/* $Id$ */
//_________________________________________________________________________
-//*--
-//*-- Yves Schutz (SUBATECH)
+//--
+//-- Yves Schutz (SUBATECH)
// Reconstruction class. Redesigned from the old AliReconstructionner class and
// derived from STEER/AliReconstructor.
//
// --- AliRoot header files ---
#include "AliEMCALReconstructor.h"
+#include "AliCodeTimer.h"
#include "AliESDEvent.h"
#include "AliESDCaloCluster.h"
+#include "AliESDCaloCells.h"
#include "AliESDtrack.h"
#include "AliEMCALLoader.h"
#include "AliEMCALRawUtils.h"
+#include "AliEMCALDigit.h"
#include "AliEMCALClusterizerv1.h"
#include "AliEMCALRecPoint.h"
#include "AliEMCALPID.h"
#include "AliEMCALTrigger.h"
#include "AliRawReader.h"
-// to be removed - it is here just because of geom
-#include "AliRun.h"
+#include "AliCDBEntry.h"
+#include "AliCDBManager.h"
+#include "AliEMCALRecParam.h"
+#include "AliEMCALGeometry.h"
+
#include "AliRunLoader.h"
+#include "AliRun.h"
ClassImp(AliEMCALReconstructor)
AliEMCALRecParam* AliEMCALReconstructor::fgkRecParam = 0; // EMCAL rec. parameters
-
+AliEMCALRawUtils* AliEMCALReconstructor::fgRawUtils = 0; // EMCAL raw utilities class
//____________________________________________________________________________
AliEMCALReconstructor::AliEMCALReconstructor()
- : fDebug(kFALSE)
+ : fDebug(kFALSE),fGeom(0)
{
// ctor
- if (!fgkRecParam) {
- AliWarning("The Reconstruction parameters for EMCAL nonitialized - Used default one");
- fgkRecParam = new AliEMCALRecParam;
+ InitRecParam();
+
+ fgRawUtils = new AliEMCALRawUtils;
+
+ //To make sure we match with the geometry in a simulation file,
+ //let's try to get it first. If not, take the default geometry
+ AliRunLoader *rl = AliRunLoader::GetRunLoader();
+ if (rl->GetAliRun() && rl->GetAliRun()->GetDetector("EMCAL")) {
+ fGeom = dynamic_cast<AliEMCAL*>(rl->GetAliRun()->GetDetector("EMCAL"))->GetGeometry();
+ } else {
+ AliInfo(Form("Using default geometry in reconstruction"));
+ fGeom = AliEMCALGeometry::GetInstance(AliEMCALGeometry::GetDefaultGeometryName());
}
+
+ if(!fGeom) AliFatal(Form("Could not get geometry!"));
+
}
//____________________________________________________________________________
AliEMCALReconstructor::AliEMCALReconstructor(const AliEMCALReconstructor & rec)
: AliReconstructor(rec),
- fDebug(rec.fDebug)
+ fDebug(rec.fDebug),
+ fGeom(rec.fGeom)
{
//copy ctor
}
AliEMCALReconstructor::~AliEMCALReconstructor()
{
// dtor
+ delete fGeom;
+ AliCodeTimer::Instance()->Print();
}
+//____________________________________________________________________________
+void AliEMCALReconstructor::InitRecParam() const
+{
+ // Check if the instance of AliEMCALRecParam exists,
+ // if not, get it from OCDB if available, otherwise create a default one
+
+ if (!fgkRecParam && (AliCDBManager::Instance()->IsDefaultStorageSet())) {
+ AliCDBEntry *entry = (AliCDBEntry*)
+ AliCDBManager::Instance()->Get("EMCAL/Config/RecParam");
+ if (entry) fgkRecParam = (AliEMCALRecParam*) entry->GetObject();
+ }
+
+ if(!fgkRecParam){
+ AliWarning("The Reconstruction parameters for EMCAL nonitialized - Used default one");
+ fgkRecParam = new AliEMCALRecParam;
+ }
+}
+
//____________________________________________________________________________
void AliEMCALReconstructor::Reconstruct(TTree* digitsTree, TTree* clustersTree) const
{
// segment maker needs access to the AliESD object to retrieve the tracks reconstructed by
// the global tracking.
