Re: Escher Knot

From	Francois LE COAT <lecoat@atari.org>
Newsgroups	comp.sys.atari.st
Subject	Re: Escher Knot
Date	2024-02-14 17:00 +0100
Organization	To protect and to server
Message-ID	<uqio2l$9da8$1@paganini.bofh.team> (permalink)
References	<uptl23$25077$1@paganini.bofh.team> <uq0rrj$3plop$1@newsreader4.netcologne.de> <uqg3m5$qgc$1@paganini.bofh.team>

Show all headers | View raw

Hi,

Michael Eibl writes:
>> It is good to see that there is still life. Thanks for all your work!
>>
>> Francois LE COAT wrote:
>>> I regularly publish surfaces on Sketchfab, exporting them directly
>>> from Eureka 2.12 in VRML2. This is what the Escher knot gives...
>>>
>>>      https://skfb.ly/D9Mu
>>>
>>> But it is also possible to represent the same Escher knot with
>>> MathMod and export it as .OBJ. We can then import it into the
>>> Sketchfab WEB site. This is what it gives...
>>>
>>>      https://skfb.ly/oQGCn
>>>
>>> The difference between Eureka 2.12 and MathMod is that my software
>>> takes into account the color of the facets of the exported object.
>>> The surfaces of Eureka 2.12 can be imported using the MathMod
>>> software which is there:
>>>
>>>      https://github.com/parisolab/mathmod
>>>
>>> I recommend it. It's free software, which is very useful to me.
> 
> Thank you for the answer. Here is the rest of the story.
> 
> It is also possible to represent the same Escher knot with the
> Mathematica software and export it to .3DS. We can then import it
> on the Sketchfab WEB site. This is what it gives...
> 
>      https://skfb.ly/oQRpr
> 
> The difference between Eureka 2.12 and Mathematica is that my software
> takes into account the color of the facets of the exported object. I
> don't know if it's possible to do with this kind of software.

Giving a color to each facet of a surface allows you to create a 3D
object like this one...

	https://skfb.ly/oPExn

It was built with a height field which is a surface with a relief, and
an image, using Eureka 2.12 software. I don't know it can be done with
any other mathematical software, apart from mine. There are other
examples on Sketchfab =)

Regards,

-- 
François LE COAT
Author of Eureka 2.12 (2D Graph Describer, 3D Modeller)
https://eureka.atari.org/

Back to comp.sys.atari.st | Previous | Next — Previous in thread | Find similar

Thread

Escher Knot Francois LE COAT <lecoat@atari.org> - 2024-02-06 17:00 +0100
  Re: Escher Knot Michael Eibl <ikinciadi-news@yahoo.de> - 2024-02-07 22:14 +0100
    Re: Escher Knot Francois LE COAT <lecoat@atari.org> - 2024-02-13 17:00 +0100
      Re: Escher Knot Francois LE COAT <lecoat@atari.org> - 2024-02-14 17:00 +0100

csiph-web