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handle empty meshes

This commit is contained in:
Sébastien Loriot 2018-12-19 16:05:08 +01:00
parent 7c99d5bc80
commit 0f0f03e08b
1 changed files with 4 additions and 5 deletions
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9
Polygon_mesh_processing/include/CGAL/Polygon_mesh_processing/bbox.h
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@ -76,13 +76,12 @@ namespace CGAL {
GT gt = choose_param(get_param(np, internal_np::geom_traits), GT());
typename GT::Construct_bbox_3 get_bbox = gt.construct_bbox_3_object();
typedef typename boost::graph_traits<PolygonMesh>::halfedge_descriptor halfedge_descriptor;
typedef typename boost::graph_traits<PolygonMesh>::vertex_descriptor vertex_descriptor;
halfedge_descriptor h0 = *(halfedges(pmesh).first);
CGAL::Bbox_3 bb = get(vpm, target(h0, pmesh)).bbox();
BOOST_FOREACH(halfedge_descriptor h, halfedges(pmesh))
CGAL::Bbox_3 bb;
BOOST_FOREACH(vertex_descriptor v, vertices(pmesh))
{
bb += get_bbox( get(vpm, target(h, pmesh)) );
bb += get_bbox( get(vpm, v) );
}
return bb;
}