C C $Id: cn08f.f,v 1.5 1997/10/08 17:21:51 haley Exp $ C C*********************************************************************** C * C Copyright (C) 1995 * C University Corporation for Atmospheric Research * C The use of this Software is governed by a License Agreement * C * C*********************************************************************** C C File: cn08f.f C C Author: Ethan Alpert (converted to Fortran by Mary Haley) C National Center for Atmospheric Research C PO 3000, Boulder, Colorado C C Date: Thu Sep 28 11:51:33 MDT 1995 C C Description: Draws a vertical profile of temperature for C longitudes separated by 5 degrees. C external NhlFAppClass external NhlFNcgmWorkstationClass external NhlFPSWorkstationClass external NhlFXWorkstationClass external NhlFScalarFieldClass external NhlFContourPlotClass parameter(NCOLORS=23) C C Declare variables for the HLU routine calls. C integer appid, workid, field1, con1 integer srlist, i, j, k real cmap(3,NCOLORS) C C Declare variables for getting information from netCDF file. C integer ncid, lon_id, lat_id, level_id, temp_id real temp(33,10), spv real lon(36), lat(33), level(10) real min_lat, min_level, max_lat, max_level integer start(4), count(4), lonlen, latlen, levellen character*256 filename character*50 string character*50 recname C C Default is to create an NCGM file. C integer NCGM, X11, PS C C Default is to create an NCGM file. C NCGM=1 X11=0 PS=0 C C Initialize the HLU library and set up resource template. C call NhlFInitialize call NhlFRLCreate(srlist,'setrl') call NhlFRLClear(srlist) call NhlFRLSetString(srlist,'appDefaultParent','True',ierr) call NhlFRLSetString(srlist,'appUsrDir','./',ierr) call NhlFCreate(appid,'cn08',NhlFAppClass,0,srlist,ierr) cmap(1,1) = 0.0 cmap(2,1) = 0.0 cmap(3,1) = 0.0 cmap(1,2) = 1.0 cmap(2,2) = 1.0 cmap(3,2) = 1.0 cmap(1,3) = 1.0 cmap(2,3) = 1.0 cmap(3,3) = 1.0 cmap(1,4) = 1.0 cmap(2,4) = 0.0 cmap(3,4) = 0.0 cmap(1,5) = 0.0 cmap(2,5) = 1.0 cmap(3,5) = 0.0 cmap(1,6) = 0.0 cmap(2,6) = 0.0 cmap(3,6) = 1.0 cmap(1,7) = 1.0 cmap(2,7) = 1.0 cmap(3,7) = 0.0 cmap(1,8) = 0.0 cmap(2,8) = 1.0 cmap(3,8) = 1.0 cmap(1,9) = 1.0 cmap(2,9) = 0.0 cmap(3,9) = 1.0 cmap(1,10) = 0.5 cmap(2,10) = 0.0 cmap(3,10) = 0.0 cmap(1,11) = 0.5 cmap(2,11) = 1.0 cmap(3,11) = 1.0 cmap(1,12) = 0.0 cmap(2,12) = 0.0 cmap(3,12) = 0.5 cmap(1,13) = 1.0 cmap(2,13) = 1.0 cmap(3,13) = 0.5 cmap(1,14) = 0.5 cmap(2,14) = 0.0 cmap(3,14) = 1.0 cmap(1,15) = 1.0 cmap(2,15) = 0.5 cmap(3,15) = 0.0 cmap(1,16) = 0.0 cmap(2,16) = 0.5 cmap(3,16) = 1.0 cmap(1,17) = 0.5 cmap(2,17) = 1.0 cmap(3,17) = 0.0 cmap(1,18) = 0.5 cmap(2,18) = 0.0 cmap(3,18) = 0.5 cmap(1,19) = 0.5 cmap(2,19) = 1.0 cmap(3,19) = 0.5 cmap(1,20) = 1.0 cmap(2,20) = 0.5 cmap(3,20) = 1.0 cmap(1,21) = 0.0 cmap(2,21) = 0.5 cmap(3,21) = 0.0 cmap(1,22) = 0.5 