POV-Ray : Newsgroups : povray.general : Source code gold mine Server Time
24 Dec 2024 07:32:11 EST (-0500)
  Source code gold mine (Message 1 to 4 of 4)  
From: Bald Eagle
Subject: Source code gold mine
Date: 29 Jun 2017 10:55:01
Message: <web.595514a04cfcf4e3c437ac910@news.povray.org>
As I often am experimenting with different projects and visualizations, I come
across the frustrating fact that I haven't had enough formal math[s] education,
and don't have a readily available toolkit of code snippets to get past certain
basic, fundamental mathematical / geometric problems.
There is also the challenge that doing something geometrically, mathematically,
translating that to code, and then translating THAT into code that represents
mathematical lines into cylinders and tori, etc. are all somewhat different
tasks that need to be approached differently, structured differently, start of
with different data, etc.

F. Lohmueller's site is an excellent resource, but there are so many
mathematical and geometric tasks that need to be done for certain scenes, that
it would be impossible for him to anticipate, code, and have them all available
on his page.

With regard to some recent and continued interest in Voronoi, Delaunay, stacking
objects (spheres), etc, I have found:

https://people.sc.fsu.edu/~jburkardt/f_src/f_src.html

(Which specifically had some cpp code for calculating the center and radius of
the insphere of an irregular tetrahedron.)

I'm having a go at converting some of it to SDL, though I envision some of these
simple tasks as being a very nice addition to the internal functions of POV-Ray
4.0

Just thought I'd share the link and my thoughts.


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From: LanuHum
Subject: Re: Source code gold mine
Date: 29 Jun 2017 11:45:00
Message: <web.59551f7dc165d2427a3e03fe0@news.povray.org>
"Bald Eagle" <cre### [at] netscapenet> wrote:

> simple tasks as being a very nice addition to the internal functions of POV-Ray
> 4.0

Look here:
https://www.youtube.com/watch?v=nVO1zDQc5LU
Speed AoI strikes the imagination. This is the fourth version. :))))


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From: LanuHum
Subject: Re: Source code gold mine
Date: 29 Jun 2017 12:25:00
Message: <web.5955290ac165d2427a3e03fe0@news.povray.org>
"LanuHum" <Lan### [at] yandexru> wrote:

> This is the fourth version. :))))
Sorry! This is necessary for the fourth version Povray


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From: Thomas de Groot
Subject: Re: Source code gold mine
Date: 30 Jun 2017 02:47:03
Message: <5955f3e7$1@news.povray.org>
On 29-6-2017 16:54, Bald Eagle wrote:
> As I often am experimenting with different projects and visualizations, I come
> across the frustrating fact that I haven't had enough formal math[s] education,
> and don't have a readily available toolkit of code snippets to get past certain
> basic, fundamental mathematical / geometric problems.

I know what you mean...

[snip]

> 
> With regard to some recent and continued interest in Voronoi, Delaunay, stacking
> objects (spheres), etc, I have found:
> 
> https://people.sc.fsu.edu/~jburkardt/f_src/f_src.html
> 
> (Which specifically had some cpp code for calculating the center and radius of
> the insphere of an irregular tetrahedron.)
> 
> I'm having a go at converting some of it to SDL, though I envision some of these
> simple tasks as being a very nice addition to the internal functions of POV-Ray
> 4.0
> 
> Just thought I'd share the link and my thoughts.
> 
> 

Interesting site with much potential I guess. I need to ponder this but 
aside from that I agree with you about version 4.0.

-- 
Thomas


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