FMD/AliFMDDigitizer.h

   1 #ifndef ALIFMDDIGITIZER_H
   2 #define ALIFMDDIGITIZER_H
   3 /* Copyright(c) 1998-2000, ALICE Experiment at CERN, All rights
   4  * reserved.
   5  *
   6  * See cxx source for full Copyright notice
   7  */
   8 #ifndef ALIDIGITIZER_H
   9 # include <AliDigitizer.h>
  10 #endif
  11 #ifndef ALIRUNDIGITIZER_H
  12 # include <AliRunDigitizer.h>
  13 #endif
  14 #ifndef ALIFMDEdepMAP_H
  15 # include "AliFMDEdepMap.h"
  16 #endif
  17 #ifndef __UTILITY__
  18 # include <utility>
  19 #endif
  20 // #ifndef ROOT_TArrayF
  21 // # include <TArrayF.h>
  22 // #endif
  23
  24 //====================================================================
  25 class TClonesArray;
  26 class AliFMD;
  27 class AliLoader;
  28 class AliRunLoader;
  29
  30
  31 //====================================================================
  32 class AliFMDBaseDigitizer : public AliDigitizer
  33 {
  34 public:
  35   AliFMDBaseDigitizer();
  36   AliFMDBaseDigitizer(AliRunDigitizer * manager);
  37   AliFMDBaseDigitizer(const Char_t* name, const Char_t* title);
  38   virtual ~AliFMDBaseDigitizer();
  39
  40   // Do the main work
  41   virtual Bool_t Init();
  42
  43   // Extra member functions
  44   void     SetVA1MipRange(UShort_t r=20) { fVA1MipRange = r; }
  45   void     SetAltroChannelSize(UShort_t s=1024) { fAltroChannelSize = s;}
  46   void     SetSampleRate(UShort_t r=1) { fSampleRate = (r>2 ? 2 : r); }
  47   void     SetShapingTime(Float_t t=10) { fShapingTime = t;  }
  48
  49   UShort_t GetVA1MipRange()      const { return fVA1MipRange; }
  50   UShort_t GetAltroChannelSize() const { return fAltroChannelSize; }
  51   UShort_t GetSampleRate()       const { return fSampleRate; }
  52   Float_t  GetShapingTime()      const { return fShapingTime; }
  53 protected:
  54   virtual void     SumContributions(AliFMD* fmd);
  55   virtual void     DigitizeHits(AliFMD* fmd) const;
  56   virtual void     ConvertToCount(Float_t   edep,
  57                                   Float_t   last,
  58                                   Float_t   siThickness,
  59                                   Float_t   siDensity,
  60                                   TArrayI&  counts) const;
  61   virtual UShort_t MakePedestal() const { return 0; }
  62   virtual void     AddNoise(TArrayI&) const {}
  63   virtual void     AddDigit(AliFMD*  /* fmd      */,
  64                             UShort_t /* detector */,
  65                             Char_t   /* ring     */,
  66                             UShort_t /* sector   */,
  67                             UShort_t /* strip    */,
  68                             Float_t  /* edep     */,
  69                             UShort_t /* count1   */,
  70                             Short_t  /* count2   */,
  71                             Short_t  /* count3   */) const {}
  72
  73   AliRunLoader* fRunLoader;        // Run loader
  74   AliFMDEdepMap fEdep;             // Cache of Energy from hits
  75   UShort_t      fVA1MipRange;      // How many MIPs the pre-amp can do
  76   UShort_t      fAltroChannelSize; // Largest # to store in 1 ADC chan.
  77   UShort_t      fSampleRate;       // Times the ALTRO samples pre-amp.
  78   Float_t       fShapingTime;      // Shaping profile parameter
  79
  80   ClassDef(AliFMDBaseDigitizer,0) // Base class for FMD digitizers
  81 };
  82
  83 //====================================================================
  84 class AliFMDDigitizer : public AliFMDBaseDigitizer
  85 {
  86 public:
  87   AliFMDDigitizer();
  88   AliFMDDigitizer(AliRunDigitizer * manager);
  89   virtual ~AliFMDDigitizer() {}
  90   virtual void  Exec(Option_t* option=0);
  91
  92
  93   // Extra member functions
  94   void     SetPedestal(Float_t mean=10, Float_t width=.5);
  95   void     GetPedestal(Float_t& mean,   Float_t& width) const;
  96 protected:
  97   virtual void     AddDigit(AliFMD*  fmd,
  98                             UShort_t detector,
  99                             Char_t   ring,
 100                             UShort_t sector,
 101                             UShort_t strip,
 102                             Float_t  edep,
 103                             UShort_t count1,
 104                             Short_t  count2,
 105                             Short_t  count3) const;
 106   virtual UShort_t MakePedestal() const;
 107   virtual void     CheckDigit(Float_t         edep,
 108                               UShort_t        nhits,
 109                               const TArrayI&  counts);
 110   Float_t       fPedestal;         // Mean of pedestal
 111   Float_t       fPedestalWidth;    // Width of pedestal
 112   ClassDef(AliFMDDigitizer,0) // Make Digits from Hits
 113 };
 114 //____________________________________________________________________
 115 inline void
 116 AliFMDDigitizer::SetPedestal(Float_t mean, Float_t width)
 117 {
 118   fPedestal      = mean;
 119   fPedestalWidth = width;
 120 }
 121
 122 //____________________________________________________________________
 123 inline void
 124 AliFMDDigitizer::GetPedestal(Float_t& mean, Float_t& width)  const
 125 {
 126   mean  = fPedestal;
 127   width = fPedestalWidth;
 128 }
 129
 130
 131 //====================================================================
 132 class AliFMDSDigitizer : public AliFMDBaseDigitizer
 133 {
 134 public:
 135   AliFMDSDigitizer();
 136   AliFMDSDigitizer(const Char_t* headerFile, const Char_t* sdigFile="");
 137   virtual ~AliFMDSDigitizer();
 138   virtual void  Exec(Option_t* option=0);
 139 protected:
 140   virtual void     AddDigit(AliFMD*  fmd,
 141                             UShort_t detector,
 142                             Char_t   ring,
 143                             UShort_t sector,
 144                             UShort_t strip,
 145                             Float_t  edep,
 146                             UShort_t count1,
 147                             Short_t  count2,
 148                             Short_t  count3) const;
 149   ClassDef(AliFMDSDigitizer,0) // Make Summable Digits from Hits
 150 };
 151
 152
 153
 154 #endif
 155 //____________________________________________________________________
 156 //
 157 // Local Variables:
 158 //   mode: C++
 159 // End:
 160 //
 161 //
 162 // EOF
 163 //
 164