LidarExtractFeatures
====================

.. currentmodule:: globalmapper
.. py:function:: LidarExtractFeatures ([GM_LayerHandle_t32] aLayerList, GM_LidarExtractSetup_t aExtractOpts, uint32 aReserved=0) -> GM_Error_t32, GM_LidarExtractOutput_t

    Extracts vector features from the Lidar data in one or more Lidar point cloud layers.

    :param [GM_LayerHandle_t32] aLayerList: List of layers to extract from or None for all Lidar layers.
    :param GM_LidarExtractSetup_t aExtractOpts: Extraction options. You must provide settings with a non-zero value for mTypes.
    :param uint32 aReserved: Reserved for future use; defaults to 0
    :returns: Error Code
    :rtype: GM_Error_t32
    :returns: Generated layers with extracted features. Be sure to use :doc:`CloseLayer<../load/globalmapper.CloseLayer>` on them when finished with them.
    :rtype: GM_LidarExtractOutput_t
		
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.. list-table::
    :width: 100%
    :class: borderless
    :header-rows: 1

    * - BEFORE
      - AFTER

    * - .. image:: ../images/BeforeAfter_Images/AugustaClassifiedLidar.png
            :width: 400px
            :height: 400px
            :align: center

      - .. image:: ../images/BeforeAfter_Images/ExtractedLidar.jpg
            :width: 400px
            :height: 400px
            :align: center

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For more context refer to :doc:`the lidar sample scripts<../sampleCode/DemoLidar>`.