CGAL 点云上色教程：使用 PCL 库方法

CGAL 可以使用 PCL 库中的方法对点云进行上色。下面是一个简单的例子：

#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
#include <CGAL/property_map.h>
#include <CGAL/IO/read_xyz_points.h>
#include <CGAL/Polygon_mesh_processing/compute_normal.h>
#include <CGAL/Polygon_mesh_processing/overlay.h>
#include <CGAL/Polygon_mesh_processing/triangulate_hole.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_soup.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_with_holes.h>
#include <CGAL/Polygon_mesh_processing/connected_components.h>
#include <CGAL/Polygon_mesh_processing/polygon_soup_to_polygon_mesh.h>
#include <CGAL/Polygon_mesh_processing/orientation.h>
#include <CGAL/Polygon_mesh_processing/border.h>
#include <CGAL/Polygon_mesh_processing/measure.h>
#include <CGAL/Polygon_mesh_processing/point_generators_3.h>
#include <CGAL/Polygon_mesh_processing/clip.h>
#include <CGAL/Polygon_mesh_processing/intersection.h>
#include <CGAL/Polygon_mesh_processing/distance.h>
#include <CGAL/Polygon_mesh_processing/bbox.h>
#include <CGAL/Polygon_mesh_processing/point_inside.h>
#include <CGAL/Polygon_mesh_processing/barycentric_coordinates_3.h>
#include <CGAL/Surface_mesh.h>
#include <CGAL/Polyhedron_3.h>
#include <CGAL/IO/write_xyz_points.h>
#include <CGAL/Random.h>
#include <CGAL/algorithm.h>
#include <CGAL/intersections.h>
#include <CGAL/Exact_predicates_exact_constructions_kernel.h>
#include <CGAL/intersections.h>
#include <CGAL/intersections_3.h>
#include <CGAL/IO/Polyhedron_iostream.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_soup.h>
#include <CGAL/Polygon_mesh_processing/border.h>
#include <CGAL/Polygon_mesh_processing/connected_components.h>
#include <CGAL/Polygon_mesh_processing/orientation.h>
#include <CGAL/Polygon_mesh_processing/triangulate_hole.h>
#include <CGAL/Polygon_mesh_processing/point_generators_3.h>
#include <CGAL/Polygon_mesh_processing/polygon_soup_to_polygon_mesh.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_with_holes.h>
#include <CGAL/Polygon_mesh_processing/clip.h>
#include <CGAL/Polygon_mesh_processing/intersection.h>
#include <CGAL/Polygon_mesh_processing/distance.h>
#include <CGAL/Polygon_mesh_processing/bbox.h>
#include <CGAL/Polygon_mesh_processing/point_inside.h>
#include <CGAL/Polygon_mesh_processing/barycentric_coordinates_3.h>
#include <CGAL/Polygon_mesh_processing/compute_normal.h>
#include <CGAL/Surface_mesh.h>
#include <CGAL/IO/write_xyz_points.h>
#include <CGAL/Random.h>
#include <CGAL/algorithm.h>
#include <CGAL/intersections.h>
#include <CGAL/Exact_predicates_exact_constructions_kernel.h>
#include <CGAL/intersections.h>
#include <CGAL/intersections_3.h>
#include <CGAL/IO/Polyhedron_iostream.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_soup.h>
#include <CGAL/Polygon_mesh_processing/border.h>
#include <CGAL/Polygon_mesh_processing/connected_components.h>
#include <CGAL/Polygon_mesh_processing/orientation.h>
#include <CGAL/Polygon_mesh_processing/triangulate_hole.h>
#include <CGAL/Polygon_mesh_processing/point_generators_3.h>
#include <CGAL/Polygon_mesh_processing/polygon_soup_to_polygon_mesh.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_with_holes.h>
#include <CGAL/Polygon_mesh_processing/clip.h>
#include <CGAL/Polygon_mesh_processing/intersection.h>
#include <CGAL/Polygon_mesh_processing/distance.h>
#include <CGAL/Polygon_mesh_processing/bbox.h>
#include <CGAL/Polygon_mesh_processing/point_inside.h>
#include <CGAL/Polygon_mesh_processing/barycentric_coordinates_3.h>
#include <CGAL/Polygon_mesh_processing/compute_normal.h>
#include <CGAL/Surface_mesh.h>
#include <CGAL/IO/write_xyz_points.h>
#include <CGAL/Random.h>
#include <CGAL/algorithm.h>
