X-Git-Url: http://git.uio.no/git/?p=u%2Fmrichter%2FAliRoot.git;a=blobdiff_plain;f=HMPID%2FAliHMPIDTracker.cxx;h=72a9c8f9f6e9583796a9a977c724f3349f9d0157;hp=793eeeff6cb05b4b7a6acf3126530dd270ca0cd7;hb=b7a2d22d62d907b5897c9af989bd7210785d6e5e;hpb=9ebbddd405883f084bfabed0adb85612c9777e10 diff --git a/HMPID/AliHMPIDTracker.cxx b/HMPID/AliHMPIDTracker.cxx index 793eeeff6cb..72a9c8f9f6e 100644 --- a/HMPID/AliHMPIDTracker.cxx +++ b/HMPID/AliHMPIDTracker.cxx @@ -16,7 +16,8 @@ #include //GetTrackPoint() #include //PropageteBack() #include //PropageteBack() -//. +#include "TTreeStream.h" // debug streamer +// // HMPID base class fo tracking //. //. @@ -25,14 +26,27 @@ ClassImp(AliHMPIDTracker) //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ AliHMPIDTracker::AliHMPIDTracker(): AliTracker(), - fClu(new TObjArray(AliHMPIDParam::kMaxCh+1)) + fClu(new TObjArray(AliHMPIDParam::kMaxCh+1)), + fDebugStreamer(0) { // ctor. Create TObjArray of TClonesArray of AliHMPIDCluster // // fClu->SetOwner(kTRUE); for(int i=AliHMPIDParam::kMinCh;i<=AliHMPIDParam::kMaxCh;i++) fClu->AddAt(new TClonesArray("AliHMPIDCluster"),i); + fDebugStreamer = new TTreeSRedirector("HMPIDdebug.root"); + }//ctor + + +AliHMPIDTracker::~AliHMPIDTracker(){ + // + // destructor + // + delete fClu; + if (fDebugStreamer) delete fDebugStreamer; +} + //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Bool_t AliHMPIDTracker::GetTrackPoint(Int_t idx, AliTrackPoint& point) const { @@ -115,34 +129,46 @@ 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 - +// 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]; + 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)); - return 1; + tsRight = kFALSE; } 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 bestChi2=99999;chi2=99999; //init. track matching params Double_t dmin=999999,bz=0,distCut=1,distParams[5]={1}; Bool_t isOkDcut=kFALSE; @@ -155,7 +181,348 @@ Int_t AliHMPIDTracker::Recon(AliESDEvent *pEsd,TObjArray *pClus,TObjArray *pNmea if(!pTrk->IsOn(AliESDtrack::kTPCout)) continue; if(pTrk->IsOn(AliESDtrack::kTPCrefit)) continue; + AliESDfriendTrack *ftrack= (AliESDfriendTrack *)pTrk->GetFriendTrack(); + 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 + 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 + + // 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; + + if(nMipClusTot==0) {delete hmpTrk;hmpTrk=0x0;continue;} + + Int_t index=-1; //index of the "best" matching cluster + // + // 1. Find the closest MIP cluster using fast tracks extrapolation method + // + 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; + }*/ + + // + // 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); + // + // + // Dump debug info if specified + // + 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); + 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="<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 + + 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,bz=0,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 @@ -165,7 +532,7 @@ Int_t AliHMPIDTracker::Recon(AliESDEvent *pEsd,TObjArray *pClus,TObjArray *pNmea 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) continue; //no intersection at all, go after next 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 @@ -176,7 +543,7 @@ Int_t AliHMPIDTracker::Recon(AliESDEvent *pEsd,TObjArray *pClus,TObjArray *pNmea nMipClusTot = pMipCluLst->GetEntries(); //total number of clusters in the given chamber nClusCh[ipCh] = nMipClusTot; - if(nMipClusTot==0) continue; + if(nMipClusTot==0) {delete hmpTrk;hmpTrk=0x0;continue;} Int_t index=-1; //index of the "best" matching cluster @@ -184,16 +551,16 @@ Int_t AliHMPIDTracker::Recon(AliESDEvent *pEsd,TObjArray *pClus,TObjArray *pNmea AliHMPIDCluster *pClu=(AliHMPIDCluster*)pMipCluLst->UncheckedAt(iClu); //get the cluster // evaluate qThre - 