X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=HMPID%2FAliHMPIDTracker.cxx;h=2d5e3fd8639fd211ad5d14bc21e807dbf0807dca;hb=25692ca47893e31d09c0213f6515bb7aeef59f8e;hp=da461405947773434b038fb48d3a9d87c8abe41d;hpb=794395695a3eb1c633c82c0619f0b2adde854b8f;p=u%2Fmrichter%2FAliRoot.git diff --git a/HMPID/AliHMPIDTracker.cxx b/HMPID/AliHMPIDTracker.cxx index da461405947..2d5e3fd8639 100644 --- a/HMPID/AliHMPIDTracker.cxx +++ b/HMPID/AliHMPIDTracker.cxx @@ -60,7 +60,9 @@ Bool_t AliHMPIDTracker::GetTrackPoint(Int_t idx, AliTrackPoint& point) const iClu = iClu%1000; //GetHMPIDcluIdx -> 1e+6*ch + 1e+3*clusize + cluIdx; point.SetVolumeID(AliGeomManager::LayerToVolUID(AliGeomManager::kHMPID,iCham));//layer and chamber number TClonesArray *pArr=(TClonesArray*)(*fClu)[iCham]; + if(!pArr) return kFALSE; AliHMPIDCluster *pClu=(AliHMPIDCluster*)pArr->UncheckedAt(iClu);//get pointer to cluster + if(!pClu) return kFALSE; Float_t xyz[3]; pClu->GetGlobalXYZ(xyz); Float_t cov[6]; @@ -129,21 +131,31 @@ Int_t AliHMPIDTracker::PropagateBack(AliESDEvent *pEsd) //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Int_t AliHMPIDTracker::Recon(AliESDEvent *pEsd,TObjArray *pClus,TObjArray *pNmean, TObjArray *pQthre) { -// Static method to reconstruct Theta Ckov for all valid tracks of a given event. +// Static method to reconstruct the Cherenkov angle for all valid tracks of a given event. // Arguments: pEsd- pointer ESD; pClu- pointer to clusters for all chambers; pNmean - pointer to all function Nmean=f(time) -// Returns: error code, 0 if no errors - const Double_t kMaxSnp=0.9; //maximal snp for prolongation +// Returns: error code, 0 if no errors +// +// Algortihm: Loop over tracks +// +// 1. Find the closest MIP cluster using fast tracks extrapolation method +// 2. Propagate track to the MIP cluster using the STEER method +// 3. Update the track information with MIP cluster (Improved angular and position resolution - to be used for Cherenkov angle calculation) +// 4. Propagate back the constrained track to the radiator radius ( not exact yet) +// 5. Propagation in the last 10 cm with the fast method +// 6. Set ESDtrack information +// 7. Calculate the Cherenkov angle + + const Double_t kMaxSnp=0.9; //maximal snp for prolongation + const Double_t kdRadiator=10; // distance between radiator and the plane AliHMPIDRecon recon; //instance of reconstruction class, nothing important in ctor AliHMPIDParam *pParam = AliHMPIDParam::Instance(); //Instance of AliHMPIDParam Float_t xPc,yPc,xRa,yRa,theta,phi; + Double_t cluLORS[2]={0}; -// Double_t cluMARS[3]={0},trkMARS[3]={0}; -// Double_t bestcluMARS[3]={0,0,0}; -// Double_t radClu,radInitTrk; Int_t nMipClusTot=0; -// Double_t d3d=0; + Double_t qthre = 0; Double_t nmean=0; Int_t hvsec=0; - Int_t nClusCh[AliHMPIDParam::kMaxCh+1]; +// Int_t nClusCh[AliHMPIDParam::kMaxCh+1]; Bool_t tsRight = kTRUE; @@ -158,8 +170,9 @@ Int_t AliHMPIDTracker::Recon(AliESDEvent *pEsd,TObjArray *pClus,TObjArray *pNmea for(Int_t iTrk=0;iTrkGetNumberOfTracks();iTrk++){ //loop on the ESD tracks in the event -// Double_t bestChi2=99999;chi2=99999; //init. track matching params - Double_t dmin=999999,bz=0,distCut=1,distParams[5]={1}; + // Double_t bestChi2=99999;chi2=99999; //init. track matching params +// Double_t dmin=999999,bz=0,distCut=1,distParams[5]={1}; + Double_t dmin=999999,distCut=1,distParams[5]={1}; Bool_t isOkDcut=kFALSE; Bool_t isOkQcut=kFALSE; @@ -175,10 +188,12 @@ Int_t AliHMPIDTracker::Recon(AliESDEvent *pEsd,TObjArray *pClus,TObjArray *pNmea if (!ftrack) continue; if (!ftrack->GetTPCOut()) continue; AliHMPIDtrack *hmpTrk = new AliHMPIDtrack(*pTrk); //create a hmpid track to be used for propagation and matching + AliHMPIDtrack *hmpTrkConstrained = 0; //create a hmpid track to be used for propagation and matching hmpTrk->Set(ftrack->GetTPCOut()->GetX(), ftrack->GetTPCOut()->GetAlpha(),ftrack->GetTPCOut()->GetParameter(), ftrack->GetTPCOut()->GetCovariance()); // - bz=AliTracker::GetBz(); -//initial flags for HMPID ESD infos + //bz=AliTracker::GetBz(); + + //initial flags for HMPID ESD infos pTrk->SetHMPIDtrk(0,0,0,0); //no intersection found pTrk->SetHMPIDmip(0,0,0,0); //store mip info in any case pTrk->SetHMPIDcluIdx(99,99999); //chamber not found, mip not yet considered @@ -190,34 +205,36 @@ Int_t AliHMPIDTracker::Recon(AliESDEvent *pEsd,TObjArray *pClus,TObjArray *pNmea pTrk->SetHMPIDtrk(xPc,yPc,theta,phi); //store initial infos pTrk->SetHMPIDcluIdx(ipCh,9999); //set chamber, index of cluster + cluster size -// track intersects the chamber ipCh: find the MIP + // track intersects the chamber ipCh: find the MIP TClonesArray *pMipCluLst=(TClonesArray *)pClus->At(ipCh); //get the list of clusters nMipClusTot = pMipCluLst->GetEntries(); //total number of clusters in the given chamber - nClusCh[ipCh] = nMipClusTot; + // nClusCh[ipCh] = nMipClusTot; if(nMipClusTot==0) {delete hmpTrk;hmpTrk=0x0;continue;} - Int_t index=-1; //index of the "best" matching cluster - - for (Int_t iClu=0; iCluUncheckedAt(iClu); //get the cluster -// evaluate qThre + AliHMPIDCluster *pClu=(AliHMPIDCluster*)pMipCluLst->UncheckedAt(iClu); //get the cluster + // evaluate qThre if(tsRight){ - if(pQthre->GetEntriesFast()==pParam->kMaxCh+1) { - qthre=((TF1*)pQthre->At(pClu->Ch()))->Eval(ts); // - } else { // in the past just 1 qthre - hvsec = pParam->InHVSector(pClu->Y()); // per chamber - if(hvsec>=0) qthre=((TF1*)pQthre->At(6*ipCh+hvsec))->Eval(ts); // + if(pQthre->GetEntriesFast()==pParam->kMaxCh+1) { + qthre=((TF1*)pQthre->At(pClu->Ch()))->Eval(ts); // + } else { // in the past just 1 qthre + hvsec = pParam->InHVSector(pClu->Y()); // per chamber + if(hvsec>=0) qthre=((TF1*)pQthre->At(6*ipCh+hvsec))->Eval(ts); // } } else qthre = pParam->QCut(); - -// + + // if(pClu->Q()X(); cluLORS[1]=pClu->Y(); //get the LORS coordinates of the cluster + // + cluLORS[0]=pClu->X(); cluLORS[1]=pClu->Y(); //get the LORS coordinates