all messages for Emacs-related lists mirrored at yhetil.org
 help / color / mirror / code / Atom feed
From: "Drew Adams" <drew.adams@oracle.com>
To: "'Lennart Borgman'" <lennart.borgman@gmail.com>,
	"'emacs help'" <help-gnu-emacs@gnu.org>
Subject: RE: cieluv <-> rgb conversion
Date: Fri, 31 Jul 2009 15:45:07 -0700	[thread overview]
Message-ID: <87746D765FEB4107A5A37140C29370D1@us.oracle.com> (raw)
In-Reply-To: <e01d8a50907311520m5bbefebbp487417d4d321f78b@mail.gmail.com>

> Anyone have algorithms in elisp for color conversions cieluv <-> rgb?

Dunno. But HSV is perhaps close enough? If so:
http://www.emacswiki.org/cgi-bin/wiki/hexrgb.el

Even if not, you can probably adapt the code there by adapting the HSV <-> RGB
conversion algorithms.





  reply	other threads:[~2009-07-31 22:45 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-31 22:20 cieluv <-> rgb conversion Lennart Borgman
2009-07-31 22:45 ` Drew Adams [this message]
2009-07-31 22:48   ` Lennart Borgman
2009-07-31 23:07     ` Drew Adams

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=87746D765FEB4107A5A37140C29370D1@us.oracle.com \
    --to=drew.adams@oracle.com \
    --cc=help-gnu-emacs@gnu.org \
    --cc=lennart.borgman@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
Code repositories for project(s) associated with this external index

	https://git.savannah.gnu.org/cgit/emacs.git
	https://git.savannah.gnu.org/cgit/emacs/org-mode.git

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.