMath::Abs(par[2]))/sensRadius); Double_t dz= - scalefact* - (5*TMath::Sqrt(cov[2]) + 0.5*fDz + 2.5*TMath::Abs(par[3])); - + scaleFact* + (5*TMath::Sqrt(cov[2]) + 0.5*dZ + 2.5*TMath::Abs(par[3])); + Double_t phi=TMath::ATan2(par[0],x) + trackTOFin->GetAlpha(); if (phi<-TMath::Pi())phi+=2*TMath::Pi(); if (phi>=TMath::Pi())phi-=2*TMath::Pi(); Double_t z=par[1]; + //upper limit on window's size. + + if(dz> dzMax) dz=dzMax; + if(dphi*sensRadius> dyMax) dphi=dyMax/sensRadius; + + Int_t nc=0; - + // find the clusters in the window of the track for (Int_t k=FindClusterIndex(z-dz); kGetZ() > z+dz) break; if (c->IsUsed()) continue; - + + if (!c->GetStatus()) continue; // skip bad channels as declared in OCDB + Double_t dph=TMath::Abs(c->GetPhi()-phi); if (dph>TMath::Pi()) dph-=2.*TMath::Pi(); if (TMath::Abs(dph)>dphi) continue; - + + Double_t yc=(c->GetPhi() - trackTOFin->GetAlpha())*c->GetR(); + Double_t p[2]={yc, c->GetZ()}; + Double_t cov[3]= {dY*dY/12., 0., dZ*dZ/12.}; + if (trackTOFin->AliExternalTrackParam::GetPredictedChi2(p,cov) > maxChi2)continue; + clind[0][nc] = c->GetDetInd(0); clind[1][nc] = c->GetDetInd(1); clind[2][nc] = c->GetDetInd(2); clind[3][nc] = c->GetDetInd(3); clind[4][nc] = c->GetDetInd(4); clind[5][nc] = k; + Char_t path[100]; + Int_t ind[5]; + ind[0]=clind[0][nc]; + ind[1]=clind[1][nc]; + ind[2]=clind[2][nc]; + ind[3]=clind[3][nc]; + ind[4]=clind[4][nc]; + fGeom->GetVolumePath(ind,path); + gGeoManager->cd(path); + global[nc] = *gGeoManager->GetCurrentMatrix(); nc++; } @@ -290,18 +478,18 @@ void AliTOFtracker::MatchTracks( Bool_t mLastStep){ Int_t nStepsDone = 0; for( Int_t istep=0; istepRinTOF()+istep*0.1; + Double_t ymax=xs*TMath::Tan(0.5*fGeom->GetAlpha()); Bool_t skip=kFALSE; Double_t ysect=trackTOFin->GetYat(xs,skip); - if(skip)break; + if (skip) break; if (ysect > ymax) { - if (!trackTOFin->Rotate(AliTOFGeometry::GetAlpha())) { + if (!trackTOFin->Rotate(fGeom->GetAlpha())) { break; } } else if (ysect <-ymax) { - if (!trackTOFin->Rotate(-AliTOFGeometry::GetAlpha())) { + if (!trackTOFin->Rotate(fGeom->GetAlpha())) { break; } } @@ -314,19 +502,20 @@ void AliTOFtracker::MatchTracks( Bool_t mLastStep){ // store the running point (Globalrf) - fine propagation - Double_t x,y,z; - trackTOFin->GetGlobalXYZ(x,y,z); - trackPos[0][istep]= (Float_t) x; - trackPos[1][istep]= (Float_t) y; - trackPos[2][istep]= (Float_t) z; + Double_t r[3]; + trackTOFin->GetXYZ(r); + trackPos[0][istep]= (Float_t) r[0]; + trackPos[1][istep]= (Float_t) r[1]; + trackPos[2][istep]= (Float_t) r[2]; trackPos[3][istep]= trackTOFin->GetIntegratedLength(); } Int_t nfound = 0; + Bool_t accept = kFALSE; + Bool_t isInside =kFALSE; for (Int_t istep=0; istepDistanceToPad(cind,ctrackPos)IsInsideThePad(cind,ctrackPos)); + isInside=fGeom->IsInsideThePad(global[i],ctrackPos,dist3d); + + if( mLastStep){ + Float_t xLoc=dist3d[0]; + Float_t rLoc=TMath::Sqrt(dist3d[1]*dist3d[1]+dist3d[2]*dist3d[2]); + accept = (TMath::Abs(xLoc)DistanceToPad(cind,ctrackPos); + dist[nfound]=TMath::Sqrt(dist3d[0]*dist3d[0]+dist3d[1]*dist3d[1]+dist3d[2]*dist3d[2]); + distZ[nfound]=dist3d[2]; crecL[nfound]=trackPos[3][istep]; index[nfound]=clind[5][i]; // store cluster id - cxpos[nfound]=AliTOFGeometry::RinTOF()+istep*0.1; //store prop.radius + cxpos[nfound]=fGeom->RinTOF()+istep*0.1; //store prop.radius nfound++; - if(isInside)break; + if(accept &&!mLastStep)break; }//end if accept } //end for on the clusters - - - if(isInside)break; + if(accept &&!mLastStep)break; } //end for on the steps @@ -376,17 +572,20 @@ void AliTOFtracker::MatchTracks( Bool_t mLastStep){ Float_t recL = 0.; Float_t xpos=0.; Float_t mindist=1000.; + Float_t mindistZ=0.; for (Int_t iclus= 0; iclusUse(); + c->Use(); // Track length correction for matching Step 2 @@ -407,20 +606,55 @@ void AliTOFtracker::MatchTracks( Bool_t mLastStep){ (c->GetLabel(2)==TMath::Abs(trackTOFin->GetLabel())) ) { fngoodmatch++; + + AliDebug(2,Form(" track label good %5i",trackTOFin->GetLabel())); + } else{ fnbadmatch++; + + AliDebug(2,Form(" track label bad %5i",trackTOFin->GetLabel())); + } delete trackTOFin; - Double_t tof=50*c->GetTDC()+32; // in ps - t->SetTOFsignal(tof); - t->SetTOFcluster(c->GetIndex()); - Double_t time[10]; t->GetIntegratedTimes(time); + // Store quantities to be used in the TOF Calibration + Float_t tToT=fGeom->ToTBinWidth()*c->GetToT()*1E-3; // in ns + t->SetTOFsignalToT(tToT); + Float_t rawTime=fGeom->TdcBinWidth()*c->GetTDCRAW()+32; // RAW time,in ps + t->SetTOFsignalRaw(rawTime); + t->SetTOFsignalDz(mindistZ); + AliDebug(2,Form(" Setting TOF raw time: %f z distance: %f time: %f = ",rawTime,mindistZ)); + Int_t ind[5]; + ind[0]=c->GetDetInd(0); + ind[1]=c->GetDetInd(1); + ind[2]=c->GetDetInd(2); + ind[3]=c->GetDetInd(3); + ind[4]=c->GetDetInd(4); + Int_t calindex = calib->GetIndex(ind); + t->SetTOFCalChannel(calindex); + + // keep track of the track labels in the matched cluster + Int_t tlab[3]; + tlab[0]=c->GetLabel(0); + tlab[1]=c->GetLabel(1); + tlab[2]=c->GetLabel(2); + AliDebug(2,Form(" tdc time of the matched track %i = ",c->GetTDC())); + Double_t tof=fGeom->TdcBinWidth()*c->GetTDC()+32; // in ps + AliDebug(2,Form(" tof time of the matched track: %f = ",tof)); + Double_t tofcorr=tof; + if(timeWalkCorr)tofcorr=CorrectTimeWalk(mindistZ,tof); + AliDebug(2,Form(" tof time of the matched track, after TW corr: %f = ",tofcorr)); + //Set TOF time signal and pointer to the matched cluster + t->SetTOFsignal(tofcorr); + t->SetTOFcluster(idclus); // pointing to the recPoints tree + + //Tracking info + Double_t time[AliPID::kSPECIES]; t->GetIntegratedTimes(time); Double_t mom=t->GetP(); - for(Int_t j=0;j<=5;j++){ - Double_t mass=kMasses[j]; + for(Int_t j=0;jUpdateTrackParams(trackTOFout,AliESDtrack::kTOFout); t->SetIntegratedLength(recL); t->SetIntegratedTimes(time); + t->SetTOFLabel(tlab); + + // Fill Reco-QA histos for Reconstruction + fHRecNClus->Fill(nc); + fHRecDist->Fill(mindist); + fHRecSigYVsP->Fill(mom,TMath::Sqrt(cov[0])); + fHRecSigZVsP->Fill(mom,TMath::Sqrt(cov[2])); + fHRecSigYVsPWin->Fill(mom,dphi*sensRadius); + fHRecSigZVsPWin->Fill(mom,dz); + + // Fill Tree for on-the-fly offline Calibration + + if ( !