FM / cartesian

/usr/include/boost/geometry/strategies/cartesian/

/usr/include/boost/geometry/strategies/cartesian

Name	Size	Mode	Actions
area.hpp	3958	0644	edit dl rm
area_surveyor.hpp	1221	0644	edit dl rm
azimuth.hpp	1212	0644	edit dl rm
box_in_box.hpp	10614	0644	edit dl rm
buffer_end_flat.hpp	3757	0644	edit dl rm
buffer_end_round.hpp	6084	0644	edit dl rm
buffer_join_miter.hpp	4540	0644	edit dl rm
buffer_join_round.hpp	6206	0644	edit dl rm
buffer_join_round_by_divide.hpp	4659	0644	edit dl rm
buffer_point_circle.hpp	4016	0644	edit dl rm
buffer_point_square.hpp	3654	0644	edit dl rm
buffer_side_straight.hpp	4587	0644	edit dl rm
centroid_average.hpp	2880	0644	edit dl rm
centroid_bashein_detmer.hpp	8541	0644	edit dl rm
centroid_weighted_length.hpp	4855	0644	edit dl rm
densify.hpp	3902	0644	edit dl rm
disjoint_box_box.hpp	2985	0644	edit dl rm
disjoint_segment_box.hpp	8965	0644	edit dl rm
distance_projected_point.hpp	9635	0644	edit dl rm
distance_projected_point_ax.hpp	9835	0644	edit dl rm
distance_pythagoras.hpp	7674	0644	edit dl rm
distance_pythagoras_box_box.hpp	8993	0644	edit dl rm
distance_pythagoras_point_box.hpp	9230	0644	edit dl rm
distance_segment_box.hpp	6893	0644	edit dl rm
envelope.hpp	4299	0644	edit dl rm
envelope_box.hpp	3479	0644	edit dl rm
envelope_multipoint.hpp	1442	0644	edit dl rm
envelope_point.hpp	2963	0644	edit dl rm
envelope_segment.hpp	2458	0644	edit dl rm
expand_box.hpp	1868	0644	edit dl rm
expand_point.hpp	3340	0644	edit dl rm
expand_segment.hpp	1900	0644	edit dl rm
index.hpp	6976	0644	edit dl rm
intersection.hpp	30855	0644	edit dl rm
io.hpp	1873	0644	edit dl rm
line_interpolate.hpp	3772	0644	edit dl rm
point_in_box.hpp	8761	0644	edit dl rm
point_in_point.hpp	3543	0644	edit dl rm
point_in_poly_crossings_multiply.hpp	3593	0644	edit dl rm
point_in_poly_franklin.hpp	3464	0644	edit dl rm
point_in_poly_winding.hpp	9889	0644	edit dl rm
point_order.hpp	1024	0644	edit dl rm
side_by_triangle.hpp	9669	0644	edit dl rm
turn_in_ring_winding.hpp	7463	0644	edit dl rm

Edit: /usr/include/boost/geometry/strategies/cartesian/line_interpolate.hpp (3772B)

// Boost.Geometry

// Contributed and/or modified by Vissarion Fysikopoulos, on behalf of Oracle

// Licensed under the Boost Software License version 1.0.
// http://www.boost.org/users/license.html

#ifndef BOOST_GEOMETRY_STRATEGIES_CARTESIAN_LINE_INTERPOLATE_HPP
#define BOOST_GEOMETRY_STRATEGIES_CARTESIAN_LINE_INTERPOLATE_HPP

#include <boost/geometry/core/assert.hpp>
#include <boost/geometry/core/coordinate_dimension.hpp>
#include <boost/geometry/core/coordinate_type.hpp>
#include <boost/geometry/strategies/line_interpolate.hpp>
#include <boost/geometry/strategies/cartesian/distance_pythagoras.hpp>
#include <boost/geometry/util/select_calculation_type.hpp>

namespace boost { namespace geometry
{

namespace strategy { namespace line_interpolate
{

/*!
\brief Interpolate point on a cartesian segment.
\ingroup strategies
\tparam CalculationType \tparam_calculation
\tparam DistanceStrategy The underlying point-point distance strategy

\qbk{
[heading See also]
\* [link geometry.reference.algorithms.line_interpolate.line_interpolate_4_with_strategy line_interpolate (with strategy)]
}

*/
template
<
    typename CalculationType = void,
    typename DistanceStrategy = distance::pythagoras<CalculationType>
>
class cartesian
{
public:

// point-point strategy getters
    struct distance_pp_strategy
    {
        typedef DistanceStrategy type;
    };

inline typename distance_pp_strategy::type get_distance_pp_strategy() const
    {
        typedef typename distance_pp_strategy::type distance_type;
        return distance_type();
    }

template <typename Point, typename Fraction, typename Distance>
    inline void apply(Point const& p0,
                      Point const& p1,
                      Fraction const& fraction,
                      Point & p,
                      Distance const&) const
    {
        typedef typename select_calculation_type_alt
            <
                CalculationType,
                Point
            >::type calc_t;

typedef model::point
            <
                calc_t,
                geometry::dimension<Point>::value,
                cs::cartesian
            > calc_point_t;

calc_point_t cp0, cp1;
        geometry::detail::conversion::convert_point_to_point(p0, cp0);
        geometry::detail::conversion::convert_point_to_point(p1, cp1);

//segment convex combination: p0*fraction + p1*(1-fraction)
        Fraction const one_minus_fraction = 1-fraction;
        for_each_coordinate(cp1, detail::value_operation
                                 <
                                    Fraction,
                                    std::multiplies
                                 >(fraction));
        for_each_coordinate(cp0, detail::value_operation
                                 <
                                    Fraction,
                                    std::multiplies
                                 >(one_minus_fraction));
        for_each_coordinate(cp1, detail::point_operation
                                 <
                                    calc_point_t,
                                    std::plus
                                 >(cp0));

assert_dimension_equal<calc_point_t, Point>();
        geometry::detail::conversion::convert_point_to_point(cp1, p);
    }
};

#ifndef DOXYGEN_NO_STRATEGY_SPECIALIZATIONS
namespace services
{

template <>
struct default_strategy<cartesian_tag>
{
    typedef strategy::line_interpolate::cartesian<> type;
};

} // namespace services
#endif // DOXYGEN_NO_STRATEGY_SPECIALIZATIONS

}} // namespace strategy::line_interpolate

}} // namespace boost::geometry

#endif // BOOST_GEOMETRY_STRATEGIES_CARTESIAN_LINE_INTERPOLATE_HPP

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