[u/mrichter/AliRoot.git] / ZDC / AliZDCFragment.h

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


////////////////////////////////////////////////////
//                                                //  
//     Generate nuclear fragments parametrizing   //
//       resuslts of SIS and SPS energies	  //
//                                                //
////////////////////////////////////////////////////


#include <TMath.h>

extern int comp(const void *, const void *);
 
class AliZDCFragment : public TNamed {

public:
  AliZDCFragment();
  AliZDCFragment(Float_t b);
  virtual      ~AliZDCFragment() {}
  void GenerateIMF(Int_t* fZZ, Int_t &fNalpha);
  void AttachNeutrons(Int_t* fZZ, Int_t* fNN, Int_t &Ztot, Int_t &Ntot);
  Float_t DeuteronNumber();
  
  // Setting parameters
  virtual void SetImpactParameter(Float_t b) {fB=b;};
  
  // Getting parameters
  Int_t GetFragmentNum() {return fNimf;};
  
 
protected:
  
   Float_t  fB; 	 // Impact parameter
   Float_t  fZbAverage ; // Mean value of Z bound 
   Int_t    fNimf;	 // Number of IMF
   Float_t  fZmax;	 // Mean value of maximum Z of fragment
   Float_t  fTau;	 // Exponent of charge distribution: dN/dZ = Z*exp(-fTau)
   Int_t    fZZ[100];	 // Array of atomic numbers of fragments
   Int_t    fNN[100];	 // Array of number of neutrons of fragments
   Int_t    fNalpha;	 // Number of alpha particles
   Int_t    fZtot;	 // Total number of bound protons
   Int_t    fNtot;	 // Total number of bound neutrons

  
   ClassDef(AliZDCFragment,1)  // Generator for AliZDC fragment class
};

#endif
Commit	Line	Data
28e0901a	1	#ifndef ALIZDCFRAGMENT_H
	2	#define ALIZDCFRAGMENT_H
	3	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	4	* See cxx source for full Copyright notice */
	5
	6
	7	////////////////////////////////////////////////////
	8	// //
	9	// Generate nuclear fragments parametrizing //
	10	// resuslts of SIS and SPS energies //
	11	// //
	12	////////////////////////////////////////////////////
	13
	14
	15	#include <TMath.h>
	16
5a881c97	17	extern int comp(const void , const void );
28e0901a	18
	19	class AliZDCFragment : public TNamed {
	20
	21	public:
	22	AliZDCFragment();
	23	AliZDCFragment(Float_t b);
	24	virtual ~AliZDCFragment() {}
	25	void GenerateIMF(Int_t* fZZ, Int_t &fNalpha);
	26	void AttachNeutrons(Int_t* fZZ, Int_t* fNN, Int_t &Ztot, Int_t &Ntot);
3848c666	27	Float_t DeuteronNumber();
28e0901a	28
	29	// Setting parameters
	30	virtual void SetImpactParameter(Float_t b) {fB=b;};
	31
	32	// Getting parameters
43e3307d	33	Int_t GetFragmentNum() {return fNimf;};
28e0901a	34
	35
	36	protected:
	37
	38	Float_t fB; // Impact parameter
	39	Float_t fZbAverage ; // Mean value of Z bound
	40	Int_t fNimf; // Number of IMF
	41	Float_t fZmax; // Mean value of maximum Z of fragment
	42	Float_t fTau; // Exponent of charge distribution: dN/dZ = Z*exp(-fTau)
	43	Int_t fZZ[100]; // Array of atomic numbers of fragments
28e0901a	44	Int_t fNN[100]; // Array of number of neutrons of fragments
5a881c97	45	Int_t fNalpha; // Number of alpha particles
28e0901a	46	Int_t fZtot; // Total number of bound protons
	47	Int_t fNtot; // Total number of bound neutrons
	48
	49
	50	ClassDef(AliZDCFragment,1) // Generator for AliZDC fragment class
	51	};
	52
	53	#endif