InitCheckHists();
-}
-//_____________________________________________________________________________
-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(new TClonesArray("AliTOFtrack")),
- fSeeds(new TClonesArray("AliESDtrack")),
- 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
-
- fNseeds=t.fNseeds;
- fNseeds=t.fNseeds;
- fNseedsTOF=t.fNseedsTOF;
- fngoodmatch=t.fngoodmatch;
- fnbadmatch=t.fnbadmatch;
- fnunmatch=t.fnunmatch;
- fnmatch=t.fnmatch;
- fRecoParam=t.fRecoParam;
- fPid=t.fPid;
- fSeeds=t.fSeeds;
- fTracks=t.fTracks;
- fN=t.fN;
-}
-
-//_____________________________________________________________________________
-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;
-
}
//_____________________________________________________________________________
AliTOFtracker::~AliTOFtracker() {
AliFatal("No Reco Param found for TOF!!!");
}
//fRecoParam->Dump();
- if(fRecoParam->GetApplyPbPbCuts())fRecoParam=fRecoParam->GetPbPbparam();
+ //if(fRecoParam->GetApplyPbPbCuts())fRecoParam=fRecoParam->GetPbPbparam();
//fRecoParam->PrintParameters();
Double_t parPID[2];
for (Int_t i=0; i<ntrk; i++) {
AliESDtrack *t=event->GetTrack(i);
AliESDtrack *seed =(AliESDtrack*)fSeeds->UncheckedAt(i);
- if(seed->GetTOFsignal()>0){
- 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);
- delete track;
+
+ if ( (seed->GetStatus()&AliESDtrack::kTOFin)!=0 ) {
+ t->SetStatus(AliESDtrack::kTOFin);
+ //if(seed->GetTOFsignal()>0){
+ if ( (seed->GetStatus()&AliESDtrack::kTOFout)!=0 ) {
+ t->SetStatus(AliESDtrack::kTOFout);
+ t->SetTOFsignal(seed->GetTOFsignal());
+ t->SetTOFcluster(seed->GetTOFcluster());
+ t->SetTOFsignalToT(seed->GetTOFsignalToT());
+ t->SetTOFsignalRaw(seed->GetTOFsignalRaw());
+ t->SetTOFsignalDz(seed->GetTOFsignalDz());
+ t->SetTOFsignalDx(seed->GetTOFsignalDx());
+ t->SetTOFCalChannel(seed->GetTOFCalChannel());
+ Int_t tlab[3]; seed->GetTOFLabel(tlab);
+ t->SetTOFLabel(tlab);
+
+ Float_t info[10]={0.,0.,0.,0.,0.,0.,0.,0.,0.,0.};
+ seed->GetTOFInfo(info);
+ t->SetTOFInfo(info);
+ AliDebug(2,Form(" distance=%f; residual in the pad reference frame: dX=%f, dZ=%f", info[0],info[1],info[2]));
+
+ AliTOFtrack *track = new AliTOFtrack(*seed);
+ t->UpdateTrackParams(track,AliESDtrack::kTOFout); // to be checked - AdC
+ delete track;
+ Double_t time[10]; t->GetIntegratedTimes(time);
+ AliDebug(2,Form(" %6d %f %f %f %f %f %6d %3d %f %f %f %f %f %f",
+ i,
+ t->GetTOFsignalRaw(),
+ t->GetTOFsignal(),
+ t->GetTOFsignalToT(),
+ t->GetTOFsignalDz(),
+ t->GetTOFsignalDx(),
+ t->GetTOFCalChannel(),
+ t->GetTOFcluster(),
+ t->GetIntegratedLength(),
+ time[0], time[1], time[2], time[3], time[4]
+ )
+ );
+ }
}
}
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));
+ AliDebug(2,Form("Use Time Zero?: %d",usetimeZero));
+ AliDebug(2,Form("Time Zero from T0? : %d",timeZeroFromT0));
+ AliDebug(2,Form("Time Zero From TOF? : %d",timeZeroFromTOF));