((t->GetStatus() & AliESDtrack::kTIME)==0 )){ + fIch=calindex; + fToT=tToT; + fTime=rawTime; + fExpTimePi=time[2]; + fExpTimeKa=time[3]; + fExpTimePr=time[4]; + fCalTree->Fill(); + } delete trackTOFout; } for (Int_t ii=0; ii<4; ii++) delete [] trackPos[ii]; for (Int_t ii=0;ii<6;ii++) delete [] clind[ii]; + delete calib; } //_________________________________________________________________________ -Int_t AliTOFtracker::LoadClusters(TTree *dTree) { +Int_t AliTOFtracker::LoadClusters(TTree *cTree) { //-------------------------------------------------------------------- //This function loads the TOF clusters //-------------------------------------------------------------------- - TBranch *branch=dTree->GetBranch("TOF"); + Int_t npadX = fGeom->NpadX(); + Int_t npadZ = fGeom->NpadZ(); + Int_t nStripA = fGeom->NStripA(); + Int_t nStripB = fGeom->NStripB(); + Int_t nStripC = fGeom->NStripC(); + + TBranch *branch=cTree->GetBranch("TOF"); if (!branch) { - AliError("can't get the branch with the TOF digits !"); + AliError("can't get the branch with the TOF clusters !"); return 1; } - TClonesArray dummy("AliTOFdigit",10000), *digits=&dummy; - branch->SetAddress(&digits); + TClonesArray dummy("AliTOFcluster",10000), *clusters=&dummy; + branch->SetAddress(&clusters); + + cTree->GetEvent(0); + Int_t nc=clusters->GetEntriesFast(); + fHDigNClus->Fill(nc); - dTree->GetEvent(0); - Int_t nd=digits->GetEntriesFast(); - AliInfo(Form("number of digits: %d",nd)); + AliInfo(Form("Number of clusters: %d",nc)); - for (Int_t i=0; iUncheckedAt(i); - Int_t dig[5]; Float_t g[3]; - dig[0]=d->GetSector(); - dig[1]=d->GetPlate(); - dig[2]=d->GetStrip(); - dig[3]=d->GetPadz(); - dig[4]=d->GetPadx(); + for (Int_t i=0; iUncheckedAt(i); + fClusters[i]=new AliTOFcluster(*c); fN++; - fGeom->GetPos(dig,g); + // Fill Digits QA histos + + Int_t isector = c->GetDetInd(0); + Int_t iplate = c->GetDetInd(1); + Int_t istrip = c->GetDetInd(2); + Int_t ipadX = c->GetDetInd(4); + Int_t ipadZ = c->GetDetInd(3); + + Float_t time =(fGeom->TdcBinWidth()*c->GetTDC())*1E-3; // in ns + Float_t tot = (fGeom->TdcBinWidth()*c->GetToT())*1E-3;//in ns + + Int_t stripOffset = 0; + switch (iplate) { + case 0: + stripOffset = 0; + break; + case 1: + stripOffset = nStripC; + break; + case 2: + stripOffset = nStripC+nStripB; + break; + case 3: + stripOffset = nStripC+nStripB+nStripA; + break; + case 4: + stripOffset = nStripC+nStripB+nStripA+nStripB; + break; + default: + AliError(Form("Wrong plate number in TOF (%d) !",iplate)); + break; + }; + Int_t zindex=npadZ*(istrip+stripOffset)+(ipadZ+1); + Int_t phiindex=npadX*isector+ipadX+1; + fHDigClusMap->Fill(zindex,phiindex); + fHDigClusTime->Fill(time); + fHDigClusToT->Fill(tot); - Double_t h[5]; - h[0]=TMath::Sqrt(g[0]*g[0]+g[1]*g[1]); - h[1]=TMath::ATan2(g[1],g[0]); h[2]=g[2]; - h[3]=d->GetTdc(); h[4]=d->GetAdc(); + } - AliTOFcluster *cl=new AliTOFcluster(h,d->GetTracks(),dig,i); - InsertCluster(cl); - } return 0; } @@ -481,26 +770,11 @@ void AliTOFtracker::UnloadClusters() { //-------------------------------------------------------------------- //This function unloads TOF clusters //-------------------------------------------------------------------- - for (Int_t i=0; iGetZ()); - memmove(fClusters+i+1 ,fClusters+i,(fN-i)*sizeof(AliTOFcluster*)); - fClusters[i]=c; fN++; - - return 0; + fN=0; } //_________________________________________________________________________ @@ -519,3 +793,186 @@ Int_t AliTOFtracker::FindClusterIndex(Double_t z) const { return m; } +//_________________________________________________________________________ +Bool_t AliTOFtracker::GetTrackPoint(Int_t index, AliTrackPoint& p) const +{ + // Get track space point with index i + // Coordinates are in the global system + AliTOFcluster *cl = fClusters[index]; + Float_t xyz[3]; + xyz[0] = cl->GetR()*TMath::Cos(cl->GetPhi()); + xyz[1] = cl->GetR()*TMath::Sin(cl->GetPhi()); + xyz[2] = cl->GetZ(); + Float_t phiangle = (Int_t(cl->GetPhi()*TMath::RadToDeg()/20.)