/usr/include/boost/geometry/util
Edit: /usr/include/boost/geometry/util/for_each_coordinate.hpp (2627B)
// Boost.Geometry (aka GGL, Generic Geometry Library)
// 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)
#ifndef BOOST_GEOMETRY_UTIL_FOR_EACH_COORDINATE_HPP
#define BOOST_GEOMETRY_UTIL_FOR_EACH_COORDINATE_HPP
#include
#include
#include
namespace boost { namespace geometry
{
#ifndef DOXYGEN_NO_DETAIL
namespace detail
{
template
struct coordinates_scanner
{
template
static inline Op apply(typename add_const_if_c
<
IsConst,
Point
>::type& point, Op operation)
{
operation.template apply(point);
return coordinates_scanner
<
Point,
Dimension+1,
DimensionCount,
IsConst
>::apply(point, operation);
}
};
template
struct coordinates_scanner
{
template
static inline Op apply(typename add_const_if_c
<
IsConst,
Point
>::type& , Op operation)
{
return operation;
}
};
} // namespace detail
#endif // DOXYGEN_NO_DETAIL
template
inline void for_each_coordinate(Point& point, Op operation)
{
BOOST_CONCEPT_ASSERT( (concepts::Point) );
typedef typename detail::coordinates_scanner
<
Point, 0, dimension::type::value, false
> scanner;
scanner::apply(point, operation);
}
template
inline Op for_each_coordinate(Point const& point, Op operation)
{
BOOST_CONCEPT_ASSERT( (concepts::ConstPoint) );
typedef typename detail::coordinates_scanner
<
Point, 0, dimension::type::value, true
> scanner;
return scanner::apply(point, operation);
}
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_UTIL_FOR_EACH_COORDINATE_HPP