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List:       koffice-devel
Subject:    Re: [PATCH] - Major performance, minor painting bug in kpresenter
From:       Nicolas Goutte <nicolasg () snafu ! de>
Date:       2004-12-25 14:34:57
Message-ID: 200412251534.58051.nicolasg () snafu ! de
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Does it fix bug #76033 ?
http://bugs.kde.org/show_bug.cgi?id=76033

On Saturday 25 December 2004 13:34, Thorsten Zachmann wrote:
> Hello Maksim,
>
> > Hi... Currently, there is a bug in how KPPixmapObject caches/draws which
> > causes it to resize the pixmap every time it draws -- causing pixmap ->
> > image -> pixmap conversion every time, which causes KPresenter to be
> > slowwww with embedded images, and which also produces an unpainted line
> > at border.
> >
> > The reason for this is that when the cached pixmap is generated, it is
> > drawn to a rectangle that excludes the border. However, the pixmap
> > generator makes it full-sizes, including the border. Hence, at each
> > painting it has to resize it ~2 pixels down, and has double-border..
>
> Good find.
(...)

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