FM / strategies

/usr/include/boost/geometry/strategies

Name	Size	Mode	Actions
agnostic/	-	0755	rm
cartesian/	-	0755	rm
concepts/	-	0755	rm
geographic/	-	0755	rm
spherical/	-	0755	rm
transform/	-	0755	rm
area.hpp	2031	0644	edit dl rm
area_result.hpp	3205	0644	edit dl rm
azimuth.hpp	1203	0644	edit dl rm
buffer.hpp	2425	0644	edit dl rm
centroid.hpp	1660	0644	edit dl rm
comparable_distance_result.hpp	5339	0644	edit dl rm
compare.hpp	5188	0644	edit dl rm
convex_hull.hpp	1564	0644	edit dl rm
covered_by.hpp	3486	0644	edit dl rm
default_area_result.hpp	1287	0644	edit dl rm
default_comparable_distance_result.hpp	1552	0644	edit dl rm
default_distance_result.hpp	1475	0644	edit dl rm
default_length_result.hpp	2493	0644	edit dl rm
default_strategy.hpp	1270	0644	edit dl rm
densify.hpp	798	0644	edit dl rm
disjoint.hpp	2644	0644	edit dl rm
distance.hpp	2921	0644	edit dl rm
distance_result.hpp	6443	0644	edit dl rm
envelope.hpp	1257	0644	edit dl rm
expand.hpp	1128	0644	edit dl rm
index.hpp	1574	0644	edit dl rm
intersection.hpp	1222	0644	edit dl rm
intersection_result.hpp	1995	0644	edit dl rm
intersection_strategies.hpp	3106	0644	edit dl rm
io.hpp	806	0644	edit dl rm
line_interpolate.hpp	850	0644	edit dl rm
normalize.hpp	8399	0644	edit dl rm
point_order.hpp	862	0644	edit dl rm
relate.hpp	4656	0644	edit dl rm
side.hpp	1585	0644	edit dl rm
side_info.hpp	4511	0644	edit dl rm
strategies.hpp	8628	0644	edit dl rm
strategy_transform.hpp	16469	0644	edit dl rm
tags.hpp	1655	0644	edit dl rm
transform.hpp	1859	0644	edit dl rm
within.hpp	3457	0644	edit dl rm

Edit: /usr/include/boost/geometry/strategies/comparable_distance_result.hpp (5339B)

// Boost.Geometry (aka GGL, Generic Geometry Library)

// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle

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

#ifndef BOOST_GEOMETRY_STRATEGIES_COMPARABLE_DISTANCE_RESULT_HPP
#define BOOST_GEOMETRY_STRATEGIES_COMPARABLE_DISTANCE_RESULT_HPP

#include <boost/mpl/always.hpp>
#include <boost/mpl/bool.hpp>
#include <boost/mpl/vector.hpp>

#include <boost/variant/variant_fwd.hpp>

#include <boost/geometry/core/point_type.hpp>

#include <boost/geometry/strategies/default_strategy.hpp>
#include <boost/geometry/strategies/distance.hpp>

#include <boost/geometry/util/compress_variant.hpp>
#include <boost/geometry/util/transform_variant.hpp>
#include <boost/geometry/util/combine_if.hpp>

#include <boost/geometry/algorithms/detail/distance/default_strategies.hpp>

namespace boost { namespace geometry
{

namespace resolve_strategy
{

template <typename Geometry1, typename Geometry2, typename Strategy>
struct comparable_distance_result
    : strategy::distance::services::return_type
        <
            typename strategy::distance::services::comparable_type
                <
                    Strategy
                >::type,
            typename point_type<Geometry1>::type,
            typename point_type<Geometry2>::type
        >
{};

template <typename Geometry1, typename Geometry2>
struct comparable_distance_result<Geometry1, Geometry2, default_strategy>
    : comparable_distance_result
        <
            Geometry1,
            Geometry2,
            typename detail::distance::default_strategy
                <
                    Geometry1, Geometry2
                >::type
        >
{};

} // namespace resolve_strategy

namespace resolve_variant
{

template <typename Geometry1, typename Geometry2, typename Strategy>
struct comparable_distance_result
    : resolve_strategy::comparable_distance_result
        <
            Geometry1,
            Geometry2,
            Strategy
        >
{};

template
<
    typename Geometry1,
    BOOST_VARIANT_ENUM_PARAMS(typename T),
    typename Strategy
>
struct comparable_distance_result
    <
        Geometry1, boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)>, Strategy
    >
{
    // A set of all variant type combinations that are compatible and
    // implemented
    typedef typename util::combine_if<
        typename boost::mpl::vector1<Geometry1>,
        typename boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)>::types,
        boost::mpl::always<boost::mpl::true_>
    >::type possible_input_types;

// The (possibly variant) result type resulting from these combinations
    typedef typename compress_variant<
        typename transform_variant<
            possible_input_types,
            resolve_strategy::comparable_distance_result<
                boost::mpl::first<boost::mpl::_>,
                boost::mpl::second<boost::mpl::_>,
                Strategy
            >,
            boost::mpl::back_inserter<boost::mpl::vector0<> >
        >::type
    >::type type;
};

// Distance arguments are commutative
template
<
    BOOST_VARIANT_ENUM_PARAMS(typename T),
    typename Geometry2,
    typename Strategy
>
struct comparable_distance_result
    <
        boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)>,
        Geometry2,
        Strategy
    > : public comparable_distance_result
        <
            Geometry2, boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)>, Strategy
        >
{};

template <BOOST_VARIANT_ENUM_PARAMS(typename T), typename Strategy>
struct comparable_distance_result
    <
        boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)>,
        boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)>,
        Strategy
    >
{
    // A set of all variant type combinations that are compatible and
    // implemented
    typedef typename util::combine_if
        <
            typename boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)>::types,
            typename boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)>::types,
            boost::mpl::always<boost::mpl::true_>
        >::type possible_input_types;

} // namespace resolve_variant

/*!
\brief Meta-function defining return type of comparable_distance function
\ingroup distance
*/
template
<
    typename Geometry1,
    typename Geometry2 = Geometry1,
    typename Strategy = void
>
struct comparable_distance_result
    : resolve_variant::comparable_distance_result
        <
            Geometry1, Geometry2, Strategy
        >
{};

template <typename Geometry1, typename Geometry2>
struct comparable_distance_result<Geometry1, Geometry2, void>
    : comparable_distance_result<Geometry1, Geometry2, default_strategy>
{};

}} // namespace boost::geometry

#endif // BOOST_GEOMETRY_STRATEGIES_COMPARABLE_DISTANCE_RESULT_HPP

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