Milena (Olena)
User documentation 2.0a Id
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00001 // Copyright (C) 2007, 2008, 2009, 2010, 2011 EPITA Research and 00002 // Development Laboratory (LRDE) 00003 // 00004 // This file is part of Olena. 00005 // 00006 // Olena is free software: you can redistribute it and/or modify it under 00007 // the terms of the GNU General Public License as published by the Free 00008 // Software Foundation, version 2 of the License. 00009 // 00010 // Olena is distributed in the hope that it will be useful, 00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 // General Public License for more details. 00014 // 00015 // You should have received a copy of the GNU General Public License 00016 // along with Olena. If not, see <http://www.gnu.org/licenses/>. 00017 // 00018 // As a special exception, you may use this file as part of a free 00019 // software project without restriction. Specifically, if other files 00020 // instantiate templates or use macros or inline functions from this 00021 // file, or you compile this file and link it with other files to produce 00022 // an executable, this file does not by itself cause the resulting 00023 // executable to be covered by the GNU General Public License. This 00024 // exception does not however invalidate any other reasons why the 00025 // executable file might be covered by the GNU General Public License. 00026 00027 #ifndef MLN_DATA_FILL_HH 00028 # define MLN_DATA_FILL_HH 00029 00035 00036 # include <mln/core/concept/function.hh> 00037 # include <mln/pw/image.hh> 00038 # include <mln/convert/to_fun.hh> 00039 00040 # include <mln/data/fill_with_image.hh> 00041 # include <mln/data/fill_with_value.hh> 00042 00043 00044 namespace mln 00045 { 00046 00047 namespace data 00048 { 00049 00057 template <typename I, typename D> 00058 void fill(Image<I>& ima, const D& data); 00059 00060 00061 00062 # ifndef MLN_INCLUDE_ONLY 00063 00064 namespace internal 00065 { 00066 00067 // tests 00068 00069 template <typename I, typename D> 00070 inline 00071 void fill_tests(Image<I>& ima, const D&) 00072 { 00073 // Avoid a warning about an undefined variable when NDEBUG 00074 // is not defined. 00075 (void) ima; 00076 00077 mlc_is(mln_trait_image_value_io(I), trait::image::value_io::read_write)::check(); 00078 mln_precondition(exact(ima).is_valid()); 00079 // FIXME: check for ambiguities... 00080 } 00081 00082 // dispatch_overload 00083 00084 template <typename I> 00085 void fill_dispatch_overload(I& ima, const mln_value(I)& v) 00086 { 00087 mln::data::fill_with_value(ima, v); 00088 } 00089 00090 template <typename I, typename J> 00091 void fill_dispatch_overload(I& ima, const Image<J>& data) 00092 { 00093 mln::data::fill_with_image(ima, data); 00094 } 00095 00096 template <typename I, typename F> 00097 void fill_dispatch_overload(I& ima, const Function<F>& f) 00098 { 00099 mlc_converts_to(mln_result(F), mln_value(I))::check(); 00100 mln::data::fill_with_image(ima, 00101 exact(f) | ima.domain()); 00102 } 00103 00104 template <typename I, typename R, typename A> 00105 void fill_dispatch_overload(I& ima, R (*f)(A)) 00106 { 00107 mlc_converts_to(R, mln_value(I))::check(); 00108 mln::data::fill_with_image(ima, 00109 convert::to_fun(f) | ima.domain()); 00110 } 00111 00112 template <typename I, typename V, unsigned N> 00113 void fill_dispatch_overload(I& ima, V (&arr)[N]) 00114 { 00115 mlc_converts_to(V, mln_value(I))::check(); 00116 mln_precondition(N == ima.nsites()); 00117 mln_fwd_piter(I) p(ima.domain()); 00118 unsigned i = 0; 00119 for_all(p) 00120 ima(p) = arr[i++]; 00121 } 00122 00123 // dispatch 00124 00125 template <typename I, typename D> 00126 void fill_dispatch(Image<I>& ima, const D& data) 00127 { 00128 fill_dispatch_overload(exact(ima), exact(data)); 00129 } 00130 00131 } // end of namespace mln::data::internal 00132 00133 00134 // Facade. 00135 00136 template <typename I, typename D> 00137 inline 00138 void fill(Image<I>& ima, const D& data) 00139 { 00140 trace::entering("data::fill"); 00141 00142 internal::fill_tests(ima, data); 00143 internal::fill_dispatch(ima, data); 00144 00145 trace::exiting("data::fill"); 00146 } 00147 00148 00149 # endif // ! MLN_INCLUDE_ONLY 00150 00151 } // end of namespace mln::data 00152 00153 } // end of namespace mln 00154 00155 00156 #endif // ! MLN_DATA_FILL_HH