[ncl-talk] Fwd: How to add shapefiles to nesting domain
Alan Brammer
abrammer at albany.edu
Thu Jan 28 08:29:53 MST 2016
See reply below from Tao Lu. I don’t use the WRF functions enough to know whats going on in this cake.
Unless obvious, always reply to ncl-talk not individual responders.
Hopefully someone familiar with wrf_wps_dom() can comment on adding extra polylines to the output.
>
> Thank you very much for replying to me.
> And I am sorry for my bad description.
>
> In the code I attached, only
> ; Test to add a shapefile
> ; I add the following contents
> dir = "/home/taolu/WRF/CASES/kinugawa/shp/"
> shp_kinu = dir + "kinugawa.shp"
> shp_tone = dir + "tonegawa.shp"
>
> preres = True
> preres at gsLineColor = "gray25"
> preres at gsLineThicknessF = 2.0
>
> kinu_id = gsn_add_shapefile_polylines(wks,mp,shp_kinu,preres)
> tone_id = gsn_add_shapefile_polylines(wks,mp,shp_tone,preres)
>
> draw(mp);
> is added by me.
>
> Run the original code, I could get the domains as showed below:
>
>
> But after I added my code, I could get this one:
>
> The one I want is the combination of the two.
>
> I also tried type =“png” and mpres at gsnDraw = True, but also failed.
> Do you have any clue about this?
>
> On Thu, Jan 28, 2016 at 4:22 AM, Alan Brammer <abrammer at albany.edu <mailto:abrammer at albany.edu>> wrote:
>> So, I edit the plotgrids_new.ncl as showed below, but I could not get what I wanted.
> What do you mean by this?
> Is a plot produced?
> You’re outputting to x11 so it will only be temporary. At the top of the script you might want to change type =“png” or “pdf” then you can send the output to the script and detail what you actually wanted.
>
> mpres at gsnDraw = False ; may prevent the wrf_wps_dom() function from drawing allowing your to overlay your shape file polylines. I’m not familiar with wrf_wps_dom() though, and the documentation I found online was particularly lacking.
>
>
> An example of why the plot isn’t what you want, will enable someone to probably either answer or forward this onto wrfhelp at ucar.edu <mailto:wrfhelp at ucar.edu>
>
>
> Alan
>
>
>
> ##############################
> Alan Brammer,
> Post-Doc Researcher
>
> Department of Atmospheric and Environmental Sciences,
> University at Albany, State University of New York, Albany, NY, 12222
> abrammer at albany.edu <mailto:abrammer at albany.edu>
> ##############################
>
>> On 27 Jan 2016, at 03:21, Tao Lu <hakufu.asano at gmail.com <mailto:hakufu.asano at gmail.com>> wrote:
>>
>> I try to show nesting domain and some shape files at the same time.
>> So, I edit the plotgrids_new.ncl as showed below, but I could not get what I wanted.
>>
>> I found the reason is the command: draw(mp), But I do not know how to handle this problem.
>> Please help me.
>>
>>
>> ; Script display location of model domains
>> ; Only works for ARW domains
>> ; Only works for NCL versions 6.2 or later
>> ; Reads namelist file directly
>>
>> load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl"
>> load "$NCARG_ROOT/lib/ncarg/nclscripts/wrf/WRFUserARW.ncl"
>>
>> ;----------------------------------------------------------------------------
>> begin
>> ;
>>
>> ; Check the version of NCL
>> version = systemfunc("ncl -V")
>> if(version.lt.6.2) then
>> print("You need NCL V6.2 or later to run this script. Try running plotgrids.ncl. Stopping now...")
>> return
>> end if
>>
>> ; We generate plots, but what kind do we prefer?
