Problem in plotting 3D plot using QWT

[johnMick]

Hi ,
I am newbie to QT and QWT. In my project i have to plot some 3 D plot which is somewhat like contour plots but i am unable to plot it using QWT even i tried spectrogram countour example too but i was unable to get expected graph.I have attached expected graph with this mail. Please help me to plot this curve using QWT.

[FelixB]

Hi,

you should post in the qwt-section in this forum. then you can describe what you tried (show code) and explain what exactly did not work - how did the result look like?

based in the information you gave I can only say "you're doing something wrong".

Felix