X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=EMCAL%2FAliEMCALClusterizerv1.cxx;h=22d3ba1ad0243f32bdc784f348166ad7ad55440d;hb=bb5d026fe994274064d8359c4bf43457108286c0;hp=9c6bad43087cdbdaaad01d164b91bb690b1f7af9;hpb=11f9c5ffb14c571666639e9c11ac07d6d505a130;p=u%2Fmrichter%2FAliRoot.git diff --git a/EMCAL/AliEMCALClusterizerv1.cxx b/EMCAL/AliEMCALClusterizerv1.cxx index 9c6bad43087..22d3ba1ad02 100644 --- a/EMCAL/AliEMCALClusterizerv1.cxx +++ b/EMCAL/AliEMCALClusterizerv1.cxx @@ -14,492 +14,195 @@ **************************************************************************/ /* $Id$ */ -/* $Log: - 1 October 2000. Yuri Kharlov: - AreNeighbours() - PPSD upper layer is considered if number of layers>1 - 18 October 2000. Yuri Kharlov: - AliEMCALClusterizerv1() - CPV clusterizing parameters added - MakeClusters() - After first PPSD digit remove EMC digits only once -*/ -//*-- 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 "AliLog.h" #include "AliEMCALClusterizerv1.h" +#include "AliEMCALRecPoint.h" #include "AliEMCALDigit.h" -#include "AliEMCALDigitizer.h" -#include "AliEMCALTowerRecPoint.h" -#include "AliEMCAL.h" -#include "AliEMCALGetter.h" #include "AliEMCALGeometry.h" -#include "AliRun.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 char* headerFile, const char* name, const Bool_t toSplit) -:AliEMCALClusterizer(headerFile, name, toSplit) +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 - fSplitFile = 0 ; - + // 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 -{ - TString branchName(GetName() ) ; - branchName.Remove(branchName.Index(Version())-1) ; - return branchName ; +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, Bool_t inpresho) const + AliEMCALClusterizerv1::~AliEMCALClusterizerv1() { - //To be replased later by the method, reading individual parameters from the database - if ( inpresho ) // calibrate as pre shower - return -fADCpedestalPreSho + amp * fADCchannelPreSho ; - else //calibrate as tower - return -fADCpedestalTower + amp * fADCchannelTower ; + // dtor } //____________________________________________________________________________ -void AliEMCALClusterizerv1::Exec(Option_t * option) +void AliEMCALClusterizerv1::Digits2Clusters(Option_t * option) { - // Steering method - - if( strcmp(GetName(), "")== 0 ) - Init() ; - + // 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::GetInstance() ; - if(gime->BranchExists("RecPoints")) - return ; - Int_t nevents = gime->MaxEvent() ; - Int_t ievent ; - - for(ievent = 0; ievent < nevents; ievent++){ - - gime->Event(ievent,"D") ; - - if(ievent == 0) - GetCalibrationParameters() ; - - fNumberOfTowerClusters = fNumberOfPreShoClusters = 0 ; - - MakeClusters() ; - - if(fToUnfold) - MakeUnfolding() ; - - WriteRecPoints(ievent) ; - - if(strstr(option,"deb")) - PrintRecPoints(option) ; - - //increment the total number of digits per run - fRecPointsInRun += gime->TowerRecPoints()->GetEntriesFast() ; - fRecPointsInRun += gime->PreShowerRecPoints()->GetEntriesFast() ; - } + Print(""); - if(strstr(option,"tim")){ - gBenchmark->Stop("EMCALClusterizer"); - Info("Exec", "took %f seconds for Clusterizing %f seconds per event", - gBenchmark->GetCpuTime("EMCALClusterizer"), gBenchmark->GetCpuTime("EMCALClusterizer")/nevents ) ; - } + //Get calibration parameters from file or digitizer default values. + GetCalibrationParameters(); -} - -//____________________________________________________________________________ -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::GetInstance() ; - TClonesArray * digits = gime->Digits() ; + //Get dead channel map from file or digitizer default values. + GetCaloCalibPedestal(); + + fNumberOfECAClusters = 0; - - 