HandlerBase.h

// -*- C++ -*-
//
// HandlerBase.h is a part of ThePEG - Toolkit for HEP Event Generation
// Copyright (C) 1999-2007 Leif Lonnblad
//
// ThePEG is licenced under version 2 of the GPL, see COPYING for details.
// Please respect the MCnet academic guidelines, see GUIDELINES for details.
//
#ifndef ThePEG_HandlerBase_H
#define ThePEG_HandlerBase_H
// This is the declaration of the HandlerBase class.

#include "ThePEG/Interface/Interfaced.h"
#include "ThePEG/Repository/UseRandom.fh"
#include <stdexcept>

namespace ThePEG {

template <typename T = UseRandom>
class HandlerBaseT: public Interfaced {
public:

  friend class HandlerBase;

private:

  HandlerBaseT() {}

public:
  virtual ~HandlerBaseT() {}

public:

  double rnd() const {  return T::rnd(); }

  double rnd(double xu) const { return T::rnd(xu); }

  double rnd(double xl, double xu) const { return T::rnd(xl, xu); }

  bool rndbool() const { return T::rndbool(); }

  bool rndbool(double p) const { return T::rndbool(p); }

  bool rndbool(double p1, double p2) const { return T::rndbool(p1, p2); }

  int rndsign(double p1, double p2, double p3) const { return T::rndsign(p1, p2, p3); }

  int rnd2(double p0, double p1) const { return T::rnd2(p0, p1); }

  int rnd3(double p0, double p1, double p2) const { return T::rnd3(p0, p1, p2); }

  int rnd4(double p0, double p1, double p2, double p3) const { return T::rnd4(p0, p1, p2, p3); }

  long irnd(long xu = 2) const { return T::irnd(xu); }

  long irnd(long xl, long xu) const { return T::irnd(xl, xu); }

  const StandardModelBase & SM() const { return *standardModel(); }

  tSMPtr standardModel() const { return generator()->standardModel(); }
};

class HandlerBase: public HandlerBaseT<UseRandom> {

public:

  static void Init();

private:

  static AbstractNoPIOClassDescription<HandlerBase> initHandlerBase;

  HandlerBase & operator=(const HandlerBase &);

};

template <>
struct BaseClassTrait<HandlerBase,1>: public ClassTraitsType {
  typedef Interfaced NthBase;
};

template <>
struct ClassTraits<HandlerBase>: public ClassTraitsBase<HandlerBase> {
  static string className() { return "ThePEG::HandlerBase"; }
};

}

#endif /* ThePEG_HandlerBase_H */

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