BesEvtGen-00-04-08/src/EvtGen/EvtGenBase/EvtPoint1D.hh

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/*******************************************************************************
 * Project: BaBar detector at the SLAC PEP-II B-factory
 * Package: EvtGenBase
 *    File: $Id: EvtPoint1D.hh,v 1.1.1.2 2007/10/26 05:03:14 pingrg Exp $
 *  Author: Alexei Dvoretskii, [email protected], 2001-2002
 *
 * Copyright (C) 2002 Caltech
 *******************************************************************************/
 
// Point on a finite 1-D interval. isValid shows whether for a given specification,
// the coordinate _value is inside the interval defined by _min, _max.
 
#ifndef EVT_POINT_1D_HH
#define EVT_POINT_1D_HH
 
class EvtPoint1D {
public:
 
  EvtPoint1D();
  EvtPoint1D(double value);
  EvtPoint1D(double min, double max, double value);
  ~EvtPoint1D();
 
  bool isValid() const
  { 
    return _valid; 
  }
 
  double value() const 
  {
    return _value;
  }
 
  void print() const;
 
private:
  
  double _min;   // interval minimum
  double _max;   // interval maximum
  double _value;
  bool _valid;   // valid point inside the interval?
 
};
 
#endif