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 */
6 /////////////////////////////////////////////////////////////////////////////////////////
8 // Implementation of the TPC pedestal calibration //
10 /////////////////////////////////////////////////////////////////////////////////////////
12 #include <TObjArray.h>
13 #include "AliTPCCalibRawBase.h"
17 class TTreeSRedirector;
20 class AliTPCRawStream;
24 struct eventHeaderStruct;
26 class AliTPCCalibPedestal : public AliTPCCalibRawBase {
29 AliTPCCalibPedestal();
30 AliTPCCalibPedestal(const AliTPCCalibPedestal &ped);
31 AliTPCCalibPedestal(const TMap *config);
32 virtual ~AliTPCCalibPedestal();
34 AliTPCCalibPedestal& operator = (const AliTPCCalibPedestal &source);
36 virtual Int_t Update(const Int_t isector, const Int_t iRow, const Int_t iPad,
37 const Int_t iTimeBin, const Float_t signal);
38 virtual void Analyse();
40 AliTPCCalROC* GetCalRocPedestal (Int_t sector, Bool_t force=kFALSE); // get calibration object - sector
41 AliTPCCalROC* GetCalRocSigma(Int_t sector, Bool_t force=kFALSE); // get calibration object - sector
42 const TObjArray* GetCalPadPedestal() const {return &fCalRocArrayPedestal;} // get calibration object
43 const TObjArray* GetCalPadSigma() const {return &fCalRocArraySigma;} // get calibration object
45 AliTPCCalROC* GetCalRocMean (Int_t sector, Bool_t force=kFALSE); // get calibration object - sector
46 AliTPCCalROC* GetCalRocRMS(Int_t sector, Bool_t force=kFALSE); // get calibration object - sector
47 const TObjArray* GetCalPadMean() const {return &fCalRocArrayMean;} // get calibration object
48 const TObjArray* GetCalPadRMS() const {return &fCalRocArrayRMS;} // get calibration object
50 TH2F* GetHistoPedestal (Int_t sector, Bool_t force=kFALSE); // get refernce histogram
52 void SetTimeAnalysis(Bool_t time = kTRUE); // Use ONLY in TPCPEDESTALda on LDC for one sector!
53 void AnalyseTime(Int_t nevents); // Makes sense only in TPCPEDESTALda on LDC!
54 TArrayF **GetTimePedestals() const { return fTimeSignal; } // Get array with time dependent pedestals (for one sector!)
56 Int_t GetAdcMin() const { return fAdcMin; }
57 Int_t GetAdcMax() const { return fAdcMax; }
58 Float_t GetAnaMeanDown() const { return fAnaMeanDown; }
59 Float_t GetAnaMeanUp() const { return fAnaMeanUp; }
61 void SetRangeAdc (Int_t aMin, Int_t aMax){ fAdcMin=aMin; fAdcMax=aMax; } // Set adc range for the pedestal calibration
62 void SetAnalysisTruncationRange(Float_t down, Float_t up) {fAnaMeanDown=down; fAnaMeanUp=up;} //Set range for truncated mean analysis of the channel information
64 void Merge(AliTPCCalibPedestal * const ped);
65 virtual Long64_t Merge(TCollection * const list);
67 Bool_t TestEvent(); // Test the fast approach to fill histogram - used for test purposes
70 Int_t fAdcMin; // min adc channel of pedestal value
71 Int_t fAdcMax; // max adc channel of pedestal value
73 Float_t fAnaMeanDown; // Truncated mean channel analysis - lower cut
74 Float_t fAnaMeanUp; // Truncated mean channel analysis - upper cut
76 Bool_t fTimeAnalysis; //! Should we use the time dependent analysis? ONLY ON LDC!
78 TObjArray fCalRocArrayPedestal; // Array of AliTPCCalROC class for pedestal values from gaus fit
79 TObjArray fCalRocArraySigma; // Array of AliTPCCalROC class for noise values from gaus fit
81 TObjArray fHistoPedestalArray; // Calibration histograms for Pedestal distribution
83 TArrayF **fTimeSignal; //! Arrays which hold time dependent signals
85 TObjArray fCalRocArrayMean; // Array of AliTPCCalROC class for pedestal values, simple mean
86 TObjArray fCalRocArrayRMS; // Array of AliTPCCalROC class for noise values, simple rms
88 TH2F* GetHisto(Int_t sector, TObjArray *arr,
89 Int_t nbinsY, Float_t ymin, Float_t ymax,
90 const Char_t *type, Bool_t force);
92 AliTPCCalROC* GetCalRoc(Int_t sector, TObjArray* arr, Bool_t force);
94 ClassDef(AliTPCCalibPedestal, 7) // Implementation of the TPC pedestal and noise calibration