globalmapper.CreateEmptyLidarQuery ================================== .. currentmodule:: globalmapper .. py:function:: CreateEmptyLidarQuery () -> GM_Error_t32, GM_LidarQueryHandle_t Creates an empty Lidar query result that you can add individual Lidar points to or add entire queries, then perform operations on, like iterating through the points, modifying the points, etc. You can use the :doc:`AddRemovePointToLidarQuery` or :doc:`AddLidarQueryToQuery` to add/remove points in the query. You must call :doc:`FreeLidarQuery` to free the memory used by the query once done with it. :returns: Error Code :rtype: GM_Error_t32 :return: Created Lidar query to be used in future calls :rtype: GM_LidarQueryHandle_t