[Interest] efficient drawing advice

[André Somers]

william.crocker at analog.com schreef op 26-3-2014 14:56:
>> I too have a similar requirements for monotonic data plots. How do you
>> store the full million points data?
> QVector<double> x, y;
Is that really the quickest? This means that points have to be fetched 
from two different memory locations all the time. Wouldn't something 
like QVector<QPointF> perform better? Also, if your x's are regular, 
there is no need to store them of course...

André