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pixel.cc
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// Copyright (C) 2007, 2008, 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 <mln/core/image/image2d.hh>
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#include <mln/core/pixel.hh>
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#include <mln/metal/equal.hh>
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#include <mln/opt/at.hh>
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int
main()
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{
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using namespace
mln;
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typedef
image2d<int>
I;
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border::thickness = 0;
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I ima(3, 3);
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{
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pixel<I>
pxl(ima,
point2d
(1, 1));
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pxl.val() = 51;
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mln_assertion(
opt::at
(ima, 1, 1) == 51);
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}
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{
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pixel<const I>
pxl(ima,
point2d
(1, 1));
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opt::at
(ima, 1, 1) = 51;
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mln_assertion(
unsigned
(pxl) == 4);
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mln_assertion(pxl.val() == 51);
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// hopefully the code below does not compile:
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// pxl.val() = 0;
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// assignment of read-only location
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}
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{
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mln::metal::equal< mln_image_(pixel<I>
), I >::check();
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mln::metal::equal< mln_image_(pixel<const I>
),
const
I >::check();
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}
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}
tests
core
other
pixel.cc
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