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From: IMBJR
Subject: Which is Bryce, which is POV?
Date: 24 Aug 2002 10:20:53
Message: <3d679645@news.povray.org>


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Attachments:
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subject_b.jpg


 

From: Sebastian H 
Subject: Re: Which is Bryce, which is POV?
Date: 24 Aug 2002 10:34:43
Message: <3d679983@news.povray.org>
Lower POV?


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From: Martin Magnusson
Subject: Re: Which is Bryce, which is POV?
Date: 24 Aug 2002 10:35:24
Message: <3D6799AC.8010400@frustratedhousewives.zzn.com>
My guess is that image A is POV and B is Bryce

/ martin


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From: Nathan Kopp
Subject: Re: Which is Bryce, which is POV?
Date: 24 Aug 2002 10:41:28
Message: <3d679b18$1@news.povray.org>
a) bryce
b) POV

Differences:
1) anti-aliasing (b appears to be POV AA method 1)
2) blurred reflection on floor
3) spotlight falloff
4) soft-shadows (slight differences)

-Nathan


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From: Hugo
Subject: Re: Which is Bryce, which is POV?
Date: 24 Aug 2002 11:16:48
Message: <3d67a360$1@news.povray.org>
I don't know but I hope it's the one with soft reflections on the floor. On
the other one, the blue ball looks flat.


Hugo


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From: Thies Heidecke
Subject: Re: Which is Bryce, which is POV?
Date: 24 Aug 2002 11:35:34
Message: <3d67a7c6@news.povray.org>
"Nathan Kopp" <pov### [at] nkoppmailshellcom> schrieb im Newsbeitrag
news:3d679b18$1@news.povray.org...
> a) bryce
> b) POV
>
> Differences:
> 1) anti-aliasing (b appears to be POV AA method 1)
> 2) blurred reflection on floor
> 3) spotlight falloff
> 4) soft-shadows (slight differences)

ACK!

> -Nathan

Thies


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From: IMBJR
Subject: Re: Which is Bryce, which is POV?
Date: 24 Aug 2002 13:39:54
Message: <3d67c4ea@news.povray.org>
Bryce is the one with soft reflections. I wish I knew of a way of doing that
in POV.

Hugo <hua### [at] post3teledk> wrote in message
news:3d67a360$1@news.povray.org...
> I don't know but I hope it's the one with soft reflections on the floor.
On
> the other one, the blue ball looks flat.
>
>
> Hugo
>
>


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From: IMBJR
Subject: Re: Which is Bryce, which is POV?
Date: 24 Aug 2002 13:40:43
Message: <3d67c51b@news.povray.org>
Nathan Kopp <pov### [at] nkoppmailshellcom> wrote in message
news:3d679b18$1@news.povray.org...
> a) bryce
> b) POV
>
> Differences:
> 1) anti-aliasing (b appears to be POV AA method 1)

I know. It doesn't seem as good as the Bryce anti-aliasing. Far too chunky.

> 2) blurred reflection on floor
> 3) spotlight falloff
> 4) soft-shadows (slight differences)
>
> -Nathan
>
>
>


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From: Pandora
Subject: Re: Which is Bryce, which is POV?
Date: 24 Aug 2002 14:14:34
Message: <3d67cd0a@news.povray.org>
"IMBJR" <no### [at] spamhere> wrote in message news:3d67c4ea@news.povray.org...
> Bryce is the one with soft reflections. I wish I knew of a way of doing
that
> in POV.
>


    See section 6.7.2 of POV 3.5 docs...

--
Pandora/Scott Hill/[::O:M:C::]Scorpion
Software Engineer.
http://www.pandora-software.com


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From: Hugo
Subject: Re: Which is Bryce, which is POV?
Date: 24 Aug 2002 14:15:55
Message: <3d67cd5b@news.povray.org>
> > 1) anti-aliasing (b appears to be POV AA method 1)
>
> I know. It doesn't seem as good as the Bryce anti-aliasing.

But it's easy to improve:
+AM2 +A0.15 +R2 -J

> Bryce is the one with soft reflections. I wish I knew of a way
> of doing that in POV.

Try this:

global_settings { assumed_gamma 1 max_trace_level 3 }
#default { finish { ambient .025 brilliance 1.5 } }

camera { location <0,11,-18> look_at 2*y }
light_source { <-100,100,-100>,13000
 fade_distance 1 fade_power 2
 area_light x*23,y*23,4,4 adaptive 1 circular orient
}

#local Input=texture {
 pigment { rgb .3 }
 finish { reflection .5 }
};

#local Blur_Layers=32;

#declare Blur_Tex=texture { average texture_map {
 #local Count=0;
 #local r_stream=seed(0);
 #while(Count<Blur_Layers)
  [ 1 Input normal { bumps scale 500
   translate 150*rand(r_stream) } ]
  #local Count=Count+1;
 #end
}};


sphere { 5*y,5
 pigment { rgb .9*y }
 finish { specular .2 roughness .005 }
}

plane { y,0 texture { Blur_Tex } }

// .........


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