>> type = "x11"
>> ; type = "pdf"
>> ; type = "ps"
>> ; type = "ncgm"
>> wks = gsn_open_wks(type,"wps_show_dom")
>>
>> ; read the following namelist file
>> filename = "namelist.wps"
>>
>> ; Set the colors to be used
>> colors = (/"white","black","White","ForestGreen","DeepSkyBlue","Red","Blue"/)
>> gsn_define_colormap(wks, colors)
>>
>>
>> ; Set some map information ; line and text information
>> mpres = True
>> mpres at mpFillOn = True
>> mpres at mpFillColors = (/"background","DeepSkyBlue","ForestGreen","DeepSkyBlue", "transparent"/)
>> mpres at mpDataBaseVersion = "Ncarg4_1"
>> mpres at mpGeophysicalLineColor = "Black"
>> mpres at mpGridLineColor = "Black"
>> mpres at mpLimbLineColor = "Black"
>> mpres at mpNationalLineColor = "Black"
>> mpres at mpPerimLineColor = "Black"
>> mpres at mpUSStateLineColor = "Black"
>> ; mpres at mpOutlineBoundarySets = "AllBoundaries"
>> ;mpres at mpGridSpacingF = 45
>> mpres at tiMainString = " WPS Domain Configuration "
>>
>> lnres = True
>> lnres at gsLineThicknessF = 2.5
>> lnres at domLineColors = (/ "white", "Red" , "Red" , "Blue" /)
>>
>> txres = True
>> txres at txFont = "helvetica-bold"
>> ;txres at txJust = "BottomLeft"
>> txres at txJust = "TopLeft"
>> txres at txPerimOn = False
>> txres at txFontHeightF = 0.015
>>
>> ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
>> ; Do not change anything between the ";;;;;" lines
>>
>> maxdom = 21
>> nvar = 19
>> parent_idn = new (maxdom,integer)
>> parent_grid_ration = new (maxdom,integer)
>> i_parent_startn = new (maxdom,integer)
>> j_parent_startn = new (maxdom,integer)
>> e_wen = new (maxdom,integer)
>> e_snn = new (maxdom,integer)
>> plotvar = new((/maxdom,nvar/),float)
>> plotvar at _FillValue = -999.0
>>
>> plotvar = wrf_wps_read_nml(filename)
>>
>> mpres at max_dom = floattointeger(plotvar(0,0))
>> mpres at dx = plotvar(0,1)
>> mpres at dy = plotvar(0,2)
>> if (.not.ismissing(plotvar(0,3))) then
>> mpres at ref_lat = plotvar(0,3)
>> else
>> mpres at ref_lat = 0.0
>> end if
>> if (.not.ismissing(plotvar(0,4))) then
>> mpres at ref_lon = plotvar(0,4)
>> else
>> mpres at ref_lon = 0.0
>> end if
>> if (.not.ismissing(plotvar(0,5))) then
>> mpres at ref_x = plotvar(0,5)
>> end if
>> if (.not.ismissing(plotvar(0,6))) then
>> mpres at ref_y = plotvar(0,6)
>> end if
>> mpres at truelat1 = plotvar(0,7)
>> mpres at truelat2 = plotvar(0,8)
>> mpres at stand_lon = plotvar(0,9)
>> mproj_int = plotvar(0,10)
>> mpres at pole_lat = plotvar(0,11)
>> mpres at pole_lon = plotvar(0,12)
>>
>> do i = 0,maxdom-1
>> parent_idn(i) = floattointeger(plotvar(i,13))
>> parent_grid_ration(i) = floattointeger(plotvar(i,14))
>> i_parent_startn(i) = floattointeger(plotvar(i,15))
>> j_parent_startn(i) = floattointeger(plotvar(i,16))
>> e_wen(i) = floattointeger(plotvar(i,17))
>> e_snn(i) = floattointeger(plotvar(i,18))
>> end do
>>
>>
>> if(mpres at max_dom .gt. 1) then
>> do i = 1,mpres at max_dom-1
>>
>> ;Making sure edge is nested grid is at least 5 grid points from mother domain.
>> if(i_parent_startn(i) .lt. 5) then
>> print("Warning: Western edge of grid must be at least 5 grid points from mother domain!")
>> end if
>> if(j_parent_startn(i) .lt. 5) then
>> print("Warning: Southern edge of grid must be at least 5 grid points from mother domain!")
>> end if
>> pointwe = (e_wen(i)-1.)/parent_grid_ration(i)
>> pointsn = (e_snn(i)-1.)/parent_grid_ration(i)
>> gridwe = e_wen(parent_idn(i)-1)-(pointwe+i_parent_startn(i))
>> gridsn = e_snn(parent_idn(i)-1)-(pointsn+j_parent_startn(i))
>> if(gridwe .lt. 5) then
>> print("Warning: Eastern edge of grid must be at least 5 grid points from mother domain!")
>> end if
>> if(gridsn .lt. 5) then
>> print("Warning: Northern edge of grid must be at least 5 grid points from mother domain!")
>> end if
>>
>> ;Making sure nested grid is fully contained in mother domain.
>> gridsizewe = (((e_wen(parent_idn(i)-1)-4)-i_parent_startn(i))*parent_grid_ration(i))-(parent_grid_ration(i)-1)
>> gridsizesn = (((e_snn(parent_idn(i)-1)-4)-j_parent_startn(i))*parent_grid_ration(i))-(parent_grid_ration(i)-1)
>> if(gridwe .lt. 5) then
>> print("Warning: Inner nest (domain = " + (i+1) + ") is not fully contained in mother nest (domain = " + parent_idn(i) + ")!")
>> print("For the current setup of mother domain = " + parent_idn(i) + ", you can only have a nest of size " + gridsizewe + "X" + gridsizesn + ". Stopping Program!")
