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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 | // | |
55a829a5 | 13 | #include "AliGeomManager.h" |
14 | #include "AliCluster3D.h" | |
d3da6dc4 | 15 | #include "AliHMPIDDigit.h" //DigAdd() |
16 | #include <TObjArray.h> //DigAdd() | |
17 | class TClonesArray; //Solve() | |
18 | ||
55a829a5 | 19 | class AliHMPIDCluster :public AliCluster3D |
d3da6dc4 | 20 | { |
21 | public: | |
c5c19d6a | 22 | enum EClusterStatus {kFrm,kCoG,kLo1,kUnf,kMax,kNot,kEdg,kSi1,kNoLoc,kAbn,kEmp=-1}; //status flags |
55a829a5 | 23 | AliHMPIDCluster():AliCluster3D(), |
24 | 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 | 25 | |
55a829a5 | 26 | |
27 | AliHMPIDCluster(const AliHMPIDCluster &c):AliCluster3D(c), | |
28 | fCh(c.fCh),fSi(c.fSi),fSt(c.fSt),fBox(c.fBox),fNlocMax(c.fNlocMax),fMaxQpad(c.fMaxQpad),fMaxQ(c.fMaxQ),fQRaw(c.fQRaw), | |
29 | fQ (c.fQ ),fErrQ(c.fErrQ), | |
30 | fX (c.fX ),fErrX(c.fErrX), | |
31 | fY (c.fY ),fErrY(c.fErrY),fChi2(c.fChi2),fDigs(0) {}//copy ctor | |
32 | virtual ~AliHMPIDCluster();//dtor {if(fDigs) delete fDigs; fDigs=0;} | |
d3da6dc4 | 33 | //framework part |
d1bf51e1 | 34 | void Draw (Option_t *opt="" ); //overloaded TObject::Print() to draw cluster in current canvas |
35 | void Print (Option_t *opt="" )const; //overloaded TObject::Print() to print cluster info | |
557ca324 | 36 | 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 |
d3da6dc4 | 37 | //private part |
55a829a5 | 38 | Int_t Box ( )const{return fBox; } //Dimension of the cluster |
d1bf51e1 | 39 | void CoG ( ); //calculates center of gravity |
40 | void CorrSin ( ); //sinoidal correction | |
41 | Int_t Ch ( )const{return fCh; } //chamber number | |
42 | inline void DigAdd (AliHMPIDDigit *pDig ); //add new digit ot the cluster | |
43 | AliHMPIDDigit* Dig (Int_t i )const{return (AliHMPIDDigit*)fDigs->At(i); } //pointer to i-th digi | |
27311693 | 44 | inline Bool_t IsInPc (); //check if is in the current PC |
d1bf51e1 | 45 | inline void Reset ( ); //cleans the cluster |
55a829a5 | 46 | void SetClusterParams(Double_t xL,Double_t yL,Int_t iCh ); //Set AliCluster3D part |
d1bf51e1 | 47 | Int_t Size ( )const{return fSi; } //returns number of pads in formed cluster |
48 | Int_t Solve (TClonesArray *pCluLst,Bool_t isUnfold ); //solve cluster: MINUIT fit or CoG | |
27311693 | 49 | Int_t Status ( ) const{return fSt;} //Status of cluster |
e4a3eae8 | 50 | Double_t QRaw ( )const{return fQRaw; } //raw cluster charge in QDC channels |
51 | Double_t Q ( )const{return fQ; } //given cluster charge in QDC channels | |
52 | Double_t Qe ( )const{return fErrQ; } //Error in cluster charge in QDC channels | |
d1bf51e1 | 53 | Double_t X ( )const{return fX; } //cluster x position in LRS |
e4a3eae8 | 54 | Double_t Xe ( )const{return fErrX; } //cluster charge in QDC channels |
d1bf51e1 | 55 | Double_t Y ( )const{return fY; } //cluster y position in LRS |
27311693 | 56 | Double_t Ye ( )const{return fErrY; } //cluster charge in QDC channels |
57 | Double_t Chi2 ( )const{return fChi2; } //chi2 of the fit | |
69ed32de | 58 | void DoCorrSin(Bool_t doCorrSin ){fgDoCorrSin=doCorrSin;} // Set sinoidal correction |
27311693 | 59 | void SetX (Double_t x ){fX=x;} // Setter |
60 | void SetY (Double_t y ){fY=y;} // Setter | |
55a829a5 | 61 | |
62 | private: | |
63 | /* | |
64 | AliHMPIDCluster &operator=(const AliHMPIDCluster &c) {if(this == &c)return *this;AliCluster3D::operator=(c); | |
65 | fSi=c.fSi; fSt=c.fSt; fCh=c.fCh; fBox=c.fBox;fNlocMax=c.fNlocMax;fMaxQpad=c.fMaxQpad; fMaxQ=c.fMaxQ;fQRaw=c.fQRaw; | |
66 | fQ=c.fQ; fErrQ=c.fErrQ; | |
67 | fX=c.fX; fErrX=c.fErrX; | |
68 | fY=c.fY; fErrY=c.fErrY; fChi2=c.fChi2;fDigs=c.fDigs ? new TObjArray(*c.fDigs):0; return *this;} | |
69 | */ | |
d3da6dc4 | 70 | protected: |
d3da6dc4 | 71 | Int_t fCh; //chamber number |
e4a3eae8 | 72 | Int_t fSi; //size of the formed cluster from which this cluster deduced |
73 | Int_t fSt; //flag to mark the quality of the cluster | |
74 | Int_t fBox; //box contaning this cluster | |
75 | Int_t fNlocMax; //number of local maxima in formed cluster | |
d1bf51e1 | 76 | Int_t fMaxQpad; //abs pad number of a pad with the highest charge |
e4a3eae8 | 77 | Double_t fMaxQ; //that max charge value |
78 | Double_t fQRaw; //QDC value of the raw cluster | |
79 | Double_t fQ; //QDC value of the actual cluster | |
80 | Double_t fErrQ; //error on Q | |
81 | Double_t fX; //local x postion, [cm] | |
82 | Double_t fErrX; //error on x postion, [cm] | |
83 | Double_t fY; //local y postion, [cm] | |
84 | Double_t fErrY; //error on y postion, [cm] | |
85 | Double_t fChi2; //some estimator of the fit quality | |
d3da6dc4 | 86 | TObjArray *fDigs; //! list of digits forming this cluster |
69ed32de | 87 | static Bool_t fgDoCorrSin; //flag to switch on/off correction for Sinusoidal to cluster reco |
55a829a5 | 88 | ClassDef(AliHMPIDCluster,7) //HMPID cluster class |
89 | }; | |
cf7e313e | 90 | |
d3da6dc4 | 91 | //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
92 | void AliHMPIDCluster::DigAdd(AliHMPIDDigit *pDig) | |
93 | { | |
94 | // Adds a given digit to the list of digits belonging to this cluster, cluster is not owner of digits | |
95 | // Arguments: pDig - pointer to digit to be added | |
ea925242 | 96 | // Returns: none |
d1bf51e1 | 97 | if(!fDigs) {fSi=0;fDigs = new TObjArray;} //create list of digits in the first invocation |
d3da6dc4 | 98 | fDigs->Add(pDig); |
d1bf51e1 | 99 | fSt=kFrm; |
100 | fSi++; | |
101 | } | |
102 | //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | |
103 | void AliHMPIDCluster::Reset() | |
104 | { | |
ea925242 | 105 | // |
106 | // | |
107 | // | |
d1bf51e1 | 108 | if(fDigs) delete fDigs; |
109 | fDigs=0; | |
e4a3eae8 | 110 | fSt=kEmp; |
111 | fQRaw=fQ=0; | |
112 | fX=fY=0; | |
113 | fCh=fSi=fBox=fNlocMax=fMaxQpad=-1; | |
114 | fMaxQ=fErrQ=fErrX=fErrY=fChi2=-1; //empty ctor | |
d3da6dc4 | 115 | } |
116 | //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ | |
d1bf51e1 | 117 | Bool_t AliHMPIDCluster::IsInPc() |
118 | { | |
ea925242 | 119 | //Check if (X,Y) position is inside the PC limits |
120 | //Arguments: | |
121 | // Returns: True or False | |
d1bf51e1 | 122 | Int_t pc = ((AliHMPIDDigit*)fDigs->At(0))->Pc(); |
123 | ||
124 | ||
ae5a42aa | 125 | if ( fX < AliHMPIDParam::MinPcX(pc) || fX > AliHMPIDParam::MaxPcX(pc) || |
126 | fY < AliHMPIDParam::MinPcY(pc) || fY > AliHMPIDParam::MaxPcY(pc) ) return kFALSE; | |
d1bf51e1 | 127 | |
128 | return kTRUE; | |
129 | ||
130 | } | |
131 | ||
d3da6dc4 | 132 | #endif |