I was following this link: http://www.ros.org/wiki/IDEs to get my code completion working. On top of the plugin rosvim.vim installed, I also have OmniCppComplete. I don't get the code completion working under ROS, how should I do that? By the way, code completion for any other codes excluding ROS-related codes are just working out of the box.
How should I tailor my ~/.vimrc file. Anyway. I've tried to add yours with the existing one like below:
*I've uninstalled and reinstalled the autocompletion with both methods below but still does not work