[Solved] QWT plot is running very slow

desperado_43 · wrote on 24 Jul 2012, 14:17

hi ,
I have apps to graph ECG signal on mini 2440. Singals are realtime . First time , signal is very good until end of the qwtplot , then next signals is getting slower . After a few minutes , Apps is not responding.
Is there any body to help me
Thanks...

Scylla · wrote on 25 Jul 2012, 20:13

How we can help without code? May be your app ran out of memory or somthing else?

desperado_43 · wrote on 26 Jul 2012, 09:43

ı solved it , I was using QwtPlotCurve::setSamples(...) methot , but now I us QwtPlotCurve::setRawSamples(...).That is Ok. Program is faster than before

koahnig · wrote on 26 Jul 2012, 09:47

I have marked your thread as solved. Please do next time.