From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with archive (Exim 4.43) id 1NCp83-0006vz-Ut for mharc-grub-devel@gnu.org; Tue, 24 Nov 2009 01:44:00 -0500 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1NCp80-0006vL-Ce for grub-devel@gnu.org; Tue, 24 Nov 2009 01:43:56 -0500 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1NCp7v-0006uW-18 for grub-devel@gnu.org; Tue, 24 Nov 2009 01:43:55 -0500 Received: from [199.232.76.173] (port=51680 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NCp7u-0006uR-Rj for grub-devel@gnu.org; Tue, 24 Nov 2009 01:43:50 -0500 Received: from ey-out-1920.google.com ([74.125.78.148]:17402) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1NCp7u-0006GS-C5 for grub-devel@gnu.org; Tue, 24 Nov 2009 01:43:50 -0500 Received: by ey-out-1920.google.com with SMTP id 26so1427808eyw.2 for ; Mon, 23 Nov 2009 22:43:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from :user-agent:mime-version:to:cc:subject:references:in-reply-to :x-enigmail-version:content-type; bh=q8N3ylkBVwNYxpJB/raJ4Ut/JFs3mYE7HaRQmebE4Bc=; b=T++0E6DTAteFSVJL90ZiPbQRd/tu7xTac1ThIPfwzZzTkelLlLLRq1zv7fUwzKLNZw IWtVKhvitSXcnt0lM8bW3IS1OPsy2HMnH/rrxJWVJshJqy4iKx9+NxrMESabCtpmNndy NlyZHCvSqJjubpvL91byr62kqgEac1XfeKCxI= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:x-enigmail-version:content-type; b=W3QaSxvEMN+TQCNoloTurM/1DPiKBVHEhHDuTbaLcIJ21ti/jQOtI3fpm+t2suB7WG pPR3DK2ynd76H3y/Chg9eKoL4e2gyQO0qwe1crDq+3mHlvNEs50fzcMdsm78rYmwpBZt B2mZaRGAuJDFIrLipHPZ53jTE+eYo4t4zq/fE= Received: by 10.213.110.132 with SMTP id n4mr5744549ebp.88.1259045024509; Mon, 23 Nov 2009 22:43:44 -0800 (PST) Received: from debian.bg45.phnet (gprs37.swisscom-mobile.ch [193.247.250.37]) by mx.google.com with ESMTPS id 16sm627598ewy.6.2009.11.23.22.43.41 (version=TLSv1/SSLv3 cipher=RC4-MD5); Mon, 23 Nov 2009 22:43:43 -0800 (PST) Message-ID: <4B0B8091.6060104@gmail.com> Date: Tue, 24 Nov 2009 07:43:29 +0100 From: =?UTF-8?B?VmxhZGltaXIgJ8+GLWNvZGVyL3BoY29kZXInIFNlcmJpbmVua28=?= User-Agent: Mozilla-Thunderbird 2.0.0.22 (X11/20091109) MIME-Version: 1.0 To: Colin D Bennett References: <4B07158F.2020404@gmail.com> <20091120145415.1bedabbc@svelte> In-Reply-To: <20091120145415.1bedabbc@svelte> X-Enigmail-Version: 0.95.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="------------enig038FC240ACE0D83A032799B3" X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6 (newer, 2) Cc: The development of GNU GRUB Subject: Re: gfxmenu available in experimental X-BeenThere: grub-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: The development of GNU GRUB List-Id: The development of GNU GRUB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 24 Nov 2009 06:43:57 -0000 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig038FC240ACE0D83A032799B3 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Colin D Bennett wrote: > On Fri, 20 Nov 2009 23:17:51 +0100 > Vladimir '=CF=86-coder/phcoder' Serbinenko wrote: > > =20 >> Hello, all. After various delays with various cause I'm proud to >> announce the availability of Colin's gfxmenu into experimental branch >> of grub2. >> =20 > > Thanks for keeping things moving forward even while I have not had time= > to do anything on gfxmenu for quite a while. > > =20 >> Known issues with gfxmenu: >> 1) It's slow. At least in qemu. More things are repainted than really >> needed >> =20 > > Yes, it is slow. Whether or not it was to best decision at the time, I > decided during the Summer of Code that I would keep the painting logic > simple as by always repainting the entire screen whenever anything > changes. (I wanted to support fancy features like animated > transitions, backgrounds, and widgets, and I knew that double-buffering= > would be necessary for this.) > > It would perhaps be best to keep track of dirty regions and only repain= t > those parts -- however, this gets more complicated when page flipping i= s > being used as a double-buffering method. > > =20 I optimised it (pushed to branches/gfxmenu and experimental) and now it runs pretty fast on qemu with 1024x768 resolution but this amount of optimisation is far from maximum. Now the 2 main speed problems are initialising (takes few seconds) and scrolling in gfxterm (sluggish). Would you have an idea how to speed up those 2? --=20 Regards Vladimir '=CF=86-coder/phcoder' Serbinenko --------------enig038FC240ACE0D83A032799B3 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iF4EAREKAAYFAksLgJoACgkQNak7dOguQgk+fgD/cWrYfiDZrOeRmvv45IbklVSX fPq6RHyEjY95AdrnwC8A/Aj6TV0HJXcRKKGJ3t8FFehBYN7vQaq2rxLa5/hytOE3 =LUHe -----END PGP SIGNATURE----- --------------enig038FC240ACE0D83A032799B3--