Fix for transient fSDigits, AliITSRawStream classes adapted to changed AliRawReader...
[u/mrichter/AliRoot.git] / TPC / AliTPCclustererMI.h
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1c53abe2 1#ifndef ALITPCCLUSTERERMI_H
2#define ALITPCCLUSTERERMI_H
3
722aa38c 4/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
5 * See cxx source for full Copyright notice */
6
7/* $Id$ */
8
9
10
1c53abe2 11//-------------------------------------------------------
12// TPC clusterer
13//
14// Origin: Marian Ivanov
15//-------------------------------------------------------
16#include <Rtypes.h>
17#include <TObject.h>
18#define kMAXCLUSTER 2500
19
20class TFile;
21class AliTPCParam;
22class AliTPCclusterMI;
23class AliTPCClustersRow;
24class AliSimDigits;
25class TTree;
26
27class AliTPCclustererMI : public TObject{
28public:
88cb7938 29 AliTPCclustererMI();
1c53abe2 30 virtual void Digits2Clusters(const AliTPCParam *par, Int_t eventn=1);
31 virtual void SetInput(TTree * tree); // set input tree with digits
32 virtual void SetOutput(TTree * tree); //set output tree with
33private:
34 Bool_t IsMaximum(Int_t k, Int_t max, const Int_t *bins);
35 void MakeCluster2(Int_t k,Int_t max,Int_t *bins,UInt_t m,
36 AliTPCclusterMI &c);
37 void MakeCluster(Int_t k,Int_t max,Int_t *bins,UInt_t m,
38 AliTPCclusterMI &c);
39 Float_t GetSigmaY2(Int_t iz);
40 Float_t GetSigmaZ2(Int_t iz);
41 Float_t FitMax(Float_t vmatrix[5][5], Float_t y, Float_t z, Float_t sigmay, Float_t sigmaz);
42 void AddCluster(AliTPCclusterMI &c); // add the cluster to the array
43 void UnfoldCluster(Int_t * matrix[7], Float_t recmatrix[5][5],
44 Float_t & meani, Float_t & meanj, Float_t & sum, Float_t &overlap );
45
46
47
48 Int_t * fBins; //!digits array
49 Int_t * fResBins; //!digits array with res. after 1 finder
50 Int_t fLoop; //loop - cf in 2 loops
51 Int_t fMaxBin;
52 Int_t fMaxTime;
53 Int_t fMaxPad;
54 Int_t fSector; //!current sector
55 Float_t fSign; //!current sign
56 Float_t fRx; // current radius
57 Float_t fPadWidth; // the width of the pad
58 Float_t fPadLength; // the width of the pad
59 Float_t fZWidth; //the z bin width
60
61 TTree * fInput; //!input tree with digits - object not owner
62 TTree * fOutput; //!output tree with digits - object not owner
63 AliTPCClustersRow * fRowCl; //! current cluster row
64 AliSimDigits * fRowDig; //! current digits row
65 const AliTPCParam * fParam; //! tpc parameters
66 Int_t fNcluster; // number of clusters - for given row
67 ClassDef(AliTPCclustererMI,1) // Time Projection Chamber digits
68};
69
70inline Bool_t AliTPCclustererMI::IsMaximum(Int_t q,Int_t max,const Int_t *bins){
71 //is this a local maximum ?
72 if (bins[-max] >= q) return kFALSE;
73 if (bins[-1 ] >= q) return kFALSE;
74 if (bins[+max] > q) return kFALSE;
75 if (bins[+1 ] > q) return kFALSE;
76 if (bins[-max-1] >= q) return kFALSE;
77 if (bins[+max-1] >= q) return kFALSE;
78 if (bins[+max+1] > q) return kFALSE;
79 if (bins[-max+1] >= q) return kFALSE;
80 return kTRUE;
81}
82
83
84
85//-----------------------------------------------------------------
86
87#endif
88
89