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- // Boost.Geometry (aka GGL, Generic Geometry Library)
- // Unit Test
- // Copyright (c) 2014-2017, Oracle and/or its affiliates.
- // 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
- #ifndef BOOST_TEST_MODULE
- #define BOOST_TEST_MODULE test_is_simple_geo
- #endif
- #include "test_is_simple.hpp"
- inline bg::srs::spheroid<double> sph(double a, double rf)
- {
- double b = a - a / rf;
- return bg::srs::spheroid<double>(a, b);
- }
- typedef bg::model::point<double, 2, bg::cs::geographic<bg::degree> > 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;
- // ccw open and closed polygons
- typedef bg::model::polygon<point_type,false,false> open_ccw_polygon_type;
- typedef bg::model::polygon<point_type,false,true> closed_ccw_polygon_type;
- // multi-geometries
- typedef bg::model::multi_point<point_type> multi_point_type;
- typedef bg::model::multi_polygon<open_ccw_polygon_type> multi_polygon_type;
- // box
- typedef bg::model::box<point_type> box_type;
- BOOST_AUTO_TEST_CASE( test_is_simple_geo_multipoint )
- {
- typedef multi_point_type G;
- bg::strategy::intersection::geographic_segments<> s;
- test_simple_s(from_wkt<G>("MULTIPOINT(0 90, 0 90)"), s, false);
- test_simple_s(from_wkt<G>("MULTIPOINT(0 90, 1 90)"), s, false);
- test_simple_s(from_wkt<G>("MULTIPOINT(0 -90, 0 -90)"), s, false);
- test_simple_s(from_wkt<G>("MULTIPOINT(0 -90, 1 -90)"), s, false);
- test_simple_s(from_wkt<G>("MULTIPOINT(0 80, 1 80)"), s, true);
- }
- BOOST_AUTO_TEST_CASE( test_is_simple_geo_linestring )
- {
- typedef linestring_type G;
- bg::srs::spheroid<double> sph_wgs84;
- bg::srs::spheroid<double> sph_4053(6371228, 6371228);
- bg::srs::spheroid<double> sph_near_4053(6371228, 6371227);
- bg::strategy::intersection::geographic_segments<> s(sph_wgs84);
- bg::strategy::intersection::geographic_segments<> s_4053(sph_4053);
- bg::strategy::intersection::geographic_segments<> s_near_4053(sph_near_4053);
- // Two cases which in Cartesian would be a spike, but in Geographic
- // they go over the equator (first segment) and then over the pole
- // (second segment)
- test_simple_s(from_wkt<G>("LINESTRING(0 0, -90 0, 90 0)"), s, true);
- test_simple_s(from_wkt<G>("LINESTRING(0 0, 90 0, -90 0)"), s, true);
- // Two similar cases, but these do not go over the pole back, but
- // over the equator, and therefore make a spike
- test_simple_s(from_wkt<G>("LINESTRING(0 0, -80 0, 80 0)"), s, false);
- test_simple_s(from_wkt<G>("LINESTRING(0 0, 80 0, -80 0)"), s, false);
- // Going over the equator in a normal way, eastwards and westwards
- test_simple_s(from_wkt<G>("LINESTRING(-90 0, 0 0, 90 0)"), s, true);
- test_simple_s(from_wkt<G>("LINESTRING(90 0, 0 0, -90 0)"), s, true);
- test_simple_s(from_wkt<G>("LINESTRING(0 90, -90 0, 90 0)"), s, false);
- test_simple_s(from_wkt<G>("LINESTRING(0 90, -90 50, 90 0)"), s, false);
