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 #include <mln/core/image/image2d.hh> 00027 #include <mln/canvas/browsing/snake_fwd.hh> 00028 #include <mln/fun/p2v/iota.hh> 00029 #include <mln/debug/println.hh> 00030 00031 00032 template <typename I, typename F> 00033 struct assign_browsing_functor 00034 { 00035 typedef mln_site(I) S; 00036 enum { dim = S::dim }; 00037 00038 I input; 00039 F f; 00040 00041 assign_browsing_functor(I& input, F f = F()) 00042 : input(input), 00043 f(f) 00044 {} 00045 00046 mln_psite(I) p; 00047 00048 void init() {} 00049 void final() {} 00050 void next() 00051 { 00052 input(p) = f(p); 00053 mln_assertion(input(p) - 1 == p[0] * input.domain().ncols() 00054 + ( (p[0] % 2) ? input.domain().ncols() - 1 - p[1] : p[1])); 00055 } 00056 void fwd() { next(); } 00057 void bkd() { next(); } 00058 void down() { next(); } 00059 }; 00060 00061 namespace mln 00062 { 00063 00064 template <typename I, typename F, typename B> 00065 void my_test(Image<I>& ima_, 00066 const Function_v2v<F>& f_, 00067 const Browsing<B>& browse_) 00068 { 00069 I& ima = exact(ima_); 00070 const F& f = exact(f_); 00071 const B& browse = exact(browse_); 00072 00073 assign_browsing_functor<I, F> fun(ima, f); 00074 browse(fun); 00075 } 00076 00077 } 00078 00079 00080 int main() 00081 { 00082 using namespace mln; 00083 image2d<unsigned> ima2(3, 3); 00084 00085 my_test(ima2, fun::p2v::iota(), canvas::browsing::snake_fwd); 00086 }