POV-Ray : Newsgroups : povray.text.scene-files : [Minimum Volume] Bounding Ellipsoid via SVD : Re: [Minimum Volume] Bounding Ellipsoid via SVD Server Time
25 Apr 2024 07:39:39 EDT (-0400)
  Re: [Minimum Volume] Bounding Ellipsoid via SVD  
From: jr
Date: 17 Nov 2019 21:45:01
Message: <web.5dd204daf7b9a3affeeb22ff0@news.povray.org>
hi,

"Bald Eagle" <cre### [at] netscapenet> wrote:
> "jr" <cre### [at] gmailcom> wrote:
> > please post a data file.
> done.

cheers.

> >  when you say "400", are you trying to run a 400x400
> > matrix?  not sure but you *might* hit the limits -- the code's recursive, no?
>
> 400 x 3 matrix.   A "vector" data type that uses 400 povray vectors split up
> into x, y, and z values.
>
> So I just figured I'd read in the 400 first, size my array according to that,
> and then just pipe the whole file into the compiled SVD processor.
>
> Right now I just wanted to see if that worked, so I'm just gonna import the
> data, and then print it back out to show that that part works, then copy that
> working code into the SVD .cpp file.
>
> This is mid-hack, so it's uglier than usual    ;)

first glance -- I'd advise to supply both cols + rows as part of the matrix
data, rather than hardwiring the inner loop.

bedtime now, here.  hasta manana.


regards, jr.


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