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重新优化后的内容如下:
最近接了一个项目,构建ROS系统并完成检测功能。在此记录一下项目的部署过程。
一、更新Ubuntu源
在开始之前,先确保系统源库更新为最新版本。sudo apt-get update
然后添加阿里云源:
sudo gedit /etc/apt/sources.list
添加以下内容:
deb http://mirrors.aliyun.com/ubuntu/ trusty main restricted universe multiversedeb http://mirrors.aliyun.com/ubuntu/ trusty-security main restricted universe multiversedeb http://mirrors.aliyun.com/ubuntu/ trusty-updates main restricted universe multiversedeb http://mirrors.aliyun.com/ubuntu/ trusty-proposed main restricted universe multiversedeb http://mirrors.aliyun.com/ubuntu/ trusty-backports main restricted universe multiverse
然后执行:
sudo apt-get update
二、下载源码
使用GitHub 克隆ROS配件:git clone https://github.com/ros/rosdistro.git
三、添加许可证
首先添加ROS存储库:sudo sh -c 'echo "deb http://packages.ros.org/ros/ubuntu $(lsb_release -sc) main" > /etc/apt/sources.list.d/ros-latest.list'
接着添加清华大学镜像源:
sudo sh -c '. /etc/lsb-release && echo "deb http://mirrors.tuna.tsinghua.edu.cn/ros/ubuntu/ $DISTRIB_CODENAME main" > /etc/apt/sources.list.d/ros-latest.list'
最后添加ROS包的GPG密钥:
sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys F42ED6FBAB17C654
四、安装桌面环境
安装ROS Melodic桌面环境:sudo apt-get install ros-melodic-desktop-full
安装相关工具:
sudo apt-get install ros-melodic-rqt::sudo apt install rospack-tool::sudo apt-get install python-rosinstall
五、初始化ROS工具
为了确保所有依赖项正确,需要进行以下操作:1.备份当前文件:sudo cp /usr/lib/python2.7/dist-packages/rosdep2/main.py /usr/lib/python2.7/dist-packages/rosdep2/main.py.bksudo cp /usr/lib/python2.7/dist-packages/rosdep2/rep3.py /usr/lib/python2.7/dist-packages/rosdep2/rep3.py.bksudo cp /usr/lib/python2.7/dist-packages/rosdistro/__init__.py /usr/lib/python2.7/dist-packages/rosdistro/__init__.py.bksudo cp /usr/lib/python2.7/dist-packages/rosdep2/sources_list.py /usr/lib/python2.7/dist-packages/rosdep2/sources_list.py.bk
2.修改文件内容:
打开并修改以下文件:sudo gedit /usr/lib/python2.7/dist-packages/rosdep2/main.pysudo gedit /usr/lib/python2.7/dist-packages/rosdep2/rep3.pysudo gedit /usr/lib/python2.7/dist-packages/rosdistro/__init__.pysudo gedit /usr/lib/python2.7/dist-packages/rosdep2/sources_list.py
将所有URL替换为本地路径:
file:///home/ubuntu/rosdistro
3.初始化:
sudo rosdep init
六、进行环境变量配置
将ROS环境配置添加到.bashrc:echo "source /opt/ros/melodic/setup.bash" >> ~/.bashrc
然后激活环境:
source ~/.bashrc
安装必要的开发工具:
sudo apt install python-rosinstall python-rosinstall-generator python-wstool build-essential
七、验证运行环境
打开三个终端窗口:1.启动ROS核心:roscore
2.运行TurtleSim:
rosrun turtlesim turtlesim_node
3.运行键盘控制模块:
rosrun turtlesim turtle_teleop_key
请注意:以上内容仅为项目前期部署过程记录,具体功能实现和后续开发将在后续文章中详细说明。
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