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Olena  User documentation 2.1
An Image Processing Platform
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pixter2d.cc
1 // Copyright (C) 2008, 2009 EPITA Research and Development Laboratory (LRDE)
2 //
3 // This file is part of Olena.
4 //
5 // Olena is free software: you can redistribute it and/or modify it under
6 // the terms of the GNU General Public License as published by the Free
7 // Software Foundation, version 2 of the License.
8 //
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11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 // General Public License for more details.
13 //
14 // You should have received a copy of the GNU General Public License
15 // along with Olena. If not, see <http://www.gnu.org/licenses/>.
16 //
17 // As a special exception, you may use this file as part of a free
18 // software project without restriction. Specifically, if other files
19 // instantiate templates or use macros or inline functions from this
20 // file, or you compile this file and link it with other files to produce
21 // an executable, this file does not by itself cause the resulting
22 // executable to be covered by the GNU General Public License. This
23 // exception does not however invalidate any other reasons why the
24 // executable file might be covered by the GNU General Public License.
25 
26 #include <mln/core/image/image2d.hh>
27 
28 #include <mln/debug/iota.hh>
29 
30 int main()
31 {
32  using namespace mln;
33 
34  {
35  box2d b(point2d(2, 1), point2d(4, 3));
36  image2d<int> ima(b, 2);
37 
38  mln_pixter_(image2d<int>) p(ima);
39  for_all(p)
40  std::cout << p << std::endl;
41  }
42 
43  {
44  box2d b(point2d(2, 1), point2d(6, 3));
45  image2d<int> ima(b, 1);
46  debug::iota(ima);
47 
48  {
49  mln_fwd_piter_(image2d<int>) pi(ima.domain());
50  mln_fwd_pixter_(image2d<int>) p(ima);
51  pi.start();
52  p.start();
53  unsigned i = 0;
54  while (pi.is_valid())
55  {
56  mln_assertion(ima(pi) == p.val());
57  pi.next();
58  p.next();
59  ++i;
60  }
61  mln_assertion(i == b.nsites());
62  }
63 
64  {
65  mln_bkd_piter_(image2d<int>) pi(ima.domain());
66  mln_bkd_pixter_(image2d<int>) p(ima);
67  pi.start();
68  p.start();
69  unsigned i = 0;
70  while (pi.is_valid())
71  {
72  mln_assertion(ima(pi) == p.val());
73  pi.next();
74  p.next();
75  ++i;
76  }
77  mln_assertion(i == b.nsites());
78  }
79  }
80 }