// Works on the current event.
-
+
+ AliCodeTimerAuto("")
+
AliEMCALClusterizerv1 clu;
clu.SetInput(digitsTree);
clu.SetOutput(clustersTree);
- if ( Debug() )
- clu.Digits2Clusters("deb all") ;
- else
- clu.Digits2Clusters("pseudo") ;
+ if(Debug())
+ clu.Digits2Clusters("deb all") ;
+ else
+ clu.Digits2Clusters("") ;
+
}
//____________________________________________________________________________
Int_t bufsize = 32000;
digitsTree->Branch("EMCAL", &digitsArr, bufsize);
- static AliEMCALRawUtils rawUtils;
- rawUtils.Raw2Digits(rawReader,digitsArr);
+ //must be done here because, in constructor, option is not yet known
+ fgRawUtils->SetOption(GetOption());
+
+ fgRawUtils->SetRawFormatHighLowGainFactor(fgkRecParam->GetHighLowGainFactor());
+ fgRawUtils->SetRawFormatOrder(fgkRecParam->GetOrderParameter());
+ fgRawUtils->SetRawFormatTau(fgkRecParam->GetTau());
+ fgRawUtils->SetNoiseThreshold(fgkRecParam->GetNoiseThreshold());
+ fgRawUtils->SetNPedSamples(fgkRecParam->GetNPedSamples());
+
+ fgRawUtils->Raw2Digits(rawReader,digitsArr);
+
+ digitsTree->Fill();
+ digitsArr->Delete();
+ delete digitsArr;
+
}
//____________________________________________________________________________
{
// Called by AliReconstruct after Reconstruct() and global tracking and vertexing
// Works on the current event
- const double timeScale = 1.e+11; // transition constant from sec to 0.01 ns
-
// Creates AliESDCaloCluster from AliEMCALRecPoints
-
- TObjArray *clusters = new TObjArray(100);
- TBranch *branch = clustersTree->GetBranch("EMCALECARP");
- branch->SetAddress(&clusters);
- clustersTree->GetEvent(0);
-
- Int_t nClusters = clusters->GetEntries(), nClustersNew=0;
- AliDebug(1,Form("%d clusters",nClusters));
- // Int_t nRP=0, nPC=0; // in input
- esd->SetFirstEMCALCluster(esd->GetNumberOfCaloClusters()); // Put after Phos clusters
+ // and AliESDCaloCells from AliEMCALDigits
+ // Also, fills ESD with calorimeter trigger information
//######################################################
//#########Calculate trigger and set trigger info###########
//######################################################
-
+
AliEMCALTrigger tr ;
// tr.SetPatchSize(1);//create 4x4 patches
tr.Trigger();
Float_t ampOutOfPatch2x2 = tr.Get2x2AmpOutOfPatch() ;
Float_t ampOutOfPatchnxn = tr.GetnxnAmpOutOfPatch() ;
- AliEMCALGeometry * geom = 0;
- AliRunLoader *runLoader = AliRunLoader::GetRunLoader();
- if (runLoader->GetAliRun() && runLoader->GetAliRun()->GetDetector("EMCAL"))
- geom = dynamic_cast<AliEMCAL*>(runLoader->GetAliRun()->GetDetector("EMCAL"))->GetGeometry();
- if (geom == 0)
- geom = AliEMCALGeometry::GetInstance(AliEMCALGeometry::GetDefaulGeometryName());
-
Int_t iSM2x2 = tr.Get2x2SuperModule();
Int_t iSMnxn = tr.GetnxnSuperModule();
Int_t iCellPhi2x2 = tr.Get2x2CellPhi();
TVector3 pos2x2(-1,-1,-1);
TVector3 posnxn(-1,-1,-1);
- Int_t iAbsId2x2 = geom->GetAbsCellIdFromCellIndexes( iSM2x2, iCellPhi2x2, iCellEta2x2) ;
