ORB-slam安装步骤 全是干货

 参考文章https://blog.csdn.net/learning_tortosie/article/details/7988116
 
1.sudo apt-get update #全更新一下
2.安git 
sudo apt-get install git 
3.安cmake 
sudo apt-get install cmake
4.安可视化工具 Pangolin  
sudo apt-get install libglew-dev libpython2.7-dev 
具体步骤看https://blog.csdn.net/gbz3300255/article/details/90481839
5.安装OpenCV 
6.安装Eigen3
sudo apt-get install libeigen3-dev
7.ORB-SLAM2
 git clone https://github.com/raulmur/ORB_SLAM2.git ORB_SLAM2
 cd ORB_SLAM2
 chmod +x build.sh
 ./build.sh
8.执行最后一步时候会报错compile error：usleep was not declared in this scope
 在所有报错的文件里加上 #include
 好了 编译成功
 
 上面有很多 如git  如opencv  如Pangolin Eigen3 安装过的就不用再安装了