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plot_traj_hires.ncl
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plot_traj_hires.ncl
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;========================================================
; This file reads in a traj file produced by the TC tracker
; and produces a lat-lon plot of trajectories color-coded by intensity
;========================================================
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/csm/shea_util.ncl"
load "/glade/u/home/zarzycki/ncl/functions/surfaceWindCorrFactor.ncl"
load "/glade/u/home/zarzycki/ncl/functions/getTrajectoriesGeneric.ncl"
load "/glade/u/home/zarzycki/ncl/functions/mask_tc.ncl"
;========================================================
begin
output_type="pdf"
basin="global"
cutwind=17
factor = surfaceWindCorrFactor(-1,-1,"log")
pres_thresh=910.
basinfilt = 1
maskspacing=1.0
tcMask = mask_tc(0,-999,-999,maskspacing,360)
;thefile="./tempest/trajectories.txt.b.e13.NE30_control.301_320.005ax"
thefile="./tempest/2trajectories.txt.TEST.NE120.0070_0099.005"
ncols = 10 ; assign number of columns
maxLines = -1
headerDelimStr = "start"
delimStr="tab"
isUnstruc=False
isHeader=False
traj_data = getTrajectoriesGeneric(thefile,ncols,maxLines,headerDelimStr,delimStr,isUnstruc,isHeader)
print("finish reading")
lon = traj_data(:,1,:)
lat = traj_data(:,2,:)
wind = traj_data(:,4,:)*factor
pres = traj_data(:,3,:)/100.
yyyy= traj_data(:,6,:)
mm= traj_data(:,7,:)
dd= traj_data(:,8,:)
hh= traj_data(:,9,:)
print("mean lat: "+avg(lat))
ndims = dimsizes(lon)
nstorms = ndims(0)
ntimes = ndims(1)
;--------------------------------------------------------
print("Beginning plot sequence")
wks = gsn_open_wks(output_type,"traj_plotted_color")
gsn_define_colormap(wks,"BlAqGrYeOrReVi200") ; choose
map = new(1,graphic)
res = True
res@gsnDraw = False
res@gsnFrame = False
res@gsnMaximize = True
res@mpFillOn = True ; turn off gray continents
res@mpOutlineOn = True
res@mpGreatCircleLinesOn = True
res@gsnSpreadColors=True
i = NhlNewColor(wks,0.7,0.7,0.7) ; add gray to colormap for continents
; w/o this, they are white, and you
res@mpMinLonF = 0. ; select a subregion
res@mpMaxLonF = 360.
res@mpCenterLonF = 180.
res@mpMinLatF = -80
res@mpMaxLatF = 80
res@mpFillDrawOrder ="PreDraw"
res@tiMainString = "high-res"
map = gsn_csm_map_ce(wks,res)
;gsn_define_colormap(wks,"rainbow+white+gray")
polyres = True ; poly marker mods desired
polyres@gsMarkerIndex = 1 ; choose circle as polymarker
lineres = True
dum = new((/nstorms,ntimes/),graphic)
do i = 0,nstorms-1
orilat=lat(i,0)
orilon=min((/lon(i,0),359.0/))
if (tcMask({orilat},{orilon}) .ne.0) then
do j = 0,ntimes-1
thisWind=wind(i,j)
;lineres@gsLineThicknessF = 8.0
; We need to use thinner lines for the global map
if (basin .eq. "global") then
linethicknesses = (/0.2,0.3,1.3,1.9,1.9, 1.9/)
else if (basin .eq. "tropics") then
linethicknesses = (/0.1,0.7,1.6,2.0,2.6,3.2/)
else if (basin .eq. "refine") then
linethicknesses = (/0.1,0.25,0.9,1.3,1.6,2.2/)
else
linethicknesses = (/0.5,1.0,1.3,1.9,2.3,2.6/)
end if
end if
end if
linethicknesses = 4.0*linethicknesses
if (.not.ismissing(thisWind))
; polyres@gsMarkerSizeF = 2.0 ; select size to avoid streaking
if (thisWind .lt. 17)
polyres@gsMarkerColor = 0
lineres@gsLineColor = 0
lineres@gsLineThicknessF = linethicknesses(0)
else if (thisWind .ge. 17 .and. thisWind .lt. 33)
polyres@gsMarkerColor = 55
lineres@gsLineColor = 55
lineres@gsLineThicknessF = linethicknesses(1)
else if (thisWind .ge. 33 .and. thisWind .lt. 43)
polyres@gsMarkerColor = 105;(/"yellow2"/)
lineres@gsLineColor = 105;(/"yellow2"/)
lineres@gsLineThicknessF = linethicknesses(2)
else if (thisWind .ge. 43 .and. thisWind .lt. 49)
polyres@gsMarkerColor = 135 ;(/"orange"/)
lineres@gsLineColor = 135 ;(/"orange"/)
lineres@gsLineThicknessF = linethicknesses(3)
else if (thisWind .ge. 49 .and. thisWind .lt. 58)