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) ; + MakeClusters(); //only the real clusters - 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[4] ; - 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; - } - 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; + 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); } + 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() -{ - AliEMCALGetter * gime = AliEMCALGetter::GetInstance() ; - const AliEMCALDigitizer * dig = gime->Digitizer(BranchName()) ; - - fADCchannelTower = dig->GetTowerchannel() ; - fADCpedestalTower = dig->GetTowerpedestal(); - - fADCchannelPreSho = dig->GetPreShochannel() ; - fADCpedestalPreSho = dig->GetPreShopedestal() ; -} - -//____________________________________________________________________________ -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 - if ( strcmp(GetTitle(), "") == 0 ) - SetTitle("galice.root") ; - - TString branchname = GetName() ; - branchname.Remove(branchname.Index(Version())-1) ; - - AliEMCALGetter * gime = AliEMCALGetter::GetInstance(GetTitle(), branchname.Data(), fToSplit ) ; - if ( gime == 0 ) { - Error("Init", "Could not obtain the Getter object !" ) ; - return ; - } - - fSplitFile = 0 ; - if(fToSplit){ - // construct the name of the file as /path/EMCAL.SDigits.root - //First - extract full path if necessary - TString fileName(GetTitle()) ; - Ssiz_t islash = fileName.Last('/') ; - if(islashSort(); + + for(index = 0; index < fRecPoints->GetEntries(); index++) { + AliEMCALRecPoint * rp = dynamic_cast(fRecPoints->At(index)); + if(rp){ + rp->SetIndexInList(index); + rp->Print(); } - fileName+="root" ; - // Finally - check if the file already opened or open the file - fSplitFile = static_cast(gROOT->GetFile(fileName.Data())); - if(!fSplitFile) - fSplitFile = TFile::Open(fileName.Data(),"update") ; + else AliFatal("Null rec point in list!"); } - - const AliEMCALGeometry * geom = gime->EMCALGeometry() ; - fNTowers = geom->GetNZ() * geom->GetNPhi() ; - if(!gMinuit) - gMinuit = new TMinuit(100) ; - - gime->PostClusterizer(this) ; - gime->PostRecPoints(branchname ) ; - -} - -//____________________________________________________________________________ -void AliEMCALClusterizerv1::InitParameters() -{ - fNumberOfPreShoClusters = fNumberOfTowerClusters = 0 ; - fPreShoClusteringThreshold = 0.0001; - fTowerClusteringThreshold = 0.2; - fTowerLocMaxCut = 0.03 ; - fPreShoLocMaxCut = 0.03 ; - fW0 = 4.5 ; - fW0CPV = 4.0 ; - - fTimeGate = 1.e-8 ; + if (fTreeR) + fTreeR->Fill(); - fToUnfold = kFALSE ; + if(strstr(option,"deb") || strstr(option,"all")) + PrintRecPoints(option); - TString clusterizerName( GetName()) ; - if (clusterizerName.IsNull() ) - clusterizerName = "Default" ; - clusterizerName.Append(":") ; - clusterizerName.Append(Version()) ; - SetName(clusterizerName) ; - fRecPointsInRun = 0 ; - + 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::GetInstance()->EMCALGeometry() ; - - Int_t rv = 0 ; - - Int_t relid1[4] ; - geom->AbsToRelNumbering(d1->GetId(), relid1) ; - - Int_t relid2[4] ; - geom->AbsToRelNumbering(d2->GetId(), relid2) ; - - if ( (relid1[0] == relid2[0]) && (relid1[1]==relid2[1]) ) { // inside the same EMCAL Arm - Int_t rowdiff = TMath::Abs( relid1[2] - relid2[2] ) ; - Int_t coldiff = TMath::Abs( relid1[3] - relid2[3] ) ; - - if (( coldiff <= 1 ) && ( rowdiff <= 1 )){ - if((relid1[1] != 0) || (TMath::Abs(d1->GetTime() - d2->GetTime() ) < fTimeGate)) - rv = 1 ; - } - else { - if((relid2[2] > relid1[2]) && (relid2[3] > relid1[3]+1)) - rv = 2; // Difference in row numbers is too large to look further - } - - } - else { - - if( (relid1[0] < relid2[0]) || (relid1[1] != relid2[1]) ) - rv=2 ; - } - return