_colladaMaterialUtils.unbindMaterials(instance_geometry.getChild("bind_material"));
}
// process any instance controllers
for (final Element instanceController : dNode.getChildren("instance_controller")) {
_dataCache.getControllers().add(new ControllerStore(node, instanceController));
}
// process any instance nodes
for (final Element in : dNode.getChildren("instance_node")) {
final Node subNode = getNode(in, jointNode);