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geometry/test/strategies/segment_intersection_sph.cpp

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// Boost.Geometry
// Unit Test
// Copyright (c) 2016-2018, Oracle and/or its affiliates.
// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
// 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)
#define BOOST_GEOMETRY_TEST_GEO_INTERSECTION_TEST_SIMILAR
#include "segment_intersection_sph.hpp"
#include <boost/geometry/strategies/spherical/intersection.hpp>
template <typename S, typename P>
void test_spherical_strategy(std::string const& s1_wkt, std::string const& s2_wkt,
char m, std::size_t expected_count,
std::string const& ip0_wkt = "", std::string const& ip1_wkt = "")
{
bg::strategy::intersection::spherical_segments<> strategy;
test_strategy<S, S, P>(s1_wkt, s2_wkt, strategy, m, expected_count, ip0_wkt, ip1_wkt);
}
template <typename T>
void test_spherical()
{
typedef bg::model::point<double, 2, bg::cs::spherical_equatorial<bg::degree> > point_t;
typedef bg::model::segment<point_t> segment_t;
// crossing X
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-45 -45, 45 45)", "SEGMENT(-45 45, 45 -45)", 'i', 1, "POINT(0 0)");
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-45 -45, 45 45)", "SEGMENT(45 -45, -45 45)", 'i', 1, "POINT(0 0)");
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(45 45, -45 -45)", "SEGMENT(-45 45, 45 -45)", 'i', 1, "POINT(0 0)");
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(45 45, -45 -45)", "SEGMENT(45 -45, -45 45)", 'i', 1, "POINT(0 0)");
// crossing X
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(-1 1, 1 -1)", 'i', 1, "POINT(0 0)");
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(1 -1, -1 1)", 'i', 1, "POINT(0 0)");
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(1 1, -1 -1)", "SEGMENT(-1 1, 1 -1)", 'i', 1, "POINT(0 0)");
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(1 1, -1 -1)", "SEGMENT(1 -1, -1 1)", 'i', 1, "POINT(0 0)");
// equal
// //
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-45 -45, 45 45)", "SEGMENT(-45 -45, 45 45)", 'e', 2, "POINT(-45 -45)", "POINT(45 45)");
// //
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-45 -45, 45 45)", "SEGMENT(45 45, -45 -45)", 'e', 2, "POINT(-45 -45)", "POINT(45 45)");
// starting outside s1
// /
// |
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(-2 -2, -1 -1)", 'a', 1, "POINT(-1 -1)");
// /
// /|
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(-2 -2, 0 0)", 'm', 1, "POINT(0 0)");
// /|
// / |
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(-2 -2, 1 1)", 't', 1, "POINT(1 1)");
// |/
// /|
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(-2 -2, 2 2)", 'i', 1, "POINT(0 0)");
// ------
// ------
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 0, 1 0)", "SEGMENT(-2 0, -1 0)", 'a', 1, "POINT(-1 0)");
// ------
// ------
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 0, 1 0)", "SEGMENT(-2 0, 0 0)", 'c', 2, "POINT(-1 0)", "POINT(0 0)");
// ------
// ---------
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 0, 1 0)", "SEGMENT(-2 0, 1 0)", 'c', 2, "POINT(-1 0)", "POINT(1 0)");
// ------
// ------------
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 0, 1 0)", "SEGMENT(-2 0, 2 0)", 'c', 2, "POINT(-1 0)", "POINT(1 0)");
// starting at s1
// /
// //
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(-1 -1, 0 0)", 'c', 2, "POINT(-1 -1)", "POINT(0 0)");
// //
// //
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(-1 -1, 1 1)", 'e', 2, "POINT(-1 -1)", "POINT(1 1)");
// | /
// |/
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(-1 -1, 2 2)", 'f', 1, "POINT(-1 -1)");
// ------
// ---
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 0, 1 0)", "SEGMENT(-1 0, 0 0)", 'c', 2, "POINT(-1 0)", "POINT(0 0)");
// ------
// ------
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 0, 1 0)", "SEGMENT(-1 0, 1 0)", 'e', 2, "POINT(-1 0)", "POINT(1 0)");
// ------
// ---------
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 0, 1 0)", "SEGMENT(-1 0, 2 0)", 'c', 2, "POINT(-1 0)", "POINT(1 0)");
// starting inside
// //
// /
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(0 0, 1 1)", 'c', 2, "POINT(0 0)", "POINT(1 1)");
// |/
// /
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(0 0, 2 2)", 's', 1, "POINT(0 0)");
// ------
// ---
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 0, 1 0)", "SEGMENT(0 0, 1 0)", 'c', 2, "POINT(0 0)", "POINT(1 0)");
// ------
// ------
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 0, 1 0)", "SEGMENT(0 0, 2 0)", 'c', 2, "POINT(0 0)", "POINT(1 0)");
// starting at p2
// |
// /
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(1 1, 2 2)", 'a', 1, "POINT(1 1)");
// ------
