geometry/test/algorithms/azimuth.cpp
2021-01-13 01:24:50 +01:00

63 lines
1.7 KiB
C++

// Boost.Geometry
// Unit Test
// Copyright (c) 2021, 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
#include <geometry_test_common.hpp>
#include <boost/geometry/geometries/geometries.hpp>
#include <boost/geometry/algorithms/azimuth.hpp>
template <typename P>
void test_one(P const& p1, P const& p2, double expected)
{
double const result = bg::azimuth(p1, p2) * bg::math::r2d<double>();
BOOST_CHECK_CLOSE(result, expected, 0.0001);
}
template <typename P>
void test_car()
{
test_one(P(0, 0), P(0, 0), 0);
test_one(P(0, 0), P(1, 1), 45);
test_one(P(0, 0), P(100, 1), 89.427061302316517);
test_one(P(0, 0), P(-1, 1), -45);
test_one(P(0, 0), P(-100, 1), -89.427061302316517);
}
template <typename P>
void test_sph()
{
test_one(P(0, 0), P(0, 0), 0);
test_one(P(0, 0), P(1, 1), 44.995636455344851);
test_one(P(0, 0), P(100, 1), 88.984576593576293);
test_one(P(0, 0), P(-1, 1), -44.995636455344851);
test_one(P(0, 0), P(-100, 1), -88.984576593576293);
}
template <typename P>
void test_geo()
{
test_one(P(0, 0), P(0, 0), 0);
test_one(P(0, 0), P(1, 1), 45.187718848049521);
test_one(P(0, 0), P(100, 1), 88.986933066023497);
test_one(P(0, 0), P(-1, 1), -45.187718848049521);
test_one(P(0, 0), P(-100, 1), -88.986933066023497);
}
int test_main(int, char* [])
{
test_car< bg::model::point<double, 2, bg::cs::cartesian> >();
test_sph< bg::model::point<double, 2, bg::cs::spherical_equatorial<bg::degree> > >();
test_geo< bg::model::point<double, 2, bg::cs::geographic<bg::degree> > >();
return 0;
}