// Do the back prolongation
new(&track) AliTRDtrackV1(*seed);
track.SetReconstructor(fReconstructor);
-
+ track.SetKink(Bool_t(seed->GetKinkIndex(0)));
//Int_t lbl = seed->GetLabel();
//track.SetSeedLabel(lbl);
Int_t foundClr = track.GetNumberOfClusters();
if (foundClr >= foundMin) {
track.CookLabel(1. - fgkLabelFraction);
- if(track.GetBackupTrack()) UseClusters(track.GetBackupTrack());
+ //if(track.GetBackupTrack()) UseClusters(track.GetBackupTrack());
// Sign only gold tracks
if (track.GetChi2() / track.GetNumberOfClusters() < 4) {
- if ((seed->GetKinkIndex(0) == 0) && (track.Pt() < 1.5)){
- //UseClusters(&track);
- }
+ //if ((seed->GetKinkIndex(0) == 0) && (track.Pt() < 1.5)) UseClusters(&track);
}
Bool_t isGold = kFALSE;
if(!ptrTracklet){
ptrTracklet = new(&tracklet) AliTRDseedV1(ilayer);
ptrTracklet->SetReconstructor(fReconstructor);
+ ptrTracklet->SetKink(t.IsKink());
alpha = t.GetAlpha();
Int_t sector = Int_t(alpha/AliTRDgeometry::GetAlpha() + (alpha>0. ? 0 : AliTRDgeometry::kNsector));
break;
}
- //ptrTracklet->UseClusters();
- }// else ptrTracklet->Init(&t);
+ ptrTracklet->UpdateUsed();
+ }
if(!ptrTracklet->IsOK()){
+ ptrTracklet->Reset();
if(x < 1.) continue; //temporary
if(!PropagateToX(t, x-fgkMaxStep, fgkMaxStep)) return -1/*nClustersExpected*/;
if(!AdjustSector(&t)) return -1/*nClustersExpected*/;
if (TMath::Abs(t.GetSnp()) > fgkMaxSnp) return -1/*nClustersExpected*/;
// load tracklet to the tracker and the track
+ ptrTracklet->UseClusters();
ptrTracklet->Fit(kFALSE); // no tilt correction
ptrTracklet = SetTracklet(ptrTracklet);
t.SetTracklet(ptrTracklet, fTracklets->GetEntriesFast()-1);
Int_t nPoints = 0;
for(Int_t ilr = 0; ilr < AliTRDgeometry::kNlayer; ilr++){
if(!tracklets[ilr].IsOK()) continue;
- for(Int_t itb = 0; itb < fgNTimeBins; itb++){
+ for(Int_t itb = 0; itb < AliTRDseedV1::kNTimeBins; itb++){
if(!tracklets[ilr].IsUsable(itb)) continue;
cl = tracklets[ilr].GetClusters(itb);
x = cl->GetX();
uvt[0] = 2. * x * t;
uvt[1] = 2. * x * t * tilt ;
w = 2. * (y + tilt * (z - zVertex)) * t;
- error = 2. * 0.2 * t;
+ error = 2. * TMath::Sqrt(cl->GetSigmaY2()) * t;
fitter->AddPoint(uvt, w, error);
nPoints++;
}
// Containers for Least-square fitter
for(Int_t ipl = 0; ipl < kNPlanes; ipl++){
if(!tracklets[ipl].IsOK()) continue;
- for(Int_t itb = 0; itb < fgNTimeBins; itb++){
+ for(Int_t itb = 0; itb < AliTRDseedV1::kNTimeBins; itb++){
if(!(cl = tracklets[ipl].GetClusters(itb))) continue;
if (!tracklets[ipl].IsUsable(itb)) continue;
x = cl->GetX();
w = 2. * (y + tilt*z) * t;
// error definition changes for the different calls
we = 2. * t;
- we *= sigError ? tracklets[ipl].GetSigmaY() : 0.2;
+ we *= sigError ? TMath::Sqrt(cl->GetSigmaY2()) : 0.2;
fitter->AddPoint(uvt, w, we);
zfitter.AddPoint(&x, z, static_cast<Double_t>(TMath::Sqrt(cl->GetSigmaZ2())));
nPoints++;
// Containers for Least-square fitter
for(Int_t ipl = 0; ipl < kNPlanes; ipl++){
