[ODE] QNAN in Body position! May be LCP problem? Need Help!!!

Andrey Tyagunoff moonrat at nikita.ru
Sat Jun 21 05:28:02 2003


All wheels in car have mass. And after star car succesful landing to
heighmap. But wheels of car small shaking on land.

-----Original Message-----
From: DjArcas [mailto:djarcas@hotmail.com] 
Sent: Saturday, June 21, 2003 4:27 PM
To: Andrey Tyagunoff; ode@q12.org
Subject: Re: [ODE] QNAN in Body position! May be LCP problem? Need
Help!!!


QNANS can be caused by not giving an object mass, or by giving it a mass
of
zero.

----- Original Message ----- 
From: "Andrey Tyagunoff" <moonrat@nikita.ru>
To: <ode@q12.org>
Sent: Saturday, June 21, 2003 1:04 PM
Subject: [ODE] QNAN in Body position! May be LCP problem? Need Help!!!


> I create four wheels car with Hinge2 joints.
> And I have heightmap custom geom for land.
> After start the aplication all looks good, but some times my car
> disappear. In this case dGetBodyPosition() return me QNANs!
>
> If i set #define DEBUG_LCP I have message
> "L*D*L' check, maximum difference = 4.7683716e-007"
> If I trying use double in my config settings I have this message too.
> What's wrong???
>
>
>
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