93 lines
2.7 KiB
C++
93 lines
2.7 KiB
C++
// 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_STRATEGIES_INTERSECTION_HPP
|
|
#define BOOST_GEOMETRY_STRATEGIES_INTERSECTION_HPP
|
|
|
|
#include <boost/geometry/core/point_type.hpp>
|
|
#include <boost/geometry/geometries/segment.hpp>
|
|
|
|
#include <boost/geometry/policies/relate/intersection_points.hpp>
|
|
#include <boost/geometry/policies/relate/direction.hpp>
|
|
#include <boost/geometry/policies/relate/tupled.hpp>
|
|
|
|
#include <boost/geometry/strategies/side.hpp>
|
|
#include <boost/geometry/strategies/intersection_result.hpp>
|
|
|
|
#include <boost/geometry/strategies/cartesian/cart_intersect.hpp>
|
|
|
|
|
|
namespace boost { namespace geometry
|
|
{
|
|
|
|
|
|
// The intersection strategy is a "compound strategy",
|
|
// it contains a segment-intersection-strategy
|
|
// and a side-strategy
|
|
/*!
|
|
\tparam CalculationType \tparam_calculation
|
|
*/
|
|
template
|
|
<
|
|
typename Tag,
|
|
typename Geometry1,
|
|
typename Geometry2,
|
|
typename IntersectionPoint,
|
|
typename CalculationType = void
|
|
>
|
|
struct strategy_intersection
|
|
{
|
|
private :
|
|
typedef typename geometry::point_type<Geometry1>::type point1_type;
|
|
typedef typename geometry::point_type<Geometry2>::type point2_type;
|
|
typedef typename model::referring_segment<point1_type const> segment1_type;
|
|
typedef typename model::referring_segment<point2_type const> segment2_type;
|
|
|
|
typedef segment_intersection_points
|
|
<
|
|
IntersectionPoint
|
|
> ip_type;
|
|
|
|
public:
|
|
typedef strategy::intersection::relate_cartesian_segments
|
|
<
|
|
policies::relate::segments_tupled
|
|
<
|
|
policies::relate::segments_intersection_points
|
|
<
|
|
segment1_type,
|
|
segment2_type,
|
|
ip_type,
|
|
CalculationType
|
|
> ,
|
|
policies::relate::segments_direction
|
|
<
|
|
segment1_type,
|
|
segment2_type,
|
|
CalculationType
|
|
>,
|
|
CalculationType
|
|
>,
|
|
CalculationType
|
|
> segment_intersection_strategy_type;
|
|
|
|
typedef typename strategy::side::services::default_strategy
|
|
<
|
|
Tag,
|
|
CalculationType
|
|
>::type side_strategy_type;
|
|
};
|
|
|
|
|
|
|
|
|
|
}} // namespace boost::geometry
|
|
|
|
|
|
#endif // BOOST_GEOMETRY_STRATEGIES_INTERSECTION_HPP
|