// ---
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 0, 1 0)", "SEGMENT(1 0, 2 0)", 'a', 1, "POINT(1 0)");
// disjoint, crossing
// /
// |
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(-3 -3, -2 -2)", 'd', 0);
// |
// /
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(2 2, 3 3)", 'd', 0);
// disjoint, collinear
// ------
// ------
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 0, 1 0)", "SEGMENT(-3 0, -2 0)", 'd', 0);
// ------
// ------
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 0, 1 0)", "SEGMENT(2 0, 3 0)", 'd', 0);
// degenerated
// /
// *
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(-2 -2, -2 -2)", 'd', 0);
// /
// *
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(-1 -1, -1 -1)", '0', 1, "POINT(-1 -1)");
// /
// *
// /
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(0 0, 0 0)", '0', 1, "POINT(0 0)");
// *
// /
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(1 1, 1 1)", '0', 1, "POINT(1 1)");
// *
// /
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 -1, 1 1)", "SEGMENT(2 2, 2 2)", 'd', 0);
// similar to above, collinear
// * ------
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 0, 1 0)", "SEGMENT(-2 0, -2 0)", 'd', 0);
// *------
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 0, 1 0)", "SEGMENT(-1 0, -1 0)", '0', 1, "POINT(-1 0)");
// ---*---
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 0, 1 0)", "SEGMENT(0 0, 0 0)", '0', 1, "POINT(0 0)");
// ------*
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 0, 1 0)", "SEGMENT(1 0, 1 0)", '0', 1, "POINT(1 0)");
// ------ *
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 0, 1 0)", "SEGMENT(2 0, 2 0)", 'd', 0);
// Northern hemisphere
// --- ------
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 50, 1 50)", "SEGMENT(-3 50, -2 50)", 'd', 0);
// ------
// ---
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 50, 1 50)", "SEGMENT(-2 50, -1 50)", 'a', 1, "POINT(-1 50)");
// \/
// /\ (avoid multi-line comment)
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 50, 1 50)", "SEGMENT(-2 50, 0 50)", 'i', 1, "POINT(-0.5 50.0032229484023)");
// ________
// / _____\ (avoid multi-line comment)
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 50, 1 50)", "SEGMENT(-2 50, 1 50)", 't', 1, "POINT(1 50)");
// _________
// / _____ \ (avoid multi-line comment)
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 50, 1 50)", "SEGMENT(-2 50, 2 50)", 'd', 0);
// ______
// /___ \ (avoid multi-line comment)
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 50, 1 50)", "SEGMENT(-1 50, 0 50)", 'f', 1, "POINT(-1 50)");
// ------
// ------
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 50, 1 50)", "SEGMENT(-1 50, 1 50)", 'e', 2, "POINT(-1 50)", "POINT(1 50)");
// ________
// /_____ \ (avoid multi-line comment)
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 50, 1 50)", "SEGMENT(-1 50, 2 50)", 'f', 1, "POINT(-1 50)");
// ______
// / ___\ (avoid multi-line comment)
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 50, 1 50)", "SEGMENT(0 50, 1 50)", 't', 1, "POINT(1 50)");
// \/
// /\ (avoid multi-line comment)
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 50, 1 50)", "SEGMENT(0 50, 2 50)", 'i', 1, "POINT(0.5 50.0032229484023)");
// ------
// ---
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 50, 1 50)", "SEGMENT(1 50, 2 50)", 'a', 1, "POINT(1 50)");
// ------ ---
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(-1 50, 1 50)", "SEGMENT(2 50, 3 50)", 'd', 0);
// ___|
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(0 0, 1 0)", "SEGMENT(1 0, 1 1)", 'a', 1, "POINT(1 0)");
// ___|
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(1 0, 1 1)", "SEGMENT(0 0, 1 0)", 'a', 1, "POINT(1 0)");
// |/
// /|
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(10 -1, 20 1)", "SEGMENT(12.5 -1, 12.5 1)", 'i', 1, "POINT(12.5 -0.50051443471392)");
// |/
// /|
test_spherical_strategy<segment_t, point_t>(
"SEGMENT(10 -1, 20 1)", "SEGMENT(17.5 -1, 17.5 1)", 'i', 1, "POINT(17.5 0.50051443471392)");
}
template <typename T>
void test_spherical_radian()
{
typedef bg::model::point<T, 2, bg::cs::spherical_equatorial<bg::radian> > point_t;
typedef bg::model::segment<point_t> segment_t;
bg::strategy::intersection::spherical_segments<> strategy;
// https://github.com/boostorg/geometry/issues/470
point_t p0(0.00001, 0.00001);
point_t p1(0.00001, 0.00005);
point_t p2(0.00005, 0.00005);
segment_t s1(p0, p1);
segment_t s2(p1, p2);
test_strategy_one(s1, s1, strategy, 'e', 2, p0, p1);
test_strategy_one(s2, s2, strategy, 'e', 2, p1, p2);
}
int test_main(int, char* [])
{
//test_spherical<float>();
test_spherical<double>();
test_spherical_radian<double>();
return 0;
}
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