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

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

/* $Id$ */

//_________________________________________________________________________
//  PHOS digit: Id
//              energy
//              3 identifiers for the primary particle(s) at the origine of the digit
//  The digits are made in FinishEvent() by summing all the hits in a single PHOS crystal or PPSD gas cell
//  It would be nice to replace the 3 identifiers by an array, but, because digits are kept in a TClonesQArray,
//   it is not possible to stream such an array... (beyond my understqnding!)
//
//*-- Author: Laurent Aphecetche & Yves Schutz (SUBATECH)

// --- ROOT system ---

#include "TObject.h" 

// --- Standard library ---

// --- AliRoot header files ---

#include "AliDigitNew.h"

class AliPHOSDigit : public AliDigitNew {
  
 public:
  
  AliPHOSDigit() ;
  AliPHOSDigit(Int_t primary, Int_t id, Int_t DigEnergy, Int_t index = -1) ;
  AliPHOSDigit(const AliPHOSDigit & digit) ;
  virtual ~AliPHOSDigit(){
    // dtor 
  } 

  Bool_t operator==(AliPHOSDigit const &rValue) const;
  AliPHOSDigit& operator+(AliPHOSDigit const &rValue) ;
  
  friend class ostream& operator << ( ostream& , const AliPHOSDigit&) ;
  
  Int_t   Compare(TObject * obj) ;  
  Int_t   GetNprimary() const { 
    // returns the number of primaries
    return fNprimary ; }
  Int_t   GetPrimary(Int_t index) const ; 
  Bool_t  IsSortable() const { 
    // says that AliPHOSDigits are sortable (needed for Sort method
    return kTRUE ; }
  void    SetAmp(Int_t Amp) { 
    // sets the amplitude data member 
    fAmp=Amp ; } 

 private:

  Int_t fPrimary1 ;          // first primary (because objects in a TClonesArray bust have constant length) 
  Int_t fPrimary2 ;          // second primary (because objects in a TClonesArray bust have constant lengt) 
  Int_t fPrimary3 ;          // third primary (because objects in a TClonesArray bust have constant lengt) 
  Int_t fNprimary ;          // Number of primaries
    
  ClassDef(AliPHOSDigit,1)   // Digit in PHOS 

} ;

#endif //  ALIPHOSDIGIT_H
Commit	Line	Data
	1	#ifndef ALIPHOSDIGIT_H
	2	#define ALIPHOSDIGIT_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	//_________________________________________________________________________
	9	// PHOS digit: Id
	10	// energy
	11	// 3 identifiers for the primary particle(s) at the origine of the digit
	12	// The digits are made in FinishEvent() by summing all the hits in a single PHOS crystal or PPSD gas cell
	13	// It would be nice to replace the 3 identifiers by an array, but, because digits are kept in a TClonesQArray,
	14	// it is not possible to stream such an array... (beyond my understqnding!)
	15	//
	16	//*-- Author: Laurent Aphecetche & Yves Schutz (SUBATECH)
	17
	18	// --- ROOT system ---
	19
	20	#include "TObject.h"
	21
	22	// --- Standard library ---
	23
	24	// --- AliRoot header files ---
	25
	26	#include "AliDigitNew.h"
	27
	28	class AliPHOSDigit : public AliDigitNew {
	29
	30	public:
	31
	32	AliPHOSDigit() ;
	33	AliPHOSDigit(Int_t primary, Int_t id, Int_t DigEnergy, Int_t index = -1) ;
	34	AliPHOSDigit(const AliPHOSDigit & digit) ;
	35	virtual ~AliPHOSDigit(){
	36	// dtor
	37	}
	38
	39	Bool_t operator==(AliPHOSDigit const &rValue) const;
	40	AliPHOSDigit& operator+(AliPHOSDigit const &rValue) ;
	41
	42	friend class ostream& operator << ( ostream& , const AliPHOSDigit&) ;
	43
	44	Int_t Compare(TObject * obj) ;
	45	Int_t GetNprimary() const {
	46	// returns the number of primaries
	47	return fNprimary ; }
	48	Int_t GetPrimary(Int_t index) const ;
	49	Bool_t IsSortable() const {
	50	// says that AliPHOSDigits are sortable (needed for Sort method
	51	return kTRUE ; }
	52	void SetAmp(Int_t Amp) {
	53	// sets the amplitude data member
	54	fAmp=Amp ; }
	55
	56	private:
	57
	58	Int_t fPrimary1 ; // first primary (because objects in a TClonesArray bust have constant length)
	59	Int_t fPrimary2 ; // second primary (because objects in a TClonesArray bust have constant lengt)
	60	Int_t fPrimary3 ; // third primary (because objects in a TClonesArray bust have constant lengt)
	61	Int_t fNprimary ; // Number of primaries
	62
	63	ClassDef(AliPHOSDigit,1) // Digit in PHOS
	64
	65	} ;
	66
	67	#endif // ALIPHOSDIGIT_H