POV-Ray : Newsgroups : povray.beta-test : v3.8 Clean up TODOs. f_superellipsoid() / shadow cache. : Re: v3.8 Clean up TODOs. f_superellipsoid() / shadow cache. Server Time
1 Oct 2022 10:19:57 EDT (-0400)
  Re: v3.8 Clean up TODOs. f_superellipsoid() / shadow cache.  
From: jr
Date: 21 Apr 2020 03:55:00
Message: <web.5e9ea6551e176347827e2b3e0@news.povray.org>
hi,

William F Pokorny <ano### [at] anonymousorg> wrote:
> On 4/18/20 4:12 PM, jr wrote:
> > ... the problem is/was the range of float not being enough.
>
> Not trying to be flippant, but I think it does when it does, and doesn't
> when it doesn't. It's a judgement.
>
> The scale and range of a scene with respect to accuracy as an issue is
> always there relative to the accuracy you have available.

naively, I'd assumed some kind of upgrade/development "policy" that sees all
floats replaced with doubles, in time.

> ...
> Relatedly, I believe in going after better performance continually in
> software tools - otherwise you're on the slippery slope to poky. :-)

hmm, I probably "sit on the fence" on that.  eg agree with you when it's a
compiler or other s/ware which has to take h/ware developments into account, but
kind of disagree for, say, programs not tied to h/ware, like 'sed'.


regards, jr.


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