void handle_IndexedFaceSet(XmlElement& elem)
{
cout << "Found IndexedFaceSet" << endl;
vector<int> coord_index;
parse(elem.atts["coordIndex"].c_str(), coord_index);
coord_index_to_face_vec(coord_index, faces, indices);
elem.process_elements();
cout << "IndexedFaceSet ends" << endl;
}
void handle_Shape(XmlElement& elem)
{
cout << "Found Shape" << endl;
elem.process_elements();
cout << "Shape ends" << endl;
}
