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Olena  User documentation 2.1
An Image Processing Platform
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compute_in_window.cc
1 // Copyright (C) 2011 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 //
9 // Olena 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 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/debug/println.hh>
27 #include <mln/core/image/image2d.hh>
28 #include <mln/core/alias/window2d.hh>
29 #include <mln/data/compute_in_window.hh>
30 #include <mln/debug/iota.hh>
31 #include <mln/accu/stat/mean.hh>
32 #include <mln/make/image2d.hh>
33 #include <mln/data/compare.hh>
34 #include <mln/data/convert.hh>
35 
36 
37 int main()
38 {
39  using namespace mln;
40 
41  image2d<int> ima(3, 3);
42  debug::iota(ima);
43 
44  // Generic
45  {
46  int data[] = {
47  3, 3, 4,
48  4, 5, 5,
49  6, 6, 7
50  };
51 
54  image2d<int> res_i = data::convert(int(), res);
55 
56  image2d<int> ref = make::image2d(data);
57 
58  mln_assertion(res_i == ref);
59  }
60 
61 
62  // Fastest
63  {
64  int data[] = {
65  2, 3, 4,
66  4, 5, 6,
67  6, 7, 8
68  };
69 
72  image2d<int> res_i = data::convert(int(), res);
73 
74  image2d<int> ref = make::image2d(data);
75 
76  mln_assertion(res_i == ref);
77  }
78 
79 }