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lines_thick.hh
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26 
27 #ifndef SCRIBO_PRIMITIVE_EXTRACT_LINES_THICK_HH
28 # define SCRIBO_PRIMITIVE_EXTRACT_LINES_THICK_HH
29 
33 
34 
35 # include <mln/core/concept/image.hh>
36 # include <mln/core/concept/window.hh>
37 # include <mln/core/concept/neighborhood.hh>
38 
39 # include <mln/morpho/opening/structural.hh>
40 
41 # include <scribo/core/macros.hh>
42 # include <scribo/primitive/extract/components.hh>
43 
44 namespace scribo
45 {
46 
47  namespace primitive
48  {
49 
50  namespace extract
51  {
52 
53 
54  using namespace mln;
55 
69  template <typename I, typename N, typename V, typename W>
70  component_set<mln_ch_value(I,V)>
71  lines_thick(const Image<I>& input_,
72  const Neighborhood<N>& nbh_, V& nlines,
73  const Window<W>& win_);
74 
75 
76 
77 # ifndef MLN_INCLUDE_ONLY
78 
79 
80  namespace internal
81  {
82 
83  template <typename I, typename N, typename V, typename W>
84  void
85  lines_thick_tests(const Image<I>& input,
86  const Neighborhood<N>& nbh, V& nlines,
87  const Window<W>& win)
88  {
89  mlc_equal(mln_value(I),bool)::check();
90  mlc_bool(mln_site_(I)::dim == 2)::check();
91  mlc_is_a(V, mln::value::Symbolic)::check();
92 
93  mln_precondition(exact(input).is_valid());
94  mln_precondition(exact(nbh).is_valid());
95  mln_precondition(exact(win).is_valid());
96 
97  (void) input;
98  (void) nbh;
99  (void) win;
100  (void) nlines;
101  }
102 
103  } // end of namespace scribo::primitive::internal
104 
105 
106 
107  template <typename I, typename N, typename V, typename W>
108  inline
109  component_set<mln_ch_value(I,V)>
110  lines_thick(const Image<I>& input_,
111  const Neighborhood<N>& nbh_, V& nlines,
112  const Window<W>& win_)
113  {
114  mln_trace("scribo::primitive::lines_thick");
115 
116  internal::lines_thick_tests(input_, nbh_, nlines, win_);
117 
118  const I& input = exact(input_);
119  const N& nbh = exact(nbh_);
120  const W& win = exact(win_);
121 
122  mln_ch_value(I,bool) filter = morpho::opening::structural(input, win);
123  component_set<mln_ch_value(I,V)> output
124  = primitive::extract::components(filter, nbh, nlines);
125 
126  return output;
127  }
128 
129 
130 # endif // !MLN_INCLUDE_ONLY
131 
132  } // end of namespace scribo::primitive::extract
133 
134  } // end of namespace scribo::primitive
135 
136 } // end of namespace scribo
137 
138 #endif // ! SCRIBO_PRIMITIVE_EXTRACT_VERTICAL_LINES_THICK_HH