X-Git-Url: http://git.uio.no/git/?p=u%2Fmrichter%2FAliRoot.git;a=blobdiff_plain;f=EMCAL%2FAliEMCALClusterizerv1.cxx;h=d24a4b64b569e61d42bed83516cfcca2ddaf13e0;hp=d83179a1203fd225e51d1aece49d92e38d57babd;hb=6ffa51495dc03cb0acfe60d274945e7a891bde85;hpb=14ce0a6e007cad831e81dd28383a11d24b9495e0 diff --git a/EMCAL/AliEMCALClusterizerv1.cxx b/EMCAL/AliEMCALClusterizerv1.cxx index d83179a1203..d24a4b64b56 100644 --- a/EMCAL/AliEMCALClusterizerv1.cxx +++ b/EMCAL/AliEMCALClusterizerv1.cxx @@ -15,839 +15,281 @@ /* $Id$ */ -//*-- Author: Yves Schutz (SUBATECH) & Dmitri Peressounko (SUBATECH & Kurchatov Institute) -// August 2002 Yves Schutz: clone PHOS as closely as possible and intoduction -// of new IO (à la PHOS) +//-- Author: Yves Schutz (SUBATECH) & Dmitri Peressounko (SUBATECH & Kurchatov Institute) +//-- Gustavo Conesa (LPSC-Grenoble), move common clusterizer functionalities to mother class ////////////////////////////////////////////////////////////////////////////// // Clusterization class. Performs clusterization (collects neighbouring active cells) and // unfolds the clusters having several local maxima. // Results are stored in TreeR#, branches EMCALTowerRP (EMC recPoints), // EMCALPreShoRP (CPV RecPoints) and AliEMCALClusterizer (Clusterizer with all // parameters including input digits branch title, thresholds etc.) -// This TTask is normally called from Reconstructioner, but can as well be used in -// standalone mode. -// Use Case: -// root [0] AliEMCALClusterizerv1 * cl = new AliEMCALClusterizerv1("galice.root") -// Warning in : object already instantiated -// //reads gAlice from header file "..." -// root [1] cl->ExecuteTask() -// //finds RecPoints in all events stored in galice.root -// root [2] cl->SetDigitsBranch("digits2") -// //sets another title for Digitis (input) branch -// root [3] cl->SetRecPointsBranch("recp2") -// //sets another title four output branches -// root [4] cl->SetTowerLocalMaxCut(0.03) -// //set clusterization parameters -// root [5] cl->ExecuteTask("deb all time") -// //once more finds RecPoints options are -// // deb - print number of found rec points -// // deb all - print number of found RecPoints and some their characteristics -// // time - print benchmarking results +// // --- ROOT system --- -#include -#include #include -#include #include #include #include -#include #include #include -// --- Standard library --- +#include +#include +#include +// --- Standard library --- +#include // --- AliRoot header files --- -#include "AliRunLoader.h" -#include "AliRun.h" -#include "AliEMCALLoader.h" +#include "AliLog.h" #include "AliEMCALClusterizerv1.h" #include "AliEMCALRecPoint.h" #include "AliEMCALDigit.h" -#include "AliEMCALDigitizer.h" -#include "AliEMCAL.h" #include "AliEMCALGeometry.h" -#include "AliEMCALHistoUtilities.h" -#include "AliCDBManager.h" -#include "AliCDBStorage.h" -#include "AliCDBEntry.h" +#include "AliCaloCalibPedestal.h" +#include "AliEMCALCalibData.h" +#include "AliESDCaloCluster.h" +#include "AliEMCALUnfolding.h" ClassImp(AliEMCALClusterizerv1) //____________________________________________________________________________ - AliEMCALClusterizerv1::AliEMCALClusterizerv1() : AliEMCALClusterizer() +AliEMCALClusterizerv1::AliEMCALClusterizerv1(): AliEMCALClusterizer() { - // default ctor (to be used mainly by Streamer) + // ctor with the indication of the file where header Tree and digits Tree are stored - InitParameters() ; - fDefaultInit = kTRUE ; - fGeom = AliEMCALGeometry::GetInstance(); - fGeom->GetTransformationForSM(); // Global <-> Local + Init(); } //____________________________________________________________________________ -AliEMCALClusterizerv1::AliEMCALClusterizerv1(const TString alirunFileName, const TString eventFolderName) -:AliEMCALClusterizer(alirunFileName, eventFolderName) +AliEMCALClusterizerv1::AliEMCALClusterizerv1(AliEMCALGeometry* geometry) + : AliEMCALClusterizer(geometry) { // ctor with the indication of the file where header Tree and digits Tree are stored - - InitParameters() ; - Init() ; - fDefaultInit = kFALSE ; + // use this contructor to avoid usage of Init() which uses runloader + // change needed by HLT - MP } //____________________________________________________________________________ - AliEMCALClusterizerv1::~AliEMCALClusterizerv1() +AliEMCALClusterizerv1::AliEMCALClusterizerv1(AliEMCALGeometry* geometry, AliEMCALCalibData * calib, AliCaloCalibPedestal * caloped) +: AliEMCALClusterizer(geometry, calib, caloped) { - // dtor -} - -//____________________________________________________________________________ -const TString AliEMCALClusterizerv1::BranchName() const -{ - return GetName(); + // ctor, geometry