On 6/16/2017 10:18 AM, omniverse wrote:
> Stephen <mca### [at] aolcom> wrote:
>> On 6/16/2017 7:57 AM, Ari wrote:
>>> By the way, the thread URL is
>>>
http://news.povray.org/povray.binaries.images/thread/%3Cweb.4d97bab0dc7be259e5cacc00%40news.povray.org%3E/?mtop=360
> 023
>>
>> I read the thread and if I understood it*. Sam used an external program,
>> he developed himself, to calculate the positions of the grains.
>
> A wizard for sure, as are many others. I missed so much all those years ago but
> already had seen plenty being done by Samuel.
>

Yes a wizard. I wonder when he will reappear to drop off another gem.

> I guess if I were to attempt my own "stacking stones" it would probably be
> something like I had used for object interactions with simplistic 'sphere of
> influence' for mass and gravity when I was doing rudimentary space simulations
> in Basic programming (circa 1980's).

Ah! basic. Now you are talking. :)
I managed to get a lander program working on a Casio calculator, in basic.

> Not ideal for this, even if I could get it right in POV-Ray.
>


I can see it working on rectangular stones as in a dry stone dyke. You 
would not have to be too concerned about gaps between rounded stones, I 
think.


-- 

Regards
     Stephen

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