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88 lines
3.4 KiB
C++
88 lines
3.4 KiB
C++
// Boost.Geometry
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// Unit Test
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// Copyright (c) 2016 Oracle and/or its affiliates.
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// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
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// Use, modification and distribution is subject to the Boost Software License,
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// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#include "test_formula.hpp"
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#include "intersection_cases.hpp"
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#include <boost/geometry/formulas/andoyer_inverse.hpp>
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#include <boost/geometry/formulas/gnomonic_intersection.hpp>
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#include <boost/geometry/formulas/sjoberg_intersection.hpp>
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#include <boost/geometry/formulas/thomas_direct.hpp>
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#include <boost/geometry/formulas/thomas_inverse.hpp>
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#include <boost/geometry/formulas/vincenty_direct.hpp>
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#include <boost/geometry/formulas/vincenty_inverse.hpp>
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void check_inverse(expected_result const& result, expected_result const& expected, expected_result const& reference, double reference_error)
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{
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check_one(result.lon, expected.lon, reference.lon, reference_error);
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check_one(result.lat, expected.lat, reference.lat, reference_error);
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}
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void test_all(expected_results const& results)
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{
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double const d2r = bg::math::d2r<double>();
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double const r2d = bg::math::r2d<double>();
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double lona1r = results.p1.lon * d2r;
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double lata1r = results.p1.lat * d2r;
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double lona2r = results.p2.lon * d2r;
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double lata2r = results.p2.lat * d2r;
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double lonb1r = results.q1.lon * d2r;
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double latb1r = results.q1.lat * d2r;
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double lonb2r = results.q2.lon * d2r;
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double latb2r = results.q2.lat * d2r;
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expected_result result;
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// WGS84
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bg::srs::spheroid<double> spheroid(6378137.0, 6356752.3142451793);
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bg::formula::gnomonic_intersection<double, bg::formula::vincenty_inverse, bg::formula::vincenty_direct>
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::apply(lona1r, lata1r, lona2r, lata2r, lonb1r, latb1r, lonb2r, latb2r, result.lon, result.lat, spheroid);
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result.lon *= r2d;
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result.lat *= r2d;
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check_inverse(result, results.gnomonic_vincenty, results.gnomonic_karney, 0.00000001);
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bg::formula::gnomonic_intersection<double, bg::formula::thomas_inverse, bg::formula::thomas_direct>
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::apply(lona1r, lata1r, lona2r, lata2r, lonb1r, latb1r, lonb2r, latb2r, result.lon, result.lat, spheroid);
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result.lon *= r2d;
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result.lat *= r2d;
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check_inverse(result, results.gnomonic_thomas, results.gnomonic_karney, 0.0000001);
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bg::formula::sjoberg_intersection<double, bg::formula::vincenty_inverse, 4>
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::apply(lona1r, lata1r, lona2r, lata2r, lonb1r, latb1r, lonb2r, latb2r, result.lon, result.lat, spheroid);
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result.lon *= r2d;
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result.lat *= r2d;
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check_inverse(result, results.sjoberg_vincenty, results.sjoberg_karney, 0.00000001);
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bg::formula::sjoberg_intersection<double, bg::formula::thomas_inverse, 2>
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::apply(lona1r, lata1r, lona2r, lata2r, lonb1r, latb1r, lonb2r, latb2r, result.lon, result.lat, spheroid);
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result.lon *= r2d;
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result.lat *= r2d;
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check_inverse(result, results.sjoberg_thomas, results.sjoberg_karney, 0.0000001);
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bg::formula::sjoberg_intersection<double, bg::formula::andoyer_inverse, 1>
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::apply(lona1r, lata1r, lona2r, lata2r, lonb1r, latb1r, lonb2r, latb2r, result.lon, result.lat, spheroid);
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result.lon *= r2d;
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result.lat *= r2d;
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check_inverse(result, results.sjoberg_andoyer, results.sjoberg_karney, 0.0001);
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}
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int test_main(int, char*[])
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{
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for (size_t i = 0; i < expected_size; ++i)
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{
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test_all(expected[i]);
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}
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return 0;
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}
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