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"Bald Eagle" <cre### [at] netscape net> wrote:
> Welcome, Ari :)
>
> I'd suggest having a look at Jonathan Hunt's excellent pebbles.pov file:
>
>
http://news.povray.org/povray.text.scene-files/thread/%3C48d158e3$1@news.povray.org%3E/
>
> If you're interested in experimenting with some simple self-written scenes first
> / along the way, I'd suggest learning some of the random functions:
>
> http://www.f-lohmueller.de/pov_tut/random/random6e.htm
>
> The easiest way to place your grains so that they don't intersect is to treat
> them as perfect spheres, and make sure that the distance between the centers is
> no less than the sum of the radii.
>
> You can look into structuring your placement algorithm so that it's as fast as
> possible. There are "naive" ways, and then there are ways that make use of
> subdividing the space to make the search for a valid place to place a new grain
> a lot faster.
>
> https://www.google.com/search?q=algorithm+o
>
>
http://news.povray.org/povray.newusers/message/%3C53260cc5%40news.povray.org%3E/#%3C53260cc5%40news.povray.org%3E
>
>
> [As an aside, is there an easy mechanism by which I can access the thread for
> the given image from the image's URL?]
>
http://news.povray.org/povray.binaries.images/attachment/%3C4d98c518%40news.povray.org%3E/27841-grains.jpg
Thank you for the useful information, Eagle!
I would try to read them and see if I could be equipped with such important
skills.
By the way, the thread URL is
http://news.povray.org/povray.binaries.images/thread/%3Cweb.4d97bab0dc7be259e5cacc00%40news.povray.org%3E/?mtop=360023
:D
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