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crop_without_localization.hh
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26 
31 
32 #ifndef MLN_GEOM_CROP_WITHOUT_LOCALIZATION_HH
33 # define MLN_GEOM_CROP_WITHOUT_LOCALIZATION_HH
34 
35 # include <mln/core/concept/image.hh>
36 # include <mln/core/concept/box.hh>
37 # include <mln/data/paste_without_localization.hh>
38 
39 namespace mln
40 {
41 
42  namespace geom
43  {
44 
50  template <typename I, typename B>
51  mln_concrete(I) crop_without_localization(const Image<I>& input,
52  const Box<B>& b_in, const Box<B>& b_out);
53 
54 
55 # ifndef MLN_INCLUDE_ONLY
56 
57  template <typename I, typename B>
58  mln_concrete(I)
59  crop_without_localization(const Image<I>& input_,
60  const Box<B>& b_in_, const Box<B>& b_out_)
61  {
62  mln_trace("mln::geom::crop_without_localization");
63 
64  const I& input = exact(input_);
65  const B& b_in = exact(b_in_);
66  const B& b_out = exact(b_out_);
67  mln_precondition(input.is_valid());
68  mln_precondition(b_in.is_valid());
69  mln_precondition(b_out.is_valid());
70  mln_precondition(b_in <= input.domain());
71  mln_precondition(b_in.nsites() == b_out.nsites());
72 
73  mln_concrete(I) output(b_out);
74  data::paste_without_localization(input | b_in, output);
75 
76  return output;
77  }
78 
79 
80 # endif // ! MLN_INCLUDE_ONLY
81 
82  } // end of namespace mln::geom
83 
84 } // end of namespace mln
85 
86 #endif // ! MLN_GEOM_CROP_WITHOUT_LOCALIZATION_HH