PMesh.h

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// Author: I. Froehlich
// Written: 7.05.2007
// Revised:
// PMesh
// Linear Mesh
 
#ifndef _PMESH_H_
#define _PMESH_H_
 
#include "TObject.h"
#include "TF1.h"
 
class PMesh : public TF1 {
 
 private:
 
    Double_t *td;
    Double_t max, min;
    Int_t size;
 
 public:
 
    //constructor
    PMesh(Int_t size, const Char_t * name);
    ~PMesh();
 
    Int_t    GetSize(void) {return size;}; //meshsize
    void     SetMax(Double_t pmax) {max=pmax; fXmax=pmax;};
    void     SetMin(Double_t pmin) {min=pmin; fXmin=pmin;};
    Double_t GetMax(void) {return max;};
    Double_t GetMin(void) {return min;};
 
    void     SetNode(Int_t node, Double_t v);
    Double_t GetNode(Int_t node);
 
    Double_t GetLinearIP(Double_t m) const ;
    void     Print(const Option_t* = NULL) const;
 
    Double_t Eval(Double_t x, Double_t y = 0, Double_t z = 0, Double_t t = 0) const;
    Double_t EvalPar(const Double_t *x, const Double_t *params);
    //TF1 wrapper
 
    ClassDef(PMesh, 0)  //The linear mesh array
};
 
#endif