Errors complie this package on Melodic about ipa_coverage_planning

[ipa-foj]

Dear caimingxue, the packages opengm and dlib are provided by the cob_extern package. This package is a ROS environment wrapper for those libraries, it automatically downloads and builds them if you invoke catkin in your workspace.

[eejacky]

Dear, i have clone the package(melodic version) in my workspace(~/catkin_ws/src),and execute catkin_make at ~/catkin_ws, i get some problems, such as:

CMake Error at /opt/ros/melodic/share/catkin/cmake/catkinConfig.cmake:83 (find_package):
Could not find a package configuration file provided by "libdlib" with any
of the following names:

libdlibConfig.cmake
libdlib-config.cmake

Add the installation prefix of "libdlib" to CMAKE_PREFIX_PATH or set
"libdlib_DIR" to a directory containing one of the above files. If
"libdlib" provides a separate development package or SDK, be sure it has
been installed.

the package "cob_extern" have not downloads and builds
Thanks for you help!!