看我是怎么学SLAM(一)——Kinect+Kobuki开发环境总和篇

xiaoxiao2021-02-28  71

本篇简介

  今天先搭建开发环境,包括ROS indigo,OpenCV,PCL,Turtlebot2,Kinect,开发RGB-D SLAM需要的我们今天都一口气装完!

安装流程

安装ROS

  首先,伙计,确保你是用的Ubuntu,如果不知道版本的话,就跟我一样吧,14.04,这个资料比较多。安装可以参考这个网站http://wiki.ros.org/indigo/Installation/Ubuntu,嫌英文麻烦就看我的   

安装源 sudo sh -c 'echo "deb http://packages.ros.org/ros/ubuntu $(lsb_release -sc) main" > /etc/apt/sources.list.d/ros-latest.list' 增加Key sudo apt-key adv --keyserver hkp://ha.pool.sks-keyservers.net:80 --recv-key 421C365BD9FF1F717815A3895523BAEEB01FA116 更新 sudo apt-get update 安装,这里推荐full安装 sudo apt-get install ros-indigo-desktop-full 解决依赖 sudo rosdep init rosdep update 环境设置 echo "source /opt/ros/indigo/setup.bash" >> ~/.bashrc source ~/.bashrc 安装rosinstall sudo apt-get install python-rosinstall

catkin方式创建ROS工作空间

创建 mkdir -p ~/catkin_ws/src cd ~/catkin_ws/ catkin_make source一下 source /devel/setup.bash 检查工作空间是否配置完成 echo $ROS_PACKAGE_PATH /home/youruser/catkin_ws/src:/opt/ros/indigo/share:/opt/ros/indigo/stacks

  这样就表明配置成功了。

测试ROS

启动终端,输入roscore,创建节点启动新终端,输入 rosrun turtlesim turtlesim_node 启动新终端,输入 rosrun turtlesim turtlesim_teleop_key

  接下来就能看到一个小海龟,并且可以用键盘控制运动啦,ROS安装到此告一段落。

安装Turtlebot

更新 sudo apt-get update 安装 sudo apt-get install ros-indigo-turtlebot ros-indigo- turtlebot-apps ros-indigo-turtlebot-interactions ros-indigo-turtlebot-simulator ros-indigo -kobuki-ftdi ros-indigo-rocon-remocon ros-indigo-rocon-qt-library ros-indigo-ar-track-alvar-msgs

  PS(如果在后面的检查中发现不对,可参考http://wiki.ros.org/turtlebot/Tutorials/indigo/Turtlebot Installation这里面的教程)

测试Turtlebot安装

新终端,输入roscore新终端,输入 roslaunch turtlebot_bringup minimal.launch 新终端,输入 roslaunch turtlebot_teleop keyboard_teleop.launch

  这样,就能通过键盘控制Kobuki运动啦!

如果Kobuki无反应,增加别名 rosrun kobuki_ftdi create_udev_rules

  这样就成功啦!

配置Kinect

安装openni和freenect驱动 sudo apt-get install ros-indigo-openni-* ros-indigo-openni2-* ros- indigo-freenect-* rospack profile 设置环境变量 echo $TURTLEBOT_3D_SENSOR

  如果正确,应该输出

#Output: kinect

  不对的话,输入

echo "export TURTLEBOT_3D_SENSOR=kinect" >> .bashrc

  重启终端,再echo 3D传感器就正确啦 !

测试Kinect

终端输入 roslaunch turtlebot_bringup minimal.launch 打开新终端,输入(本文针对Kinect v1) roslaunch openni_launch openni.launch 打开新终端,输入 rosrun image_view image_view image:=/camera/rgb/image_color

  这样,就能看到Kinect的彩色图啦,如果要看深度图,那么输入

rosrun image_view image_view image:=/camera/depth_registered/image

安装OpenCV

  因为2.x和3.x系列接口差距挺大的,我们这里用的2.x系列,那大家就用这个吧,这里给出链接,先下载源码包OpenCV这里我下的2.4.13版本的,无所谓,更新的话,可能会有小错误。

安装依赖 sudo apt-get install build-essential libgtk2.0-dev libjpeg-dev libtiff4-dev libjasper-dev libopenexr-dev cmake python-dev python-numpy python-tk libtbb-dev libeigen2-dev yasm libfaac-dev libopencore-amrnb-dev libopencore-amrwb-dev libtheora-dev libvorbis-dev libxvidcore-dev libx264-dev libqt4-dev libqt4-opengl-dev sphinx-common texlive-latex -extra libv4l-dev libdc1394-22-dev libavcodec-dev libavformat-dev libswscale-dev

  时间比较长,可以玩一会再回来瞅瞅。

将下载包解压,进入目录 mkdir build cd build cmake .. make sudo make install

  这个时间就更长了,慢慢等,玩会再来。

PCL点云库安装

sudo add-apt-repository ppa:v-launchpad-jochen-sprickerhof-de/pcl sudo apt-get update sudo apt-get install libpcl-all

  没了。

RGB-D SLAM V2安装

#Prepare Workspace source /opt/ros/indigo/setup.bash mkdir -p ~/rgbdslam_catkin_ws/src cd ~/rgbdslam_catkin_ws/src catkin_init_workspace cd ~/rgbdslam_catkin_ws/ catkin_make source devel/setup.bash #Get RGBDSLAM cd ~/rgbdslam_catkin_ws/src wget -q http://github.com/felixendres/rgbdslam_v2/archive/indigo.zip unzip -q indigo.zip cd ~/rgbdslam_catkin_ws/ #Install rosdep update rosdep install rgbdslam catkin_make

  运行 roslaunch rgbdslam openni+rgbdslam.launch,就能看到一个漂亮的界面和点云图啦。

八叉树自主探索建图

安装octomap_ros和rviz插件 sudo apt-get install ros-indigo-octomap* 源码安装:turtlebot_exploration_3d cd turtlebot_ws/src git clone https://github.com/RobustFieldAutonomyLab/turtlebot_exploration_3d.git catkin_make deb包安装 sudo apt-get update sudo apt-get install ros-indigo-turtlebot-exploration-3d 运行 roslaunch turtlebot_exploration_3d minimal_explo.launch roslaunch turtlebot_exploration_3d turtlebot_gmapping.launch rosrun turtlebot_exploration_3d turtlebot_exploration_3d RVIZ查看 roslaunch turtlebot_exploration_3d exploration_rviz.launch 安装octovis离线地图查看工具 git clone https://github.com/OctoMap/octomap cd octomap mkdir build cd build cmake .. make

  进入octomap的bin目录,执行

./octovis /home/yourname/ot文件

  至此,所有基本工具都安装配置完毕。

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