/usr/share/ncarg/nclex/gsun/gsun06n.ncl is in libncarg-data 6.3.0-6build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 | load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl"
begin
dir = ncargpath("data")
uf = addfile(dir+"/cdf/Ustorm.cdf","r") ; Open three netCDF files.
vf = addfile(dir+"/cdf/Vstorm.cdf","r")
tf = addfile(dir+"/cdf/Tstorm.cdf","r")
u = uf->u(0,:,:) ; Get u, v, lat, lon data.
v = vf->v(0,:,:)
lat = uf->u&lat
lon = uf->u&lon
wks = gsn_open_wks("x11","gsun06n") ; Open a workstation.
;----------- Begin first plot -----------------------------------------
resources = True
nlon = dimsizes(lon)
nlat = dimsizes(lat)
resources@vfXCStartV = lon(0) ; Define lat/lon corners
resources@vfXCEndV = lon(nlon-1) ; for vector plot.
resources@vfYCStartV = lat(0)
resources@vfYCEndV = lat(nlat-1)
map = gsn_vector_map(wks,u,v,resources) ; Draw a vector plot of u and v
; over a map.
;----------- Begin second plot -----------------------------------------
resources@mpLimitMode = "Corners" ; Zoom in on the plot area.
resources@mpLeftCornerLonF = lon(0)
resources@mpRightCornerLonF = lon(nlon-1)
resources@mpLeftCornerLatF = lat(0)
resources@mpRightCornerLatF = lat(nlat-1)
resources@mpPerimOn = True ; Turn on map perimeter.
resources@vpXF = 0.1 ; Increase size and change location
resources@vpYF = 0.92 ; of vector plot.
resources@vpWidthF = 0.75
resources@vpHeightF = 0.75
resources@vcMonoLineArrowColor = False ; Draw vectors in color.
resources@vcMinFracLengthF = 0.33 ; Increase length of
resources@vcMinMagnitudeF = 0.001 ; vectors.
resources@vcRefLengthF = 0.045
resources@vcRefMagnitudeF = 20.0
map = gsn_vector_map(wks,u,v,resources) ; Draw a vector plot.
;----------- Begin third plot -----------------------------------------
temp = (tf->t(0,:,:)-273.15)*9.0/5.0+32.0 ; Read in temp data and
; convert from K to F.
cmap = (/(/1.00, 1.00, 1.00/), (/0.00, 0.00, 0.00/), (/.560, .500, .700/), \
(/.300, .300, .700/), (/.100, .100, .700/), (/.000, .100, .700/), \
(/.000, .300, .700/), (/.000, .500, .500/), (/.000, .700, .100/), \
(/.060, .680, .000/), (/.550, .550, .000/), (/.570, .420, .000/), \
(/.700, .285, .000/), (/.700, .180, .000/), (/.870, .050, .000/), \
(/1.00, .000, .000/), (/.700, .700, .700/)/)
gsn_define_colormap(wks, cmap) ; Define a new color map.
resources@mpProjection = "Mercator" ; Change the map projection.
resources@mpCenterLonF = -100.0
resources@mpCenterLatF = 40.0
resources@mpLimitMode = "LatLon" ; Change the area of the map
resources@mpMinLatF = 18.0 ; viewed.
resources@mpMaxLatF = 65.0
resources@mpMinLonF = -128.
resources@mpMaxLonF = -58.
resources@mpFillOn = True ; Turn on map fill.
resources@mpLandFillColor = 16 ; Change land color to grey.
resources@mpOceanFillColor = -1 ; Change oceans and inland
resources@mpInlandWaterFillColor = -1 ; waters to transparent.
resources@mpGridMaskMode = "MaskNotOcean" ; Draw grid over ocean.
resources@mpGridLineDashPattern = 2
resources@vcFillArrowsOn = True ; Fill the vector arrows
resources@vcMonoFillArrowFillColor = False ; using multiple colors.
resources@vcFillArrowEdgeColor = 1 ; Draw the edges in black.
resources@tiMainString = "~F25~Wind velocity vectors" ; Title
resources@tiMainFontHeightF = 0.03
resources@pmLabelBarDisplayMode = "Always" ; Turn on a label bar.
resources@pmLabelBarSide = "Bottom" ; Change orientation
resources@lbOrientation = "Horizontal" ; of label bar.
resources@lbPerimOn = False ; Turn off perimeter.
resources@lbTitleString = "TEMPERATURE (~S~o~N~F)" ; Title for
resources@lbTitleFont = 25 ; label bar.
resources@mpOutlineBoundarySets = "GeophysicalAndUSStates"
map = gsn_vector_scalar_map(wks,u(::2,::2),v(::2,::2),temp(::2,::2),resources)
delete(resources) ; Clean up.
delete(map)
delete(u)
delete(v)
delete(temp)
end
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