AnnotationMap getMetaInfos(const core::NodePtr& npr) {
AnnotationMap ann = npr->getAnnotations();
AnnotationMap ret;
for(const auto& elem : ann) {
if(isMetaInfo(elem.second)) { ret.insert(elem); }
}
return ret;
}
void migrateMetaInfos(const core::NodePtr& src, const core::NodePtr& dest) {
// skip operation if there is nothing to do
if(!src || !dest || src == dest) { return; }
// just iterate through all annotations and move meta information
for(const auto& cur : src->getAnnotations()) {
// skip non-meta info annotations
if(!isMetaInfo(cur.second)) { continue; }
// move annotation (using the clone operation)
cur.second->clone(cur.second, dest);
}
}