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with_single_left_link.hh
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26 
27 #ifndef SCRIBO_PRIMITIVE_LINK_WITH_SINGLE_LEFT_LINK_HH
28 # define SCRIBO_PRIMITIVE_LINK_WITH_SINGLE_LEFT_LINK_HH
29 
33 
34 # include <mln/core/concept/image.hh>
35 # include <mln/core/concept/neighborhood.hh>
36 
37 # include <mln/accu/center.hh>
38 
39 # include <mln/labeling/compute.hh>
40 
41 # include <mln/math/abs.hh>
42 
43 # include <mln/util/array.hh>
44 
45 
46 # include <scribo/core/macros.hh>
47 # include <scribo/core/component_set.hh>
48 # include <scribo/core/object_links.hh>
49 
50 # include <scribo/primitive/link/internal/find_link.hh>
51 # include <scribo/primitive/link/internal/link_single_dmax_base.hh>
52 
53 # include <scribo/primitive/link/compute.hh>
54 
55 
56 namespace scribo
57 {
58 
59  namespace primitive
60  {
61 
62  namespace link
63  {
64 
72  //
73  template <typename L>
74  inline
75  object_links<L>
76  with_single_left_link(const component_set<L>& components,
77  unsigned neighb_max_distance);
78 
79 
82  //
83  template <typename L>
84  inline
85  object_links<L>
86  with_single_left_link(const component_set<L>& components);
87 
88 
89 # ifndef MLN_INCLUDE_ONLY
90 
91 
92  namespace internal
93  {
94 
95  // Functor
96 
97  template <typename L>
98  class single_left_functor
99  : public internal::link_single_dmax_base<L, single_left_functor<L> >
100  {
101  typedef
102  internal::link_single_dmax_base<L, single_left_functor<L> > super_;
103 
104  public:
105  typedef mln_site(L) P;
106 
107  single_left_functor(const component_set<L>& components, unsigned dmax)
108  : super_(components, dmax, anchor::Horizontal)
109  {
110  }
111 
112  void compute_next_site_(P& p)
113  {
114  --p.col();
115  }
116 
117  };
118 
119  } // end of namespace scribo::primitive::link::internal
120 
121 
122 
123  // Facades
124 
125  template <typename L>
126  inline
127  object_links<L>
128  with_single_left_link(const component_set<L>& components,
129  unsigned neighb_max_distance)
130  {
131  mln_trace("scribo::primitive::link::with_single_left_link");
132 
133  mln_precondition(components.is_valid());
134 
135  internal::single_left_functor<L>
136  functor(components, neighb_max_distance);
137 
138  object_links<L> output = compute(functor);
139 
140  return output;
141  }
142 
143 
144  template <typename L>
145  inline
146  object_links<L>
147  with_single_left_link(const component_set<L>& components)
148  {
149  return with_single_left_link(components, mln_max(unsigned));
150  }
151 
152 
153 # endif // ! MLN_INCLUDE_ONLY
154 
155  } // end of namespace scribo::primitive::link
156 
157  } // end of namespace scribo::primitive
158 
159 } // end of namespace scribo
160 
161 #endif // ! SCRIBO_PRIMITIVE_LINK_WITH_SINGLE_LEFT_LINK_HH