[Haskell-cafe] H98, OOHaskell - getting started with objects in Haskell

[Luke Palmer]

On Mon, Jan 17, 2011 at 1:44 AM, Wolfgang Jeltsch
<g9ks157k at acme.softbase.org> wrote:
> Am Sonntag, den 16.01.2011, 14:48 -0800 schrieb gutti:
>> Looking at life u probably could save time, if u only would evaluate
>> code on cells, where the neighbors have changed status. So rather than
>> triggering them all centrally and each checks its neighbours, we could
>> use the concept:
>>
>> - let the active ones trigger the neighbours & so pass on activity
>
> But then you would have to take care to avoid cycles. You could also use
> on-demand updates with a centralized approach, and a centralized
> approach would probably make cycle detection easier.

Don't forget about the double buffering you will need to do if you
have a simultaneous rule.  It doesn't take long before the dragons in
imperative programming start messing with your "easy" specification.