CGAL 5.4.5 - 2D Arrangements
Arrangement_on_surface_2/point_location.cpp
// Answering point-location queries.
#include <CGAL/basic.h>
#include <CGAL/Arr_naive_point_location.h>
#include <CGAL/Arr_landmarks_point_location.h>
#include "arr_inexact_construction_segments.h"
#include "point_location_utils.h"
int main() {
// Construct the arrangement.
Arrangement arr;
construct_segments_arr(arr);
// Perform some point-location queries using the naive strategy.
Naive_pl naive_pl(arr);
locate_point(naive_pl, Point(1, 4)); // q1
locate_point(naive_pl, Point(4, 3)); // q2
locate_point(naive_pl, Point(6, 3)); // q3
// Perform some point-location queries using the landmark strategy.
Landmarks_pl landmarks_pl(arr);
locate_point(landmarks_pl, Point(3, 2)); // q4
locate_point(landmarks_pl, Point(5, 2)); // q5
locate_point(landmarks_pl, Point(1, 0)); // q6
return 0;
}