Hi Mary,
Thank you for providing a solution to this problem. We had only set
resL@trXMinF and resL@trXMaxF to the appropriate values when we first
encountered this problem. Setting also resR@trXMinF and resR@trXMaxF
resolved the problem.
Thanks once again.
saji
....
Saji N. Hameed, Assistant Researcher,
IPRC-SOEST, 2525 Correa Road, Univ. of Hawaii,
Honolulu, HI 96822, U.S.A
http://iprc.soest.hawaii.edu/~saji
tel.: (808) 956 9534 , fax.: (808) 956 9425
----- Original Message -----
From: Mary Haley <haley@ucar.edu>
Date: Tuesday, September 20, 2005 9:16 am
Subject: Re: gsnYRefLine and gsn_csm_xy2
> Hi Saji,
>
> Another user responded to me offline and said he had the same problem.
> We iterated back and forth on this, and found that if you set the
> following:
>
> resR@trXMinF = min(time)
> resR@trXMaxF = max(time)
> resL@trXMinF = min(time)
> resL@trXMaxF = max(time)
>
> you should get the same results as I do.
>
> With the next release of NCL and the gsn** scripts (which will
> probablybe no sooner than a month), you won't need to set these
> resources.
> --Mary
>
> On Tue, 20 Sep 2005, Mary Haley wrote:
>
> >
> > Hi,
> >
> > Can you explain what you mean by "shifted by an arbitrary distance"?
> > I am not seeing this behavior when I run your sample script.
> >
> > Maybe what you are talking about is that the X axis in the first
> plot> is going from 0 to 21, and in the second plot it goes from 1
> to 20.
> > This is because when you add a reference line, it sets the
> > trXMinF/trXMaxF resources to the exact min/max of the X data so that
> > the plot looks nicer.
> >
> > I've attached a PS file that shows the results I get. Please
> compare it
> > with yours and let me know if they are different.
> >
> > --Mary
> >
> > -------------------------------------------------
> > Mary Haley haley@ucar.edu
> > NCAR/SCD/VETS 303-497-1254 (voice)
> > 1850 Table Mesa Dr 303-497-1239 (fax)
> > Boulder, CO 80305
> > -------------------------------------------------
> >
> > On Mon, 19 Sep 2005, Saji N. Hameed wrote:
> >
> >> Hello,
> >>
> >> A colleague of mine encountered an unexpected behavior when he
> used the
> >> attribute gsnYRefline along with gsn_csm_xy2 -- one of the two
> line plots
> >> was shifted by an arbitrary distance.
> >>
> >> To illustrate the problem, consider the following code:
> >>
> >> ;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
> >>
> >> time=ispan(1,20,1)
> >> x=cos(time)
> >> y=20*cos(time)
> >>
> >> wks = gsn_open_wks("x11","xy")
> >> resL = True
> >> resR = True
> >> resR@xyDashPatterns = 1
> >>
> >> plot = gsn_csm_xy2(wks,time,x,y,resL,resR)
> >>
> >> ; If you add the attribute gsnYRefLine, the behavior is unexpected.
> >>
> >> resL@gsnYRefLine = 0.0
> >> plot = gsn_csm_xy2(wks,time,x,y,resL,resR)
> >> ;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
> >>
> >> Is this a feature or a bug?
> >>
> >> NCAR Command Language Version 4.2.0.a032
> >> Operating System (Linux, also encountered the bug on NCL running
> >> on Mac OS:Tiger)
> >>
> >> saji
> >> .....
> >>
> >> Saji N. Hameed
> >> Assistant Researcher
> >> International Pacific Research Center,
> >> 2525 Correa Road, Honolulu, HI 96822
> >>
> >> _______________________________________________
> >> ncl-talk mailing list
> >> ncl-talk@ucar.edu
> >> http://mailman.ucar.edu/mailman/listinfo/ncl-talk
> >
>
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