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List:       kde-games-devel
Subject:    Re: [Kde-games-devel] KSame
From:       Henrique Pinto <henrique.pinto () kdemail ! net>
Date:       2006-11-05 11:42:18
Message-ID: 200611050942.18945.henrique.pinto () kdemail ! net
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On Sun 05 Nov 2006 09:37, Johann Ollivier Lapeyre wrote:
> "It depends what you need. If you need a pure argb32 format then you
> picked correctly.
> Premultiplied is going to be faster (on X11 even more so because on
> XRender we use premultiplied colors). So if you can (meaning if the
> underlying code can deal with premultplied alpha) try to use
> premultiplied argb32, it's going to be quite a bit faster.

In Qt3, converting a QImage to a QPixmap was a rather expensive operation. 
Is it fast in Qt4?


-- 
	Henrique Pinto
	henrique.pinto@kdemail.net
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