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- // Boost.Geometry
- // Unit Test
- // Copyright (c) 2016-2019 Oracle and/or its affiliates.
- // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
- // Copyright (c) 2018 Adeel Ahmad, Islamabad, Pakistan.
- // Contributed and/or modified by Adeel Ahmad, as part of Google Summer of Code 2018 program
- // 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)
- #include <sstream>
- #include "test_formula.hpp"
- #include "inverse_cases.hpp"
- #include "inverse_cases_antipodal.hpp"
- #include "inverse_cases_small_angles.hpp"
- #include <boost/geometry/formulas/karney_inverse.hpp>
- #include <boost/geometry/srs/spheroid.hpp>
- template <typename Result>
- void check_inverse(std::string const& name,
- Result const& results,
- bg::formula::result_inverse<double> const& result,
- expected_result const& expected,
- expected_result const& reference,
- double reference_error)
- {
- std::stringstream ss;
- ss << "(" << results.p1.lon << " " << results.p1.lat << ")->(" << results.p2.lon << " " << results.p2.lat << ")";
- check_one(name + "_d " + ss.str(),
- result.distance, expected.distance, reference.distance, reference_error);
- check_one(name + "_a " + ss.str(),
- result.azimuth, expected.azimuth, reference.azimuth, reference_error, true);
- check_one(name + "_ra " + ss.str(),
- result.reverse_azimuth, expected.reverse_azimuth, reference.reverse_azimuth, reference_error, true);
- check_one(name + "_rl " + ss.str(),
- result.reduced_length, expected.reduced_length, reference.reduced_length, reference_error);
- check_one(name + "_gs " + ss.str(),
- result.geodesic_scale, expected.geodesic_scale, reference.geodesic_scale, reference_error);
- }
- void test_all(expected_results const& results)
- {
- double lon1d = results.p1.lon;
- double lat1d = results.p1.lat;
- double lon2d = results.p2.lon;
- double lat2d = results.p2.lat;
- // WGS84
- bg::srs::spheroid<double> spheroid(6378137.0, 6356752.3142451793);
- bg::formula::result_inverse<double> result_k;
- typedef bg::formula::karney_inverse<double, true, true, true, true, true, 8> ka_t;
- result_k = ka_t::apply(lon1d, lat1d, lon2d, lat2d, spheroid);
- check_inverse("karney", results, result_k, results.vincenty, results.reference, 0.0000001);
- }
- template <typename ExpectedResults>
- void test_karney(ExpectedResults const& results)
- {
- double lon1d = results.p1.lon;
- double lat1d = results.p1.lat;
- double lon2d = results.p2.lon;
- double lat2d = results.p2.lat;
- // WGS84
- bg::srs::spheroid<double> spheroid(6378137.0, 6356752.3142451793);
- bg::formula::result_inverse<double> result;
- typedef bg::formula::karney_inverse<double, true, true, true, true, true, 8> ka_t;
- result = ka_t::apply(lon1d, lat1d, lon2d, lat2d, spheroid);
- check_inverse("karney", results, result, results.karney, results.karney, 0.0000001);
- }
- int test_main(int, char*[])
- {
- for (size_t i = 0; i < expected_size; ++i)
- {
- test_all(expected[i]);
- }
- for (size_t i = 0; i < expected_size_antipodal; ++i)
- {
- test_karney(expected_antipodal[i]);
- }
- for (size_t i = 0; i < expected_size_small_angles; ++i)
- {
- test_karney(expected_small_angles[i]);
- }
- return 0;
- }
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