Geometry and math library feature requests thread

[parelt]

On Wednesday, 16 June 2021 at 21:48:05 UTC, unDEFER wrote:
> Hello, there!
> I already have a lot of experience with D. I have written my 
> own game engine for my game 
> (https://sourceforge.net/projects/dizzy-omega/), but 
> implementation of my collision detector is 2D and is ugly 
> without good geometry library.
> Now I have even two projects which very need in good geometry 
> math library.
> The first one is utility to fix color profile of any printer by 
> print&scan special color test pages. The task which I can't to 
> solve without good library is interpolating 3D-function only 
> some random points of which are known.
> The second project is also game project. It will use job done 
> in Dizzy Omega, but game engine must be many improved to 
> understand Collada format, animation engine and more universal 
> collision detector in 3D. This game will open source but 
> commercial which will distributed by "pay later" principle. 
> Anyway I again need here some good geometry math library.
>
> [...]

I would like something like: 
https://github.com/ianmackenzie/elm-geometry
Bonus point: 
https://package.elm-lang.org/packages/ianmackenzie/elm-units/latest

Pure and functional style.