diff --git a/Polygon_mesh_processing/examples/Polygon_mesh_processing/CMakeLists.txt b/Polygon_mesh_processing/examples/Polygon_mesh_processing/CMakeLists.txt index 9d70695db33..39c1bde74dd 100644 --- a/Polygon_mesh_processing/examples/Polygon_mesh_processing/CMakeLists.txt +++ b/Polygon_mesh_processing/examples/Polygon_mesh_processing/CMakeLists.txt @@ -74,6 +74,7 @@ include( CGAL_CreateSingleSourceCGALProgram ) create_single_source_cgal_program( "self_intersections_example.cpp" ) create_single_source_cgal_program( "hole_filling_example.cpp" ) +create_single_source_cgal_program( "hole_filling_example_SM.cpp" ) create_single_source_cgal_program( "stitch_borders_example.cpp" ) create_single_source_cgal_program( "compute_normals_example.cpp" ) create_single_source_cgal_program( "point_inside_example.cpp") diff --git a/Polygon_mesh_processing/examples/Polygon_mesh_processing/hole_filling_example_SM.cpp b/Polygon_mesh_processing/examples/Polygon_mesh_processing/hole_filling_example_SM.cpp new file mode 100644 index 00000000000..818942d9d9f --- /dev/null +++ b/Polygon_mesh_processing/examples/Polygon_mesh_processing/hole_filling_example_SM.cpp @@ -0,0 +1,62 @@ +#include +#include +#include + +#include + +#include +#include +#include +#include + +typedef CGAL::Exact_predicates_inexact_constructions_kernel Kernel; +typedef Kernel::Point_3 Point; +typedef CGAL::Surface_mesh Mesh; + +typedef boost::graph_traits::halfedge_descriptor halfedge_descriptor; +typedef boost::graph_traits::face_descriptor face_descriptor; +typedef boost::graph_traits::vertex_descriptor vertex_descriptor; + +int main(int argc, char* argv[]) +{ + const char* filename = (argc > 1) ? argv[1] : "data/mech-holes-shark.off"; + std::ifstream input(filename); + + Mesh mesh; + if ( !input || !(input >> mesh) ) { + std::cerr << "Not a valid off file." << std::endl; + return 1; + } + + // Incrementally fill the holes + unsigned int nb_holes = 0; + BOOST_FOREACH(halfedge_descriptor h, halfedges(mesh)) + { + if(is_border(h,mesh)) + { + std::vector patch_facets; + std::vector patch_vertices; + bool success = CGAL::cpp11::get<0>( + CGAL::Polygon_mesh_processing::triangulate_refine_and_fair_hole( + mesh, + h, + std::back_inserter(patch_facets), + std::back_inserter(patch_vertices), + CGAL::Polygon_mesh_processing::parameters::vertex_point_map(get(CGAL::vertex_point, mesh)). + geom_traits(Kernel())) ); + + std::cout << "* Number of facets in constructed patch: " << patch_facets.size() << std::endl; + std::cout << " Number of vertices in constructed patch: " << patch_vertices.size() << std::endl; + std::cout << " Is fairing successful: " << success << std::endl; + nb_holes++; + } + } + + std::cout << std::endl; + std::cout << nb_holes << " holes have been filled" << std::endl; + + std::ofstream out("filled_SM.off"); + out.precision(17); + out << mesh << std::endl; + return 0; +}