On 03/26/2014 10:04 AM, André Somers wrote: > william.croc...@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... >
Yes, QVector<QPointF> would be better in some circumstances. But, sometimes I have this: QVector<double> x, y1, y2, y3; And my x's are irregular. And fetching from two different memory locations is the least of my worries. :-) Bill > André > > > _______________________________________________ > Interest mailing list > Interest@qt-project.org > http://lists.qt-project.org/mailman/listinfo/interest > > _______________________________________________ Interest mailing list Interest@qt-project.org http://lists.qt-project.org/mailman/listinfo/interest
