89 lines
3.1 KiB
C++
89 lines
3.1 KiB
C++
// Boost.Geometry (aka GGL, Generic Geometry Library)
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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 Vissarion Fisikopoulos, 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 <algorithms/test_perimeter.hpp>
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#include <algorithms/perimeter/perimeter_polygon_cases.hpp>
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#include <boost/geometry/geometries/geometries.hpp>
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#include <boost/geometry/geometries/point_xy.hpp>
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template <typename P>
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void test_all_default() //test the default strategy
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{
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double const pi = boost::math::constants::pi<double>();
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for (std::size_t i = 0; i <= 2; ++i)
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{
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test_geometry<bg::model::polygon<P> >(poly_data_sph[i], 2 * pi);
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}
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// Multipolygon
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test_geometry<bg::model::multi_polygon<bg::model::polygon<P> > >
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(multipoly_data[0], 3 * pi);
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// Geometries with length zero
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test_geometry<P>("POINT(0 0)", 0);
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test_geometry<bg::model::linestring<P> >("LINESTRING(0 0,3 4,4 3)", 0);
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}
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template <typename P>
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void test_all_haversine(double const mean_radius)
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{
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double const pi = boost::math::constants::pi<double>();
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bg::strategy::distance::haversine<double> haversine_strategy(mean_radius);
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for (std::size_t i = 0; i <= 2; ++i)
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{
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test_geometry<bg::model::polygon<P> >(poly_data_sph[i],
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2 * pi * mean_radius,
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haversine_strategy);
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}
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// Multipolygon
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test_geometry<bg::model::multi_polygon<bg::model::polygon<P> > >
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(multipoly_data[0],
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3 * pi * mean_radius,
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haversine_strategy);
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// Geometries with length zero
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test_geometry<P>("POINT(0 0)", 0, haversine_strategy);
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test_geometry<bg::model::linestring<P> >("LINESTRING(0 0,3 4,4 3)",
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0,
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haversine_strategy);
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}
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int test_main(int, char* [])
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{
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//Earth radius estimation in Km
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//(see https://en.wikipedia.org/wiki/Earth_radius)
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double const mean_radius = 6371.0;
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test_all_default<bg::model::d2::point_xy<int,
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bg::cs::spherical_equatorial<bg::degree> > >();
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test_all_default<bg::model::d2::point_xy<float,
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bg::cs::spherical_equatorial<bg::degree> > >();
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test_all_default<bg::model::d2::point_xy<double,
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bg::cs::spherical_equatorial<bg::degree> > >();
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test_all_haversine<bg::model::d2::point_xy<int,
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bg::cs::spherical_equatorial<bg::degree> > >(mean_radius);
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test_all_haversine<bg::model::d2::point_xy<float,
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bg::cs::spherical_equatorial<bg::degree> > >(mean_radius);
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test_all_haversine<bg::model::d2::point_xy<double,
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bg::cs::spherical_equatorial<bg::degree> > >(mean_radius);
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#if defined(HAVE_TTMATH)
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test_all<bg::model::d2::point_xy<ttmath_big> >();
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#endif
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return 0;
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}
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