of the cluster Double_t dist = TMath::Sqrt((xPc-cluLORS[0])*(xPc-cluLORS[0])+(yPc-cluLORS[1])*(yPc-cluLORS[1])); if(distSetHMPIDsignal(pParam->kMipQdcCut); delete hmpTrk;hmpTrk=0x0; continue; - } - // Double_t radius = (pParam->Lors2Mars(ipCh,pParam->SizeAllX()/2,pParam->SizeAllY()/2)).Mag(); + }*/ + // + // 2. Propagate track to the MIP cluster using the STEER method + // + + if(!bestHmpCluster) {delete hmpTrk;hmpTrk=0x0; delete hmpTrkConstrained;hmpTrkConstrained=0x0; continue;} + TVector3 vG = pParam->Lors2Mars(ipCh,bestHmpCluster->X(),bestHmpCluster->Y()); Double_t gx = vG[0]; Double_t gy = vG[1]; Double_t gz = vG[2]; Double_t alpha=TMath::ATan2(gy,gx); Double_t radiusH=TMath::Sqrt(gy*gy+gx*gx); + if (!(hmpTrk->Rotate(alpha,kTRUE))) continue; + if(!AliTrackerBase::PropagateTrackToBxByBz(hmpTrk,radiusH,pTrk->GetMass(),1,kFALSE,kMaxSnp,-1)) {delete hmpTrk;hmpTrk=0x0; delete hmpTrkConstrained;hmpTrkConstrained=0x0; continue;} // + // 3. Update the track with MIP cluster (Improved angular and position resolution - to be used for Cherenkov angle calculation) + // + AliExternalTrackParam trackC(*hmpTrk); + Double_t posC[2]={0,gz}; + Double_t covC[3]={0.1*0.1, 0, 0.1*0.1}; + trackC.Update(posC,covC); + // + // 4. Propagate back the constrained track to the radiator radius ( not exact yet) + // + hmpTrkConstrained = new AliHMPIDtrack(*pTrk); + hmpTrkConstrained->Set(trackC.GetX(), trackC.GetAlpha(),trackC.GetParameter(), trackC.GetCovariance()); + if(!AliTrackerBase::PropagateTrackToBxByBz(hmpTrkConstrained,radiusH-kdRadiator,pTrk->GetMass(),1,kFALSE,kMaxSnp,1)) {delete hmpTrk;hmpTrk=0x0; delete hmpTrkConstrained;hmpTrkConstrained=0x0;continue;} + // + // 5. Propagation in the last 10 cm with the fast method + // + Float_t xPc0=0, yPc0=0; + + IntTrkCha(ipCh, hmpTrk, xPc0,yPc0,xRa,yRa,theta,phi); + IntTrkCha(ipCh, hmpTrkConstrained, xPc,yPc,xRa,yRa,theta,phi); + // + // 6. Set ESDtrack information + // + Int_t cluSiz = bestHmpCluster->Size(); + pTrk->SetHMPIDmip(bestHmpCluster->X(),bestHmpCluster->Y(),(Int_t)bestHmpCluster->Q(),0); //store mip info in any case + pTrk->SetHMPIDcluIdx(ipCh,index+1000*cluSiz); //set chamber, index of cluster + cluster size + pTrk->SetHMPIDtrk(xPc0,yPc0,theta,phi); // - if (!(hmpTrk->Rotate(alpha,kTRUE))) continue; - if(!AliTrackerBase::PropagateTrackToBxByBz(hmpTrk,radiusH,pTrk->GetMass(),1,kFALSE,kMaxSnp,-1)) {delete hmpTrk;hmpTrk=0x0;continue;} // // Dump debug info if specified // - // if (AliHMPIDReconstructor::StreamLevel()>0){ - if (1) {//use the AliHMPIDreconstructor switch to activate it + if (AliHMPIDReconstructor::StreamLevel()>0) { AliExternalTrackParam * trackTPC=new AliExternalTrackParam(*(ftrack->GetTPCOut())); AliExternalTrackParam * trackCurrent=new AliExternalTrackParam(*pTrk); - trackTPC->Rotate(alpha); - trackCurrent->Rotate(alpha); + if(!trackTPC->Rotate(alpha)) continue; + if(!trackCurrent->Rotate(alpha)) continue; Bool_t