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full2image.hh
1 // Copyright (C) 2009 EPITA Research and Development Laboratory (LRDE)
2 //
3 // This file is part of Olena.
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25 
26 #ifndef MLN_WORLD_INTER_PIXEL_FULL2IMAGE_HH
27 # define MLN_WORLD_INTER_PIXEL_FULL2IMAGE_HH
28 
32 
33 # include <mln/core/concept/image.hh>
34 # include <mln/data/paste_without_localization.hh>
35 # include <mln/geom/nsites.hh>
36 # include <mln/world/inter_pixel/is_pixel.hh>
37 
38 
39 namespace mln
40 {
41 
42  namespace world
43  {
44 
45  namespace inter_pixel
46  {
47 
53  //
54  template <typename I>
55  mln_concrete(I)
56  full2image(const Image<I>& input);
57 
58 
59 # ifndef MLN_INCLUDE_ONLY
60 
61 
62  template <typename I>
63  mln_concrete(I)
64  full2image(const Image<I>& input_)
65  {
66  mln_trace("world::inter_pixel::full2image");
67 
68  mlc_is_a(mln_domain(I), Box)::check();
69 
70  const I& input = exact(input_);
71  mln_precondition(input.is_valid());
72 
73  mln_domain(I) b(input.domain().pmin() / 2,
74  input.domain().pmax() / 2);
75  mln_concrete(I) output(b);
76  mln_assertion(geom::nsites(output) == geom::nsites(input | is_pixel()));
77 
78  data::paste_without_localization(input | is_pixel(), output);
79 
80  return output;
81  }
82 
83 
84 # endif // ! MLN_INCLUDE_ONLY
85 
86 
87  } // end of namespace mln::world::inter_pixel
88 
89  } // end of namespace mln::world
90 
91 } // end of namespace mln
92 
93 #endif // ! MLN_WORLD_INTER_PIXEL_FULL2IMAGE_HH