From: Christopher Howard <christopher.howard@qlfiles.net>
To: Help Gnu Emacs <help-gnu-emacs@gnu.org>
Subject: Re: Elisp: Generating Image Files
Date: Mon, 22 May 2017 09:50:10 -0800 [thread overview]
Message-ID: <8be42bed-57d6-5862-4d5d-07210773d04d@qlfiles.net> (raw)
In-Reply-To: <9b5d5f09-abcc-dc92-00bc-fb498a1f69c1@qlfiles.net>
I see Emacs depends on libpng, which I believe has writing
functionality. Is there some way to interface with that through elisp?
On 05/20/2017 03:58 PM, Christopher Howard wrote:
> Hi. One of my little hobbies is exploring digital art or patterns
> generated with various algorithms and formulas. E.g.:
>
> https://qlfiles.net/the-ql-files/next-nearest-neighbors-cellular-automata/
> https://qlfiles.net/the-ql-files/interference-patterns/
>
> Of course, there's a lot of different areas to explore, and some of them
> involve the need to be able output the pixels in pixmap images.
>
> On 05/20/2017 12:33 PM, Yuri Khan wrote:
>> On Sat, May 20, 2017 at 10:35 PM, Christopher Howard
>> <christopher.howard@qlfiles.net> wrote:
>>> But that chapter are only about loading and display images, as far as I
>>> can tell. I want to generate the image itself.
>>
>> What larger goal do you want to achieve by generating an image?
>>
>> The master branch contains a library named svg.el. You might be able
>> to use it, or just generate SVG text with a bunch of (insert)s.
>>
>
--
https://qlfiles.net
next prev parent reply other threads:[~2017-05-22 17:50 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-20 5:20 Elisp: Generating Image Files Christopher Howard
2017-05-20 14:37 ` Emanuel Berg
2017-05-20 15:35 ` Christopher Howard
2017-05-20 20:33 ` Yuri Khan
[not found] ` <9b5d5f09-abcc-dc92-00bc-fb498a1f69c1@qlfiles.net>
2017-05-22 17:50 ` Christopher Howard [this message]
2017-05-26 9:52 ` Thien-Thi Nguyen
2017-05-26 12:42 ` Emanuel Berg
2017-05-26 12:50 ` tomas
2017-05-26 20:46 ` Emanuel Berg
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
List information: https://www.gnu.org/software/emacs/
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=8be42bed-57d6-5862-4d5d-07210773d04d@qlfiles.net \
--to=christopher.howard@qlfiles.net \
--cc=help-gnu-emacs@gnu.org \
/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.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).