[Olena-patches] milena r1235: Add test for fast labeling

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 fast labeling. * labeling_level_fast.cc: New test. --- labeling_level_fast.cc | 63 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) Index: trunk/milena/tests/labeling_level_fast.cc =================================================================== --- trunk/milena/tests/labeling_level_fast.cc (revision 0) +++ trunk/milena/tests/labeling_level_fast.cc (revision 1235) @@ -0,0 +1,63 @@ +// 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/image1d_b.hh> +#include <mln/core/neighb2d.hh> +#include <mln/value/int_u8.hh> +#include <mln/pw/all.hh> + +#include <mln/io/pgm/load.hh> +#include <mln/io/pgm/save.hh> +#include <mln/labeling/level.hh> +#include <mln/debug/iota.hh> +#include <mln/debug/println.hh> + +int main() +{ + using namespace mln; + using value::int_u8; + + unsigned border = 1; + + image2d_b<value::int_u8> i1(5, 5, border); + debug::iota(i1); + i1[10] = i1[17] = i1[18] = i1[25] = i1[26] = i1[22] = i1[29] = 2; + debug::println(i1); + + unsigned n; + image2d_b<value::int_u8> out(i1.domain(), border); + labeling::level_fast(i1, 2, c4(), out, n); + + std::cout << "n = " << n << std::endl; + debug::println(out); +}