Re: white space in every plot

It looks like one of the footer titles might still be getting created, but set to a blank string for some reason.

Try setting cnres@Footer = False, and/or cnres@NoHeaderFooter = True to see if this helps.

--Mary

On Sep 5, 2011, at 9:39 PM, JiangZiqiang wrote:

> Hello, could you help me?
>
> when I use "gsn_panel" for my four plots, white space in every plot exists ( please refer to attachment).
> I don't know how to delete it, but it is very ugly.
>
> In additon, in my ncl script I found that "vpWidthF" controls height, and "vpHeightF" controls weight,
> so I felt very strange, why? For example, @vpWidthF=1. and @vpHeightF=.6; @vpWidthF=.6 and @vpHeightF=1.
>
> my ncl script is as follows:
>
> load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl"
> load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_csm.ncl"
> load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/contributed.ncl"
> load "$NCARG_ROOT/lib/ncarg/nclscripts/wrf/WRFUserARW.ncl"
> begin
>
> ; Read data from WRF output
> fnc = addfile("$HOME/wrfout/exp175MYJ101_nobc/wrfout_d03_2009-10-14_00:00:00.nc","r")
> fnd = addfile("$HOME/wrfout/exp175MYJ101_bc/wrfout_d03_ 2009-10-14_00:00:00.nc","r")
> bc_E0 = fnc->bc_a01
> bc_E1 = fnd->bc_a01
>
> ; Open graphics file
> wks = gsn_open_wks("png","sfc_chem_"+varname)
> gsn_define_colormap(wks,"precip3_16lev")
> ; Set up some basic plot resources
> pltres = True
> pltres@PanelPlot = True
> pltres@FramePlot = False
> mpres = True
> mpres@mpProjection = "LambertConformal"
> mpres@mpGridAndLimbOn = False
> cnres = True
> cnres@gsnFrame = F alse
> cnres@gsnDraw = False
> cnres@InitTime = False
> cnres@Footer = False
> cnres@vpWidthF = 1.
> cnres@vpHeightF = 1.
> cnres@cnFillOn = True
> cnres@cnLinesOn = False
> cnres@cnLevelSelectionMode = "ManualLevels"
> cnres@lbTitleFontHeightF = .025
> cnres@lbLabelFontHeightF = .030
>
> ; MAKE PLOTS
> opts = cnres
> ; opts@FieldTitle = "NOBC"
> opts@lbTitleString = "BC (~F33~m~F21~g/kg-dryair)"
> plot = wrf_contour(fnc,wks,dim_avg_n(bc_E0(:,0,:,:),0),opts)
> sfc0 = wrf_map_overlays(fnc,wks,(/plot/),pltres,mpres)
>
> opts@FieldTitle = "BC"
> plot = wrf_contour(fnc,wks,dim_avg_n(bc_E1(:,0,:,:),0),opts)
> sfc1 = wrf_map_overlays(fnc,wks,(/plot/),pltres,mpres)
> delete(opts)
>
> opts = cnres
> opts@FieldTitle = "BC-NOBC"
> opts@lbTitleString = "BC Diff (~F33~m~F21~g/kg-dryair)"
> bcdf = bc_E1-bc_E0
> plot = wrf_contour(fnc,wks,dim_avg_n(bcdf(:,0,:,:),0),opts )
> sfc2 = wrf_map_overlays(fnc,wks,(/plot/),pltres,mpres)
> delete(opts)
>
> opts = cnres
> opts@FieldTitle = "(BC-NOBC)/NOBC"
> opts@lbTitleString = "BC Diff (%)"
> bcdr = (bc_E1-bc_E0)/bc_E0*100
> plot = wrf_contour(fnc,wks,dim_avg_n(bcdr(:,0,:,:),0),opts)
> sfc3 = wrf_map_overlays(fnc,wks,(/plot/),pltres,mpres)
>
> pnlres = True
> pnlres@gsnPanelYWhiteSpacePercent = 0
> pnlres@gsnPanelBoxes = True
> gsn_panel(wks,(/sfc0,sfc1,sfc2,sfc3/),(/2,2/),pnlres)
> end
>
> Thanks for any help
>
> <sfc_chem_bc.000001.png>_______________________________________________
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Received on Tue Sep 6 08:44:00 2011