if(!tracklets[ipl].IsOK()) continue;
- for(Int_t itb = 0; itb < fgNTimeBins; itb++){
+ for(Int_t itb = 0; itb < AliTRDseedV1::kNTimeBins; itb++){
if(!(cl = tracklets[ipl].GetClusters(itb))) continue;
if (!tracklets[ipl].IsUsable(itb)) continue;
x = cl->GetX();
w = 2. * (y + tilt*z) * t;
// error definition changes for the different calls
we = 2. * t;
- we *= sigError ? tracklets[ipl].GetSigmaY() : 0.2;
+ we *= sigError ? TMath::Sqrt(cl->GetSigmaY2()) : 0.2;
fitter->AddPoint(uvt, w, we);
zfitter.AddPoint(&x, z, static_cast<Double_t>(TMath::Sqrt(cl->GetSigmaZ2())));
nPoints++;
for (Int_t jLayer = 0; jLayer < kNPlanes; jLayer++) {
Int_t jseed = kNPlanes*trackIndex+jLayer;
if(!sseed[jseed].IsOK()) continue;
- if (TMath::Abs(sseed[jseed].GetYref(0) / sseed[jseed].GetX0()) < 0.15) findable++;
+ if (TMath::Abs(sseed[jseed].GetYref(0) / sseed[jseed].GetX0()) < 0.158) findable++;
sseed[jseed].UpdateUsed();
ncl += sseed[jseed].GetN2();
nlayers++;
}
- // Filter duplicated tracks
- if (nused > 30){
- //printf("Skip %d nused %d\n", trackIndex, nused);
- fakeTrack[trackIndex] = kTRUE;
- continue;
- }
- if (Float_t(nused)/ncl >= .25){
- //printf("Skip %d nused/ncl >= .25\n", trackIndex);
- fakeTrack[trackIndex] = kTRUE;
- continue;
- }
-
- // Classify tracks
- Bool_t skip = kFALSE;
- switch(jSieve){
- case 0:
- if(nlayers < 6) {skip = kTRUE; break;}
- if(TMath::Log(1.E-9+fTrackQuality[trackIndex]) < -5.){skip = kTRUE; break;}
- break;
-
- case 1:
- if(nlayers < findable){skip = kTRUE; break;}
- if(TMath::Log(1.E-9+fTrackQuality[trackIndex]) < -4.){skip = kTRUE; break;}
- break;
-
- case 2:
- if ((nlayers == findable) || (nlayers == 6)) { skip = kTRUE; break;}
- if (TMath::Log(1.E-9+fTrackQuality[trackIndex]) < -6.0){skip = kTRUE; break;}
- break;
-
- case 3:
- if (TMath::Log(1.E-9+fTrackQuality[trackIndex]) < -5.){skip = kTRUE; break;}
- break;
-
- case 4:
- if (nlayers == 3){skip = kTRUE; break;}
- //if (TMath::Log(1.E-9+fTrackQuality[trackIndex]) - nused/(nlayers-3.0) < -15.0){skip = kTRUE; break;}
- break;
- }
- if(skip){
- candidates++;
- //printf("REJECTED : %d [%d] nlayers %d trackQuality = %e nused %d\n", itrack, trackIndex, nlayers, fTrackQuality[trackIndex], nused);
- continue;
- }
- signedTrack[trackIndex] = kTRUE;
-
-
- // Sign clusters
- AliTRDcluster *cl = 0x0; Int_t clusterIndex = -1;
- for (Int_t jLayer = 0; jLayer < kNPlanes; jLayer++) {
- Int_t jseed = kNPlanes*trackIndex+jLayer;
- if(!sseed[jseed].IsOK()) continue;
- if(TMath::Abs(sseed[jseed].GetYfit(1) - sseed[jseed].GetYfit(1)) >= .2) continue; // check this condition with Marian
- sseed[jseed].UseClusters();
- if(!cl){
- ic = 0;
- while(!(cl = sseed[jseed].GetClusters(ic))) ic++;
- clusterIndex = sseed[jseed].GetIndexes(ic);
- }
- }
- if(!cl) continue;
-
-
- // Build track parameters
- AliTRDseedV1 *lseed =&sseed[trackIndex*6];
-/* Int_t idx = 0;
- while(idx<3 && !lseed->IsOK()) {
