general.cc

// Copyright (C) 2007, 2008, 2009, 2010 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/image2d.hh>
#include <mln/value/int_u8.hh>
#include <mln/io/pgm/load.hh>
#include <mln/io/pbm/load.hh>

#include <mln/win/all.hh>
#include <mln/morpho/erosion.hh>
#include <mln/morpho/dilation.hh>

#include "tests/data.hh"


int main()
{
  using namespace mln;
  using value::int_u8;


  // Windows.
  win::rectangle2d rec(5, 5);
  win::hline2d     hline(7);
  win::vline2d     vline(7);
  win::diag2d      diag2d(7);
  win::backdiag2d  backdiag2d(7);
  win::octagon2d   oct(2 * 3 + 1);

  morpho::erosion_op  ero;
  morpho::dilation_op dil;

  {
    image2d<int_u8> lena, out, ref;
    io::pgm::load(lena, MLN_IMG_DIR "/small.pgm");


    // Rectangle (erosion).

    ref = morpho::impl::generic::general_on_function(ero, lena, rec);

    out = morpho::impl::general_rectangle2d(ero, lena, rec);
    mln_assertion(out == ref);

    out = morpho::impl::general_arbitrary_2d(ero, lena, rec);
    mln_assertion(out == ref);

    out = morpho::impl::general_directional(ero, lena, rec, 0);
    mln_assertion(out == ref);

    out = morpho::impl::general_directional(ero, lena, rec, 1);
    mln_assertion(out == ref);


    // Rectangle (dilation).

    ref = morpho::impl::generic::general_on_function(dil, lena, rec);

    out = morpho::impl::general_rectangle2d(dil, lena, rec);
    mln_assertion(out == ref);

    out = morpho::impl::general_arbitrary_2d(dil, lena, rec);
    mln_assertion(out == ref);

    out = morpho::impl::general_directional(dil, lena, rec, 0);
    mln_assertion(out == ref);

    out = morpho::impl::general_directional(dil, lena, rec, 1);
    mln_assertion(out == ref);


    // Hline.
    ref = morpho::impl::generic::general_on_function(ero, lena, hline);

    out = morpho::impl::general_directional(ero, lena, hline, 1);
    mln_assertion(out == ref);

    out = morpho::impl::general_line(ero, lena, hline);
    mln_assertion(out == ref);


    // Vline.
    ref = morpho::impl::generic::general_on_function(ero, lena, vline);

    out = morpho::impl::general_directional(ero, lena, vline, 0);
    mln_assertion(out == ref);

    out = morpho::impl::general_line(ero, lena, vline);
    mln_assertion(out == ref);

    /*

    // Diag2d.
    ref = morpho::impl::generic::erosion_on_function(lena, diag2d);

    // Backdiag2d.
    ref = morpho::impl::generic::erosion_on_function(lena, backdiag2d);

    // Octagon
    ref = morpho::impl::generic::erosion_on_function(lena, oct);
    // io::pgm::save(ref, "general-out_oct_ref.pgm");

    */
  }


  /*

  {
    trace::quiet = false;

    image2d<bool> pic;
    io::pbm::load(pic, MLN_IMG_DIR "/small.pbm");

    // morpho::impl::general_on_set_centered_fastest(ero, pic, win::rectangle2d(3,3));
    morpho::general(ero, pic, win::rectangle2d(3,3));
    morpho::general(dil, pic, win::rectangle2d(3,3));

    trace::quiet = true;
  }

  */


  {
    image2d<bool> pic, out, ref;
    io::pbm::load(pic, MLN_IMG_DIR "/small.pbm");

    // Rectangle (erosion).

    ref = morpho::impl::generic::general_on_set(ero, pic, rec);

    out = morpho::impl::general_on_set_centered(ero, pic, rec);
    mln_assertion(out == ref);

    out = morpho::impl::general_on_set_centered_fastest(ero, pic, rec);
    mln_assertion(out == ref);

    out = morpho::impl::general_rectangle2d(ero, pic, rec);
    mln_assertion(out == ref);

    out = morpho::impl::general_arbitrary_2d(ero, pic, rec);
    mln_assertion(out == ref);

    out = morpho::impl::general_directional(ero, pic, rec, 0);
    mln_assertion(out == ref);

    out = morpho::impl::general_directional(ero, pic, rec, 1);
    mln_assertion(out == ref);


    // Rectangle (dilation).

    ref = morpho::impl::generic::general_on_set(dil, pic, rec);

    out = morpho::impl::general_on_set_centered(dil, pic, rec);
    mln_assertion(out == ref);

    out = morpho::impl::general_on_set_centered_fastest(dil, pic, rec);
    mln_assertion(out == ref);

    out = morpho::impl::general_rectangle2d(dil, pic, rec);
    mln_assertion(out == ref);

    out = morpho::impl::general_arbitrary_2d(dil, pic, rec);
    mln_assertion(out == ref);

    out = morpho::impl::general_directional(dil, pic, rec, 0);
    mln_assertion(out == ref);

    out = morpho::impl::general_directional(dil, pic, rec, 1);
    mln_assertion(out == ref);
  }

}