From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: David Pirotte Newsgroups: gmane.lisp.guile.user Subject: Re: How to make GNU Guile more successful Date: Sat, 18 Feb 2017 14:55:24 -0200 Message-ID: <20170218145524.7a5e5c2b@capac> References: <6315ebf51aec83aaff1c7fbbec685c0b@openmailbox.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; boundary="Sig_/XMoE2bKgxY8qYejELc/XjFG"; protocol="application/pgp-signature" X-Trace: blaine.gmane.org 1487437000 31457 195.159.176.226 (18 Feb 2017 16:56:40 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 18 Feb 2017 16:56:40 +0000 (UTC) Cc: "guile-user@gnu.org" , Rodger Fox To: sirgazil Original-X-From: guile-user-bounces+guile-user=m.gmane.org@gnu.org Sat Feb 18 17:56:34 2017 Return-path: Envelope-to: guile-user@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cf8JF-0007Re-DV for guile-user@m.gmane.org; Sat, 18 Feb 2017 17:56:33 +0100 Original-Received: from localhost ([::1]:59102 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cf8JI-0004e5-7L for guile-user@m.gmane.org; Sat, 18 Feb 2017 11:56:36 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:57600) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cf8Ii-0004dE-W5 for guile-user@gnu.org; Sat, 18 Feb 2017 11:56:02 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cf8Ie-0001LO-Ae for guile-user@gnu.org; Sat, 18 Feb 2017 11:56:01 -0500 Original-Received: from maximusconfessor.all2all.org ([79.99.200.102]:39773) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cf8Ie-0001Ia-0q for guile-user@gnu.org; Sat, 18 Feb 2017 11:55:56 -0500 Original-Received: from localhost (unknown [192.168.0.2]) by maximusconfessor.all2all.org (Postfix) with ESMTP id 15438A04C171; Sat, 18 Feb 2017 17:55:39 +0100 (CET) Original-Received: from maximusconfessor.all2all.org ([192.168.0.1]) by localhost (maximusconfessor.all2all.org [192.168.0.2]) (amavisd-new, port 10024) with ESMTP id lCF8hc0dTb+b; Sat, 18 Feb 2017 17:55:34 +0100 (CET) Original-Received: from capac (unknown [179.210.16.48]) by maximusconfessor.all2all.org (Postfix) with ESMTPSA id 83254A04C15C; Sat, 18 Feb 2017 17:55:33 +0100 (CET) In-Reply-To: X-Mailer: Claws Mail 3.14.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x [fuzzy] X-Received-From: 79.99.200.102 X-BeenThere: guile-user@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: General Guile related discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guile-user-bounces+guile-user=m.gmane.org@gnu.org Original-Sender: "guile-user" Xref: news.gmane.org gmane.lisp.guile.user:13290 Archived-At: --Sig_/XMoE2bKgxY8qYejELc/XjFG Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Heya, > There is Guile-Cairo if you just want a basic canvas. > http://www.nongnu.org/guile-cairo/ > See also: https://www.cairographics.org/ Which you can use from Guile-Clutter [1], a must. I maintain a personal too= lbox, called grip, which as some guile-clutter examples [2], some using cairo (t= he spline, the clock ...) https://www.gnu.org/software/guile-gnome/clutter/ [1] http://www.nongnu.org/grip/examples.html [2] > The problem is their level is not as high as I'd like. The course I'm fol= lowing is > for beginner programmers, so they use higher level libraries for drawing = and > animating. For example, you can write a checker pattern function like thi= s: > (define (checker-pattern color-a color-b) > (above (beside (square 20 "solid" color-a) (square 20 "solid" color-b)) > (beside (square 20 "solid" color-b) (square 20 "solid" color-a)))) > The functions "above", "beside", and "square" come with a Racket's image = library. > Guile cairo's interface is lower level, it feels like reading the SVG > specification, but without the geometric shapes. I'm working on Guile-CV, a computer vision functional programming library f= or Guile, which provides a high level API. I uploaded a tarball here (for GNU evalua= tors), here: http://download.savannah.gnu.org/releases/grip/guile-cv/guile-cv-0.1.0.tar= .gz http://download.savannah.gnu.org/releases/grip/guile-cv/guile-cv-0.1.0.tar= .gz.sig [ GPG Key: A3057AD7 [ gpg --keyserver keys.gnupg.net --recv-keys A3057AD7 [ I will upload a new version within the next few days, stay tuned... Chers, David --Sig_/XMoE2bKgxY8qYejELc/XjFG Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEhCJlRZtBM3furJHe83T9k6MFetcFAliofHwACgkQ83T9k6MF etchOAf/fYPqXAb+5yhfdqGCmbq6Trw4ya5V8kjx+mg8JcWpPR05nzs5fTQpn5B6 0o7dFU98Ww8sZioq4MvlIGQPTd8jHte2il5MV9uAiM6bbyP9tjZRd7rouAwJLaNZ 8edF4rj34W0Vbxym/I2RY27WViqoihVI2yB6ELB/WKcreyGqyBaeh3QOzRtZFyZv UVysxj0186UCgcGC62jRVvwgutuEvhbt08SEmbuE3QSDETSuP9P9bqbkJY3AomP5 J3WFlq6mRu4jMxKJjkfNwZx/IrOtTymkFdjK+vuUoqLOIT4kCritQIXFQRVf94qO QtX8MxgKN0Pbn/hVQ74W4oNpEZRsTQ== =SFW1 -----END PGP SIGNATURE----- --Sig_/XMoE2bKgxY8qYejELc/XjFG--