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Hector_mapping not generate the map

asked 2018-08-27 05:40:54 -0500

frasar gravatar image

Hello guys, I'm novice in ROS. I'm trying a new laser scanner for generating a map, I receive the points of the laser scanner but hector_mapping not generate the map, I don't know why... P.S. I'm running Ubuntu 17.10 on Virtualbox, ROS melodic.

Unfortunately I can't post a screenshot.

my code on shell:

roslaunch xxxxxxxx_lidar ls.launch scan_mode:=104

file ls.launch

<?xml version="1.0"?>

<launch>
  <!-- .launch XML config files for xxxxxxxx_lidar -->

  <param name="pub_map_odom_transform" value="true"/> 
  <param name="map_frame" value="map"/> 
  <param name="base_frame" value="base_frame"/> 
  <param name="odom_frame" value="base_frame"/>

  <arg name="ip" default="192.168.0.200" />
  <arg name="port" default="10940" />
  <arg name="frame_id" default="lidar" />
  <arg name="point_unit" default="frame" />      <!-- frame/line -->
  <arg name="scan_mode" default="999" />         <!-- 0/1/2/3/4 -->
  <arg name="line_start" default="999" />        <!-- 0~50 -->
  <arg name="line_end" default="999" />          <!-- 0~50 -->
  <arg name="intensity" default="true" />        <!-- true/false -->
  <arg name="multi_echo" default="true" />       <!-- true/false -->
  <arg name="multi_line" default="2" />          <!-- 0/1/2 -->
  <arg name="multi_frame" default="false" />     <!-- true/false -->
  <arg name="up_side" default="true" />          <!-- true/false -->
  <arg name="distance_min" default="0.01" />     <!-- 0.01/0.0~50.0 -->
  <arg name="distance_max" default="50.0" />     <!-- 50.0/0.0~50.0 -->
  <arg name="height_min" default="-50.0" />      <!-- -50.0~-50.0 -->
  <arg name="height_max" default="50.0" />       <!-- 50.0~-50.0 -->
  <arg name="width_min" default="-50.0" />       <!-- -50.0~-50.0 -->
  <arg name="width_max" default="50.0" />        <!-- 50.0~-50.0 -->
  <arg name="pan_min" default="-180" />          <!-- -180~0 -->
  <arg name="pan_max" default="180" />           <!-- 180~0 -->
  <arg name="tilt_min" default="-90" />          <!-- -90~0 -->
  <arg name="tilt_max" default="90" />           <!-- 90~0 -->

  <node pkg="xxxxxxxx_lidar" name="xxxxxxxx_lidar" type="xxxxxxxx_lidar">
    <!-- Attributes: name="namespace/name" value="value" type="str|int|bool" -->
    <param name="ip" value="$(arg ip)" type="str"/>
    <param name="port" value="$(arg port)" type="int"/>
    <param name="frame_id" value="$(arg frame_id)" type="str"/>
    <param name="point_unit" value="$(arg point_unit)" type="str"/>
    <param name="scan_mode" value="$(arg scan_mode)" type="int"/>
    <param name="line_start" value="$(arg line_start)" type="int"/>
    <param name="line_end" value="$(arg line_end)" type="int"/>
    <param name="intensity" value="$(arg intensity)" type="bool"/>
    <param name="multi_echo" value="$(arg multi_echo)" type="bool"/>
    <param name="multi_line" value="$(arg multi_line)" type="int"/>
    <param name="multi_frame" value="$(arg multi_frame)" type="bool"/>
    <param name="up_side" value="$(arg up_side)" type="bool"/>
    <param name="distance_min" value="$(arg distance_min)" type="str"/>
    <param name="distance_max" value="$(arg distance_max)" type="str"/>
    <param name="height_min" value="$(arg height_min)" type="str"/>
    <param name="height_max" value="$(arg height_max)" type="str"/>
    <param name="width_min" value="$(arg width_min)" type="str"/>
    <param name="width_max" value="$(arg width_max)" type="str"/>
    <param name="pan_min" value="$(arg pan_min)" type="str"/>
    <param name="pan_max" value="$(arg pan_max)" type="str"/>
    <param name="tilt_min" value="$(arg tilt_min)" type="str"/>
    <param name="tilt_max" value="$(arg tilt_max)" type="str"/>
  </node>

  <node name="rviz" pkg="rviz" type="rviz" args="-d $(find xxxxxxxx_lidar)/tool/ls.rviz" />

  <include file="$(find hector_mapping)/launch/mapping_xxxxxxxx.launch"/> 

</launch>

file mapping_xxxxxxxx.launch:

    <?xml version="1.0 ...
(more)
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answered 2018-08-27 12:20:10 -0500

First off, it makes this alot more challenging for volunteers to try to help you if your obscure your setup with xxxxxxx as the unit name.

Secondly, I'd ensure you have things coming through the topic SLAM expects the scan through and there is a TF tree. Any errors from Hector?

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Asked: 2018-08-27 05:40:54 -0500

Seen: 236 times

Last updated: Aug 27 '18