1 #ifndef AliHMPIDCluster_h
2 #define AliHMPIDCluster_h
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
6 #include "AliHMPIDDigit.h" //DigAdd()
7 #include <TObjArray.h> //DigAdd()
8 class TClonesArray; //Solve()
10 class AliHMPIDCluster :public TObject
13 enum EClusterStatus {kFrm,kCoG,kLo1,kUnf,kMax,kNot,kEdg,kSi1,kNoLoc,kAbn,kEmp=-1}; //status flags
14 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
17 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),
18 fQ (c.fQ ),fErrQ(c.fErrQ),
19 fX (c.fX ),fErrX(c.fErrX),
20 fY (c.fY ),fErrY(c.fErrY),fChi2(c.fChi2),fDigs(0) {}//copy ctor
21 AliHMPIDCluster &operator=(const AliHMPIDCluster &c) {if(this == &c)return *this;TObject::operator=(c);
22 fSi=c.fSi; fSt=c.fSt; fCh=c.fCh; fBox=c.fBox;fNlocMax=c.fNlocMax;fMaxQpad=c.fMaxQpad; fMaxQ=c.fMaxQ;fQRaw=c.fQRaw;
23 fQ=c.fQ; fErrQ=c.fErrQ;
24 fX=c.fX; fErrX=c.fErrX;
25 fY=c.fY; fErrY=c.fErrY; fChi2=c.fChi2;fDigs=c.fDigs ? new TObjArray(*c.fDigs):0; return *this;}
27 virtual ~AliHMPIDCluster( ) {if(fDigs) delete fDigs; fDigs=0;}
29 void Draw (Option_t *opt="" ); //overloaded TObject::Print() to draw cluster in current canvas
30 void Print (Option_t *opt="" )const; //overloaded TObject::Print() to print cluster info
31 static void FitFunc(Int_t &, Double_t *, Double_t &, Double_t *, Int_t); //fit function to be used by MINUIT
33 Int_t Box ( )const{return fBox; }
34 void CoG ( ); //calculates center of gravity
35 void CorrSin ( ); //sinoidal correction
36 Int_t Ch ( )const{return fCh; } //chamber number
37 inline void DigAdd (AliHMPIDDigit *pDig ); //add new digit ot the cluster
38 AliHMPIDDigit* Dig (Int_t i )const{return (AliHMPIDDigit*)fDigs->At(i); } //pointer to i-th digi
39 inline Bool_t IsInPc (); //check if is in the current PC
40 inline void Reset ( ); //cleans the cluster
41 Int_t Size ( )const{return fSi; } //returns number of pads in formed cluster
42 Int_t Solve (TClonesArray *pCluLst,Bool_t isUnfold ); //solve cluster: MINUIT fit or CoG
43 Int_t Status ( ) const{return fSt;} //Status of cluster
44 Double_t QRaw ( )const{return fQRaw; } //raw cluster charge in QDC channels
45 Double_t Q ( )const{return fQ; } //given cluster charge in QDC channels
46 Double_t Qe ( )const{return fErrQ; } //Error in cluster charge in QDC channels
47 Double_t X ( )const{return fX; } //cluster x position in LRS
48 Double_t Xe ( )const{return fErrX; } //cluster charge in QDC channels
49 Double_t Y ( )const{return fY; } //cluster y position in LRS
50 Double_t Ye ( )const{return fErrY; } //cluster charge in QDC channels
51 Double_t Chi2 ( )const{return fChi2; }
53 Int_t fCh; //chamber number
54 Int_t fSi; //size of the formed cluster from which this cluster deduced
55 Int_t fSt; //flag to mark the quality of the cluster
56 Int_t fBox; //box contaning this cluster
57 Int_t fNlocMax; //number of local maxima in formed cluster
58 Int_t fMaxQpad; //abs pad number of a pad with the highest charge
59 Double_t fMaxQ; //that max charge value
60 Double_t fQRaw; //QDC value of the raw cluster
61 Double_t fQ; //QDC value of the actual cluster
62 Double_t fErrQ; //error on Q
63 Double_t fX; //local x postion, [cm]
64 Double_t fErrX; //error on x postion, [cm]
65 Double_t fY; //local y postion, [cm]
66 Double_t fErrY; //error on y postion, [cm]
67 Double_t fChi2; //some estimator of the fit quality
68 TObjArray *fDigs; //! list of digits forming this cluster
69 ClassDef(AliHMPIDCluster,6) //HMPID cluster class
70 };//class AliHMPIDCluster
72 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
73 void AliHMPIDCluster::DigAdd(AliHMPIDDigit *pDig)
75 // Adds a given digit to the list of digits belonging to this cluster, cluster is not owner of digits
76 // Arguments: pDig - pointer to digit to be added
78 if(!fDigs) {fSi=0;fDigs = new TObjArray;} //create list of digits in the first invocation
83 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
84 void AliHMPIDCluster::Reset()
86 if(fDigs) delete fDigs;
91 fCh=fSi=fBox=fNlocMax=fMaxQpad=-1;
92 fMaxQ=fErrQ=fErrX=fErrY=fChi2=-1; //empty ctor
94 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
95 Bool_t AliHMPIDCluster::IsInPc()
97 Int_t pc = ((AliHMPIDDigit*)fDigs->At(0))->Pc();
100 if ( fX < AliHMPIDDigit::fMinPcX[pc] || fX > AliHMPIDDigit::fMaxPcX[pc] ||
101 fY < AliHMPIDDigit::fMinPcY[pc] || fY > AliHMPIDDigit::fMaxPcY[pc] ) return kFALSE;