Milena (Olena)
User documentation 2.0a Id
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00001 // Copyright (C) 2007, 2008, 2009 EPITA Research and Development Laboratory (LRDE) 00002 // 00003 // This file is part of Olena. 00004 // 00005 // Olena is free software: you can redistribute it and/or modify it under 00006 // the terms of the GNU General Public License as published by the Free 00007 // Software Foundation, version 2 of the License. 00008 // 00009 // Olena is distributed in the hope that it will be useful, 00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 // General Public License for more details. 00013 // 00014 // You should have received a copy of the GNU General Public License 00015 // along with Olena. If not, see <http://www.gnu.org/licenses/>. 00016 // 00017 // As a special exception, you may use this file as part of a free 00018 // software project without restriction. Specifically, if other files 00019 // instantiate templates or use macros or inline functions from this 00020 // file, or you compile this file and link it with other files to produce 00021 // an executable, this file does not by itself cause the resulting 00022 // executable to be covered by the GNU General Public License. This 00023 // exception does not however invalidate any other reasons why the 00024 // executable file might be covered by the GNU General Public License. 00025 00026 #ifndef MLN_ACCU_COMPUTE_HH 00027 # define MLN_ACCU_COMPUTE_HH 00028 00035 00036 # include <mln/core/concept/meta_accumulator.hh> 00037 # include <mln/core/concept/image.hh> 00038 # include <mln/util/pix.hh> 00039 00040 00041 namespace mln 00042 { 00043 00044 namespace accu 00045 { 00046 00058 template <typename A, typename I> 00059 mln_result(A) 00060 compute(const Accumulator<A>& a, const Image<I>& input); 00061 00062 00074 template <typename A, typename I> 00075 mln_meta_accu_result(A, util::pix<I>) 00076 compute(const Meta_Accumulator<A>& a, const Image<I>& input); 00077 00078 00079 00080 # ifndef MLN_INCLUDE_ONLY 00081 00082 00083 namespace impl 00084 { 00085 00086 namespace generic 00087 { 00088 00089 template <typename A, typename I> 00090 mln_result(A) 00091 compute(const Accumulator<A>&, const Image<I>& input_) 00092 { 00093 trace::entering("accu::impl::generic::compute"); 00094 00095 const I& input = exact(input_); 00096 mln_precondition(input.is_valid()); 00097 00098 A a; 00099 mln_piter(I) p(input.domain()); 00100 for_all(p) 00101 a.take(make::pix(input, p)); 00102 00103 trace::exiting("accu::impl::generic::compute"); 00104 return a.to_result(); 00105 } 00106 00107 } // end of namespace mln::accu::impl::generic 00108 00109 } // end of namespace mln::accu::impl 00110 00111 00112 namespace internal 00113 { 00114 00115 template <typename A, typename I> 00116 inline 00117 mln_result(A) 00118 compute_dispatch(const Accumulator<A>& a, const Image<I>& input) 00119 { 00120 return impl::generic::compute(a, input); 00121 } 00122 00123 } // end of namespace mln::accu::internal 00124 00125 00126 00127 template <typename A, typename I> 00128 inline 00129 mln_result(A) 00130 compute(const Accumulator<A>& a, const Image<I>& input) 00131 { 00132 trace::entering("accu::compute"); 00133 00134 mln_precondition(exact(input).is_valid()); 00135 mln_result(A) output = internal::compute_dispatch(a, input); 00136 00137 trace::exiting("accu::compute"); 00138 return output; 00139 } 00140 00141 template <typename A, typename I> 00142 inline 00143 mln_meta_accu_result(A, util::pix<I>) 00144 compute(const Meta_Accumulator<A>& a, const Image<I>& input) 00145 { 00146 trace::entering("accu::compute"); 00147 00148 mln_precondition(exact(input).is_valid()); 00149 00150 typedef mln_accu_with(A, util::pix<I>) A_; 00151 util::pix<I> pix_(exact(input), mln_psite(I)()); 00152 A_ a_ = accu::unmeta(exact(a), pix_); 00153 00154 mln_result(A_) output = internal::compute_dispatch(a_, input); 00155 00156 trace::exiting("accu::compute"); 00157 return output; 00158 } 00159 00160 # endif // ! MLN_INCLUDE_ONLY 00161 00162 } // end of namespace mln::accu 00163 00164 } // end of namespace mln 00165 00166 00167 #endif // ! MLN_ACCU_COMPUTE_HH