HyiPar.h

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/*
  Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
*/
 
//
// Description:
//      Class definition for HyiPar which is used
//      to modify HYIPAR common.
 
#ifndef HyiPar_h
#define HyiPar_h
 
#include <cstdint>
 
extern "C" { uintptr_t hyipar_address_(); }
 
class HyiPar {
public:
    HyiPar();
    ~HyiPar();
    
    double& bminh   (void);
    double&     bmaxh   (void);
    double& AW  (void);
    double&     RA  (void);
    double&     npar0   (void);
    double&     nbco0   (void);
    double&     Apb (void);
    double&     Rpb (void);
    int&    np  (void);
    int&    init    (void);
    int&    ipr (void);
 
    void    initf   (void);
 
private: 
 
    struct HYIPAR;
    friend struct HYIPAR;
 
    struct HYIPAR
    {
      double      bminh;
      double      bmaxh;
      double      AW;
      double      RA;
      double      npar0;
      double      nbco0;
      double      Apb;
      double      Rpb;
      int         np;
      int         init;
      int         ipr;
    };
 
    static HYIPAR* s_hyipar;
};
 
// set pointer to zero at start
HyiPar::HYIPAR* HyiPar::s_hyipar =0;
 
inline void
HyiPar::initf(void)
{ if (!s_hyipar) s_hyipar = reinterpret_cast<HYIPAR*>(hyipar_address_()); }
 
inline 
HyiPar::HyiPar() 
{}
 
inline 
HyiPar::~HyiPar() 
{}
 
inline double&
HyiPar::bminh   (void)
{
  initf();
  return s_hyipar->bminh;
}
 
inline double&
HyiPar::bmaxh   (void)
{
  initf();
  return s_hyipar->bmaxh;
}
 
inline double&
HyiPar::AW   (void)
{
  initf();
  return s_hyipar->AW;
}
 
inline double&
HyiPar::RA   (void)
{
  initf();
  return s_hyipar->RA;
}
 
inline double&
HyiPar::npar0   (void)
{
  initf();
  return s_hyipar->npar0;
}
 
inline double&
HyiPar::nbco0   (void)
{
  initf();
  return s_hyipar->nbco0;
}
 
inline double&
HyiPar::Apb   (void)
{
  initf();
  return s_hyipar->Apb;
}
 
inline double&
HyiPar::Rpb   (void)
{
  initf();
  return s_hyipar->Rpb;
}
 
inline int&
HyiPar::np   (void)
{
  initf();
  return s_hyipar->np;
}
 
inline int&
HyiPar::init   (void)
{
  initf();
  return s_hyipar->init;
}
 
inline int&
HyiPar::ipr   (void)
{
  initf();
  return s_hyipar->ipr;
}
#endif