]>
Commit | Line | Data |
---|---|---|
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 | ||
18 | /* $Id$ */ | |
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); | |
28 | virtual AliITSPlaneEff& operator=(const AliITSPlaneEff &source); | |
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; | |
34 | // Methods to update the Plane efficiency (specific of the SSD segmentation) | |
35 | Bool_t UpDatePlaneEff(const Bool_t Kfound, const UInt_t mod); | |
36 | // | |
37 | enum {kNModule = 1698}; // The number of modules | |
38 | enum {kNChip = 6}; // The number of chips per side of a module (2 sides: 12 chips) | |
39 | enum {kNSide = 2}; // The number of sides of a module (p and n side) | |
40 | enum {kNStrip = 128}; // The number of strips per chip (in a module 2*768 strips) | |
41 | // | |
6344adcc | 42 | // Plane efficiency for active detector (excluding dead/noisy channels) |
43 | // access to DB is needed | |
44 | virtual Double_t LivePlaneEff(UInt_t mod) const; | |
45 | virtual Double_t ErrLivePlaneEff(UInt_t mod) const; | |
46 | // Compute the fraction of Live area (of the module for the SSD) | |
47 | virtual Double_t GetFracLive(const UInt_t mod) const; | |
48 | // Compute the fraction of bad (i.e. dead and noisy) area (of the module for the SSD) | |
49 | virtual Double_t GetFracBad(const UInt_t mod) const; | |
50 | virtual Bool_t WriteIntoCDB() const; | |
51 | virtual Bool_t ReadFromCDB(); // this method reads Data Members (statistics) from DataBase | |
1cc5cedc | 52 | Bool_t AddFromCDB(AliCDBId *cdbId); // this method updates Data Members (statistics) from DataBase |
53 | virtual Bool_t AddFromCDB() {AliCDBId *cdbId=0; return AddFromCDB(cdbId);} | |
7167ae53 | 54 | // method to locate a basic block from Detector Local coordinate (to be used in tracking) |
55 | // see file cxx for numbering convention. | |
56 | // here idet runs from 0 to 747 for layer 4 and from 0 to 949 for layer 5 | |
57 | UInt_t GetKeyFromDetLocCoord(Int_t ilay,Int_t idet, Float_t, Float_t locz) const; | |
58 | UInt_t Nblock() const; // return the number of basic blocks | |
aa0de373 | 59 | // compute the geometrical limit of a basic block (chip) in detector local coordinate system |
60 | Bool_t GetBlockBoundaries(const UInt_t key,Float_t& xmn,Float_t& xmx,Float_t& zmn,Float_t& zmx) const; | |
3ebe30ad | 61 | // Methods for dealing with auxiliary histograms |
62 | // method to set on/off the creation/updates of histograms (Histos are created/destroyed) | |
1cc5cedc | 63 | virtual void SetCreateHistos(Bool_t his=kFALSE) |
3ebe30ad | 64 | {fHis=his; if(fHis) {DeleteHistos(); InitHistos();} else DeleteHistos(); return; } |
1cc5cedc | 65 | //Bool_t FillHistos(UInt_t key, Bool_t found, Float_t trackXZ[2], Float_t clusterXZ[2], Int_t ctXZ[2]); |
66 | virtual Bool_t FillHistos(UInt_t key, Bool_t found, Float_t *track, Float_t *cluster, Int_t *ctype); | |
67 | virtual Bool_t WriteHistosToFile(TString filename="PlaneEffSSDHistos.root",Option_t* option = "RECREATE"); | |
68 | virtual Bool_t ReadHistosFromFile(TString filename="PlaneEffSSDHistos.root"); // histos must exist already ! | |
3ebe30ad | 69 | // This method increases the |
70 | // statistics of histos by adding | |
71 | // those of the input file. | |
1cc5cedc | 72 | UInt_t GetKey(const UInt_t mod) const; // unique key to locate the basic |
73 | // block of the SSD (the module itself) | |
6344adcc | 74 | protected: |
75 | virtual void Copy(TObject &obj) const; | |
76 | Int_t GetMissingTracksForGivenEff(Double_t eff, Double_t RelErr, UInt_t im) const; | |
1cc5cedc | 77 | UInt_t GetModFromKey(const UInt_t key) const; |
78 | void GetBadInModule(const UInt_t mod, UInt_t& bad) const; | |
6344adcc | 79 | |
80 | // | |
81 | Int_t fFound[kNModule]; // number of associated clusters in a given module | |
82 | Int_t fTried[kNModule]; // number of tracks used for module efficiency evaluation | |
1cc5cedc | 83 | // |
84 | private: | |
85 | enum {kNHisto = kNModule}; // The number of histograms: module by module. | |
86 | //enum {kNclu = 3}; // Build specific histos of residuals up to cluster size kNclu. | |
87 | // If you change them, then you must change implementation of | |
88 | // the method FillHistos. | |
89 | virtual void InitHistos(); // create histos by allocating memory for them | |
90 | virtual void DeleteHistos(); // deletete histos (memory is freed) | |
91 | void CopyHistos(AliITSPlaneEffSSD& target) const; // copy only histograms to target | |
3ebe30ad | 92 | // |
93 | TH1F **fHisResX; //! histos with residual distribution (track-cluster) along local X (r-phi) | |
94 | TH1F **fHisResZ; //! histos with residual distribution (track-cluster) along local Z | |
95 | TH2F **fHisResXZ; //! 2-d histos with residual distribution (track-cluster) along local X and Z | |
96 | TH2I **fHisClusterSize; //! histos with cluster-size distribution | |
1cc5cedc | 97 | // |
3ebe30ad | 98 | ClassDef(AliITSPlaneEffSSD,2) // SSD Plane Efficiency class |
6344adcc | 99 | }; |
7167ae53 | 100 | // |
101 | inline UInt_t AliITSPlaneEffSSD::Nblock() const {return kNModule;} | |
aa0de373 | 102 | inline Bool_t AliITSPlaneEffSSD::GetBlockBoundaries(const UInt_t key,Float_t& xmn,Float_t& xmx, |
103 | Float_t& zmn,Float_t& zmx) const { | |
104 | // This method return the geometrical boundaries of the active volume of a given | |
105 | // basic block, in the detector reference system. | |
106 | // | |
107 | if(key>=kNModule) | |
108 | {AliWarning("GetBlockBoundaries: you asked for a non existing key"); return kFALSE;} | |
109 | const Float_t kDxDefault = 72960.; // For Plane Eff. purpouses, default values | |
110 | const Float_t kDzDefault = 40000.; // are precise enough !!! | |
111 | const Float_t kconv = 1.0E-04; //converts microns to cm. | |
112 | xmn=-kconv*kDxDefault/2.; xmx=kconv*kDxDefault/2.; | |
113 | zmn=-kconv*kDzDefault/2.; zmx=kconv*kDzDefault/2.; | |
114 | return kTRUE; | |
115 | } | |
7167ae53 | 116 | // |
6344adcc | 117 | #endif |
118 |