Measurement.h

// -*- C++ -*-
//
// Measurement.h is a part of ThePEG - Toolkit for HEP Event Generation
// Copyright (C) 1999-2019 Leif Lonnblad
//
// ThePEG is licenced under version 3 of the GPL, see COPYING for details.
// Please respect the MCnet academic guidelines, see GUIDELINES for details.
//
#ifndef LWH_Measurement_H
#define LWH_Measurement_H
//
// This is the declaration of the Measurement class representing
//
 
 
#include <limits>
#include <cmath>
#include <algorithm>
#include "AIMeasurement.h"
 
namespace LWH {
 
using namespace AIDA;
 
class Measurement: public IMeasurement {
 
public: 
 
  Measurement(double v = 0.0, double ep = 0.0, double em = 0.0)
    : val(v), errp(ep), errm(em) {}
 
  Measurement(const Measurement & m)
    :IMeasurement(m), val(m.val), errp(m.errp), errm(m.errm) {}
 
  Measurement & operator=(const Measurement &) = default;
 
  virtual ~Measurement() { /* nop */; }
 
  double value() const {
    return val;
  }
 
  double errorPlus() const {
    return errp;
  }
 
  double errorMinus() const {
    return errm;
  }
 
  bool setValue(double v) {
    val = v;
    return true;
  }
 
  bool setErrorPlus(double ep) {
    errp = ep;
    return ep < 0.0;
  }
 
  bool setErrorMinus(double em) {
    errm = em;
    return em < 0.0;
  }
 
private:
 
  double val;
 
  double errp;
 
  double errm;
 
};
 
}
 
#endif /* LWH_Measurement_H */