From mboxrd@z Thu Jan 1 00:00:00 1970 From: Antonino Daplas Subject: Re: Re: FBdev updates. Date: 21 Feb 2003 18:46:44 +0800 Sender: linux-fbdev-devel-admin@lists.sourceforge.net Message-ID: <1045824362.1202.4.camel@localhost.localdomain> References: Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: Received: from pine.compass.com.ph ([202.70.96.37]) by sc8-sf-list1.sourceforge.net with smtp (Exim 3.31-VA-mm2 #1 (Debian)) id 18mAgt-0004iG-00 for ; Fri, 21 Feb 2003 02:46:04 -0800 In-Reply-To: Errors-To: linux-fbdev-devel-admin@lists.sourceforge.net List-Help: List-Post: List-Subscribe: , List-Id: List-Unsubscribe: , List-Archive: Content-Type: text/plain; charset="us-ascii" To: Geert Uytterhoeven Cc: James Simmons , Petr Vandrovec , Dave Jones , Linux Kernel Mailing List , Linux Fbdev development list On Fri, 2003-02-21 at 17:09, Geert Uytterhoeven wrote: > On 21 Feb 2003, Antonino Daplas wrote: > > Note: I cannot test with 12x22 fonts in 2.4 because some/most drivers do > > not support it. > > Which specific drivers are you talking about? All drivers for popular cards > support fontwidth 12 (Matrox, ATI, nVidia, 3Dfx, Permedia, VESA, ...). > > You're absolutely correct, I'm wondering why I thought that :-) Here's a benchmark for 12x22, and it's 2x slower than 8x16, 2.4.x or 2.5.x. Still, the 2.5.x version is slower than 2.4.x. Tony no accel scrollmode: yredraw font: 12x22 visual: packed pixels time cat /usr/src/linux/MAINTAINERS linux 2.4.20 bpp8 ---- real 0m4.984s user 0m0.000s sys 0m4.940s bpp16 ----- real 0m9.188s user 0m0.000s sys 0m9.090s bpp24 ----- real 0m14.574s user 0m0.000s sys 0m14.380s bpp32 ----- real 0m18.578s user 0m0.000s sys 0m18.390s linux-2.5.62 bpp8 ---- real 0m5.247s user 0m0.001s sys 0m5.245s bpp16 ----- real 0m9.640s user 0m0.001s sys 0m9.591s bpp24 ----- real 0m15.943s user 0m0.001s sys 0m15.944s bpp32 ----- real 0m19.653s user 0m0.002s sys 0m19.651s ------------------------------------------------------- This SF.net email is sponsored by: SlickEdit Inc. Develop an edge. The most comprehensive and flexible code editor you can use. Code faster. C/C++, C#, Java, HTML, XML, many more. FREE 30-Day Trial. www.slickedit.com/sourceforge