[gradsusr] Selective display when using gxout vector and gxout stream

[Muhammad Yunus Ahmad Mazuki]

I will try, thank you.

On Mon, Mar 25, 2013 at 7:55 PM, Davide Sacchetti <
davide.sacchetti at arpal.gov.it> wrote:

> you can use maskout, eg.:
> display maskout(u,mag(u,v)-30);v
> bye bye
> Davide
>
> On Sun, 2013-03-24 at 20:56 +0800, Muhammad Yunus Ahmad Mazuki wrote:
> > Hi,
> >
> > When gxout contour and shaded is used, one can use set clev and set
> > set ccols to display levels that are only interested in and set the
> > colours as well. One application of this is one can create a plot
> > where values below certain point will not be displayed, such as
> > displaying only zonal wind in the range of 30 m/s to 40 m/s.
> >
> > What I would like to know is, is it possible to control the  display
> > of gxout stream and gxout vector in this way as well. I know the plots
> > will have some unplotted paches, but my purpose is to highlight only
> > certain areas only. I'm trying to plot anomalies in vector and stream,
> > and would like to filter the anomalies, so that only values that are
> > bigger than 3.0 (example) will be plotted. Has anyone try this before?
> >
> > Yunus.
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>
> --
> --> Attenzione cambio indirizzo: davide.sacchetti at arpal.gov.it
> --
> Davide Sacchetti
> Centro Funzionale Meteo Idrologico di Protezione Civile della Regione
> Liguria
> ARPAL Unità Tecnica Complessa di livello Regionale
> V.le Brigare Partigiane 2 16121 Genova (I)
> tel: +39 010 6437535                    fax: +39 010 6437520
> mail: davide.sacchetti at arpal.gov.it     web: www.meteoliguria.it
>
>
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