EllipticIntegral.hh

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// -*- C++ -*-
// $Id: 
//---------------------EllipticIntegral---------------------------------------//
//                                                                            //
//                                                                            //
// Joe Boudreau, September 2001                                               //
//                                                                            //
//--------------------------------------------------------------------------  //
#ifndef EllipticIntegral_h
#define EllipticIntegral_h 1
#include "CLHEP/GenericFunctions/AbsFunction.hh"
#include "CLHEP/GenericFunctions/Parameter.hh"
 
namespace Genfun {
namespace EllipticIntegral {
 
  class FirstKind : public AbsFunction  {
 
    FUNCTION_OBJECT_DEF(FirstKind)
 
      public:
 
    // Constructor:  
    FirstKind ();
 
    // Copy constructor
    FirstKind(const FirstKind &right);
  
    // Destructor
    virtual ~FirstKind();
  
    // Retreive function value
    virtual double operator ()(double argument) const override;
    virtual double operator ()(const Argument & a) const override {return operator() (a[0]);}
  
    // Get the k-parameter.  Default value = 1.0.
    Parameter & k(); 
    const Parameter & k() const; 
 
  private:
 
    // It is illegal to assign an adjustable constant
    const FirstKind & operator=(const FirstKind &right);
 
    Parameter _k;    // the k parameter
  
  };
 
  class SecondKind : public AbsFunction  {
 
    FUNCTION_OBJECT_DEF(SecondKind)
 
      public:
 
    // Constructor:  
    SecondKind ();
 
    // Copy constructor
    SecondKind(const SecondKind &right);
  
    // Destructor
    virtual ~SecondKind();
  
    // Retreive function value
    virtual double operator ()(double argument) const override;
    virtual double operator ()(const Argument & a) const override {return operator() (a[0]);}
  
    // Get the k-parameter.  Default value = 1.0.
    Parameter & k(); 
    const Parameter & k() const; 
 
  private:
 
    // It is illegal to assign an adjustable constant
    const SecondKind & operator=(const SecondKind &right);
 
    Parameter _k;    // the k parameter
  
  };
 
  class ThirdKind : public AbsFunction  {
 
    FUNCTION_OBJECT_DEF(ThirdKind)
 
      public:
 
    // Constructor:  
    ThirdKind ();
 
    // Copy constructor
    ThirdKind(const ThirdKind &right);
  
    // Destructor
    virtual ~ThirdKind();
  
    // Retreive function value
    virtual double operator ()(double argument) const override;
    virtual double operator ()(const Argument & a) const override {return operator() (a[0]);}
  
    // Get the k-parameter.  Default value = 1.0.
    Parameter & k(); 
    const Parameter & k() const; 
 
    // Get the n-parameter.  Default value = 1.0.
    Parameter & n(); 
    const Parameter & n() const; 
 
  private:
 
    // It is illegal to assign an adjustable constant
    const ThirdKind & operator=(const ThirdKind &right);
 
    Parameter _k;    // the k parameter
    Parameter _n;    // the n parameter
  
  };
 
} // end namespace EllipticIntegral 
} // end namespace Genfun
 
#include "CLHEP/GenericFunctions/EllipticIntegral.icc"
#endif