--- /dev/null
+#ifndef AliHMPIDCluster_h
+#define AliHMPIDCluster_h
+/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * See cxx source for full Copyright notice */
+//
+// Implementation class: AliHMPIDCluster
+//
+// class to reconstruct clester in HMPID
+// it is forseen to Solve (split) the raw cluster in
+// several clusters (# local maxima in the raw cluster -> deconvolution
+// according to a Mathieson profile of the charge
+//
+#include "AliGeomManager.h"
+#include "AliCluster3D.h"
+#include "AliHMPIDDigit.h" //DigAdd()
+#include <TObjArray.h> //DigAdd()
+class TClonesArray; //Solve()
+
+class AliHMPIDCluster :public AliCluster3D
+{
+public:
+ enum EClusterStatus {kFrm,kCoG,kLo1,kUnf,kMax,kNot,kEdg,kSi1,kNoLoc,kAbn,kBig,kEmp=-1}; //status flags
+ AliHMPIDCluster():AliCluster3D(),
+ fCh(-1),fSi(-1),fSt(kEmp),fBox(-1),fNlocMax(-1),fMaxQpad(-1),fMaxQ(-1),fQRaw(0),
+ fQ(0),fErrQ(-1),fXX(0),fErrX(-1),fYY(0),fErrY(-1),fChi2(-1),fDigs(0),fParam(AliHMPIDParam::InstanceNoGeo())
+ {
+ }//ctor
+
+
+ AliHMPIDCluster(const AliHMPIDCluster &c):AliCluster3D(c),
+ fCh(c.fCh),fSi(c.fSi),fSt(c.fSt),fBox(c.fBox),fNlocMax(c.fNlocMax),fMaxQpad(c.fMaxQpad),fMaxQ(c.fMaxQ),fQRaw(c.fQRaw),
+ fQ (c.fQ ),fErrQ(c.fErrQ),
+ fXX (c.fXX ),fErrX(c.fErrX),
+ fYY (c.fYY ),fErrY(c.fErrY),fChi2(c.fChi2),fDigs(0),fParam(c.fParam) {}//copy ctor
+ virtual ~AliHMPIDCluster();//dtor {if(fDigs) delete fDigs; fDigs=0;}
+//framework part
+ void Draw (Option_t *opt="" ); //overloaded TObject::Print() to draw cluster in current canvas
+ void Print (Option_t *opt="" )const; //overloaded TObject::Print() to print cluster info
+ static void FitFunc(Int_t &iNpars, Double_t* deriv, Double_t &chi2, Double_t *par, Int_t iflag);//fit function to be used by MINUIT
+//private part
+ Int_t Box ( )const{return fBox; } //Dimension of the cluster
+ void CoG ( ); //calculates center of gravity
+ void CorrSin ( ); //sinoidal correction
+ Int_t Ch ( )const{return fCh; } //chamber number
+ inline void DigAdd (AliHMPIDDigit *pDig ); //add new digit ot the cluster
+ AliHMPIDDigit* Dig (Int_t i )const{return (AliHMPIDDigit*)fDigs->At(i); } //pointer to i-th digi
+ inline Bool_t IsInPc (); //check if is in the current PC
+ inline void Reset ( ); //cleans the cluster
+ void SetClusterParams(Double_t xL,Double_t yL,Int_t iCh ); //Set AliCluster3D part
+ Int_t Size ( )const{return fSi; } //returns number of pads in formed cluster
+ Int_t Solve (TClonesArray *pCluLst,Int_t *pSigmaCut, Bool_t isUnfold); //solve cluster: MINUIT fit or CoG
+ Int_t Status ( ) const{return fSt;} //Status of cluster
+ Double_t QRaw ( )const{return fQRaw; } //raw cluster charge in QDC channels
+ Double_t Q ( )const{return fQ; } //given cluster charge in QDC channels
+ Double_t Qe ( )const{return fErrQ; } //Error in cluster charge in QDC channels
+ Double_t X ( )const{return fXX; } //cluster x position in LRS
+ Double_t Xe ( )const{return fErrX; } //cluster charge in QDC channels
+ Double_t Y ( )const{return fYY; } //cluster y position in LRS
+ Double_t Ye ( )const{return fErrY; } //cluster charge in QDC channels
+ Double_t Chi2 ( )const{return fChi2; } //chi2 of the fit
+ void DoCorrSin(Bool_t doCorrSin ){fgDoCorrSin=doCorrSin;} // Set sinoidal correction
+ void SetX (Double_t x ){fXX=x;} // Setter
+ void SetY (Double_t y ){fYY=y;} // Setter
