POV-Ray : Newsgroups : povray.general : 3D convex hull ... of sorts : Re: 3D convex hull ... of sorts Server Time
2 Oct 2025 22:28:52 EDT (-0400)
  Re: 3D convex hull ... of sorts  
From: kurtz le pirate
Date: 19 Sep 2025 09:55:24
Message: <68cd60cc$1@news.povray.org>
On 19/09/2025 02:00, Bald Eagle wrote:
> After Kenneth's recent post, I was contemplating the structure of meshes, and
> how to mesh a raw point cloud, and my brain started connecting Voronoi with the
> gift-wrapping algorithm, and somewhere in there I thought it would be
> interesting to simply see the intersection of the prisms generated by projecting
> the points onto the 3 cardinal planes.
> 
> An even, regular distribution of a lot of random points basically gave me a cube
> with uneven edges and corners, so I cut down the number of points, and then
> anisotropically scaled the random coordinates.
> 
> I think that a lot of points randomly generated inside a more complex object
> would yield more interesting results.
> 
> As would intersecting more than 3 prisms.
> 
> But it was just playing with the proof-of-concept of the idea.
> 
> Kind of an axis-aligned bounding prism, if you will.
> 


I'm surprised you brought that up !

I've been studying this same topic since this morning, and I'm currently 
studying Leo McCormack's code on GitHub.
<https://github.com/leomccormack/convhull_3d>


LOL


-- 
kurtz le pirate
compagnie de la banquise


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