EicDigiHitProducer.h

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//
// AYK (ayk@bnl.gov), 2013/06/13
//
//  EIC digitized hit producer class; assume some basic functionality 
//  can be established, although tracking and calorimeter detectors
//  will have their own (inherited) classes for this purpose;
//

#include <TVector3.h>
class TClonesArray;
class TObjectArray;

#include <FairTask.h>
#include <PndGeoHandling.h>

#include <EicDetName.h>
#include <EicNamePatternHub.h>
#include <EicMoCaPoint.h>
#include <EicGeoParData.h>

#ifndef _EIC_DIGI_HIT_PRODUCER_
#define _EIC_DIGI_HIT_PRODUCER_

class EicDigiHitProducer : public FairTask
{
 public:
  EicDigiHitProducer() { ResetVars(); }; 
  EicDigiHitProducer(const char *name);

  ~EicDigiHitProducer() {};

  void ResetVars() {
    mDigiHitArray = 0; 
    mGptr = 0; 
    mMoCaPointArray = 0; mDetName = 0;
  };

  enum SmearingModel {NoAction, Smear, Quantize, Calculate};

  InitStatus Init();
  virtual InitStatus ExtraInit() {return kSUCCESS; };

  virtual int PreExec() { return 0; };
  virtual void Exec(Option_t* opt);
  virtual int PostExec() { return 0; };

  virtual int HandleHit(const EicMoCaPoint *point) = 0;
 
  void SetPersistence(Bool_t persistence) { mPersistence = persistence; }

  // Birk's constant should be given in [cm]/[GeV] units; 
  void DeclareDigiSensitiveVolume(const char *name, Double_t Kb = 0.0) /*const*/ { 
    /* mDigi->*/mSensitiveVolumes.AddExactMatch(name, Kb);
  };
  void DeclareDigiSensitiveVolumePrefix(const char *name, Double_t Kb = 0.0) /*const*/ { 
    /*mDigi->*/mSensitiveVolumes.AddPrefixMatch(name, Kb);
  };

 protected:
  EicDetName *mDetName;          

  TClonesArray* mDigiHitArray;   

  // Put EicGeoMap->TGeoNode mapping table creator in a separate class;
  EicGeoParData *mGptr;          

  EicNamePatternHub<double> mSensitiveVolumes;// sensitive volumes with their respective Birks' constants

  Bool_t  mPersistence;          

 private: 
  void SetParContainers();

  TClonesArray* mMoCaPointArray; 

  Int_t mEventCounter;           
  
  EicDigiHitProducer(const  EicDigiHitProducer& L);
  EicDigiHitProducer& operator= (const  EicDigiHitProducer&) {return *this;}

  ClassDef(EicDigiHitProducer,8);
};

#endif