and calibration are initialized elsewhere. } //____________________________________________________________________________ -Float_t AliEMCALClusterizerv1::Calibrate(Int_t amp, Int_t AbsId) + AliEMCALClusterizerv1::~AliEMCALClusterizerv1() { - - // Convert digitized amplitude into energy. - // Calibration parameters are taken from calibration data base for raw data, - // or from digitizer parameters for simulated data. - - if(fCalibData){ - - //JLK 13-Mar-2006 - //We now get geometry at a higher level - // - // Loader - // AliRunLoader *rl = AliRunLoader::GetRunLoader(); - - // Load EMCAL Geomtry - // rl->LoadgAlice(); - //AliRun * gAlice = rl->GetAliRun(); - //AliEMCAL * emcal = (AliEMCAL*)gAlice->GetDetector("EMCAL"); - //AliEMCALGeometry * geom = emcal->GetGeometry(); - - if (fGeom==0) - AliFatal("Did not get geometry from EMCALLoader") ; - - Int_t iSupMod = -1; - Int_t nTower = -1; - Int_t nIphi = -1; - Int_t nIeta = -1; - Int_t iphi = -1; - Int_t ieta = -1; - - Bool_t bCell = fGeom->GetCellIndex(AbsId, iSupMod, nTower, nIphi, nIeta) ; - if(!bCell) - Error("DigitizeEnergy","Wrong cell id number") ; - fGeom->GetCellPhiEtaIndexInSModule(iSupMod,nTower,nIphi, nIeta,iphi,ieta); - - fADCchannelECA = fCalibData->GetADCchannel (iSupMod,ieta,iphi); - fADCpedestalECA = fCalibData->GetADCpedestal(iSupMod,ieta,iphi); - return -fADCpedestalECA + amp * fADCchannelECA ; - - } - else //Return energy with default parameters if calibration is not available - return -fADCpedestalECA + amp * fADCchannelECA ; - + // dtor } //____________________________________________________________________________ -void AliEMCALClusterizerv1::Exec(Option_t * option) +void AliEMCALClusterizerv1::Digits2Clusters(Option_t * option) { - // Steering method to perform clusterization for events - // in the range from fFirstEvent to fLastEvent. - // This range is optionally set by SetEventRange(). - // if fLastEvent=-1 (by default), then process events until the end. - + // Steering method to perform clusterization for the current event + // in AliEMCALLoader + if(strstr(option,"tim")) gBenchmark->Start("EMCALClusterizer"); if(strstr(option,"print")) - Print("") ; - - AliRunLoader *rl = AliRunLoader::GetRunLoader(); - AliEMCALLoader *emcalLoader = dynamic_cast(rl->GetDetectorLoader("EMCAL")); - + Print(""); + //Get calibration parameters from file or digitizer default values. - GetCalibrationParameters() ; - - if (fLastEvent == -1) - fLastEvent = rl->GetNumberOfEvents() - 1; - Int_t nEvents = fLastEvent - fFirstEvent + 1; - - Int_t ievent ; - rl->LoadDigits("EMCAL"); - for (ievent = fFirstEvent; ievent <= fLastEvent; ievent++) { - rl->GetEvent(ievent); - - fNumberOfECAClusters = 0; - - if(strstr(option,"pseudo")) - MakeClusters("pseudo") ; //both types - else - MakeClusters("") ; //only the real clusters - - if(fToUnfold) - MakeUnfolding() ; - - WriteRecPoints() ; - - if(strstr(option,"deb")) - PrintRecPoints(option) ; - - //increment the total number of recpoints per run - fRecPointsInRun += emcalLoader->RecPoints()->GetEntriesFast() ; - } + GetCalibrationParameters(); - Unload(); - - if(strstr(option,"tim")){ - gBenchmark->Stop("EMCALClusterizer"); - printf("Exec took %f seconds for Clusterizing %f seconds per event", - gBenchmark->GetCpuTime("EMCALClusterizer"), gBenchmark->GetCpuTime("EMCALClusterizer")/nEvents ); - } - -} - -//____________________________________________________________________________ -Bool_t AliEMCALClusterizerv1::FindFit(AliEMCALRecPoint * emcRP, AliEMCALDigit ** maxAt, Float_t * maxAtEnergy, - Int_t nPar, Float_t * fitparameters) const -{ - // Calls TMinuit to fit the energy distribution of a cluster with several maxima - // The initial values for fitting procedure are set equal to the positions of local maxima. - // Cluster will be fitted as a superposition of nPar/3 electromagnetic showers - - AliEMCALLoader *emcalLoader = dynamic_cast(AliRunLoader::GetRunLoader()->GetDetectorLoader("EMCAL")); - TClonesArray *digits = emcalLoader->Digits(); - - gMinuit->mncler(); // Reset Minuit's list of paramters - gMinuit->SetPrintLevel(-1) ; // No Printout - gMinuit->SetFCN(AliEMCALClusterizerv1::UnfoldingChiSquare) ; - // To set the address of the minimization function - TList * toMinuit = new TList(); - toMinuit->AddAt(emcRP,0) ; - toMinuit->AddAt(digits,1) ; + //Get dead channel map from file or digitizer default values. + GetCaloCalibPedestal(); + + fNumberOfECAClusters = 0; - gMinuit->SetObjectFit(toMinuit) ; // To tranfer pointer to UnfoldingChiSquare - - // filling initial values for fit parameters - AliEMCALDigit * digit ; - - Int_t ierflg = 0; - Int_t index = 0 ; - Int_t nDigits = (Int_t) nPar / 3 ; - - Int_t iDigit ; - - for(iDigit = 0; iDigit < nDigits; iDigit++){ - digit = maxAt[iDigit]; - - Int_t relid[2] ; - Float_t x = 0.; - Float_t z = 0.; - fGeom->AbsToRelNumbering(digit->GetId(), relid) ; - fGeom->PosInAlice(relid, x, z) ; - - Float_t energy = maxAtEnergy[iDigit] ; - - gMinuit->mnparm(index, "x", x, 0.1, 0, 0, ierflg) ; - index++ ; - if(ierflg != 0){ - Error("FindFit", "EMCAL Unfolding Unable to set initial value for fit procedure : x = %f", x ) ; - return kFALSE; - } - gMinuit->mnparm(index, "z", z, 0.1, 0, 0, ierflg) ; - index++ ; - if(ierflg != 0){ - Error("FindFit", "EMCAL Unfolding Unable to set initial value for fit procedure : z = %f", z) ; - return kFALSE; + MakeClusters(); //only the real clusters + + if(fToUnfold){ + fClusterUnfolding->SetInput(fNumberOfECAClusters,fRecPoints,fDigitsArr); + fClusterUnfolding->MakeUnfolding(); + } + + //Evaluate position, dispersion and other RecPoint properties for EC section + Int_t index; + for(index = 0; index < fRecPoints->GetEntries(); index++) { + AliEMCALRecPoint * rp = dynamic_cast(fRecPoints->At(index)); + if(rp){ + rp->EvalAll(fECAW0,fDigitsArr,fJustClusters); + //For each rec.point set the distance to the nearest bad crystal + if (fCaloPed) + rp->EvalDistanceToBadChannels(fCaloPed); } - gMinuit->mnparm(index, "Energy", energy , 0.05*energy, 0., 4.*energy, ierflg) ; - index++ ; - if(ierflg != 0){ - Error("FindFit", "EMCAL Unfolding Unable to set initial value for fit procedure : energy = %f", energy) ; - return kFALSE; + else AliFatal("Null rec point in list!"); + } + + fRecPoints->Sort(); + + for(index = 0; index < fRecPoints->GetEntries(); index++) { + AliEMCALRecPoint * rp = dynamic_cast(fRecPoints->At(index)); + if(rp){ + rp->SetIndexInList(index); + rp->Print(); } + else AliFatal("Null rec point in list!"); } - - Double_t p0 = 0.1 ; // "Tolerance" Evaluation stops when EDM = 0.0001*p0 ; The number of function call slightly - // depends on it. - Double_t p1 = 1.0 ; - Double_t p2 = 0.0 ; - - gMinuit->mnexcm("SET STR", &p2, 0, ierflg) ; // force TMinuit to reduce function calls - gMinuit->mnexcm("SET GRA", &p1, 1, ierflg) ; // force TMinuit to use my gradient - gMinuit->SetMaxIterations(5); - gMinuit->mnexcm("SET NOW", &p2 , 0, ierflg) ; // No Warnings - - gMinuit->mnexcm("MIGRAD", &p0, 0, ierflg) ; // minimize - - if(ierflg == 4){ // Minimum not found - Error("FindFit", "EMCAL Unfolding Fit not converged, cluster abandoned " ) ; - return kFALSE ; - } - for(index = 0; index < nPar; index++){ - Double_t err ; - Double_t val ; - gMinuit->GetParameter(index, val, err) ; // Returns value and error of parameter index - fitparameters[index] = val ; - } - - delete toMinuit ; - return kTRUE; - -} - -//____________________________________________________________________________ -void AliEMCALClusterizerv1::GetCalibrationParameters() -{ - // Set calibration parameters: - // if calibration database exists, they are read from database, - // otherwise, they are taken from digitizer. - // - // It is a user responsilibity to open CDB before reconstruction, - // for example: - // AliCDBStorage* storage = AliCDBManager::Instance()->GetStorage("local://CalibDB"); - - //Check if calibration is stored in data base - if(AliCDBManager::Instance()->IsDefaultStorageSet()){ - AliCDBEntry *entry = (AliCDBEntry*) - AliCDBManager::Instance()->Get("EMCAL/Calib/Data"); - if (entry) fCalibData = (AliEMCALCalibData*) entry->GetObject(); - } - if(!fCalibData) - { - //If calibration is not available use default parameters - //Loader - AliEMCALLoader *emcalLoader = - dynamic_cast(AliRunLoader::GetRunLoader()->GetDetectorLoader("EMCAL")); - if ( !emcalLoader->Digitizer() ) - emcalLoader->LoadDigitizer(); - AliEMCALDigitizer * dig = dynamic_cast(emcalLoader->Digitizer()); - - fADCchannelECA = dig->GetECAchannel() ; - fADCpedestalECA = dig->GetECApedestal(); - } -} - -//____________________________________________________________________________ -void AliEMCALClusterizerv1::Init() -{ - // Make all memory allocations which can not be done in default constructor. - // Attach the Clusterizer task to the list of EMCAL tasks - AliRunLoader *rl = AliRunLoader::GetRunLoader(); - fGeom = dynamic_cast(rl->GetAliRun()->GetDetector("EMCAL"))->GetGeometry(); - fGeom->GetTransformationForSM(); // Global <-> Local - AliInfo(Form("geom 0x%x",fGeom)); - - if(!gMinuit) - gMinuit = new TMinuit(100) ; - - fHists = BookHists(); -} - -//____________________________________________________________________________ -void AliEMCALClusterizerv1::InitParameters() -{ - // Initializes the parameters for the Clusterizer - fNumberOfECAClusters = 0; - - fNTowerInGroup = 36; //Produces maximum of 80 pseudoclusters per event - - fECAClusteringThreshold = 0.5; // value obtained from Alexei - fECALocMaxCut = 0.03; // ?? - - fECAW0 = 4.5 ; - fTimeGate = 1.e-8 ; - fToUnfold = kFALSE ; - fRecPointsInRun = 0 ; - fMinECut = 0.01; // have to be tune - - fCalibData = 0 ; + if (fTreeR) + fTreeR->Fill(); + + if(strstr(option,"deb") || strstr(option,"all")) + PrintRecPoints(option); + + AliDebug(1,Form("EMCAL Clusterizer found %d Rec Points",fRecPoints->GetEntriesFast())); + + if(strstr(option,"tim")){ + gBenchmark->Stop("EMCALClusterizer"); + printf("Exec took %f seconds for Clusterizing", + gBenchmark->GetCpuTime("EMCALClusterizer")); + } } //____________________________________________________________________________ -Int_t AliEMCALClusterizerv1::AreNeighbours(AliEMCALDigit * d1, AliEMCALDigit * d2) const +Int_t AliEMCALClusterizerv1::AreNeighbours(AliEMCALDigit * d1, AliEMCALDigit * d2, Bool_t & shared) const { - // Gives the neighbourness of two digits = 0 are not neighbour but continue searching + // Gives the neighbourness of two digits = 0 are not neighbour; continue searching // = 1 are neighbour - // = 2 is in different SM, quit from searching - // neighbours are defined as digits having at least a common vertex + // = 2 is in different SM; continue searching + // In case it is in different SM, but same phi rack, check if neigbours at eta=0 + // neighbours are defined as digits having at least a common side // The order of d1 and d2 is important: first (d1) should be a digit already in a cluster // which is compared to a digit (d2) not yet in a cluster - - static Int_t rv; - static Int_t nSupMod1=0, nTower1=0, nIphi1=0, nIeta1=0, iphi1=0, ieta1=0; - static Int_t nSupMod2=0, nTower2=0, nIphi2=0, nIeta2=0, iphi2=0, ieta2=0; - static Int_t rowdiff, coldiff; - rv = 0 ; - - fGeom->GetCellIndex(d1->GetId(), nSupMod1,nTower1,nIphi1,nIeta1); - fGeom->GetCellIndex(d2->GetId(), nSupMod2,nTower2,nIphi2,nIeta2); - if(nSupMod1 != nSupMod2) return 2; // different SM - - fGeom->GetCellPhiEtaIndexInSModule(nSupMod1,nTower1,nIphi1,nIeta1, iphi1,ieta1); - fGeom->GetCellPhiEtaIndexInSModule(nSupMod2,nTower2,nIphi2,nIeta2, iphi2,ieta2); - - rowdiff = TMath::Abs(iphi1 - iphi2); - coldiff = TMath::Abs(ieta1 - ieta2) ; - if (( coldiff <= 1 ) && ( rowdiff <= 1 )) rv = 1; // neighbours with at least commom vertex - - if (gDebug == 2 && rv==1) - printf("AreNeighbours: neighbours=%d, id1=%d, relid1=%d,%d \n id2=%d, relid2=%d,%d \n", - rv, d1->GetId(), iphi1,ieta1, d2->GetId(), iphi2,ieta2); + Int_t nSupMod1=0, nModule1=0, nIphi1=0, nIeta1=0, iphi1=0, ieta1=0; + Int_t nSupMod2=0, nModule2=0, nIphi2=0, nIeta2=0, iphi2=0, ieta2=0; - return rv ; -} - -//____________________________________________________________________________ -Int_t AliEMCALClusterizerv1::AreInGroup(AliEMCALDigit * d1, AliEMCALDigit * d2) const -{ - // Tells whether two digits fall within the same supermodule and - // tower grouping. The number of towers in a group is controlled by - // the parameter nTowersInGroup - // = 0 are not in same group but continue searching - // = 1 same group - // = 2 is in different SM, quit from searching - // = 3 different tower group, quit from searching - // - // The order of d1 and d2 is important: first (d1) should be a digit - // already in a cluster which is compared to a digit (d2) not yet in a cluster - - //JLK Question: does the quit from searching assume that the digits - //are ordered, so that once you are in a different SM, you'll not - //find another in the list that will match? How about my TowerGroup search? - - static Int_t rv; - static Int_t nSupMod1=0, nTower1=0, nIphi1=0, nIeta1=0, iphi1=0, ieta1=0; - static Int_t nSupMod2=0, nTower2=0, nIphi2=0, nIeta2=0, iphi2=0, ieta2=0; - static Int_t towerGroup1 = -1, towerGroup2 = -1; - rv = 0 ; - - fGeom->GetCellIndex(d1->GetId(), nSupMod1,nTower1,nIphi1,nIeta1); - fGeom->GetCellIndex(d2->GetId(), nSupMod2,nTower2,nIphi2,nIeta2); - if(nSupMod1 != nSupMod2) return 2; // different SM - - static Int_t nTowerInSM = fGeom->GetNCellsInSupMod()/fGeom->GetNCellsInTower(); - - //figure out which tower grouping each digit belongs to - for(int it = 0; it < nTowerInSM/fNTowerInGroup; it++) { - if(nTower1 <= nTowerInSM - it*fNTowerInGroup) towerGroup1 = it; - if(nTower2 <= nTowerInSM - it*fNTowerInGroup) towerGroup2 = it; - } - if(towerGroup1 != towerGroup2) return 3; //different Towergroup - - //same SM, same towergroup, we're happy - if(towerGroup1 == towerGroup2 && towerGroup2 >= 0) - rv = 1; - - if (gDebug == 2 && rv==1) - printf("AreInGroup: neighbours=%d, id1=%d, relid1=%d,%d \n id2=%d, relid2=%d,%d \n", - rv, d1->GetId(), iphi1,ieta1, d2->GetId(), iphi2,ieta2); - - return rv ; -} - -//____________________________________________________________________________ -void AliEMCALClusterizerv1::Unload() -{ - // Unloads the Digits and RecPoints - AliEMCALLoader *emcalLoader = dynamic_cast(AliRunLoader::GetRunLoader()->GetDetectorLoader("EMCAL")); + shared = kFALSE; + + fGeom->GetCellIndex(d1->GetId(), nSupMod1,nModule1,nIphi1,nIeta1); + fGeom->GetCellIndex(d2->GetId(), nSupMod2,nModule2,nIphi2,nIeta2); + fGeom->GetCellPhiEtaIndexInSModule(nSupMod1,nModule1,nIphi1,nIeta1, iphi1,ieta1); + fGeom->GetCellPhiEtaIndexInSModule(nSupMod2,nModule2,nIphi2,nIeta2, iphi2,ieta2); + + //If different SM, check if they are in the same phi, then consider cells close to eta=0 as neighbours; May 2010 + if (nSupMod1 != nSupMod2 ) { + //Check if the 2 SM are in the same PHI position (0,1), (2,3), ... + Float_t smPhi1 = fGeom->GetEMCGeometry()->GetPhiCenterOfSM(nSupMod1); + Float_t smPhi2 = fGeom->GetEMCGeometry()->GetPhiCenterOfSM(nSupMod2); - emcalLoader->UnloadDigits() ; - emcalLoader->UnloadRecPoints() ; -} - -//____________________________________________________________________________ -void AliEMCALClusterizerv1::WriteRecPoints() -{ - - // Creates new branches with given title - // fills and writes into TreeR. - - AliEMCALLoader *emcalLoader = dynamic_cast(AliRunLoader::GetRunLoader()->GetDetectorLoader("EMCAL")); - - TObjArray * aECARecPoints = emcalLoader->RecPoints() ; - - TClonesArray * digits = emcalLoader->Digits() ; - TTree * treeR = emcalLoader->TreeR(); - if ( treeR==0 ) { - emcalLoader->MakeRecPointsContainer(); - treeR = emcalLoader->TreeR(); - } - Int_t index ; - - //Evaluate position, dispersion and other RecPoint properties for EC section - for(index = 0; index < aECARecPoints->GetEntries(); index++) - (dynamic_cast(aECARecPoints->At(index)))->EvalAll(fECAW0,digits) ; + if(!TMath::AreEqualAbs(smPhi1, smPhi2, 1e-3)) return 2; //Not phi rack equal, not neighbours + + // In case of a shared cluster, index of SM in C side, columns start at 48 and ends at 48*2 + // C Side impair SM, nSupMod%2=1; A side pair SM nSupMod%2=0 + if(nSupMod1%2) ieta1+=AliEMCALGeoParams::fgkEMCALCols; + else ieta2+=AliEMCALGeoParams::fgkEMCALCols; + + shared = kTRUE; // maybe a shared cluster, we know this later, set it for the moment. + } //Different SM, same phi - aECARecPoints->Sort() ; - - for(index = 0; index < aECARecPoints->GetEntries(); index++) { - (dynamic_cast(aECARecPoints->At(index)))->SetIndexInList(index) ; - (dynamic_cast(aECARecPoints->At(index)))->Print(); - } - - Int_t bufferSize = 32000 ; - Int_t splitlevel = 0 ; - - //EC section branch + Int_t rowdiff = TMath::Abs(iphi1 - iphi2); + Int_t coldiff = TMath::Abs(ieta1 - ieta2); - TBranch * branchECA = 0; - if ((branchECA = treeR->GetBranch("EMCALECARP"))) - branchECA->SetAddress(&aECARecPoints); - else - treeR->Branch("EMCALECARP","TObjArray",&aECARecPoints,bufferSize,splitlevel); - treeR->Fill() ; - - emcalLoader->WriteRecPoints("OVERWRITE"); - + // neighbours with at least common side; May 11, 2007 + if ((coldiff==0 && TMath::Abs(rowdiff)==1) || (rowdiff==0 && TMath::Abs(coldiff)==1)) { + //Diagonal? + //if ((coldiff==0 && TMath::Abs(rowdiff==1)) || (rowdiff==0 && TMath::Abs(coldiff==1)) || (TMath::Abs(rowdiff)==1 && TMath::Abs(coldiff==1))) rv = 1; + + if (gDebug == 2) + printf("AliEMCALClusterizerv1::AreNeighbours(): id1=%d, (row %d, col %d) ; id2=%d, (row %d, col %d), shared %d \n", + d1->GetId(), iphi1,ieta1, d2->GetId(), iphi2,ieta2, shared); + return 1; + } //Neighbours + else { + shared = kFALSE; + return 2; + } //Not neighbours } //____________________________________________________________________________ -void AliEMCALClusterizerv1::MakeClusters(char* option) +void AliEMCALClusterizerv1::MakeClusters() { // Steering method to construct the clusters stored in a list of Reconstructed Points // A cluster is defined as a list of neighbour digits - - AliEMCALLoader *emcalLoader = dynamic_cast(AliRunLoader::GetRunLoader()->GetDetectorLoader("EMCAL")); - - TObjArray * aECARecPoints = emcalLoader->RecPoints() ; - - if (fGeom==0) - AliFatal("Did not get geometry from EMCALLoader"); - - aECARecPoints->Clear(); - - //Start with pseudoclusters, if option - if(strstr(option,"pseudo")) { - TClonesArray * digits = emcalLoader->Digits() ; - TClonesArray * digitsC = dynamic_cast(digits->Clone()); - - TIter nextdigit(digitsC) ; - AliEMCALDigit * digit; - - AliEMCALRecPoint * recPoint = 0 ; - int ineb=0; - nextdigit.Reset(); - - // PseudoClusterization starts - while ( (digit = dynamic_cast(nextdigit())) ) { // scan over the list of digitsC - recPoint = 0 ; - TArrayI clusterECAdigitslist(1000); // what is this - - if(fGeom->CheckAbsCellId(digit->GetId()) ) { //Is this an EMCAL digit? Just maing sure... - Int_t iDigitInECACluster = 0; // start a new Tower RecPoint - if(fNumberOfECAClusters >= aECARecPoints->GetSize()) aECARecPoints->Expand(2*fNumberOfECAClusters+1) ; - AliEMCALRecPoint * rp = new AliEMCALRecPoint("") ; - aECARecPoints->AddAt(rp, fNumberOfECAClusters) ; - recPoint = dynamic_cast(aECARecPoints->At(fNumberOfECAClusters)) ; - fNumberOfECAClusters++ ; - - recPoint->SetClusterType(AliEMCALRecPoint::kPseudoCluster); - - recPoint->AddDigit(*digit, digit->GetAmp()) ; - clusterECAdigitslist[iDigitInECACluster] = digit->GetIndexInList() ; - iDigitInECACluster++ ; - digitsC->Remove(digit) ; - AliDebug(1,Form("MakePseudoClusters: OK id = %d, adc = %f \n", digit->GetId(), digit->GetAmp())); - nextdigit.Reset(); // will start from beggining - - AliEMCALDigit * digitN = 0; // digi neighbor - Int_t index = 0 ; - - // Find the neighbours - while (index < iDigitInECACluster){ // scan over digits already in cluster - digit = (AliEMCALDigit*)digits->At(clusterECAdigitslist[index]); - index++ ; - while ( (digitN = (AliEMCALDigit *)nextdigit())) { // scan over the reduced list of digits - ineb = AreInGroup(digit, digitN); // call (digit,digitN) in THAT oder !!!!! - switch (ineb ) { - case 0 : // not a neighbour - break ; - case 1 : // are neighbours - recPoint->AddDigit(*digitN, digitN->GetAmp() ) ; - clusterECAdigitslist[iDigitInECACluster] = digitN->GetIndexInList() ; - iDigitInECACluster++ ; - digitsC->Remove(digitN) ; - break ; - case 2 : // different SM - break ; - case 3 : // different Tower group - break ; - } // switch - } // scan over the reduced list of digits - } // scan over digits already in cluster - nextdigit.Reset() ; // will start from beggining - } + // Mar 03, 2007 by PAI + + if (fGeom==0) AliFatal("Did not get geometry from EMCALLoader"); + + fRecPoints->Delete(); + + // Set up TObjArray with pointers to digits to work on calibrated digits + TObjArray *digitsC = new TObjArray(); + AliEMCALDigit *digit; + Float_t dEnergyCalibrated = 0.0, ehs = 0.0, time = 0.0; + TIter nextdigit(fDigitsArr); + while ( (digit = dynamic_cast(nextdigit())) ) { // calibrate and clean up digits + dEnergyCalibrated = digit->GetAmplitude(); + time = digit->GetTime(); + Calibrate(dEnergyCalibrated,time,digit->GetId()); + digit->SetCalibAmp(dEnergyCalibrated); + digit->SetTime(time); + + if ( dEnergyCalibrated < fMinECut || time > fTimeMax || time < fTimeMin ){ + continue; } - if(recPoint) cout << "cl.e " << recPoint->GetEnergy() << endl; - delete digitsC ; - } - - //Now do real clusters - TClonesArray * digits = emcalLoader->Digits() ; - TClonesArray * digitsC = dynamic_cast(digits->Clone()); - - TIter nextdigit(digitsC) ; - AliEMCALDigit * digit; - - AliEMCALRecPoint * recPoint = 0 ; - int ineb=0; - nextdigit.Reset(); - - double e=0.0, ehs = 0.0; - while ( (digit = dynamic_cast(nextdigit())) ) { // clean up digits - e = Calibrate(digit->GetAmp(), digit->GetId()); - AliEMCALHistoUtilities::FillH1(fHists, 10, digit->GetAmp()); - AliEMCALHistoUtilities::FillH1(fHists, 11, e); - if(e < fMinECut ) digitsC->Remove(digit); - else ehs += e; - } - cout << " Number of digits " << digits->GetEntries() << " -> (e>" <GetEntries()<< " ehs "<(nextdigit())) ) { // scan over the list of digitsC - recPoint = 0 ; - TArrayI clusterECAdigitslist(1000); // what is this - - if(fGeom->CheckAbsCellId(digit->GetId()) && (Calibrate(digit->GetAmp(), digit->GetId()) > fECAClusteringThreshold ) ){ - Int_t iDigitInECACluster = 0; // start a new Tower RecPoint - if(fNumberOfECAClusters >= aECARecPoints->GetSize()) aECARecPoints->Expand(2*fNumberOfECAClusters+1) ; - AliEMCALRecPoint * rp = new AliEMCALRecPoint("") ; - aECARecPoints->AddAt(rp, fNumberOfECAClusters) ; - recPoint = dynamic_cast(aECARecPoints->At(fNumberOfECAClusters)) ; - fNumberOfECAClusters++ ; - - recPoint->SetClusterType(AliEMCALRecPoint::kClusterv1); - - recPoint->AddDigit(*digit, Calibrate(digit->GetAmp(), digit->GetId())) ; - clusterECAdigitslist[iDigitInECACluster] = digit->GetIndexInList() ; - iDigitInECACluster++ ; - digitsC->Remove(digit) ; - AliDebug(1,Form("MakeClusters: OK id = %d, ene = %f , thre = %f \n", digit->GetId(), - Calibrate(digit->GetAmp(),digit->GetId()), fECAClusteringThreshold)); - nextdigit.Reset(); // will start from beggining - - AliEMCALDigit * digitN = 0; // digi neighbor - Int_t index = 0 ; - - // Find the neighbours - while (index < iDigitInECACluster){ // scan over digits already in cluster - digit = (AliEMCALDigit*)digits->At(clusterECAdigitslist[index]); - index++ ; - while ( (digitN = (AliEMCALDigit *)nextdigit())) { // scan over the reduced list of digits - ineb = AreNeighbours(digit, digitN); // call (digit,digitN) in THAT oder !!!!! - switch (ineb ) { - case 0 : // not a neighbour - break ; - case 1 : // are neighbours - recPoint->AddDigit(*digitN, Calibrate(digitN->GetAmp(),digitN->GetId()) ) ; - clusterECAdigitslist[iDigitInECACluster] = digitN->GetIndexInList() ; - iDigitInECACluster++ ; - digitsC->Remove(digitN) ; - break ; - case 2 : // different SM - break ; - } // switch - } // scan over the reduced list of digits - } // scan over digits already in cluster - nextdigit.Reset() ; // will start from beggining + else if (!fGeom->CheckAbsCellId(digit->GetId())) + continue; + else{ + ehs += dEnergyCalibrated; + digitsC->AddLast(digit); } - } // while digit - if(recPoint) cout << "cl.e " << recPoint->GetEnergy() << endl; - delete digitsC ; - - AliDebug(1,Form("total no of clusters %d from %d digits",fNumberOfECAClusters,digits->GetEntriesFast())); -} - -//____________________________________________________________________________ -void AliEMCALClusterizerv1::MakeUnfolding() const -{ - Fatal("AliEMCALClusterizerv1::MakeUnfolding", "--> Unfolding not implemented") ; - -} - -//____________________________________________________________________________ -Double_t AliEMCALClusterizerv1::ShowerShape(Double_t r) -{ - // Shape of the shower (see EMCAL TDR) - // If you change this function, change also the gradient evaluation in ChiSquare() - - Double_t r4 = r*r*r*r ; - Double_t r295 = TMath::Power(r, 2.95) ; - Double_t shape = TMath::Exp( -r4 * (1. / (2.32 + 0.26 * r4) + 0.0316 / (1 + 0.0652 * r295) ) ) ; - return shape ; -} - -//____________________________________________________________________________ -void AliEMCALClusterizerv1::UnfoldCluster(AliEMCALRecPoint * /*iniTower*/, - Int_t /*nMax*/, - AliEMCALDigit ** /*maxAt*/, - Float_t * /*maxAtEnergy*/) const -{ - // Performs the unfolding of a cluster with nMax overlapping showers + } - Fatal("UnfoldCluster", "--> Unfolding not implemented") ; - -} - -//_____________________________________________________________________________ -void AliEMCALClusterizerv1::UnfoldingChiSquare(Int_t & /*nPar*/, Double_t * /*Grad*/, - Double_t & /*fret*/, - Double_t * /*x*/, Int_t /*iflag*/) -{ - // Calculates the Chi square for the cluster unfolding minimization - // Number of parameters, Gradient, Chi squared, parameters, what to do + AliDebug(1,Form("MakeClusters: Number of digits %d -> (e %f), ehs %f\n", + fDigitsArr->GetEntries(),fMinECut,ehs)); - ::Fatal("UnfoldingChiSquare","Unfolding not implemented") ; -} -//____________________________________________________________________________ -void AliEMCALClusterizerv1::Print(Option_t * /*option*/)const -{ - // Print clusterizer parameters - - TString message("\n") ; - - if( strcmp(GetName(), "") !=0 ){ - - // Print parameters - - TString taskName(GetName()) ; - taskName.ReplaceAll(Version(), "") ; - - printf("--------------- "); - printf(taskName.Data()) ; - printf(" "); - printf(GetTitle()) ; - printf("-----------\n"); - printf("Clusterizing digits from the file: "); - printf(taskName.Data()); - printf("\n Branch: "); - printf(GetName()); - printf("\n ECA Local Maximum cut = %f", fECALocMaxCut); - printf("\n ECA Logarithmic weight = %f", fECAW0); - if(fToUnfold) - printf("\nUnfolding on\n"); - else - printf("\nUnfolding off\n"); - - printf("------------------------------------------------------------------"); - } - else - printf("AliEMCALClusterizerv1 not initialized ") ; -} - -//____________________________________________________________________________ -void AliEMCALClusterizerv1::PrintRecPoints(Option_t * option) -{ - // Prints list of RecPoints produced at the current pass of AliEMCALClusterizer - AliEMCALLoader *emcalLoader = dynamic_cast(AliRunLoader::GetRunLoader()->GetDetectorLoader("EMCAL")); - TObjArray * aECARecPoints = emcalLoader->RecPoints() ; - - printf("PrintRecPoints: Clusterization result:") ; + TIter nextdigitC(digitsC); + while ( (digit = dynamic_cast(nextdigitC())) ) { // scan over the list of digitsC + TArrayI clusterECAdigitslist(fDigitsArr->GetEntries()); + dEnergyCalibrated = digit->GetCalibAmp(); + time = digit->GetTime(); + if(fGeom->CheckAbsCellId(digit->GetId()) && ( dEnergyCalibrated > fECAClusteringThreshold ) ){ + // start a new Tower RecPoint + if(fNumberOfECAClusters >= fRecPoints->GetSize()) fRecPoints->Expand(2*fNumberOfECAClusters+1); + + AliEMCALRecPoint *recPoint = new AliEMCALRecPoint(""); + fRecPoints->AddAt(recPoint, fNumberOfECAClusters); + recPoint = dynamic_cast(fRecPoints->At(fNumberOfECAClusters)); + if (recPoint) { + fNumberOfECAClusters++; + + recPoint->SetClusterType(AliVCluster::kEMCALClusterv1); + recPoint->AddDigit(*digit, digit->GetCalibAmp(), kFALSE); //Time or TimeR? + TObjArray clusterDigits; + clusterDigits.AddLast(digit); + digitsC->Remove(digit); + + AliDebug(1,Form("MakeClusters: OK id = %d, ene = %f , cell.th. = %f \n", digit->GetId(), dEnergyCalibrated, fECAClusteringThreshold)); //Time or TimeR? + + // Grow cluster by finding neighbours + TIter nextClusterDigit(&clusterDigits); + + while ( (digit = dynamic_cast(nextClusterDigit())) ) { // scan over digits in cluster + TIter nextdigitN(digitsC); + AliEMCALDigit *digitN = 0; // digi neighbor + while ( (digitN = (AliEMCALDigit *)nextdigitN()) ) { // scan over all digits to look for neighbours + //Do not add digits with too different time + Bool_t shared = kFALSE;//cluster shared by 2 SuperModules? + if(TMath::Abs(time - digitN->GetTime()) > fTimeCut ) continue; //Time or TimeR? + if (AreNeighbours(digit, digitN, shared)==1) { // call (digit,digitN) in THAT order !!!!! + recPoint->AddDigit(*digitN, digitN->GetCalibAmp(), shared); + clusterDigits.AddLast(digitN); + digitsC->Remove(digitN); + } // if(ineb==1) + } // scan over digits + } // scan over digits already in cluster + + AliDebug(2,Form("MakeClusters: %d digitd, energy %f \n", clusterDigits.GetEntries(), recPoint->GetEnergy())); + }//recpoint + else AliFatal("Null recpoint in array!"); + } // If seed found + } // while digit - printf("event # %d\n", emcalLoader->GetRunLoader()->GetEventNumber() ) ; - printf(" Found %d ECA Rec Points\n ", - aECARecPoints->GetEntriesFast()) ; - - fRecPointsInRun += aECARecPoints->GetEntriesFast() ; + delete digitsC; - if(strstr(option,"all")) { - Int_t index =0; - printf("\n-----------------------------------------------------------------------\n") ; - printf("Clusters in ECAL section\n") ; - printf("Index Ene(GeV) Multi Module phi r theta X Y Z Dispersion Lambda 1 Lambda 2 # of prim Primaries list\n") ; - Float_t maxE=0; - Float_t maxL1=0; - Float_t maxL2=0; - Float_t maxDis=0; - - for (index = 0 ; index < aECARecPoints->GetEntries() ; index++) { - AliEMCALRecPoint * rp = dynamic_cast(aECARecPoints->At(index)) ; - TVector3 globalpos; - //rp->GetGlobalPosition(globalpos); - TVector3 localpos; - rp->GetLocalPosition(localpos); - Float_t lambda[2]; - rp->GetElipsAxis(lambda); - Int_t * primaries; - Int_t nprimaries; - primaries = rp->GetPrimaries(nprimaries); - printf("\n%6d %8.4f %3d %4.1f %4.1f %4.1f %4.1f %4.1f %4.1f %4.1f %4f %4f %2d : ", - rp->GetIndexInList(), rp->GetEnergy(), rp->GetMultiplicity(), - globalpos.X(), globalpos.Y(), globalpos.Z(), localpos.X(), localpos.Y(), localpos.Z(), - rp->GetDispersion(), lambda[0], lambda[1], nprimaries) ; - ///////////// - if(rp->GetEnergy()>maxE){ - maxE=rp->GetEnergy(); - maxL1=lambda[0]; - maxL2=lambda[1]; - maxDis=rp->GetDispersion(); - } - fPointE->Fill(rp->GetEnergy()); - fPointL1->Fill(lambda[0]); - fPointL2->Fill(lambda[1]); - fPointDis->Fill(rp->GetDispersion()); - fPointMult->Fill(rp->GetMultiplicity()); - ///////////// - for (Int_t iprimary=0; iprimaryFill(maxE); - fMaxL1->Fill(maxL1); - fMaxL2->Fill(maxL2); - fMaxDis->Fill(maxDis); - - - printf("\n-----------------------------------------------------------------------\n"); - } -} -TList* AliEMCALClusterizerv1::BookHists() -{ - //set up histograms for monitoring clusterizer performance - - gROOT->cd(); - - fPointE = new TH1F("pointE","point energy", 2000, 0.0, 150.); - fPointL1 = new TH1F("pointL1","point L1", 1000, 0.0, 3.); - fPointL2 = new TH1F("pointL2","point L2", 1000, 0.0, 3.); - fPointDis = new TH1F("pointDis","point Dis", 1000, 0.0, 3.); - fPointMult = new TH1F("pointMult","point Mult", 100, 0.0, 100.); - fDigitAmp = new TH1F("digitAmp","Digit Amplitude", 2000, 0.0, 5000.); - fMaxE = new TH1F("maxE","Max point energy", 2000, 0.0, 150.); - fMaxL1 = new TH1F("maxL1","Max point L1", 1000, 0.0, 3.); - fMaxL2 = new TH1F("maxL2","Max point L2", 1000, 0.0, 3.); - fMaxDis = new TH1F("maxDis","Max point Dis", 1000, 0.0, 3.); // 9 - // - new TH1F("adcOfDigits","adc of digits(threshold control)", 1001, -0.5, 1000.5); // 10 - new TH1F("energyOfDigits","energy of digits(threshold control)", 1000, 0.0, 1.); // 11 - - return AliEMCALHistoUtilities::MoveHistsToList("EmcalClusterizerv1ControlHists", kFALSE); -} - -void AliEMCALClusterizerv1::SaveHists(const char *fn) -{ - AliEMCALHistoUtilities::SaveListOfHists(fHists, fn, kTRUE); -} - -void AliEMCALClusterizerv1::Browse(TBrowser* b) -{ - if(fHists) b->Add(fHists); - TTask::Browse(b); + AliDebug(1,Form("total no of clusters %d from %d digits",fNumberOfECAClusters,fDigitsArr->GetEntriesFast())); }