#include "AliHMPIDParam.h" //GetTrackPoint(),PropagateBack()
#include "AliHMPIDPid.h" //Recon(),reconHTA()
#include "AliHMPIDRecon.h" //Recon()
+#include "AliHMPIDRecoParamV1.h" //Recon()
+#include "AliHMPIDReconstructor.h"//Recon()
#include "AliHMPIDReconHTA.h" //ReconHTA()
+#include <AliLog.h> //Recon()
#include <AliESDEvent.h> //PropagateBack(),Recon()
-#include <AliESDtrack.h> //Intersect()
+#include <AliESDtrack.h> //Intersect()
+#include <AliTracker.h>
#include <AliRun.h> //GetTrackPoint(),PropagateBack()
#include <AliTrackPointArray.h> //GetTrackPoint()
#include <AliAlignObj.h> //GetTrackPoint()
Double_t p2[3],n2[3];
pParam->Norm(ch,n2);
pParam->Point(ch,p2,AliHMPIDParam::kPc); //point & norm for entrance to PC plane
- if(pTrk->Intersect(pTrk,p1,n1)==kFALSE) return -1; //try to intersect track with the middle of radiator
- if(pTrk->Intersect(pTrk,p2,n2)==kFALSE) return -1;
+ if(pTrk->Intersect(p1,n1)==kFALSE) return -1; //try to intersect track with the middle of radiator
+ if(pTrk->Intersect(p2,n2)==kFALSE) return -1;
pParam->Mars2LorsVec(ch,n1,theta,phi); //track angles at RAD
pParam->Mars2Lors (ch,p1,xRa,yRa); //TRKxRAD position
pParam->Mars2Lors (ch,p2,xPc,yPc); //TRKxPC position
// 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};
// Double_t cluMARS[3]={0},trkMARS[3]={0};
// Double_t radClu,radInitTrk;
Int_t nMipClusTot=0;
// Double_t d3d=0;
- Double_t qthre = 0; Double_t nmean=0; Int_t cham=0; Int_t hvsec=0;
+ Double_t qthre = 0; Double_t nmean=0; Int_t hvsec=0;
Int_t nClusCh[AliHMPIDParam::kMaxCh+1];
+
+ Bool_t tsRight = kTRUE;
- AliHMPIDParam *pParam = AliHMPIDParam::Instance(); //Instance of AliHMPIDParam
+ 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(ts<tsmin || ts>tsmax) {
+ AliWarning(Form(" in HMPID time stamp out of range!!! Please check!!! ts = %i",ts));
+ tsRight = kFALSE;
+ }
+
for(Int_t iTrk=0;iTrk<pEsd->GetNumberOfTracks();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;
+ 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
+ AliESDtrack *pTrk = pEsd->GetTrack(iTrk); //get reconstructed track
+
+ if(!pTrk->IsOn(AliESDtrack::kTPCout)) continue;
+
+ if(pTrk->IsOn(AliESDtrack::kTPCrefit)) continue;
+
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->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
- if(ipCh<0) continue; //no intersection at all, go after next track
-
- pTrk->SetHMPIDtrk(xRa,yRa,theta,phi); //store initial infos
+ 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
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
AliHMPIDCluster *pClu=(AliHMPIDCluster*)pMipCluLst->UncheckedAt(iClu); //get the cluster
// evaluate qThre
- if(pQthre->GetEntriesFast()==pParam->kMaxCh+1) { // just for backward compatibility
- qthre=((TF1*)pQthre->At(pClu->Ch()))->Eval(pEsd->GetTimeStamp()); //
- } else { // in the past just 1 qthre
- hvsec = pParam->InHVSector(pClu->Y()); // per chamber
- if(hvsec>=0)
- qthre=((TF1*)pQthre->At(6*cham+hvsec))->Eval(pEsd->GetTimeStamp()); //
- } //
-//
+ 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()<qthre) continue; //charge compartible with MIP clusters
isOkQcut = kTRUE;
//
index=iClu;
bestHmpCluster=pClu;
}
- }
-/*
- pParam->Lors2Mars(ipCh,cluLORS[0],cluLORS[1],cluMARS); //convert cluster coors. from LORS to MARS
- radClu=TMath::Sqrt(cluMARS[0]*cluMARS[0]+cluMARS[1]*cluMARS[1]); //radial distance of candidate cluster in MARS
- Double_t trkx0[3];
- hmpTrk->GetXYZ(trkx0); //get track position in MARS
- radInitTrk=TMath::Sqrt(trkx0[0]*trkx0[0]+trkx0[1]*trkx0[1]);
- hmpTrk->PropagateToR(radClu,10);
- hmpTrk->GetXYZ(trkx0); //get track position in MARS
- hmpTrk->GetXYZAt(radClu,bz,trkMARS); //get the track coordinates at the rad distance after prop.
- d3d=TMath::Sqrt((cluMARS[0]-trkMARS[0])*(cluMARS[0]-trkMARS[0])+(cluMARS[1]-trkMARS[1])*(cluMARS[1]-trkMARS[1])+(cluMARS[2]-trkMARS[2])*(cluMARS[2]-trkMARS[2]));
- chi2=hmpTrk->GetPredictedChi2(pClu);
- if(dmin > d3d ) { //to be saved for the moment...