statusTPC= AliTracker::PropagateTrackToBxByBz(trackTPC,radiusH,pTrk->GetMass(),1,kFALSE,kMaxSnp,-1); - Bool_t statusCurrent=AliTracker::PropagateTrackToBxByBz(trackCurrent,radiusH,pTrk->GetMass(),1,kFALSE,kMaxSnp,-1); - Double_t tanAlpha=TMath::ATan(TMath::ASin(trackTPC->GetSnp())); + Bool_t statusCurrent=AliTracker::PropagateTrackToBxByBz(trackCurrent,radiusH,pTrk->GetMass(),1,kFALSE,kMaxSnp,-1); + AliExternalTrackParam * trackTPCNB=new AliExternalTrackParam(*(ftrack->GetTPCOut())); + if(!trackTPCNB->Rotate(alpha)) continue; + Bool_t statusTPCNB=kTRUE; + Double_t bfield[3]={0,0,0}; + for (Double_t radius=trackTPCNB->GetX(); radiusGetXYZ(xyz); + GetBxByBz(xyz,bfield); + statusTPCNB&=trackTPCNB->PropagateToBxByBz(radius,bfield); + } + statusTPCNB&=trackTPCNB->PropagateToBxByBz(radiusH,bfield); + // + Double_t tanAlpha=TMath::Tan(TMath::ASin(trackTPC->GetSnp())); Double_t deltaC= trackTPC->GetC(AliTrackerBase::GetBz())-ftrack->GetTPCOut()->GetC(AliTrackerBase::GetBz()); // + AliExternalTrackParam * trackTPCConstrained= new AliExternalTrackParam(*trackTPC); + Double_t pos[2]={0,gz}; + Double_t cov[3]={0.1*0.1, 0, 0.1*0.1}; + Double_t chi2C = trackTPCConstrained->GetPredictedChi2(pos,cov); + trackTPCConstrained->Update(pos,cov); (*fDebugStreamer)<<"track"<< - "rH="<SetHMPIDsignal(pParam->kMipQdcCut); + delete hmpTrk;hmpTrk=0x0; + delete hmpTrkConstrained;hmpTrkConstrained=0x0; + continue; + } + + if(AliHMPIDReconstructor::GetRecoParam()) //retrieve distance cut + { + if(AliHMPIDReconstructor::GetRecoParam()->IsFixedDistCut()==kTRUE) //distance cut is fixed number + { + distCut=AliHMPIDReconstructor::GetRecoParam()->GetHmpTrackMatchingDist(); + } + else + { + for(Int_t ipar=0;ipar<5;ipar++) distParams[ipar]=AliHMPIDReconstructor::GetRecoParam()->GetHmpTrackMatchingDistParam(ipar); //prevision: distance cut is function of momentum + distCut=distParams[0]+distParams[1]*TMath::Power(distParams[2]*pTrk->GetP(),distParams[3]); //prevision: change functional form to be more precise + } + } + else {distCut=pParam->DistCut();} + + //dmin recalculated + + dmin = TMath::Sqrt((xPc0-bestHmpCluster->X())*(xPc0-bestHmpCluster->X())+(yPc0-bestHmpCluster->Y())*(yPc0-bestHmpCluster->Y())); + + if(dmin < distCut) { + isOkDcut = kTRUE; + } + //isOkDcut = kTRUE; // switch OFF cut + + if(!isOkDcut) { + pTrk->SetHMPIDsignal(pParam->kMipDistCut); //closest cluster with enough charge is still too far from intersection + } + + if(isOkQcut*isOkDcut) isMatched = kTRUE; // MIP-Track matched !! + + if(!isMatched) {delete hmpTrk;hmpTrk=0x0;delete hmpTrkConstrained;hmpTrkConstrained=0x0;continue;} // If matched continue... + + Bool_t isOk = kTRUE; + if(!isOk) {delete hmpTrk;hmpTrk=0x0; delete hmpTrkConstrained;hmpTrkConstrained=0x0; continue;} + pTrk->SetOuterHmpParam(hmpTrkConstrained,AliESDtrack::kHMPIDout); + + FillResiduals(hmpTrk,bestHmpCluster,kFALSE); + + Int_t iRad = pParam->Radiator(yRa); //evaluate the radiator involved + + //evaluate nMean + if(tsRight){ + if(pNmean->GetEntries()==21) { //for backward compatibility + nmean=((TF1*)pNmean->At(3*ipCh))->Eval(ts); //C6F14 Nmean for this chamber + } else { + if(iRad < 0) { + nmean = -1; + } else { + Double_t tLow = ((TF1*)pNmean->At(6*ipCh+2*iRad ))->Eval(ts); //C6F14 low temp for this chamber + Double_t tHigh = ((TF1*)pNmean->At(6*ipCh+2*iRad+1))->Eval(ts); //C6F14 high temp for this chamber + Double_t tExp = pParam->FindTemp(tLow,tHigh,yRa); //estimated temp for that chamber at that y + nmean = pParam->NIdxRad(AliHMPIDParam::Instance()->GetEPhotMean(),tExp); //mean ref idx @ a given temp + } + if(nmean < 0){ //track didn' t pass through the radiator + pTrk->SetHMPIDsignal(AliHMPIDRecon::kNoRad); //set the appropriate flag + pTrk->SetHMPIDcluIdx(ipCh,index+1000*cluSiz); //set index of cluster + delete hmpTrk;hmpTrk=0x0; + delete hmpTrkConstrained;hmpTrkConstrained=0x0; + continue; + } + } + } else nmean = pParam->MeanIdxRad(); + // + // 7. Calculate the Cherenkov angle + // + recon.SetImpPC(xPc0,yPc0); //store track impact to PC + recon.CkovAngle(pTrk,(TClonesArray *)pClus->At(ipCh),index,nmean,xRa,yRa); //search for Cerenkov angle of this track + + Double_t thetaCkov = pTrk->GetHMPIDsignal(); + + if (AliHMPIDReconstructor::StreamLevel()>0) { + AliExternalTrackParam * trackTPC=new AliExternalTrackParam(*(ftrack->GetTPCOut())); + AliExternalTrackParam * trackCurrent=new AliExternalTrackParam(*pTrk); + if(!trackTPC->Rotate(alpha)) continue; + if(!trackCurrent->Rotate(alpha)) continue; + Bool_t statusTPC= AliTracker::PropagateTrackToBxByBz(trackTPC,radiusH,pTrk->GetMass(),1,kFALSE,kMaxSnp,-1); + Bool_t statusCurrent=AliTracker::PropagateTrackToBxByBz(trackCurrent,radiusH,pTrk->GetMass(),1,kFALSE,kMaxSnp,-1); + Double_t tanAlpha=TMath::Tan(TMath::ASin(trackTPC->GetSnp())); + Double_t deltaC= trackTPC->GetC(AliTrackerBase::GetBz())-ftrack->GetTPCOut()->GetC(AliTrackerBase::GetBz()); + // + AliExternalTrackParam * trackTPCNB=new AliExternalTrackParam(*(ftrack->GetTPCOut())); + if(!trackTPCNB->Rotate(alpha)) continue; + Bool_t statusTPCNB=kTRUE; + Double_t bfield[3]={0,0,0}; + for (Double_t radius=trackTPCNB->GetX(); radiusGetXYZ(xyz); + GetBxByBz(xyz,bfield); + statusTPCNB&=trackTPCNB->PropagateToBxByBz(radius,bfield); + } + statusTPCNB&=trackTPCNB->PropagateToBxByBz(radiusH,bfield); + + AliExternalTrackParam * trackTPCConstrained= new AliExternalTrackParam(*trackTPC); + Double_t pos[2]={0,gz}; + Double_t cov[3]={0.1*0.1, 0, 0.1*0.1}; + Double_t chi2C = trackTPCConstrained->GetPredictedChi2(pos,cov); + trackTPCConstrained->Update(pos,cov); + (*fDebugStreamer)<<"track2"<< + "rH="<PropagateTo(bestHmpCluster)) {delete hmpTrk;hmpTrk=0x0;continue;} + if(pTrk->GetHMPIDsignal()<0) { + delete hmpTrk;hmpTrk=0x0; + delete hmpTrkConstrained; hmpTrkConstrained=0x0; + continue;} + + AliHMPIDPid pID; + Double_t prob[5]; + pID.FindPid(pTrk,nmean,5,prob); + pTrk->SetHMPIDpid(prob); + delete hmpTrk; hmpTrk=0x0; + delete