- test_simple_s(from_wkt<G>("LINESTRING(0 90, -90 -50, 90 0)"), s, true);
- // invalid linestrings
- test_simple_s(from_wkt<G>("LINESTRING(0 90, 0 90)"), s, false, false);
- test_simple_s(from_wkt<G>("LINESTRING(0 -90, 0 -90)"), s, false, false);
- test_simple_s(from_wkt<G>("LINESTRING(0 90, 1 90)"), s, false, false);
- test_simple_s(from_wkt<G>("LINESTRING(0 -90, 1 -90)"), s, false, false);
- // FAILING
- //test_simple_s(from_wkt<G>("LINESTRING(0 90, 0 80, 1 80, 0 90)"), s, false);
- //test_simple_s(from_wkt<G>("LINESTRING(0 -90, 0 -80, 1 -80, 0 -90)"), s, false);
- //test_simple_s(from_wkt<G>("LINESTRING(0 90, 0 80, 1 80, 1 90)"), s, false);
- //test_simple_s(from_wkt<G>("LINESTRING(0 -90, 0 -80, 1 -80, 1 -90)"), s, false);
- test_simple_s(from_wkt<G>("LINESTRING(35 0, 110 36, 159 0, 82 30)"), s, false);
- test_simple_s(from_wkt<G>("LINESTRING(135 0, -150 36, -101 0, -178 30)"), s, false);
- test_simple_s(from_wkt<G>("LINESTRING(45 0, 120 36, 169 0, 92 30)"), s, false);
- test_simple_s(from_wkt<G>("LINESTRING(179 0, -179 1, -179 0, 179 1)"), s, false);
- test_simple_s(from_wkt<G>("LINESTRING(-121 -19,37 8,-19 -15,-104 -58)"), s, false);
- test_simple_s(from_wkt<G>("LINESTRING(-121 -19,37 8,-19 -15,-104 -58)"), s_4053, false);
- test_simple_s(from_wkt<G>("LINESTRING(-121 -19,37 8,-19 -15,-104 -58)"), s_near_4053, false);
-
- // The segments are very close to each other, in WGS84 they cross,
- // in spherical or nearly spherical they don't cross
- test_simple_s(from_wkt<G>("LINESTRING(106 22,21 39,40 -12,-91 68)"), s, false);
- test_simple_s(from_wkt<G>("LINESTRING(106 22,21 39,40 -12,-91 68)"), s_4053, true);
- test_simple_s(from_wkt<G>("LINESTRING(106 22,21 39,40 -12,-91 68)"), s_near_4053, true);
- }
- BOOST_AUTO_TEST_CASE( test_is_simple_geo_multilinestring )
- {
- typedef multi_linestring_type G;
- bg::strategy::intersection::geographic_segments<> s_wgs84; // EPSG 4326
- bg::strategy::intersection::geographic_segments<> s_bessel((sph(6377397.155,299.1528128))); // EPSG 4804, 4813, 4820
-
- // FAILING
- //test_simple_s(from_wkt<G>("MULTILINESTRING((0 90, 0 80),(1 90, 1 80))"), s_wgs84, false);
- //test_simple_s(from_wkt<G>("MULTILINESTRING((0 -90, 0 -80),(1 -90, 1 -80))"), s_wgs84, false);
- test_simple_s(from_wkt<G>("MULTILINESTRING((35 0, 110 36),(159 0, 82 30))"), s_wgs84, false);
- test_simple_s(from_wkt<G>("MULTILINESTRING((135 0, -150 36),(-101 0, -178 30))"), s_wgs84, false);
- test_simple_s(from_wkt<G>("MULTILINESTRING((45 0, 120 36),(169 0, 92 30))"), s_wgs84, false);
- test_simple_s(from_wkt<G>("MULTILINESTRING((179 0, -179 1),(-179 0, 179 1))"), s_wgs84, false);
- test_simple_s(from_wkt<G>("MULTILINESTRING((35 2,110 36),(72 51,67 28,16 53,159 3,82 30))"), s_wgs84, false);
- test_simple_s(from_wkt<G>("MULTILINESTRING((35 2,110 36),(72 51,67 28,16 53,159 3,82 30))"), s_bessel, false);
- }
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