On Jan 3, 2011, at 2:37 PM, Curtis Olson wrote:
> Hi Peter,
>
> I can't think of any reason the basic autopilot functionality would be tied
> to a particular location. Could you provide a specific aircraft and airport
> (i.e. command line options) that tickle this bug? Perhaps it's something
> with your local build? Perhaps it's something really obscure that no one
> else has noticed?
>
> Thanks,
>
> Curt.
>
>
> On Mon, Jan 3, 2011 at 1:28 PM, Peter Brown wrote:
> >
> > Hey all,
> > I am finding the Generic Autopilot either works as expected, or loads with
> > unchangeable data, depending on spawn location.
> > I seem to recall some discussion about a location dependent bug, but I
> > thought it was related to weather. (?)
> >
> > FlightGear v2.0 8/21/2010 snapshot from Tat's site.
> >
> > Any aircraft without a purpose built AP seems to be affected, based on the
> > number I've tested, but for these locations listed I was using the popular
> > MD-81 from Gary Neely's website.
> > Airports to the north and to the south are working, where the middle area
> > is not.
> >
> > Working locations tested:
> > To the south - Kathmandu, Nepal, San Antonio, TX; Orlando, FL, and Key
> > West, FL
> > To the north - Rost, Norway; Montreal, QC
> >
> > Non-working locations seem to be anything across the middle third -
> > Burlington, VT (just across the border from Montreal)
> > Atlanta, GA
> > Charles De Gaulle, Paris, France
> > EHAM
> > KSFO
> >
> > What I don't know yet is if this related to latitude/longitude, the airport
> > itself, or something outside of that. But the data at the moment presents
> > itself as a lat/lon issue.
> >
> > In a non-working location bad data consists of a default speed in the
> > 13,000 range, alt hold in the 33,000 range, and headings from 130 - 550
> > degrees. These values can not be changed by the user. Often the headings
> > and speed values are constantly climbing.
> > A valid working location typically loads with 0 for heading and speed, and
> > a single digit value for altitude hold. These are then changeable.
> >
> > Can anyone enlighten me on it?
> >
> > Thank you,
> > Peter Brown
>
>
>
> Does no one have information on the Generic Autopilot only working above or
> below certain latitudes?
>
>
>
> --
> Curtis Olson:
> http://www.atiak.com - http://aem.umn.edu/~uav/
> http://www.flightgear.org - http://www.flightgear.org/blogs/category/curt/
>
>
I will put together more information.
Thank you,
Peter
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