[ncl-talk] gsn_csm_vector_scalar_map
Karin Meier-Fleischer
meier-fleischer at dkrz.de
Sun Feb 7 06:52:57 MST 2016
Sorry, it has to be min(pi(i,:,:)) and max(p(i,:,:)).
> Am 07.02.2016 um 14:42 schrieb Karin Meier-Fleischer <meier-fleischer at dkrz.de>:
>
> What does min(p(i)) and max(p(i)) return?
>
>
>> Am 05.02.2016 um 21:21 schrieb alesall <alesall at iri.columbia.edu <mailto:alesall at iri.columbia.edu>>:
>>
>> Hi, is it complaining that the spacing is too fine compared to the wide range between min and max values, and reverting to doing what it thinks best?
>>
>>
>>
>> --
>> Alessandra Giannini
>> IRI for Climate and Society - The Earth Institute at Columbia University
>> P.O. Box 1000, Palisades NY 10964-8000
>> phone/fax: +1 845 680-4473/4864 - email: alesall at iri.columbia.edu <mailto:alesall at iri.columbia.edu>
>>> On Feb 5, 2016, at 3:19 PM, Xi Chang <xi.chang01 at gmail.com <mailto:xi.chang01 at gmail.com>> wrote:
>>>
>>> Hi Karin,,
>>>
>>> I did, but it doesnt work for gsn_csm_vector_scalar_map, no idea why..
>>>
>>> Chang.
>>>
>>> On Fri, Feb 5, 2016 at 7:53 PM, Karin Meier-Fleischer <meier-fleischer at dkrz.de <mailto:meier-fleischer at dkrz.de>> wrote:
>>> Hi Xi,
>>>
>>> have you taken a look at the first example of the vector examples page
>>> http://ncl.ucar.edu/Applications/Scripts/vector_1.ncl <http://ncl.ucar.edu/Applications/Scripts/vector_1.ncl>
>>>
>>> When you want to control the minimum/maximum and interval of the contour lines use
>>> res at cnLevelSelectionMode = "ManualLevels" ; set manual contour levels
>>> res at cnMinLevelValF = 24.0 ; set min contour level
>>> res at cnMaxLevelValF = 29 ; set max contour level
>>> res at cnLevelSpacingF = 0.10 ; set contour spacing
>>> Bye,
>>> Karin
>>>
>>> Am 05.02.16 um 19:00 schrieb Xi Chang:
>>>> Hello...
>>>>
>>>> Could you please tell me how to control the contour interval for color shading once im using this function gsn_csm_vector_scalar_map.
>>>>
>>>> ;===========PLOT=================
>>>>
>>>> wks = gsn_open_wks("png","overlay")
>>>>
>>>> res = True ; plot mods desired
>>>> plot = new(16,graphic)
>>>>
>>>> res at gsnDraw = False ; don't draw
>>>> res at gsnFrame = False ; don't advance frame
>>>>
>>>> ; vector rescoures
>>>> res at vcRefLengthF = 0.045
>>>> res at vcRefMagnitudeF = 20.0
>>>> res at vcRefAnnoOrthogonalPosF = -0.12
>>>> res at vcRefAnnoParallelPosF = 0.997
>>>> res at vcRefAnnoFontHeightF = 0.015
>>>> res at vcMinDistanceF = 0.03
>>>> res at lbLabelBarOn = False
>>>>
>>>> res at mpProjection = "AzimuthalEquidistant" ; choose map projection
>>>> res at mpLimitMode = "LatLon" ; use lat/lon coordinates to limit area
>>>> res at mpMinLatF = 25.
>>>> res at mpMaxLatF = 75.
>>>> res at mpMinLonF = -80.
>>>> res at mpMaxLonF = 20.
>>>> res at gsnMaximize = True
>>>>
>>>> res at gsnScalarContour = True
>>>> res at cnFillOn = True
>>>> res at cnFillPalette = "gui_default" ; set color map
>>>> res at cnLinesOn = False ; turn off contour lines
>>>>
>>>>
>>>>
>>>> do i=0,15
>>>> plot(i) = gsn_csm_vector_scalar_map(wks,u(i,:,:),v(i,:,:), \
>>>> p(i,:,:),res)
>>>> end do
>>>>
>>>> resP = True ; modify the panel plot
>>>> resP at gsnMaximize = True
>>>> gsn_panel(wks,plot,(/4,4/),resP) ; now draw as one plot
>>>>
>>>>
>>>> end
>>>>
>>>>
>>>>
>>>>
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>
> ____________________________________
> Dipl. Geophys. Karin Meier-Fleischer
> Visualisierung
> Abteilung Anwendungen
>
> Deutsches Klimarechenzentrum GmbH (DKRZ)
> Bundesstrasse 45a * D-20146 Hamburg
> Germany
>
> Phone: +49 (0)40 460094 126
> Fax: +49 (0)40 460094 270
> E-Mail: meier-fleischer at dkrz.de <mailto:meier-fleischer at dkrz.de>
> URL: http://www.dkrz.de/ <http://www.dkrz.de/>
>
> Geschäftsführer: Prof. Dr. Thomas Ludwig
> Sitz der Gesellschaft: Hamburg
> Amtsgericht Hamburg HRB 39784
>
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____________________________________
Dipl. Geophys. Karin Meier-Fleischer
Visualisierung
Abteilung Anwendungen
Deutsches Klimarechenzentrum GmbH (DKRZ)
Bundesstrasse 45a * D-20146 Hamburg
Germany
Phone: +49 (0)40 460094 126
Fax: +49 (0)40 460094 270
E-Mail: meier-fleischer at dkrz.de
URL: http://www.dkrz.de/
Geschäftsführer: Prof. Dr. Thomas Ludwig
Sitz der Gesellschaft: Hamburg
Amtsgericht Hamburg HRB 39784
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