rui's profile - activity

Control loop missed its desired rate of 20.0000Hz... the loop actually took 0.1006 seconds I am using Raspbeery Pi3B+ wi

Control loop missed its desired rate of 20.0000Hz... the loop actually took 0.1006 seconds I am using Raspbeery Pi3B+ wi

I have reduced the controller_frequency to 10Hz or 5Hz or 3Hz its still not working. The robot will just spin on the spo

I have reduced the controller_frequency to 10Hz or 5Hz its still not working. The robot will just spin on the spot with

I have reduced the controller_frequency to 10hz its still not working. The robot will just spin on the spot with the con

I have reduced the controller_frequency to 10hz its still not working. The robot will just spin on the spot with the con

Control loop missed its desired rate of 20.0000Hz... the loop actually took 0.1006 seconds I am using Raspbeery Pi3B+ wi

MessageFilter [target=map LaserScan ]: Dropped 100.00% of messages so far I am using Raspbeery Pi3B+ with ubuntu os to r

MessageFilter [target=map LaserScan ]: Dropped 100.00% of messages so far I am using Raspbeery Pi3B+ with ubuntu os to r

MessageFilter [target=map LaserScan ]: Dropped 100.00% of messages so far I am using Raspbeery Pi3B+ with ubuntu os to r

MessageFilter [target=map LaserScan ]: Dropped 100.00% of messages so far I am using Raspbeery Pi3B+ with ubuntu os to r

MessageFilter [target=map LaserScan ]: Dropped 100.00% of messages so far I am using Raspbeery Pi3B+ with ubuntu os to r

MessageFilter [target=map LaserScan ]: Dropped 100.00% of messages so far I am using Raspbeery Pi3B+ with ubuntu os to r

MessageFilter [target=map LaserScan ]: Dropped 100.00% of messages so far I am using Raspbeery Pi3B+ with ubuntu os to r

MessageFilter [target=map LaserScan ]: Dropped 100.00% of messages so far I am using Raspbeery Pi3B+ with ubuntu os to r

MessageFilter [target=map LaserScan ]: Dropped 100.00% of messages so far The problem is when i first run the launch fil

I do not have any errors. I am able to see the laserscan and it is able to detect and show the movement of the sensor. However, I am unable to see the map. I have put in the respective topics and fixed frames as many tutorials have mentioned. Can anyone help me check if anything is wrong? Thank you.

view_sick.launch file:

<launch>
<include file="$(find sick_tim)/launch/sick_tim551_2050001.launch" />

<node name="rviz" pkg="rviz" type="rviz" args="-d $(find sick_tim)/ rviz/sick.rviz"/>
</launch>

hector_mapping_demo.launch file:

        <launch>
    <node pkg="hector

_mapping" type="hector_mapping" name="hector_mapping" output="screen">
    <!-- Frame names -->
    <param name="pub_map_odom_transform" value="true"/>
    <param name="map_frame" value="map" />
    <param name="base_frame" value="base_link" />
    <param name="odom_frame" value="base_link" />

    <!-- Tf use -->
    <param name="use_tf_scan_transformation" value="true"/>



      <param name="use_tf_pose_start_estimate" value="false"/>

    <!-- Map size / start point -->
    <param name="map_resolution" value="0.05"/>
    <param name="map_size" value="2048"/>
<param name="map_start_x" value="0.5"/>
<param name="map_start_y" value="0.5" />
<param name="laser_z_min_value" value = "-1.0" />
<param name="laser_z_max_value" value = "1.0" />



     <param name="map_multi_res_levels" value="2" />

    <param name="map_pub_period" value="2" />
    <param name="laser_min_dist" value="0.4" />
<param name="laser_max_dist" value="5.5" />
<param name="output_timing" value="false" />
<param name="pub_map_scanmatch_transform" value="true" />
<!--<param name="tf_map_scanmatch_transform_frame_name" value="scanmatcher_frame" />-->


