This ripple effect will be used by the WaterAnimation to generate a cool simulation of water flowing inside a plasma widget :)
svn path=/trunk/KDE/kdelibs/; revision=1116473
Drawing the blur text takes 65% of the time while changing desktop on my desktop
(40 opened windows)
QImage::width() and QImage::height() are not inline, do not call them on a tight
loop or they consume 10% of the time.
Reviewed by Alexis
svn path=/trunk/KDE/kdelibs/; revision=1020918