- idx++;
- lseed++;
- }*/
- Double_t x = lseed->GetX0();// - 3.5;
- trackParams[0] = x; //NEW AB
- trackParams[1] = lseed->GetYref(0); // lseed->GetYat(x);
- trackParams[2] = lseed->GetZref(0); // lseed->GetZat(x);
- trackParams[3] = TMath::Sin(TMath::ATan(lseed->GetYref(1)));
- trackParams[4] = lseed->GetZref(1) / TMath::Sqrt(1. + lseed->GetYref(1) * lseed->GetYref(1));
- trackParams[5] = lseed->GetC();
- Int_t ich = 0; while(!(chamber = stack[ich])) ich++;
- trackParams[6] = fGeom->GetSector(chamber->GetDetector());/* *alpha+shift; // Supermodule*/
+ // Filter duplicated tracks
+ if (nused > 30){
+ //printf("Skip %d nused %d\n", trackIndex, nused);
+ fakeTrack[trackIndex] = kTRUE;
+ continue;
+ }
+ if (Float_t(nused)/ncl >= .25){
+ //printf("Skip %d nused/ncl >= .25\n", trackIndex);
+ fakeTrack[trackIndex] = kTRUE;
+ continue;
+ }
- if(fReconstructor->GetStreamLevel(AliTRDReconstructor::kTracker) > 1){
- AliInfo(Form("Track %d [%d] nlayers %d trackQuality = %e nused %d, yref = %3.3f", itrack, trackIndex, nlayers, fTrackQuality[trackIndex], nused, trackParams[1]));
-
- Int_t nclusters = 0;
- AliTRDseedV1 *dseed[6];
-
- // Build track label - what happens if measured data ???
- Int_t labels[1000];
- Int_t outlab[1000];
- Int_t nlab = 0;
-
- Int_t labelsall[1000];
- Int_t nlabelsall = 0;
- Int_t naccepted = 0;
-
- for (Int_t iLayer = 0; iLayer < kNPlanes; iLayer++) {
- Int_t jseed = kNPlanes*trackIndex+iLayer;
- dseed[iLayer] = new AliTRDseedV1(sseed[jseed]);
- dseed[iLayer]->SetOwner();
- nclusters += sseed[jseed].GetN2();
- if(!sseed[jseed].IsOK()) continue;
- for(int ilab=0; ilab<2; ilab++){
- if(sseed[jseed].GetLabels(ilab) < 0) continue;
- labels[nlab] = sseed[jseed].GetLabels(ilab);
- nlab++;
- }
+ // Classify tracks
+ Bool_t skip = kFALSE;
+ switch(jSieve){
+ case 0:
+ if(nlayers < 6) {skip = kTRUE; break;}
+ if(TMath::Log(1.E-9+fTrackQuality[trackIndex]) < -5.){skip = kTRUE; break;}
+ break;
+
+ case 1:
+ if(nlayers < findable){skip = kTRUE; break;}
+ if(TMath::Log(1.E-9+fTrackQuality[trackIndex]) < -4.){skip = kTRUE; break;}
+ break;
+
+ case 2:
+ if ((nlayers == findable) || (nlayers == 6)) { skip = kTRUE; break;}
+ if (TMath::Log(1.E-9+fTrackQuality[trackIndex]) < -6.0){skip = kTRUE; break;}
+ break;
+
+ case 3:
+ if (TMath::Log(1.E-9+fTrackQuality[trackIndex]) < -5.){skip = kTRUE; break;}
+ break;
+
+ case 4:
+ if (nlayers == 3){skip = kTRUE; break;}
+ //if (TMath::Log(1.E-9+fTrackQuality[trackIndex]) - nused/(nlayers-3.0) < -15.0){skip = kTRUE; break;}
+ break;
+ }
+ if(skip){
+ candidates++;
+ //printf("REJECTED : %d [%d] nlayers %d trackQuality = %e nused %d\n", itrack, trackIndex, nlayers, fTrackQuality[trackIndex], nused);
+ continue;
+ }
+ signedTrack[trackIndex] = kTRUE;
+
+ // Build track parameters
+ AliTRDseedV1 *lseed =&sseed[trackIndex*6];
+ /* Int_t idx = 0;
+ while(idx<3 && !lseed->IsOK()) {
+ idx++;