if(usetimeZero){
if(timeZeroFromT0){
AliESDtrack *t =(AliESDtrack*)fSeeds->UncheckedAt(i);
if ((t->GetStatus()&AliESDtrack::kTPCout)==0)continue;
- // TRD 'good' tracks, already propagated at 372 cm
-
AliTOFtrack *track = new AliTOFtrack(*t); // New
- Double_t x = track->GetX(); //New
- if (((t->GetStatus()&AliESDtrack::kTRDout)!=0 ) &&
- ( x >= AliTOFGeometry::RinTOF()) ){
- track->SetSeedIndex(i);
- t->UpdateTrackParams(track,AliESDtrack::kTOFout);
- new(aTOFTrack[fNseedsTOF]) AliTOFtrack(*track);
- fNseedsTOF++;
- seedsTOF1++;
+ Float_t x = (Float_t)track->GetX(); //New
+
+ // TRD 'good' tracks, already propagated at 371 cm
+ if ( ( (t->GetStatus()&AliESDtrack::kTRDout)!=0 ) &&
+ ( x >= AliTOFGeometry::Rmin() ) ) {
+ if ( track->PropagateToInnerTOF() ) {
+
+ AliDebug(1,Form(" TRD propagated track till rho = %fcm."
+ " And then the track has been propagated till rho = %fcm.",
+ x, (Float_t)track->GetX()));
+
+ track->SetSeedIndex(i);
+ t->UpdateTrackParams(track,AliESDtrack::kTOFin);
+ new(aTOFTrack[fNseedsTOF]) AliTOFtrack(*track);
+ fNseedsTOF++;
+ seedsTOF1++;
+ }
delete track;
}
// Propagate the rest of TPCbp
-
else {
- if(track->PropagateToInnerTOF()){
+ if ( track->PropagateToInnerTOF() ) {
+
+ AliDebug(1,Form(" TPC propagated track till rho = %fcm."
+ " And then the track has been propagated till rho = %fcm.",
+ x, (Float_t)track->GetX()));
+
track->SetSeedIndex(i);
- t->UpdateTrackParams(track,AliESDtrack::kTOFout);
+ t->UpdateTrackParams(track,AliESDtrack::kTOFin);
new(aTOFTrack[fNseedsTOF]) AliTOFtrack(*track);
fNseedsTOF++;
seedsTOF2++;
}
}
- 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));
+ AliInfo(Form("Number of TOF seeds %d",fNseedsTOF));
+ AliInfo(Form("Number of TOF seeds Type 1 %d",seedsTOF1));
+ AliInfo(Form("Number of TOF seeds Type 2 %d",seedsTOF2));
// Sort according uncertainties on track position
fTracks->Sort();
static Float_t detDepth=15.3;
static Float_t padDepth=0.5;
+ const Float_t kSpeedOfLight= 2.99792458e-2; // speed of light [cm/ps]
+ const Float_t kTimeOffset = 32.; // time offset for tracking algorithm [ps]
+
Float_t dY=AliTOFGeometry::XPad();
Float_t dZ=AliTOFGeometry::ZPad();
AliDebug(1,Form("TOF Max Chi2: %f",maxChi2));
AliDebug(1,Form("Time Walk Correction? : %d",timeWalkCorr));
}
- //Match ESD tracks to clusters in TOF
+ //Match ESD tracks to clusters in TOF
// Get the number of propagation steps
-
Int_t nSteps=(Int_t)(detDepth/stepSize);
//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 = new Int_t[fN];
+ // Some init
+ const Int_t kNfoundMax = 10000; // related to nSteps value
+ Int_t index[kNfoundMax];
+ Float_t dist[kNfoundMax];
+ Float_t distZ[kNfoundMax];
+ Float_t distY[kNfoundMax]; // delta(rhoXphi) // AdC
+ Float_t cxpos[kNfoundMax];
+ Float_t crecL[kNfoundMax];
+ const Int_t kNclusterMax = 1000; // related to fN value
