POV-Ray : Newsgroups : povray.binaries.images : Teapot Take4 Server Time
18 Aug 2024 14:15:58 EDT (-0400)
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From: Jan Walzer
Subject: Teapot Take4
Date: 22 Apr 2001 06:48:38
Message: <3ae2b706@news.povray.org>
OK .. that's a way, I dropped the adc_bailout to 1/64 and it took 4
hours. OK, there are some artefacts at the reflections, but with
better AA I can get rid, I think ..

Now the texture for the teaegg isn't right yet, but I thought, I'd
like to share ...

dunno, what happend to my previous wood-texture ... the normals are
gone, I'll check for them ...


--
background{rgb 1}camera{location<1,5,-2>look_at 0}#macro
m(a,b,i)#local d=(b-a)
/8;#local
e=vcross(d,y);#if(i)m(a-e,a+e+2*d,i-1)m(a+e,a+2*d-e,i-1)m(a+3*d-e,a+e
+3*d,i-1)m(a+3*d-e,a+5*d-e,i-1)m(a+6*d-e,a+e+6*d,i-1)m(a+8*d-e,a+e+8*d
,i-1)#else
cylinder{a,b,vlength(d)/3 pigment{rgb 0}}#end#end m(-4*x,2*x,4) // Jan
Walzer


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Attachments:
Download 'teapot.jpg' (137 KB)

Preview of image 'teapot.jpg'
teapot.jpg


 

From: Bob H 
Subject: Re: Teapot Take4
Date: 22 Apr 2001 07:43:10
Message: <3ae2c3ce@news.povray.org>
The caustics aren't showing well, or hardly at all.  I know they aren't easy
to adjust for.  Looks here that maybe the number is too large.  Is
absorption used is the tea media?

Bob H.


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From: Psychomech
Subject: Re: Teapot Take4
Date: 22 Apr 2001 09:39:46
Message: <3AE2DF69.A6349333@home.com>
Looks good but please make the tea a bit stronger for me :}

Jan Walzer wrote:

> OK .. that's a way, I dropped the adc_bailout to 1/64 and it took 4
> hours. OK, there are some artefacts at the reflections, but with
> better AA I can get rid, I think ..
>
> Now the texture for the teaegg isn't right yet, but I thought, I'd
> like to share ...
>
> dunno, what happend to my previous wood-texture ... the normals are
> gone, I'll check for them ...
>
> --
> background{rgb 1}camera{location<1,5,-2>look_at 0}#macro
> m(a,b,i)#local d=(b-a)
> /8;#local
> e=vcross(d,y);#if(i)m(a-e,a+e+2*d,i-1)m(a+e,a+2*d-e,i-1)m(a+3*d-e,a+e
> +3*d,i-1)m(a+3*d-e,a+5*d-e,i-1)m(a+6*d-e,a+e+6*d,i-1)m(a+8*d-e,a+e+8*d
> ,i-1)#else
> cylinder{a,b,vlength(d)/3 pigment{rgb 0}}#end#end m(-4*x,2*x,4) // Jan
> Walzer
>
>  [Image]


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From: Steve
Subject: Re: Teapot Take4
Date: 22 Apr 2001 12:09:56
Message: <slrn9e5lo7.9vr.steve@zero-pps.localdomain>
On Sun, 22 Apr 2001 12:52:06 +0200, Jan Walzer wrote:
>OK .. that's a way, I dropped the adc_bailout to 1/64 and it took 4
>hours. OK, there are some artefacts at the reflections, but with
>better AA I can get rid, I think ..
>
>Now the texture for the teaegg isn't right yet, but I thought, I'd
>like to share ...

Looks ok. 

>
>dunno, what happend to my previous wood-texture ... the normals are
>gone, I'll check for them ...

I noticed that too, the old wood was better. 


-- 
Cheers
Steve              email mailto:ste### [at] zeroppsuklinuxnet

%HAV-A-NICEDAY Error not enough coffee  0 pps. 

web http://www.zeropps.uklinux.net/

or  http://start.at/zero-pps

  1:58pm  up 79 days, 14:43,  2 users,  load average: 1.03, 1.09, 1.04


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From: Batronyx
Subject: Re: Teapot Take4
Date: 22 Apr 2001 13:59:53
Message: <3ae31c19@news.povray.org>
The modelling on the teaegg *is* rather impressive.

----------------------------------------
Batronyx ^"^
bat### [at] cadronhsacom
http://www.batronyx.com
Bhuddist monk to hotdog vendor:
     "Make me one with everything."
----------------------------------------


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From: Jan Walzer
Subject: Re: Teapot Take4
Date: 22 Apr 2001 14:02:17
Message: <3ae31ca9@news.povray.org>
there are only faked caustics and no photons used, what number should
I adjust, you think?
Yes ... the media uses only absorption ... *THIS* is quite hard to
control ...