    <!-- Map update parameters -->
<param name="update_factor_free" value="0.4"/>
<param name="update_factor_occupied" value="0.7" />    
<param name="map_update_distance_thresh" value="0.2"/>
<param name="map_update_angle_thresh" value="0.06" />

<!-- Advertising config --> 
    <param name="advertise_map_service" value="true"/>
    <param name**="scan_subscriber_queue_size" value="5"/>
<param name="scan_topic" value="scan"/>
</node>

<node pkg="tf" type="static_transform_publisher" name="base_to_laser_broadcaster" args="0 0 0 0 0 0 /base_link /laser 100"/>
  <node pkg="rviz" type="rviz" name="rviz" args="-d $(find hector_slam_launch)/rviz_cfg/mapping_demo.rviz"/>
</launch>

Command:

cd ~/catkin_make
catkin_make
roslaunch sick_tim view_sick.launch
roslaunch sick_tim hector_mapping_demo.launch

bag info:
path:        2018-10-18-11-51-00.bag
version:     2.0
duration:    31.8s
start:       Oct 18 2018 11:51:01.40 (1539834661.40)
end:         Oct 18 2018 11:51:33.15 (1539834693.15)
size:        79.0 MB
messages:    3253
compression: none [18/18 chunks]
types:       diagnostic_msgs/DiagnosticArray         [60810da900de1dd6ddd437c3503511da]
             dynamic_reconfigure/Config              [958f16a05573709014982821e6822580]
             dynamic_reconfigure/ConfigDescription   [757ce9d44ba8ddd801bb30bc456f946f]
             geometry_msgs/PoseStamped               [d3812c3cbc69362b77dc0b19b345f8f5]
             geometry_msgs/PoseWithCovarianceStamped [953b798c0f514ff060a53a3498ce6246]
             nav_msgs/MapMetaData                    [10cfc8a2818024d3248802c00c95f11b]
             nav_msgs/OccupancyGrid                  [3381f2d731d4076ec5c71b0759edbe4e]
             rosgraph_msgs/Log                       [acffd30cd6b6de30f120938c17c593fb]
             sensor_msgs/LaserScan                   [90c7ef2dc6895d81024acba2ac42f369]
             sensor_msgs/PointCloud                  [d8e9c3f5afbdd8a130fd1d2763945fca]
             tf2_msgs/TFMessage                      [94810edda583a504dfda3829e70d7eec]
topics:      /diagnostics                                    31 msgs    : diagnostic_msgs/DiagnosticArray        
             /map                                            17 msgs    : nav_msgs/OccupancyGrid                 
             /map_metadata                                    1 msg     : nav_msgs/MapMetaData                   
             /poseupdate                                    479 msgs    : geometry_msgs/PoseWithCovarianceStamped
             /rosout                                         17 msgs    : rosgraph_msgs/Log                       (5 connections)
             /rosout_agg                                      6 msgs    : rosgraph_msgs/Log                      
             /scan                                          474 msgs    : sensor_msgs/LaserScan                  
             /sick_tim571_2050101/parameter_descriptions      1 msg     : dynamic_reconfigure/ConfigDescription  
             /sick_tim571_2050101/parameter_updates           1 msg     : dynamic_reconfigure/Config             
             /slam_cloud                                    482 msgs    : sensor_msgs/PointCloud                 
             /slam_out_pose                                 474 msgs    : geometry_msgs/PoseStamped              
             /tf                                           1269 msgs    : tf2_msgs/TFMessage                      (2 connections)
             /tf_static

                                   1 msg     : tf2_msgs/TFMessage!

image description

WAIT WAT? sry i m new to ros i have the same issue but i dun understand the solution...pls give hlp mi more...

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RVIZ is unable to show the map from hector_slam I do not have any errors. I am able to see the laserscan and it is able

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the bottom one

typo typo sry

RVIZ is unable to show the map from hector_slam I do not have any errors. I am able to see the laserscan and it is able