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From: | Jamie Lokier |
Subject: | Re: [Qemu-devel] [PATCH] opengl rendering in the sdl window |
Date: | Tue, 9 Sep 2008 05:17:05 +0100 |
User-agent: | Mutt/1.5.13 (2006-08-11) |
Anthony Liguori wrote: > But copying data isn't super expensive assuming you're hitting the cpu > cache (which you probably are). So I don't know how much it saves in > real life. Indeed. Framebuffers are sometimes a bit big to fit in the CPU cache, if the whole picture is being updated. But I see what you mean when there's a partial update. -- Jamie
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