[ceph.git] / ceph / src / boost / libs / geometry / test / algorithms / distance / distance_se_pl_l.cpp

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

// Copyright (c) 2014-2016, Oracle and/or its affiliates.

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

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

#include <iostream>
#define BOOST_GEOMETRY_TEST_DEBUG

#ifndef BOOST_TEST_MODULE
#define BOOST_TEST_MODULE test_distance_spherical_equatorial_pl_l
#endif

#include <boost/test/included/unit_test.hpp>

#include "test_distance_se_common.hpp"


typedef bg::cs::spherical_equatorial<bg::degree> cs_type;
typedef bg::model::point<double, 2, cs_type> point_type;
typedef bg::model::segment<point_type> segment_type;
typedef bg::model::multi_point<point_type> multi_point_type;
typedef bg::model::segment<point_type> segment_type;
typedef bg::model::linestring<point_type> linestring_type;
typedef bg::model::multi_linestring<linestring_type> multi_linestring_type;

namespace services = bg::strategy::distance::services;
typedef bg::default_distance_result<point_type>::type return_type;

typedef bg::strategy::distance::haversine<double> point_point_strategy;
typedef bg::strategy::distance::cross_track<> point_segment_strategy;


//===========================================================================

template <typename Strategy>
inline bg::default_distance_result<point_type>::type
pp_distance(std::string const& wkt1,
            std::string const& wkt2,
            Strategy const& strategy)
{
    point_type p1, p2;
    bg::read_wkt(wkt1, p1);
    bg::read_wkt(wkt2, p2);
    return bg::distance(p1, p2) * strategy.radius();
}

template <typename Strategy>
inline bg::default_comparable_distance_result<point_type>::type
pp_comparable_distance(std::string const& wkt1,
                       std::string const& wkt2,
                       Strategy const&)
{
    point_type p1, p2;
    bg::read_wkt(wkt1, p1);
    bg::read_wkt(wkt2, p2);
    return bg::comparable_distance(p1, p2);
}

template <typename Strategy>
inline bg::default_distance_result<point_type>::type
ps_distance(std::string const& wkt1,
            std::string const& wkt2,
            Strategy const& strategy)
{
    point_type p;
    segment_type s;
    bg::read_wkt(wkt1, p);
    bg::read_wkt(wkt2, s);
    return bg::distance(p, s, strategy);
}

template <typename Strategy>
inline bg::default_comparable_distance_result<point_type>::type
ps_comparable_distance(std::string const& wkt1,
                       std::string const& wkt2,
                       Strategy const& strategy)
{
    point_type p;
    segment_type s;
    bg::read_wkt(wkt1, p);
    bg::read_wkt(wkt2, s);
    return bg::comparable_distance(p, s, strategy);
}

template <typename Strategy, typename T>
T to_comparable(Strategy const& strategy, T const& distance)
{
    namespace services = bg::strategy::distance::services;

    typedef typename services::comparable_type
        <
            Strategy
        >::type comparable_strategy;

    typedef typename services::result_from_distance
        <
            comparable_strategy,
            point_type,
            bg::point_type<segment_type>::type
        > get_comparable_distance;

    comparable_strategy cstrategy = services::get_comparable
        <
            Strategy
        >::apply(strategy);

    return get_comparable_distance::apply(cstrategy, distance);
}

//===========================================================================

template <typename Strategy>
void test_distance_point_segment(Strategy const& strategy)
{
#ifdef BOOST_GEOMETRY_TEST_DEBUG
    std::cout << std::endl;
    std::cout << "point/segment distance tests" << std::endl;
#endif
    typedef test_distance_of_geometries<point_type, segment_type> tester;

    double const d2r = bg::math::d2r<double>();

    tester::apply("p-s-01",
                  "POINT(0 0)",
                  "SEGMENT(2 0,3 0)",
                  2.0 * d2r * strategy.radius(),
                  to_comparable(strategy, 2.0 * d2r * strategy.radius()),
                  strategy);
    tester::apply("p-s-02",
                  "POINT(2.5 3)",
                  "SEGMENT(2 0,3 0)",
                  3.0 * d2r * strategy.radius(),
                  to_comparable(strategy, 3.0 * d2r * strategy.radius()),
                  strategy);
    tester::apply("p-s-03",
                  "POINT(2 0)",
                  "SEGMENT(2 0,3 0)",
                  0,
                  strategy);
    tester::apply("p-s-04",
                  "POINT(3 0)",
                  "SEGMENT(2 0,3 0)",
                  0,
                  strategy);
    tester::apply("p-s-05",
                  "POINT(2.5 0)",
                  "SEGMENT(2 0,3 0)",
                  0,
                  strategy);
    tester::apply("p-s-06",
                  "POINT(3.5 3)",
                  "SEGMENT(2 0,3 0)",
                  pp_distance("POINT(3 0)", "POINT(3.5 3)", strategy),
                  pp_comparable_distance("POINT(3 0)",
                                         "POINT(3.5 3)",
                                         strategy),
                  strategy);
    tester::apply("p-s-07",
                  "POINT(0 0)",
                  "SEGMENT(0 10,10 10)",
                  ps_distance("POINT(0 0)", "SEGMENT(10 10,0 10)", strategy),
                  pp_comparable_distance("POINT(0 0)",
                                         "POINT(0 10)",
                                         strategy),
                  strategy);
    // very small distances to segment
    tester::apply("p-s-07",
                  "POINT(90 1e-3)",
                  "SEGMENT(0.5 0,175.5 0)",
                  1e-3 * d2r * strategy.radius(),
                  to_comparable(strategy, 1e-3 * d2r * strategy.radius()),
                  strategy);
    tester::apply("p-s-08",
                  "POINT(90 1e-4)",
                  "SEGMENT(0.5 0,175.5 0)",
                  1e-4 * d2r * strategy.radius(),
                  to_comparable(strategy, 1e-4 * d2r * strategy.radius()),
                  strategy);
    tester::apply("p-s-09",
                  "POINT(90 1e-5)",
                  "SEGMENT(0.5 0,175.5 0)",
                  1e-5 * d2r * strategy.radius(),
                  to_comparable(strategy, 1e-5 * d2r * strategy.radius()),
                  strategy);
    tester::apply("p-s-10",
                  "POINT(90 1e-6)",
                  "SEGMENT(0.5 0,175.5 0)",
                  1e-6 * d2r * strategy.radius(),
                  to_comparable(strategy, 1e-6 * d2r * strategy.radius()),
                  strategy);
    tester::apply("p-s-11",
                  "POINT(90 1e-7)",
                  "SEGMENT(0.5 0,175.5 0)",
                  1e-7 * d2r * strategy.radius(),
                  to_comparable(strategy, 1e-7 * d2r * strategy.radius()),
                  strategy);
    tester::apply("p-s-12",
                  "POINT(90 1e-8)",
                  "SEGMENT(0.5 0,175.5 0)",
                  1e-8 * d2r * strategy.radius(),
                  to_comparable(strategy, 1e-8 * d2r * strategy.radius()),
                  strategy);
}

