EvtPdfMax.hh

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/*******************************************************************************
 * Project: BaBar detector at the SLAC PEP-II B-factory
 * Package: EvtGenBase
 *    File: $Id: EvtPdfMax.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
 *******************************************************************************/
 
// Pdf maximum and its location
 
#ifndef EVT_PDF_MAX_HH
#define EVT_PDF_MAX_HH
 
#include "EvtGenBase/EvtMacros.hh"
 
// PDF maximum - helper class
 
template <class Point>
class EvtPdfMax {
 
public:
 
  EvtPdfMax() 
    : _value(-1),_valueKnown(false),  _locKnown(false) 
  {}
  EvtPdfMax(double value)  
    : _value(value),_valueKnown(true),  _locKnown(false) 
  {}
  EvtPdfMax(Point p, double value) 
    : _value(value), _valueKnown(true),  _locKnown(true), _loc(p) 
  {}
  EvtPdfMax(const EvtPdfMax& other)     
    : COPY_MEM(_value), COPY_MEM(_valueKnown),  COPY_MEM(_locKnown), COPY_MEM(_loc)
  {}
  ~EvtPdfMax() {}
  
  bool valueKnown() const { return _valueKnown; }
  double value() const { assert(_valueKnown); return _value; }
  bool locKnown() const { return _locKnown; }
  Point loc() const { assert(_locKnown); return _loc; }
 
private:
 
  double _value;
  bool   _valueKnown;
  bool   _locKnown;
  Point  _loc;
 
};
 
#endif