1 // -*- C++ -*- 2 // $Id: ConstMinusParameter.hh,v 1.2 2003/09/06 14:04:13 boudreau Exp $ 3 //--------------------------ConstMinusParameter-----------------------------// 4 // // 5 // ConstMinusParameter, result of subtracting a parameter from a constant. // 6 // Joe Boudreau, Petar Maksimovic, November 1999 // 7 // // 8 //--------------------------------------------------------------------------// 9 10 #ifndef ConstMinusParameter_h 11 #define ConstMinusParameter_h 1 12 #include "CLHEP/GenericFunctions/AbsParameter.hh" 13 14 namespace Genfun { 15 16 /** 17 * @author 18 * @ingroup genfun 19 */ 20 class ConstMinusParameter : public AbsParameter { 21 22 PARAMETER_OBJECT_DEF(ConstMinusParameter) 23 24 public: 25 26 // Constructor 27 ConstMinusParameter(double, const AbsParameter *); 28 29 // Copy constructor 30 ConstMinusParameter(const ConstMinusParameter &right); 31 32 // Destructor 33 virtual ~ConstMinusParameter(); 34 35 // Retreive function value 36 virtual double getValue() const; 37 38 private: 39 40 // It is illegal to assign a ConstMinusParameter 41 const ConstMinusParameter & operator=(const ConstMinusParameter &right); 42 43 double _constant; 44 AbsParameter *_parameter; 45 }; 46 } // namespace Genfun 47 #endif 48