3D map tilted , how to fix it ? about hdl_localization HOT 1 OPEN

<arg name="enable_floor_detection" default="false" /> -> change "true"

<node pkg="nodelet" type="nodelet" name="floor_detection_nodelet" args="load hdl_graph_slam/FloorDetectionNodelet $(arg nodelet_manager)" if="$(arg enable_floor_detection)">
    <param name="points_topic" value="$(arg points_topic)" />
    <param name="tilt_deg" value="0.0" />
    <param name="sensor_height" value="2.0" />      -> Change to fit your sensor height
    <param name="height_clip_range" value="1.0" />
    <param name="floor_pts_thresh" value="512" />   -> Change to fit your environment (i set 50)
    <param name="use_normal_filtering" value="true" />
    <param name="normal_filter_thresh" value="20.0" />
  </node>