1 #ifndef ALIITSPLANEEFFSPD_H
2 #define ALIITSPLANEEFFSPD_H
3 /* Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
7 #include "AliITSPlaneEff.h"
9 ///////////////////////////////////////////
11 // ITS Plane Efficiency class //
13 // Origin: Giuseppe.Bruno@ba.infn.it //
14 ///////////////////////////////////////////
18 class AliITSPlaneEffSPD : public AliITSPlaneEff {
20 AliITSPlaneEffSPD(); // default constructor
21 virtual ~AliITSPlaneEffSPD(); // destructror
23 AliITSPlaneEffSPD(const AliITSPlaneEffSPD &source);
25 AliITSPlaneEffSPD& operator=(const AliITSPlaneEffSPD &s);
26 AliITSPlaneEff& operator=(const AliITSPlaneEff &source);
27 //AliPlaneEff& operator=(const AliPlaneEff &source);
28 // Simple way to add another class (i.e. statistics).
29 AliITSPlaneEffSPD& operator +=( const AliITSPlaneEffSPD &add);
30 // Getters for average Plane efficiency (icluding dead/noisy)
31 Double_t PlaneEff(const UInt_t mod, const UInt_t chip) const;
32 Double_t ErrPlaneEff(const UInt_t mod, const UInt_t chip) const;
33 Double_t PlaneEff(const UInt_t key) const
34 {return PlaneEff(GetModFromKey(key),GetChipFromKey(key));};
35 Double_t ErrPlaneEff(const UInt_t key) const
36 {return ErrPlaneEff(GetModFromKey(key),GetChipFromKey(key));};
37 // Methods to update the Plane efficiency (specific of the SPD segmentation)
38 Bool_t UpDatePlaneEff(const Bool_t Kfound, const UInt_t mod, const UInt_t chip);
39 virtual Bool_t UpDatePlaneEff(const Bool_t Kfound, const UInt_t key)
40 {return UpDatePlaneEff(Kfound,GetModFromKey(key),GetChipFromKey(key));};
42 enum {kNModule = 240}; // The number of modules
43 enum {kNChip = 5}; // The number of chips per module
44 enum {kNCol = 32}; // The number of columns per chip
45 enum {kNRow = 256}; // The number of rows per chip (and per module)
47 // UInt_t GetChip(const UInt_t col) const; // get the chip number (from 0 to kNChip)
48 // Plane efficiency for active detector (excluding dead/noisy channels)
49 // access to DB is needed
50 virtual Double_t LivePlaneEff(UInt_t key) const;
51 Double_t LivePlaneEff(const UInt_t mod, const UInt_t chip) const
52 {return LivePlaneEff(GetKey(mod,chip));};
53 virtual Double_t ErrLivePlaneEff(UInt_t key) const;
54 Double_t ErrLivePlaneEff(const UInt_t mod, const UInt_t chip) const
55 {return ErrLivePlaneEff(GetKey(mod,chip));};
56 // Compute the fraction of Live area (of the CHIP for the SPD)
57 virtual Double_t GetFracLive(const UInt_t key) const;
58 // Compute the fraction of bad (i.e. dead and noisy) area (of the CHIP for the SPD)
59 virtual Double_t GetFracBad(const UInt_t key) const;
60 virtual Bool_t WriteIntoCDB() const;
61 virtual Bool_t ReadFromCDB(); // this method reads Data Members (statistics) from DataBase
62 virtual Bool_t AddFromCDB() // this method updates Data Members (statistics) from DataBase
63 {AliError("AddFromCDB: Still To be implemented"); return kFALSE;}
64 // method to locate a basic block from Detector Local coordinate (to be used in tracking)
65 // see file cxx for numbering convention.
66 // here idet runs from 0 to 79 for layer 0 and from 0 to 159 for layer 1
67 UInt_t GetKeyFromDetLocCoord(Int_t ilay,Int_t idet, Float_t, Float_t locz) const;
68 UInt_t Nblock() const; // return the number of basic blocks
69 // compute the geometrical limit of a basic block (chip) in detector local coordinate system
70 Bool_t GetBlockBoundaries(const UInt_t key,Float_t& xmn,Float_t& xmx,Float_t& zmn,Float_t& zmx) const;
73 virtual void Copy(TObject &obj) const;
74 Int_t GetMissingTracksForGivenEff(Double_t eff, Double_t RelErr, UInt_t im, UInt_t ic) const;
77 Int_t fFound[kNModule*kNChip]; // number of associated clusters in a given chip
78 Int_t fTried[kNModule*kNChip]; // number of tracks used for chip efficiency evaluation
80 UInt_t GetKey(const UInt_t mod, const UInt_t chip) const; // unique key to locate the basic
82 UInt_t GetModFromKey(const UInt_t key) const;
83 UInt_t GetChipFromKey(const UInt_t key) const;
84 UInt_t GetChipFromCol(const UInt_t col) const; // get the chip number (from 0 to kNChip)
85 UInt_t GetColFromLocZ(Float_t zloc) const; // get the Column from the local z
86 Float_t GetLocZFromCol(const UInt_t col) const; // get the local Z from the column number,
87 // the latter in the range [0,kNChip*kNCol]
88 Float_t GetLocXFromRow(const UInt_t row) const; // get the local X from the row number
89 // the latter in the range [0,kNRow]
90 void GetModAndChipFromKey(const UInt_t key, UInt_t& mod, UInt_t& chip) const;
91 void GetDeadAndNoisyInChip(const UInt_t key, UInt_t& dead, UInt_t& noisy) const;
93 ClassDef(AliITSPlaneEffSPD,1) // SPD Plane Efficiency class
96 inline UInt_t AliITSPlaneEffSPD::Nblock() const {return kNModule*kNChip;}