Re: [Algorithms] Formula for Damping f times

[Fabian G. <f.g...@49...>]

> Hi,
> This is a semi-trivial but I can't quite remember the answer, even
> though I've done it before.
> 
> I have an update function sort of like this..
> 
> void updateX( float deltaTime)
> {
> 	x = x*k;
> }
> 
> k is a constant less than 1.0.
> 
> Now to do the damping properly I need to perform "x=x*k" deltaTime
> times, where deltaTime is a fraction.
> 
> Can anyone help with this please? I recall it just being a log or
> something.

x *= pow(k,deltaTime);

Kind regards,
-Fabian Giesen