- cluSiz = pClu->Size();
- dmin=d3d;
- bestHmpCluster=pClu;
- index=iClu;
- bestChi2=chi2;
- cluLORS[0]=pClu->X(); cluLORS[1]=pClu->Y();
-// pParam->Lors2Mars(ipCh,cluLORS[0],cluLORS[1],bestcluMARS);
- }//global dmin cut
- }//clus loop
-*/
+ } // clusters loop
+
if(!isOkQcut) {
pTrk->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)) {delete hmpTrk;hmpTrk=0x0;continue;}
- Printf(" Track n. %i Chamber intersected %i dist %f index %i",iTrk,ipCh,dmin,index);
+ 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(dmin < pParam->DistCut()) {
- isOkDcut = kTRUE;
- }
+ 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();}
+
+ if(dmin < distCut) {
+ isOkDcut = kTRUE;
+ }
+
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) 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;
- pTrk->SetOuterParam(hmpTrk,AliESDtrack::kHMPIDout);
-
- /*
- Int_t indexAll = 0;
- for(Int_t iC=0;iC<ipCh;iC++) indexAll+=nClusCh[iC]; indexAll+=index; //to be verified...
+ if(!isOk) {delete hmpTrk;hmpTrk=0x0;continue;}
+ pTrk->SetOuterHmpParam(hmpTrk,AliESDtrack::kHMPIDout);
- Bool_t isOk = hmpTrk->Update(bestHmpCluster,bestChi2,indexAll);
- if(!isOk) continue;
- pTrk->SetOuterParam(hmpTrk,AliESDtrack::kHMPIDout);
-
- cham=IntTrkCha(pTrk,xPc,yPc,xRa,yRa,theta,phi);
+ FillResiduals(hmpTrk,bestHmpCluster,kFALSE);
+
+ Int_t iRad = pParam->Radiator(yRa); //evaluate the radiator involved
- if(cham<0) { //no intersection at all, go after next track
- pTrk->SetHMPIDtrk(0,0,0,0); //no intersection found
- pTrk->SetHMPIDcluIdx (99,99999); //chamber not found, mip not yet considered
- pTrk->SetHMPIDsignal(AliHMPIDRecon::kNotPerformed); //ring reconstruction not yet performed
- continue;
- }
-*/
//evaluate nMean
- if(pNmean->GetEntries()==21) { //for backward compatibility
- nmean=((TF1*)pNmean->At(3*cham))->Eval(pEsd->GetTimeStamp()); //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*cham+2*iRad ))->Eval(pEsd->GetTimeStamp()); //C6F14 low temp for this chamber
- Double_t tHigh = ((TF1*)pNmean->At(6*cham+2*iRad+1))->Eval(pEsd->GetTimeStamp()); //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(cham),index,nmean); //search for Cerenkov angle of this track
-
+ recon.CkovAngle(pTrk,(TClonesArray *)pClus->At(ipCh),index,nmean,xRa,yRa); //search for Cerenkov angle of this track
+
+ if(pTrk->GetHMPIDsignal()<0) {delete hmpTrk;hmpTrk=0x0;continue;}
+
AliHMPIDPid pID;
Double_t prob[5];
pID.FindPid(pTrk,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);
-
delete hmpTrk;hmpTrk=0x0;
}//iTrk
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(ts<tsmin || ts>tsmax) {
+ AliWarning(Form(" in HMPID time stamp out of range!!! Please check!!! ts = %i",ts));
+ tsRight = kFALSE;
+ }
+
for(Int_t iTrk=0;iTrk<pEsd->GetNumberOfTracks();iTrk++){ //loop on the ESD tracks in the event
AliESDtrack *pTrk = pEsd->GetTrack(iTrk); //here it is simulated or just empty track
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(pEsd->GetTimeStamp()); //
+ 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(pEsd->GetTimeStamp()); //
- }
+ if(hvsec>=0) qthre=((TF1*)pQthre->At(6*chMip+hvsec))->Eval(ts); //
+ }
+ } else qthre = pParam->QCut();
//
if(qMip<qthre) {
- pTrk->SetHMPIDmip(xMip,yMip,(Int_t)qMip,0); //store mip info in any case
+ pTrk->SetHMPIDmip(xMip,yMip,(Int_t)qMip,0); //store mip info in any case
pTrk->SetHMPIDcluIdx(chMip,indMip+1000*cluMipSiz);
pTrk->SetHMPIDsignal(pParam->kMipQdcCut);
return 1; //charge compatible with MIP clusters
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(pEsd->GetTimeStamp()); //C6F14 Nmean for this chamber
+ 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 {
- Double_t tLow = ((TF1*)pNmean->At(6*chMip+2*iRad ))->Eval(pEsd->GetTimeStamp()); //C6F14 low temp for this chamber
- Double_t tHigh = ((TF1*)pNmean->At(6*chMip+2*iRad+1))->Eval(pEsd->GetTimeStamp()); //C6F14 high temp for this chamber
+ Double_t tLow = ((TF1*)pNmean->At(6*chMip+2*iRad ))->Eval(ts); //C6F14 low temp for this chamber
+ Double_t tHigh = ((TF1*)pNmean->At(6*chMip+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
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;