+ void SetQ (Double_t q ){fQ=q;if(fQ>4095)fQ=4095;} // Setter
+ void SetQRaw (Double_t qRaw ){fQRaw=qRaw;if(fQRaw>4095)fQRaw=4095;} // Setter
+ void SetSize (Int_t size ){fSi=size;} // Setter
+ void SetCh (Int_t chamber ){fCh=chamber;} // Setter
+ void SetChi2 (Double_t chi2 ){fChi2=chi2;} // Setter
+ void SetStatus(Int_t status ){fSt=status;} // Setter
+ void FindClusterSize(Int_t i,Int_t *pSigmaCut); //Find the clusterSize of deconvoluted clusters
+ virtual void Clear(const Option_t*) { delete [] fDigs; fDigs=0; delete [] fParam; fParam=0; }
+
+protected:
+ Int_t fCh; //chamber number
+ Int_t fSi; //size of the formed cluster from which this cluster deduced
+ Int_t fSt; //flag to mark the quality of the cluster
+ Int_t fBox; //box contaning this cluster
+ Int_t fNlocMax; //number of local maxima in formed cluster
+ Int_t fMaxQpad; //abs pad number of a pad with the highest charge
+ Double_t fMaxQ; //that max charge value
+ Double_t fQRaw; //QDC value of the raw cluster
+ Double_t fQ; //QDC value of the actual cluster
+ Double_t fErrQ; //error on Q
+ Double_t fXX; //local x postion, [cm]
+ Double_t fErrX; //error on x postion, [cm]
+ Double_t fYY; //local y postion, [cm]
+ Double_t fErrY; //error on y postion, [cm]
+ Double_t fChi2; //some estimator of the fit quality
+ TObjArray *fDigs; //! list of digits forming this cluster
+ static Bool_t fgDoCorrSin; //flag to switch on/off correction for Sinusoidal to cluster reco
+ AliHMPIDParam *fParam; //!Pointer to AliHMPIDParam
+
+private:
+/*
+ AliHMPIDCluster &operator=(const AliHMPIDCluster &c) {if(this == &c)return *this;AliCluster3D::operator=(c);
+ fSi=c.fSi; fSt=c.fSt; fCh=c.fCh; fBox=c.fBox;fNlocMax=c.fNlocMax;fMaxQpad=c.fMaxQpad; fMaxQ=c.fMaxQ;fQRaw=c.fQRaw;
+ fQ=c.fQ; fErrQ=c.fErrQ;
+ fXX=c.fXX; fErrX=c.fErrX;
+ fYY=c.fYY; fErrY=c.fErrY; fChi2=c.fChi2;fDigs=c.fDigs ? new TObjArray(*c.fDigs):0; return *this;}
+*/
+// AliHMPIDCluster(const AliHMPIDCluster& c); //dummy copy constructor
+ AliHMPIDCluster &operator=(const AliHMPIDCluster& c); //dummy assignment operator
+
+
+ ClassDef(AliHMPIDCluster,9) //HMPID cluster class
+};
+
+//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+void AliHMPIDCluster::DigAdd(AliHMPIDDigit *pDig)
+{
+// Adds a given digit to the list of digits belonging to this cluster, cluster is not owner of digits
+// Arguments: pDig - pointer to digit to be added
+// Returns: none
+ if(!fDigs) {fSi=0;fDigs = new TObjArray;} //create list of digits in the first invocation
+ fDigs->Add(pDig);
+ fSt=kFrm;
+ fSi++;
+}
+//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+void AliHMPIDCluster::Reset()
+{
+ //
+ //
+ //
+ if(fDigs) delete fDigs;
+ fDigs=0;
+ fSt=kEmp;
+ fQRaw=fQ=0;
+ fXX=fYY=0;
+ fCh=fSi=fBox=fNlocMax=fMaxQpad=-1;
+ fMaxQ=fErrQ=fErrX=fErrY=fChi2=-1; //empty ctor
+}
+//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+Bool_t AliHMPIDCluster::IsInPc()
+{
+ //Check if (X,Y) position is inside the PC limits
+ //Arguments:
+ // Returns: True or False
+ Int_t pc = ((AliHMPIDDigit*)fDigs->At(0))->Pc();
+
+
+ if ( fXX < AliHMPIDParam::MinPcX(pc) || fXX > AliHMPIDParam::MaxPcX(pc) ||
+ fYY < AliHMPIDParam::MinPcY(pc) || fYY > AliHMPIDParam::MaxPcY(pc) ) return kFALSE;
+
+ return kTRUE;
+
+}
+
+#endif
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