CLHEP 2.0.4.7 Reference Documentation
CLHEP Home Page CLHEP Documentation CLHEP Bug Reports |
00001 // -*- C++ -*- 00002 // $Id: PeriodicRectangular.hh,v 1.2 2003/09/06 14:04:13 boudreau Exp $ 00003 //---------------------Rectangular------------------------------------------// 00004 // // 00005 // Class Exponential // 00006 // Joe Boudreau, Petar Maksimovic, November 1999 // 00007 // // 00008 //--------------------------------------------------------------------------// 00009 #ifndef PeriodicRectangular_h_ 00010 #define PeriodicRectangular_h_ 1 00011 #include "CLHEP/GenericFunctions/AbsFunction.hh" 00012 #include "CLHEP/GenericFunctions/Parameter.hh" 00013 namespace Genfun { 00014 00019 class PeriodicRectangular : public AbsFunction { 00020 00021 FUNCTION_OBJECT_DEF(PeriodicRectangular) 00022 00023 00024 public: 00025 00026 // Constructor 00027 PeriodicRectangular(); 00028 00029 // Copy constructor 00030 PeriodicRectangular(const PeriodicRectangular &right); 00031 00032 // Destructor 00033 virtual ~PeriodicRectangular(); 00034 00035 // Retreive function value 00036 virtual double operator ()(double argument) const; 00037 virtual double operator ()(const Argument & a) const {return operator() (a[0]);} 00038 00039 // Get the position of the first discontinuity 00040 Parameter & a(); 00041 00042 // Get the position of the second discontinuity 00043 Parameter & b(); 00044 00045 // Get the value of the function at its top 00046 Parameter & height(); 00047 00048 // Derivative. 00049 Derivative partial (unsigned int) const; 00050 00051 // Does this function have an analytic derivative? 00052 virtual bool hasAnalyticDerivative() const {return true;} 00053 00054 private: 00055 00056 // It is illegal to assign an adjustable constant 00057 const PeriodicRectangular & operator=(const PeriodicRectangular &right); 00058 00059 // Here is the decay constant 00060 Parameter _a; 00061 Parameter _b; 00062 Parameter _height; 00063 00064 }; 00065 } // namespace Genfun 00066 #endif