//===========================================================================

template <typename Strategy>
void test_distance_point_linestring(Strategy const& strategy)
{
#ifdef BOOST_GEOMETRY_TEST_DEBUG
    std::cout << std::endl;
    std::cout << "point/linestring distance tests" << std::endl;
#endif
    typedef test_distance_of_geometries<point_type, linestring_type> tester;

    double const r = strategy.radius();
    double const d2r = bg::math::d2r<double>();

    tester::apply("p-l-01",
                  "POINT(0 0)",
                  "LINESTRING(2 0,2 0)",
                  2.0 * d2r * r,
                  to_comparable(strategy, 2.0 * d2r * r),
                  strategy);
    tester::apply("p-l-02",
                  "POINT(0 0)",
                  "LINESTRING(2 0,3 0)",
                  2.0 * d2r * r,
                  to_comparable(strategy, 2.0 * d2r * r),
                  strategy);
    tester::apply("p-l-03",
                  "POINT(2.5 3)",
                  "LINESTRING(2 0,3 0)",
                  3.0 * d2r * r,
                  to_comparable(strategy, 3.0 * d2r * r),
                  strategy);
    tester::apply("p-l-04",
                  "POINT(2 0)",
                  "LINESTRING(2 0,3 0)",
                  0,
                  strategy);
    tester::apply("p-l-05",
                  "POINT(3 0)",
                  "LINESTRING(2 0,3 0)",
                  0,
                  strategy);
    tester::apply("p-l-06",
                  "POINT(2.5 0)",
                  "LINESTRING(2 0,3 0)",
                  0,
                  strategy);
    tester::apply("p-l-07",
                  "POINT(7.5 10)",
                  "LINESTRING(1 0,2 0,3 0,4 0,5 0,6 0,7 0,8 0,9 0)",
                  10.0 * d2r * r,
                  to_comparable(strategy, 10.0 * d2r * r),
                  strategy);
    tester::apply("p-l-08",
                  "POINT(7.5 10)",
                  "LINESTRING(1 1,2 1,3 1,4 1,5 1,6 1,7 1,20 2,21 2)",
                  ps_distance("POINT(7.5 10)", "SEGMENT(7 1,20 2)", strategy),
                  ps_comparable_distance("POINT(7.5 10)",
                                         "SEGMENT(7 1,20 2)",
                                         strategy),
                  strategy);

    // https://svn.boost.org/trac/boost/ticket/11982
    tester::apply("p-l-09",
                  "POINT(10.4 63.43)",
                  "LINESTRING(10.733557 59.911923, 10.521812 59.887214)",
                  0.06146397739758279 * r,
                  0.000944156107132969,
                  strategy);
}

//===========================================================================

template <typename Strategy>
void test_distance_point_multilinestring(Strategy const& strategy)
{
#ifdef BOOST_GEOMETRY_TEST_DEBUG
    std::cout << std::endl;
    std::cout << "point/multilinestring distance tests" << std::endl;
#endif
    typedef test_distance_of_geometries
        <
            point_type, multi_linestring_type
        > tester;

    double const d2r = bg::math::d2r<double>();

    tester::apply("p-ml-01",
                  "POINT(0 0)",
                  "MULTILINESTRING((-5 0,-3 0),(2 0,3 0))",
                  2.0 * d2r * strategy.radius(),
                  to_comparable(strategy, 2.0 * d2r * strategy.radius()),
                  strategy);
    tester::apply("p-ml-02",
                  "POINT(2.5 3)",
                  "MULTILINESTRING((-5 0,-3 0),(2 0,3 0))",
                  3.0 * d2r * strategy.radius(),
                  to_comparable(strategy, 3.0 * d2r * strategy.radius()),
                  strategy);
    tester::apply("p-ml-03",
                  "POINT(2 0)",
                  "MULTILINESTRING((-5 0,-3 0),(2 0,3 0))",
                  0,
                  strategy);
    tester::apply("p-ml-04",
                  "POINT(3 0)",
                  "MULTILINESTRING((-5 0,-3 0),(2 0,3 0))",
                  0,
                  strategy);
    tester::apply("p-ml-05",
                  "POINT(2.5 0)",
                  "MULTILINESTRING((-5 0,-3 0),(2 0,3 0))",
                  0,
                  strategy);
    tester::apply("p-ml-06",
                  "POINT(7.5 10)",
                  "MULTILINESTRING((-5 0,-3 0),(2 0,3 0,4 0,5 0,6 0,20 1,21 1))",
                  ps_distance("POINT(7.5 10)", "SEGMENT(6 0,20 1)", strategy),
                  ps_comparable_distance("POINT(7.5 10)",
                                         "SEGMENT(6 0,20 1)",
                                         strategy),
                  strategy);
    tester::apply("p-ml-07",
                  "POINT(-8 10)",
                  "MULTILINESTRING((-20 10,-19 11,-18 10,-6 0,-5 0,-3 0),(2 0,6 0,20 1,21 1))",
                  ps_distance("POINT(-8 10)", "SEGMENT(-6 0,-18 10)", strategy),
                  ps_comparable_distance("POINT(-8 10)",
                                         "SEGMENT(-6 0,-18 10)",
                                         strategy),
                  strategy);
}

