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// Boost.Geometry (aka GGL, Generic Geometry Library)
// Copyright (c) 2007-2012 Barend Gehrels, 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_ALGORITHMS_DETAIL_OVERLAY_CALCULATE_DISTANCE_POLICY_HPP
#define BOOST_GEOMETRY_ALGORITHMS_DETAIL_OVERLAY_CALCULATE_DISTANCE_POLICY_HPP
#include <boost/geometry/algorithms/comparable_distance.hpp>
namespace boost { namespace geometry
{
#ifndef DOXYGEN_NO_DETAIL
namespace detail { namespace overlay
{
/*!
\brief Policy calculating distance
\details get_turn_info has an optional policy to get some
extra information.
This policy calculates the distance (using default distance strategy)
*/
struct calculate_distance_policy
{
static bool const include_no_turn = false;
static bool const include_degenerate = false;
static bool const include_opposite = false;
template
<
typename Info,
typename Point1,
typename Point2,
typename IntersectionInfo,
typename DirInfo
>
static inline void apply(Info& info, Point1 const& p1, Point2 const& p2,
IntersectionInfo const&, DirInfo const&)
{
info.operations[0].enriched.distance
= geometry::comparable_distance(info.point, p1);
info.operations[1].enriched.distance
= geometry::comparable_distance(info.point, p2);
}
};
}} // namespace detail::overlay
#endif //DOXYGEN_NO_DETAIL
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_OVERLAY_CALCULATE_DISTANCE_POLICY_HPP
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