On Monday 01 March 2004 18:20, Andy Ross wrote:
> Lee Elliott wrote:
> > What I'd like to do is to be able to switch the AP mode from
> > Glide-slope hold to this new Touch-down mode automatically at a
> > specified agl-ft.
> >
> > Any ideas how I can do this in xml?
>
> Probably the best thing to do is write a little nasal code to poll the
> property at maybe 5Hz or so (since AGL changes every frame, you
> *don't* want to do it with a property-listener style interface,
> polling is actually faster). Something like this:
>
> checkagl = func {
> agl = getprop("/andy/cannot/remember/the/agl/prop/name");
> if(agl < THRESHOLD) {
> setprop("/ditto/for/the/autopilot/mode", "touchdown-mode");
> }
> settimer(0.2, checkagl);
> }
> checkagl();
>
> Andy
Thanks - I'll have a play with that.
LeeE
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