[u/mrichter/AliRoot.git] / TEvtGen / EvtGenModels / EvtItgThreeCoeffFcn.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: 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
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: EvtItgThreeCoeffFcn.hh
	12	//
	13	// Description:
	14	// Class describing a function with three vectors of coefficients.
	15	//
	16	// Modification history:
	17	//
	18	// Jane Tinslay March 21, 2001 Module created
	19	//
	20	//------------------------------------------------------------------------
	21
	22	#ifndef EVTITTHREECOEFFFCN_HH
	23	#define EVTITTHREECOEFFFCN_HH
	24
	25	#include <vector>
	26
	27	//-------------
	28	// C Headers --
	29	//-------------
	30	extern "C" {
	31	}
	32
	33	#include "EvtGenModels/EvtItgAbsFunction.hh"
	34
	35	class EvtItgThreeCoeffFcn: public EvtItgAbsFunction {
	36
	37	public:
	38
	39	EvtItgThreeCoeffFcn( double (*theFunction)(double, const std::vector<double> &, const std::vector<double> &, const std::vector<double> &),
	40	double lowerRange, double upperRange, const std::vector<double> &coeffs1, const std::vector<double> &coeffs2, const std::vector<double> &coeffs3);
	41
	42
	43	virtual ~EvtItgThreeCoeffFcn( );
	44	virtual void setCoeff(int, int, double);
	45	virtual double getCoeff(int, int);
	46
	47	protected:
	48
	49	virtual double myFunction(double x) const;
	50
	51	private:
	52
	53	// Data members
	54	double (*_myFunction)(double x, const std::vector<double> & coeffs1, const std::vector<double> & coeffs2, const std::vector<double> & coeffs3);
	55
	56	// Note: if your class needs a copy constructor or an assignment operator,
	57	// make one of the following public and implement it.
	58	EvtItgThreeCoeffFcn( const EvtItgThreeCoeffFcn& ); //// Copy Constructor
	59	EvtItgThreeCoeffFcn& operator= ( const EvtItgThreeCoeffFcn& ); // Assignment op
	60	std::vector<double> _coeffs1;
	61	std::vector<double> _coeffs2;
	62	std::vector<double> _coeffs3;
	63
	64	};
65
66	#endif // EvtITGPTRFUNCTION_HH