Bbox bbox() const {
if(isEmpty())
return Bbox();
else {
CGAL::Bbox_3 result = c3t3().triangulation().finite_vertices_begin()->point().bbox();
for(Tr::Finite_vertices_iterator
vit = ++c3t3().triangulation().finite_vertices_begin(),
end = c3t3().triangulation().finite_vertices_end();
vit != end; ++vit)
{
result = result + vit->point().bbox();
}
return Bbox(result.xmin(), result.ymin(), result.zmin(),
result.xmax(), result.ymax(), result.zmax());
}
}
void Scene_c3t3_item::compute_bbox() const {
if (isEmpty())
_bbox = Bbox();
else {
CGAL::Bbox_3 result;
for (Tr::Finite_vertices_iterator
vit = ++c3t3().triangulation().finite_vertices_begin(),
end = c3t3().triangulation().finite_vertices_end();
vit != end; ++vit)
{
if(vit->in_dimension() == -1) continue;
result = result + vit->point().bbox();
}
_bbox = Bbox(result.xmin(), result.ymin(), result.zmin(),
result.xmax(), result.ymax(), result.zmax());
}
}