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cgal kernel: Move orientation logic #5987

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This commit is contained in:
Thomas Krijnen
2025-01-23 16:35:51 +01:00
parent 638b2c59ea
commit fa191e44f2
1 changed files with 21 additions and 9 deletions
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src/ifcgeom/kernels/cgal/CgalKernel.cpp
+21 -9
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@@ -88,16 +88,8 @@ CGAL::Polyhedron_3<Kernel_> ifcopenshell::geometry::utils::create_polyhedron(std
// fresult << polyhedron << std::endl;
// fresult.close();
return CGAL::Polyhedron_3<Kernel_>();
} if (polyhedron.is_closed()) {
try {
if (!CGAL::Polygon_mesh_processing::is_outward_oriented(polyhedron)) {
CGAL::Polygon_mesh_processing::reverse_face_orientations(polyhedron);
}
} catch (CGAL::Failure_exception& e) {
Logger::Message(Logger::LOG_ERROR, e);
}
}
// std::cout << "After: " << polyhedron.size_of_vertices() << " vertices and " << polyhedron.size_of_facets() << " facets" << std::endl;
return polyhedron;
@@ -122,6 +114,15 @@ CGAL::Polyhedron_3<Kernel_> ifcopenshell::geometry::utils::create_polyhedron(con
CGAL::Nef_polyhedron_3<Kernel_> ifcopenshell::geometry::utils::create_nef_polyhedron(std::list<cgal_face_t> &face_list) {
CGAL::Polyhedron_3<Kernel_> polyhedron = create_polyhedron(face_list);
if (polyhedron.is_closed()) {
try {
if (!CGAL::Polygon_mesh_processing::is_outward_oriented(polyhedron)) {
CGAL::Polygon_mesh_processing::reverse_face_orientations(polyhedron);
}
} catch (CGAL::Failure_exception& e) {
Logger::Message(Logger::LOG_ERROR, e);
}
}
CGAL::Polygon_mesh_processing::triangulate_faces(polyhedron);
CGAL::Nef_polyhedron_3<Kernel_> nef_polyhedron;
try {
@@ -135,6 +136,17 @@ CGAL::Nef_polyhedron_3<Kernel_> ifcopenshell::geometry::utils::create_nef_polyhe
CGAL::Nef_polyhedron_3<Kernel_> ifcopenshell::geometry::utils::create_nef_polyhedron(CGAL::Polyhedron_3<Kernel_> &polyhedron) {
// @todo needed?
polyhedron.normalize_border();
if (polyhedron.is_closed()) {
try {
if (!CGAL::Polygon_mesh_processing::is_outward_oriented(polyhedron)) {
CGAL::Polygon_mesh_processing::reverse_face_orientations(polyhedron);
}
} catch (CGAL::Failure_exception& e) {
Logger::Message(Logger::LOG_ERROR, e);
}
}
if (polyhedron.is_valid(false, 3) && polyhedron.is_closed()) {
// @todo is it necessary to triangulat?
CGAL::Polygon_mesh_processing::triangulate_faces(polyhedron);