PndRestGas.h

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// -------------------------------------------------------------------------
// -----                 PndRestGas header file                  -----
// -----               Created 14/12/09 by P.Buehler              -----
// -------------------------------------------------------------------------

#ifndef PND_RESTGAS_H
#define PND_RESTGAS_H

#include "TF1.h"
#include "TGraph.h"

class PndRestGas
{

// ------------------------------------------------------------------------
 public: 

  PndRestGas();

  PndRestGas(char DDFname[80]);
  PndRestGas(char DDFname[80], Double_t zmin, Double_t zmax);

  virtual ~PndRestGas();
        
        void LoadDD(char DDfname[80]);
        void SetzRange(Double_t zmin, Double_t zmax) {
          fzmin = zmin;
                fzmax = zmax;
        }
        TF1*  GetDDFun() {
          return fDensityFun;
        }

// ------------------------------------------------------------------------
 private:

        Float_t** ReadDD(char DDFname[80], Int_t* npoints,
    Double_t* zmin, Double_t* zmax);
        
  Double_t  fzmin, fzmax;
  Float_t** fDDvals;
        TF1*      fDensityFun;
        
// ------------------------------------------------------------------------

  ClassDef(PndRestGas,1);

};

#endif