\( \newcommand{\E}{\mathrm{E}} \) \( \newcommand{\A}{\mathrm{A}} \) \( \newcommand{\R}{\mathrm{R}} \) \( \newcommand{\N}{\mathrm{N}} \) \( \newcommand{\Q}{\mathrm{Q}} \) \( \newcommand{\Z}{\mathrm{Z}} \) \( \def\ccSum #1#2#3{ \sum_{#1}^{#2}{#3} } \def\ccProd #1#2#3{ \sum_{#1}^{#2}{#3} }\)
CGAL 4.10.2 - Polygon Mesh Processing
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Polygon_mesh_processing/corefinement_mesh_union.cpp
#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
#include <CGAL/Surface_mesh.h>
#include <CGAL/boost/graph/graph_traits_Surface_mesh.h>
#include <CGAL/Polygon_mesh_processing/corefinement.h>
#include <fstream>
namespace PMP = CGAL::Polygon_mesh_processing;
int main(int argc, char* argv[])
{
const char* filename1 = (argc > 1) ? argv[1] : "data/blobby.off";
const char* filename2 = (argc > 2) ? argv[2] : "data/eight.off";
std::ifstream input(filename1);
Mesh mesh1, mesh2;
if (!input || !(input >> mesh1))
{
std::cerr << "First mesh is not a valid off file." << std::endl;
return 1;
}
input.close();
input.open(filename2);
if (!input || !(input >> mesh2))
{
std::cerr << "Second mesh is not a valid off file." << std::endl;
return 1;
}
Mesh out;
bool valid_union = PMP::corefine_and_compute_union(mesh1,mesh2, out);
if (valid_union)
{
std::cout << "Union was successfully computed\n";
std::ofstream output("union.off");
output << out;
return 0;
}
std::cout << "Union could not be computed\n";
return 1;
}