]> git.uio.no Git - u/mrichter/AliRoot.git/blobdiff - TRD/AliTRDdigitizer.h
Put 0.1 as minimal value of the gas gain (Raphaelle)
[u/mrichter/AliRoot.git] / TRD / AliTRDdigitizer.h
index 9823b830ca11f27c7a8bf9f34a79f80412d52db0..fbbefc2dc75634517c83b6e8f061b12aa5204b4b 100644 (file)
-#ifndef TRDdigitizer_h
-#define TRDdigitizer_h
+#ifndef ALITRDDIGITIZER_H
+#define ALITRDDIGITIZER_H
 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
  * See cxx source for full Copyright notice                               */
 
 /* $Id$ */
 
-#include <TNamed.h>
-#include <TFile.h>
-#include <TF1.h>
+////////////////////////////////////////////////////////////////////////////
+//                                                                        //
+//  Produces digits from the hits information                             //
+//                                                                        //
+////////////////////////////////////////////////////////////////////////////
 
-#include "AliHit.h" 
-#include "AliTRDdigit.h"
-#include "AliTRDconst.h"
-#include "AliTRDgeometry.h"
+#include "AliDigitizer.h"
 
-class AliTRDdigitsManager;
+class TFile;
+class TF1;
+
+class AliRunDigitizer;
+class AliRunLoader;
 
-///////////////////////////////////////////////////////
-//  Produces digits from the hits information        //
-///////////////////////////////////////////////////////
+class AliTRD;
+class AliTRDdigitsManager;
+class AliTRDgeometry;
+class AliTRDarraySignal;
+class AliTRDarrayADC;
+class AliTRDmcmSim;
 
-class AliTRDdigitizer : public TNamed {
+class AliTRDdigitizer : public AliDigitizer {
 
  public:
 
   AliTRDdigitizer();
-  AliTRDdigitizer(const Text_t* name, const Text_t* title);
-  ~AliTRDdigitizer();
+  AliTRDdigitizer(const Text_t *name, const Text_t *title);
+  AliTRDdigitizer(AliRunDigitizer *manager, const Text_t *name, const Text_t *title);
+  AliTRDdigitizer(AliRunDigitizer *manager);
+  AliTRDdigitizer(const AliTRDdigitizer &d);
+  virtual             ~AliTRDdigitizer();
+  AliTRDdigitizer     &operator=(const AliTRDdigitizer &d);
+
+  virtual void         Copy(TObject &d) const;
+          Bool_t       InitDetector();
+          void         InitOutput(Int_t iEvent);
+  virtual void         Exec(const Option_t * const option = 0);  
+
+  virtual Bool_t       Open(const Char_t *file, Int_t nEvent = 0);
+  virtual Bool_t       Open(AliRunLoader * const runLoader, Int_t nEvent = 0);
+  virtual Bool_t       MakeBranch(TTree *tree) const;
+  virtual Bool_t       WriteDigits() const;
+
+  virtual void         AddSDigitsManager(AliTRDdigitsManager *manager);
+  virtual void         DeleteSDigitsManager();
 
