Line data    Source code

       1             : #ifndef ALITRDCALONLINEGAINTABLEMCM_H
       2             : #define ALITRDCALONLINEGAINTABLEMCM_H
       3             : /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
       4             :  * See cxx source for full Copyright notice                               */
       5             : 
       6             : #include <TObject.h>
       7             : 
       8             : //////////////////////////////////////////////////////////////////////////////////////////////
       9             : //
      10             : // Data structure to store gaintables of the online calibration in the OCDB
      11             : // consisting of three classes:
      12             : // AliTRDCalOnlineGainTable 
      13             : // AliTRDCalOnlineGainTableROC 
      14             : // AliTRDCalOnlineGainTableMCM
      15             : //
      16             : // AliTRDCalOnlineGainTable is the main class from which all stored data can be accessed.
      17             : // The two sub-classes AliTRDCalOnlineGainTableROC and AliTRDCalOnlineGainTableMCM
      18             : // contain the gaintables on ROC level and on the MCM level respectively.
      19             : //
      20             : // The online calibration is used to compensate gain deviations on the pad level.
      21             : // For the offline reconstruction the online calibration has to be undone. 
      22             : // The corresponding gain correction factor that was used by the online gain filter can be accessed 
      23             : // via the functions AliTRDCalOnlineGainTable::GetGainCorrectionFactor(Int_t det, Int_t row, Int_t col) 
      24             : // and AliTRDCalOnlineGainTable::GetGainCorrectionFactor(Int_t sector, Int_t stack, Int_t layer, Int_t row, Int_t col).
      25             : //
      26             : // With the class AliTRDCalOnlineGainTablesMCM all values used for the 
      27             : // online calibration can be set and accessed on the MCM/channel level
      28             : //
      29             : //////////////////////////////////////////////////////////////////////////////////////////////
      30             : 
      31           0 : class AliTRDCalOnlineGainTableMCM: public TObject
      32             : {
      33             : public:
      34             : 
      35             :   AliTRDCalOnlineGainTableMCM();
      36             :   ~AliTRDCalOnlineGainTableMCM();
      37             : 
      38             :   Float_t GetGainCorrectionFactor(Int_t channel);
      39             :   Float_t GetMCMGain();
      40             :   Short_t GetAdcdac();
      41             :   Short_t GetFGAN(Int_t channel);
      42             :   Short_t GetFGFN(Int_t channel);
      43             :   
      44           0 :   void SetAdcdac(Short_t x) {fAdcdac = x;} // Sets fAdcdac to the given value
      45           0 :   void SetMCMGain(Float_t x) {fMCMGain = x;} // Sets fMCMGain to the given value
      46             : 
      47           0 :   void SetFGFN(Short_t ch, Short_t x) {fFGFN[ch] = x;} // Sets fFGFN to the given value
      48           0 :   void SetFGAN(Short_t ch, Short_t x) {fFGAN[ch] = x;} // Sets fFGAN to the given value
      49             : 
      50             : protected:
      51             : 
      52             :   Short_t fAdcdac;   // Reference voltage of the ADCs  U_Ref =  (1.05V + (fAdcdac/31)*0.4V
      53             : 
      54             :   Short_t fFGFN[21]; // Gain Correction Filter Factor
      55             :   Short_t fFGAN[21]; // Gain Correction Filter Additive
      56             : 
      57             :   Float_t fMCMGain;  // Gain Factor which would lead to a Correction Factor of 1.0 within the MCM
      58             : 
      59             : 
      60     1834548 :   ClassDef(AliTRDCalOnlineGainTableMCM,2); // TRD online gain table of a MCM
      61             : 
      62             : };
      63             : 
      64             : #endif