Milena (Olena)
User documentation 2.0a Id
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00001 // Copyright (C) 2007, 2008, 2009 EPITA Research and Development 00002 // 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_COMPUTE_HH 00028 # define MLN_DATA_COMPUTE_HH 00029 00033 00034 # include <mln/data/update.hh> 00035 # include <mln/core/concept/meta_accumulator.hh> 00036 00037 00038 00039 namespace mln 00040 { 00041 00042 namespace data 00043 { 00044 00054 // 00055 template <typename A, typename I> 00056 mln_result(A) 00057 compute(const Accumulator<A>& a, const Image<I>& input); 00058 00059 00067 // 00068 template <typename A, typename I> 00069 mln_result(A) 00070 compute(Accumulator<A>& a, const Image<I>& input); 00071 00072 00079 template <typename A, typename I> 00080 mln_meta_accu_result(A, mln_value(I)) 00081 compute(const Meta_Accumulator<A>& a, const Image<I>& input); 00082 00083 00084 00085 # ifndef MLN_INCLUDE_ONLY 00086 00087 00088 // Facades. 00089 00090 template <typename A, typename I> 00091 inline 00092 mln_result(A) 00093 compute(const Accumulator<A>& a_, const Image<I>& input) 00094 { 00095 (void) a_; 00096 A a; 00097 return compute(a, input); 00098 } 00099 00100 00101 template <typename A, typename I> 00102 inline 00103 mln_result(A) 00104 compute(Accumulator<A>& a_, const Image<I>& input) 00105 { 00106 trace::entering("data::compute"); 00107 00108 A a = exact(a_); 00109 data::internal::update_tests(a, input); 00110 00111 a.init(); 00112 data::internal::update_dispatch(a, input); 00113 00114 trace::exiting("data::compute"); 00115 return a; 00116 } 00117 00118 00119 template <typename A, typename I> 00120 inline 00121 mln_meta_accu_result(A, mln_value(I)) 00122 compute(const Meta_Accumulator<A>& a, const Image<I>& input) 00123 { 00124 typedef mln_accu_with(A, mln_value(I)) A_; 00125 A_ a_ = accu::unmeta(exact(a), mln_value(I)()); 00126 00127 return data::compute(a_, input); // Call the previous version. 00128 } 00129 00130 # endif // ! MLN_INCLUDE_ONLY 00131 00132 } // end of namespace mln::data 00133 00134 } // end of namespace mln 00135 00136 00137 #endif // ! MLN_DATA_COMPUTE_HH