cmap(2,22) = 0.5 cmap(3,22) = 1.0 cmap(1,23) = 1.0 cmap(2,23) = 0.0 cmap(3,23) = 0.5 count(1) = 3 count(2) = NCOLORS if (NCGM.eq.1) then C C Create an NCGM workstation. C call NhlFRLClear(srlist) call NhlFRLSetMDFloatArray(srlist,'wkColorMap',cmap,2,count, + ierr) call NhlFRLSetString(srlist,'wkMetaName','./cn08f.ncgm',ierr) call NhlFCreate(workid,'cn08Work', + NhlFNcgmWorkstationClass,0,srlist,ierr) else if (X11.eq.1) then C C Create an xworkstation object. C call NhlFRLClear(srlist) call NhlFRLSetMDFloatArray(srlist,'wkColorMap',cmap,2,count, + ierr) call NhlFRLSetString(srlist,'wkPause','True',ierr) call NhlFCreate(workid,'cn08Work',NhlFXWorkstationClass, + 0,srlist,ierr) else if (PS.eq.1) then C C Create a PostScript workstation. C call NhlFRLClear(srlist) call NhlFRLSetMDFloatArray(srlist,'wkColorMap',cmap,2,count, + ierr) call NhlFRLSetString(srlist,'wkPSFileName','./cn08f.ps',ierr) call NhlFCreate(workid,'cn08Work', + NhlFPSWorkstationClass,0,srlist,ierr) endif C C Open data file containing grid of global temperatures. C call gngpat(filename,'data',ierr) do 10 i=1,256 if( filename(i:i).eq.char(0) ) then filename(i:i+15)='/cdf/contour.cdf' goto 15 endif 10 continue C C The second argument to 'ncopn' should be NCNOWRIT, but since we C can't include 'netcdf.inc', we are using the value '0' instead. C 15 ncid = ncopn(filename,0,ierr) C C Get the lat/lon/level dimensions. C lat_id = ncdid(ncid,'lat',ierr) lon_id = ncdid(ncid,'lon',ierr) level_id = ncdid(ncid,'level',ierr) call ncdinq(ncid,lat_id,recname,latlen,ierr) call ncdinq(ncid,lon_id,recname,lonlen,ierr) call ncdinq(ncid,level_id,recname,levellen,ierr) C C Read in temperature values and convert from degrees F to degrees K. C temp_id = ncvid(ncid,'T',ierr) start(1) = 1 start(2) = 1 start(3) = 1 start(4) = 1 count(1) = 1 count(2) = latlen count(3) = levellen count(4) = 1 call ncvgt(ncid,temp_id,start,count,temp,ierr) call ncagt(ncid,temp_id,'_FillValue',spv,ierr) do 30 j = 1,levellen do 20 k=1,latlen temp(k,j) = (temp(k,j) - 273.15) * 9./5. + 32. 20 continue 30 continue C C Read in lat/lon/level values. C lat_id = ncvid(ncid,'lat',ierr) count(1) = latlen call ncvgt(ncid,lat_id,start,count,lat,ierr) lon_id = ncvid(ncid,'lon',ierr) count(1) = lonlen call ncvgt(ncid,lon_id,start,count,lon,ierr) level_id = ncvid(ncid,'level',ierr) count(1) = levellen call ncvgt(ncid,level_id,start,count,level,ierr) C C Set up initial scalar field with longitude of temperature data. C count(1) = latlen count(2) = levellen call NhlFRLClear(srlist) call NhlFRLSetMDFloatArray(srlist,'sfDataArray',temp,2,count, + ierr) call NhlFRLSetFloat(srlist,'sfMissingValueV',spv,ierr) call NhlFRLSetFloat(srlist,'sfXCStartV',lat(1),ierr) call NhlFRLSetFloat(srlist,'sfXCEndV',lat(latlen),ierr) call NhlFRLSetFloatArray(srlist,'sfXArray',lat,latlen,ierr) call