>> exit
>> end if
>> if(gridsn .lt. 5) then
>> print("Warning: Inner nest (domain = " + (i+1) + ") is not fully contained in mother nest (domain = " + parent_idn(i) + ")!")
>> print("For the current setup of mother domain = " + parent_idn(i) + ", you can only have a nest of size " + gridsizewe + "X" + gridsizesn + ". Stopping Program!")
>> exit
>> end if
>>
>> ;Making sure the nest ends at a mother grid domain point.
>> pointwetrunc = decimalPlaces(pointwe,0,False)
>> pointsntrunc = decimalPlaces(pointsn,0,False)
>> if((pointwe-pointwetrunc) .ne. 0.) then
>> nest_we_up = (ceil(pointwe)*parent_grid_ration(i))+1
>> nest_we_dn = (floor(pointwe)*parent_grid_ration(i))+1
>> print("Nest does not end on mother grid domain point. Try " + nest_we_dn + " or " + nest_we_up + ".")
>> end if
>> if((pointsn-pointsntrunc) .ne. 0.) then
>> nest_sn_up = (ceil(pointsn)*parent_grid_ration(i))+1
>> nest_sn_dn = (floor(pointsn)*parent_grid_ration(i))+1
>> print("Nest does not end on mother grid domain point. Try " + nest_sn_dn + " or " + nest_sn_up + ".")
>> end if
>>
>> end do
>> end if
>>
>> mpres at parent_id = parent_idn(0:mpres at max_dom-1)
>> mpres at parent_grid_ratio = parent_grid_ration(0:mpres at max_dom-1)
>> mpres at i_parent_start = i_parent_startn(0:mpres at max_dom-1)
>> mpres at j_parent_start = j_parent_startn(0:mpres at max_dom-1)
>> mpres at e_we = e_wen(0:mpres at max_dom-1)
>> mpres at e_sn = e_snn(0:mpres at max_dom-1)
>>
>> if(mproj_int .eq. 1) then
>> mpres at map_proj = "lambert"
>> mpres at pole_lat = 0.0
>> mpres at pole_lon = 0.0
>> else if(mproj_int .eq. 2) then
>> mpres at map_proj = "mercator"
>> mpres at pole_lat = 0.0
>> mpres at pole_lon = 0.0
>> else if(mproj_int .eq. 3) then
>> mpres at map_proj = "polar"
>> mpres at pole_lat = 0.0
>> mpres at pole_lon = 0.0
>> else if(mproj_int .eq. 4) then
>> mpres at map_proj = "lat-lon"
>> end if
>> end if
>> end if
>> end if
>>
>> ; Deal with global wrf domains that don't have dx or dy
>>
>> if (mpres at dx.lt <mailto:mpres at dx.lt>.1e-10 .and. mpres at dx.lt <mailto:mpres at dx.lt>.1e-10) then
>> mpres at dx = 360./(mpres at e_we(0) - 1)
>> mpres at dy = 180./(mpres at e_sn(0) - 1)
>> mpres at ref_lat = 0.0
>> mpres at ref_lon = 180.0
>> end if
>>
>> mp = wrf_wps_dom (wks,mpres,lnres,txres)
>>
>>
>> ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
>>
>> ; Now you can add some information to the plot.
>> ; Below is an example of adding a white dot over the DC location.
>> ;pmres = True
>> ;pmres at gsMarkerColor = "White"
>> ;pmres at gsMarkerIndex = 16
>> ;pmres at gsMarkerSizeF = 0.01
>> ;gsn_polymarker(wks,mp,-77.26,38.56,pmres)
>>
>> ; Test to add a shapefile
>> ; I add the following contents
>> dir = "/home/taolu/WRF/CASES/kinugawa/shp/"
>> shp_kinu = dir + "kinugawa.shp"
>> shp_tone = dir + "tonegawa.shp"
>>
>> preres = True
>> preres at gsLineColor = "gray25"
>> preres at gsLineThicknessF = 2.0
>>
>> kinu_id = gsn_add_shapefile_polylines(wks,mp,shp_kinu,preres)
>> tone_id = gsn_add_shapefile_polylines(wks,mp,shp_tone,preres)
>>
>> draw(mp);
>>
>>
>> frame(wks) ; lets frame the plot - do not delete
>>
>> end
>>
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>
>
>
>
> --
> ******************************************************
> 盧 涛 (TAO LU)
> 〒112-8551 東京都文京区春日1-13-27
> 中央大学理工学研究科都市環境学専攻
> 河川・水文研究室（山田正教授） 修士課程1年
>
> TEL: 03-3817-3406; Phone: 070-2188-7509
> E-mail1: hakufu.asano at gmail.com <mailto:mail%3Amet.yamos at gmail.com>
> E-mail2: lutao at civil.chuo-u.ac.jp <mailto:mail%3Ayamoto at civil.chuo-u.ac.jp>
> *******************************************************
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