Re: [pygame] Why does my ball vibrate?

["Patrick Mullen" <saluk64007@xxxxxxxxx>]

On Dec 5, 2007 9:59 AM, Ian Mallett <geometrian@xxxxxxxxx> wrote:
> On 12/4/07, Greg Ewing <greg.ewing@xxxxxxxxxxxxxxxx> wrote:
> > That's true. Probably not something you need to take into
> > account in a Pong game, but if you're simulating space
> > flight or something like that, you certainly do!
> I always wondered how the ball in Pong could bounce indefinitely, and
> not accelerate when traveling downwards.
>

Well pong is viewed from above, so downward acceleration makes no
sense.  (ping pong)  As for bouncing indefinitely, pong takes place in
a magical universe where no energy is ever lost :)  It's funny how you
don't ever have to worry about going over the net.  Why they didn't
just name it hock (air hockey) we'll never know.