LidarCompareQuery
=================

.. currentmodule:: globalmapper
.. py:function:: LidarCompareQuery (GM_LidarQueryHandle_t aQueryCompareTo, GM_LidarQueryHandle_t aQueryCompare, GM_LidarCompareSetup_t aSetup, uint32 aReserved=0) -> GM_Error_t32

    Compare two sets of points to find differences. The differences will be saved as a new point layer.

    :param GM_LidarQueryHandle_t aQueryCompareTo: Lidar query with points to compare against.
    :param GM_LidarQueryHandle_t aQueryCompare: Lidar points with points to compare the queries in *aQueryCompareTo*.
    :param GM_LidarCompareSetup_t aSetup: Lidar comparison settings. If None is provided, default settings will be used.
    :param uint32 aReserved: Reserved for future use; defaults to 0
    :returns: Error Code
    :rtype: GM_Error_t32