[ gpsdrive ] .gpx conversion

[Hamish]

Hamish:
> > > Options -> Import -> GPX Route?
Chris:
> > Need to upgrade if this is available. Not available on pre4
Guenther:
> please take care, tracks and routes are different things and handled in
> a different way!
> a track is a recorded path that someone already has followed. in gpx
> this is represented by <trk> and <trkpt> elements.
> tracks can only be recorded and viewed in gpsdrive.
> a route is a path that you want to go, represented by important corner
> marks, in gpx as <rte> and <rtept>. in gpsdrive routes can created,
> edited and viewed.
> 
> some programs seem to export routes as gpx tracks, which is
> not gpx standard.

I would add that with respect to Garmin receivers (maybe others too) that
routes are defined a list of waypoint names in some given order.
Expansion of routes into a poly-line* of waypoint coordinates is done on
a second pass.   [*] and calculation of leg distance and compass course.


Hamish