libncarg-data 6.2.0-3 / usr / share / ncarg / hluex / contourplot / cn05f.f

This file is indexed.

/usr/share/ncarg/hluex/contourplot/cn05f.f is in libncarg-data 6.2.0-3.

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
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
C
C      $Id: cn05f.f,v 1.9 2010-03-15 22:49:23 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:       cn05f.f
C
C  Author:     Tim Scheitln (converted to Fortran by Mary Haley)
C          National Center for Atmospheric Research
C          PO Box 3000, Boulder, Colorado
C
C  Date:       Tue Sep 26 09:44:01 MDT 1995
C
C   Description: Demonstrates how to create a map plot animation with a 
C                contour overlay and labelbar annotation.
C
      external NhlFAppClass
      external NhlFNcgmWorkstationClass
      external NhlFPSWorkstationClass
      external NhlFPDFWorkstationClass
      external NhlFCairoPSPDFWorkstationClass
      external NhlFCairoImageWorkstationClass
      external NhlFCairoWindowWorkstationClass
      external NhlFScalarFieldClass
      external NhlFContourPlotClass
      external NhlFMapPlotClass
      external NhlFtextItemClass
C
C The PLOT_ALL_DATA flag controls whether or not all 31 days of data is 
C read and plotted.  Setting the flag to 1 will cause this script to 
C plot 31 frames.  Otherwise, the script will read only 3 days worth of 
C data and plot 3 frames.
C
      parameter(PLOT_ALL_DATA=0)
C
C Define the maximum number of colors.
C
      parameter(NCOLORS=64)
C
C Declare variables for the HLU routine calls.
C
      integer appid, workid, field1, con1
      integer mapid, lb1id, lb2id
      integer srlist, i, day
C
C Declare variables for defining color map.
C
      integer length(2)
      real cmap(3,NCOLORS)
      data cmap/.000,.000,.000,.000,.000,.000,.700,.700,.700,
     +          .650,.650,.700,.610,.600,.700,.550,.550,.700,
     +          .560,.500,.700,.450,.450,.700,.420,.400,.700,
     +          .350,.350,.700,.300,.300,.700,.250,.250,.700,
     +          .200,.200,.700,.150,.150,.700,.100,.100,.700,
     +          .050,.050,.700,.000,.000,.700,.000,.050,.700,
     +          .000,.100,.700,.000,.150,.700,.000,.200,.700,
     +          .000,.250,.700,.000,.300,.700,.000,.350,.700,
     +          .000,.400,.700,.000,.450,.600,.000,.500,.500,
     +          .000,.550,.400,.000,.600,.300,.000,.650,.200,
     +          .000,.700,.100,.000,.725,.000,.000,.690,.000,
     +          .030,.685,.000,.060,.680,.000,.100,.575,.000,
     +          .130,.570,.000,.160,.565,.000,.550,.550,.000,
     +          .555,.545,.000,.560,.530,.000,.565,.485,.000,
     +          .570,.420,.000,.675,.375,.000,.680,.330,.000,
     +          .690,.300,.000,.700,.285,.000,.700,.270,.000,
     +          .700,.260,.000,.700,.240,.000,.700,.180,.000,
     +          .700,.130,.000,.700,.120,.000,.700,.100,.000,
     +          .700,.090,.000,.750,.090,.000,.800,.090,.000,
     +          .830,.070,.000,.870,.050,.000,.900,.030,.000,
     +          .950,.010,.000,.990,.000,.000,1.00,.000,.000,
     +          1.00,.000,.000/
C
C Create an array that will contain the indices into the 
C colormap defined later.
C
      integer fillindices(NCOLORS-2)
C
C Declare variables for getting information from netCDF file.
C
      integer ncid, t_id, lon_id, lat_id, time_id
      real T(49,40)
      integer lon(49), lat(40)
      integer start(3), count(3), lonlen, latlen, flen, nframes
      character*256 filename
      character*15 daystr
      character*50 recname

      character*7  wks_type
C
C Open the netCDF file.
C
      call gngpat(filename,'data',ierr)
      flen = 17
      do 10 i=1,256
         if( filename(i:i).eq.char(0) ) then
            filename(i:i+flen)='/cdf/meccatemp.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 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,'cn05',NhlFAppClass,0,srlist,ierr)

      wks_type = "ncgm"

