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make/w_window.hh
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25 
26 #ifndef MLN_MAKE_W_WINDOW_HH
27 # define MLN_MAKE_W_WINDOW_HH
28 
34 # include <mln/core/concept/window.hh>
35 # include <mln/core/concept/function.hh>
36 # include <mln/core/w_window.hh>
37 
38 
39 namespace mln
40 {
41 
42  namespace make
43  {
44 
53  template <typename W, typename F>
55  w_window(const Window<W>& win, const Function_v2v<F>& wei);
56 
57 
58 # ifndef MLN_INCLUDE_ONLY
59 
60  template <typename W, typename F>
61  inline
63  w_window(const Window<W>& win_, const Function_v2v<F>& wei_)
64  {
65  mln_trace("make::w_window");
66 
67  mln_is_simple_window(W)::check();
68 
69  const W& win = exact(win_);
70  const F& wei = exact(wei_);
71  mln_precondition(! win.is_empty());
72 
73  typedef mln_dpsite(W) D;
74  mln::w_window<D, mln_result(F)> w_win;
75 
76  typedef mln_psite(D) P;
77  P O = literal::origin;
78  mln_qiter(W) q(win, O);
79  for_all(q)
80  w_win.insert(wei(q), q - O);
81 
82  return w_win;
83  }
84 
85 # endif // ! MLN_INCLUDE_ONLY
86 
87  } // end of namespace mln::make
88 
89 } // end of namespace mln
90 
91 
92 #endif // ! MLN_MAKE_W_WINDOW_HH