CLHEP/GenericFunctions/Psi2Hydrogen.hh

0001 // -*- C++ -*-
0002 // $Id:
0003 //----------------------------Psi2Hydrogen----------------------------------//
0004 //                                                                          //
0005 // Class Psi2Hydrogen.  The hydrogen wavefunction^2 as a function of r      //
0006 // theta, and phi.                                                          //
0007 //                                                                          //
0008 // Joe Boudreau April 2002                                                  //
0009 //                                                                          //
0010 //--------------------------------------------------------------------------//
0011 #ifndef Psi2Hydrogen_h
0012 #define Psi2Hydrogen_h 1
0013 #include "CLHEP/GenericFunctions/AbsFunction.hh"
0014 #include "CLHEP/GenericFunctions/Parameter.hh"
0015
0016 namespace Genfun {
0017
0018   class Psi2Hydrogen : public AbsFunction  {
0019
0020     FUNCTION_OBJECT_DEF(Psi2Hydrogen)
0021
0022  public:
0023
0024     // Constructor
0025     Psi2Hydrogen(unsigned int n, unsigned int l, unsigned int m);
0026
0027     // Copy constructor
0028     Psi2Hydrogen(const Psi2Hydrogen &right);
0029
0030     // Destructor
0031     virtual ~Psi2Hydrogen();
0032
0033     // Retreive function value
0034     virtual double operator ()(double argument) const override;   // Gives an error
0035     virtual double operator ()(const Argument & a) const override;// Must use this one
0036
0037     // Get the integer variable n
0038     unsigned int n() const;
0039
0040     // Get the integer variable l
0041     unsigned int l() const;
0042
0043     // Get the integer variable m
0044     unsigned int m() const;
0045
0046   private:
0047
0048     // It is illegal to assign an adjustable constant
0049     const Psi2Hydrogen & operator=(const Psi2Hydrogen &right);
0050
0051     // Here is the constant n
0052     unsigned int _n;
0053
0054     // Here is the constant l
0055     unsigned int _l;
0056
0057     // Here is the constant m
0058     unsigned int _m;
0059
0060     // Here is the "work function"
0061     const AbsFunction *_function;
0062
0063     // This function is needed in all constructors:
0064     void create();
0065   };
0066
0067 }
0068
0069 #include "CLHEP/GenericFunctions/Psi2Hydrogen.icc"
0070
0071 #endif
0072