Octree/Octree_build_from_Point_vector.cpp

#include <fstream>
#include <iostream>
 
#include <CGAL/Simple_cartesian.h>
#include <CGAL/Octree.h>
#include <CGAL/Octree/IO.h>
 
// Type Declarations
typedef CGAL::Simple_cartesian<double> Kernel;
typedef Kernel::Point_3 Point;
typedef std::vector<Point> Point_vector;
typedef CGAL::Octree::Octree<Point_vector> Octree;
 
int main(int argc, char **argv) {
 
  // Here, our point set is a vector
  Point_vector points;
 
  // Add a few points to the vector
  points.emplace_back(1, 1, 1);
  points.emplace_back(2, 1, -11);
  points.emplace_back(2, 1, 1);
  points.emplace_back(1, -2, 1);
  points.emplace_back(1, 1, 1);
  points.emplace_back(-1, 1, 1);
 
  // Create an octree from the points
  Octree octree(points);
 
  // Build the octree
  octree.refine(10, 20);
 
  // Print out the tree
  std::cout << octree;
 
  return EXIT_SUCCESS;
}