rv ; -} - -//____________________________________________________________________________ -Bool_t AliEMCALClusterizerv1::IsInTower(AliEMCALDigit * digit) const -{ - // Tells if (true) or not (false) the digit is in a EMCAL-Tower - - Bool_t rv = kFALSE ; - if (!digit->IsInPreShower()) - rv = kTRUE; - return rv ; -} - -//____________________________________________________________________________ -Bool_t AliEMCALClusterizerv1::IsInPreShower(AliEMCALDigit * digit) const -{ - // Tells if (true) or not (false) the digit is in a EMCAL-PreShower - - Bool_t rv = kFALSE ; - if (digit->IsInPreShower()) - rv = kTRUE; - return rv ; -} - -//____________________________________________________________________________ -void AliEMCALClusterizerv1::WriteRecPoints(Int_t event) -{ - - // Creates new branches with given title - // fills and writes into TreeR. - - AliEMCALGetter *gime = AliEMCALGetter::GetInstance() ; - TObjArray * towerRecPoints = gime->TowerRecPoints() ; - TObjArray * preshoRecPoints = gime->PreShowerRecPoints() ; - TClonesArray * digits = gime->Digits() ; - TTree * treeR ; - if(fToSplit){ - if(!fSplitFile) - return ; - fSplitFile->cd() ; - TString name("TreeR") ; - name += event ; - treeR = dynamic_cast(fSplitFile->Get(name)); - } - else{ - treeR = gAlice->TreeR(); - } - - if(!treeR){ - gAlice->MakeTree("R", fSplitFile); - treeR = gAlice->TreeR() ; - } - - Int_t index ; - //Evaluate position, dispersion and other RecPoint properties... - for(index = 0; index < towerRecPoints->GetEntries(); index++) - (dynamic_cast(towerRecPoints->At(index)))->EvalAll(fW0,digits) ; + 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; - towerRecPoints->Sort() ; - - for(index = 0; index < towerRecPoints->GetEntries(); index++) - (dynamic_cast(towerRecPoints->At(index)))->SetIndexInList(index) ; - - towerRecPoints->Expand(towerRecPoints->GetEntriesFast()) ; - //Now the same for pre shower - for(index = 0; index < preshoRecPoints->GetEntries(); index++) - (dynamic_cast(preshoRecPoints->At(index)))->EvalAll(fW0CPV,digits) ; - preshoRecPoints->Sort() ; - - for(index = 0; index < preshoRecPoints->GetEntries(); index++) - (dynamic_cast(preshoRecPoints->At(index)))->SetIndexInList(index) ; - - preshoRecPoints->Expand(preshoRecPoints->GetEntriesFast()) ; + shared = kFALSE; - Int_t bufferSize = 32000 ; - Int_t splitlevel = 0 ; - - //First Tower branch - TBranch * towerBranch = treeR->Branch("EMCALTowerRP","TObjArray",&towerRecPoints,bufferSize,splitlevel); - towerBranch->SetTitle(BranchName()); + 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); - //Now Pre Shower branch - TBranch * preshoBranch = treeR->Branch("EMCALPreShoRP","TObjArray",&preshoRecPoints,bufferSize,splitlevel); - preshoBranch->SetTitle(BranchName()); + //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); - //And Finally clusterizer branch - AliEMCALClusterizerv1 * cl = (AliEMCALClusterizerv1*)gime->Clusterizer(BranchName()) ; - TBranch * clusterizerBranch = treeR->Branch("AliEMCALClusterizer","AliEMCALClusterizerv1", - &cl,bufferSize,splitlevel); - clusterizerBranch->SetTitle(BranchName()); - - towerBranch ->Fill() ; - preshoBranch ->Fill() ; - clusterizerBranch->Fill() ; - - treeR->AutoSave() ; //Write(0,kOverwrite) ; - if(gAlice->TreeR()!