+0.5)*20.*TMath::DegToRad(); + Float_t sinphi = TMath::Sin(phiangle), cosphi = TMath::Cos(phiangle); + Float_t tiltangle = fGeom->GetAngles(cl->GetDetInd(1),cl->GetDetInd(2))*TMath::DegToRad(); + Float_t sinth = TMath::Sin(tiltangle), costh = TMath::Cos(tiltangle); + Float_t sigmay2 = fGeom->XPad()*fGeom->XPad()/12.; + Float_t sigmaz2 = fGeom->ZPad()*fGeom->ZPad()/12.; + Float_t cov[6]; + cov[0] = sinphi*sinphi*sigmay2 + cosphi*cosphi*sinth*sinth*sigmaz2; + cov[1] = -sinphi*cosphi*sigmay2 + sinphi*cosphi*sinth*sinth*sigmaz2; + cov[2] = -cosphi*sinth*costh*sigmaz2; + cov[3] = cosphi*cosphi*sigmay2 + sinphi*sinphi*sinth*sinth*sigmaz2; + cov[4] = -sinphi*sinth*costh*sigmaz2; + cov[5] = costh*costh*sigmaz2; + p.SetXYZ(xyz[0],xyz[1],xyz[2],cov); + + // Detector numbering scheme + Int_t nSector = fGeom->NSectors(); + Int_t nPlate = fGeom->NPlates(); + Int_t nStripA = fGeom->NStripA(); + Int_t nStripB = fGeom->NStripB(); + Int_t nStripC = fGeom->NStripC(); + + Int_t isector = cl->GetDetInd(0); + if (isector >= nSector) + AliError(Form("Wrong sector number in TOF (%d) !",isector)); + Int_t iplate = cl->GetDetInd(1); + if (iplate >= nPlate) + AliError(Form("Wrong plate number in TOF (%d) !",iplate)); + Int_t istrip = cl->GetDetInd(2); + + Int_t stripOffset = 0; + switch (iplate) { + case 0: + stripOffset = 0; + break; + case 1: + stripOffset = nStripC; + break; + case 2: + stripOffset = nStripC+nStripB; + break; + case 3: + stripOffset = nStripC+nStripB+nStripA; + break; + case 4: + stripOffset = nStripC+nStripB+nStripA+nStripB; + break; + default: + AliError(Form("Wrong plate number in TOF (%d) !",iplate)); + break; + }; + + Int_t idet = (2*(nStripC+nStripB)+nStripA)*isector + + stripOffset + + istrip; + UShort_t volid = AliGeomManager::LayerToVolUID(AliGeomManager::kTOF,idet); + p.SetVolumeID((UShort_t)volid); + return kTRUE; +} +//_________________________________________________________________________ +void AliTOFtracker::InitCheckHists() { + + //Init histos for Digits/Reco QA and Calibration + + + fCalTree = new TTree("CalTree", "Tree for TOF calibration"); + fCalTree->Branch("TOFchannelindex",&fIch,"iTOFch/I"); + fCalTree->Branch("ToT",&fToT,"TOFToT/F"); + fCalTree->Branch("TOFtime",&fTime,"TOFtime/F"); + fCalTree->Branch("PionExpTime",&fExpTimePi,"PiExpTime/F"); + fCalTree->Branch("KaonExpTime",&fExpTimeKa,"KaExpTime/F"); + fCalTree->Branch("ProtonExpTime",&fExpTimePr,"PrExpTime/F"); + + //Digits "QA" + fHDigClusMap = new TH2F("TOFDig_ClusMap", "",182,0.5,182.5,864, 0.5,864.5); + fHDigNClus = new TH1F("TOFDig_NClus", "",200,0.5,200.5); + fHDigClusTime = new TH1F("TOFDig_ClusTime", "",2000,0.,200.); + fHDigClusToT = new TH1F("TOFDig_ClusToT", "",500,0.,100); + + //Reco "QA" + fHRecNClus =new TH1F("TOFRec_NClusW", "",50,0.5,50.5); + fHRecDist=new TH1F("TOFRec_Dist", "",50,0.5,10.5); + fHRecSigYVsP=new TH2F("TOFDig_SigYVsP", "",40,0.,4.,100, 