Re: Setting "MaskLand" Changes Gridline Settings

Hi Bruce,

This appears to be a bug, and we are taking a look at it. I'll post
back to this group once we have a fix and/or a work-around.

Thanks for providing a sample script!

--Mary

On Mon, 16 Jul 2007, Lunde, Bruce N CIV NAVOCEANO, NP1 wrote:

> Hello,
>
> I am having a problem keeping the (dashed) settings
> for my grid lines when making a map. If I use
>
> res_at_mpGridMaskMode = "MaskNone"
>
> the results are what I want. If I use
>
> res_at_mpGridMaskMode = "MaskLand"
>
> the grid line settings revert to the NCL defaults (?).
>
> I have attached a script to demonstrate this. By
> switching the above lines (at line numbers 49 and 50)
> you can see the results.
>
> I am running NCL 4.3.0 on Cygwin (Bash on Windoze).
> I get the same result with NCL 4.2.0.a034 on AIX.
>
> Thanks, Bruce
>
> =====
> Bruce Lunde
> Bruce.Lunde_at_navy.mil
> 228-688-5843
> Code NP1
> Naval Oceanographic Office
> Stennis Space Center, MS
> =====
>
>
> ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
> ;;;;;;;;
> ; HISTORY:
> ; 07-07-12 Bruce Lunde.
> ; NOTES:
> ; * Using NCL 4.3.0
> ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
> ;;;;;;;;
>
> load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl"
> load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_csm.ncl"
>
> begin
>
> wks = gsn_open_wks("x11","plot_world")
>
> setvalues wks
> "wkForegroundColor" : (/0.,0.,0./)
> "wkBackgroundColor" : "gray"
> end setvalues
>
> gsn_define_colormap(wks,"testcmap")
>
> rr = 205.0/255.0
> gg = 186.0/255.0
> bb = 150.0/255.0
>
> iland = NhlNewColor(wks,rr,gg,bb)
> igray = NhlNewColor(wks,0.5,0.5,0.5)
>
> res = True ; Plot mods desired.
>
> res_at_gsnMaximize = True ; Enlarge plot.
> res_at_pmTickMarkDisplayMode = "Always" ; Turn on automatic tickmarks.
>
> res_at_mpOutlineOn = True
> res_at_mpLandFillColor = iland
> res_at_mpOceanFillColor = "white"
>
> res_at_mpGridAndLimbOn = True ; Turn on lon/lat lines.
> res_at_mpGridLineDashPattern = 2 ; Lon/Lat grid lines as dashed.
> res_at_mpGridLineDashSegLenF = 0.02
> res_at_mpGridSpacingF = 10.0 ; Grid line spacing for both
> lon/lat.
>
> ;***********************************************************************
> ********
> ;** BUG: Everything except "MaskNone" does NOT keep your grid line
> setting * BUG
> ;***********************************************************************
> ********
> res_at_mpGridMaskMode = "MaskOcean"
> res_at_mpGridMaskMode = "MaskNotOcean" ; Mask grid lines over land.
> res_at_mpGridMaskMode = "MaskNotLand"
> res_at_mpGridMaskMode = "MaskLand" ; Mask grid lines over land.
> res_at_mpGridMaskMode = "MaskNone" ; Do not mask grid lines
> anywhere.
>
> res_at_mpProjection = "CylindricalEquidistant"
> res_at_mpProjection = "Stereographic"
> res_at_mpProjection = "Satellite"
> res_at_mpProjection = "Mercator"
>
> res_at_tiMainString = res_at_mpProjection
>
> res_at_mpLimitMode = "LatLon" ; Required
> res_at_mpMinLatF = -80.0 ; Min Lat
> res_at_mpMaxLatF = 80.0 ; Max Lat
> res_at_mpMinLonF = 0.0 ; Min Lon
> res_at_mpMaxLonF = 360.0 ; Max Lon
>
> res_at_gsnDraw = False
> res_at_gsnFrame = False
>
> plot1 = gsn_csm_map(wks,res)
>
> draw(plot1)
> frame(wks)
>
> end
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>
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Received on Mon Jul 16 2007 - 11:00:37 MDT