+ lseed++;
+ }*/
+ Double_t x = lseed->GetX0();// - 3.5;
+ trackParams[0] = x; //NEW AB
+ trackParams[1] = lseed->GetYref(0); // lseed->GetYat(x);
+ trackParams[2] = lseed->GetZref(0); // lseed->GetZat(x);
+ trackParams[3] = TMath::Sin(TMath::ATan(lseed->GetYref(1)));
+ trackParams[4] = lseed->GetZref(1) / TMath::Sqrt(1. + lseed->GetYref(1) * lseed->GetYref(1));
+ trackParams[5] = lseed->GetC();
+ Int_t ich = 0; while(!(chamber = stack[ich])) ich++;
+ trackParams[6] = fGeom->GetSector(chamber->GetDetector());/* *alpha+shift; // Supermodule*/
+
+ if(fReconstructor->GetStreamLevel(AliTRDReconstructor::kTracker) > 1){
+ AliInfo(Form("Track %d [%d] nlayers %d trackQuality = %e nused %d, yref = %3.3f", itrack, trackIndex, nlayers, fTrackQuality[trackIndex], nused, trackParams[1]));
+
+ Int_t nclusters = 0;
+ AliTRDseedV1 *dseed[6];
+
+ // Build track label - what happens if measured data ???
+ Int_t labels[1000];
+ Int_t outlab[1000];
+ Int_t nlab = 0;
+
+ Int_t labelsall[1000];
+ Int_t nlabelsall = 0;
+ Int_t naccepted = 0;
+
+ for (Int_t iLayer = 0; iLayer < kNPlanes; iLayer++) {
+ Int_t jseed = kNPlanes*trackIndex+iLayer;
+ dseed[iLayer] = new AliTRDseedV1(sseed[jseed]);
+ dseed[iLayer]->SetOwner();
+ printf("Layer[%d], NClusters[%d]\n", iLayer, sseed[jseed].GetN2());
+ nclusters += sseed[jseed].GetN2();
+ if(!sseed[jseed].IsOK()) continue;
+ for(int ilab=0; ilab<2; ilab++){
+ if(sseed[jseed].GetLabels(ilab) < 0) continue;
+ labels[nlab] = sseed[jseed].GetLabels(ilab);
+ nlab++;
+ }
+
+ // Cooking label
+ for (Int_t itime = 0; itime < fgNTimeBins; itime++) {
+ if(!sseed[jseed].IsUsable(itime)) continue;
+ naccepted++;
+ Int_t tindex = 0, ilab = 0;
+ while(ilab<3 && (tindex = sseed[jseed].GetClusters(itime)->GetLabel(ilab)) >= 0){
+ labelsall[nlabelsall++] = tindex;
+ ilab++;
+ }
+ }
+ }
+ Freq(nlab,labels,outlab,kFALSE);
+ Int_t label = outlab[0];
+ Int_t frequency = outlab[1];
+ Freq(nlabelsall,labelsall,outlab,kFALSE);
+ Int_t label1 = outlab[0];
+ Int_t label2 = outlab[2];
+ Float_t fakeratio = (naccepted - outlab[1]) / Float_t(naccepted);
+
+ //Int_t eventNrInFile = esd->GetEventNumberInFile();
+ //AliInfo(Form("Number of clusters %d.", nclusters));
+ Int_t eventNumber = AliTRDtrackerDebug::GetEventNumber();
+ Int_t trackNumber = AliTRDtrackerDebug::GetTrackNumber();
+ Int_t candidateNumber = AliTRDtrackerDebug::GetCandidateNumber();
+ TTreeSRedirector &cstreamer = *fReconstructor->GetDebugStream(AliTRDReconstructor::kTracker);
+ cstreamer << "Clusters2TracksStack"
+ << "EventNumber=" << eventNumber
+ << "TrackNumber=" << trackNumber
+ << "CandidateNumber=" << candidateNumber
+ << "Iter=" << fSieveSeeding
+ << "Like=" << fTrackQuality[trackIndex]
+ << "S0.=" << dseed[0]
+ << "S1.=" << dseed[1]
+ << "S2.=" << dseed[2]
+ << "S3.=" << dseed[3]
+ << "S4.=" << dseed[4]
+ << "S5.=" << dseed[5]
+ << "p0=" << trackParams[0]
+ << "p1=" << trackParams[1]
