This code is origined from Darran's project Arduino UNO Big joystick HID firmware: http://hunt.net.nz/users/darran/weblog/15f92/ with out Darran's code I will never make this work. Thanks Darran.
This project requires LUFA library 130901, you can download it at here: https://code.google.com/p/lufa-lib/downloads/detail?name=LUFA-130901.zip&can=2&q=
Extract the zip file and put it under the project's root directory the dir tree should like this:
/firmwares
/LUFA
README.md
LICENSE
go to /firmwares/cvpJoystickTest and execute
make