+ TGeoHMatrix global[kNclusterMax];
+
+ //The matching loop
for (Int_t iseed=0; iseed<fNseedsTOF; iseed++) {
+ for (Int_t ii=0; ii<kNfoundMax; ii++) {
+ index[ii] = -1;
+ dist[ii] = 9999.;
+ distZ[ii] = 9999.;
+ distY[ii] = 9999.;
+ cxpos[ii] = 9999.;
+ crecL[ii] = 0.;
+ }
+ for (Int_t ii=0; ii<kNclusterMax; ii++)
+ global[ii] = 0x0;
+
AliTOFtrack *track =(AliTOFtrack*)fTracks->UncheckedAt(iseed);
AliESDtrack *t =(AliESDtrack*)fSeeds->UncheckedAt(track->GetSeedIndex());
- if(t->GetTOFsignal()>0. ) continue;
+ //if ( t->GetTOFsignal()>0. ) continue;
+ if ( (t->GetStatus()&AliESDtrack::kTOFout)!=0 ) continue;
AliTOFtrack *trackTOFin =new AliTOFtrack(*track);
- // 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
-
Double_t x,par[5];
trackTOFin->GetExternalParameters(x,par);
Double_t cov[15];
trackTOFin->GetExternalCovariance(cov);
+ if (cov[0]<0. || cov[2]<0.) {
+ AliWarning(Form("Very strange track (%d)! At least one of its covariance matrix diagonal elements is negative!",iseed));
+ //delete trackTOFin;
+ //continue;
+ }
+
Double_t dphi=
scaleFact*
- ((5*TMath::Sqrt(cov[0]) + 0.5*dY + 2.5*TMath::Abs(par[2]))/sensRadius);
+ ((5*TMath::Sqrt(TMath::Abs(cov[0])) + 0.5*dY + 2.5*TMath::Abs(par[2]))/sensRadius);
Double_t dz=
scaleFact*
- (5*TMath::Sqrt(cov[2]) + 0.5*dZ + 2.5*TMath::Abs(par[3]));
+ (5*TMath::Sqrt(TMath::Abs(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();
for (Int_t k=FindClusterIndex(z-dz); k<fN; k++) {
+ if (nc>=kNclusterMax) {
+ AliWarning("No more matchable clusters can be stored! Please, increase the corresponding vectors size.");
+ break;
+ }
+
AliTOFcluster *c=fClusters[k];
if (c->GetZ() > z+dz) break;
if (c->IsUsed()) continue;
if (!c->GetStatus()) {
- AliDebug(1,"Cluster in channel declared bad!");
- continue; // skip bad channels as declared in OCDB
+ AliDebug(1,"Cluster in channel declared bad!");
+ continue; // skip bad channels as declared in OCDB
}
Double_t dph=TMath::Abs(c->GetPhi()-phi);
nc++;
}
+ AliDebug(1,Form(" Number of matchable TOF clusters for the track number %d: %d",iseed,nc));
+
//start fine propagation
Int_t nStepsDone = 0;
break;
}
} else if (ysect <-ymax) {
- if (!trackTOFin->Rotate(AliTOFGeometry::GetAlpha())) {
+ if (!trackTOFin->Rotate(-AliTOFGeometry::GetAlpha())) {
break;
}
}
Int_t nfound = 0;
Bool_t accept = kFALSE;
- Bool_t isInside =kFALSE;
+ Bool_t isInside = kFALSE;
for (Int_t istep=0; istep<nStepsDone; istep++) {
- Float_t ctrackPos[3];
+ if (nfound>=kNfoundMax) {
+ AliWarning("No more track positions can be stored! Please, increase the corresponding vectors size.");
+ break;
+ }
- ctrackPos[0]= trackPos[0][istep];
- ctrackPos[1]= trackPos[1][istep];
- ctrackPos[2]= trackPos[2][istep];
+ Float_t ctrackPos[3];
+ ctrackPos[0] = trackPos[0][istep];
+ ctrackPos[1] = trackPos[1][istep];
+ ctrackPos[2] = trackPos[2][istep];
//now see whether the track matches any of the TOF clusters
