[Olena-patches] milena r1233: Add test for voronoi algorithm

URL: https://svn.lrde.epita.fr/svn/oln/trunk/milena ChangeLog: 2007-10-03 Guillaume Duhamel &lt;guillaume.duhamel(a)lrde.epita.fr&gt; Add test for voronoi algorithm. * labeling_algo.cc: New. --- labeling_algo.cc | 82 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 82 insertions(+) Index: trunk/milena/tests/labeling_algo.cc =================================================================== --- trunk/milena/tests/labeling_algo.cc (revision 0) +++ trunk/milena/tests/labeling_algo.cc (revision 1233) @@ -0,0 +1,82 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library without restriction. Specifically, if other files +// instantiate templates or use macros or inline functions from this +// file, or you compile this file and link it with other files to +// produce an executable, this file does not by itself cause the +// resulting executable to be covered by the GNU General Public +// License. This exception does not however invalidate any other +// reasons why the executable file might be covered by the GNU General +// Public License. + +/*! \file tests/labeling_foreground.cc + * + * \brief Test on mln::labeling::foreground. + */ + +# include <mln/core/image2d_b.hh> +# include <mln/core/sub_image.hh> +# include <mln/core/neighb2d.hh> +# include <mln/value/int_u8.hh> +# include <mln/level/fill.hh> +# include <mln/level/stretch.hh> +# include <mln/border/fill.hh> +# include <mln/io/pbm/load.hh> +# include <mln/io/pgm/save.hh> +# include <mln/labeling/foreground.hh> +# include <mln/debug/println.hh> +# include <mln/draw/mesh.hh> +# include <mln/geom/seeds2tiling.hh> +# include <mln/make/voronoi.hh> + +int main() +{ + using namespace mln; + using value::int_u8; + + image2d_b<bool> in = io::pbm::load("../img/toto.pbm"); + + image2d_b<int_u8> lab(in.domain()); + image2d_b<int_u8> inte(in.domain()); + image2d_b<int_u8> out(in.domain()); + + unsigned n; + labeling::foreground(in, c8(), lab, n); + std::cout << "number of labels = " << n << std::endl; + std::vector<int_u8> vec; + + image2d_b<int> input(in.domain()); + level::fill(input, lab); + lab(make::point2d (0,0)) = 0; + + inte = geom::seeds2tiling(lab, c4 ()); + border::fill (inte, 0); + + image2d_b<int_u8> inte2(inte.domain()); + + level::stretch (inte, inte2); + + io::pgm::save(inte2, "inte.pgm"); + + mesh_p<point2d> m = make::voronoi(inte, lab, c4()); + std::cout << "OK : generate inte.pgm and out.pgm" << std::endl; + draw::mesh (out, m, 255, 128); + + io::pgm::save(out, "out.pgm"); +}