#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 "AliHMPIDDigit.h" //DigAdd() #include //DigAdd() class TClonesArray; //Solve() class AliHMPIDCluster :public TObject { public: enum EClusterStatus {kFrm,kCoG,kLo1,kUnf,kMax,kNot,kEdg,kSi1,kNoLoc,kAbn,kEmp=-1}; //status flags AliHMPIDCluster():TObject( ),fCh(-1),fSi(-1),fSt(kEmp),fBox(-1),fNlocMax(-1),fMaxQpad(-1),fMaxQ(-1),fQRaw(0),fQ(0),fErrQ(-1),fX(0),fErrX(-1),fY(0),fErrY(-1),fChi2(-1),fDigs(0) {} //empty ctor AliHMPIDCluster (const AliHMPIDCluster &c):TObject(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), fX (c.fX ),fErrX(c.fErrX), fY (c.fY ),fErrY(c.fErrY),fChi2(c.fChi2),fDigs(0) {}//copy ctor AliHMPIDCluster &operator=(const AliHMPIDCluster &c) {if(this == &c)return *this;TObject::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; fX=c.fX; fErrX=c.fErrX; fY=c.fY; fErrY=c.fErrY; fChi2=c.fChi2;fDigs=c.fDigs ? new TObjArray(*c.fDigs):0; return *this;} virtual ~AliHMPIDCluster( ) {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 /* */);//fit function to be used by MINUIT //private part Int_t Box ( )const{return fBox; } 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 Int_t Size ( )const{return fSi; } //returns number of pads in formed cluster Int_t Solve (TClonesArray *pCluLst,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 fX; } //cluster x position in LRS Double_t Xe ( )const{return fErrX; } //cluster charge in QDC channels Double_t Y ( )const{return fY; } //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 ){fX=x;} // Setter void SetY (Double_t y ){fY=y;} // Setter 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 fX; //local x postion, [cm] Double_t fErrX; //error on x postion, [cm] Double_t fY; //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 ClassDef(AliHMPIDCluster,6) //HMPID cluster class };//class AliHMPIDCluster //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 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; fX=fY=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 ( fX < AliHMPIDParam::MinPcX(pc) || fX > AliHMPIDParam::MaxPcX(pc) || fY < AliHMPIDParam::MinPcY(pc) || fY > AliHMPIDParam::MaxPcY(pc) ) return kFALSE; return kTRUE; } #endif