Since I might ask more questions here in PB boards I might aswell link what I've done so far. Here is the project I have been working on to test basic user interaction.
http://jmp.tardit.org/ray/Raybargs.zip
All files also found unpacked from
http://jmp.tardit.org/ray/Raybargs/
Currently I am working in refactoring whole code keeping multiplayer capability in mind.