Float_t dist3d[3];
- accept=kFALSE;
- for (Int_t i=0; i<nc; i++){
- 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)<padDepth*0.5 && rLoc<dCut);
+ accept = kFALSE;
+ for (Int_t i=0; i<nc; i++) {
+ isInside = fGeom->IsInsideThePad(global[i],ctrackPos,dist3d);
+
+ if ( mLastStep ) {
+ Float_t yLoc = dist3d[1];
+ Float_t rLoc = TMath::Sqrt(dist3d[0]*dist3d[0]+dist3d[2]*dist3d[2]);
+ accept = (TMath::Abs(yLoc)<padDepth*0.5 && rLoc<dCut);
+ AliDebug(2," I am in the case mLastStep==kTRUE ");
}
- else{
+ else {
accept = isInside;
}
- if(accept){
- 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[i]; // store cluster id
- cxpos[nfound]=AliTOFGeometry::RinTOF()+istep*0.1; //store prop.radius
+ if (accept) {
+
+ dist[nfound] = TMath::Sqrt(dist3d[0]*dist3d[0] +
+ dist3d[1]*dist3d[1] +
+ dist3d[2]*dist3d[2]);
+ AliDebug(2,Form(" dist3dLoc[0] = %f, dist3dLoc[1] = %f, dist3dLoc[2] = %f ",
+ dist3d[0],dist3d[1],dist3d[2]));
+ distZ[nfound] = dist3d[2]; // Z distance in the RF of the
+ // hit pad closest to the
+ // reconstructed track
+ distY[nfound] = dist3d[0]; // X distance in the RF of the
+ // hit pad closest to the
+ // reconstructed track
+ // It corresponds to Y coordinate
+ // in tracking RF
+
+
+ AliDebug(2,Form(" dist3dLoc[0] = %f --- distY[%d] = %f",
+ dist3d[0],nfound,distY[nfound]));
+ AliDebug(2,Form(" dist3dLoc[2] = %f --- distZ[%d] = %f",
+ dist3d[2],nfound,distZ[nfound]));
+
+
+ crecL[nfound] = trackPos[3][istep];
+ index[nfound] = clind[i]; // store cluster id
+ cxpos[nfound] = AliTOFGeometry::RinTOF()+istep*0.1; //store prop.radius
nfound++;
if(accept &&!mLastStep)break;
}//end if accept
+
} //end for on the clusters
if(accept &&!mLastStep)break;
} //end for on the steps
+ AliDebug(1,Form(" Number of track points for the track number %d: %d",iseed,nfound));
if (nfound == 0 ) {
Float_t xpos=0.;
Float_t mindist=1000.;
Float_t mindistZ=0.;
+ Float_t mindistY=0.;
for (Int_t iclus= 0; iclus<nfound;iclus++){
if (dist[iclus]< mindist){
mindist = dist[iclus];
- mindistZ = distZ[iclus];
+ mindistZ = distZ[iclus]; // Z distance in the RF of the hit
+ // pad closest to the reconstructed
+ // track
+ mindistY = distY[iclus]; // Y distance in the RF of the hit
+ // pad closest to the reconstructed
+ // track
xpos = cxpos[iclus];
idclus =index[iclus];
recL=crecL[iclus]+corrLen*0.5;
AliTOFcluster *c=fClusters[idclus];
-
- AliDebug(2, Form("%7i %7i %10i %10i %10i %10i %7i",
+ /*
+ Float_t tiltangle = AliTOFGeometry::GetAngles(c->GetDetInd(1),c->GetDetInd(2))*TMath::DegToRad();
+ Float_t localCheck=-mindistZ;
+ localCheck/=TMath::Cos(tiltangle); // Z (tracking/ALICE RF) component of
+ // the distance between the
+ // reconstructed track and the
+ // TOF closest cluster
+ */
+ AliDebug(2, Form("%7d %7d %10d %10d %10d %10d %7d",
iseed,
fnmatch-1,
TMath::Abs(trackTOFin->GetLabel()),
) {
