[u/mrichter/AliRoot.git] / PHOS / AliPHOSDigitizer.h

#ifndef ALIPHOSDigitizer_H
#define ALIPHOSDigitizer_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 1.37  2007/10/10 09:05:10  schutz
 * Changing name QualAss to QA
 *
 * Revision 1.36  2007/09/30 17:08:20  schutz
 * Introducing the notion of QA data acquisition cycle (needed by online)
 *
 * Revision 1.35  2007/08/07 14:12:03  kharlov
 * Quality assurance added (Yves Schutz)
 *
 * Revision 1.34  2006/04/29 20:25:30  hristov
 * Decalibration is implemented (Yu.Kharlov)
 *
 * Revision 1.33  2005/05/28 14:19:04  schutz
 * Compilation warnings fixed by T.P.
 *
 */

//_________________________________________________________________________
//  Task Class for making SDigits in PHOS      
// Class performs digitization of Summable digits (in the PHOS case this is just
// sum of contributions of all primary particles into given cell). 
// In addition it performs mixing of summable digits from different events.
//                  
//*-- Author: Dmitri Peressounko(SUBATECH & KI)


// --- ROOT system ---
//#include "TObjString.h"
class TArrayI ;
class TClonesArray ; 

// --- Standard library ---

// --- AliRoot header files ---
#include "AliDigitizer.h"
#include "AliConfig.h"
#include "AliPHOSPulseGenerator.h"
class AliDigitizationInput ;
class AliPHOSCalibData ; 

class AliPHOSDigitizer: public AliDigitizer {

public:
  AliPHOSDigitizer() ;          // ctor
  AliPHOSDigitizer(TString alirunFileNameFile, TString eventFolderName = AliConfig::GetDefaultEventFolderName()) ; 
  AliPHOSDigitizer(AliDigitizationInput * digInput) ;
  virtual ~AliPHOSDigitizer() ;       

  void    Digitize(Int_t event) ;            // Make Digits from SDigits 
  void    Digitize(Option_t *option);                  // Supervising method

  void   SetEventRange(Int_t first=0, Int_t last=-1) {fFirstEvent=first; fLastEvent=last; }

  //General
  Int_t   GetDigitsInRun()  const { return fDigitsInRun ;}  

  void    Print(const Option_t * = "")const ;
 
private:
  AliPHOSDigitizer(const AliPHOSDigitizer & dtizer) ;
  AliPHOSDigitizer & operator = (const AliPHOSDigitizer & /*rvalue*/);

  virtual Bool_t Init() ; 
  void    InitParameters() ; 
  void    PrintDigits(Option_t * option) ;
  void    Unload() ; 
  void    WriteDigits() ;                     // Writes Digits for the current event
  Float_t TimeOfNoise(void) const;            // Calculate time signal generated by noise

  Float_t TimeResolution(Float_t energy) ;    //TOF resolution

  //Calculate the time of crossing of the threshold by front edge
  //  Float_t FrontEdgeTime(TClonesArray * ticks) const ; 
  //Calculate digitized signal with gived ADC parameters
  Float_t Calibrate(Float_t amp, Int_t absId) ;
  Float_t CalibrateT(Float_t time, Int_t absId) ;
  void    Decalibrate(AliPHOSDigit * digit);
  Int_t   DigitizeCPV(Float_t charge, Int_t absId) ;

private:

  Bool_t  fDefaultInit;             //! Says if the task was created by defaut ctor (only parameters are initialized)
  Int_t   fDigitsInRun ;            //! Total number of digits in one run
  Bool_t  fInit ;                   //! To avoid overwriting existing files

  Int_t   fInput ;                  // Number of files to merge
  TString * fInputFileNames ;       //[fInput] List of file names to merge 
  TString * fEventNames ;           //[fInput] List of event names to merge

  Int_t   fEmcCrystals ;            // Number of EMC crystalls in the given geometry

  TString fEventFolderName;         // skowron: name of EFN to read data from in stand alone mode
  Int_t   fFirstEvent;              // first event to process
  Int_t   fLastEvent;               // last  event to process 
  AliPHOSCalibData* fcdb;           //! Calibration parameters DB

  Int_t fEventCounter ;             //! counts the events processed

  AliPHOSPulseGenerator *fPulse;    //! Pulse shape generator
  Int_t *fADCValuesLG;              //! Array of low-gain ALTRO samples
  Int_t *fADCValuesHG;              //! Array of high-gain ALTRO samples
  
  ClassDef(AliPHOSDigitizer,5)  // description 

};


