mirror.cc

// Copyright (C) 2007, 2008, 2009, 2011 EPITA Research and Development
// Laboratory (LRDE)
//
// This file is part of Olena.
//
// Olena is free software: you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free
// Software Foundation, version 2 of the License.
//
// Olena 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 Olena.  If not, see <http://www.gnu.org/licenses/>.
//
// As a special exception, you may use this file as part of a free
// software project 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.


#include <mln/core/image/image1d.hh>
#include <mln/core/image/image2d.hh>
#include <mln/core/image/dmorph/extended.hh>
#include <mln/debug/iota.hh>
#include <mln/border/mirror.hh>
#include <mln/opt/element.hh>
#include <mln/data/paste_without_localization.hh>
#include <mln/data/compare.hh>

using namespace mln;

int
main (void)
{
  {
    image1d<int> ima(2, 3);
    debug::iota(ima);
    border::mirror(ima);
    mln_assertion(opt::element(ima, 0) == 2);
    mln_assertion(opt::element(ima, 1) == 2);
    mln_assertion(opt::element(ima, 2) == 1);
    mln_assertion(opt::element(ima, 3) == 1);
    mln_assertion(opt::element(ima, 4) == 2);
    mln_assertion(opt::element(ima, 5) == 2);
    mln_assertion(opt::element(ima, 6) == 1);
    mln_assertion(opt::element(ima, 7) == 1);
  }


  // Image2d
  {
    unsigned ref_data[6][7] = {
      { 1, 1, 4, 5, 6, 3, 3 },
      { 1, 1, 1, 2, 3, 3, 3 },
      { 2, 1, 1, 2, 3, 3, 2 },
      { 5, 4, 4, 5, 6, 6, 5 },
      { 4, 4, 4, 5, 6, 6, 6 },
      { 4, 4, 1, 2, 3, 6, 6 }
    };


    image2d<unsigned> ref = make::image(ref_data);
    image2d<unsigned> input(2, 3, 2);
    image2d<unsigned> res(6, 7, 0);
    debug::iota(input, 0);
    border::mirror(input);

    data::paste_without_localization(extended_to(input, input.vbbox()), res);

    mln_assertion(res == ref);
  }
}