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d3da6dc4 | 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 */ | |
69ed32de | 5 | // |
1b10372c | 6 | // Implementation class: AliHMPIDCluster |
7 | // | |
8 | // class to reconstruct clester in HMPID | |
9 | // it is forseen to Solve (split) the raw cluster in | |
10 | // several clusters (# local maxima in the raw cluster -> deconvolution | |
11 | // according to a Mathieson profile of the charge | |
12 | // | |
d3da6dc4 | 13 | #include "AliHMPIDDigit.h" //DigAdd() |
14 | #include <TObjArray.h> //DigAdd() | |
15 | class TClonesArray; //Solve() | |
16 | ||
17 | class AliHMPIDCluster :public TObject | |
18 | { | |
19 | public: | |
c5c19d6a | 20 | enum EClusterStatus {kFrm,kCoG,kLo1,kUnf,kMax,kNot,kEdg,kSi1,kNoLoc,kAbn,kEmp=-1}; //status flags |
e4a3eae8 | 21 | 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 |
d1bf51e1 | 22 | |
23 | ||
e4a3eae8 | 24 | 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), |
25 | fQ (c.fQ ),fErrQ(c.fErrQ), | |
26 | fX (c.fX ),fErrX(c.fErrX), | |
27 | fY (c.fY ),fErrY(c.fErrY),fChi2(c.fChi2),fDigs(0) {}//copy ctor | |
d1bf51e1 | 28 | AliHMPIDCluster &operator=(const AliHMPIDCluster &c) {if(this == &c)return *this;TObject::operator=(c); |
e4a3eae8 | 29 | fSi=c.fSi; fSt=c.fSt; fCh=c.fCh; fBox=c.fBox;fNlocMax=c.fNlocMax;fMaxQpad=c.fMaxQpad; fMaxQ=c.fMaxQ;fQRaw=c.fQRaw; |
30 | fQ=c.fQ; fErrQ=c.fErrQ; | |
31 | fX=c.fX; fErrX=c.fErrX; | |
32 | fY=c.fY; fErrY=c.fErrY; fChi2=c.fChi2;fDigs=c.fDigs ? new TObjArray(*c.fDigs):0; return *this;} | |
d3da6dc4 | 33 | |
d1bf51e1 | 34 | virtual ~AliHMPIDCluster( ) {if(fDigs) delete fDigs; fDigs=0;} |
d3da6dc4 | 35 | //framework part |
d1bf51e1 | 36 | void Draw (Option_t *opt="" ); //overloaded TObject::Print() to draw cluster in current canvas |
37 | void Print (Option_t *opt="" )const; //overloaded TObject::Print() to print cluster info | |
1b10372c | 38 | static void FitFunc(Int_t &iNpars, Double_t* /*deriv*/, Double_t &chi2, Double_t *par, Int_t /* */);//fit function to be used by MINUIT |
d3da6dc4 | 39 | //private part |
afdc131c | 40 | Int_t Box ( )const{return fBox; } |
d1bf51e1 | 41 | void CoG ( ); //calculates center of gravity |
42 | void CorrSin ( ); //sinoidal correction | |
43 | Int_t Ch ( )const{return fCh; } //chamber number | |
44 | inline void DigAdd (AliHMPIDDigit *pDig ); //add new digit ot the cluster | |
45 | AliHMPIDDigit* Dig (Int_t i )const{return (AliHMPIDDigit*)fDigs->At(i); } //pointer to i-th digi | |
27311693 | 46 | inline Bool_t IsInPc (); //check if is in the current PC |
d1bf51e1 | 47 | inline void Reset ( ); //cleans the cluster |
48 | Int_t Size ( )const{return fSi; } //returns number of pads in formed cluster | |
49 | Int_t Solve (TClonesArray *pCluLst,Bool_t isUnfold ); //solve cluster: MINUIT fit or CoG | |
27311693 | 50 | Int_t Status ( ) const{return fSt;} //Status of cluster |
e4a3eae8 | 51 | Double_t QRaw ( )const{return fQRaw; } //raw cluster charge in QDC channels |
52 | Double_t Q ( )const{return fQ; } //given cluster charge in QDC channels | |
53 | Double_t Qe ( )const{return fErrQ; } //Error in cluster charge in QDC channels | |
d1bf51e1 | 54 | Double_t X ( )const{return fX; } //cluster x position in LRS |
e4a3eae8 | 55 | Double_t Xe ( )const{return fErrX; } //cluster charge in QDC channels |
