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6344adcc | 1 | #ifndef ALIITSPLANEEFFSSD_H |
2 | #define ALIITSPLANEEFFSSD_H | |
3 | /* Copyright(c) 2007-2009, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
3ebe30ad | 6 | #include <TH1F.h> |
7 | #include <TH2I.h> | |
6344adcc | 8 | #include "AliITSPlaneEff.h" |
1cc5cedc | 9 | #include "AliCDBId.h" |
6344adcc | 10 | |
11 | /////////////////////////////////////////// | |
12 | // // | |
13 | // ITS Plane Efficiency class // | |
14 | // for SSD // | |
15 | // Origin: Giuseppe.Bruno@ba.infn.it // | |
16 | /////////////////////////////////////////// | |
17 | ||
2802d754 | 18 | /* $Id$ */ |
6344adcc | 19 | |
20 | class AliITSPlaneEffSSD : public AliITSPlaneEff { | |
21 | public: | |
22 | AliITSPlaneEffSSD(); // default constructor | |
23 | virtual ~AliITSPlaneEffSSD(); // destructror | |
24 | // copy constructor | |
25 | AliITSPlaneEffSSD(const AliITSPlaneEffSSD &source); | |
26 | // ass. operator | |
27 | AliITSPlaneEffSSD& operator=(const AliITSPlaneEffSSD &s); | |
85f5e9c2 | 28 | // virtual AliITSPlaneEff& operator=(const AliITSPlaneEff &source); |
6344adcc | 29 | // Simple way to add another class (i.e. statistics). |
30 | AliITSPlaneEffSSD& operator +=( const AliITSPlaneEffSSD &add); | |
31 | // Getters for average Plane efficiency (icluding dead/noisy) | |
32 | Double_t PlaneEff(const UInt_t mod) const; | |
33 | Double_t ErrPlaneEff(const UInt_t mod) const; | |
41d18cd2 | 34 | // Getters for fFound[] and fTried[] |
35 | Int_t GetFound(const UInt_t key) const; | |
36 | Int_t GetTried(const UInt_t key) const; | |
6344adcc | 37 | // Methods to update the Plane efficiency (specific of the SSD segmentation) |
38 | Bool_t UpDatePlaneEff(const Bool_t Kfound, const UInt_t mod); | |
39 | // | |
40 | enum {kNModule = 1698}; // The number of modules | |
41 | enum {kNChip = 6}; // The number of chips per side of a module (2 sides: 12 chips) | |
42 | enum {kNSide = 2}; // The number of sides of a module (p and n side) | |
43 | enum {kNStrip = 128}; // The number of strips per chip (in a module 2*768 strips) | |
44 | // | |
6344adcc | 45 | // Plane efficiency for active detector (excluding dead/noisy channels) |
46 | // access to DB is needed | |
47 | virtual Double_t LivePlaneEff(UInt_t mod) const; | |
48 | virtual Double_t ErrLivePlaneEff(UInt_t mod) const; | |
49 | // Compute the fraction of Live area (of the module for the SSD) | |
50 | virtual Double_t GetFracLive(const UInt_t mod) const; | |
51 | // Compute the fraction of bad (i.e. dead and noisy) area (of the module for the SSD) | |
52 | virtual Double_t GetFracBad(const UInt_t mod) const; | |
53 | virtual Bool_t WriteIntoCDB() const; | |
54 | virtual Bool_t ReadFromCDB(); // this method reads Data Members (statistics) from DataBase | |
1cc5cedc | 55 | Bool_t AddFromCDB(AliCDBId *cdbId); // this method updates Data Members (statistics) from DataBase |
56 | virtual Bool_t AddFromCDB() {AliCDBId *cdbId=0; return AddFromCDB(cdbId);} | |
7167ae53 | 57 | // method to locate a basic block from Detector Local coordinate (to be used in tracking) |
58 | // see file cxx for numbering convention. | |
59 | // here idet runs from 0 to 747 for layer 4 and from 0 to 949 for layer 5 | |
60 | UInt_t GetKeyFromDetLocCoord(Int_t ilay,Int_t idet, Float_t, Float_t locz) const; | |
61 | UInt_t Nblock() const; // return the number of basic blocks | |
aa0de373 | 62 | // compute the geometrical limit of a basic block (chip) in detector local coordinate system |
63 | Bool_t GetBlockBoundaries(const UInt_t key,Float_t& xmn,Float_t& xmx,Float_t& zmn,Float_t& zmx) const; | |
3ebe30ad | 64 | // Methods for dealing with auxiliary histograms |
65 | // method to set on/off the creation/updates of histograms (Histos are created/destroyed) | |
1cc5cedc | 66 | virtual void SetCreateHistos(Bool_t his=kFALSE) |
3ebe30ad | 67 | {fHis=his; if(fHis) {DeleteHistos(); InitHistos();} else DeleteHistos(); return; } |
