/** Computes this Spatial's world bounding volume in the most efficient manner possible. */
void checkDoBoundUpdate() {
if ((refreshFlags & RF_BOUND) == 0) {
return;
}
checkDoTransformUpdate();
// Go to children recursively and update their bound
if (this instanceof Node) {
Node node = (Node) this;
int len = node.getQuantity();
for (int i = 0; i < len; i++) {
Spatial child = node.getChild(i);
child.checkDoBoundUpdate();
}
}
// All children's bounds have been updated. Update my own now.
updateWorldBound();
}
