This project shows creating dense map based on monocular images.
http://eigen.tuxfamily.org/index.php?title=Main_Page
cd [path-to-Eigen]
mkdir build
cd build
cmake ..
make
sudo make install
sudo updatedb
locate eigen3
default location "/usr/include/eigen3"
OpenCV
OpenCV Contrib
gcc version: gcc (Ubuntu 5.4.0-6ubuntu1/~16.04.12) 5.4.0 20160609
g++ version: g++ (Ubuntu 5.4.0-6ubuntu1/~16.04.12) 5.4.0 20160609
OpenCV with version of both 3.0 and 4.0 tests well.
(Note: OpenCV will fail to compile with gcc/g++ of 9.2.0 version)
https://github.com/HugoNip/Sophus
cd [path-to-pangolin]
mkdir build
cd build
cmake ..
make
sudo make install
mkdir build
cd build
cmake ..
make
./build/dense_mono