      if (wks_type.eq."ncgm".or.wks_type.eq."NCGM") then
C
C Create an NCGM workstation.
C
         call NhlFRLClear(srlist)
         call NhlFRLSetString(srlist,'wkMetaName','./cn05f.ncgm',ierr)
         call NhlFCreate(workid,'cn05Work',
     +        NhlFNcgmWorkstationClass,0,srlist,ierr)
      else if (wks_type.eq."x11".or.wks_type.eq."X11") then
C
C Create an X11 workstation.
C
         call NhlFRLClear(srlist)
         call NhlFRLSetString(srlist,'wkPause','True',ierr)
         call NhlFCreate(workid,'cn05Work',
     +        NhlFCairoWindowWorkstationClass,
     +        0,srlist,ierr)
      else if (wks_type.eq."oldps".or.wks_type.eq."OLDPS") then
C
C Create an older-style PostScript workstation.
C
         call NhlFRLClear(srlist)
         call NhlFRLSetString(srlist,'wkPSFileName','./cn05f.ps',ierr)
         call NhlFCreate(workid,'cn05Work',
     +        NhlFPSWorkstationClass,0,srlist,ierr)
      else if (wks_type.eq."oldpdf".or.wks_type.eq."OLDPDF") then
C
C Create an older-style PDF workstation.
C
         call NhlFRLClear(srlist)
         call NhlFRLSetString(srlist,'wkPDFFileName','./cn05f.pdf',
     +        ierr)
         call NhlFCreate(workid,'cn05Work',
     +        NhlFPDFWorkstationClass,0,srlist,ierr)
      else if (wks_type.eq."pdf".or.wks_type.eq."PDF".or.
     +         wks_type.eq."ps".or.wks_type.eq."PS") then
C
C Create a cairo PS/PDF workstation.
C
         call NhlFRLClear(srlist)
         call NhlFRLSetString(srlist,'wkFileName','./cn05f',
     +        ierr)
         call NhlFRLSetString(srlist,'wkFormat',wks_type,ierr)
         call NhlFCreate(workid,'cn05Work',
     +        NhlFCairoPSPDFWorkstationClass,0,srlist,ierr)
      else if (wks_type.eq."png".or.wks_type.eq."PNG") then
C
C Create a cairo PNG workstation.
C
         call NhlFRLClear(srlist)
         call NhlFRLSetString(srlist,'wkFileName','./cn05f',
     +        ierr)
         call NhlFRLSetString(srlist,'wkFormat',wks_type,ierr)
         call NhlFCreate(workid,'cn05Work',
     +        NhlFCairoImageWorkstationClass,0,srlist,ierr)
      endif
C
C Assign the colormap to the workstation.
C
      length(1) = 3
      length(2) = NCOLORS
      call NhlFRLClear(srlist)
      call NhlFRLSetMDFloatArray(srlist,'wkColorMap',cmap,2,length,ierr)
      call NhlFSetValues(workid,srlist,ierr)
C
C Get the temperature and lat/lon dimensions.
C
      lat_id = ncdid(ncid,'lat',ierr)
      lon_id = ncdid(ncid,'lon',ierr)
      t_id = ncvid(ncid,'t',ierr)
      call ncdinq(ncid,lat_id,recname,latlen,ierr)
      call ncdinq(ncid,lon_id,recname,lonlen,ierr)
      lat_id = ncvid(ncid,'lat',ierr)
      lon_id = ncvid(ncid,'lon',ierr)
C
C Get temperature and lat/lon values.
C
      start(1) = 1
      start(2) = 1
      start(3) = 1
      count(1) = lonlen
      count(2) = latlen
      count(3) = 1
      call ncvgt(ncid,t_id,start,count,T,ierr)
      count(1) = latlen
      call ncvgt(ncid,lat_id,start,count,lat,ierr)
      count(1) = lonlen
      call ncvgt(ncid,lon_id,start,count,lon,ierr)
C
C Create a scalar field object that will be used as the
C dataset for the contour object.
C
      count(1) = lonlen
      count(2) = latlen
      call NhlFRLClear(srlist)
      call NhlFRLSetMDFloatArray(srlist,'sfDataArray',T,2,count,ierr)
      call NhlFRLSetInteger(srlist,'sfXCStartV',lon(1),ierr)
      call NhlFRLSetInteger(srlist,'sfXCEndV',lon(lonlen),ierr)
      call NhlFRLSetInteger(srlist,'sfYCStartV',lat(1),ierr)
      call NhlFRLSetInteger(srlist,'sfYCEndV',lat(latlen),ierr)
      call NhlFCreate(field1,'field1',NhlFscalarFieldClass,appid,srlist,
     +     ierr)
C
C Assign the indices, skipping the first two colormap entries
C that contain the default background and foreground color. 
C
      do 20 i = 1,NCOLORS-2
         fillindices(i) = i+1
 20   continue
C
C Create a ContourPlot object.
C
      call NhlFRLClear(srlist)
C
C Assign the data that was read earlier.
C
      call NhlFRLSetInteger(srlist,'cnScalarFieldData',field1,ierr)
C
C Assign the colormap fill indices
C
