• 实操 | Implementing "slam_karto" package in Stage simulation


    slam_karto

    ROS Wiki: http://wiki.ros.org/slam_karto

    Source: https://github.com/ros-perception/slam_karto

    Reliance: open_karto - https://github.com/ros-perception/open_karto

     fetch_gazebo - https://github.com/fetchrobotics/fetch_gazebo

     pr2_navigation - https://github.com/pr2/pr2_navigation

    Implementing karto_stage.launch:

    1. Error: ResourceNotFound: karto

    Use crtl+shift+F to find all "karto" packages, and replace it as slam_karto.

    Eg:

    For all $(find karto), we should modify them to $(find slam_karto).

    2. ERROR: cannot launch node of type [stage/stageros]: can't locate node [stageros] in package [stage]

    Use crtl+shift+F to find all "stage" packages, and replace it as stage_ros which is pre-installed in ROS.

    3. CMake Warning at /opt/ros/indigo/share/catkin/cmake/catkinConfig.cmake:76 (find_package):
      Could not find a package configuration file provided by "move_base" with
      any of the following names:

        move_baseConfig.cmake
        move_base-config.cmake

    the required ROS Navigation packages:

    sudo apt-get install ros-indigo-move-base ros-indigo-map-server 
    ros-indigo-amcl ros-indigo-gmapping
    ros-indigo-openni2-launch ros-indigo-openni2-camera 
    ros-indigo-dwa-local-planner 

    4. err: Model type laser not found in model typetable (/tmp/binarydeb/ros-indigo-stage-4.1.1/libstage/world.cc CreateModel)

        err: Unknown model type laser in world file. (/tmp/binarydeb/ros-indigo-stage-4.1.1/libstage/world.cc CreateModel)

    ANSWER: http://answers.ros.org/question/33973/stage-error-in-fuerte/

    An easy solution: $ perl -p -i -e 's/laser/ranger/g' $(find . -name *.world) $(find . -name *.inc)

    Tip:

    Use comment <!-- & --> to disable some lines to position the error source.

    in willow-pr2-5cm.world

    looks like you also have to wrap your laser in a "sensor" block...

    define topurg ranger
    (
      range_max 30.0
      fov 270.25
      samples 1081
      # generic model properties
      color "black"
      size [ 0.05 0.05 0.1 ]
    )
    

    Has now become:

    define topurg ranger
    (
      sensor(
        range_max 30.0
        fov 270.25
        samples 1081
      )
      # generic model properties
      color "black"
      size [ 0.05 0.05 0.1 ]
    )
    

    5. rviz Robot Model Status Error ---- no robot model imported

    Because there is no robot model imported. For now, just ignore it.

    6. run slam in stage and rviz

    $ roslaunch slam_karto karto_stage.launch

    use Nav_goal in rviz to navigate the robot

    NOTE: This post is outdated since the maintainer has merged what I have modified below. Simply sync the latest version of the package and everything would be OK. 

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  • 原文地址:https://www.cnblogs.com/casperwin/p/6064205.html
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