-  virtual void         Init();
-  virtual Bool_t       Open(const Char_t *name, Int_t nEvent = 0);
   virtual Bool_t       MakeDigits();
-  virtual Bool_t       WriteDigits();
-
-  virtual void         SetGasGain(Float_t gasgain)     { fGasGain       = gasgain;  };
-  virtual void         SetNoise(Float_t noise)         { fNoise         = noise;    };
-  virtual void         SetChipGain(Float_t chipgain)   { fChipGain      = chipgain; };
-  virtual void         SetADCoutRange(Float_t range)   { fADCoutRange   = range;    };
-  virtual void         SetADCinRange(Float_t range)    { fADCinRange    = range;    };
-  virtual void         SetADCthreshold(Int_t thresh)   { fADCthreshold  = thresh;   };
-  virtual void         SetDiffusion(Int_t diff_on = 1) { fDiffusionOn   = diff_on;  };
-  virtual void         SetDiffusionT(Float_t diff)     { fDiffusionT    = diff;     };
-  virtual void         SetDiffusionL(Float_t diff)     { fDiffusionL    = diff;     };
-  virtual void         SetElAttach(Int_t el_on = 1)    { fElAttachOn    = el_on;    };
-  virtual void         SetElAttachProp(Float_t prop)   { fElAttachProp  = prop;     };
-  virtual void         SetExB(Int_t exb_on = 1)        { fExBOn         = exb_on;   };
-  virtual void         SetLorentzAngle(Float_t angle)  { fLorentzAngle  = angle;    };
-  virtual void         SetPadResponse(TF1 *PRF)        { if (fPRF) delete fPRF;
-                                                         fPRF           = PRF;      };
-
-  AliTRDdigitsManager *Digits()                        { return fDigits;        };
-
-  virtual Float_t      GetGasGain()                    { return fGasGain;       };
-  virtual Float_t      GetNoise()                      { return fNoise;         };
-  virtual Float_t      GetChipGain()                   { return fChipGain;      };
-  virtual Float_t      GetADCoutRange()                { return fADCoutRange;   };
-  virtual Float_t      GetADCinRange()                 { return fADCinRange;    };
-  virtual Int_t        GetADCthreshold()               { return fADCthreshold;  };
-  virtual Float_t      GetDiffusionT()                 { return fDiffusionT;    };
-  virtual Float_t      GetDiffusionL()                 { return fDiffusionL;    };
-  virtual Float_t      GetElAttachProp()               { return fElAttachProp;  };
-  virtual Float_t      GetLorentzAngle()               { return fLorentzAngle;  };
-  virtual TF1         *GetPadResponse()                { return fPRF;           };
+
+          Bool_t       SortHits(Float_t **hits, Int_t *nhit);
+          Bool_t       ConvertHits(Int_t det, const Float_t * const hits, Int_t nhit, AliTRDarraySignal *signals);
+          Bool_t       ConvertSignals(Int_t det, AliTRDarraySignal *signals);
+
+          Bool_t       Digits2SDigits(AliTRDdigitsManager * const manDig, AliTRDdigitsManager * const manSDig);
+          Bool_t       SDigits2Digits();
+          Bool_t       MergeSDigits();
+          Bool_t       ConvertSDigits();
+
+          Bool_t       Signal2ADC(Int_t det, AliTRDarraySignal *signals);
+          Bool_t       Signal2SDigits(Int_t det, AliTRDarraySignal *signals);
+          Bool_t       CopyDictionary(Int_t det);
+         void         CompressOutputArrays(Int_t det);
+
+          void         SetCompress(Int_t c = 1)                    { fCompress        = c;   }
+          void         SetSDigits(Int_t v = 1)                     { fSDigits         = v;   }
+          void         SetEvent(Int_t v = 0)                       { fEvent           = v;   }
+          void         SetManager(AliTRDdigitsManager * const man) { fDigitsManager   = man; }
+          void         SetGeometry(AliTRDgeometry * const geo)     { fGeo             = geo; }
+          void         SetMergeSignalOnly(Bool_t m = kTRUE)        { fMergeSignalOnly = m;   }
+
+  AliTRDdigitsManager *Digits() const                              { return fDigitsManager;  }
+
+          Bool_t       GetCompress() const                         { return fCompress;       }
+          Bool_t       GetSDigits() const                          { return fSDigits;        }
+          Float_t      GetLorentzFactor(Float_t vdrift);
+
+          Int_t        Diffusion(Float_t vdrift, Double_t absdriftlength
+                               , Double_t &lRow, Double_t &lCol, Double_t &lTime);
+          Int_t        ExB(Float_t vdrift, Double_t driftlength, Double_t &lRow);
+         void         RunDigitalProcessing(Int_t det = 0);
 
  protected:
 
-  TFile               *fInputFile;       //! ALIROOT-filename
-  AliTRDdigitsManager *fDigits;          //! TRD digits manager
-  AliTRD              *fTRD;             //! TRD detector class
-  AliTRDgeometry      *fGeo;             //! TRD geometry
-  
-  Int_t                fEvent;           //! Event number
-
-  Float_t              fGasGain;         // Gas gain
-  Float_t              fNoise;           // Electronics noise
-  Float_t              fChipGain;        // Electronics gain
-  Float_t              fADCoutRange;     // ADC output range (number of channels)
-  Float_t              fADCinRange;      // ADC input range (input charge)
-  Int_t                fADCthreshold;    // ADC threshold in ADC channel
-  Int_t                fDiffusionOn;     // Switch for the diffusion
-  Float_t              fDiffusionT;      // Diffusion in transverse direction
-  Float_t              fDiffusionL;      // Diffusion in longitudinal direction
-  Int_t                fElAttachOn;      // Switch for the electron attachment
-  Float_t              fElAttachProp;    // Propability for electron attachment (for 1m)
-  Int_t                fExBOn;           // Switch for the ExB effects
-  Float_t              fLorentzAngle;    // Lorentz angle 
-  Float_t              fLorentzFactor;   // Factor due to Lorentz force
-  TF1                 *fPRF;             // Pad response function
-
- private:
-
-  virtual Int_t       Diffusion(Float_t driftlength, Float_t *xyz);
-  virtual Int_t       ExB(Float_t driftlength, Float_t *xyz);  
-  
-  ClassDef(AliTRDdigitizer,1)            // Produces TRD-Digits
+  AliRunLoader        *fRunLoader;          //! Local pointer
+  AliTRDdigitsManager *fDigitsManager;      //! Manager for the output digits
+  AliTRDdigitsManager *fSDigitsManager;     //! Manager for the summed input s-digits
+  TList               *fSDigitsManagerList; //! List of managers of input s-digits
+  AliTRD              *fTRD;                //! TRD detector class
+  AliTRDgeometry      *fGeo;                //! TRD geometry
 
-};
+  AliTRDmcmSim        *fMcmSim;             //! MCM simulation for digital processing
 
+          Int_t        fEvent;              //! Event number
+          Int_t       *fMasks;              //! Masks for the merging
+          Bool_t       fCompress;           //  Switch to keep only compressed data in memory
+          Bool_t       fSDigits;            //  Switch for the summable digits
+          Bool_t       fMergeSignalOnly;    //  Merge only detectors that contain a signal
+
+  ClassDef(AliTRDdigitizer,20)              //  Produces TRD-Digits
+
+};
 #endif