      call NhlFRLSetIntegerArray(srlist,'cnFillColors',fillindices,
     +     NCOLORS-2,ierr)
C
C Set the range and spacing of the contour levels.
C
      call NhlFRLSetString(srlist,'cnLevelSelectionMode','ManualLevels',
     +     ierr)
      call NhlFRLSetFloat(srlist,'cnMinLevelValF',195.0,ierr)
      call NhlFRLSetFloat(srlist,'cnMaxLevelValF',328.0,ierr)
      call NhlFRLSetFloat(srlist,'cnLevelSpacingF',2.25,ierr)
C
C Turn on contour fills.
C
      call NhlFRLSetString(srlist,'cnFillOn','True',ierr)
C
C Turn off the contour lines and labels.
C
      call NhlFRLSetString(srlist,'cnLinesOn','False',ierr)
      call NhlFRLSetString(srlist,'cnLineLabelsOn','False',ierr)
      call NhlFRLSetString(srlist,'cnHighLabelsOn','False',ierr)
      call NhlFRLSetString(srlist,'cnLowLabelsOn','False',ierr)
      call NhlFRLSetString(srlist,'cnInfoLabelOn','False',ierr)
C
C Turn on the overlay labelbar.
C
      call NhlFRLSetString(srlist,'pmLabelBarDisplayMode','ALWAYS',ierr)
C
C Set the labelbar size
C
      call NhlFRLSetFloat(srlist,'pmLabelBarHeightF',0.15,ierr)
      call NhlFRLSetFloat(srlist,'pmLabelBarWidthF',0.6,ierr)
C
C Set the location and orientation of the labelbar.
C
      call NhlFRLSetString(srlist,'pmLabelBarSide','bottom',ierr)
      call NhlFRLSetString(srlist,'lbOrientation','horizontal',ierr)
C
C Set the lablebar title, font, and color.
C
      call NhlFRLSetString(srlist,'lbTitleString','Day 1',ierr)
      call NhlFRLSetInteger(srlist,'lbTitleFont',22,ierr)
      call NhlFRLSetString(srlist,'lbTitleFontColor','PaleGreen4',ierr)
C
C Turn off the labelbar perimeter box 
C
      call NhlFRLSetString(srlist,'lbPerimOn','False',ierr)
C
C Turn off lines that separate each color in the labelbar.
C
      call NhlFRLSetInteger(srlist,'lbBoxLinesOn',0,ierr)
C
C Turn off labelbar labels
C
      call NhlFRLSetString(srlist,'lbLabelsOn','False',ierr)
      call NhlFCreate(con1,'con1',NhlFcontourPlotClass,workid,srlist,
     +     ierr)
C
C Create map object.
C
      call NhlFRLClear(srlist)
C
C Allow the map to be stretched along 
C the horizontal and vertical view axes.
C
      call NhlFRLSetString(srlist,'mpShapeMode','FreeAspect',ierr)
C
C Set the viewport position and size. This will
C stretch the map along its axes.
C
      call NhlFRLSetFloat(srlist,'vpXF',0.03,ierr)
      call NhlFRLSetFloat(srlist,'vpYF',0.90,ierr)
      call NhlFRLSetFloat(srlist,'vpWidthF',0.94,ierr)
      call NhlFRLSetFloat(srlist,'vpHeightF',0.68,ierr)
C
C Set the center of projection.
C
      call NhlFRLSetFloat(srlist,'mpCenterLatF',0.0,ierr)
      call NhlFRLSetFloat(srlist,'mpCenterLonF',150.0,ierr)
C
C Set the projection type.
C
      call NhlFRLSetString(srlist,'mpProjection',
     +     'CYLINDRICALEQUIDISTANT',ierr)
C
C Turn off grid and limb lines, labels, and permimeter.
C
      call NhlFRLSetString(srlist,'mpGridAndLimbOn','False',ierr)
      call NhlFRLSetString(srlist,'mpLabelsOn','False',ierr)
      call NhlFRLSetString(srlist,'mpPerimOn','False',ierr)
C
C Turn on main title and set its value, font, and color.
C
      call NhlFRLSetString(srlist,'pmTitleDisplayMode','Always',ierr)
      call NhlFRLSetString(srlist,'tiMainString',
     +     'January Global Surface Temperature',ierr)
      call NhlFRLSetInteger(srlist,'tiMainFont',22,ierr)
      call NhlFRLSetString(srlist,'tiMainFontColor','PaleGreen4',ierr)
      call NhlFCreate(mapid,'map',NhlFmapPlotClass,workid,srlist,ierr)
      call NhlFAddOverlay(mapid,con1,-1,ierr)
C
C Create two labels (high and low values) for labelbar.
C
      call NhlFRLClear(srlist)
      call NhlFRLSetString(srlist,'txString','195 K',ierr)
      call NhlFRLSetFloat(srlist,'txPosXF',0.05,ierr)
      call NhlFRLSetFloat(srlist,'txPosYF',0.03,ierr)
      call NhlFRLSetInteger(srlist,'txFont',22,ierr)
      call NhlFRLSetString(srlist,'txFontColor','PaleGreen4',ierr)
      call NhlFRLSetFloat(srlist,'txFontHeightF',0.03,ierr)
      call NhlFRLSetString(srlist,'txJust','CENTERLEFT',ierr)
      call NhlFCreate(lb1id,'lbarlo',NhlFtextItemClass,workid,srlist,
     +     ierr)

