[PyQt] QGraphisView performance

Vicente Sole sole at esrf.fr
Sat Nov 22 12:50:02 GMT 2008


Hi,

Quoting Nahuel Defossé:

> I don't understand which is the best approach to achieve acceptable
> performance when you have to show big areas on this kind of canvas.
> I'd highly appreciate any hints


Since you appreciate any hint, perhaps this info can be applied to  
your problem:

http://labs.trolltech.com/blogs/2006/05/13/fast-transformed-pixmapimage-drawing/

Good luck,

Armando




More information about the PyQt mailing list