PFermiDistributions.h

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// Author: L. Witthauer &
//         M. Dieterle
// Written 24.03.2009
 
#ifndef _PFERMIDISTRIBUTIONS_H_
#define _PFERMIDISTRIBUTIONS_H_
 
#include "PUtils.h"
#include "TMath.h"
#include "TF1.h"
#include <iostream>
 
#include "PChannelModel.h"
 
#define NUCLEAR_FERMI_D    1
#define NUCLEAR_FERMI_3HE  2
#define NUCLEAR_FERMI_4HE  3
#define NUCLEAR_FERMI_7LI  4
#define NUCLEAR_FERMI_12C  5
#define NUCLEAR_FERMI_40CA 6
 
 
 
class PFermiDistributions : public PChannelModel {
 
 public:
 
    PFermiDistributions();
    PFermiDistributions(const Char_t *id, const Char_t *de, Int_t key);
 
    //PFermiDistributions(TString Target);
    ~PFermiDistributions();
 
    PDistribution *Clone(const char *delme=NULL) const;
 
    virtual Double_t Eval(Double_t x, Double_t y = 0, Double_t z = 0, Double_t t = 0) const;
    virtual Double_t EvalPar(const Double_t *x, const Double_t *params);
    //TF1 wrapper
 
 
 private:
    int    version_flag;
    double FermiDisD   (double *x, double *par) const;
    double FermiDis3He (double *x, double *par) const;
    double FermiDis4He (double *x, double *par) const;
    double FermiDis7Li (double *x, double *par) const;
    double FermiDis12C (double *x, double *par) const;
    double FermiDis40Ca(double *x, double *par) const;
    void SetDeuteronValues();
 
    //    TF1 *FM;
    double MeV2GeV;
 
    double *DeutC;
    double *DeutD;
    double *DeutM2;
 
 public:
 
    ClassDef(PFermiDistributions, 0) //Helper class for A-Fermi
 
};
 
#endif