[ncl-talk] Too much white space between rows in WRF panelplot
Tabish Ansari
tabishumaransari at gmail.com
Tue Apr 14 17:38:32 MDT 2020
Hi Adam,
Thanks a lot - I was able to manually change the y-coordinates of the plots
in the bottom row.
Cheers,
Tabish
*Tabish U Ansari*
*Postdoctoral Researcher *
*Centre for Climate and Air Pollution Studies (C-CAPS)*
*School of Physics, NUI-Galway**, Ireland*
*ResearchGate: https://www.researchgate.net/profile/Tabish_Ansari
<https://www.researchgate.net/profile/Tabish_Ansari>*
On Tue, 14 Apr 2020 at 20:19, Adam Phillips <asphilli at ucar.edu> wrote:
> Hi Tabish,
> I do not see anything in your code; my guess is that there is a weird
> resource conflict (or bug) that is resulting in too much space being placed
> between the 2 rows of plots. You can get around this though by specifying
> the placements of each panel by utilizing the information returned from
> gsnPanelDebug. See example 19 here:
> http://www.ncl.ucar.edu/Applications/panel.shtml#ex19
> Adam
>
> On Tue, Apr 14, 2020 at 11:39 AM Tabish Ansari via ncl-talk <
> ncl-talk at ucar.edu> wrote:
>
>> Hi
>>
>> I'm paneling eight wrf contour maps into 2 rows and 4 columns, and using
>> gsnPanelYWhiteSpacePercent = 0. Still, there's a lot of white space between
>> the two rows which I need to remove. Please see the attached plot.
>>
>> Here's the relevant part of my script:
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>> * b =
>> addfile("/rasher/tabish/control-run-so4-ECMWF/wrfout_d03_2014-10-24_010000.nc
>> <http://wrfout_d03_2014-10-24_010000.nc>","r") ; Open a file wks
>> = gsn_open_wks("pdf","episode-maps") ; Create a plot workstation
>> gsn_define_colormap(wks,"WhiteBlueGreenYellowRed") opts = True
>> ; Set some Basic Plot options opts at InitTime = False
>> ; Do not plot time or footers opts at Footer = False
>> res = opts ; Use basic options for this
>> field res at cnFillOn = True ; Create a color fill
>> plot res at cnLevelSelectionMode = "ManualLevels" ; set levels manually
>> res at ContourParameters = (/ 25, 325, 25 /) ; Set the levels res at gsnFrame
>> = False ; don't advance frame yet res at gsnDraw
>> = False ; don't draw plot res at lbLabelBarOn = False
>> res at tiMainOn = False res at tiXAxisOn = False contour_BASELINE_24 =
>> wrf_contour(a0_24,wks,BASELINE_24,res) contour_A_24 =
>> wrf_contour(a0_24,wks,A_24,res) contour_B_24 =
>> wrf_contour(a0_24,wks,B_24,res) contour_C_24 =
>> wrf_contour(a0_24,wks,C_24,res) contour_BASELINE_30 =
>> wrf_contour(a0_30,wks,BASELINE_30,res) contour_A_30 =
>> wrf_contour(a0_30,wks,A_30,res) contour_B_30 =
>> wrf_contour(a0_30,wks,B_30,res) contour_C_30 =
>> wrf_contour(a0_30,wks,C_30,res) pltres = True
>> ; Set plot options pltres at NoTitles = False pltres at CommonTitle =
>> False pltres at NoHeaderFooter = True pltres at PanelPlot = True mpres = True
>> ; Set map options
>> mpres at mpOutlineBoundarySets = "AllBoundaries" ; turn on country
>> boundaries mpres at mpGeophysicalLineColor = "Black" ; color of
>> cont. outlines mpres at mpNationalLineColor = "Black" ; color of
>> cont. outlines mpres at mpProvincialLineColor = "Black" ; color of
>> cont. outlines mpres at mpGeophysicalLineThicknessF = 1.5 ;