- Int_t iAbsIdnxn = geom->GetAbsCellIdFromCellIndexes( iSMnxn, iCellPhinxn, iCellEtanxn) ;
- geom->GetGlobal(iAbsId2x2, pos2x2);
- geom->GetGlobal(iAbsIdnxn, posnxn);
+ Int_t iAbsId2x2 = fGeom->GetAbsCellIdFromCellIndexes( iSM2x2, iCellPhi2x2, iCellEta2x2) ;
+ Int_t iAbsIdnxn = fGeom->GetAbsCellIdFromCellIndexes( iSMnxn, iCellPhinxn, iCellEtanxn) ;
+ fGeom->GetGlobal(iAbsId2x2, pos2x2);
+ fGeom->GetGlobal(iAbsIdnxn, posnxn);
TArrayF triggerPosition(6);
triggerPosition[0] = pos2x2(0) ;
esd->AddEMCALTriggerPosition(triggerPosition);
esd->AddEMCALTriggerAmplitudes(triggerAmplitudes);
-
+
+ //########################################
+ //##############Fill CaloCells###############
+ //########################################
+
+ TClonesArray *digits = new TClonesArray("AliEMCALDigit",1000);
+ TBranch *branchdig = digitsTree->GetBranch("EMCAL");
+ if (!branchdig) {
+ AliError("can't get the branch with the PHOS digits !");
+ return;
+ }
+ branchdig->SetAddress(&digits);
+ digitsTree->GetEvent(0);
+ Int_t nDigits = digits->GetEntries(), idignew = 0 ;
+ AliDebug(1,Form("%d digits",nDigits));
+
+ AliESDCaloCells &emcCells = *(esd->GetEMCALCells());
+ emcCells.CreateContainer(nDigits);
+ emcCells.SetType(AliESDCaloCells::kEMCALCell);
+ for (Int_t idig = 0 ; idig < nDigits ; idig++) {
+ const AliEMCALDigit * dig = (const AliEMCALDigit*)digits->At(idig);
+ if(dig->GetAmp() > 0 ){
+ emcCells.SetCell(idignew,dig->GetId(),dig->GetAmp(), dig->GetTime());
+ idignew++;
+ }
+ }
+ emcCells.SetNumberOfCells(idignew);
+ emcCells.Sort();
+
+ //------------------------------------------------------------
+ //-----------------CLUSTERS-----------------------------
+ //------------------------------------------------------------
+ TObjArray *clusters = new TObjArray(100);
+ TBranch *branch = clustersTree->GetBranch("EMCALECARP");
+ branch->SetAddress(&clusters);
+ clustersTree->GetEvent(0);
+
+ Int_t nClusters = clusters->GetEntries(), nClustersNew=0;
+ AliDebug(1,Form("%d clusters",nClusters));
+ esd->SetFirstEMCALCluster(esd->GetNumberOfCaloClusters()); // Put after Phos clusters
+
//######################################################
//#######################TRACK MATCHING###############
//######################################################
iemcalMatch = track->GetEMCALcluster();
if(iemcalMatch >= 0) matchedTrack[iemcalMatch] = itrack;
}
-
+
//########################################
- //##############Fill CaloClusters#############
+ //##############Fill CaloClusters############
//########################################
-
+ esd->SetNumberOfEMCALClusters(nClusters);
for (Int_t iClust = 0 ; iClust < nClusters ; iClust++) {
const AliEMCALRecPoint * clust = (const AliEMCALRecPoint*)clusters->At(iClust);
- //if(clust->GetClusterType()== AliESDCaloCluster::kClusterv1) nRP++; else nPC++;
