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uni.hh
1 // Copyright (C) 2007, 2008, 2009 EPITA Research and Development Laboratory (LRDE)
2 //
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19 // instantiate templates or use macros or inline functions from this
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24 // executable file might be covered by the GNU General Public License.
25 
26 #ifndef MLN_SET_UNI_HH
27 # define MLN_SET_UNI_HH
28 
32 
33 # include <algorithm>
34 # include <iterator>
35 
36 # include <mln/core/site_set/p_set.hh>
37 # include <mln/convert/from_to.hh>
38 # include <mln/util/ord.hh>
39 
40 
41 namespace mln
42 {
43 
44  namespace set
45  {
46 
51  template <typename Sl, typename Sr>
52  p_set<mln_site(Sl)>
53  uni(const Site_Set<Sl>& lhs, const Site_Set<Sr>& rhs);
54 
55 
56 # ifndef MLN_INCLUDE_ONLY
57 
58  template <typename Sl, typename Sr>
59  inline
60  p_set<mln_site(Sl)>
61  uni(const Site_Set<Sl>& lhs, const Site_Set<Sr>& rhs)
62  {
63  mln_trace("set::uni");
64 
65  typedef mln_site(Sl) P;
66  mlc_converts_to(mln_psite(Sr), P)::check();
67  std::set< P, util::ord<P> > sl, sr, su;
68  convert::from_to(lhs, sl);
69  convert::from_to(rhs, sr);
70  std::set_union(sl.begin(), sl.end(),
71  sr.begin(), sr.end(),
72  std::inserter(su, su.begin()),
73  util::ord<P>());
74  p_set<P> s;
75  convert::from_to(su, s);
76 
77  return s;
78  }
79 
80 # endif // ! MLN_INCLUDE_ONLY
81 
82  } // end of namespace mln::set
83 
84 } // end of namespace mln
85 
86 
87 #endif // ! MLN_SET_UNI_HH