1 #ifndef ALITPCCALIBPEDESTAL_H
2 #define ALITPCCALIBPEDESTAL_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
13 class TTreeSRedirector;
16 class AliTPCRawStream;
19 struct eventHeaderStruct;
21 class AliTPCCalibPedestal : public TObject {
24 AliTPCCalibPedestal();
25 AliTPCCalibPedestal(const AliTPCCalibPedestal &ped);
26 virtual ~AliTPCCalibPedestal();
28 AliTPCCalibPedestal& operator = (const AliTPCCalibPedestal &source);
30 Bool_t ProcessEvent(AliTPCRawStream *rawStream);
31 Bool_t ProcessEvent(AliRawReader *rawReader);
32 Bool_t ProcessEvent(eventHeaderStruct *event);
34 Int_t Update(const Int_t isector, const Int_t iRow, const Int_t iPad,
35 const Int_t iTimeBin, const Float_t signal);
38 AliTPCCalROC* GetCalRocPedestal (Int_t sector, Bool_t force=kFALSE); // get calibration object - sector
39 AliTPCCalROC* GetCalRocRMS(Int_t sector, Bool_t force=kFALSE); // get calibration object - sector
40 const TObjArray* GetCalPadPedestal (){return &fCalRocArrayPedestal;} // get calibration object
41 const TObjArray* GetCalPadRMS(){return &fCalRocArrayRMS;} // get calibration object
43 TH2F* GetHistoPedestal (Int_t sector, Bool_t force=kFALSE); // get refernce histogram
44 void DumpToFile(const Char_t *filename, const Char_t *dir="", const Bool_t append=kFALSE);
46 void SetTimeAnalysis(Bool_t time = kTRUE); // Use ONLY in TPCPEDESTALda on LDC for one sector!
47 void AnalyseTime(Int_t nevents); // Makes sense only in TPCPEDESTALda on LDC!
48 TArrayF **GetTimePedestals() const { return fTimeSignal; } // Get array with time dependent pedestals (for one sector!)
50 Int_t GetFirstTimeBin() const { return fFirstTimeBin; }
51 Int_t GetLastTimeBin() const { return fLastTimeBin; }
52 Int_t GetAdcMin() const { return fAdcMin; }
53 Int_t GetAdcMax() const { return fAdcMax; }
55 void SetRangeTime(Int_t tMin, Int_t tMax){ fFirstTimeBin=tMin; fLastTimeBin=tMax; } // Set time bin range that is used for the pedestal calibration
56 void SetRangeAdc (Int_t aMin, Int_t aMax){ fAdcMin=aMin; fAdcMax=aMax; } // Set adc range for the pedestal calibration
58 void SetOldRCUformat(Bool_t format=kTRUE) { fOldRCUformat = format; }
60 void Merge(AliTPCCalibPedestal *ped);
62 Bool_t TestEvent(); // Test the fast approach to fill histogram - used for test purposes
66 Int_t fFirstTimeBin; // First Time bin needed for analysis
67 Int_t fLastTimeBin; // Last Time bin needed for analysis
69 Int_t fAdcMin; // min adc channel of pedestal value
70 Int_t fAdcMax; // max adc channel of pedestal value
72 Bool_t fOldRCUformat; //! Should we use the old RCU format for data reading
73 Bool_t fTimeAnalysis; //! Should we use the time dependent analysis? ONLY ON LDC!
75 AliTPCROC *fROC; //! ROC information
77 TObjArray fCalRocArrayPedestal; // Array of AliTPCCalROC class for Time0 calibration
78 TObjArray fCalRocArrayRMS; // Array of AliTPCCalROC class for signal width calibration
80 TObjArray fHistoPedestalArray; // Calibration histograms for Pedestal distribution
82 TArrayF **fTimeSignal; //! Arrays which hold time dependent signals
84 TH2F* GetHisto(Int_t sector, TObjArray *arr,
85 Int_t nbinsY, Float_t ymin, Float_t ymax,
86 Char_t *type, Bool_t force);
88 AliTPCCalROC* GetCalRoc(Int_t sector, TObjArray* arr, Bool_t force);
91 ClassDef(AliTPCCalibPedestal, 2) // Implementation of the TPC pedestal and noise calibration