Hi David Does the graphing package have any special modules for network performance analysis ? Something like TraceGraph ......
Thank you Joe On Apr 1, 2005 3:16 PM, Richard Gipps <[EMAIL PROTECTED]> wrote: > David, > There is also a very good graphing package lumped in with some > other stuff called GTKExtra http://gtkextra.sourceforge.net/ It may at > first glance look like the package hasn't been updated for a while but if > you check the mailing list you will see there is activity and the CVS > sources are being updated regularly. > > Richard. > > At 15:45 31/03/05, you wrote: > >I been developing mostly on embedded Linux platforms for the last eight > >years (mostly soft realtime stuff). I have a lot of experience on Linux > >in general, but have never developed a GUI application for X. > >I chose GTK simply because, from the outside, it appears to have the > >same programming style as me. > > > >I need to develop a software signal processing program. It goes > >generally like this: > > > >1. High speed data comes in on a capture card. > >2. The data goes through several algorithm modules. > >3. Result is pumped back out a different card, or captured for analysis. > > > >What the GUI needs to do is to act like either a spectrum analyzer or an > >O-Scope at the input and output of the algorithm modules. All of the > >underlying stuff I can handle but I have a few GTK/GUI design questions, > >that if I could get answered would, speed up my learning curve and > >development time. > > > >Questions: > >1. I'm not used to giving up program flow by calling gtk_main. I see > >there is a function to interrupt gtk_main in a timely manner, is there > >also a function to interrupt gtk_main when a file handle becomes > >available? Or more likely a series of file handles (like the select > >function)? > > > >2. Obviously I have to do a lot of drawing and displaying graphics. > >What I want is to be able to draw in a window just like the old Borland > >BGI interface. I realize that this sort of direct pixel access is not > >allowed under the GTK (or 'X') model. So considering that my graphic is > >not going to be a particular file format (PNG, BMP, etc), what widget > >would lend itself to this kind of display. I'm not sure this is clear, > >but basically I'm thinking I will draw my waveforms in a buffer and tell > >the widget about the buffer and then display it. > > > >3. The data is going to be coming in hot and heavy, obviously even > >direct control of the display is not going to keep up. Is there a way > >to tell when the "drawing" of the widget is complete, so that I can tell > >if its time to draw another buffer, and display? > > > >Thanks for your time... > >-- > >David L. Martin <[EMAIL PROTECTED]> > >http://www.kc2lcf.net > > > >Welcome to the shallow end of the Internet! > > > >_______________________________________________ > >gtk-app-devel-list mailing list > >gtk-app-devel-list@gnome.org > >http://mail.gnome.org/mailman/listinfo/gtk-app-devel-list > > _______________________________________________ > gtk-app-devel-list mailing list > gtk-app-devel-list@gnome.org > http://mail.gnome.org/mailman/listinfo/gtk-app-devel-list > _______________________________________________ gtk-app-devel-list mailing list gtk-app-devel-list@gnome.org http://mail.gnome.org/mailman/listinfo/gtk-app-devel-list
