CGAL 6.1 - Shape Regularization

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Shape_regularization/regularize_100_segments_angles.cpp
#include "include/utils.h"
#include "include/Saver.h"
#include <CGAL/Simple_cartesian.h>
#include <CGAL/Shape_regularization/regularize_segments.h>
// Typedefs.
using Kernel = CGAL::Simple_cartesian<double>;
using FT = typename Kernel::FT;
using Segment_2 = typename Kernel::Segment_2;
using Segments = std::vector<Segment_2>;
using Neighbor_query =
CGAL::Shape_regularization::Segments::Delaunay_neighbor_query_2<Kernel, Segments>;
using Angle_regularization =
CGAL::Shape_regularization::Segments::Angle_regularization_2<Kernel, Segments>;
int main(int argc, char *argv[]) {
// If we want to save the result in a file, we save it in a path.
std::string path = "";
if (argc > 1) path = argv[1];
Saver<Kernel> saver;
// Initialize 100 near-orthogonal segments.
std::vector<Segment_2> segments;
create_example_angles(segments);
// Save input segments.
if (path != "") {
const std::string full_path = path + "regularize_100_segments_angles_before";
saver.export_eps_segments(segments, full_path, FT(1));
}
// Angle regularization.
const FT max_angle_2 = FT(40);
// Create neighbor query and angle-based regularization model.
Neighbor_query neighbor_query(segments);
Angle_regularization angle_regularization(
segments, CGAL::parameters::maximum_angle(max_angle_2));
// Regularize.
CGAL::Shape_regularization::Segments::regularize_segments(
segments, neighbor_query, angle_regularization);
std::cout << "* number of modified segments = " <<
angle_regularization.number_of_modified_segments() << std::endl;
// Save regularized segments.
if (path != "") {
const std::string full_path = path + "regularize_100_segments_angles_after";
saver.export_eps_segments(segments, full_path, FT(1));
}
}
CGAL::Shape_regularization::Segments::Angle_regularization_2
An angle-based regularization type for 2D segments that reinforces parallelism and orthogonality rela...
Definition: Angle_regularization_2.h:55
CGAL::Shape_regularization::Segments::Delaunay_neighbor_query_2
A neighbor query based on a Delaunay triangulation, which enables to find the nearest neighbors in a ...
Definition: Delaunay_neighbor_query_2.h:61
Kernel::Segment_2
CGAL::Shape_regularization::Segments::regularize_segments
void regularize_segments(InputRange &input_range, NeighQuery &neighbor_query, RegType &regularization_type, QPSolver &quadratic_program, const NamedParameters &np=parameters::default_values())
regularizes a set of 2D segments.
Definition: regularize_segments.h:136
Kernel
regularize_segments.h
This header includes all classes for regularizing segments.
CGAL::Simple_cartesian