On Fri, 2003-01-10 at 12:20, Arnt Karlsen wrote: > On 10 Jan 2003 08:42:13 -0800, > Tony Peden <[EMAIL PROTECTED]> wrote in message > <[EMAIL PROTECTED]>: > > > On Fri, 2003-01-10 at 07:30, Curtis L. Olson wrote: > > > Matthew writes: > > > > Wing flexing? Is that possible in FG? Keep going this way and I > > > > might need to replace my Geforce 2 GTS 32MB card with something > > > > new, if its worth it(seems to be still perfoming really well > > > > though). Would be cool to see wings flex when taking off, or with > > > > turbulence etc. > > > > > > Have a look at the Wright flyer in FlightGear. > > > > > > fgfs --aircraft=wrightFlyer1903 > > > > > > The wing flexing isn't perfect, but it shows that it's possible and > > > with a bit more work, could be made a lot smoother. This could be > > > very interesting to attach to some internal FDM variable for the > > > much larger aircraft ... > > > > Already one there ... normal load factor or nlf. This is basically > > lift/weight so when it's zero the wings are unloaded. One is > > lift=weight, so the wings should bend to their normal, one-g shape. > > Greater than one, and you're pullin g's, so the tips should bend up > > to varying degrees depending on the aircraft and load. > > ..we _could_ interface with http://felt.sourceforge.net/ . ;-)
In real time? I don't think so. One possibility, though, is to do the analysis offline and generate tip deflection as a function of load factor, however. > > > BTW, it's a wee bit scary to see just how much high-aspect ratio > > wings will bend up when pulling more than 2-3 g's. > > ..possibly another reason for the size of airliner "windows". ;-) -- Tony Peden <[EMAIL PROTECTED]> _______________________________________________ Flightgear-devel mailing list [EMAIL PROTECTED] http://mail.flightgear.org/mailman/listinfo/flightgear-devel