--
background{rgb 1}camera{location<1,5,-2>look_at 0}#macro
m(a,b,i)#local d=(b-a)
/8;#local
e=vcross(d,y);#if(i)m(a-e,a+e+2*d,i-1)m(a+e,a+2*d-e,i-1)m(a+3*d-e,a+e
+3*d,i-1)m(a+3*d-e,a+5*d-e,i-1)m(a+6*d-e,a+e+6*d,i-1)m(a+8*d-e,a+e+8*d
,i-1)#else
cylinder{a,b,vlength(d)/3 pigment{rgb 0}}#end#end m(-4*x,2*x,4) // Jan
Walzer


"Bob H." <omn### [at] msncom> schrieb im Newsbeitrag
news:3ae2c3ce@news.povray.org...
> The caustics aren't showing well, or hardly at all.  I know they
aren't easy
> to adjust for.  Looks here that maybe the number is too large.  Is
> absorption used is the tea media?
>
> Bob H.
>
>
>
>


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From: Jan Walzer
Subject: Re: Teapot Take4
Date: 22 Apr 2001 14:03:20
Message: <3ae31ce8@news.povray.org>
Don't you see, the tea is in progress ?

--
background{rgb 1}camera{location<1,5,-2>look_at 0}#macro
m(a,b,i)#local d=(b-a)
/8;#local
e=vcross(d,y);#if(i)m(a-e,a+e+2*d,i-1)m(a+e,a+2*d-e,i-1)m(a+3*d-e,a+e
+3*d,i-1)m(a+3*d-e,a+5*d-e,i-1)m(a+6*d-e,a+e+6*d,i-1)m(a+8*d-e,a+e+8*d
,i-1)#else
cylinder{a,b,vlength(d)/3 pigment{rgb 0}}#end#end m(-4*x,2*x,4) // Jan
Walzer


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From: Jan Walzer
Subject: Re: Teapot Take4
Date: 22 Apr 2001 14:05:06
Message: <3ae31d52@news.povray.org>
> On Sun, 22 Apr 2001 12:52:06 +0200, Jan Walzer wrote:
> >OK .. that's a way, I dropped the adc_bailout to 1/64 and it took 4
> >hours. OK, there are some artefacts at the reflections, but with
> >better AA I can get rid, I think ..
> >
> >Now the texture for the teaegg isn't right yet, but I thought, I'd
> >like to share ...
>
> Looks ok.
naaa .. it has to be MUCH more metallic

--
background{rgb 1}camera{location<1,5,-2>look_at 0}#macro
m(a,b,i)#local d=(b-a)
/8;#local
e=vcross(d,y);#if(i)m(a-e,a+e+2*d,i-1)m(a+e,a+2*d-e,i-1)m(a+3*d-e,a+e
+3*d,i-1)m(a+3*d-e,a+5*d-e,i-1)m(a+6*d-e,a+e+6*d,i-1)m(a+8*d-e,a+e+8*d
,i-1)#else
cylinder{a,b,vlength(d)/3 pigment{rgb 0}}#end#end m(-4*x,2*x,4) // Jan
Walzer


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From: Jan Walzer
Subject: Re: Teapot Take4
Date: 22 Apr 2001 14:06:36
Message: <3ae31dac@news.povray.org>
Rhino works quite well for these things ...
I started with Rhino last week, so you can assume, it's quite a
primitive structure ;)

--
background{rgb 1}camera{location<1,5,-2>look_at 0}#macro
m(a,b,i)#local d=(b-a)
/8;#local
e=vcross(d,y);#if(i)m(a-e,a+e+2*d,i-1)m(a+e,a+2*d-e,i-1)m(a+3*d-e,a+e
+3*d,i-1)m(a+3*d-e,a+5*d-e,i-1)m(a+6*d-e,a+e+6*d,i-1)m(a+8*d-e,a+e+8*d
,i-1)#else
cylinder{a,b,vlength(d)/3 pigment{rgb 0}}#end#end m(-4*x,2*x,4) // Jan
Walzer


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From: Christoph Hormann
Subject: Re: Teapot Take4
Date: 22 Apr 2001 14:32:32
Message: <3AE323CA.D62F5491@gmx.de>
Jan Walzer wrote:
> 
> OK .. that's a way, I dropped the adc_bailout to 1/64 and it took 4
> hours. OK, there are some artefacts at the reflections, but with
> better AA I can get rid, I think ..
> 
> Now the texture for the teaegg isn't right yet, but I thought, I'd
> like to share ...
> 
> dunno, what happend to my previous wood-texture ... the normals are
> gone, I'll check for them ...
> 

Really nice, but the metal texture should be improved.  There were some
quite realistic metal pictures here in the past, for example:

Subject: Nut & Bolt (40k)
Date: Wed, 16 Aug 2000 03:02:48 +0300
From: Kari Kivisalo <kar### [at] kivisalonet>
Newsgroups: povray.binaries.images

For the wood, maybe try my IsoWood include :-)

Christoph

-- 
Christoph Hormann <chr### [at] gmxde>
IsoWood include, radiosity tutorial, TransSkin and other 
things on: http://www.schunter.etc.tu-bs.de/~chris/


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