//===========================================================================

template <typename Strategy>
void test_distance_linestring_multipoint(Strategy const& strategy)
{
#ifdef BOOST_GEOMETRY_TEST_DEBUG
    std::cout << std::endl;
    std::cout << "linestring/multipoint distance tests" << std::endl;
#endif
    typedef test_distance_of_geometries
        <
            linestring_type, multi_point_type
        > tester;

    tester::apply("l-mp-01",
                  "LINESTRING(2 0,0 2,100 80)",
                  "MULTIPOINT(0 0,1 0,0 1,1 1)",
                  ps_distance("POINT(1 1)", "SEGMENT(2 0,0 2)", strategy),
                  ps_comparable_distance("POINT(1 1)",
                                         "SEGMENT(2 0,0 2)",
                                         strategy),
                  strategy);
    tester::apply("l-mp-02",
                  "LINESTRING(4 0,0 4,100 80)",
                  "MULTIPOINT(0 0,1 0,0 1,1 1)",
                  ps_distance("POINT(1 1)", "SEGMENT(0 4,4 0)", strategy),
                  ps_comparable_distance("POINT(1 1)",
                                         "SEGMENT(0 4,4 0)",
                                         strategy),
                  strategy);
    tester::apply("l-mp-03",
                  "LINESTRING(1 1,2 2,100 80)",
                  "MULTIPOINT(0 0,1 0,0 1,1 1)",
                  0,
                  strategy);
    tester::apply("l-mp-04",
                  "LINESTRING(3 3,4 4,100 80)",
                  "MULTIPOINT(0 0,1 0,0 1,1 1)",
                  pp_distance("POINT(1 1)", "POINT(3 3)", strategy),
                  pp_comparable_distance("POINT(1 1)", "POINT(3 3)", strategy),
                  strategy);
    tester::apply("l-mp-05",
                  "LINESTRING(0 0,10 0,10 10,0 10,0 0)",
                  "MULTIPOINT(1 -1,80 80,5 0,150 90)",
                  0,
                  strategy);
}

//===========================================================================

template <typename Strategy>
void test_distance_multipoint_multilinestring(Strategy const& strategy)
{
#ifdef BOOST_GEOMETRY_TEST_DEBUG
    std::cout << std::endl;
    std::cout << "multipoint/multilinestring distance tests" << std::endl;
#endif
    typedef test_distance_of_geometries
        <
            multi_point_type, multi_linestring_type
        > tester;

    tester::apply("mp-ml-01",
                  "MULTIPOINT(0 0,1 0,0 1,1 1)",
                  "MULTILINESTRING((2 0,0 2),(2 2,3 3))",
                  ps_distance("POINT(1 1)", "SEGMENT(2 0,0 2)", strategy),
                  ps_comparable_distance("POINT(1 1)",
                                         "SEGMENT(2 0,0 2)",
                                         strategy),
                  strategy);
    tester::apply("mp-ml-02",
                  "MULTIPOINT(0 0,1 0,0 1,1 1)",
                  "MULTILINESTRING((3 0,0 3),(4 4,5 5))",
                  ps_distance("POINT(1 1)", "SEGMENT(3 0,0 3)", strategy),
                  ps_comparable_distance("POINT(1 1)",
                                         "SEGMENT(3 0,0 3)",
                                         strategy),
                  strategy);
    tester::apply("mp-ml-03",
                  "MULTIPOINT(0 0,1 0,0 1,1 1)",
                  "MULTILINESTRING((4 4,5 5),(1 1,2 2))",
                  0,
                  strategy);
    tester::apply("mp-ml-04",
                  "MULTIPOINT(0 0,1 0,0 1,1 1)",
                  "MULTILINESTRING((4 4,3 3),(4 4,5 5))",
                  pp_distance("POINT(1 1)", "POINT(3 3)", strategy),
                  pp_comparable_distance("POINT(1 1)", "POINT(3 3)", strategy),
                  strategy);
}

//===========================================================================

template <typename Strategy>
void test_distance_multipoint_segment(Strategy const& strategy)
{
#ifdef BOOST_GEOMETRY_TEST_DEBUG
    std::cout << std::endl;
    std::cout << "multipoint/segment distance tests" << std::endl;
#endif
    typedef test_distance_of_geometries<multi_point_type, segment_type> tester;

    double d2r = bg::math::d2r<double>();