      call NhlFRLClear(srlist)
      call NhlFRLSetString(srlist,'txString','328 K',ierr)
      call NhlFRLSetFloat(srlist,'txPosXF',0.85,ierr)
      call NhlFRLSetFloat(srlist,'txPosYF',0.03,ierr)
      call NhlFRLSetInteger(srlist,'txFont',22,ierr)
      call NhlFRLSetString(srlist,'txFontColor','PaleGreen4',ierr)
      call NhlFRLSetFloat(srlist,'txFontHeightF',0.03,ierr)
      call NhlFRLSetString(srlist,'txJust','CENTERLEFT',ierr)
      call NhlFCreate(lb2id,'lbarhi',NhlFtextItemClass,workid,srlist,
     +     ierr)
C
C Draw all objects.
C
      write(6,*)'Plotting Day 1'

      call NhlFDraw(mapid,ierr)
      call NhlFDraw(lb1id,ierr)
      call NhlFDraw(lb2id,ierr)
      call NhlFFrame(workid,ierr)
C
C Loop on remaining time steps
C
      if ( PLOT_ALL_DATA.eq.0 ) then
         nframes=2
      else
         time_id = ncdid(ncid,'time',ierr)
         call ncdinq(ncid,time_id,recname,nframes,ierr)
         nframes = nframes -1
      endif
      do 30 i = 1,nframes
         write(6,*)'Plotting Day ',i+1
C
C Read the next data field (next day).
C
        start(1) = 1
        start(2) = 1
        start(3) = i+1
        count(1) = lonlen
        count(2) = latlen
        count(3) = 1
        call ncvgt(ncid,t_id,start,count,T,ierr)
        count(1) = lonlen
        count(2) = latlen
        call NhlFRLClear(srlist)
        call NhlFRLSetMDFloatArray(srlist,'sfDataArray',T,2,count,ierr)
        call NhlFSetValues(field1,srlist,ierr)
C
C Increment day string.
C
        day = i+1
        write(daystr,35)day
 35     format('Day ',i2)
        call NhlFRLClear(srlist)
        call NhlFRLSetString(srlist,'lbTitleString',daystr,ierr)
        call NhlFSetValues(con1,srlist,ierr)
C
C Draw another plot.
C
        call NhlFDraw(mapid,ierr)
        call NhlFDraw(lb1id,ierr)
        call NhlFDraw(lb2id,ierr)
        call NhlFFrame(workid,ierr)

 30   continue
      if(PLOT_ALL_DATA.eq.0 ) then
         write(6,*)'To plot all 31 days in this animation, edit the NCL'
         write(6,*)'script, and set the PLOT_ALL_DATA flag to TRUE.'
      endif
C
C Close the netCDF file.
C
      call ncclos(ncid,ierr)
C
C NhlDestroy 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

APT Browse - Built by Thomas Orozco.