Re: [Flightgear-devel] [Flightgear-commitlogs] [FlightGear] 02/02: YASim gear: Clamping of _frac replaced

[Julian S. <ju...@op...>]

On Fri, 21 Jul 2023 19:36:48 +0100
Julian Smith <ju...@op...> wrote:

> On Fri, 21 Jul 2023 14:04:25 +0100
> James Turner <ja...@fl...> wrote:

> > > Maybe we could simply add a quadratic term scaled by a new
> > > dimensionless constant `spring2` in the XML:
> > > 
> > >    force = _spring * compression * (_frac + spring2 * _frac**2)
> > > 
> > > [One could view `spring2` has modifying the maximum force of the
> > > spring at full compression, 
> > > 
> > >    force_max -> force_max * (1 + spring2).
> > > 
> > > For example `spring2=10` would result in 11x the force at maximum
> > > compression compared to the default `spring2=0`.]
> > > 
> > > I'm hopeful that this could address the original problem without the
> > > danger of pathological behaviour. I think it would be pretty easy to
> > > implement too.    
> > 
> > Definitely worth a shot, as far as I’m concerned. Again I’d be  
> 
> Ok, i might have a look at this, unless someone else gets there first.

I've just pushed a commit to next that implements this.

- Jules

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