    tester::apply("mp-s-01",
                  "MULTIPOINT(0 0,1 0,0 1,1 1)",
                  "SEGMENT(2 0,0 2)",
                  ps_distance("POINT(1 1)", "SEGMENT(2 0,0 2)", strategy),
                  ps_comparable_distance("POINT(1 1)",
                                         "SEGMENT(2 0,0 2)",
                                         strategy),
                  strategy);
    tester::apply("mp-s-02",
                  "MULTIPOINT(0 0,1 0,0 1,1 1)",
                  "SEGMENT(0 -3,1 -10)",
                  3.0 * d2r * strategy.radius(),
                  to_comparable(strategy, 3.0 * d2r * strategy.radius()),
                  strategy);
    tester::apply("mp-s-03",
                  "MULTIPOINT(0 0,1 0,0 1,1 1)",
                  "SEGMENT(1 1,2 2)",
                  0,
                  strategy);
    tester::apply("mp-s-04",
                  "MULTIPOINT(0 0,1 0,0 1,1 1)",
                  "SEGMENT(3 3,4 4)",
                  pp_distance("POINT(1 1)", "POINT(3 3)", strategy),
                  pp_comparable_distance("POINT(1 1)", "POINT(3 3)", strategy),
                  strategy);
    tester::apply("mp-s-05",
                  "MULTIPOINT(0 0,1 0,0 1,1 1)",
                  "SEGMENT(0.5 -3,1 -10)",
                  pp_distance("POINT(1 0)", "POINT(0.5 -3)", strategy),
                  pp_comparable_distance("POINT(1 0)",
                                         "POINT(0.5 -3)",
                                         strategy),
                  strategy);
}

//===========================================================================

template <typename Point, typename Strategy>
void test_more_empty_input_pointlike_linear(Strategy const& strategy)
{
#ifdef BOOST_GEOMETRY_TEST_DEBUG
    std::cout << std::endl;
    std::cout << "testing on empty inputs... " << std::flush;
#endif
    bg::model::linestring<Point> line_empty;
    bg::model::multi_point<Point> multipoint_empty;
    bg::model::multi_linestring<bg::model::linestring<Point> > multiline_empty;

    Point point = from_wkt<Point>("POINT(0 0)");
    bg::model::linestring<Point> line =
        from_wkt<bg::model::linestring<Point> >("LINESTRING(0 0,1 1)");

    // 1st geometry is empty
    test_empty_input(multipoint_empty, line, strategy);

    // 2nd geometry is empty
    test_empty_input(point, line_empty, strategy);
    test_empty_input(point, multiline_empty, strategy);

    // both geometries are empty
    test_empty_input(multipoint_empty, line_empty, strategy);
    test_empty_input(multipoint_empty, multiline_empty, strategy);

#ifdef BOOST_GEOMETRY_TEST_DEBUG
    std::cout << "done!" << std::endl;
#endif
}


//===========================================================================
//===========================================================================
//===========================================================================

BOOST_AUTO_TEST_CASE( test_all_point_segment )
{
    test_distance_point_segment(point_segment_strategy());
    test_distance_point_segment(point_segment_strategy(earth_radius_km));
    test_distance_point_segment(point_segment_strategy(earth_radius_miles));
}

BOOST_AUTO_TEST_CASE( test_all_point_linestring )
{
    test_distance_point_linestring(point_segment_strategy());
    test_distance_point_linestring(point_segment_strategy(earth_radius_km));
    test_distance_point_linestring(point_segment_strategy(earth_radius_miles));
}

BOOST_AUTO_TEST_CASE( test_all_point_multilinestring )
{
    test_distance_point_multilinestring(point_segment_strategy());
    test_distance_point_multilinestring(point_segment_strategy(earth_radius_km));
    test_distance_point_multilinestring(point_segment_strategy(earth_radius_miles));
}

BOOST_AUTO_TEST_CASE( test_all_linestring_multipoint )
{
    test_distance_linestring_multipoint(point_segment_strategy());
    test_distance_linestring_multipoint(point_segment_strategy(earth_radius_km));
    test_distance_linestring_multipoint(point_segment_strategy(earth_radius_miles));
}

BOOST_AUTO_TEST_CASE( test_all_multipoint_multilinestring )
{
    test_distance_multipoint_multilinestring(point_segment_strategy());
    test_distance_multipoint_multilinestring(point_segment_strategy(earth_radius_km));
    test_distance_multipoint_multilinestring(point_segment_strategy(earth_radius_miles));
}

BOOST_AUTO_TEST_CASE( test_all_multipoint_segment )
{
    test_distance_multipoint_segment(point_segment_strategy());
    test_distance_multipoint_segment(point_segment_strategy(earth_radius_km));
    test_distance_multipoint_segment(point_segment_strategy(earth_radius_miles));
}

BOOST_AUTO_TEST_CASE( test_all_empty_input_pointlike_linear )
{
    test_more_empty_input_pointlike_linear
        <
            point_type
        >(point_segment_strategy());

    test_more_empty_input_pointlike_linear
        <
            point_type
        >(point_segment_strategy(earth_radius_km));

