Store selection in Status

BGL/examples/BGL_OpenMesh/CMakeLists.txt

@@ -12,6 +12,9 @@ if(OpenMesh_FOUND)
   include(UseOpenMesh)
   create_single_source_cgal_program("TriMesh.cpp")
   target_link_libraries(TriMesh PRIVATE ${OPENMESH_LIBRARIES})
+
+  create_single_source_cgal_program("PolyMesh.cpp")
+  target_link_libraries(PolyMesh PRIVATE ${OPENMESH_LIBRARIES})
 else()
   message("NOTICE: This project requires OpenMesh and will not be compiled.")
 endif()

BGL/examples/BGL_OpenMesh/PolyMesh.cpp

@@ -0,0 +1,60 @@
+#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
+
+#include <OpenMesh/Core/IO/MeshIO.hh>
+#include <OpenMesh/Core/Mesh/TriMesh_ArrayKernelT.hh>
+
+#include <CGAL/boost/graph/graph_traits_PolyMesh_ArrayKernelT.h>
+#include <CGAL/boost/graph/iterator.h>
+#include <CGAL/boost/graph/Euler_operations.h>
+#include <CGAL/IO/polygon_mesh_io.h>
+#include <CGAL/mesh_segmentation.h>
+#include <CGAL/property_map.h>
+
+#include <iostream>
+#include <fstream>
+
+typedef CGAL::Exact_predicates_inexact_constructions_kernel Kernel;
+
+typedef OpenMesh::PolyMesh_ArrayKernelT</* MyTraits*/> Mesh;
+
+typedef boost::graph_traits<Mesh>::vertex_descriptor vertex_descriptor;
+typedef boost::graph_traits<Mesh>::face_descriptor face_descriptor;
+typedef boost::graph_traits<Mesh>::halfedge_descriptor halfedge_descriptor;
+
+int main(int argc, char** argv )
+{
+  Mesh mesh;
+
+  std::vector<vertex_descriptor> V;
+  const std::string filename = (argc>1)?argv[1]:CGAL::data_file_path("meshes/in.off");
+  const char* outname= (argc>2)?argv[2]:"out.om";
+  CGAL::IO::read_polygon_mesh(filename, mesh);
+
+  mesh.request_vertex_status();
+  // typedef boost::property_map<Mesh, CGAL::dynamic_edge_property_t<int> >::type EdgeLabelMap;
+  // EdgeLabelMap elm  = get(CGAL::dynamic_edge_property_t<int>(), mesh);
+
+  int i = 0;
+  for(auto v : vertices(mesh)){
+        mesh.status(v).set_selected((i%2) == 0);
+        ++i;
+    }
+
+
+  OpenMesh::IO::write_mesh(mesh, outname, OpenMesh::IO::Options::Status);
+
+  Mesh mesh2;
+  OpenMesh::IO::Options options;
+  bool read = OpenMesh::IO::read_mesh(mesh2, outname, options);
+  std::cout << num_vertices(mesh2) << std::endl;
+  assert(read);
+  if(options.vertex_has_status()){
+    for(auto v : vertices(mesh2)){
+        std::cout << std::boolalpha <<  mesh2.status(v).selected() << std::endl;
+    }
+  }else{
+    std::cout << "no status" << std::endl;
+  }
+
+  return 0;
+}