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EvtItgThreeCoeffFcn.hh
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EvtItgThreeCoeffFcn.hh
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//--------------------------------------------------------------------------
//
//
// Copyright Information: See EvtGen/COPYRIGHT
//
// Environment:
// This software is part of the EvtGen package developed jointly
// for the BaBar and CLEO collaborations. If you use all or part
// of it, please give an appropriate acknowledgement.
//
// Module: EvtItgThreeCoeffFcn.hh
//
// Description:
// Class describing a function with three vectors of coefficients.
//
// Modification history:
//
// Jane Tinslay March 21, 2001 Module created
//
//------------------------------------------------------------------------
#ifndef EVTITTHREECOEFFFCN_HH
#define EVTITTHREECOEFFFCN_HH
#include <vector>
//-------------
// C Headers --
//-------------
extern "C" {
}
#include "EvtGenModels/EvtItgAbsFunction.hh"
class EvtItgThreeCoeffFcn: public EvtItgAbsFunction {
public:
EvtItgThreeCoeffFcn( double (*theFunction)(double, const std::vector<double> &, const std::vector<double> &, const std::vector<double> &),
double lowerRange, double upperRange, const std::vector<double> &coeffs1, const std::vector<double> &coeffs2, const std::vector<double> &coeffs3);
virtual ~EvtItgThreeCoeffFcn( );
virtual void setCoeff(int, int, double);
virtual double getCoeff(int, int);
protected:
virtual double myFunction(double x) const;
private:
// Data members
double (*_myFunction)(double x, const std::vector<double> & coeffs1, const std::vector<double> & coeffs2, const std::vector<double> & coeffs3);
// Note: if your class needs a copy constructor or an assignment operator,
// make one of the following public and implement it.
EvtItgThreeCoeffFcn( const EvtItgThreeCoeffFcn& ); //// Copy Constructor
EvtItgThreeCoeffFcn& operator= ( const EvtItgThreeCoeffFcn& ); // Assignment op
std::vector<double> _coeffs1;
std::vector<double> _coeffs2;
std::vector<double> _coeffs3;
};
#endif // EvtITGPTRFUNCTION_HH

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