geometry/index/test/rtree/rtree_epsilon.cpp

96 lines
2.4 KiB
C++

// Boost.Geometry Index
// Unit Test
// Copyright (c) 2015 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)
// Enable enlargement of Values' bounds by epsilon in the rtree
// for Points and Segments
#define BOOST_GEOMETRY_INDEX_EXPERIMENTAL_ENLARGE_BY_EPSILON
#include <vector>
#include <rtree/test_rtree.hpp>
#include <boost/geometry/geometries/register/point.hpp>
#include <boost/geometry/geometries/polygon.hpp>
template <typename Params>
void test_rtree(unsigned vcount)
{
typedef bg::model::point<double, 2, bg::cs::cartesian> point_t;
std::vector<point_t> values;
double eps = std::numeric_limits<double>::epsilon();
values.push_back(point_t(eps/2, eps/2));
for ( unsigned i = 1 ; i < vcount ; ++i )
{
values.push_back(point_t(i, i));
}
point_t qpt(0, 0);
BOOST_CHECK(bg::intersects(qpt, values[0]));
{
bgi::rtree<point_t, Params> rt(values);
std::vector<point_t> result;
rt.query(bgi::intersects(qpt), std::back_inserter(result));
BOOST_CHECK(result.size() == 1);
rt.remove(values.begin() + vcount/2, values.end());
result.clear();
rt.query(bgi::intersects(qpt), std::back_inserter(result));
BOOST_CHECK(result.size() == 1);
}
{
bgi::rtree<point_t, Params> rt;
rt.insert(values);
std::vector<point_t> result;
rt.query(bgi::intersects(qpt), std::back_inserter(result));
BOOST_CHECK(result.size() == 1);
rt.remove(values.begin() + vcount/2, values.end());
result.clear();
rt.query(bgi::intersects(qpt), std::back_inserter(result));
BOOST_CHECK(result.size() == 1);
}
}
template <int Max, int Min>
void test_rtree_all()
{
int pow = Max;
for (int l = 0 ; l < 3 ; ++l)
{
pow *= Max;
int vcount = (pow * 8) / 10;
//std::cout << Max << " " << Min << " " << vcount << std::endl;
test_rtree< bgi::linear<Max, Min> >(vcount);
test_rtree< bgi::quadratic<Max, Min> >(vcount);
test_rtree< bgi::rstar<Max, Min> >(vcount);
}
}
int test_main(int, char* [])
{
test_rtree_all<2, 1>();
test_rtree_all<4, 1>();
test_rtree_all<4, 2>();
test_rtree_all<5, 3>();
return 0;
}