POV-Ray : Newsgroups : povray.binaries.animations : green gas cloud on checkered plane : Re: green gas cloud on checkered plane Server Time
29 Nov 2022 06:55:31 EST (-0500)
  Re: green gas cloud on checkered plane  
From: Stephen
Date: 12 Jun 2017 05:43:31
Message: <593e6243$1@news.povray.org>
On 6/12/2017 3:26 AM, Kenneth wrote:
> Or maybe, "The Attack Of The....."  ;-P
> Playing/experimenting with media (and image_mapped buildings.) I'm not yet sure
> if this is a WIP, or just an experiment. This small test alone took 55 hours to
> render, on my dual-core Windows 7 box-- with no AA or radiosity.
> Getting a dense, self-shadowing, *almost* pure-color media is a bit difficult.
> I'll probably post something about that separately. (This test is with
> scattering media-- plus extinction-- along with absorbtion media.) But no eddies
> or swirls as the gas cloud envelopes the buildings-- that's a *far*-different
> problem, involving fluid dynamics.
> The buildings were a challenge-- the idea being to generate randomly-sized
> boxes, but to have the buildings' windows (simple image_maps, downloaded from
> the 'net) retain their appropriate sizes without distortion, no matter what the
> size or shape of the buildings. And to map the windows on all four sides of a
> box. Strangely, I had never attempted such a combination before.
> Currently, the buildings look more like plastic 'parts bins'  :-O

I like this a lot. Especially the way the camera moves slower than the 
cloud. :)

Maybe a little emission in the cloud to ameliorate the building shadows?
Also difference the buildings from the media container.



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