#include "AliHMPIDCluster.h" //GetTrackPoint(),PropagateBack()
#include "AliHMPIDParam.h" //GetTrackPoint(),PropagateBack()
#include "AliHMPIDRecon.h" //Recon()
-#include <AliESDEvent.h> //PropagateBack(),Recon()
-#include <AliESDtrack.h> //Intersect()
+#include "AliHMPIDReconHTA.h" //ReconHTA()
+#include <AliESDEvent.h> //PropagateBack(),Recon()
+#include <AliESDtrack.h> //Intersect()
#include <AliRun.h> //GetTrackPoint(),PropagateBack()
#include <AliTrackPointArray.h> //GetTrackPoint()
#include <AliAlignObj.h> //GetTrackPoint()
//.
ClassImp(AliHMPIDTracker)
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-AliHMPIDTracker::AliHMPIDTracker():AliTracker()
+AliHMPIDTracker::AliHMPIDTracker():
+ AliTracker(),
+ fClu(new TObjArray(AliHMPIDParam::kMaxCh+1))
{
// ctor. Create TObjArray of TClonesArray of AliHMPIDCluster
//
//
- fClu=new TObjArray(AliHMPIDParam::kMaxCh+1); fClu->SetOwner(kTRUE);
+ fClu->SetOwner(kTRUE);
for(int i=AliHMPIDParam::kMinCh;i<=AliHMPIDParam::kMaxCh;i++) fClu->AddAt(new TClonesArray("AliHMPIDCluster"),i);
}//ctor
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
return kTRUE;
}//GetTrackPoint()
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-Int_t AliHMPIDTracker::IntTrkCha(AliESDtrack *pTrk,Float_t &xPc,Float_t &yPc)
+Int_t AliHMPIDTracker::IntTrkCha(AliESDtrack *pTrk,Float_t &xPc,Float_t &yPc,Float_t &xRa,Float_t &yRa,Float_t &theta,Float_t &phi)
{
// Static method to find intersection in between given track and HMPID chambers
// Arguments: pTrk- ESD track; xPc,yPc- track intersection with PC in LORS [cm]
// Returns: intersected chamber ID or -1
AliHMPIDParam *pParam=AliHMPIDParam::Instance();
- Float_t xRa=0,yRa=0,theta=0,phi=0; //track intersection at PC and angles at RAD, LORS
for(Int_t i=AliHMPIDParam::kMinCh;i<=AliHMPIDParam::kMaxCh;i++){ //chambers loop
Double_t p1[3],n1[3]; pParam->Norm(i,n1); pParam->Point(i,p1,AliHMPIDParam::kRad); //point & norm for middle of radiator plane
Double_t p2[3],n2[3]; pParam->Norm(i,n2); pParam->Point(i,p2,AliHMPIDParam::kPc); //point & norm for entrance to PC plane
pParam->Mars2LorsVec(i,n1,theta,phi); //track angles at RAD
pParam->Mars2Lors (i,p1,xRa,yRa); //TRKxRAD position
pParam->Mars2Lors (i,p2,xPc,yPc); //TRKxPC position
- if(AliHMPIDParam::IsInside(xPc,yPc,pParam->DistCut())==kFALSE) continue; //not in active area
- pTrk->SetHMPIDtrk (xRa,yRa,theta,phi); //store track intersection info
- pTrk->SetHMPIDcluIdx (i,0);
- return i;
+ if(AliHMPIDParam::IsInside(xPc,yPc,pParam->DistCut())==kTRUE) return i; //return intersected chamber
} //chambers loop
- return -1; //no intersection with HMPID chambers
+ return -1; //no intersection with HMPID chambers
}//IntTrkCha()
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Int_t AliHMPIDTracker::LoadClusters(TTree *pCluTree)
// Agruments: pEsd - pointer to ESD
// Returns: error code
AliCDBEntry *pNmeanEnt =AliCDBManager::Instance()->Get("HMPID/Calib/Nmean"); //contains TObjArray of 21 TF1