+ << "p2=" << trackParams[2]
+ << "p3=" << trackParams[3]
+ << "p4=" << trackParams[4]
+ << "p5=" << trackParams[5]
+ << "p6=" << trackParams[6]
+ << "Label=" << label
+ << "Label1=" << label1
+ << "Label2=" << label2
+ << "FakeRatio=" << fakeratio
+ << "Freq=" << frequency
+ << "Ncl=" << ncl
+ << "NLayers=" << nlayers
+ << "Findable=" << findable
+ << "NUsed=" << nused
+ << "\n";
+ }
- // Cooking label
- for (Int_t itime = 0; itime < fgNTimeBins; itime++) {
- if(!sseed[jseed].IsUsable(itime)) continue;
- naccepted++;
- Int_t tindex = 0, ilab = 0;
- while(ilab<3 && (tindex = sseed[jseed].GetClusters(itime)->GetLabel(ilab)) >= 0){
- labelsall[nlabelsall++] = tindex;
- ilab++;
+ AliTRDtrackV1 *track = MakeTrack(&sseed[trackIndex*kNPlanes], trackParams);
+ if(!track){
+ AliWarning("Fail to build a TRD Track.");
+ continue;
}
- }
- }
- Freq(nlab,labels,outlab,kFALSE);
- Int_t label = outlab[0];
- Int_t frequency = outlab[1];
- Freq(nlabelsall,labelsall,outlab,kFALSE);
- Int_t label1 = outlab[0];
- Int_t label2 = outlab[2];
- Float_t fakeratio = (naccepted - outlab[1]) / Float_t(naccepted);
-
- //Int_t eventNrInFile = esd->GetEventNumberInFile();
- //AliInfo(Form("Number of clusters %d.", nclusters));
- Int_t eventNumber = AliTRDtrackerDebug::GetEventNumber();
- Int_t trackNumber = AliTRDtrackerDebug::GetTrackNumber();
- Int_t candidateNumber = AliTRDtrackerDebug::GetCandidateNumber();
- TTreeSRedirector &cstreamer = *fReconstructor->GetDebugStream(AliTRDReconstructor::kTracker);
- cstreamer << "Clusters2TracksStack"
- << "EventNumber=" << eventNumber
- << "TrackNumber=" << trackNumber
- << "CandidateNumber=" << candidateNumber
- << "Iter=" << fSieveSeeding
- << "Like=" << fTrackQuality[trackIndex]
- << "S0.=" << dseed[0]
- << "S1.=" << dseed[1]
- << "S2.=" << dseed[2]
- << "S3.=" << dseed[3]
- << "S4.=" << dseed[4]
- << "S5.=" << dseed[5]
- << "p0=" << trackParams[0]
- << "p1=" << trackParams[1]
- << "p2=" << trackParams[2]
- << "p3=" << trackParams[3]
- << "p4=" << trackParams[4]
- << "p5=" << trackParams[5]
- << "p6=" << trackParams[6]
- << "Label=" << label
- << "Label1=" << label1
- << "Label2=" << label2
- << "FakeRatio=" << fakeratio
- << "Freq=" << frequency
- << "Ncl=" << ncl
- << "NLayers=" << nlayers
- << "Findable=" << findable
- << "NUsed=" << nused
- << "\n";
- }
- AliTRDtrackV1 *track = MakeTrack(&sseed[trackIndex*kNPlanes], trackParams);
- if(!track){
- AliWarning("Fail to build a TRD Track.");
- continue;
- }
-
- //AliInfo("End of MakeTrack()");
- AliESDtrack *esdTrack = new ((*esdTrackList)[ntracks0++]) AliESDtrack();
- esdTrack->UpdateTrackParams(track, AliESDtrack::kTRDout);
- esdTrack->SetLabel(track->GetLabel());
- track->UpdateESDtrack(esdTrack);
- // write ESD-friends if neccessary
- if (fReconstructor->GetStreamLevel(AliTRDReconstructor::kTracker) > 0){
- AliTRDtrackV1 *calibTrack = new AliTRDtrackV1(*track);
