/usr/include/mapnik/vertex.hpp is in libmapnik-dev 3.0.9+ds-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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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_VERTEX_HPP
#define MAPNIK_VERTEX_HPP
#include <utility>
#include <cstdint>
namespace mapnik
{
enum CommandType : std::uint8_t {
SEG_END = 0,
SEG_MOVETO = 1,
SEG_LINETO = 2,
SEG_CLOSE = (0x40 | 0x0f)
};
template <typename T,int dim>
struct vertex {
using coord_type = T;
};
template <typename T>
struct vertex<T,2>
{
enum no_init_t : std::uint8_t { no_init };
using coord_type = T;
coord_type x;
coord_type y;
unsigned cmd;
vertex()
: x(0),y(0),cmd(SEG_END) {}
explicit vertex(no_init_t)
{}
vertex(coord_type x_,coord_type y_,unsigned cmd_)
: x(x_),y(y_),cmd(cmd_) {}
vertex(vertex<T,2> && rhs) noexcept
: x(std::move(rhs.x)),
y(std::move(rhs.y)),
cmd(std::move(rhs.cmd)) {}
vertex(vertex<T,2> const& rhs)
: x(rhs.x),
y(rhs.y),
cmd(rhs.cmd) {}
template <typename T2>
vertex(vertex<T2,2> const& rhs)
: x(coord_type(rhs.x)),
y(coord_type(rhs.y)),
cmd(rhs.cmd) {}
vertex<T,2>& operator=(vertex<T,2> rhs)
{
swap(rhs);
return *this;
}
template <typename T2>
vertex<T,2>& operator=(vertex<T2,2> const& rhs)
{
vertex<T,2> tmp(rhs);
swap(tmp);
return *this;
}
private:
void swap(vertex<T,2> & rhs)
{
std::swap(this->x,rhs.x);
std::swap(this->y,rhs.y);
std::swap(this->cmd,rhs.cmd);
}
};
using vertex2d = vertex<double,2>;
using vertex2i = vertex<int,2>;
}
#endif // MAPNIK_VERTEX_HPP
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