[prev in list] [next in list] [prev in thread] [next in thread] 

List:       kde-panel-devel
Subject:    Re: Re: OpenGL and Plasma::Wallpaper
From:       Shaun Reich <shaun.reich () kdemail ! net>
Date:       2012-01-01 18:37:45
Message-ID: CADVynFA2eBnWqVexGFM=aQq5or30ZezckMtrd7ytJ7Y1KhgZHg () mail ! gmail ! com
[Download RAW message or body]

On Sun, Jan 1, 2012 at 12:54 PM, Martin Gr=E4=DFlin <mgraesslin@kde.org> wr=
ote:
> On Saturday 31 December 2011 12:10:37 Shaun Reich wrote:
>> On Sat, Dec 31, 2011 at 5:17 AM, Martin Gr=E4=DFlin <mgraesslin@kde.org>=
 wrote:
>> > On Thursday 29 December 2011 11:21:36 Justin L. Boss wrote:
>> > Personally I am not a big fan of having animations which would require
>> > OpenGL in the background. Most of the time the background is not visib=
le,
>> > it requires resources and puts load on the compositor which has to upd=
ate
>> > the scene although nothing changes (full repaints are most expensive).
>> >
>> > May I ask why you want to use OpenGL?
>>
>> Probably because QPainter is dog slow.
> using OpenGL doesn't make it faster if you need QPainter to render to the
> background ;-)

Aaw, I was hoping using OGL/qml and what not would remove the need to
go through QPainter at all. If only...

> So unless our wallpapers learn to not redraw the areas which are not visi=
ble
> anyway (which is probably impossible to know for the wallpaper), I am not=
 a
> fan of animated wallpapers in general.
>
> Just for the record: using always animated wallpapers should perform bett=
er
> thanks to optimizations in 4.8.

Cools.


-- =

Shaun Reich,
KDE Software Developer (kde.org)
_______________________________________________
Plasma-devel mailing list
Plasma-devel@kde.org
https://mail.kde.org/mailman/listinfo/plasma-devel
[prev in list] [next in list] [prev in thread] [next in thread]