POV-Ray : Newsgroups : povray.binaries.images : Photons, lighting, reflection... WIP : Re: Photons, lighting, reflection... WIP Server Time
16 Aug 2024 14:23:48 EDT (-0400)
  Re: Photons, lighting, reflection... WIP  
From: JRG
Date: 22 Jan 2002 14:50:15
Message: <3c4dc277@news.povray.org>
"Tim Nikias" <tim### [at] gmxde> ha scritto nel messaggio
news:3C4DBFF5.7847E30D@gmx.de...
> Hi there!
>
> I'm working on an image which should finally appear to be
> photo-realistic,
> but yet abstract.

Very nice.

> The object is supposed to be made of something like gold or... erm.
> Don't
> know the translation of the metal that looks similiar...

Hmm, brass?

> So, on the object I'm playing with variable reflection, using falloff
> and exponent.
> The highlights are caused by the actual lightsource-object (the
> media-sphere),
> there is no specular or phong highlighting in the finish-statement.

The highlights look pretty good imo.

> The light is a high rgb area-light (using rgb 8 in this one, I think),
> but with a low
> fade_distance to diminish the lighting quickly. Sadly, the photons are
> pretty bright
> because of this too, so does someone know a trick to have a low-rgb
> lightsource
> shoot the photons, while another lightsource does the actual lighting?
> Or am I totally wrong and photons don't care if the rgb is 8?

Now, perhaps I'm totally wrong, but I believe that all those settings that Kari and
others suggested you work best with radiosity (and assumed_gamma 1).
But have to admit I like the dim lighting of this one.

> --
> Tim Nikias
> Homepage: http://www.digitaltwilight.de/no_lights/index.html
>
>

#local j=text{ttf"arial""JRG".2,0}#local J=0;#while(J<10)#local R=0;#while
(R<2)#local G=0;#while(G<1)#if(inside(j<R,G.1>))object{j scale.025translate
<R-1G-J/20J/-40+2>pigment{rgb<9J>}}#debug"O"#else#debug" "#end#local G=G+
.025;#end#local R=R+.05;#debug"\n"#end#local J=J+1;#end// JRG

Home: http://digilander.iol.it/jrgpov  //New: Kitchen scene WIP


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