/usr/include/mapnik/segment.hpp is in libmapnik-dev 3.0.9+ds-1.
This file is owned by root:root, with mode 0o644.
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*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2015 Artem Pavlenko
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*****************************************************************************/
#ifndef MAPNIK_SEGMENT_HPP
#define MAPNIK_SEGMENT_HPP
#include <tuple>
#include <algorithm>
namespace mapnik
{
using segment_t = std::tuple<double,double,double,double>;
static inline bool y_order(segment_t const& first,segment_t const& second)
{
double miny0 = std::min(std::get<1>(first), std::get<3>(first));
double miny1 = std::min(std::get<1>(second), std::get<3>(second));
return miny0 > miny1;
}
}
#endif // MAPNIK_SEGMENT_HPP
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