the mesh files and pictures (650kB) for epuck can be download from
http://www.brl.uwe.ac.uk/projects/swarm/files/Media.tgz
merge them with the world/Media.
an example code showing how to use libgazebo and factory interface is attached, where 60 epuck robots are deployed in a 2m x 3m arena.
usage:
1. gazebo epuck.world
2. ./swarm
example code for epuck robot in gazebo
Thanks for the great model and sensor.
The changes have been made in SVN trunk.
Thank you for your contribution.