bfl_constants.h
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1 // \$Id\$
2 // Copyright (C) 2003 Klaas Gadeyne <first dot last at gmail dot com>
3 //
4 // This program is free software; you can redistribute it and/or modify
6 // the Free Software Foundation; either version 2.1 of the License, or
7 // (at your option) any later version.
8 //
9 // This program is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU Lesser General Public License for more details.
13 //
14 // You should have received a copy of the GNU Lesser General Public License
15 // along with this program; if not, write to the Free Software
16 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17 //
18 #ifndef __BFL_CONSTANTS_H__
19 #define __BFL_CONSTANTS_H__
20
21 #define NUMERIC_PRECISION 0.000000001
22
23 #pragma warning( disable : 4996)
24
25 #ifndef M_PI
26 #define M_PI 3.141592653589793284626433832795
27 #endif
28
29 // Check if double is probability value (maybe this should be solved
30 // by a type probability_t or something. Needs thinking.
31 #include <iostream>
32 #include <cmath>
33 #include <cassert>
34
35 namespace BFL
36 {
37  using namespace std;
40  {
41  public:
43  Probability(double p)
44  {
45  #ifndef _MSC_VER
46  assert(std::isfinite(p) != 0);
47  #endif
48  assert( p >= 0 );
49  _prob = p;
50  };
51  virtual ~Probability(){};
52 /*
53  ostream & operator<< (ostream & stream)
54  {
55  stream << this->getValue() << endl;
56  return stream;
57  };
58
59  istream & operator>> (istream & stream)
60  {
61  double value;
62  stream >> value;
63  _prob = Probability(value);
64  return stream;
65  };
66 */
67  friend ostream & operator<< (ostream & stream,Probability& prob);
68
69  friend istream & operator>> (istream & stream,Probability& prob);
70
71  double getValue() const { return _prob;} ;
72  double& getValue() { return _prob;} ;
73
74  operator double(){return _prob;};
75  Probability operator *(Probability p)
76  { return ((Probability) (this->_prob * (double) p));};
77  Probability operator /(Probability p)
78  { return ((Probability) (this->_prob / (double) p));};
79
80
81  private:
82  double _prob;
83  };
84
85 } // End namespace
86
101 #endif
102
103
ostream & operator<<(ostream &stream, Probability &prob)
Definition: bfl_toolkit.cpp:62
Probability(double p)
Definition: bfl_constants.h:43
virtual ~Probability()
Definition: bfl_constants.h:51
istream & operator>>(istream &stream, Probability &prob)
Definition: bfl_toolkit.cpp:68
Class representing a probability (a double between 0 and 1)
Definition: bfl_constants.h:39
double & getValue()
Definition: bfl_constants.h:72
double getValue() const
Definition: bfl_constants.h:71

bfl
Author(s): Klaas Gadeyne, Wim Meeussen, Tinne Delaet and many others. See web page for a full contributor list. ROS package maintained by Wim Meeussen.
autogenerated on Mon Jun 10 2019 12:47:58