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(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()SetHMPIDsignal(pParam->kMipQdcCut); - continue; + 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)) continue; + if(!AliTracker::PropagateTrackToBxByBz(hmpTrk,radius,pTrk->GetMass(),1,kFALSE)) {delete hmpTrk;hmpTrk=0x0;continue;} - if(!hmpTrk->PropagateTo(bestHmpCluster)) 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 @@ -238,9 +605,7 @@ Int_t AliHMPIDTracker::Recon(AliESDEvent *pEsd,TObjArray *pClus,TObjArray *pNmea if(dmin < distCut) { isOkDcut = kTRUE; - } - - + } if(!isOkDcut) { pTrk->SetHMPIDsignal(pParam->kMipDistCut); //closest cluster with enough charge is still too far from intersection @@ -248,50 +613,54 @@ Int_t AliHMPIDTracker::Recon(AliESDEvent *pEsd,TObjArray *pClus,TObjArray *pNmea if(isOkQcut*isOkDcut) isMatched = kTRUE; // MIP-Track matched !! - if(!isMatched) continue; // If matched continue... + if(!isMatched) {delete hmpTrk;hmpTrk=0x0;continue;} // If matched continue... Bool_t isOk = hmpTrk->Update(bestHmpCluster,0.1,0); - if(!isOk) continue; + if(!isOk) {delete hmpTrk;hmpTrk=0x0;continue;} pTrk->SetOuterHmpParam(hmpTrk,AliESDtrack::kHMPIDout); FillResiduals(hmpTrk,bestHmpCluster,kFALSE); + Int_t iRad = pParam->Radiator(yRa); //evaluate the radiator involved //evaluate nMean - if(pNmean->GetEntries()==21) { //for backward compatibility - nmean=((TF1*)pNmean->At(3*ipCh))->Eval(ts); //C6F14 Nmean for this chamber - } else { - Int_t iRad = pParam->Radiator(yRa); //evaluate the radiator involved - if(iRad < 0) { + 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 + } 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; continue; + } } - } + } else nmean = pParam->MeanIdxRad(); + // recon.SetImpPC(xPc,yPc); //store track impact to PC recon.CkovAngle(pTrk,(TClonesArray *)pClus->At(ipCh),index,nmean,xRa,yRa); //search for Cerenkov angle of this track - if(pTrk->GetHMPIDsignal()<0) continue; + if(pTrk->GetHMPIDsignal()<0) {delete hmpTrk;hmpTrk=0x0;continue;} 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) { @@ -302,14 +671,16 @@ Int_t AliHMPIDTracker::ReconHiddenTrk(AliESDEvent *pEsd,TObjArray *pClus,TObjArr AliHMPIDReconHTA reconHTA; //instance of reconstruction class, nothing important in ctor AliHMPIDParam *pParam = AliHMPIDParam::Instance(); //Instance of AliHMPIDParam - + + 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)); - return 1; + tsRight = kFALSE; } for(Int_t iTrk=0;iTrkGetNumberOfTracks();iTrk++){ //loop on the ESD tracks in the event @@ -347,13 +718,16 @@ Int_t AliHMPIDTracker::ReconHiddenTrk(AliESDEvent *pEsd,TObjArray *pClus,TObjArr Int_t hvsec; Double_t qthre=0; + // evaluate qThre + if(tsRight){ if(pQthre->GetEntriesFast()==pParam->kMaxCh+1) { // just for backward compatibility qthre=((TF1*)pQthre->At(chMip))->Eval(ts); // } else { // in the past just 1 qthre hvsec = pParam->InHVSector(yMip); // per chamber if(hvsec>=0) qthre=((TF1*)pQthre->At(6*chMip+hvsec))->Eval(ts); // - } + } + } else qthre = pParam->QCut(); // if(qMipSetHMPIDmip(xMip,yMip,(Int_t)qMip,0); //store mip info in any case @@ -367,11 +741,14 @@ Int_t AliHMPIDTracker::ReconHiddenTrk(AliESDEvent *pEsd,TObjArray *pClus,TObjArr Double_t yRa = yMip; //just an approx... Double_t nmean; + + 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*chMip))->Eval(ts); //C6F14 Nmean for this chamber } else { - Int_t iRad = pParam->Radiator(yRa); //evaluate the radiator involved if(iRad < 0) { nmean = -1; } else { @@ -383,13 +760,14 @@ Int_t AliHMPIDTracker::ReconHiddenTrk(AliESDEvent *pEsd,TObjArray *pClus,TObjArr if(nmean < 0){ //track didn' t pass through the radiator pTrk->SetHMPIDsignal(AliHMPIDRecon::kNoRad); //set the appropriate flag return 1; - } - } + } + } + } else nmean = pParam->MeanIdxRad(); // 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);