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make/box2d_h.hh
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25 
26 #ifndef MLN_MAKE_BOX2D_H_HH
27 # define MLN_MAKE_BOX2D_H_HH
28 
32 
33 # include <mln/core/alias/box2d_h.hh>
34 # include <mln/make/point2d_h.hh>
35 
36 
37 namespace mln
38 {
39 
40  namespace make
41  {
42 
52  mln::box2d_h box2d_h(unsigned nrows, unsigned ncols);
53 
54 
70 
71 
72 # ifndef MLN_INCLUDE_ONLY
73 
74  inline
75  mln::box2d_h box2d_h(unsigned nrows, unsigned ncols)
76  {
77  mln_precondition(nrows != 0 && ncols != 0);
78  mln::box2d_h tmp(point2d_h(0, 0),
79  point2d_h(static_cast<def::coord>(nrows - 1),
80  static_cast<def::coord>(ncols - 1)));
81  return tmp;
82  }
83 
84  inline
87  {
88  mln_precondition(max_row >= min_row && max_col >= min_col);
89  mln::box2d_h tmp(point2d_h(min_row, min_col),
90  point2d_h(max_row, max_col));
91  return tmp;
92  }
93 
94 # endif // ! MLN_INCLUDE_ONLY
95 
96  } // end of namespace mln::make
97 
98 } // end of namespace mln
99 
100 
101 #endif // ! MLN_MAKE_BOX2D_H_HH