FGFS-4.1/OpenSceneGraph
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Added lazy setting of the UserDataContainer to avoid unncessarily create a UserDataContain when an empty description list is passed to Node::setDescriptions(..)

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Robert Osfield 2013-07-23 10:24:28 +00:00
parent 51075421d3
commit c21b60b038
1 changed files with 5 additions and 1 deletions
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src/osg/Node.cpp
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@ -474,9 +474,13 @@ bool Node::containsOccluderNodes() const
}
void Node::setDescriptions(const DescriptionList& descriptions)
{
// only assign a description list (and associated UseDataContainer) if we need to.
if (!descriptions.empty() || getUserDataContainer())
{
getOrCreateUserDataContainer()->setDescriptions(descriptions);
}
}
Node::DescriptionList& Node::getDescriptions()
{