    test_more_empty_input_pointlike_linear
        <
            point_type
        >(point_segment_strategy(earth_radius_miles));
}
Commit	Line	Data
7c673cae FG	1	// Boost.Geometry (aka GGL, Generic Geometry Library)
	2	// Unit Test
	3
	4	// Copyright (c) 2014-2016, Oracle and/or its affiliates.
	5
	6	// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
	7	// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
	8
	9	// Licensed under the Boost Software License version 1.0.
	10	// http://www.boost.org/users/license.html
	11
	12	#include <iostream>
b32b8144	13	#define BOOST_GEOMETRY_TEST_DEBUG
7c673cae FG	14
	15	#ifndef BOOST_TEST_MODULE
	16	#define BOOST_TEST_MODULE test_distance_spherical_equatorial_pl_l
	17	#endif
	18
	19	#include <boost/test/included/unit_test.hpp>
	20
	21	#include "test_distance_se_common.hpp"
	22
	23
	24	typedef bg::cs::spherical_equatorial<bg::degree> cs_type;
	25	typedef bg::model::point<double, 2, cs_type> point_type;
	26	typedef bg::model::segment<point_type> segment_type;
	27	typedef bg::model::multi_point<point_type> multi_point_type;
	28	typedef bg::model::segment<point_type> segment_type;
	29	typedef bg::model::linestring<point_type> linestring_type;
	30	typedef bg::model::multi_linestring<linestring_type> multi_linestring_type;
	31
	32	namespace services = bg::strategy::distance::services;
	33	typedef bg::default_distance_result<point_type>::type return_type;
	34
	35	typedef bg::strategy::distance::haversine<double> point_point_strategy;
	36	typedef bg::strategy::distance::cross_track<> point_segment_strategy;
	37
	38
	39	//===========================================================================
	40
	41	template <typename Strategy>
	42	inline bg::default_distance_result<point_type>::type
	43	pp_distance(std::string const& wkt1,
	44	std::string const& wkt2,
	45	Strategy const& strategy)
	46	{
	47	point_type p1, p2;
	48	bg::read_wkt(wkt1, p1);
	49	bg::read_wkt(wkt2, p2);
	50	return bg::distance(p1, p2) * strategy.radius();
	51	}
	52
	53	template <typename Strategy>
	54	inline bg::default_comparable_distance_result<point_type>::type
	55	pp_comparable_distance(std::string const& wkt1,
	56	std::string const& wkt2,
	57	Strategy const&)
	58	{
	59	point_type p1, p2;
	60	bg::read_wkt(wkt1, p1);
	61	bg::read_wkt(wkt2, p2);
	62	return bg::comparable_distance(p1, p2);
	63	}
	64
	65	template <typename Strategy>
	66	inline bg::default_distance_result<point_type>::type
	67	ps_distance(std::string const& wkt1,
	68	std::string const& wkt2,
	69	Strategy const& strategy)
	70	{
	71	point_type p;
	72	segment_type s;
	73	bg::read_wkt(wkt1, p);
	74	bg::read_wkt(wkt2, s);
	75	return bg::distance(p, s, strategy);
	76	}
	77
78	template <typename Strategy>
79	inline bg::default_comparable_distance_result<point_type>::type
80	ps_comparable_distance(std::string const& wkt1,
81	std::string const& wkt2,
82	Strategy const& strategy)
83	{
84	point_type p;
85	segment_type s;
86	bg::read_wkt(wkt1, p);
87	bg::read_wkt(wkt2, s);
88	return bg::comparable_distance(p, s, strategy);
89	}
90
91	template <typename Strategy, typename T>
92	T to_comparable(Strategy const& strategy, T const& distance)
93	{
94	namespace services = bg::strategy::distance::services;
95
96	typedef typename services::comparable_type
97	<
98	Strategy
99	>::type comparable_strategy;
100
101	typedef typename services::result_from_distance
102	<
103	comparable_strategy,
104	point_type,
105	bg::point_type<segment_type>::type
106	> get_comparable_distance;
107
108	comparable_strategy cstrategy = services::get_comparable
109	<
110	Strategy
111	>::apply(strategy);
112
113	return get_comparable_distance::apply(cstrategy, distance);
114	}
115
116	//===========================================================================
117
118	template <typename Strategy>
119	void test_distance_point_segment(Strategy const& strategy)
120	{
121	#ifdef BOOST_GEOMETRY_TEST_DEBUG
122	std::cout << std::endl;
123	std::cout << "point/segment distance tests" << std::endl;
124	#endif
125	typedef test_distance_of_geometries<point_type, segment_type> tester;
126
127	double const d2r = bg::math::d2r<double>();
128
129	tester::apply("p-s-01",
130	"POINT(0 0)",
131	"SEGMENT(2 0,3 0)",
132	2.0 * d2r * strategy.radius(),
133	to_comparable(strategy, 2.0 * d2r * strategy.radius()),
134	strategy);
135	tester::apply("p-s-02",
136	"POINT(2.5 3)",
137	"SEGMENT(2 0,3 0)",
138	3.0 * d2r * strategy.radius(),
139	to_comparable(strategy, 3.0 * d2r * strategy.radius()),
140	strategy);
141	tester::apply("p-s-03",
142	"POINT(2 0)",
143	"SEGMENT(2 0,3 0)",
144	0,
