[PyQt] QGraphicsScene/Item/View optimisation

Frédéric frederic.mantegazza at gbiloba.org
Fri Feb 6 12:34:40 GMT 2009

Le 5/2/2009, "Grissiom" <chaos.proton at gmail.com> a écrit:

> I think you may try some CacheFlag or OptimizationFlag in QGraphicsView, see:

I tried these flags, but they didnt change anything :o(

I attached a short example to show my problem. As soon as the crosshair
starts to move, the CPU goes to 100%!

Any idea to improve that code?

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