d1bf51e1 | 56 | Double_t Y ( )const{return fY; } //cluster y position in LRS |
27311693 | 57 | Double_t Ye ( )const{return fErrY; } //cluster charge in QDC channels |
58 | Double_t Chi2 ( )const{return fChi2; } //chi2 of the fit | |
69ed32de | 59 | void DoCorrSin(Bool_t doCorrSin ){fgDoCorrSin=doCorrSin;} // Set sinoidal correction |
27311693 | 60 | void SetX (Double_t x ){fX=x;} // Setter |
61 | void SetY (Double_t y ){fY=y;} // Setter | |
d3da6dc4 | 62 | protected: |
d3da6dc4 | 63 | Int_t fCh; //chamber number |
e4a3eae8 | 64 | Int_t fSi; //size of the formed cluster from which this cluster deduced |
65 | Int_t fSt; //flag to mark the quality of the cluster | |
66 | Int_t fBox; //box contaning this cluster | |
67 | Int_t fNlocMax; //number of local maxima in formed cluster | |
d1bf51e1 | 68 | Int_t fMaxQpad; //abs pad number of a pad with the highest charge |
e4a3eae8 | 69 | Double_t fMaxQ; //that max charge value |
70 | Double_t fQRaw; //QDC value of the raw cluster | |
71 | Double_t fQ; //QDC value of the actual cluster | |
72 | Double_t fErrQ; //error on Q | |
73 | Double_t fX; //local x postion, [cm] | |
74 | Double_t fErrX; //error on x postion, [cm] | |
75 | Double_t fY; //local y postion, [cm] | |
76 | Double_t fErrY; //error on y postion, [cm] | |
77 | Double_t fChi2; //some estimator of the fit quality | |
d3da6dc4 | 78 | TObjArray *fDigs; //! list of digits forming this cluster |
69ed32de | 79 | static Bool_t fgDoCorrSin; //flag to switch on/off correction for Sinusoidal to cluster reco |
e4a3eae8 | 80 | ClassDef(AliHMPIDCluster,6) //HMPID cluster class |
d3da6dc4 | 81 | };//class AliHMPIDCluster |
cf7e313e | 82 | |
d3da6dc4 | 83 | //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
84 | void AliHMPIDCluster::DigAdd(AliHMPIDDigit *pDig) | |
85 | { | |
86 | // Adds a given digit to the list of digits belonging to this cluster, cluster is not owner of digits | |
87 | // Arguments: pDig - pointer to digit to be added | |
ea925242 | 88 | // Returns: none |
d1bf51e1 | 89 | if(!fDigs) {fSi=0;fDigs = new TObjArray;} //create list of digits in the first invocation |
d3da6dc4 | 90 | fDigs->Add(pDig); |
d1bf51e1 | 91 | fSt=kFrm; |
92 | fSi++; | |
93 | } | |
94 | //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | |
95 | void AliHMPIDCluster::Reset() | |
96 | { | |
ea925242 | 97 | // |
98 | // | |
99 | // | |
d1bf51e1 | 100 | if(fDigs) delete fDigs; |
101 | fDigs=0; | |
e4a3eae8 | 102 | fSt=kEmp; |
103 | fQRaw=fQ=0; | |
104 | fX=fY=0; | |
105 | fCh=fSi=fBox=fNlocMax=fMaxQpad=-1; | |
106 | fMaxQ=fErrQ=fErrX=fErrY=fChi2=-1; //empty ctor | |
d3da6dc4 | 107 | } |
108 | //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | |
d1bf51e1 | 109 | Bool_t AliHMPIDCluster::IsInPc() |
110 | { | |
ea925242 | 111 | //Check if (X,Y) position is inside the PC limits |
112 | //Arguments: | |
113 | // Returns: True or False | |
d1bf51e1 | 114 | Int_t pc = ((AliHMPIDDigit*)fDigs->At(0))->Pc(); |
115 | ||
116 | ||
ae5a42aa | 117 | if ( fX < AliHMPIDParam::MinPcX(pc) || fX > AliHMPIDParam::MaxPcX(pc) || |
118 | fY < AliHMPIDParam::MinPcY(pc) || fY > AliHMPIDParam::MaxPcY(pc) ) return kFALSE; | |
d1bf51e1 | 119 | |
120 | return kTRUE; | |
121 | ||
122 | } | |
123 | ||
d3da6dc4 | 124 | #endif |