>> thickness of outlines mpres at mpNationalLineThicknessF = 1.5 ;
>> thickness of outlines mpres at mpProvincialLineThicknessF = 1.5 ;
>> thickness of outlines mpres at mpDataBaseVersion = "MediumRes" ;
>> choose higher resolution mpres at mpDataSetName = "Earth..4"
>> ; choose most recent boundaries*
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>> *; MAKE PLOTS mpres at tmXTOn = True mpres at tmYROn = True
>> mpres at tmXBMajorOutwardLengthF = 0.0 ; draw tickmarks inward
>> mpres at tmXBMinorOutwardLengthF = 0.0 ; draw minor ticks
>> inward mpres at tmYLMajorOutwardLengthF = 0.0 ; draw tickmarks
>> inward mpres at tmYLMinorOutwardLengthF = 0.0 ; draw minor
>> ticks inward mpres at tmXTMajorOutwardLengthF = 0.0 ; draw
>> tickmarks inward mpres at tmXTMinorOutwardLengthF = 0.0 ; draw
>> minor ticks inward mpres at tmYRMajorOutwardLengthF = 0.0 ;
>> draw tickmarks inward mpres at tmYRMinorOutwardLengthF = 0.0 ;
>> draw minor ticks inward mpres at tmXBLabelFontHeightF = 0.018
>> mpres at tmXTLabelFontHeightF = 0.018 mpres at tmYRLabelFontHeightF = 0.018
>> mpres at tmYLLabelFontHeightF = 0.018 plot1 =
>> wrf_map_overlays(b,wks,(/contour_BASELINE_24/),pltres,mpres) ; Plot field
>> over map background plot2 =
>> wrf_map_overlays(b,wks,(/contour_A_24/),pltres,mpres) ; Plot field over map
>> background plot3 = wrf_map_overlays(b,wks,(/contour_B_24/),pltres,mpres) ;
>> Plot field over map background plot4 =
>> wrf_map_overlays(b,wks,(/contour_C_24/),pltres,mpres) ; Plot field over map
>> background plot5 =
>> wrf_map_overlays(b,wks,(/contour_BASELINE_30/),pltres,mpres) ; Plot field
>> over map background plot6 =
>> wrf_map_overlays(b,wks,(/contour_A_30/),pltres,mpres) ; Plot field over map
>> background plot7 = wrf_map_overlays(b,wks,(/contour_B_30/),pltres,mpres) ;
>> Plot field over map background plot8 =
>> wrf_map_overlays(b,wks,(/contour_C_30/),pltres,mpres) ; Plot field over map
>> background ; Panel the WRF plots. pnlres =
>> True pnlres at gsnPanelXWhiteSpacePercent = 5 ; Add white space b/w
>> plots. pnlres at gsnPanelYWhiteSpacePercent = 0 ; Add white space b/w
>> plots. pnlres at gsnPanelLabelBar = True ; Turn on common
>> labelbar pnlres at lbBoxMinorExtentF = 0.2
>> pnlres at pmLabelBarOrthogonalPosF = 0.1 pnlres at gsnFrame = False
>> gsn_panel(wks,(/plot1,plot2,plot3,plot4,plot5,plot6,plot7,plot8/),(/2,4/),pnlres);
>> Draw a text string at the bottom txres = True
>> txres at txFontHeightF = 0.012 gsn_text_ndc(wks,"PM~B~2.5~N~ in
>> ~F33~m~F21~gm~S~-3~N~",0.5,0.21,txres) frame(wks)*
>>
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>> Any help will be much appreciated.
>>
>>
>>
>> *Tabish U Ansari*
>>
>> *Postdoctoral Researcher *
>>
>> *Centre for Climate and Air Pollution Studies (C-CAPS)*
>> *School of Physics, NUI-Galway**, Ireland*
>> *ResearchGate: https://www.researchgate.net/profile/Tabish_Ansari
>> <https://www.researchgate.net/profile/Tabish_Ansari>*
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>
>
>
> --
> Adam Phillips
> Associate Scientist, Climate and Global Dynamics Laboratory, NCAR
> www.cgd.ucar.edu/staff/asphilli/ 303-497-1726
>
> <http://www.cgd.ucar.edu/staff/asphilli>
>
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