POV-Ray : Newsgroups : povray.binaries.images : An experiment in monochrome : Re: An experiment in monochrome Server Time
6 Oct 2022 13:46:00 EDT (-0400)
  Re: An experiment in monochrome  
From: Tor Olav Kristensen
Date: 9 Jun 2021 16:30:00
Message: <web.60c1247b23b82ed54ca121e789db30a9@news.povray.org>
"Bald Eagle" <cre### [at] netscapenet> wrote:
> I know TOK wrote the gradient functions in the distributed include files, and
> there are edge-finding algorithms that give you the gradient of the image as a
> bonus.

Hi Bill

Please note that most of the credit for the Vector analysis macros should go to
Christoph Hormann, which did the heavy lifting. I just suggested some

I agree with you; it may be that experimenting with pigment maps will be
rewarding here.

Tor Olav

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