POV-Ray : Newsgroups : povray.binaries.images : concentric blobs clouds : Re: concentric blobs clouds Server Time
7 Nov 2024 09:29:22 EST (-0500)
  Re: concentric blobs clouds  
From: William F Pokorny
Date: 26 Apr 2016 09:52:49
Message: <571f72b1$1@news.povray.org>
On 04/26/2016 08:47 AM, Jaime Vives Piqueres wrote:
> I was going to add some cumulus to my sea scene, but the ones I had from
> the project tierra where not very convincing, so... I started another
> experiment.
>
> The approach is similar to that of my previous cumulus include, but with
> a trick to make softer media. As the method involved the object pattern,
> the media was a bit sharp with just 0 or 1 in the density map.
>
> The trick is to create an array of blob components positions and radius,
> then use that to create 4 blobs with concentric shapes and use them on
> an averaged density map. The results are surprisingly fast... this one
> took "only" 47 min.
>
> --
> jaime
>
Impressive - though am I correct there are some artifacts in the right 
part of the center top plume? Was it run with AA ?

Asking mostly because of my continuing look into blob related bugs.Those 
spots look like other issues I have seen related to media and blobs at 
the blob(s) boundary.

Bill P.


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