Re: XForms: XYPlot and double point vectors?

From: spl@ncmir.ucsd.edu
Date: Mon Mar 11 2002 - 21:23:59 EST


# To subscribers of the xforms list from spl@ncmir.ucsd.edu :

> ... I'm dumping the plot to a
> temporary float vector and then plotting that, which works for
> now...but, in the future, I will be modifying the plot and would
> like the results to be updated live. I haven't played with it yet
> to see if I have to change my ersatz vector to get changes to the
> real one to show up, but I'm guessing that I will (in other words:
> do calculation, copy result to temp vector, replot temp
> vector/refresh xyplot).

I suppose it will depend on how much data you're trying to throw at
XYplot but I've done "live" updates of up to 1024 points without any
appreciable delay. Most of the overhead is going to be in making the
underlying X function calls and transferring the data to the X server.

                                                        spl

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