- AliCDBEntry *pQthreEnt =AliCDBManager::Instance()->Get("HMPID/Calib/Qthre"); //contains TObjArray of 7 TF1
+ AliCDBEntry *pQthreEnt =AliCDBManager::Instance()->Get("HMPID/Calib/Qthre"); //contains TObjArray of 42 (7ch * 6sec) TF1
if(!pNmeanEnt) AliFatal("No Nmean C6F14 ");
if(!pQthreEnt) AliFatal("No Qthre");
// 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
- Float_t xPc,yPc;
+ Float_t xPc,yPc,xRa,yRa,theta,phi;
for(Int_t iTrk=0;iTrk<pEsd->GetNumberOfTracks();iTrk++){ //ESD tracks loop
AliESDtrack *pTrk = pEsd->GetTrack(iTrk); //get reconstructed track
- Int_t cham=IntTrkCha(pTrk,xPc,yPc); //get chamber intersected by this track
- if(cham<0) continue; //no intersection at all, go after next track
+ Int_t cham=IntTrkCha(pTrk,xPc,yPc,xRa,yRa,theta,phi); //get chamber intersected by this track
+ 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;
+ }
+ pTrk->SetHMPIDtrk(xRa,yRa,theta,phi); //store initial infos
Double_t nmean=((TF1*)pNmean->At(3*cham))->Eval(pEsd->GetTimeStamp()); //C6F14 Nmean for this chamber
- Double_t qthre=((TF1*)pQthre->At(cham)) ->Eval(pEsd->GetTimeStamp()); //Qthre for this chamber
+ Int_t hvsec = AliHMPIDParam::InHVSector(xPc,yPc);
+ Double_t qthre=((TF1*)pQthre->At(6*cham+hvsec))->Eval(pEsd->GetTimeStamp());
recon.SetImpPC(xPc,yPc); //store track impact to PC
recon.CkovAngle(pTrk,(TClonesArray *)pClus->At(cham),nmean,qthre); //search for Cerenkov angle of this track
- Printf("AliHMPIDTracker::Recon: nmean %f, qthre %f",nmean,qthre);
+// Printf("AliHMPIDTracker::Recon: nmean %f, qthre %f",nmean,qthre);
} //ESD tracks loop
return 0; // error code: 0=no error;
}//Recon()
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-Int_t AliHMPIDTracker::ReconHiddenTrk(Int_t iCh,AliESDtrack *pTrk,TClonesArray *pCluLst,TObjArray *pNmean,TObjArray *pQthre)
+Int_t AliHMPIDTracker::ReconHiddenTrk(Int_t iCh,Int_t iHVsec,AliESDtrack *pTrk,TClonesArray *pCluLst,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), pQthre - pointer to all function Qthre=f(time)
// Returns: error code, 0 if no errors
- AliHMPIDRecon recon; //instance of reconstruction class, nothing important in ctor
+ AliHMPIDReconHTA reconHTA; //instance of reconstruction class, nothing important in ctor
Double_t nmean=((TF1*)pNmean->At(3*iCh))->Eval(0); //C6F14 Nmean for this chamber
- Double_t qthre=((TF1*)pQthre->At(iCh)) ->Eval(0); //C6F14 Nmean for this chamber
+ Double_t qthre=((TF1*)pQthre->At(iCh+iHVsec))->Eval(0); //C6F14 Nmean for this chamber
if(pCluLst->GetEntriesFast()<4) return 1; //min 4 clusters (3 + 1 mip) to find a ring!
- if(recon.CkovHiddenTrk(pTrk,pCluLst,nmean,qthre)) return 0; //search for track parameters and Cerenkov angle of this track
+ if(reconHTA.CkovHiddenTrk(pTrk,pCluLst,nmean,qthre)) return 0; //search for track parameters and Cerenkov angle of this track
else return 1; // error code: 0=no error,1=fit not performed;
}//Recon()
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff