//_________________________________________________________________________
// Base class for the clusterization algorithm (pure abstract)
//*-- Author: Yves Schutz (SUBATECH) & Dmitri Peressounko (SUBATECH & Kurchatov Institute)
-// Modif:
-// August 2002 Yves Schutz: clone PHOS as closely as possible and intoduction
-// of new IO (à la PHOS)
+//
+// Clusterization mother class. Contains common methods/data members of different
+// clusterizers. GCB 2010
+//_________________________________________________________________________
+
// --- ROOT system ---
+#include <TObject.h>
+#include <TClonesArray.h>
+class TTree;
-#include "TTask.h"
+// --- AliRoot header files ---
+#include "AliLog.h"
+class AliEMCALGeometry;
+class AliEMCALCalibData;
+class AliCaloCalibPedestal;
+class AliEMCALRecParam;
+#include "AliEMCALUnfolding.h"
-// --- Standard library ---
-#include <Riostream.h>
+class AliEMCALClusterizer : public TObject {
-// --- AliRoot header files ---
+public:
-//#include "AliEMCALDigit.h"
+ AliEMCALClusterizer();
+ AliEMCALClusterizer(AliEMCALGeometry *geometry);
+ AliEMCALClusterizer(AliEMCALGeometry *geometry, AliEMCALCalibData *calib, AliCaloCalibPedestal *pedestal);
+ virtual ~AliEMCALClusterizer();
-class AliEMCALClusterizer : public TTask {
+ // main methods
-public:
+ virtual void DeleteDigits();
+ virtual void DeleteRecPoints();
- AliEMCALClusterizer() ; // default ctor
- AliEMCALClusterizer(const char * headerFile, const char * name, const Bool_t toSplit) ;
- virtual ~AliEMCALClusterizer() ; // dtor
-
- virtual Float_t GetTowerClusteringThreshold()const {cout << "Not Defined" << endl ; return 0. ; }
- virtual Float_t GetTowerLocalMaxCut()const {cout << "Not Defined" << endl ; return 0. ; }
- virtual Float_t GetTowerLogWeight()const {cout << "Not Defined" << endl ; return 0. ; }
- virtual Float_t GetTimeGate() const {cout << "Not Defined" << endl ; return 0. ; }
- virtual Float_t GetPreShoClusteringThreshold()const {cout << "Not Defined" << endl ; return 0. ; }
- virtual Float_t GetPreShoLocalMaxCut()const {cout << "Not Defined" << endl ; return 0. ; }
- virtual Float_t GetPreShoLogWeight()const {cout << "Not Defined" << endl ; return 0. ; }
- virtual const char * GetRecPointsBranch() const {cout << "Not Defined" << endl ; return 0 ; }
- virtual const Int_t GetRecPointsInRun() const {cout << "Not Defined" << endl ; return 0 ; }
- virtual const char * GetDigitsBranch() const {cout << "Not Defined" << endl ; return 0 ; }
-
- virtual void MakeClusters() {cout << "Not Defined" << endl ; }
- virtual void Print(Option_t * option)const {cout << "Not Defined" << endl ; }
-
- virtual void SetTowerClusteringThreshold(Float_t cluth) {cout << "Not Defined" << endl ; }
- virtual void SetTowerLocalMaxCut(Float_t cut) {cout << "Not Defined" << endl ; }
- virtual void SetTowerLogWeight(Float_t w) {cout << "Not Defined" << endl ; }
- virtual void SetTimeGate(Float_t gate) {cout << "Not Defined" << endl ; }
- virtual void SetPreShoClusteringThreshold(Float_t cluth) {cout << "Not Defined" << endl ; }
- virtual void SetPreShoLocalMaxCut(Float_t cut) {cout << "Not Defined" << endl ; }
- virtual void SetPreShoLogWeight(Float_t w) {cout << "Not Defined" << endl ; }
- virtual void SetDigitsBranch(const char * title) {cout << "Not Defined" << endl ; }
- virtual void SetRecPointsBranch(const char *title) {cout << "Not Defined" << endl ; }
- virtual void SetUnfolding(Bool_t toUnfold ) {cout << "Not Defined" << endl ; }
- virtual const char * Version() const {cout << "Not Defined" << endl ; return 0 ; }
+ virtual void Digits2Clusters(Option_t *option) = 0;
-protected:
+ virtual void Calibrate(Float_t & amp, Float_t & time, const Int_t cellId);
+ virtual void Init();
+ virtual void InitParameters();
+ virtual void InitParameters(const AliEMCALRecParam* recParam);
+
+ virtual void Print (Option_t *option) const ;
+ virtual void PrintRecPoints(Option_t *option);
+ virtual void PrintRecoInfo();
+
+ virtual const char *Version() const { Warning("Version", "Not Defined");
+ return 0 ; }
+
+ //Getters-Setters
+
+ virtual void SetInput (TTree *digitsTree );
+ virtual void SetOutput(TTree *clustersTree);
+
+ virtual void GetCalibrationParameters(void);
+ virtual void GetCaloCalibPedestal(void);
+ virtual void SetCalibrationParameters(AliEMCALCalibData *calib) { fCalibData = calib; }
+ virtual void SetCaloCalibPedestal(AliCaloCalibPedestal *caped) { fCaloPed = caped; }
- TFile * fSplitFile ; //! file in which RecPoints will eventually be stored
- Bool_t fToSplit ; //! Should we write to splitted file
+ virtual Float_t GetTimeMin() const { return fTimeMin; }
+ virtual Float_t GetTimeMax() const { return fTimeMax; }
+ virtual Float_t GetTimeCut() const { return fTimeCut; }
+ virtual Float_t GetECAClusteringThreshold() const { return fECAClusteringThreshold; }
+ virtual Float_t GetECALocalMaxCut() const { return fECALocMaxCut; }
+ virtual Float_t GetECALogWeight() const { return fECAW0; }
+ virtual Float_t GetMinECut() const { return fMinECut; }
- ClassDef(AliEMCALClusterizer,2) // Clusterization algorithm class
+ virtual void SetTimeMin(Float_t t) { fTimeMin = t; }
+ virtual void SetTimeMax(Float_t t) { fTimeMax = t; }
+ virtual void SetTimeCut(Float_t t) { fTimeCut = t; }
+ virtual void SetECAClusteringThreshold(Float_t th) { fECAClusteringThreshold = th; }
+ virtual void SetMinECut(Float_t mine) { fMinECut = mine; }
+ virtual void SetECALocalMaxCut(Float_t cut) { fECALocMaxCut = cut; }
+ virtual void SetECALogWeight(Float_t w) { fECAW0 = w; }
+
+ //Unfolding
+
+ virtual void SetUnfolding(Bool_t toUnfold = kTRUE ) { fToUnfold = toUnfold; }
+ virtual void SetSSPars (Int_t ipar, Double_t par) { fSSPars[ipar] = par; }
+ virtual void SetPar5 (Int_t ipar, Double_t par) { fPar5 [ipar] = par; }
+ virtual void SetPar6 (Int_t ipar, Double_t par) { fPar6 [ipar] = par; }
+ virtual void InitClusterUnfolding() {
+ fClusterUnfolding=new AliEMCALUnfolding(fGeom,fECALocMaxCut,fSSPars,fPar5,fPar6);
+ fClusterUnfolding->SetThreshold(fMinECut); }
+
+ //NxN (only used in NxN clusterizer)
+
+ virtual void SetNRowDiff(Int_t ) { ; }
+ virtual void SetNColDiff(Int_t ) { ; }
+ virtual void SetEnergyGrad(Bool_t ) { ; }
-} ;
+ virtual Int_t GetNRowDiff() const { return -1 ; }
+ virtual Int_t GetNColDiff() const { return -1 ; }
+ virtual Bool_t GetEnergyGrad() const { return -1 ; }
+ // add for clusterizing task
+
+ virtual void SetDigitsArr(TClonesArray *arr) { fDigitsArr = arr ; }
+ virtual TClonesArray *GetDigits() { if (!fDigitsArr)
+ fDigitsArr = new TClonesArray("AliEMCALDigit",12000);
+ return fDigitsArr ; }
+ virtual const TObjArray *GetRecPoints() const { return fRecPoints ; }
+ void SetInputCalibrated(Bool_t val);
+ void SetJustClusters (Bool_t val);
+
+
+protected:
+
+ virtual void MakeClusters() = 0;
+
+ Bool_t fIsInputCalibrated; // to enable reclusterization from ESD cells
+ Bool_t fJustClusters; // false for standard reco
+ TClonesArray *fDigitsArr; // array with EMCAL digits
+ TTree *fTreeR; // tree with output clusters
+ TObjArray *fRecPoints; // array with EMCAL clusters
+
+ AliEMCALGeometry *fGeom; //!pointer to geometry for utilities
+ AliEMCALCalibData *fCalibData; //!calibration database if aval
+ AliCaloCalibPedestal *fCaloPed; //!tower status map if aval
+
+ Float_t fADCchannelECA; // width of one ADC channel for EC section (GeV)
+ Float_t fADCpedestalECA; // pedestal of ADC for EC section (GeV)
+ Float_t fTimeECA; // calibration parameter for channels time
+
+ Float_t fTimeMin; // minimum time of physical signal in a cell/digit
+ Float_t fTimeMax; // maximum time of physical signal in a cell/digit
+ Float_t fTimeCut; // maximum time difference between the digits inside EMC cluster
+
+ Bool_t fDefaultInit; //!says if the task was created by defaut ctor (only parameters are initialized)
+ Bool_t fToUnfold; // says if unfolding should be performed
+ Int_t fNumberOfECAClusters; // number of clusters found in EC section
+
+ Float_t fECAClusteringThreshold; // minimum energy to seed a EC digit in a cluster
+ Float_t fECALocMaxCut; // minimum energy difference to distinguish local maxima in a cluster
+ Float_t fECAW0; // logarithmic weight for the cluster center of gravity calculation
+ Float_t fMinECut; // minimum energy for a digit to be a member of a cluster
+
+ AliEMCALUnfolding *fClusterUnfolding; //!pointer to unfolding object
+ Double_t fSSPars[8]; // shower shape parameters
+ Double_t fPar5[3]; // shower shape parameter 5
+ Double_t fPar6[3]; // shower shape parameter 6
+
+ private:
+ AliEMCALClusterizer( const AliEMCALClusterizer &);
+ AliEMCALClusterizer & operator = (const AliEMCALClusterizer &);
+
+ ClassDef(AliEMCALClusterizer,7) // Clusterization algorithm class
+
+};
#endif // AliEMCALCLUSTERIZER_H