[Kstars-devel] [patch] improve rendering time for stars by a factor of 20

Jason Harris jharris at 30doradus.org
Tue Dec 25 01:15:41 CET 2007


Hi,

On Monday 24 December 2007 02:00:12 pm James Bowlin wrote:
> I thought we stopped anti-aliasing when slewing (dragging).  Did you
> disable this feature when testing the ellipse drawing code?  I think
> the code is in skymapevents.cpp line 779:
>
>   psky.setRenderHint(QPainter::Antialiasing, (!slewing &&
>      Options::useAntialias()));
>
Yes, I disabled this for testing purposes.  Actually, with the faster drawing, 
I'm considering removing the slew-mode aliasing altogether, and leaving 
antialiasing set to the user's option at all times.  Comments?

Jason


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