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world/inter_pixel/compute.cc
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// Copyright (C) 2009 EPITA Research and Development Laboratory (LRDE)
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//
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// This file is part of Olena.
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//
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// Olena is free software: you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation, version 2 of the License.
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//
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// Olena is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Olena. If not, see <http://www.gnu.org/licenses/>.
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//
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// As a special exception, you may use this file as part of a free
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// software project without restriction. Specifically, if other files
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// instantiate templates or use macros or inline functions from this
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// file, or you compile this file and link it with other files to produce
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// an executable, this file does not by itself cause the resulting
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// executable to be covered by the GNU General Public License. This
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// exception does not however invalidate any other reasons why the
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// executable file might be covered by the GNU General Public License.
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#include <cmath>
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#include <mln/core/var.hh>
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#include <mln/core/image/image2d.hh>
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#include <mln/data/compare.hh>
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#include <mln/world/inter_pixel/immerse.hh>
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#include <mln/world/inter_pixel/compute.hh>
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#include <mln/world/inter_pixel/neighb2d.hh>
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#include <mln/morpho/watershed/flooding.hh>
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#include <mln/debug/println.hh>
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struct
d_t :
mln::Function_vv2v
<d_t>
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{
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typedef
int
result;
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int
operator()(
int
i1,
int
i2)
const
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{
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return
std::abs(i2 - i1);
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}
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}
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d;
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int
main()
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{
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using namespace
mln;
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int
vals[] = { 3, 4, 5,
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1, 3, 6 ,
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8, 7, 3 } ;
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typedef
image2d<int>
I;
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I ima =
make::image2d
(vals);
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using namespace
world::inter_pixel;
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typedef
image_if<I, is_pixel> Ix;
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Ix imax = immerse(ima);
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int
refs[] = { 0, 1, 0, 1, 0,
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2, 0, 1, 0, 1,
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0, 2, 0, 3, 0,
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7, 0, 4, 0, 3,
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0, 1, 0, 4, 0 };
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mln_assertion(
compute
(imax, d) == (
make::image2d
(refs) | is_separator()));
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mln_VAR(g,
compute
(imax, d));
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unsigned
n_basins;
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debug::println
(
morpho::watershed::flooding
(g, e2e(), n_basins));
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}
tests
world
inter_pixel
compute.cc
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