+ //if(clust->GetClusterType()== AliESDCaloCluster::kEMCALClusterv1) nRP++; else nPC++;
if (Debug()) clust->Print();
// Get information from EMCAL reconstruction points
Float_t xyz[3];
clust->GetGlobalPosition(gpos);
for (Int_t ixyz=0; ixyz<3; ixyz++)
xyz[ixyz] = gpos[ixyz];
-
- Int_t digitMult = clust->GetMultiplicity();
- Short_t *amplList = new Short_t[digitMult];
- Short_t *timeList = new Short_t[digitMult];
- Short_t *digiList = new Short_t[digitMult];
- Float_t *amplFloat = clust->GetEnergiesList();
- Float_t *timeFloat = clust->GetTimeList();
- Int_t *digitInts = clust->GetAbsId();
Float_t elipAxis[2];
clust->GetElipsAxis(elipAxis);
- // Convert Float_t* and Int_t* to Short_t* to save memory
- // Problem : we should recalculate a cluster characteristics when discard digit(s)
- Int_t newdigitMult = 0;
- for (Int_t iDigit=0; iDigit<digitMult; iDigit++) {
- if (amplFloat[iDigit] > 0) {
- amplList[newdigitMult] = (UShort_t)(amplFloat[iDigit]*500);
- // Time in units of 0.01 ns = 10 ps
- if(timeFloat[iDigit] < 65536./timeScale)
- timeList[newdigitMult] = (UShort_t)(timeFloat[iDigit]*timeScale);
- else
- timeList[newdigitMult] = 65535;
- digiList[newdigitMult] = (UShort_t)(digitInts[iDigit]);
- newdigitMult++;
+ //Create digits lists
+ Int_t cellMult = clust->GetMultiplicity();
+ //TArrayS digiList(digitMult);
+ Float_t *amplFloat = clust->GetEnergiesList();
+ Int_t *digitInts = clust->GetAbsId();
+ TArrayS absIdList(cellMult);
+ //Uncomment when unfolding is done
+ //TArrayD fracList(cellMult);
+
+ Int_t newCellMult = 0;
+ for (Int_t iCell=0; iCell<cellMult; iCell++) {
+ if (amplFloat[iCell] > 0) {
+ absIdList[newCellMult] = (UShort_t)(digitInts[iCell]);
+ //Uncomment when unfolding is done
+ //fracList[newCellMult] = amplFloat[iCell]/emcCells.GetCellAmplitude(digitInts[iCell]);
+ newCellMult++;
}
- else if (clust->GetClusterType() != AliESDCaloCluster::kPseudoCluster)
- Warning("FillESD()","Negative or 0 digit amplitude in cluster");
}
-
- if(newdigitMult > 0) { // accept cluster if it has some digit
+ absIdList.Set(newCellMult);
+ //Uncomment when unfolding is done
+ //fracList.Set(newCellMult);
+
+ if(newCellMult > 0) { // accept cluster if it has some digit
nClustersNew++;
- if(newdigitMult != digitMult) { // some digits were deleted
- Short_t *amplListNew = new Short_t[newdigitMult];
- Short_t *timeListNew = new Short_t[newdigitMult];
- Short_t *digiListNew = new Short_t[newdigitMult];
- for (Int_t iDigit=0; iDigit<newdigitMult; iDigit++) {
- amplListNew[iDigit] = amplList[iDigit];
- timeListNew[iDigit] = timeList[iDigit];
- digiListNew[iDigit] = digiList[iDigit];
- }
-
- delete [] amplList;
- delete [] timeList;
- delete [] digiList;
-
- amplList = amplListNew;
- timeList = timeListNew;
- digiList = digiListNew;
- }
-
//Primaries
Int_t parentMult = 0;
- Int_t *parentInts = clust->GetParents(parentMult);
- Short_t *parentList = new Short_t[parentMult];
- for (Int_t ipr=0; ipr<parentMult; ipr++)
