X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=EMCAL%2FAliEMCALClusterizerv1.cxx;h=d24a4b64b569e61d42bed83516cfcca2ddaf13e0;hb=7eb8c7c1c998f899583edfc22d888b31d4ede3a4;hp=66186ebcc8210c85dbf4f18179746fbf36321686;hpb=fb43ada4db956ceb59baa593557bff7082e4bfc2;p=u%2Fmrichter%2FAliRoot.git diff --git a/EMCAL/AliEMCALClusterizerv1.cxx b/EMCAL/AliEMCALClusterizerv1.cxx index 66186ebcc82..d24a4b64b56 100644 --- a/EMCAL/AliEMCALClusterizerv1.cxx +++ b/EMCAL/AliEMCALClusterizerv1.cxx @@ -15,386 +15,194 @@ /* $Id$ */ -//*-- 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 "TROOT.h" -#include "TFile.h" -#include "TFolder.h" -#include "TMath.h" -#include "TMinuit.h" -#include "TTree.h" -#include "TSystem.h" -#include "TBenchmark.h" +#include +#include +#include +#include +#include +#include +#include +#include +#include // --- Standard library --- - +#include // --- AliRoot header files --- -#include "AliEMCALGetter.h" +#include "AliLog.h" #include "AliEMCALClusterizerv1.h" -#include "AliEMCALTowerRecPoint.h" +#include "AliEMCALRecPoint.h" #include "AliEMCALDigit.h" -#include "AliEMCALDigitizer.h" -#include "AliEMCAL.h" #include "AliEMCALGeometry.h" +#include "AliCaloCalibPedestal.h" +#include "AliEMCALCalibData.h" +#include "AliESDCaloCluster.h" +#include "AliEMCALUnfolding.h" ClassImp(AliEMCALClusterizerv1) - -//____________________________________________________________________________ - AliEMCALClusterizerv1::AliEMCALClusterizerv1() : AliEMCALClusterizer() -{ - // default ctor (to be used mainly by Streamer) - - InitParameters() ; - fDefaultInit = kTRUE ; -} //____________________________________________________________________________ -AliEMCALClusterizerv1::AliEMCALClusterizerv1(const TString alirunFileName, const TString eventFolderName) -:AliEMCALClusterizer(alirunFileName, eventFolderName) +AliEMCALClusterizerv1::AliEMCALClusterizerv1(): AliEMCALClusterizer() { // ctor with the indication of the file where header Tree and digits Tree are stored - InitParameters() ; - Init() ; - fDefaultInit = kFALSE ; - + Init(); } //____________________________________________________________________________ - AliEMCALClusterizerv1::~AliEMCALClusterizerv1() +AliEMCALClusterizerv1::AliEMCALClusterizerv1(AliEMCALGeometry* geometry) + : AliEMCALClusterizer(geometry) { - // dtor - + // ctor with the indication of the file where header Tree and digits Tree are stored + // use this contructor to avoid usage of Init() which uses runloader + // change needed by HLT - MP } //____________________________________________________________________________ -const TString AliEMCALClusterizerv1::BranchName() const -{ - return GetName(); - +AliEMCALClusterizerv1::AliEMCALClusterizerv1(AliEMCALGeometry* geometry, AliEMCALCalibData * calib, AliCaloCalibPedestal * caloped) +: AliEMCALClusterizer(geometry, calib, caloped) +{ + // ctor, geometry and calibration are initialized elsewhere. } //____________________________________________________________________________ -Float_t AliEMCALClusterizerv1::Calibrate(Int_t amp) const + AliEMCALClusterizerv1::~AliEMCALClusterizerv1() { - //To be replased later by the method, reading individual parameters from the database - 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("") ; - - AliEMCALGetter * gime = AliEMCALGetter::Instance(GetTitle()) ; - - if (fLastEvent == -1) - fLastEvent = gime->MaxEvent() - 1 ; - else - fLastEvent = TMath::Min(fFirstEvent, gime->MaxEvent()); - Int_t nEvents = fLastEvent - fFirstEvent + 1; - - Int_t ievent ; - for (ievent = fFirstEvent; ievent <= fLastEvent; ievent++) { - gime->Event(ievent,"D") ; - - GetCalibrationParameters() ; - - fNumberOfECAClusters = 0; - - MakeClusters() ; - - if(fToUnfold) - MakeUnfolding() ; - - WriteRecPoints() ; - - if(strstr(option,"deb")) - PrintRecPoints(option) ; - - //increment the total number of recpoints per run - fRecPointsInRun += gime->ECARecPoints()->GetEntriesFast() ; - } + Print(""); - 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(AliEMCALTowerRecPoint * 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 - - AliEMCALGetter * gime = AliEMCALGetter::Instance() ; - TClonesArray * digits = gime->Digits() ; + //Get calibration parameters from file or digitizer default values. + GetCalibrationParameters(); - 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 ; - - AliEMCALGeometry * geom = gime->EMCALGeometry() ; - - for(iDigit = 0; iDigit < nDigits; iDigit++){ - digit = maxAt[iDigit]; - - Int_t relid[3] ; - Float_t x = 0.; - Float_t z = 0.; - geom->AbsToRelNumbering(digit->GetId(), relid) ; - geom->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() -{ - // Gets the parameters for the calibration from the digitizer - AliEMCALGetter * gime = AliEMCALGetter::Instance() ; - - if ( !gime->Digitizer() ) - gime->LoadDigitizer(); - AliEMCALDigitizer * dig = gime->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 - AliEMCALGetter * gime = AliEMCALGetter::Instance(GetTitle(), fEventFolderName.Data()); - - AliEMCALGeometry * geom = gime->EMCALGeometry() ; - - fNTowers = geom->GetNZ() * geom->GetNPhi() ; - if(!gMinuit) - gMinuit = new TMinuit(100) ; - - if ( !gime->Clusterizer() ) - gime->PostClusterizer(this); -} - -//____________________________________________________________________________ -void AliEMCALClusterizerv1::InitParameters() -{ - // Initializes the parameters for the Clusterizer - fNumberOfECAClusters = 0; - fECAClusteringThreshold = 0.0045; // must be adjusted according to the noise leve set by digitizer - fECALocMaxCut = 0.03 ; - fECAW0 = 4.5 ; - fTimeGate = 1.e-8 ; - fToUnfold = kFALSE ; - fRecPointsInRun = 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 are not neighbour but do not continue 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 - - AliEMCALGeometry * geom = AliEMCALGetter::Instance()->EMCALGeometry() ; - - Int_t rv = 0 ; - - Int_t relid1[3] ; - geom->AbsToRelNumbering(d1->GetId(), relid1) ; - - Int_t relid2[3] ; - geom->AbsToRelNumbering(d2->GetId(), relid2) ; - if ( (relid1[0] == relid2[0])){ // inside the same EMCAL Arm - Int_t rowdiff = TMath::Abs( relid1[1] - relid2[1] ) ; - Int_t coldiff = TMath::Abs( relid1[2] - relid2[2] ) ; - - if (( coldiff <= 1 ) && ( rowdiff <= 1 )){ - if(TMath::Abs(d1->GetTime() - d2->GetTime() ) < fTimeGate) - rv = 1 ; - } - else { - if((relid2[1] > relid1[1]) && (relid2[2] > relid1[2]+1)) - rv = 2; // Difference in row numbers is too large to look further - } - - } - else { - - if(relid1[0] < relid2[0]) - rv=0 ; - } - - if (gDebug == 2 ) - printf("AreNeighbours: neighbours=%d, id1=%d, relid1=%d,%d,%d \n id2=%d, relid2=%d,%d,%d ", - rv, d1->GetId(), relid1[0], relid1[1], relid1[2], - d2->GetId(), relid2[0], relid2[1], relid2[2]) ; + 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 ; -} - -//____________________________________________________________________________ -void AliEMCALClusterizerv1::Unload() -{ - // Unloads the Digits and RecPoints - AliEMCALGetter * gime = AliEMCALGetter::Instance() ; - gime->EmcalLoader()->UnloadDigits() ; - gime->EmcalLoader()->UnloadRecPoints() ; -} - -//____________________________________________________________________________ -void AliEMCALClusterizerv1::WriteRecPoints() -{ - - // Creates new branches with given title - // fills and writes into TreeR. - - AliEMCALGetter *gime = AliEMCALGetter::Instance() ; - - TObjArray * aECARecPoints = gime->ECARecPoints() ; - - TClonesArray * digits = gime->Digits() ; - TTree * treeR = gime->TreeR(); ; + shared = kFALSE; - 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) ; + 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); - aECARecPoints->Sort() ; - - for(index = 0; index < aECARecPoints->GetEntries(); index++) - (dynamic_cast(aECARecPoints->At(index)))->SetIndexInList(index) ; - - aECARecPoints->Expand(aECARecPoints->GetEntriesFast()) ; + //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); + + 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 - Int_t bufferSize = 32000 ; - Int_t splitlevel = 0 ; - - //EC section branch - TBranch * branchECA = treeR->Branch("EMCALECARP","TObjArray",&aECARecPoints,bufferSize,splitlevel); - branchECA->SetTitle(BranchName()); - - branchECA->Fill() ; - - gime->WriteRecPoints("OVERWRITE"); - gime->WriteClusterizer("OVERWRITE"); + Int_t rowdiff = TMath::Abs(iphi1 - iphi2); + Int_t coldiff = TMath::Abs(ieta1 - ieta2); + + // 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 } //____________________________________________________________________________ @@ -402,221 +210,86 @@ 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 - - AliEMCALGetter * gime = AliEMCALGetter::Instance() ; - - AliEMCALGeometry * geom = gime->EMCALGeometry() ; - - TObjArray * aECARecPoints = gime->ECARecPoints() ; - - aECARecPoints->Delete() ; - - TClonesArray * digits = gime->Digits() ; - - TIter next(digits) ; - AliEMCALDigit * digit ; - Int_t ndigECA=0 ; - - // count the number of digits in ECA section - while ( (digit = dynamic_cast(next())) ) { // scan over the list of digits - if (geom->IsInECA(digit->GetId())) - ndigECA++ ; - else { - Error("MakeClusters", "id = %d is a wrong ID!", digit->GetId()) ; - abort() ; - } - } - TClonesArray * digitsC = dynamic_cast(digits->Clone()) ; - // Clusterization starts + // Mar 03, 2007 by PAI - TIter nextdigit(digitsC) ; + if (fGeom==0) AliFatal("Did not get geometry from EMCALLoader"); - while ( (digit = dynamic_cast(nextdigit())) ) { // scan over the list of digitsC - AliEMCALRecPoint * clu = 0 ; - - TArrayI clusterECAdigitslist(50); - - Bool_t inECA = kFALSE; - if( geom->IsInECA(digit->GetId()) ) { - inECA = kTRUE ; - } - if (gDebug == 2) { - if (inECA) - printf("MakeClusters: id = %d, ene = %f , thre = %f", - digit->GetId(),Calibrate(digit->GetAmp()), fECAClusteringThreshold) ; - } - if (inECA && (Calibrate(digit->GetAmp()) > fECAClusteringThreshold ) ){ - - Int_t iDigitInECACluster = 0; - // Find the seed - if( geom->IsInECA(digit->GetId()) ) { - // start a new Tower RecPoint - if(fNumberOfECAClusters >= aECARecPoints->GetSize()) - aECARecPoints->Expand(2*fNumberOfECAClusters+1) ; - AliEMCALTowerRecPoint * rp = new AliEMCALTowerRecPoint("") ; - rp->SetECA() ; - aECARecPoints->AddAt(rp, fNumberOfECAClusters) ; - clu = dynamic_cast(aECARecPoints->At(fNumberOfECAClusters)) ; - fNumberOfECAClusters++ ; - clu->AddDigit(*digit, Calibrate(digit->GetAmp())) ; - clusterECAdigitslist[iDigitInECACluster] = digit->GetIndexInList() ; - iDigitInECACluster++ ; - digitsC->Remove(digit) ; - if (gDebug == 2 ) - printf("MakeClusters: OK id = %d, ene = %f , thre = %f ", digit->GetId(),Calibrate(digit->GetAmp()), fECAClusteringThreshold) ; - - } - nextdigit.Reset() ; - - AliEMCALDigit * digitN ; - Int_t index = 0 ; - - // Do the Clustering - - 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 - Int_t ineb = AreNeighbours(digit, digitN); // call (digit,digitN) in THAT oder !!!!! - switch (ineb ) { - case 0 : // not a neighbour - break ; - case 1 : // are neighbours - clu->AddDigit(*digitN, Calibrate( digitN->GetAmp()) ) ; - clusterECAdigitslist[iDigitInECACluster] = digitN->GetIndexInList() ; - iDigitInECACluster++ ; - digitsC->Remove(digitN) ; - break ; - case 2 : // too far from each other - goto endofloop1; - } // switch - - } // while digitN - - endofloop1: ; - nextdigit.Reset() ; - } // loop over ECA cluster - } // energy theshold - } // while digit - delete digitsC ; -} - -//____________________________________________________________________________ -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(AliEMCALTowerRecPoint * /*iniTower*/, - Int_t /*nMax*/, - AliEMCALDigit ** /*maxAt*/, - Float_t * /*maxAtEnergy*/) const -{ - // Performs the unfolding of a cluster with nMax overlapping showers + fRecPoints->Delete(); - 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 + // 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; + } + else if (!fGeom->CheckAbsCellId(digit->GetId())) + continue; + else{ + ehs += dEnergyCalibrated; + digitsC->AddLast(digit); + } + } - ::Fatal("UnfoldingChiSquare","Unfolding not implemented") ; -} -//____________________________________________________________________________ -void AliEMCALClusterizerv1::Print(Option_t * /*option*/)const -{ - // Print clusterizer parameters - - TString message("\n") ; + AliDebug(1,Form("MakeClusters: Number of digits %d -> (e %f), ehs %f\n", + fDigitsArr->GetEntries(),fMinECut,ehs)); - 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 - - TObjArray * aECARecPoints = AliEMCALGetter::Instance()->ECARecPoints() ; - 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", gAlice->GetEvNumber() ) ; - 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") ; - - for (index = 0 ; index < aECARecPoints->GetEntries() ; index++) { - AliEMCALTowerRecPoint * 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 %2d %4.1f %4.1f %4.1f %4.1f %4.1f %4.1f %4.1f %4f %4f %2d : ", - rp->GetIndexInList(), rp->GetEnergy(), rp->GetMultiplicity(), rp->GetEMCALArm(), - globalpos.X(), globalpos.Y(), globalpos.Z(), localpos.X(), localpos.Y(), localpos.Z(), - rp->GetDispersion(), lambda[0], lambda[1], nprimaries) ; - for (Int_t iprimary=0; iprimaryGetEntriesFast())); }