CGAL 5.4.1 - 2D Arrangements
Arrangement_on_surface_2/batched_point_location.cpp
// Answering a batched point-location query.
#include <list>
#include <vector>
#include <CGAL/basic.h>
#include <CGAL/Arr_batched_point_location.h>
#include "arr_inexact_construction_segments.h"
#include "point_location_utils.h"
typedef CGAL::Arr_point_location_result<Arrangement> Point_location_result;
typedef std::pair<Point, Point_location_result::Type> Query_result;
int main() {
// Construct the arrangement.
Arrangement arr;
construct_segments_arr(arr);
// Perform a batched point-location query.
std::vector<Point> points = {
Point(1, 4), Point(4, 3), Point(6, 3), Point(3, 2), Point(5, 2), Point(1, 0)
};
std::list<Query_result> results;
locate(arr, points.begin(), points.end(), std::back_inserter(results));
// Print the results.
for (auto it = results.begin(); it != results.end(); ++it)
print_point_location<Arrangement>(it->first, it->second);
return 0;
}