geometry/extensions/test/nsphere/nsphere-index_margin.cpp

51 lines
1.4 KiB
C++

// Boost.Geometry (aka GGL, Generic Geometry Library)
// Unit Test
// Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
// Copyright (c) 2013 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/geometry/geometries/geometries.hpp>
#include <boost/geometry/strategies/strategies.hpp>
#include <boost/geometry/extensions/nsphere/nsphere.hpp>
template <typename P, typename T>
void test_comparable_margin_circle()
{
bg::model::nsphere<P, T> c;
bg::set<0>(c.center(), 0);
bg::set<1>(c.center(), 0);
c.radius(2);
double d = bg::index::detail::comparable_margin(c);
BOOST_CHECK_CLOSE(d, 2, 0.001);
}
template <typename P, typename T>
void test_comparable_margin_sphere()
{
bg::model::nsphere<P, T> s;
bg::set<0>(s, 0);
bg::set<1>(s, 0);
bg::set<2>(s, 0);
bg::set_radius<0>(s, 2);
double d = bg::index::detail::comparable_margin(s);
BOOST_CHECK_CLOSE(d, 4, 0.001);
}
int test_main(int, char* [])
{
test_comparable_margin_circle<bg::model::point<double, 2, bg::cs::cartesian>, double>();
test_comparable_margin_sphere<bg::model::point<double, 3, bg::cs::cartesian>, double>();
return 0;
}