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Re: 3D "Bretzel"

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What makes you think that it was you who invented this shape? If my memory serves well, this shape is available in 3D Studio for years, maybe since the first version (along with the teapot etc).

Dňa sobota, 24. novembra 2012 18:25:44 UTC+1 Francois LE COAT napísal(-a):
> Hi,
> 
> 
> 
> I downloaded "Graphing Calculator Viewer" on the AppStore, to
> 
> make my mind about this mathematical software, made on PowerMac
> 
> at Apple, about the same time I was writing Eureka 2.12 on the
> 
> ATARI 1040STf (1987). The "Viewer" is free, and doesn't allow
> 
> many things, except watching its superb live demonstration mode.
> 
> And, how surprised I had been, watching my remarkable 3D "Bretzel",
> 
> among other 2D curves and 3D surfaces :
> 
> 
> 
> <http://eureka.atari.org/bretzel.png> rotating under Mac OS X.
> 
> 
> 
> This is to explain how curious are mathematics. What an honor !
> 
> I created one day this 3D surface of the "Bretzel", of an
> 
> helical shape, when I realized that rotating on itself, it seems
> 
> to be warped, only by a sort of visual illusion.
> 
> 
> 
> I made a video clip <http://eureka.atari.org/bretzel.mov>, a
> 
> friend of mine David Roussel conceived a demo on a SGI station
> 
> <http://vrmlstuff.free.fr/bretzel/bretzel_2.wrl> in VRML, so
> 
> I did <http://eureka.atari.org/vrml/bretzel2.wrl> at the same time.
> 
> 
> 
> This is rather strange that 25 years after it first steps (1987-2012)
> 
> my Eureka 2.12 software keeps spreading out on the WEB, and inspires.
> 
> You just have to watch the recent outstanding ATARI ST demo of Mr. Coke
> 
> 
> 
> <ftp://ftp.untergrund.net/users/ae/dhstv/mrcoke-yet_another_4k_intro.mp4>
> 
> 
> 
> It's the 3D Solenoid that is remade here, surprisingly. Or the cover
> 
> of international STMag NG <http://eureka.atari.org/stmag135.jpg> where
> 
> DHS demo-makers reworked the 3D Escher Knot.
> 
> 
> 
> At last, I'm not the Encyclopedia of 3D softwares, but almost !
> 
> The lengthiness of the software explains why it keeps spreading out :-)
> 
> 
> 
> ATARIstically yours =)
> 
> 
> 
> -- 
> 
> François LE COAT
> 
> Author of Eureka 2.12 (2D Graph Describer, 3D Modeller)
> 
> http://eureka.atari.org/
> 
> http://fon.gs/atarians/

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Thread

3D "Bretzel" Francois LE COAT <lecoat@atari.org> - 2012-11-24 18:25 +0100
  Re: 3D "Bretzel" Miro Kropáček <miro.kropacek@gmail.com> - 2012-11-25 14:02 -0800
    Re: 3D "Bretzel" Francois LE COAT <lecoat@atari.org> - 2012-11-26 17:00 +0100
      Re: 3D "Bretzel" Francois LE COAT <lecoat@atari.org> - 2012-12-19 17:17 +0100
      Re: 3D "Bretzel" Francois LE COAT <lecoat@atari.org> - 2013-07-05 22:30 +0200

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