77 lines
2.0 KiB
C++
77 lines
2.0 KiB
C++
// Boost.Geometry (aka GGL, Generic Geometry Library)
|
|
// Unit Test
|
|
|
|
// Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
|
|
// Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
|
|
// Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
|
|
|
|
// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
|
|
// (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
|
|
|
|
// Use, modification and distribution is subject to the Boost Software License,
|
|
// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
|
|
// http://www.boost.org/LICENSE_1_0.txt)
|
|
|
|
|
|
#include <boost/geometry/core/cs.hpp>
|
|
#include <boost/geometry/geometries/concepts/check.hpp>
|
|
|
|
struct ro_point
|
|
{
|
|
float x, y;
|
|
};
|
|
|
|
|
|
struct rw_point
|
|
{
|
|
float x, y;
|
|
};
|
|
|
|
|
|
namespace boost { namespace geometry { namespace traits {
|
|
|
|
template <> struct tag<ro_point> { typedef point_tag type; };
|
|
template <> struct coordinate_type<ro_point> { typedef float type; };
|
|
template <> struct coordinate_system<ro_point> { typedef bg::cs::cartesian type; };
|
|
template <> struct dimension<ro_point> { enum { value = 2 }; };
|
|
|
|
template <> struct access<ro_point, 0>
|
|
{
|
|
static float get(ro_point const& p) { return p.x; }
|
|
};
|
|
|
|
template <> struct access<ro_point, 1>
|
|
{
|
|
static float get(ro_point const& p) { return p.y; }
|
|
};
|
|
|
|
|
|
|
|
|
|
template <> struct tag<rw_point> { typedef point_tag type; };
|
|
template <> struct coordinate_type<rw_point> { typedef float type; };
|
|
template <> struct coordinate_system<rw_point> { typedef bg::cs::cartesian type; };
|
|
template <> struct dimension<rw_point> { enum { value = 2 }; };
|
|
|
|
template <> struct access<rw_point, 0>
|
|
{
|
|
static float get(rw_point const& p) { return p.x; }
|
|
static void set(rw_point& p, float value) { p.x = value; }
|
|
};
|
|
|
|
template <> struct access<rw_point, 1>
|
|
{
|
|
static float get(rw_point const& p) { return p.y; }
|
|
static void set(rw_point& p, float value) { p.y = value; }
|
|
};
|
|
|
|
|
|
}}} // namespace bg::traits
|
|
|
|
|
|
int main()
|
|
{
|
|
bg::concepts::check<const ro_point>();
|
|
bg::concepts::check<rw_point>();
|
|
}
|