#ifndef ALIPHOS_H
#define ALIPHOS_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice     */
/* $Id$ */

/* History of cvs commits:
 *
 * $Log$
 * Revision 1.66  2006/03/24 21:39:33  schutz
 * Modification needed to include PHOS in the global trigger framework
 *
 * Revision 1.65  2006/03/07 18:56:25  kharlov
 * CDB is passed via environment variable
 *
 * Revision 1.64  2005/11/03 13:09:19  hristov
 * Removing meaningless const declarations (linuxicc)
 *
 * Revision 1.63  2005/07/26 13:32:39  kharlov
 * Restoring raw data fit from version of 29-Aug-2004
 *
 * Revision 1.62  2005/07/06 10:10:32  hristov
 * Moving the functions used to initialize TF1 and TF2 to the pivate part of the class
 *
 * Revision 1.61  2005/05/28 12:10:07  schutz
 * Copy constructor is corrected (by T.P.)
 *
 */


//_________________________________________________________________________
//  Base Class for PHOS     
//                  
//*-- Author: Laurent Aphecetche & Yves Schutz (SUBATECH)


// --- ROOT system ---
class TString ; 
class TTask ;
class TFolder ;
class TTree ; 
class TRandom ; 

// --- AliRoot header files ---
#include "AliDetector.h" 
#include "AliLog.h"
#include "AliPHOSGeometry.h" 
#include "AliPHOSTrigger.h"

class AliPHOS : public AliDetector {

public:

  AliPHOS() ;
  AliPHOS(const char* name, const char* title="") ;  
  AliPHOS(AliPHOS & phos) : AliDetector(phos) {
    //Copy(*this) ; 
    phos.Copy(*this);
  }
  virtual ~AliPHOS() ; 
  virtual void   AddHit(Int_t, Int_t*, Float_t *) {
    // do not use this definition but the one below
    AliFatal(Form("do not use")) ;
    
  }
  virtual void   AddHit( Int_t shunt, Int_t primary, Int_t track, 
			 Int_t id, Float_t *hits ) = 0 ;   
  virtual void Copy(TObject &phos)const; 
  virtual AliDigitizer* CreateDigitizer(AliRunDigitizer* manager) const;
  virtual void  CreateMaterials() ;            
  virtual void  Digits2Raw();
  virtual void  FinishRun() {;}
  virtual AliPHOSGeometry * GetGeometry() const 
  {return AliPHOSGeometry::GetInstance(GetTitle(),"") ;  }

  virtual void    Hits2SDigits();
  virtual Int_t   IsVersion(void) const = 0 ;  

  virtual AliTriggerDetector* CreateTriggerDetector() const 
    { return new AliPHOSTrigger(); }

  // Raw Read Out
  Double_t GetRawFormatCapa() const { return fgCapa ; }   
  Double_t GetRawFormatHighCharge() const { return fHighCharge ; }  
  Double_t GetRawFormatHighGain() const { return fHighGain ; }  
  Double_t GetRawFormatHighLowGainFactor() const { return fHighLowGainFactor ; }  
  Double_t GetRawFormatLowCharge() const { return ( fHighCharge *  fHighLowGainFactor ) ; }  
  Double_t GetRawFormatLowGain() const { return ( fHighGain / fHighLowGainFactor ) ; }  
  Int_t GetRawFormatLowGainOffset() const { return fLowGainOffset ; }  
  Int_t GetRawFormatOrder() const { return fgOrder ; }   
  Int_t GetRawFormatTimeBins() const { return fkTimeBins ; }    
  Double_t GetRawFormatTimeMax() const { return fgTimeMax ; }   
  Double_t GetRawFormatTimePeak() const { return fgTimePeak ; }    
  Double_t GetRawFormatTimeTrigger() const { return fgTimeTrigger ; }   
  static Double_t RawResponseFunctionMax(Double_t charge, Double_t gain) ;
  static Double_t RawResponseFunction(Double_t *x, Double_t *par) ; 
  Bool_t   RawSampledResponse(Double_t dtime, Double_t damp, Int_t * adcH, Int_t * adcL) const ; 
  //
  virtual AliLoader* MakeLoader(const char* topfoldername);
  virtual void    SetTreeAddress();   
  virtual const TString Version() const {return TString(" ") ; } 
  AliPHOS & operator = (const AliPHOS & /*rvalue*/)  {
    Fatal("operator =", "not implemented") ; return *this ; }


protected:

  
  
  static Double_t fgCapa ;              // capacitor of the preamplifier for the raw RO signal
  Double_t fHighCharge ;                // high charge (to convert energy to charge) for the raw RO signal
  Double_t fHighGain ;                  // high gain for the raw RO signal
  Double_t fHighLowGainFactor ;         // high to low gain factor for the raw RO signal
  Int_t    fLowGainOffset ;             // to separate high from low gain in the DDL
  static Int_t fgOrder ;                // order of the gamma function for the RO signal
//   static const Int_t fkTimeBins = 256 ; // number of sampling bins of the raw RO signal  
  static const Int_t fkTimeBins = 64 ; // number of sampling bins of the raw RO signal  
  static Double_t fgTimeMax ;           // maximum sampled time of the raw RO signal                             
  static Double_t fgTimePeak ;          // peaking time of the raw RO signal                                    
  static Double_t fgTimeTrigger ;       // time of the trigger for the RO signal 
                                        
  ClassDef(AliPHOS,5) // Photon Spectrometer Detector (base class)
} ;

#endif // ALIPHOS_H