[u/mrichter/AliRoot.git] / TEvtGen / EvtGenModels / EvtItgTwoCoeffFcn.hh

//--------------------------------------------------------------------------
//
//
// 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: EvtItgTwoCoeffFcn.hh
//
// Description:
//      Class describing a function with two vectors of coefficients. 
//
// Modification history:
//
//    Jane Tinslay                March 21, 2001       Module created
//
//------------------------------------------------------------------------

#ifndef EVTITTWOCOEFFFCN_HH
#define EVTITTWOCOEFFFCN_HH

#include <vector>

//-------------
// C Headers --
//-------------
extern "C" {
}

#include "EvtGenModels/EvtItgAbsFunction.hh"

class EvtItgTwoCoeffFcn: public EvtItgAbsFunction {

public:

  EvtItgTwoCoeffFcn( double (*theFunction)(double, const std::vector<double> &, const std::vector<double> &),
		     double lowerRange, double upperRange, const std::vector<double> &coeffs1, const std::vector<double> &coeffs2);

  virtual ~EvtItgTwoCoeffFcn( );

  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);

  // Note: if your class needs a copy constructor or an assignment operator, 
  // make one of the following public and implement it.
   EvtItgTwoCoeffFcn( const EvtItgTwoCoeffFcn& );                //// Copy Constructor
  EvtItgTwoCoeffFcn& operator= ( const EvtItgTwoCoeffFcn& );    // Assignment op
 
  std::vector<double> _coeffs1;
  std::vector<double> _coeffs2;

};

#endif // EvtITGTWOCOEFFFUNCTION_HH
Commit	Line	Data
da0e9ce3	1	//--------------------------------------------------------------------------
	2	//
	3	//
	4	// Copyright Information: See EvtGen/COPYRIGHT
	5	//
	6	// Environment:
	7	// This software is part of the EvtGen package developed jointly
	8	// for the BaBar and CLEO collaborations. If you use all or part
	9	// of it, please give an appropriate acknowledgement.
	10	//
	11	// Module: EvtItgTwoCoeffFcn.hh
	12	//
	13	// Description:
	14	// Class describing a function with two vectors of coefficients.
	15	//
	16	// Modification history:
	17	//
	18	// Jane Tinslay March 21, 2001 Module created
	19	//
	20	//------------------------------------------------------------------------
	21
	22	#ifndef EVTITTWOCOEFFFCN_HH
	23	#define EVTITTWOCOEFFFCN_HH
	24
	25	#include <vector>
	26
	27	//-------------
	28	// C Headers --
	29	//-------------
	30	extern "C" {
	31	}
	32
	33	#include "EvtGenModels/EvtItgAbsFunction.hh"
	34
	35	class EvtItgTwoCoeffFcn: public EvtItgAbsFunction {
	36
	37	public:
	38
	39	EvtItgTwoCoeffFcn( double (*theFunction)(double, const std::vector<double> &, const std::vector<double> &),
	40	double lowerRange, double upperRange, const std::vector<double> &coeffs1, const std::vector<double> &coeffs2);
	41
	42	virtual ~EvtItgTwoCoeffFcn( );
	43
	44	virtual void setCoeff(int, int, double);
	45	virtual double getCoeff(int, int);
	46
	47
	48	protected:
	49
	50	virtual double myFunction(double x) const;
	51
	52	private:
	53
	54	// Data members
	55	double (*_myFunction)(double x, const std::vector<double> & coeffs1, const std::vector<double> & coeffs2);
	56
	57	// Note: if your class needs a copy constructor or an assignment operator,
	58	// make one of the following public and implement it.
	59	EvtItgTwoCoeffFcn( const EvtItgTwoCoeffFcn& ); //// Copy Constructor
	60	EvtItgTwoCoeffFcn& operator= ( const EvtItgTwoCoeffFcn& ); // Assignment op
	61
	62	std::vector<double> _coeffs1;
	63	std::vector<double> _coeffs2;
	64
65	};
66
67	#endif // EvtITGTWOCOEFFFUNCTION_HH