<p>Personally in my coding career I rarely have needed double precision.</p>
<p>"In speed terms, there's no difference between float and double on the more modern hardware. Space-wise, double is 2x larger. As with desktop machines, assuming space isn't an issue, you should prefer double to float. "</p>
<p>This doesn't take caches or memory latency into account so needs to be taken with a large pinch of salt!</p>
<p>I think some benchmarking on a real real-heavy workload would be useful here, maybe some image processing with a qreal for each colour component?</p>
<p>The<br>
On Nov 24, 2011 7:30 PM, "BogDan" <<a href="mailto:bog_dan_ro@yahoo.com">bog_dan_ro@yahoo.com</a>> wrote:<br>
><br>
> Hello everybody,<br>
><br>
> Someone point this issue on android-qt mailing list [1], I need your advice on this matter. Also be ware, this change will break break the ABI.<br>
><br>
><br>
> So, should we do this change ?<br>
><br>
><br>
> Cheers,<br>
> BogDan.<br>
><br>
> [1] <a href="http://groups.google.com/group/android-qt/browse_thread/thread/69f963eb45b7228d/ec92483bf585241f">http://groups.google.com/group/android-qt/browse_thread/thread/69f963eb45b7228d/ec92483bf585241f</a><br>
><br>
</p>