use gps to make a path

[ambtid]

I have gps plugin on the ar drone i wont to make "go to" function
who i can to recive the gps data and who to use the data to make the path

have two problem

1. i dont see the gps data in the navdata function

2. how i can isolate one data from hit and how to use it

[js08]

@ambtid I would like to work on the issue...is there any software where I can execute your scenario