#endif // AliPHOSDigitizer_H
Commit	Line	Data
	1	#ifndef ALIPHOSDigitizer_H
	2	#define ALIPHOSDigitizer_H
	3	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	4	* See cxx source for full Copyright notice */
	5
	6	/* $Id$ */
	7
	8	/* History of cvs commits:
	9	*
	10	* $Log$
	11	* Revision 1.37 2007/10/10 09:05:10 schutz
	12	* Changing name QualAss to QA
	13	*
	14	* Revision 1.36 2007/09/30 17:08:20 schutz
	15	* Introducing the notion of QA data acquisition cycle (needed by online)
	16	*
	17	* Revision 1.35 2007/08/07 14:12:03 kharlov
	18	* Quality assurance added (Yves Schutz)
	19	*
	20	* Revision 1.34 2006/04/29 20:25:30 hristov
	21	* Decalibration is implemented (Yu.Kharlov)
	22	*
	23	* Revision 1.33 2005/05/28 14:19:04 schutz
	24	* Compilation warnings fixed by T.P.
	25	*
	26	*/
	27
	28	//_________________________________________________________________________
	29	// Task Class for making SDigits in PHOS
	30	// Class performs digitization of Summable digits (in the PHOS case this is just
	31	// sum of contributions of all primary particles into given cell).
	32	// In addition it performs mixing of summable digits from different events.
	33	//
	34	//*-- Author: Dmitri Peressounko(SUBATECH & KI)
	35
	36
	37	// --- ROOT system ---
	38	//#include "TObjString.h"
	39	class TArrayI ;
	40	class TClonesArray ;
	41
	42	// --- Standard library ---
	43
	44	// --- AliRoot header files ---
	45	#include "AliDigitizer.h"
	46	#include "AliConfig.h"
	47	#include "AliPHOSPulseGenerator.h"
	48	class AliDigitizationInput ;
	49	class AliPHOSCalibData ;
	50
	51	class AliPHOSDigitizer: public AliDigitizer {
	52
	53	public:
	54	AliPHOSDigitizer() ; // ctor
	55	AliPHOSDigitizer(TString alirunFileNameFile, TString eventFolderName = AliConfig::GetDefaultEventFolderName()) ;
	56	AliPHOSDigitizer(AliDigitizationInput * digInput) ;
	57	virtual ~AliPHOSDigitizer() ;
	58
	59	void Digitize(Int_t event) ; // Make Digits from SDigits
	60	void Digitize(Option_t *option); // Supervising method
	61
	62	void SetEventRange(Int_t first=0, Int_t last=-1) {fFirstEvent=first; fLastEvent=last; }
	63
	64	//General
	65	Int_t GetDigitsInRun() const { return fDigitsInRun ;}
	66
	67	void Print(const Option_t * = "")const ;
	68
	69	private:
	70	AliPHOSDigitizer(const AliPHOSDigitizer & dtizer) ;
	71	AliPHOSDigitizer & operator = (const AliPHOSDigitizer & /rvalue/);
	72
	73	virtual Bool_t Init() ;
	74	void InitParameters() ;
	75	void PrintDigits(Option_t * option) ;
	76	void Unload() ;
	77	void WriteDigits() ; // Writes Digits for the current event
	78	Float_t TimeOfNoise(void) const; // Calculate time signal generated by noise
	79
	80	Float_t TimeResolution(Float_t energy) ; //TOF resolution
	81
	82	//Calculate the time of crossing of the threshold by front edge
	83	// Float_t FrontEdgeTime(TClonesArray * ticks) const ;
	84	//Calculate digitized signal with gived ADC parameters
	85	Float_t Calibrate(Float_t amp, Int_t absId) ;
	86	Float_t CalibrateT(Float_t time, Int_t absId) ;
	87	void Decalibrate(AliPHOSDigit * digit);
	88	Int_t DigitizeCPV(Float_t charge, Int_t absId) ;
	89
	90	private:
	91
	92	Bool_t fDefaultInit; //! Says if the task was created by defaut ctor (only parameters are initialized)
	93	Int_t fDigitsInRun ; //! Total number of digits in one run
	94	Bool_t fInit ; //! To avoid overwriting existing files
	95
	96	Int_t fInput ; // Number of files to merge
	97	TString * fInputFileNames ; //[fInput] List of file names to merge
	98	TString * fEventNames ; //[fInput] List of event names to merge
	99
	100	Int_t fEmcCrystals ; // Number of EMC crystalls in the given geometry
	101
	102	TString fEventFolderName; // skowron: name of EFN to read data from in stand alone mode
	103	Int_t fFirstEvent; // first event to process
	104	Int_t fLastEvent; // last event to process
	105	AliPHOSCalibData* fcdb; //! Calibration parameters DB
	106
	107	Int_t fEventCounter ; //! counts the events processed
	108
	109	AliPHOSPulseGenerator *fPulse; //! Pulse shape generator
	110	Int_t *fADCValuesLG; //! Array of low-gain ALTRO samples
	111	Int_t *fADCValuesHG; //! Array of high-gain ALTRO samples
	112
	113	ClassDef(AliPHOSDigitizer,5) // description
	114
	115	};
	116
	117
	118	#endif // AliPHOSDigitizer_H