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