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from_site_set_to_image.hh
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25 
26 #ifndef MLN_CONVERT_IMPL_FROM_SITE_SET_TO_IMAGE_HH
27 # define MLN_CONVERT_IMPL_FROM_SITE_SET_TO_IMAGE_HH
28 
32 
33 # include <mln/core/image/dmorph/sub_image.hh>
34 # include <mln/geom/bbox.hh>
35 # include <mln/trait/image_from_grid.hh>
36 # include <mln/data/fill.hh>
37 
38 
39 namespace mln
40 {
41 
42  // Forward declarations.
43  template <typename E> struct Site_Set;
44  template <typename E> struct Image;
45 
46 
47  namespace convert
48  {
49 
50  namespace impl
51  {
52 
54  template <typename S, typename I>
55  void
56  from_site_set_to_image(const Site_Set<S>& from, Image<I>& to);
57 
58 
59 
60 # ifndef MLN_INCLUDE_ONLY
61 
62  template <typename S, typename I>
63  inline
64  void
65  from_site_set_to_image(const Site_Set<S>& from_, Image<I>& to_)
66  {
67  const S& from = exact(from_);
68  I& to = exact(to_);
69 
70  box<mln_site(S)> b = geom::bbox(from);
71 
72  typedef mln_deduce(I, site, grid) G;
73  typedef mln_value(I) V;
74  mln_image_from_grid(G, V) ima(b);
75  data::fill(ima, false);
76  data::fill((ima | from).rw(), true);
77 
78  to = ima;
79  }
80 
81 # endif // ! MLN_INCLUDE_ONLY
82 
83  } // end of namespace mln::convert::impl
84 
85  } // end of namespace mln::convert
86 
87 } // end of namespace mln
88 
89 
90 #endif // ! MLN_CONVERT_IMPL_FROM_SITE_SET_TO_IMAGE_HH