fngoodmatch++;
- AliDebug(2,Form(" track label good %5i",trackTOFin->GetLabel()));
+ AliDebug(2,Form(" track label good %5d",trackTOFin->GetLabel()));
}
- else{
+ else {
fnbadmatch++;
- AliDebug(2,Form(" track label bad %5i",trackTOFin->GetLabel()));
+ AliDebug(2,Form(" track label bad %5d",trackTOFin->GetLabel()));
}
// Store quantities to be used in the TOF Calibration
Float_t tToT=AliTOFGeometry::ToTBinWidth()*c->GetToT()*1E-3; // in ns
t->SetTOFsignalToT(tToT);
- Float_t rawTime=AliTOFGeometry::TdcBinWidth()*c->GetTDCRAW()+32; // RAW time,in ps
+ Float_t rawTime=AliTOFGeometry::TdcBinWidth()*c->GetTDCRAW()+kTimeOffset; // 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));
+ t->SetTOFsignalDx(mindistY);
+
+ Float_t info[10] = {mindist,mindistY,mindistZ,
+ 0.,0.,0.,0.,0.,0.,0.};
+ t->SetTOFInfo(info);
+ AliDebug(2,Form(" distance=%f; residual in the pad reference frame: dX=%f, dZ=%f", info[0],info[1],info[2]));
+
+
Int_t ind[5];
ind[0]=c->GetDetInd(0);
ind[1]=c->GetDetInd(1);
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=AliTOFGeometry::TdcBinWidth()*c->GetTDC()+32; // in ps
+ AliDebug(2,Form(" tdc time of the matched track %6d = ",c->GetTDC()));
+ Double_t tof=AliTOFGeometry::TdcBinWidth()*c->GetTDC()+kTimeOffset; // in ps
AliDebug(2,Form(" tof time of the matched track: %f = ",tof));
Double_t tofcorr=tof;
if(timeWalkCorr)tofcorr=CorrectTimeWalk(mindistZ,tof);
t->SetTOFsignal(tofcorr);
t->SetTOFcluster(idclus); // pointing to the recPoints tree
+ AliDebug(2,Form(" Setting TOF raw time: %f, z distance: %f corrected time: %f ",rawTime,mindistZ,tofcorr));
+
//Tracking info
- Double_t time[AliPID::kSPECIES]; t->GetIntegratedTimes(time);
+ Double_t time[AliPID::kSPECIES]; t->GetIntegratedTimes(time); // in ps
Double_t mom=t->GetP();
- for(Int_t j=0;j<AliPID::kSPECIES;j++){
+ AliDebug(2,Form(" Momentum for track %d -> %f", iseed,mom));
+ for (Int_t j=0;j<AliPID::kSPECIES;j++) {
Double_t mass=AliPID::ParticleMass(j);
- time[j]+=(recL-trackPos[3][0])/3e-2*TMath::Sqrt(mom*mom+mass*mass)/mom;
+ time[j]+=(recL-trackPos[3][0])/kSpeedOfLight*TMath::Sqrt(mom*mom+mass*mass)/mom;
}
AliTOFtrack *trackTOFout = new AliTOFtrack(*t);
trackTOFout->PropagateTo(xpos);
- t->UpdateTrackParams(trackTOFout,AliESDtrack::kTOFout);
+
+ // Fill the track residual histograms.
+ FillResiduals(trackTOFout,c,kFALSE);
+
+ t->UpdateTrackParams(trackTOFout,AliESDtrack::kTOFout);
t->SetIntegratedLength(recL);
t->SetIntegratedTimes(time);
t->SetTOFLabel(tlab);
// Fill Tree for on-the-fly offline Calibration
- if ( !((t->GetStatus() & AliESDtrack::kTIME)==0 )){
+ if ( !((t->GetStatus() & AliESDtrack::kTIME)==0 ) ) {
fIch=calindex;
fToT=tToT;
fTime=rawTime;
for (Int_t i=0; i<fN; ++i) arr->Add(fClusters[i]);
}
+//_________________________________________________________________________
+
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff