Visual Servoing Platform version 3.5.0
vpMoment.cpp
1/****************************************************************************
2 *
3 * ViSP, open source Visual Servoing Platform software.
4 * Copyright (C) 2005 - 2019 by Inria. All rights reserved.
5 *
6 * This software is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 * See the file LICENSE.txt at the root directory of this source
11 * distribution for additional information about the GNU GPL.
12 *
13 * For using ViSP with software that can not be combined with the GNU
14 * GPL, please contact Inria about acquiring a ViSP Professional
15 * Edition License.
16 *
17 * See http://visp.inria.fr for more information.
18 *
19 * This software was developed at:
20 * Inria Rennes - Bretagne Atlantique
21 * Campus Universitaire de Beaulieu
22 * 35042 Rennes Cedex
23 * France
24 *
25 * If you have questions regarding the use of this file, please contact
26 * Inria at visp@inria.fr
27 *
28 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
29 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
30 *
31 * Description:
32 * Base for 2D moment descriptor
33 *
34 * Authors:
35 * Filip Novotny
36 *
37 *****************************************************************************/
38
44#include <cstring>
45#include <visp3/core/vpMoment.h>
46#include <visp3/core/vpMomentDatabase.h>
47#include <visp3/core/vpMomentObject.h>
51vpMoment::vpMoment() : object(NULL), moments(NULL), values() {}
52
99{
100 if (strlen(name()) >= 255) {
101 throw(vpException(vpException::memoryAllocationError, "Not enough memory to initialize the moment name"));
102 }
103
104 std::strcpy(_name, name());
105 this->moments = &data_base;
106
107 data_base.add(*this, _name);
108}
109
115void vpMoment::update(vpMomentObject &moment_object) { this->object = &moment_object; }
116
122VISP_EXPORT std::ostream &operator<<(std::ostream &os, const vpMoment &m)
123{
124 for (std::vector<double>::const_iterator i = m.values.begin(); i != m.values.end(); ++i)
125 os << *i << ",";
126
127 return os;
128}
129
135void vpMoment::printDependencies(std::ostream &os) const
136{
137 os << " WARNING : Falling back to base class version of "
138 "printDependencies(). To prevent that, this has to be implemented in "
139 "the derived classes!"
140 << std::endl;
141}
friend std::ostream & operator<<(std::ostream &s, const vpArray2D< Type > &A)
Definition: vpArray2D.h:493
error that can be emited by ViSP classes.
Definition: vpException.h:72
@ memoryAllocationError
Memory allocation error.
Definition: vpException.h:88
This class allows to register all vpMoments so they can access each other according to their dependen...
Class for generic objects.
This class defines shared methods/attributes for 2D moments.
Definition: vpMoment.h:111
std::vector< double > values
Definition: vpMoment.h:118
void linkTo(vpMomentDatabase &moments)
Definition: vpMoment.cpp:98
void update(vpMomentObject &object)
Definition: vpMoment.cpp:115
virtual void printDependencies(std::ostream &os) const
Definition: vpMoment.cpp:135
virtual const char * name() const =0
vpMoment()
Definition: vpMoment.cpp:51