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plot/save.hh
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26 
27 #ifndef MLN_IO_PLOT_SAVE_HH
28 # define MLN_IO_PLOT_SAVE_HH
29 
33 
34 # include <iostream>
35 # include <fstream>
36 # include <mln/core/image/image1d.hh>
37 # include <mln/util/array.hh>
38 
39 
40 namespace mln
41 {
42 
43  namespace io
44  {
45 
46  namespace plot
47  {
48 
52  template <typename I>
53  void save(const image1d<I>& ima, const std::string& filename);
54 
60  template <typename T>
61  void save(const util::array<T>& arr, const std::string& filename,
62  int start_value = 0);
63 
65  template <typename T>
66  void save(const histo::array<T>& arr, const std::string& filename);
67 
68 # ifndef MLN_INCLUDE_ONLY
69 
70 
71 
72  // FIXME: Make it generic.
73  template <typename T>
74  inline
75  void save(const image1d<T>& ima, const std::string& filename)
76  {
77  trace::entering("mln::io::plot::save");
78 
79  std::ofstream file_out(filename.c_str());
80  unsigned end = ima.bbox().pmax().ind();
81  for (unsigned i = ima.bbox().pmin().ind(); i <= end; ++i)
82  file_out << i << " " << ima.at_(i) << std::endl;
83 
84  trace::exiting("mln::io::plot::save");
85  }
86 
87  template <typename T>
88  inline
89  void save(const util::array<T>& arr, const std::string& filename,
90  int start_value = 0)
91  {
92  trace::entering("mln::io::plot::save");
93 
94  std::ofstream file_out(filename.c_str());
95  for (unsigned i = 0; i < arr.nelements(); ++i)
96  file_out << start_value + i << " " << arr[i] << std::endl;
97 
98  trace::exiting("mln::io::plot::save");
99  }
100 
101  template <typename T>
102  inline
103  void save(const histo::array<T>& arr, const std::string& filename)
104  {
105  trace::entering("mln::io::plot::save");
106 
107  std::ofstream file_out(filename.c_str());
108  for (unsigned i = 0; i < arr.nvalues(); ++i)
109  file_out << i << " " << arr[i] << std::endl;
110 
111  trace::exiting("mln::io::plot::save");
112  }
113 
114 
115 # endif // ! MLN_INCLUDE_ONLY
116 
117  } // end of namespace mln::io::plot
118 
119  } // end of namespace mln::io
120 
121 } // end of namespace mln
122 
123 
124 #endif // ! MLN_IO_PLOT_SAVE_HH