References octomap::AbstractOcTree::getTreeType(), OCTOMAP_ERROR_STR, OCTOMAP_WARNING_STR, printUsage(), octomap::OcTreeBaseImpl< NODE, INTERFACE >::readData(), octomap::OcTreeBaseImpl< NODE, INTERFACE >::size(), octomap::AbstractOcTree::write(), and octomap::AbstractOccupancyOcTree::writeBinary().