1 #ifndef ALITRDCALIBDB_H
2 #define ALITRDCALIBDB_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
6 ///////////////////////////////////////////////////////////////////////////////
8 // Class providing the calibration parameters by accessing the CDB //
10 ///////////////////////////////////////////////////////////////////////////////
19 class AliTRDCalMonitoring;
21 class AliTRDcalibDB : public TObject {
25 enum { kNplan = 6, kNcham = 5, kNsect = 18, kNdet = 540 };
27 static AliTRDcalibDB *Instance();
28 static void Terminate();
30 void SetRun(Long64_t run);
31 Long64_t GetRun() { return fRun; }
33 Float_t GetVdrift(Int_t det, Int_t col, Int_t row);
34 Float_t GetVdriftAverage(Int_t det);
36 Float_t GetT0(Int_t det, Int_t col, Int_t row);
37 Float_t GetT0Average(Int_t det);
39 Float_t GetGainFactor(Int_t det, Int_t col, Int_t row);
40 Float_t GetGainFactorAverage(Int_t det);
42 Float_t GetPRFWidth(Int_t det, Int_t col, Int_t row);
44 Float_t GetSamplingFrequency();
45 Int_t GetNumberOfTimeBins();
47 Char_t GetPadStatus(Int_t det, Int_t col, Int_t row);
48 Char_t GetChamberStatus(Int_t det);
50 Bool_t IsPadMasked(Int_t det, Int_t col, Int_t row);
51 Bool_t IsPadBridgedLeft(Int_t det, Int_t col, Int_t row);
52 Bool_t IsPadBridgedRight(Int_t det, Int_t col, Int_t row);
54 Bool_t IsChamberInstalled(Int_t det);
55 Bool_t IsChamberMasked(Int_t det);
57 const AliTRDCalMonitoring *GetMonitoringObject();
58 const AliTRDCalPIDLQ *GetPIDLQObject();
60 // Related functions, these depend on calibration data
61 static Float_t GetOmegaTau(Float_t vdrift, Float_t bz);
63 Int_t PadResponse(Double_t signal, Double_t dist, Int_t plane, Double_t *pad) const;
67 // For caching see also implentation of GetCachedCDBObject in the .cxx file
68 enum { kCDBCacheSize = 15 }; // Number of cached objects
69 enum { kIDVdriftPad = 0, kIDVdriftChamber,
70 kIDT0Pad, kIDT0Chamber,
71 kIDGainFactorPad, kIDGainFactorChamber,
74 kIDChamberPos, kIDStackPos, kIDSuperModulePos,
75 kIDPIDLQ, kIDMonitoringData,
76 kIDChamberStatus, kIDPadStatus }; // IDs of cached objects
78 const TObject* GetCachedCDBObject(Int_t id);
83 AliCDBEntry *GetCDBEntry(const char* cdbPath);
84 const TObject *CacheCDBEntry(Int_t id, const char* cdbPath);
86 static AliTRDcalibDB *fgInstance; // Instance of this class (singleton implementation)
87 static Bool_t fgTerminated; // Defines if this class has already been terminated
89 AliCDBEntry *fCDBEntries[kCDBCacheSize]; // Cache for CDB entries
90 TObject *fCDBCache[kCDBCacheSize]; // Cache for calibration objects.
92 Long64_t fRun; // Run Number
94 Float_t *fPRFsmp; //! Sampled pad response
95 Int_t fPRFbin; // Number of bins for the PRF
96 Float_t fPRFlo; // Lower boundary of the PRF
97 Float_t fPRFhi; // Higher boundary of the PRF
98 Float_t fPRFwid; // Bin width of the sampled PRF
99 Int_t fPRFpad; // Distance to next pad in PRF
103 AliTRDcalibDB(); // This is a singleton, constructor is private!
104 AliTRDcalibDB(const AliTRDcalibDB &c);
105 AliTRDcalibDB &operator=(const AliTRDcalibDB &c);
106 virtual ~AliTRDcalibDB();
108 ClassDef(AliTRDcalibDB,3) // Provides central access to the CDB