- calibTrack->SetOwner();
- esdTrack->AddCalibObject(calibTrack);
- }
- ntracks1++;
- AliTRDtrackerDebug::SetTrackNumber(AliTRDtrackerDebug::GetTrackNumber() + 1);
+ //AliInfo("End of MakeTrack()");
+ AliESDtrack *esdTrack = new ((*esdTrackList)[ntracks0++]) AliESDtrack();
+ esdTrack->UpdateTrackParams(track, AliESDtrack::kTRDout);
+ esdTrack->SetLabel(track->GetLabel());
+ track->UpdateESDtrack(esdTrack);
+ // write ESD-friends if neccessary
+ if (fReconstructor->GetStreamLevel(AliTRDReconstructor::kTracker) > 0){
+ AliTRDtrackV1 *calibTrack = new AliTRDtrackV1(*track);
+ calibTrack->SetOwner();
+ esdTrack->AddCalibObject(calibTrack);
+ }
+ ntracks1++;
+ AliTRDtrackerDebug::SetTrackNumber(AliTRDtrackerDebug::GetTrackNumber() + 1);
}
jSieve++;
tseed->SetReconstructor(fReconstructor);
tseed->SetX0((*cIter) ? (*cIter)->GetX() : x_def[iLayer]);
tseed->Init(GetRiemanFitter());
+ tseed->SetStandAlone(kTRUE);
}
Bool_t isFake = kFALSE;
//AliInfo("Passed chi2 filter.");
// try attaching clusters to tracklets
- Int_t nUsedCl = 0;
Int_t mlayers = 0;
for(int iLayer=0; iLayer<kNSeedPlanes; iLayer++){
Int_t jLayer = planes[iLayer];
- if(!cseed[jLayer].AttachClustersIter(stack[jLayer], 5., kFALSE, c[iLayer])) continue;
- nUsedCl += cseed[jLayer].GetNUsed();
- if(nUsedCl > 25) break;
+ if(!cseed[jLayer].AttachClusters(stack[jLayer], kTRUE)) continue;
+ cseed[jLayer].UpdateUsed();
+ if(!cseed[jLayer].IsOK()) continue;
mlayers++;
}
for(int iLayer=0; iLayer<kNPlanes-kNSeedPlanes; iLayer++){
Int_t jLayer = planesExt[iLayer];
if(!(chamber = stack[jLayer])) continue;
- cseed[jLayer].AttachClustersIter(chamber, 1000.);
+ cseed[jLayer].AttachClusters(chamber, kTRUE);
}
fTrackQuality[ntracks] = 1.; // dummy value
ntracks++;
}
+ // Update Seeds and calculate Likelihood
// fit tracklets and cook likelihood
- FitTiltedRieman(&cseed[0], kTRUE);// Update Seeds and calculate Likelihood
+ FitTiltedRieman(&cseed[0], kTRUE);
+ for(int iLayer=0; iLayer<kNSeedPlanes; iLayer++){
+ Int_t jLayer = planes[iLayer];
+ cseed[jLayer].Fit(kTRUE);
+ }
Double_t like = CookLikelihood(&cseed[0], planes); // to be checked
if (TMath::Log(1.E-9 + like) < fReconstructor->GetRecoParam() ->GetTrackLikelihood()){
fSeedLayer[ntracks] = config;/*sLayer;*/
// attach clusters to the extrapolation seeds
- Int_t nusedf = 0; // debug value
for(int iLayer=0; iLayer<kNPlanes-kNSeedPlanes; iLayer++){
Int_t jLayer = planesExt[iLayer];
if(!(chamber = stack[jLayer])) continue;
if ((jLayer == 0) && !(cseed[1].IsOK())) continue;
if ((jLayer == 5) && !(cseed[4].IsOK())) continue;
AliTRDseedV1 pseed = cseed[jLayer];
- if(!pseed.AttachClustersIter(chamber, 1000.)) continue;
+ if(!pseed.AttachClusters(chamber, kTRUE)) continue;
+ pseed.Fit(kTRUE);
cseed[jLayer] = pseed;
- nusedf += cseed[jLayer].GetNUsed(); // debug value
FitTiltedRieman(cseed, kTRUE);
+ cseed[jLayer].Fit(kTRUE);
}
// AliInfo("Extrapolation done.");