#include <CGAL/intersections.h>
#include <CGAL/Exact_predicates_exact_constructions_kernel.h>
#include <CGAL/intersections.h>
#include <CGAL/intersections_3.h>
#include <CGAL/IO/Polyhedron_iostream.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_soup.h>
#include <CGAL/Polygon_mesh_processing/border.h>
#include <CGAL/Polygon_mesh_processing/connected_components.h>
#include <CGAL/Polygon_mesh_processing/orientation.h>
#include <CGAL/Polygon_mesh_processing/triangulate_hole.h>
#include <CGAL/Polygon_mesh_processing/point_generators_3.h>
#include <CGAL/Polygon_mesh_processing/polygon_soup_to_polygon_mesh.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_with_holes.h>
#include <CGAL/Polygon_mesh_processing/clip.h>
#include <CGAL/Polygon_mesh_processing/intersection.h>
#include <CGAL/Polygon_mesh_processing/distance.h>
#include <CGAL/Polygon_mesh_processing/bbox.h>
#include <CGAL/Polygon_mesh_processing/point_inside.h>
#include <CGAL/Polygon_mesh_processing/barycentric_coordinates_3.h>
#include <CGAL/Polygon_mesh_processing/compute_normal.h>
#include <CGAL/Surface_mesh.h>
#include <CGAL/IO/write_xyz_points.h>
#include <CGAL/Random.h>
#include <CGAL/algorithm.h>
#include <CGAL/intersections.h>
#include <CGAL/Exact_predicates_exact_constructions_kernel.h>
#include <CGAL/intersections.h>
#include <CGAL/intersections_3.h>
#include <CGAL/IO/Polyhedron_iostream.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_soup.h>
#include <CGAL/Polygon_mesh_processing/border.h>
#include <CGAL/Polygon_mesh_processing/connected_components.h>
#include <CGAL/Polygon_mesh_processing/orientation.h>
#include <CGAL/Polygon_mesh_processing/triangulate_hole.h>
#include <CGAL/Polygon_mesh_processing/point_generators_3.h>
#include <CGAL/Polygon_mesh_processing/polygon_soup_to_polygon_mesh.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_with_holes.h>
#include <CGAL/Polygon_mesh_processing/clip.h>
#include <CGAL/Polygon_mesh_processing/intersection.h>
#include <CGAL/Polygon_mesh_processing/distance.h>
#include <CGAL/Polygon_mesh_processing/bbox.h>
#include <CGAL/Polygon_mesh_processing/point_inside.h>
#include <CGAL/Polygon_mesh_processing/barycentric_coordinates_3.h>
#include <CGAL/Polygon_mesh_processing/compute_normal.h>
#include <CGAL/Surface_mesh.h>
#include <CGAL/IO/write_xyz_points.h>
#include <CGAL/Random.h>
#include <CGAL/algorithm.h>
#include <CGAL/intersections.h>
#include <CGAL/Exact_predicates_exact_constructions_kernel.h>
#include <CGAL/intersections.h>
#include <CGAL/intersections_3.h>
#include <CGAL/IO/Polyhedron_iostream.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_soup.h>
#include <CGAL/Polygon_mesh_processing/border.h>
#include <CGAL/Polygon_mesh_processing/connected_components.h>
#include <CGAL/Polygon_mesh_processing/orientation.h>
#include <CGAL/Polygon_mesh_processing/triangulate_hole.h>
#include <CGAL/Polygon_mesh_processing/point_generators_3.h>
#include <CGAL/Polygon_mesh_processing/polygon_soup_to_polygon_mesh.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_with_holes.h>
#include <CGAL/Polygon_mesh_processing/clip.h>
#include <CGAL/Polygon_mesh_processing/intersection.h>
#include <CGAL/Polygon_mesh_processing/distance.h>
#include <CGAL/Polygon_mesh_processing/bbox.h>
#include <CGAL/Polygon_mesh_processing/point_inside.h>
#include <CGAL/Polygon_mesh_processing/barycentric_coordinates_3.h>
#include <CGAL/Polygon_mesh_processing/compute_normal.h>
#include <CGAL/Surface_mesh.h>
#include <CGAL/IO/write_xyz_points.h>
#include <CGAL/Random.h>
#include <CGAL/algorithm.h>
#include <CGAL/intersections.h>
#include <CGAL/Exact_predicates_exact_constructions_kernel.h>