145	strategy);
146	tester::apply("p-s-04",
147	"POINT(3 0)",
148	"SEGMENT(2 0,3 0)",
149	0,
150	strategy);
151	tester::apply("p-s-05",
152	"POINT(2.5 0)",
153	"SEGMENT(2 0,3 0)",
154	0,
155	strategy);
156	tester::apply("p-s-06",
157	"POINT(3.5 3)",
158	"SEGMENT(2 0,3 0)",
159	pp_distance("POINT(3 0)", "POINT(3.5 3)", strategy),
160	pp_comparable_distance("POINT(3 0)",
161	"POINT(3.5 3)",
162	strategy),
163	strategy);
b32b8144 FG	164	tester::apply("p-s-07",
	165	"POINT(0 0)",
	166	"SEGMENT(0 10,10 10)",
	167	ps_distance("POINT(0 0)", "SEGMENT(10 10,0 10)", strategy),
	168	pp_comparable_distance("POINT(0 0)",
	169	"POINT(0 10)",
	170	strategy),
	171	strategy);
7c673cae FG	172	// very small distances to segment
	173	tester::apply("p-s-07",
	174	"POINT(90 1e-3)",
	175	"SEGMENT(0.5 0,175.5 0)",
	176	1e-3 * d2r * strategy.radius(),
	177	to_comparable(strategy, 1e-3 * d2r * strategy.radius()),
	178	strategy);
	179	tester::apply("p-s-08",
	180	"POINT(90 1e-4)",
	181	"SEGMENT(0.5 0,175.5 0)",
	182	1e-4 * d2r * strategy.radius(),
	183	to_comparable(strategy, 1e-4 * d2r * strategy.radius()),
	184	strategy);
	185	tester::apply("p-s-09",
	186	"POINT(90 1e-5)",
	187	"SEGMENT(0.5 0,175.5 0)",
	188	1e-5 * d2r * strategy.radius(),
	189	to_comparable(strategy, 1e-5 * d2r * strategy.radius()),
	190	strategy);
	191	tester::apply("p-s-10",
	192	"POINT(90 1e-6)",
	193	"SEGMENT(0.5 0,175.5 0)",
	194	1e-6 * d2r * strategy.radius(),
	195	to_comparable(strategy, 1e-6 * d2r * strategy.radius()),
	196	strategy);
	197	tester::apply("p-s-11",
	198	"POINT(90 1e-7)",
	199	"SEGMENT(0.5 0,175.5 0)",
	200	1e-7 * d2r * strategy.radius(),
	201	to_comparable(strategy, 1e-7 * d2r * strategy.radius()),
	202	strategy);
	203	tester::apply("p-s-12",
	204	"POINT(90 1e-8)",
	205	"SEGMENT(0.5 0,175.5 0)",
	206	1e-8 * d2r * strategy.radius(),
	207	to_comparable(strategy, 1e-8 * d2r * strategy.radius()),
	208	strategy);
	209	}
	210
	211	//===========================================================================
	212
	213	template <typename Strategy>
	214	void test_distance_point_linestring(Strategy const& strategy)
	215	{
	216	#ifdef BOOST_GEOMETRY_TEST_DEBUG
	217	std::cout << std::endl;
	218	std::cout << "point/linestring distance tests" << std::endl;
	219	#endif
	220	typedef test_distance_of_geometries<point_type, linestring_type> tester;
	221
	222	double const r = strategy.radius();
	223	double const d2r = bg::math::d2r<double>();
	224
	225	tester::apply("p-l-01",
	226	"POINT(0 0)",
	227	"LINESTRING(2 0,2 0)",
	228	2.0 * d2r * r,
	229	to_comparable(strategy, 2.0 * d2r * r),
	230	strategy);
	231	tester::apply("p-l-02",
	232	"POINT(0 0)",
	233	"LINESTRING(2 0,3 0)",
	234	2.0 * d2r * r,
	235	to_comparable(strategy, 2.0 * d2r * r),
236	strategy);
237	tester::apply("p-l-03",
238	"POINT(2.5 3)",
239	"LINESTRING(2 0,3 0)",
240	3.0 * d2r * r,
241	to_comparable(strategy, 3.0 * d2r * r),
242	strategy);
243	tester::apply("p-l-04",
244	"POINT(2 0)",
245	"LINESTRING(2 0,3 0)",
246	0,
247	strategy);
248	tester::apply("p-l-05",
249	"POINT(3 0)",
250	"LINESTRING(2 0,3 0)",
251	0,
252	strategy);
253	tester::apply("p-l-06",
254	"POINT(2.5 0)",
255	"LINESTRING(2 0,3 0)",
256	0,
257	strategy);
258	tester::apply("p-l-07",
259	"POINT(7.5 10)",
260	"LINESTRING(1 0,2 0,3 0,4 0,5 0,6 0,7 0,8 0,9 0)",
261	10.0 * d2r * r,
262	to_comparable(strategy, 10.0 * d2r * r),
263	strategy);
264	tester::apply("p-l-08",
265	"POINT(7.5 10)",
266	"LINESTRING(1 1,2 1,3 1,4 1,5 1,6 1,7 1,20 2,21 2)",
267	ps_distance("POINT(7.5 10)", "SEGMENT(7 1,20 2)", strategy),
268	ps_comparable_distance("POINT(7.5 10)",
269	"SEGMENT(7 1,20 2)",
270	strategy),
271	strategy);
272
273	// https://svn.boost.org/trac/boost/ticket/11982
274	tester::apply("p-l-09",
275	"POINT(10.4 63.43)",
276	"LINESTRING(10.733557 59.911923, 10.521812 59.887214)",
277	0.06146397739758279 * r,
278	0.000944156107132969,
279	strategy);
280	}
281
282	//===========================================================================
283
284	template <typename Strategy>
285	void test_distance_point_multilinestring(Strategy const& strategy)
286	{
287	#ifdef BOOST_GEOMETRY_TEST_DEBUG
288	std::cout << std::endl;
289	std::cout << "point/multilinestring distance tests" << std::endl;
290	#endif
291	typedef test_distance_of_geometries
292	<
293	point_type, multi_linestring_type
294	> tester;
295
296	double const d2r = bg::math::d2r<double>();
297
298	tester::apply("p-ml-01",
299	"POINT(0 0)",
300	"MULTILINESTRING((-5 0,-3 0),(2 0,3 0))",
301	2.0 * d2r * strategy.radius(),
302	to_comparable(strategy, 2.0 * d2r * strategy.radius()),
