[ODE] rotation

Erick Tryzelaar erickt at andrew.cmu.edu
Thu Nov 7 12:25:02 2002

Sure there is:

This is from David Eberly's (chief architect behind the netimmerse engine)


Also, if you're interested, the rest of that site has an amazing amount of
useful information. Its good stuff.


On Thu, 7 Nov 2002, Nate W wrote:

> On Thu, 7 Nov 2002, pia dalusong wrote:
> > is there any way to get the euler angles from the
> > matrix?
> I'm not sure, but a google search on "euler angle matrix conversion" does
> turn up a bunch of pages that I think show how to extract euler angles
> from a quaternion.  I only skimmed the results, but it looks promising.
> > if i'm using it on a car just on the chassis body
> > after i attach everything else is that ok?
> > is there any reason for this not to work?
> If "it" refers to dBodySetRotation, then I think you're going to get some
> weird behavior if you're rotating the body more than a tiny amount.  ODE
> will try to bring the wheels back into alignment during the next timestep,
> and that could take huge forces, and that could lead to explosive
> behavior.  At the very least I would expect the car to wiggle a lot during
> the first few timesteps.
> --
> Nate Waddoups
> Redmond WA USA
> http://www.natew.com
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