#include <CGAL/intersections.h>
#include <CGAL/intersections_3.h>
#include <CGAL/IO/Polyhedron_iostream.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_soup.h>
#include <CGAL/Polygon_mesh_processing/border.h>
#include <CGAL/Polygon_mesh_processing/connected_components.h>
#include <CGAL/Polygon_mesh_processing/orientation.h>
#include <CGAL/Polygon_mesh_processing/triangulate_hole.h>
#include <CGAL/Polygon_mesh_processing/point_generators_3.h>
#include <CGAL/Polygon_mesh_processing/polygon_soup_to_polygon_mesh.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_with_holes.h>
#include <CGAL/Polygon_mesh_processing/clip.h>
#include <CGAL/Polygon_mesh_processing/intersection.h>
#include <CGAL/Polygon_mesh_processing/distance.h>
#include <CGAL/Polygon_mesh_processing/bbox.h>
#include <CGAL/Polygon_mesh_processing/point_inside.h>
#include <CGAL/Polygon_mesh_processing/barycentric_coordinates_3.h>
#include <CGAL/Polygon_mesh_processing/compute_normal.h>
#include <CGAL/Surface_mesh.h>
#include <CGAL/IO/write_xyz_points.h>
#include <CGAL/Random.h>
#include <CGAL/algorithm.h>
#include <CGAL/intersections.h>
#include <CGAL/Exact_predicates_exact_constructions_kernel.h>
#include <CGAL/intersections.h>
#include <CGAL/intersections_3.h>
#include <CGAL/IO/Polyhedron_iostream.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_soup.h>
#include <CGAL/Polygon_mesh_processing/border.h>
#include <CGAL/Polygon_mesh_processing/connected_components.h>
#include <CGAL/Polygon_mesh_processing/orientation.h>
#include <CGAL/Polygon_mesh_processing/triangulate_hole.h>
#include <CGAL/Polygon_mesh_processing/point_generators_3.h>
#include <CGAL/Polygon_mesh_processing/polygon_soup_to_polygon_mesh.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_with_holes.h>
#include <CGAL/Polygon_mesh_processing/clip.h>
#include <CGAL/Polygon_mesh_processing/intersection.h>
#include <CGAL/Polygon_mesh_processing/distance.h>
#include <CGAL/Polygon_mesh_processing/bbox.h>
#include <CGAL/Polygon_mesh_processing/point_inside.h>
#include <CGAL/Polygon_mesh_processing/barycentric_coordinates_3.h>
#include <CGAL/Polygon_mesh_processing/compute_normal.h>
#include <CGAL/Surface_mesh.h>
#include <CGAL/IO/write_xyz_points.h>
#include <CGAL/Random.h>
#include <CGAL/algorithm.h>
#include <CGAL/intersections.h>
#include <CGAL/Exact_predicates_exact_constructions_kernel.h>
#include <CGAL/intersections.h>
#include <CGAL/intersections_3.h>
#include <CGAL/IO/Polyhedron_iostream.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_soup.h>
#include <CGAL/Polygon_mesh_processing/border.h>
#include <CGAL/Polygon_mesh_processing/connected_components.h>
#include <CGAL/Polygon_mesh_processing/orientation.h>
#include <CGAL/Polygon_mesh_processing/triangulate_hole.h>
#include <CGAL/Polygon_mesh_processing/point_generators_3.h>
#include <CGAL/Polygon_mesh_processing/polygon_soup_to_polygon_mesh.h>
#include <CGAL/Polygon_mesh_processing/repair_polygon_with_holes.h>
#include <CGAL/Polygon_mesh_processing/clip.h>
#include <CGAL/Polygon_mesh_processing/intersection.h>
#include <CGAL/Polygon_mesh_processing/distance.h>
#include <CGAL/Polygon_mesh_processing/bbox.h>
#include <CGAL/Polygon_mesh_processing/point_inside.h>
#include <CGAL/Polygon_mesh_processing/barycentric_coordinates_3.h>
#include <CGAL/Polygon_mesh_processing/compute_normal.h>
#include <CGAL/Surface_mesh.h>
#include <CGAL/IO/write_xyz_points.h>
#include <CGAL/Random.h>
#include <CGAL/algorithm.h>
#include <CGAL/intersections.h>
#include <CGAL/Exact_predicates_exact_constructions_kernel.h>
#include <CGAL/intersections.h>
#include <CGAL/intersections_3.h>
#include <CGAL/IO/Polyhedron_iostream.h>