303	strategy);
304	tester::apply("p-ml-02",
305	"POINT(2.5 3)",
306	"MULTILINESTRING((-5 0,-3 0),(2 0,3 0))",
307	3.0 * d2r * strategy.radius(),
308	to_comparable(strategy, 3.0 * d2r * strategy.radius()),
309	strategy);
310	tester::apply("p-ml-03",
311	"POINT(2 0)",
312	"MULTILINESTRING((-5 0,-3 0),(2 0,3 0))",
313	0,
314	strategy);
315	tester::apply("p-ml-04",
316	"POINT(3 0)",
317	"MULTILINESTRING((-5 0,-3 0),(2 0,3 0))",
318	0,
319	strategy);
320	tester::apply("p-ml-05",
321	"POINT(2.5 0)",
322	"MULTILINESTRING((-5 0,-3 0),(2 0,3 0))",
323	0,
324	strategy);
325	tester::apply("p-ml-06",
326	"POINT(7.5 10)",
327	"MULTILINESTRING((-5 0,-3 0),(2 0,3 0,4 0,5 0,6 0,20 1,21 1))",
328	ps_distance("POINT(7.5 10)", "SEGMENT(6 0,20 1)", strategy),
329	ps_comparable_distance("POINT(7.5 10)",
330	"SEGMENT(6 0,20 1)",
331	strategy),
332	strategy);
333	tester::apply("p-ml-07",
334	"POINT(-8 10)",
335	"MULTILINESTRING((-20 10,-19 11,-18 10,-6 0,-5 0,-3 0),(2 0,6 0,20 1,21 1))",
336	ps_distance("POINT(-8 10)", "SEGMENT(-6 0,-18 10)", strategy),
337	ps_comparable_distance("POINT(-8 10)",
338	"SEGMENT(-6 0,-18 10)",
339	strategy),
340	strategy);
341	}
342
343	//===========================================================================
344
345	template <typename Strategy>
346	void test_distance_linestring_multipoint(Strategy const& strategy)
347	{
348	#ifdef BOOST_GEOMETRY_TEST_DEBUG
349	std::cout << std::endl;
350	std::cout << "linestring/multipoint distance tests" << std::endl;
351	#endif
352	typedef test_distance_of_geometries
353	<
354	linestring_type, multi_point_type
355	> tester;
356
357	tester::apply("l-mp-01",
358	"LINESTRING(2 0,0 2,100 80)",
359	"MULTIPOINT(0 0,1 0,0 1,1 1)",
360	ps_distance("POINT(1 1)", "SEGMENT(2 0,0 2)", strategy),
361	ps_comparable_distance("POINT(1 1)",
362	"SEGMENT(2 0,0 2)",
363	strategy),
364	strategy);
365	tester::apply("l-mp-02",
366	"LINESTRING(4 0,0 4,100 80)",
367	"MULTIPOINT(0 0,1 0,0 1,1 1)",
368	ps_distance("POINT(1 1)", "SEGMENT(0 4,4 0)", strategy),
369	ps_comparable_distance("POINT(1 1)",
370	"SEGMENT(0 4,4 0)",
371	strategy),
372	strategy);
373	tester::apply("l-mp-03",
374	"LINESTRING(1 1,2 2,100 80)",
375	"MULTIPOINT(0 0,1 0,0 1,1 1)",
376	0,
377	strategy);
378	tester::apply("l-mp-04",
379	"LINESTRING(3 3,4 4,100 80)",
380	"MULTIPOINT(0 0,1 0,0 1,1 1)",
381	pp_distance("POINT(1 1)", "POINT(3 3)", strategy),
382	pp_comparable_distance("POINT(1 1)", "POINT(3 3)", strategy),
383	strategy);
384	tester::apply("l-mp-05",
385	"LINESTRING(0 0,10 0,10 10,0 10,0 0)",
386	"MULTIPOINT(1 -1,80 80,5 0,150 90)",
387	0,
388	strategy);
389	}
390
391	//===========================================================================
392
393	template <typename Strategy>
394	void test_distance_multipoint_multilinestring(Strategy const& strategy)
395	{
396	#ifdef BOOST_GEOMETRY_TEST_DEBUG
397	std::cout << std::endl;
398	std::cout << "multipoint/multilinestring distance tests" << std::endl;
399	#endif
400	typedef test_distance_of_geometries
401	<
402	multi_point_type, multi_linestring_type
403	> tester;
404
405	tester::apply("mp-ml-01",
406	"MULTIPOINT(0 0,1 0,0 1,1 1)",
407	"MULTILINESTRING((2 0,0 2),(2 2,3 3))",
408	ps_distance("POINT(1 1)", "SEGMENT(2 0,0 2)", strategy),
409	ps_comparable_distance("POINT(1 1)",
410	"SEGMENT(2 0,0 2)",
411	strategy),
412	strategy);
413	tester::apply("mp-ml-02",
414	"MULTIPOINT(0 0,1 0,0 1,1 1)",
415	"MULTILINESTRING((3 0,0 3),(4 4,5 5))",
416	ps_distance("POINT(1 1)", "SEGMENT(3 0,0 3)", strategy),
417	ps_comparable_distance("POINT(1 1)",
418	"SEGMENT(3 0,0 3)",
419	strategy),
420	strategy);
421	tester::apply("mp-ml-03",
422	"MULTIPOINT(0 0,1 0,0 1,1 1)",
423	"MULTILINESTRING((4 4,5 5),(1 1,2 2))",
424	0,
425	strategy);
426	tester::apply("mp-ml-04",
427	"MULTIPOINT(0 0,1 0,0 1,1 1)",
428	"MULTILINESTRING((4 4,3 3),(4 4,5 5))",
429	pp_distance("POINT(1 1)", "POINT(3 3)", strategy),
430	pp_comparable_distance("POINT(1 1)", "POINT(3 3)", strategy),
431	strategy);
432	}
433
434	//===========================================================================
435
436	template <typename Strategy>
437	void test_distance_multipoint_segment(Strategy const& strategy)
438	{
439	#ifdef BOOST_GEOMETRY_TEST_DEBUG
440	std::cout << std::endl;
441	std::cout << "multipoint/segment distance tests" << std::endl;
442	#endif
443	typedef test_distance_of_geometries<multi_point_type, segment_type> tester;
444
445	double d2r = bg::math::d2r<double>();
446
447	tester::apply("mp-s-01",
448	"MULTIPOINT(0 0,1 0,0 1,1 1)",
449	"SEGMENT(2 0,0 2)",
450	ps_distance("POINT(1 1)", "SEGMENT(2 0,0 2)", strategy),