879cdb02 | 68 | virtual Bool_t FillHistos(UInt_t key, Bool_t found, Float_t *track, Float_t *cluster, Int_t *ctype,Float_t*); |
1cc5cedc | 69 | virtual Bool_t WriteHistosToFile(TString filename="PlaneEffSSDHistos.root",Option_t* option = "RECREATE"); |
70 | virtual Bool_t ReadHistosFromFile(TString filename="PlaneEffSSDHistos.root"); // histos must exist already ! | |
3ebe30ad | 71 | // This method increases the |
72 | // statistics of histos by adding | |
73 | // those of the input file. | |
1cc5cedc | 74 | UInt_t GetKey(const UInt_t mod) const; // unique key to locate the basic |
75 | // block of the SSD (the module itself) | |
6344adcc | 76 | protected: |
77 | virtual void Copy(TObject &obj) const; | |
78 | Int_t GetMissingTracksForGivenEff(Double_t eff, Double_t RelErr, UInt_t im) const; | |
1cc5cedc | 79 | UInt_t GetModFromKey(const UInt_t key) const; |
80 | void GetBadInModule(const UInt_t mod, UInt_t& bad) const; | |
6344adcc | 81 | |
82 | // | |
83 | Int_t fFound[kNModule]; // number of associated clusters in a given module | |
84 | Int_t fTried[kNModule]; // number of tracks used for module efficiency evaluation | |
1cc5cedc | 85 | // |
86 | private: | |
87 | enum {kNHisto = kNModule}; // The number of histograms: module by module. | |
88 | //enum {kNclu = 3}; // Build specific histos of residuals up to cluster size kNclu. | |
89 | // If you change them, then you must change implementation of | |
90 | // the method FillHistos. | |
91 | virtual void InitHistos(); // create histos by allocating memory for them | |
92 | virtual void DeleteHistos(); // deletete histos (memory is freed) | |
93 | void CopyHistos(AliITSPlaneEffSSD& target) const; // copy only histograms to target | |
3ebe30ad | 94 | // |
95 | TH1F **fHisResX; //! histos with residual distribution (track-cluster) along local X (r-phi) | |
96 | TH1F **fHisResZ; //! histos with residual distribution (track-cluster) along local Z | |
97 | TH2F **fHisResXZ; //! 2-d histos with residual distribution (track-cluster) along local X and Z | |
98 | TH2I **fHisClusterSize; //! histos with cluster-size distribution | |
2802d754 | 99 | TH1F **fHisTrackErrX; //! histos with track prediction error on Local X |
100 | TH1F **fHisTrackErrZ; //! histos with track prediction error on Local Z | |
101 | TH1F **fHisClusErrX; //! histos with Local_X cluster error | |
102 | TH1F **fHisClusErrZ; //! histos with Local_Z cluster error | |
1cc5cedc | 103 | // |
2802d754 | 104 | ClassDef(AliITSPlaneEffSSD,3) // SSD Plane Efficiency class |
6344adcc | 105 | }; |
7167ae53 | 106 | // |
107 | inline UInt_t AliITSPlaneEffSSD::Nblock() const {return kNModule;} | |
aa0de373 | 108 | inline Bool_t AliITSPlaneEffSSD::GetBlockBoundaries(const UInt_t key,Float_t& xmn,Float_t& xmx, |
109 | Float_t& zmn,Float_t& zmx) const { | |
110 | // This method return the geometrical boundaries of the active volume of a given | |
111 | // basic block, in the detector reference system. | |
112 | // | |
113 | if(key>=kNModule) | |
114 | {AliWarning("GetBlockBoundaries: you asked for a non existing key"); return kFALSE;} | |
115 | const Float_t kDxDefault = 72960.; // For Plane Eff. purpouses, default values | |
116 | const Float_t kDzDefault = 40000.; // are precise enough !!! | |
117 | const Float_t kconv = 1.0E-04; //converts microns to cm. | |
118 | xmn=-kconv*kDxDefault/2.; xmx=kconv*kDxDefault/2.; | |
119 | zmn=-kconv*kDzDefault/2.; zmx=kconv*kDzDefault/2.; | |
120 | return kTRUE; | |
121 | } | |
7167ae53 | 122 | // |
41d18cd2 | 123 | inline Int_t AliITSPlaneEffSSD::GetFound(const UInt_t key) const { |
124 | if(key>=kNModule) {AliWarning("GetFound: you asked for a non existing key"); return -1;} | |
125 | return fFound[key]; | |
126 | } | |
127 | inline Int_t AliITSPlaneEffSSD::GetTried(const UInt_t key) const { | |
128 | if(key>=kNModule) {AliWarning("GetTried: you asked for a non existing key"); return -1;} | |
129 | return fTried[key]; | |
130 | } | |
131 | // | |
6344adcc | 132 | #endif |