hmpTrkConstrained; hmpTrkConstrained=0x0; + }//iTrk - Int_t cluSiz = bestHmpCluster->Size(); - pTrk->SetHMPIDmip(bestHmpCluster->X(),bestHmpCluster->Y(),(Int_t)bestHmpCluster->Q(),0); //store mip info in any case - pTrk->SetHMPIDcluIdx(ipCh,index+1000*cluSiz); //set chamber, index of cluster + cluster size + return 0; // error code: 0=no error; +}//Recon() +//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ +Int_t AliHMPIDTracker::ReconFromKin(AliESDEvent *pEsd,TObjArray *pClus,TObjArray *pNmean, TObjArray *pQthre) +{ +// Static method to reconstruct Theta Ckov for all valid tracks of a given event. +// Arguments: pEsd- pointer ESD; pClu- pointer to clusters for all chambers; pNmean - pointer to all function Nmean=f(time) +// Returns: error code, 0 if no errors + + AliHMPIDRecon recon; //instance of reconstruction class, nothing important in ctor + AliHMPIDParam *pParam = AliHMPIDParam::Instance(); //Instance of AliHMPIDParam + Float_t xPc,yPc,xRa,yRa,theta,phi; + Double_t cluLORS[2]={0}; + Int_t nMipClusTot=0; + Double_t qthre = 0; Double_t nmean=0; Int_t hvsec=0; + //Int_t nClusCh[AliHMPIDParam::kMaxCh+1]; + + Bool_t tsRight = kTRUE; + + UInt_t tsmin = (UInt_t)((TF1*)pQthre->At(0))->GetXmin(); // + UInt_t tsmax = (UInt_t)((TF1*)pQthre->At(0))->GetXmax(); // + UInt_t ts = pEsd->GetTimeStamp(); + + if(tstsmax) { + AliWarning(Form(" in HMPID time stamp out of range!!! Please check!!! ts = %i",ts)); + tsRight = kFALSE; + } + + for(Int_t iTrk=0;iTrkGetNumberOfTracks();iTrk++){ //loop on the ESD tracks in the event + + Double_t dmin=999999,distCut=1,distParams[5]={1}; + + Bool_t isOkDcut=kFALSE; + Bool_t isOkQcut=kFALSE; + Bool_t isMatched=kFALSE; + + AliHMPIDCluster *bestHmpCluster=0x0; //the best matching cluster + AliESDtrack *pTrk = pEsd->GetTrack(iTrk); //get reconstructed track + + AliHMPIDtrack *hmpTrk = new AliHMPIDtrack(*pTrk); //create a hmpid track to be used for propagation and matching + // bz=AliTracker::GetBz(); +//initial flags for HMPID ESD infos + pTrk->SetHMPIDtrk(0,0,0,0); //no intersection found + pTrk->SetHMPIDmip(0,0,0,0); //store mip info in any case + pTrk->SetHMPIDcluIdx(99,99999); //chamber not found, mip not yet considered + pTrk->SetHMPIDsignal(AliHMPIDRecon::kNotPerformed); //ring reconstruction not yet performed + + Int_t ipCh=IntTrkCha(pTrk,xPc,yPc,xRa,yRa,theta,phi); //find the intersected chamber for this track + if(ipCh<0) {delete hmpTrk;hmpTrk=0x0;continue;} //no intersection at all, go after next track + + pTrk->SetHMPIDtrk(xPc,yPc,theta,phi); //store initial infos + pTrk->SetHMPIDcluIdx(ipCh,9999); //set chamber, index of cluster + cluster size - Double_t HmpXYZ[3]; hmpTrk->GetXYZ(HmpXYZ); - Double_t HmpPxPyPz[3]; hmpTrk->GetPxPyPz(HmpPxPyPz); - - pParam->Mars2Lors(ipCh,HmpXYZ,xPc,yPc); pParam->Mars2Lors(ipCh,HmpPxPyPz,theta,phi); +// track intersects the chamber ipCh: find the MIP - pTrk->SetHMPIDtrk(xPc,yPc,theta,phi); + TClonesArray *pMipCluLst=(TClonesArray *)pClus->At(ipCh); //get the list of clusters + nMipClusTot = pMipCluLst->GetEntries(); //total number of clusters in the given chamber + // nClusCh[ipCh] = nMipClusTot; + if(nMipClusTot==0) {delete hmpTrk;hmpTrk=0x0;continue;} + + Int_t index=-1; //index of the "best" matching cluster + + for (Int_t iClu=0; iCluUncheckedAt(iClu); //get the cluster +// evaluate qThre + if(tsRight){ + if(pQthre->GetEntriesFast()==pParam->kMaxCh+1) { + qthre=((TF1*)pQthre->At(pClu->Ch()))->Eval(ts); // + } else { // in the past just 1 qthre + hvsec = pParam->InHVSector(pClu->Y()); // per chamber + if(hvsec>=0) qthre=((TF1*)pQthre->At(6*ipCh+hvsec))->Eval(ts); // + } + } else qthre = pParam->QCut(); + +// + if(pClu->Q()X(); cluLORS[1]=pClu->Y(); //get the LORS coordinates of the cluster + Double_t dist = TMath::Sqrt((xPc-cluLORS[0])*(xPc-cluLORS[0])+(yPc-cluLORS[1])*(yPc-cluLORS[1])); + + if(distSetHMPIDsignal(pParam->kMipQdcCut); + delete hmpTrk;hmpTrk=0x0; continue; + } + + Double_t radius = (pParam->Lors2Mars(ipCh,pParam->SizeAllX()/2,pParam->SizeAllY()/2)).Mag(); + if(!AliTracker::PropagateTrackToBxByBz(hmpTrk,radius,pTrk->GetMass(),1,kFALSE)) {delete hmpTrk;hmpTrk=0x0;continue;} + + if(!hmpTrk->PropagateTo(bestHmpCluster)) {delete hmpTrk;hmpTrk=0x0;continue;} + + Int_t cluSiz = bestHmpCluster->Size(); + pTrk->SetHMPIDmip(bestHmpCluster->X(),bestHmpCluster->Y(),(Int_t)bestHmpCluster->Q(),0); //store mip info in any case + pTrk->SetHMPIDcluIdx(ipCh,index+1000*cluSiz); //set chamber, index of cluster + cluster size + if(AliHMPIDReconstructor::GetRecoParam()) //retrieve distance cut { if(AliHMPIDReconstructor::GetRecoParam()->IsFixedDistCut()==kTRUE) //distance cut is fixed number @@ -354,14 +656,14 @@ Int_t AliHMPIDTracker::Recon(AliESDEvent *pEsd,TObjArray *pClus,TObjArray *pNmea AliHMPIDPid pID; Double_t prob[5]; - pID.FindPid(pTrk,5,prob); + pID.FindPid(pTrk,nmean,5,prob); + // Printf("Tracker RefIndex = %f, chmaber = %i, prob1 = %f, prob2 = %f, prob3 = %f, prob4 = %f, prob5 = %f", nmean,ipCh,prob[0],prob[1],prob[2],prob[3],prob[4]); pTrk->SetHMPIDpid(prob); -// Printf(" Prob e- %6.2f mu %6.2f pi %6.2f k %6.2f p %6.2f",prob[0]*100,prob[1]*100,prob[2]*100,prob[3]*100,prob[4]*100); delete hmpTrk;hmpTrk=0x0; }//iTrk return 0; // error code: 0=no error; -}//Recon() +}//ReconFromKin() //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Int_t AliHMPIDTracker::ReconHiddenTrk(AliESDEvent *pEsd,TObjArray *pClus,TObjArray *pNmean, TObjArray *pQthre) { @@ -468,7 +770,7 @@ Int_t AliHMPIDTracker::ReconHiddenTrk(AliESDEvent *pEsd,TObjArray *pClus,TObjArr if(!reconHTA.CkovHiddenTrk(pTrk,(TClonesArray *)pClus->At(ipCh),indMip,nmean)) { //search for track parameters and Cerenkov angle of this track AliHMPIDPid pID; Double_t prob[5]; - pID.FindPid(pTrk,5,prob); + pID.FindPid(pTrk,nmean,5,prob); pTrk->SetHMPIDpid(prob); } // Printf(" Prob e- %6.2f mu %6.2f pi %6.2f k %6.2f p %6.2f",prob[0]*100,prob[1]*100,prob[2]*100,prob[3]*100,prob[4]*100);