451	ps_comparable_distance("POINT(1 1)",
452	"SEGMENT(2 0,0 2)",
453	strategy),
454	strategy);
455	tester::apply("mp-s-02",
456	"MULTIPOINT(0 0,1 0,0 1,1 1)",
457	"SEGMENT(0 -3,1 -10)",
458	3.0 * d2r * strategy.radius(),
459	to_comparable(strategy, 3.0 * d2r * strategy.radius()),
460	strategy);
461	tester::apply("mp-s-03",
462	"MULTIPOINT(0 0,1 0,0 1,1 1)",
463	"SEGMENT(1 1,2 2)",
464	0,
465	strategy);
466	tester::apply("mp-s-04",
467	"MULTIPOINT(0 0,1 0,0 1,1 1)",
468	"SEGMENT(3 3,4 4)",
469	pp_distance("POINT(1 1)", "POINT(3 3)", strategy),
470	pp_comparable_distance("POINT(1 1)", "POINT(3 3)", strategy),
471	strategy);
472	tester::apply("mp-s-05",
473	"MULTIPOINT(0 0,1 0,0 1,1 1)",
474	"SEGMENT(0.5 -3,1 -10)",
475	pp_distance("POINT(1 0)", "POINT(0.5 -3)", strategy),
476	pp_comparable_distance("POINT(1 0)",
477	"POINT(0.5 -3)",
478	strategy),
479	strategy);
480	}
481
482	//===========================================================================
483
484	template <typename Point, typename Strategy>
485	void test_more_empty_input_pointlike_linear(Strategy const& strategy)
486	{
487	#ifdef BOOST_GEOMETRY_TEST_DEBUG
488	std::cout << std::endl;
489	std::cout << "testing on empty inputs... " << std::flush;
490	#endif
491	bg::model::linestring<Point> line_empty;
492	bg::model::multi_point<Point> multipoint_empty;
493	bg::model::multi_linestring<bg::model::linestring<Point> > multiline_empty;
494
495	Point point = from_wkt<Point>("POINT(0 0)");
496	bg::model::linestring<Point> line =
497	from_wkt<bg::model::linestring<Point> >("LINESTRING(0 0,1 1)");
498
499	// 1st geometry is empty
500	test_empty_input(multipoint_empty, line, strategy);
501
502	// 2nd geometry is empty
503	test_empty_input(point, line_empty, strategy);
504	test_empty_input(point, multiline_empty, strategy);
505
506	// both geometries are empty
507	test_empty_input(multipoint_empty, line_empty, strategy);
508	test_empty_input(multipoint_empty, multiline_empty, strategy);
509
510	#ifdef BOOST_GEOMETRY_TEST_DEBUG
511	std::cout << "done!" << std::endl;
512	#endif
513	}
514
515
516	//===========================================================================
517	//===========================================================================
518	//===========================================================================
519
520	BOOST_AUTO_TEST_CASE( test_all_point_segment )
521	{
522	test_distance_point_segment(point_segment_strategy());
523	test_distance_point_segment(point_segment_strategy(earth_radius_km));
524	test_distance_point_segment(point_segment_strategy(earth_radius_miles));
525	}
526
527	BOOST_AUTO_TEST_CASE( test_all_point_linestring )
528	{
529	test_distance_point_linestring(point_segment_strategy());
530	test_distance_point_linestring(point_segment_strategy(earth_radius_km));
531	test_distance_point_linestring(point_segment_strategy(earth_radius_miles));
532	}
533
534	BOOST_AUTO_TEST_CASE( test_all_point_multilinestring )
535	{
536	test_distance_point_multilinestring(point_segment_strategy());
537	test_distance_point_multilinestring(point_segment_strategy(earth_radius_km));
538	test_distance_point_multilinestring(point_segment_strategy(earth_radius_miles));
539	}
540
541	BOOST_AUTO_TEST_CASE( test_all_linestring_multipoint )
542	{
543	test_distance_linestring_multipoint(point_segment_strategy());
544	test_distance_linestring_multipoint(point_segment_strategy(earth_radius_km));
545	test_distance_linestring_multipoint(point_segment_strategy(earth_radius_miles));
546	}
547
548	BOOST_AUTO_TEST_CASE( test_all_multipoint_multilinestring )
549	{
550	test_distance_multipoint_multilinestring(point_segment_strategy());
551	test_distance_multipoint_multilinestring(point_segment_strategy(earth_radius_km));
552	test_distance_multipoint_multilinestring(point_segment_strategy(earth_radius_miles));
553	}
554
555	BOOST_AUTO_TEST_CASE( test_all_multipoint_segment )
556	{
557	test_distance_multipoint_segment(point_segment_strategy());
558	test_distance_multipoint_segment(point_segment_strategy(earth_radius_km));
559	test_distance_multipoint_segment(point_segment_strategy(earth_radius_miles));
560	}
561
562	BOOST_AUTO_TEST_CASE( test_all_empty_input_pointlike_linear )
563	{
564	test_more_empty_input_pointlike_linear
565	<
566	point_type
567	>(point_segment_strategy());
568
569	test_more_empty_input_pointlike_linear
570	<
571	point_type
572	>(point_segment_strategy(earth_radius_km));
573
574	test_more_empty_input_pointlike_linear
575	<
576	point_type
577	>(point_segment_strategy(earth_radius_miles));
578	}