NhlFRLSetFloatArray(srlist,'sfYArray',level,levellen,ierr) call NhlFCreate(field1,'field1',NhlFscalarFieldClass,appid,srlist, + ierr) C C Determine extents of grid C if (lat(1) .lt. lat(latlen)) then min_lat = lat(1) max_lat = lat(latlen) else max_lat = lat(1) min_lat = lat(latlen) endif if(level(1) .lt. level(levellen)) then min_level = level(1) max_level = level(levellen) else max_level = level(1) min_level = level(levellen) endif C C Create contour using manual spacing. C call NhlFRLClear(srlist) call NhlFRLSetFloat(srlist,'vpXF',.2,ierr) call NhlFRLSetFloat(srlist,'vpYF',.8,ierr) call NhlFRLSetFloat(srlist,'vpWidthF',.6,ierr) call NhlFRLSetFloat(srlist,'vpHeightF',.6,ierr) call NhlFRLSetString(srlist,'cnFillOn','True',ierr) call NhlFRLSetInteger(srlist,'cnScalarFieldData',field1,ierr) call NhlFRLSetString(srlist,'cnLevelSelectionMode','ManualLevels', + ierr) call NhlFRLSetInteger(srlist,'cnMaxLevelCount',25,ierr) call NhlFRLSetFloat(srlist,'cnMinLevelValF',-80.0,ierr) call NhlFRLSetFloat(srlist,'cnMaxLevelValF',110.0,ierr) call NhlFRLSetFloat(srlist,'cnLevelSpacingF',10.0,ierr) call NhlFRLSetFloat(srlist,'trXMinF',min_lat,ierr) call NhlFRLSetFloat(srlist,'trXMaxF',max_lat,ierr) call NhlFRLSetFloat(srlist,'trYMinF',min_level,ierr) call NhlFRLSetFloat(srlist,'trYMaxF',max_level,ierr) call NhlFRLSetString(srlist,'trYReverse','True',ierr) write(string,55)lon(1) 55 format('Longitude ',f6.1,' Degrees') call NhlFRLSetString(srlist,'tiMainString',string,ierr) call NhlFCreate(con1,'con1',NhlFcontourPlotClass,workid,srlist, + ierr) C C Draw first step C call NhlFDraw(con1,ierr) call NhlFFrame(workid,ierr) C C Loop on remaining longitude values and reset the title every iteration. C do 60 i = 2,lonlen C C Read in temperature values and convert from degrees F to degrees K. C temp_id = ncvid(ncid,'T',ierr) start(1) = i start(2) = 1 start(3) = 1 start(4) = 1 count(1) = 1 count(2) = latlen count(3) = levellen count(4) = 1 call ncvgt(ncid,temp_id,start,count,temp,ierr) do 70 j = 1,levellen do 65 k=1,latlen temp(k,j) = (temp(k,j) - 273.15) * 9./5. + 32. 65 continue 70 continue call NhlFRLClear(srlist) count(1) = latlen count(2) = levellen call NhlFRLSetMDFloatArray(srlist,'sfDataArray',temp,2,count, + ierr) C C Create new scalar field. C call NhlFSetValues(field1,srlist,ierr) call NhlFRLClear(srlist) write(string,75)lon(i) 75 format('Longitude ',f6.1,' Degrees') call NhlFRLSetString(srlist,'tiMainString',string,ierr) call NhlFSetValues(con1,srlist,ierr) call NhlFDraw(con1,ierr) call NhlFFrame(workid,ierr) 60 continue C C Close the netCDF file. C call ncclos(ncid,ierr) C C NhlFDestroy destroys the given id and all of its children. C call NhlFRLDestroy(srlist) call NhlFDestroy(appid,ierr) C C Restores state. C call NhlFClose stop end