<< "Chi2TC=" << chi2Vals[1]
<< "Nlayers=" << mlayers
<< "NClusters=" << ncls
- << "NUsedS=" << nUsedCl
- << "NUsed=" << nusedf
<< "Like=" << like
<< "S0.=" << &cseed[0]
<< "S1.=" << &cseed[1]
AliTRDtrackV1 track(seeds, ¶ms[1], c, params[0], params[6]*alpha+shift);
track.PropagateTo(params[0]-5.0);
+ AliTRDseedV1 *ptrTracklet = 0x0;
+ // Sign clusters
+ for (Int_t jLayer = 0; jLayer < AliTRDgeometry::kNlayer; jLayer++) {
+ ptrTracklet = &seeds[jLayer];
+ if(!ptrTracklet->IsOK()) continue;
+ if(TMath::Abs(ptrTracklet->GetYref(1) - ptrTracklet->GetYfit(1)) >= .2) continue; // check this condition with Marian
+ }
+ //
if(fReconstructor->IsHLT()){
- AliTRDseedV1 *ptrTracklet = 0x0;
for(Int_t ip=0; ip<kNPlanes; ip++){
track.UnsetTracklet(ip);
ptrTracklet = SetTracklet(&seeds[ip]);
+ ptrTracklet->UseClusters();
track.SetTracklet(ptrTracklet, fTracklets->GetEntriesFast()-1);
}
AliTRDtrackV1 *ptrTrack = SetTrack(&track);
// layers : Array of propagation layers for a stack/supermodule
// cseed : Array of 6 seeding tracklets which has to be improved
//
- // Output :
+ // Output :
// cssed : Improved seeds
//
// Detailed description
for (Int_t jLayer = 5; jLayer > 1; jLayer--) {
Int_t bLayer = sortindexes[jLayer];
if(!(chamber = stack[bLayer])) continue;
- bseed[bLayer].AttachClustersIter(chamber, squality[bLayer], kTRUE);
+ bseed[bLayer].AttachClusters(chamber, kTRUE);
+ bseed[bLayer].Fit(kTRUE);
if(bseed[bLayer].IsOK()) nLayers++;
}
<< "\n";
}
} // Loop: iter
-
// we are sure that at least 2 tracklets are OK !
return nLayers+2;
}
// debug level 2
//
- Double_t sumdaf = 0, nLayers = 0;
+ Double_t chi2phi = 0, nLayers = 0;
for (Int_t iLayer = 0; iLayer < kNPlanes; iLayer++) {
if(!tracklets[iLayer].IsOK()) continue;
- sumdaf += TMath::Abs((tracklets[iLayer].GetYfit(1) - tracklets[iLayer].GetYref(1))/ tracklets[iLayer].GetS2Y());
+ chi2phi += tracklets[iLayer].GetChi2Phi();
nLayers++;
}
- sumdaf /= Float_t (nLayers - 2.0);
+ chi2phi /= Float_t (nLayers - 2.0);
Double_t likeChi2Z = TMath::Exp(-chi2[2] * 0.14); // Chi2Z
Double_t likeChi2TC = (fReconstructor->GetRecoParam() ->IsVertexConstrained()) ?
TMath::Exp(-chi2[1] * 0.677) : 1; // Constrained Tilted Riemann
Double_t likeChi2TR = TMath::Exp(-chi2[0] * 0.78); // Non-constrained Tilted Riemann
- Double_t likeAF = TMath::Exp(-sumdaf * 3.23);
- Double_t trackLikelihood = likeChi2Z * likeChi2TR * likeAF;
+ Double_t likeChi2Phi= TMath::Exp(-chi2phi * 3.23);
+ Double_t trackLikelihood = likeChi2Z * likeChi2TR * likeChi2Phi;
if(fReconstructor->GetStreamLevel(AliTRDReconstructor::kTracker) >= 2){
Int_t eventNumber = AliTRDtrackerDebug::GetEventNumber();
<< "LikeChi2Z=" << likeChi2Z
<< "LikeChi2TR=" << likeChi2TR
<< "LikeChi2TC=" << likeChi2TC
- << "LikeAF=" << likeAF
+ << "LikeChi2Phi=" << likeChi2Phi
<< "TrackLikelihood=" << trackLikelihood
<< "\n";
}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff