Updated ClassDef number
[u/mrichter/AliRoot.git] / HMPID / AliHMPIDReconHTA.h
5a3482a0 1#ifndef AliHMPIDReconHTA_h
2#define AliHMPIDReconHTA_h
4/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
8// //
9// AliHMPIDReconHTA //
10// //
11// HMPID class to perfom pattern recognition based on Hough transfrom //
12// //
16#include <TTask.h> //base class
9785d5fb 17#include <TH2F.h> //InitDatabase()
5a3482a0 18
19class TClonesArray; //CkovAngle()
20class AliESDtrack; //CkovAngle()
5a3482a0 21class AliHMPIDParam;//General pourpose
23class AliHMPIDReconHTA : public TTask
25public :
26 AliHMPIDReconHTA();
27 virtual ~AliHMPIDReconHTA();
29// HTA hidden track algorithm
30 void InitVars (Int_t n); //init space for variables
aa00f952 31 void DeleteVars ()const; //delete variables
5a3482a0 32 void InitDatabase (); //initialization of database
9785d5fb 33 TH2F* DBHTA () {return fgDatabase;} //pointer for HTA database of rings
34 void FillZeroChan ()const; //complete the DB
35 Bool_t CkovHiddenTrk (AliESDtrack *pTrk,TClonesArray *pClu,Int_t index, Double_t nmean); //Pattern recognition without trackinf information
5a3482a0 36 Bool_t CluPreFilter (TClonesArray *pClu ); //Pre clustering filter to cut bkg clusters
37 Bool_t DoRecHiddenTrk ( ); //Calling to the fitted procedures
38 Bool_t FindShape (Double_t &thTrkRec,Double_t &phiTrkRec,Double_t &thetaCRec); //Find shape of the ring
39 Bool_t ShapeModel (Int_t np,Double_t *phiphot,Double_t *dist,Double_t &xA,Double_t &xB,Double_t &phiStart);//initial shape model for the cluster candidates
aa00f952 40 Double_t VertParab (Double_t x1,Double_t y1,Double_t x2, Double_t y2, Double_t x3, Double_t y3)const;//calculate the coord. of the min. for a parabole for 3 points
5a3482a0 41 Bool_t FitFree (Double_t thTrkRec,Double_t phiTrkRec); //Fit (th,ph) of the track and ckovFit as result
42 void SetNClu (Int_t nclu ) {fNClu=nclu;} //Setter for # of clusters
43 void SetClCk (Int_t i,Bool_t what ) {fClCk[i]=what;} //Setter for cluster flags
44 void SetCkovFit (Double_t ckov ) {fCkovFit=ckov;} //Setter for ckov fitted
45 void SetCkovSig2 (Double_t rms ) {fCkovSig2=rms;} //Setter for sigma2 ckov fitted
46 void SetTrkFit (Double_t th,Double_t ph ) {fThTrkFit = th;fPhTrkFit = ph;}//Setter for (th,ph) of the track
47 void SetRadXY (Double_t x,Double_t y ) {fRadX = x;fRadY = y;} //Setter for (th,ph) of the track
48 static void FunMinPhot(Int_t&/* */,Double_t* /* */,Double_t &f,Double_t *par,Int_t iflag); //Fit function to minimize thetaCer RMS/Sqrt(n) of n clusters
49 Int_t IdxMip ()const {return fIdxMip;} //Getter index of MIP
50 Double_t MipX ()const {return fMipX;} //Getter of x MIP in LORS
51 Double_t MipY ()const {return fMipY;} //Getter of y MIP in LORS
52 Double_t MipQ ()const {return fMipQ;} //Getter of Q MIP
53 Double_t RadX ()const {return fRadX;} //Getter of x at RAD in LORS
54 Double_t RadY ()const {return fRadY;} //Getter of y at RAD in LORS
55 Int_t NClu ()const {return fNClu;} //Getter of cluster multiplicity
56 Double_t XClu (Int_t i)const {return fXClu[i];} //Getter of x clu
57 Double_t YClu (Int_t i)const {return fYClu[i];} //Getter of y clu
58 Bool_t ClCk (Int_t i)const {return fClCk[i];} //Getter of cluster flags
59 Double_t CkovFit ()const {return fCkovFit;} //Getter of ckov angle fitted
60 Double_t ThTrkFit ()const {return fThTrkFit;} //Getter of theta fitted of the track
61 Double_t PhTrkFit ()const {return fPhTrkFit;} //Getter of phi fitted of the track
8f05fd11 64//
5a3482a0 65 Double_t fMipX; //mip X position for Hidden Track Algorithm
66 Double_t fMipY; //mip Y position for Hidden Track Algorithm
67 Double_t fMipQ; //mip Q for Hidden Track Algorithm
68 Double_t fRadX; //rad X position for Hidden Track Algorithm
69 Double_t fRadY; //rad Y position for Hidden Track Algorithm
70 Int_t fIdxMip; //mip index in the clus list
71 Int_t fNClu; //n clusters to fit
72 Double_t *fXClu; //container for x clus position
73 Double_t *fYClu; //container for y clus position
74 Bool_t *fClCk; //flag if cluster is used in fitting
75 Double_t fThTrkFit; //theta fitted of the track
76 Double_t fPhTrkFit; //phi fitted of the track
77 Double_t fCkovFit; //estimated ring Cherenkov angle
78 Double_t fCkovSig2; //estimated error^2 on ring Cherenkov angle
80 AliHMPIDParam *fParam; //Pointer to AliHMPIDParam
9785d5fb 81 static TH2F* fgDatabase; //database for ring shapes
5a3482a0 82//
8f05fd11 83private:
84 AliHMPIDReconHTA(const AliHMPIDReconHTA& r); //dummy copy constructor
85 AliHMPIDReconHTA &operator=(const AliHMPIDReconHTA& r); //dummy assignment operator
9785d5fb 87 ClassDef(AliHMPIDReconHTA,1)
5a3482a0 88};
90#endif // #ifdef AliHMPIDReconHTA_cxx