0.,5.); + fHRecSigZVsP=new TH2F("TOFDig_SigZVsP", "",40,0.,4.,100, 0.,5.); + fHRecSigYVsPWin=new TH2F("TOFDig_SigYVsPWin", "",40,0.,4.,100, 0.,50.); + fHRecSigZVsPWin=new TH2F("TOFDig_SigZVsPWin", "",40,0.,4.,100, 0.,50.); +} + +//_________________________________________________________________________ +void AliTOFtracker::SaveCheckHists() { + + //write histos for Digits/Reco QA and Calibration + + TDirectory *dir = gDirectory; + TFile *logFile = 0; + TFile *logFileTOF = 0; + + TSeqCollection *list = gROOT->GetListOfFiles(); + int n = list->GetEntries(); + for(int i=0; iAt(i); + if (strstr(logFile->GetName(), "AliESDs.root")) break; + } + + Bool_t isThere=kFALSE; + for(int i=0; iAt(i); + if (strstr(logFileTOF->GetName(), "TOFQA.root")){ + isThere=kTRUE; + break; + } + } + + logFile->cd(); + fHDigClusMap->Write(fHDigClusMap->GetName(), TObject::kOverwrite); + fHDigNClus->Write(fHDigNClus->GetName(), TObject::kOverwrite); + fHDigClusTime->Write(fHDigClusTime->GetName(), TObject::kOverwrite); + fHDigClusToT->Write(fHDigClusToT->GetName(), TObject::kOverwrite); + fHRecNClus->Write(fHRecNClus->GetName(), TObject::kOverwrite); + fHRecDist->Write(fHRecDist->GetName(), TObject::kOverwrite); + fHRecSigYVsP->Write(fHRecSigYVsP->GetName(), TObject::kOverwrite); + fHRecSigZVsP->Write(fHRecSigZVsP->GetName(), TObject::kOverwrite); + fHRecSigYVsPWin->Write(fHRecSigYVsPWin->GetName(), TObject::kOverwrite); + fHRecSigZVsPWin->Write(fHRecSigZVsPWin->GetName(), TObject::kOverwrite); + //fCalTree->Write(fCalTree->GetName(),TObject::kOverwrite); + logFile->Flush(); + + if(!isThere)logFileTOF = new TFile( "TOFQA.root","RECREATE"); + logFileTOF->cd(); + fHDigClusMap->Write(fHDigClusMap->GetName(), TObject::kOverwrite); + fHDigNClus->Write(fHDigNClus->GetName(), TObject::kOverwrite); + fHDigClusTime->Write(fHDigClusTime->GetName(), TObject::kOverwrite); + fHDigClusToT->Write(fHDigClusToT->GetName(), TObject::kOverwrite); + fHRecNClus->Write(fHRecNClus->GetName(), TObject::kOverwrite); + fHRecDist->Write(fHRecDist->GetName(), TObject::kOverwrite); + fHRecSigYVsP->Write(fHRecSigYVsP->GetName(), TObject::kOverwrite); + fHRecSigZVsP->Write(fHRecSigZVsP->GetName(), TObject::kOverwrite); + fHRecSigYVsPWin->Write(fHRecSigYVsPWin->GetName(), TObject::kOverwrite); + fHRecSigZVsPWin->Write(fHRecSigZVsPWin->GetName(), TObject::kOverwrite); + fCalTree->Write(fCalTree->GetName(),TObject::kOverwrite); + logFileTOF->Flush(); + + dir->cd(); + } +//_________________________________________________________________________ +Float_t AliTOFtracker::CorrectTimeWalk( Float_t dist, Float_t tof) { + + //dummy, for the moment + Float_t tofcorr=0.; + if(distZPad()*0.5){ + tofcorr=tof; + //place here the actual correction + }else{ + tofcorr=tof; + } + return tofcorr; +} +//_________________________________________________________________________ +Float_t AliTOFtracker::GetTimeZerofromT0(AliESDEvent *event) const { + + //Returns TimeZero as measured by T0 detector + + return event->GetT0(); +} +//_________________________________________________________________________ +Float_t AliTOFtracker::GetTimeZerofromTOF(AliESDEvent * /*event*/) const { + + //dummy, for the moment. T0 algorithm using tracks on TOF + { + //place T0 algo here... + } + return 0.; +}