POV-Ray : Newsgroups : povray.general : Penrose tilings Server Time
1 Nov 2024 22:17:12 EDT (-0400)
  Penrose tilings (Message 1 to 7 of 7)  
From: Erick
Subject: Penrose tilings
Date: 29 Apr 2000 08:15:31
Message: <390ad263@news.povray.org>
Hello everybody,

Has anyone ever made a code for generating a surface with penrose tiles (two
rhombi, all sides equal, one with an angle of 36 degrees and one with an
angle of 72 degrees, allowing to fill a surface).


Greetings, Erick


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From: Fabien Mosen
Subject: Re: Penrose tilings
Date: 29 Apr 2000 11:03:02
Message: <390AF8A6.4FC6C752@skynet.be>
There is, at least, someone who did this, look at the "Great 
Engineering Achievements" IRTC round, the image is named
"25_04.jpg"

Fabien.


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From: John VanSickle
Subject: Re: Penrose tilings
Date: 29 Apr 2000 17:58:50
Message: <390B5E3E.A2BEF034@erols.com>
Erick wrote:
> 
> Hello everybody,
> 
> Has anyone ever made a code for generating a surface with penrose tiles (two
> rhombi, all sides equal, one with an angle of 36 degrees and one with an
> angle of 72 degrees, allowing to fill a surface).

Yes.  Although it is not painfully obvious, my IRTC entry "Boxer Solves a
Problem," which was my July 1999 entry, opens with a bugbot crawling over
a penrose pattern.  The source is included.  You can find links at:

  http://www.irtc.org/anims/1999-07-15.html

Regards,
John
-- 
ICQ: 46085459


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From: Ken
Subject: Re: Penrose tilings
Date: 29 Apr 2000 18:04:52
Message: <390B5A4C.4FD4AE80@pacbell.net>
Erick wrote:
> 
> Hello everybody,
> 
> Has anyone ever made a code for generating a surface with penrose tiles (two
> rhombi, all sides equal, one with an angle of 36 degrees and one with an
> angle of 72 degrees, allowing to fill a surface).

Check out the penrose tiling include file at:

http://www.interq.or.jp/blue/kawashu/

-- 
Ken Tyler - 1400+ POV-Ray, Graphics, 3D Rendering, and Raytracing Links:
http://home.pacbell.net/tylereng/index.html http://www.povray.org/links/


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From: Simen Kvaal
Subject: Re: Penrose tilings
Date: 30 Apr 2000 09:18:21
Message: <390c329d$1@news.povray.org>
>Check out the penrose tiling include file at:
>
>http://www.interq.or.jp/blue/kawashu/
>


Oh dear, this page contained _lots_ of eye-candy! Too bad it's all in
Japanese (The English version is not at all completed...)


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From: Ken
Subject: Re: Penrose tilings
Date: 30 Apr 2000 11:23:08
Message: <390C4CFD.7AA6CB27@pacbell.net>
Simen Kvaal wrote:
> 
> >Check out the penrose tiling include file at:
> >
> >http://www.interq.or.jp/blue/kawashu/
> >
> 
> Oh dear, this page contained _lots_ of eye-candy! Too bad it's all in
> Japanese (The English version is not at all completed...)

You can still download the source from:
http://www.interq.or.jp/blue/kawashu/include/i05.html

Look for penrose.txt for the include file and pensample.txt for an
example of the usage. There are other downloads near the bottom of
the page but I have no idea what they are...?

-- 
Ken Tyler - 1400+ POV-Ray, Graphics, 3D Rendering, and Raytracing Links:
http://home.pacbell.net/tylereng/index.html http://www.povray.org/links/


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From: Erick
Subject: Re: Penrose tilings
Date: 30 Apr 2000 16:59:14
Message: <390c9ea2@news.povray.org>
My God, John, I feel so stupid. Last week, I browsed through the IRTC files
(on the cd, supporting the good cause!) and I didn't notice your wonderful
animation.

Thanks everybody for the handy tips. The Japanese page looks good (though I
too have some trouble understanding the lingo).

Meanwhile, I spent too many hours calculting vectors and rotations and
putting the tiles one by one  in a frame.

Erick

John VanSickle <van### [at] erolscom> schreef in berichtnieuws
390B5E3E.A2BEF034@erols.com...
> Erick wrote:
> >
> > Hello everybody,
> >
> > Has anyone ever made a code for generating a surface with penrose tiles
(two
> > rhombi, all sides equal, one with an angle of 36 degrees and one with an
> > angle of 72 degrees, allowing to fill a surface).
>
> Yes.  Although it is not painfully obvious, my IRTC entry "Boxer Solves a
> Problem," which was my July 1999 entry, opens with a bugbot crawling over
> a penrose pattern.  The source is included.  You can find links at:
>
>   http://www.irtc.org/anims/1999-07-15.html
>
> Regards,
> John
> --
> ICQ: 46085459


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