=treeR) - treeR->Delete(); + 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 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 } //____________________________________________________________________________ @@ -507,278 +210,85 @@ 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::GetInstance() ; + // Mar 03, 2007 by PAI - TObjArray * towerRecPoints = gime->TowerRecPoints(BranchName()) ; - TObjArray * preshoRecPoints = gime->PreShowerRecPoints(BranchName()) ; - towerRecPoints->Delete() ; - preshoRecPoints->Delete() ; - - TClonesArray * digits = gime->Digits() ; - if ( !digits ) { - Fatal("MakeClusters -> Digits with name %s not found", GetName() ) ; - } - TClonesArray * digitsC = dynamic_cast(digits->Clone()) ; + if (fGeom==0) AliFatal("Did not get geometry from EMCALLoader"); + fRecPoints->Delete(); - // Clusterization starts + // 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){ + continue; + } + else if (!fGeom->CheckAbsCellId(digit->GetId())) + continue; + else{ + ehs += dEnergyCalibrated; + digitsC->AddLast(digit); + } + } - TIter nextdigit(digitsC) ; - AliEMCALDigit * digit ; - Bool_t notremoved = kTRUE ; + AliDebug(1,Form("MakeClusters: Number of digits %d -> (e %f), ehs %f\n", + fDigitsArr->GetEntries(),fMinECut,ehs)); - while ( (digit = dynamic_cast(nextdigit())) ) { // scan over the list of digitsC - AliEMCALRecPoint * clu = 0 ; - - TArrayI clusterdigitslist(1500) ; - Int_t index ; - if (( IsInTower (digit) && Calibrate(digit->GetAmp(),digit->IsInPreShower()) > fTowerClusteringThreshold ) || - ( IsInPreShower (digit) && Calibrate(digit->GetAmp(),digit->IsInPreShower()) > fPreShoClusteringThreshold ) ) { + 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); - Int_t iDigitInCluster = 0 ; + 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? - if ( IsInTower(digit) ) { - // start a new Tower RecPoint - if(fNumberOfTowerClusters >= towerRecPoints->GetSize()) - towerRecPoints->Expand(2*fNumberOfTowerClusters+1) ; - - towerRecPoints->AddAt(new AliEMCALTowerRecPoint(""), fNumberOfTowerClusters) ; - clu = dynamic_cast(towerRecPoints->At(fNumberOfTowerClusters)) ; - fNumberOfTowerClusters++ ; - clu->AddDigit(*digit, Calibrate(digit->GetAmp(),digit->IsInPreShower())) ; - clusterdigitslist[iDigitInCluster] = digit->GetIndexInList() ; - iDigitInCluster++ ; - digitsC->Remove(digit) ; - - } else { - - // start a new Pre Shower cluster - if(fNumberOfPreShoClusters >= preshoRecPoints->GetSize()) - preshoRecPoints->Expand(2*fNumberOfPreShoClusters+1); - - preshoRecPoints->AddAt(new AliEMCALTowerRecPoint(""), fNumberOfPreShoClusters) ; - - clu = dynamic_cast(preshoRecPoints->At(fNumberOfPreShoClusters)) ; - fNumberOfPreShoClusters++ ; - clu->AddDigit(*digit, Calibrate(digit->GetAmp(),digit->IsInPreShower() ) ); - clusterdigitslist[iDigitInCluster] = digit->GetIndexInList() ; - iDigitInCluster++ ; - digitsC->Remove(digit) ; - nextdigit.Reset() ; - - // Here we remove remaining Tower digits, which cannot make a cluster - - if( notremoved ) { - while( ( digit = dynamic_cast(nextdigit()) ) ) { - if( IsInTower(digit) ) - digitsC->Remove(digit) ; - else - break ; - } - notremoved = kFALSE ; - } - - } // else - - nextdigit.Reset() ; - - AliEMCALDigit * digitN ; - index = 0 ; - while (index < iDigitInCluster){ // scan over digits already in cluster - digit = (AliEMCALDigit*)digits->At(clusterdigitslist[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(), digitN->IsInPreShower() ) ) ; - clusterdigitslist[iDigitInCluster] = digitN->GetIndexInList() ; - iDigitInCluster++ ; - digitsC->Remove(digitN) ; - break ; - case 2 : // too far from each other - goto endofloop; - } // switch - - } // while digitN - - endofloop: ; - nextdigit.Reset() ; - } // loop over cluster - } // energy theshold - } // while digit - delete digitsC ; -} - -//____________________________________________________________________________ -void AliEMCALClusterizerv1::MakeUnfolding() -{ - 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) -{ - // 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 - - ::Fatal("UnfoldingChiSquare","Unfolding not implemented") ; -} -//____________________________________________________________________________ -void AliEMCALClusterizerv1::Print(Option_t * option)const -{ - // Print clusterizer parameters - - TString message("\n") ; + // 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 - if( strcmp(GetName(), "") !=0 ){ - - // Print parameters - - TString taskName(GetName()) ; - taskName.ReplaceAll(Version(), "") ; - - message += "--------------- " ; - message += taskName.Data() ; - message += " " ; - message += GetTitle() ; - message += "-----------\n" ; - message += "Clusterizing digits from the file: " ; - message += taskName.Data() ; - message += "\n Branch: " ; - message += GetName() ; - message += "\n EMC Clustering threshold = " ; - message += fTowerClusteringThreshold ; - message += "\n EMC Local Maximum cut = " ; - message += fTowerLocMaxCut ; - message += "\n EMC Logarothmic weight = " ; - message += fW0 ; - message += "\n CPV Clustering threshold = " ; - message += fPreShoClusteringThreshold ; - message += "\n CPV Local Maximum cut = " ; - message += fPreShoLocMaxCut ; - message += "\n CPV Logarothmic weight = " ; - message += fW0CPV ; - if(fToUnfold) - message +="\nUnfolding on\n" ; - else - message += "\nUnfolding off\n"; - - message += "------------------------------------------------------------------" ; - } - else - message += "AliEMCALClusterizerv1 not initialized " ; - - Info("Print", message.Data() ) ; -} - -//____________________________________________________________________________ -void AliEMCALClusterizerv1::PrintRecPoints(Option_t * option) -{ - // Prints list of RecPoints produced at the current pass of AliEMCALClusterizer - - TObjArray * towerRecPoints = AliEMCALGetter::GetInstance()->TowerRecPoints() ; - TObjArray * preshoRecPoints = AliEMCALGetter::GetInstance()->PreShowerRecPoints() ; - - TString message("\n") ; - - message += "event " ; - message += gAlice->GetEvNumber() ; - message += "\n Found " ; - message += towerRecPoints->GetEntriesFast() ; - message += " TOWER Rec Points and " ; - message += preshoRecPoints->GetEntriesFast() ; - message += " PRE SHOWER RecPoints\n" ; - - fRecPointsInRun += towerRecPoints->GetEntriesFast() ; - fRecPointsInRun += preshoRecPoints->GetEntriesFast() ; - - char * tempo = new char[8192]; - - if(strstr(option,"all")) { - - message += "Tower clusters\n" ; - message += "Index Ene(MeV) Multi Module phi r theta Lambda 1 Lambda 2 # of prim Primaries list\n" ; - - Int_t index ; - for (index = 0 ; index < towerRecPoints->GetEntries() ; index++) { - AliEMCALTowerRecPoint * rp = dynamic_cast(towerRecPoints->At(index)) ; - TVector3 globalpos; - rp->GetGlobalPosition(globalpos); - Float_t lambda[2]; - rp->GetElipsAxis(lambda); - Int_t * primaries; - Int_t nprimaries; - primaries = rp->GetPrimaries(nprimaries); - sprintf(tempo, "\n%6d %8.2f %3d %2d %4.1f %4.1f %4.1f %4f %4f %2d : ", - rp->GetIndexInList(), rp->GetEnergy(), rp->GetMultiplicity(), rp->GetEMCALArm(), - globalpos.X(), globalpos.Y(), globalpos.Z(), lambda[0], lambda[1], nprimaries) ; - message += tempo ; - - for (Int_t iprimary=0; iprimaryGetEntries() ; index++) { - AliEMCALTowerRecPoint * rp = dynamic_cast(preshoRecPoints->At(index)) ; - TVector3 globalpos; - rp->GetGlobalPosition(globalpos); - Float_t lambda[2]; - rp->GetElipsAxis(lambda); - Int_t * primaries; - Int_t nprimaries; - primaries = rp->GetPrimaries(nprimaries); - sprintf(tempo, "\n%6d %8.2f %3d %2d %4.1f %4.1f %4.1f %4f %4f %2d : ", - rp->GetIndexInList(), rp->GetEnergy(), rp->GetMultiplicity(), rp->GetEMCALArm(), - globalpos.X(), globalpos.Y(), globalpos.Z(), lambda[0], lambda[1], nprimaries) ; - message += tempo ; - - for (Int_t iprimary=0; iprimaryGetEntriesFast())); }