[Kst] slowness due to QPainterPath::arcTo

C. Barth Netterfield barth.netterfield at gmail.com
Mon Feb 23 16:24:45 UTC 2015

Sounds like a kst bug...  We shouldn't be sending nans to qt.

Can you open a bug report with a example (small) data file that triggers the messages?


On February 23, 2015 10:46:01 AM EST, Jean-Dominique Barnichon <jdbarnichon at gmail.com> wrote:
> Dear all,
>I'm a new user of the kst software, I've now spent some days using it.
>kst is really nice and impressive, but I'm facing the following problem
>Depending on the data files plotted, I can end up with a slowness of
> with the following message printed in the command window:
>  QPainterPath::arcTo: Adding arc where a parameter is NaN, results are
>As far I understand this message is related to Qt, but printing this
>message is what makes kst so slow in my case.
>Does anybody know if and how to turn off this message printing?
>Or anothzer way to solve this issue?
>Thanks in advance
>Kst mailing list
>Kst at kde.org

C. Barth Netterfield
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