polyres@gsMarkerColor = 151 ;(/"darkorange3"/)
lineres@gsLineColor = 151 ;(/"darkorange3"/)
lineres@gsLineThicknessF = linethicknesses(4)
else if (thisWind.ge.59.and.thisWind.lt.70)
polyres@gsMarkerColor = 175;(/"red"/)
lineres@gsLineColor = 175;(/"red"/)
lineres@gsLineThicknessF = linethicknesses(5)
else
polyres@gsMarkerColor = 190;(/"red"/)
lineres@gsLineColor = 190;(/"red"/)
lineres@gsLineThicknessF = linethicknesses(5)
end if
end if
end if
end if
end if
end if
txres = True
txres@txFontHeightF = 0.01 ; Set the font height
if (j .ne. 0) then
if(thisWind .ge. cutwind.and.lat(i,j).ge.-42.5) then
dum(i,j) = gsn_add_polyline(wks,map,(/lon(i,j),lon(i,j-1)/),(/lat(i,j),lat(i,j-1)/),lineres)
end if
end if
end if
end do
end if ; end if south atlantic
end do
; if we are doing a varres grid, let's push an outline of the atl30x4 grid
;if (modelgrid .eq. "vr") then
; map = plot_outline_fcn(wks,map,"black",3.0)
;end if
;******************
; Plot a legend *
;******************
lgres = True
lgres@lgAutoManage = False
lgres@vpWidthF = 0.08 ; was 0.08 ; width of legend (NDC)
lgres@vpHeightF = 0.12 ; was 0.08 ; height of legend (NDC)
; lgres@lgBottomMarginF = 0.17 ; was 0.25
lgres@lgPerimFill = 0 ; Use solid fill (0) instead of the default hollow fill
lgres@lgPerimFillColor = "Background"
;lgres@lgOrientation = "Horizontal"
; lgres@lgBoxMajorExtentF = 0.4
lgres@lgBoxMinorExtentF = 0.2 ; controls how wide the box holding the legend items (lines and markers) can be in relation to legend
; lgres@lgBoxBackground = "PaleTurquoise3"
lgres@lgMonoItemType = False ; indicates that we wish to set the item types individually
lgres@lgMonoMarkerIndex = False
lgres@lgMonoLineThickness = False
lgres@lgMonoMarkerThickness = False
lgres@lgMonoMarkerSize = False
;lgres@lgLabelFont = 0
lgres@lgLabelFontHeightF = 0.07
lgres@lgLabelFontAspectF = 1.5
lgres@lgLabelConstantSpacingF = 0.0
legendType = "Markers"
markerSize = .008
markerIndex = 16
if (cutwind .eq. 0) then
lgres@lgItemCount = 6
;lgres@lgLineDashSegLenF = 0.8
lgres@lgItemTypes = (/"Markers","Markers","Markers","Markers","Markers","Markers"/)
lgres@lgMarkerIndexes = (/ 16, 16, 16, 16, 16, 16/)
lgres@lgMarkerThicknesses = (/ markerSize, markerSize, markerSize, markerSize, markerSize, markerSize/)
lgres@lgMarkerColors = (/ "red", "darkorange3", "orange", "yellow", "green", "blue" /) ; colors for legend lines
;lgres@lgDashIndexes = (/ 0, 0, 0, 0, 0, 0 /) ; dash indexes
legend_labels = (/"Cat. 4/5","Cat. 3","Cat. 2",\
"Cat. 1","TS","TD"/)
else if (cutwind .eq. 17) then
lgres@lgItemCount = 6
lgres@lgItemTypes = (/legendType,legendType,legendType,legendType,legendType,legendType/)
lgres@lgMarkerIndexes = (/markerIndex,markerIndex,markerIndex,markerIndex,markerIndex,markerIndex/)
lgres@lgMarkerThicknesses = (/ markerSize, markerSize, markerSize, markerSize, markerSize,markerSize/)
lgres@lgMarkerColors = (/190, 175, 151, 135,105, 55/)
legend_labels = (/"Category 5","Category 4", "Category 3","Category 2",\
"Category 1","Tropical Storm"/)
else
end if
end if
legend = gsn_create_legend(wks,lgres@lgItemCount,legend_labels,lgres)
amres = True
if (basin .eq. "atlantic") then
amres@amParallelPosF = 0.43 ; move legend to the right
amres@amOrthogonalPosF = -.3 ; move the legend down
else if (basin .eq. "tropics") then
amres@amParallelPosF = 0.21 ; move legend to the right .37 formerly
amres@amOrthogonalPosF = .27 ; move the legend down
else if (basin .eq. "refine") then
amres@amParallelPosF = -0.46
amres@amOrthogonalPosF = -0.18
else
amres@amParallelPosF = 0.45 ; move legend to the right .37 formerly
amres@amOrthogonalPosF = .27 ; move the legend down
end if
end if
end if
annoid1 = gsn_add_annotation(map,legend,amres) ; add legend to plot
print("Drawing plot")
resP = True
resP@amJust = "TopRight"
resP@gsnPanelFigureStringsFontHeightF = 0.027
gsn_panel(wks,map,(/1,1/),resP) ; now draw as one plot
end