88 lines
2.3 KiB
C++
88 lines
2.3 KiB
C++
// Boost.Geometry (aka GGL, Generic Geometry Library)
|
|
// Unit Test
|
|
|
|
// Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
|
|
// Copyright (c) 2017 Adam Wulkiewicz, Lodz, Poland.
|
|
|
|
// 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 <geometry_test_common.hpp>
|
|
|
|
#include <boost/core/ignore_unused.hpp>
|
|
|
|
#include <boost/geometry/arithmetic/cross_product.hpp>
|
|
|
|
#include <boost/geometry/algorithms/assign.hpp>
|
|
|
|
#include <boost/geometry/geometries/point.hpp>
|
|
#include <boost/geometry/geometries/adapted/c_array.hpp>
|
|
#include <boost/geometry/geometries/adapted/boost_tuple.hpp>
|
|
#include <test_common/test_point.hpp>
|
|
|
|
|
|
template <typename P>
|
|
void test_2d()
|
|
{
|
|
P p1;
|
|
bg::assign_values(p1, 20, 30);
|
|
P p2;
|
|
bg::assign_values(p2, 45, 70);
|
|
P c = bg::cross_product(p1, p2);
|
|
|
|
typedef typename bg::coordinate_type<P>::type scalar_type;
|
|
BOOST_CHECK_EQUAL(bg::get<0>(c), scalar_type(50));
|
|
}
|
|
|
|
template <typename P>
|
|
void test_3d()
|
|
{
|
|
P p1;
|
|
bg::assign_values(p1, 20, 30, 10);
|
|
P p2;
|
|
bg::assign_values(p2, 45, 70, 20);
|
|
P c = bg::cross_product(p1, p2);
|
|
|
|
typedef typename bg::coordinate_type<P>::type scalar_type;
|
|
BOOST_CHECK_EQUAL(bg::get<0>(c), scalar_type(-100));
|
|
BOOST_CHECK_EQUAL(bg::get<1>(c), scalar_type(50));
|
|
BOOST_CHECK_EQUAL(bg::get<2>(c), scalar_type(50));
|
|
}
|
|
|
|
#ifdef TEST_FAIL_CROSS_PRODUCT
|
|
template <typename P>
|
|
void test_4d()
|
|
{
|
|
P p1;
|
|
bg::assign_values(p1, 20, 30, 10);
|
|
bg::set<3>(p1, 15);
|
|
P p2;
|
|
bg::assign_values(p2, 45, 70, 20);
|
|
bg::set<3>(p2, 35);
|
|
P c = bg::cross_product(p1, p2);
|
|
boost::ignore_unused(c);
|
|
}
|
|
#endif
|
|
|
|
int test_main(int, char* [])
|
|
{
|
|
test_2d<bg::model::point<int, 2, bg::cs::cartesian> >();
|
|
test_2d<bg::model::point<float, 2, bg::cs::cartesian> >();
|
|
test_2d<bg::model::point<double, 2, bg::cs::cartesian> >();
|
|
|
|
test_3d<bg::model::point<int, 3, bg::cs::cartesian> >();
|
|
test_3d<bg::model::point<float, 3, bg::cs::cartesian> >();
|
|
test_3d<bg::model::point<double, 3, bg::cs::cartesian> >();
|
|
|
|
#ifdef TEST_FAIL_CROSS_PRODUCT
|
|
test_4d<bg::model::point<int, 4, bg::cs::cartesian> >();
|
|
test_4d<bg::model::point<float, 4, bg::cs::cartesian> >();
|
|
test_4d<bg::model::point<double, 4, bg::cs::cartesian> >();
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|