- parentList[ipr] = (Short_t)(parentInts[ipr]);
+ Int_t *parentList = clust->GetParents(parentMult);
-
// fills the ESDCaloCluster
AliESDCaloCluster * ec = new AliESDCaloCluster() ;
- ec->SetEMCAL(kTRUE);
- ec->SetClusterType(clust->GetClusterType());
+ ec->SetClusterType(AliESDCaloCluster::kEMCALClusterv1);
ec->SetPosition(xyz);
ec->SetE(clust->GetEnergy());
- TArrayS arrayAmpList(newdigitMult,amplList);
- TArrayS arrayTimeList(newdigitMult,timeList);
- TArrayS arrayIndexList(newdigitMult,digiList);
- ec->AddDigitAmplitude(arrayAmpList);
- ec->AddDigitTime(arrayTimeList);
- ec->AddDigitIndex(arrayIndexList);
-
- if(clust->GetClusterType()== AliESDCaloCluster::kClusterv1){
-
- ec->SetClusterDisp(clust->GetDispersion());
- ec->SetClusterChi2(-1); //not yet implemented
- ec->SetM02(elipAxis[0]*elipAxis[0]) ;
- ec->SetM20(elipAxis[1]*elipAxis[1]) ;
- ec->SetM11(-1) ; //not yet implemented
-
- TArrayS arrayTrackMatched(1);// Only one track, temporal solution.
- arrayTrackMatched[0]= (Short_t)(matchedTrack[iClust]);
- ec->AddTracksMatched(arrayTrackMatched);
-
- TArrayS arrayParents(parentMult,parentList);
- ec->AddLabels(arrayParents);
- }
+ ec->SetNCells(newCellMult);
+ //Change type of list from short to ushort
+ UShort_t *newAbsIdList = new UShort_t[newCellMult];
+ //Uncomment when unfolding is done
+ //Double_t *newFracList = new Double_t[newCellMult];
+ for(Int_t i = 0; i < newCellMult ; i++) {
+ newAbsIdList[i]=absIdList[i];
+ //Uncomment when unfolding is done
+ //newFracList[i]=fracList[i];
+ }
+ ec->SetCellsAbsId(newAbsIdList);
+ //Uncomment when unfolding is done
+ //ec->SetCellsAmplitudeFraction(newFracList);
+
+ ec->SetClusterDisp(clust->GetDispersion());
+ ec->SetClusterChi2(-1); //not yet implemented
+ ec->SetM02(elipAxis[0]*elipAxis[0]) ;
+ ec->SetM20(elipAxis[1]*elipAxis[1]) ;
+ ec->SetM11(-1) ; //not yet implemented
+
+ TArrayI arrayTrackMatched(1);// Only one track, temporal solution.
+ arrayTrackMatched[0]= matchedTrack[iClust];
+ ec->AddTracksMatched(arrayTrackMatched);
+
+ TArrayI arrayParents(parentMult,parentList);
+ ec->AddLabels(arrayParents);
+
// add the cluster to the esd object
esd->AddCaloCluster(ec);
delete ec;
- delete [] parentList;
- } else { // no new ESD cluster
-
+ //delete [] newAbsIdList ;
+ //delete [] newFracList ;
}
- delete [] amplList;
- delete [] timeList;
- delete [] digiList;
-
} // cycle on clusters
-
+
delete [] matchedTrack;
-
+
esd->SetNumberOfEMCALClusters(nClustersNew);
//if(nClustersNew != nClusters)
//printf(" ##### nClusters %i -> new %i ##### \n", nClusters, nClustersNew );
//Fill ESDCaloCluster with PID weights
- AliEMCALPID *pid = new AliEMCALPID;
- //pid->SetPrintInfo(kTRUE);
- pid->SetReconstructor(kTRUE);
- pid->RunPID(esd);
- delete pid;
+ AliEMCALPID *pid = new AliEMCALPID;
+ //pid->SetPrintInfo(kTRUE);
+ pid->SetReconstructor(kTRUE);
+ pid->RunPID(esd);
+ delete pid;
+
}