Gps (API)

The gps API provides a method for turtles and computers to retrieve their own locations.

It broadcasts a PING message over rednet and wait for responses. In order for this system to work, there must be computers used as gps hosts which will respond and allow triangulation.

Method name	Description
gps.locate(timeout, debug)	Tries to retrieve the computer or turtle own location. @param timeout the amount of time, in seconds, to wait for a rednet response @param debug if true, outputs debug messages @return the computer or turtle own location (x, y, z) or nil if it could not be determined