1 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
---|
2 | ! |
---|
3 | ! This routine reads remapping information from files written |
---|
4 | ! by remap_setup. If remapping in both directions are required, |
---|
5 | ! two input files must be specified. |
---|
6 | ! |
---|
7 | !----------------------------------------------------------------------- |
---|
8 | ! |
---|
9 | ! CVS:$Id$ |
---|
10 | ! |
---|
11 | ! Copyright (c) 1997, 1998 the Regents of the University of |
---|
12 | ! California. |
---|
13 | ! |
---|
14 | ! This software and ancillary information (herein called software) |
---|
15 | ! called SCRIP is made available under the terms described here. |
---|
16 | ! The software has been approved for release with associated |
---|
17 | ! LA-CC Number 98-45. |
---|
18 | ! |
---|
19 | ! Unless otherwise indicated, this software has been authored |
---|
20 | ! by an employee or employees of the University of California, |
---|
21 | ! operator of the Los Alamos National Laboratory under Contract |
---|
22 | ! No. W-7405-ENG-36 with the U.S. Department of Energy. The U.S. |
---|
23 | ! Government has rights to use, reproduce, and distribute this |
---|
24 | ! software. The public may copy and use this software without |
---|
25 | ! charge, provided that this Notice and any statement of authorship |
---|
26 | ! are reproduced on all copies. Neither the Government nor the |
---|
27 | ! University makes any warranty, express or implied, or assumes |
---|
28 | ! any liability or responsibility for the use of this software. |
---|
29 | ! |
---|
30 | ! If software is modified to produce derivative works, such modified |
---|
31 | ! software should be clearly marked, so as not to confuse it with |
---|
32 | ! the version available from Los Alamos National Laboratory. |
---|
33 | ! |
---|
34 | !*********************************************************************** |
---|
35 | |
---|
36 | module remap_read |
---|
37 | |
---|
38 | !----------------------------------------------------------------------- |
---|
39 | ! |
---|
40 | ! contains routines for reading a remap file |
---|
41 | ! |
---|
42 | !----------------------------------------------------------------------- |
---|
43 | |
---|
44 | use kinds_mod ! defines common data types |
---|
45 | use constants ! defines useful constants |
---|
46 | use grids ! includes all grid information |
---|
47 | use netcdf_mod ! module with netcdf vars and utilities |
---|
48 | use remap_vars ! module for all required remapping variables |
---|
49 | |
---|
50 | implicit none |
---|
51 | |
---|
52 | !----------------------------------------------------------------------- |
---|
53 | ! |
---|
54 | ! module variables |
---|
55 | ! |
---|
56 | !----------------------------------------------------------------------- |
---|
57 | !----------------------------------------------------------------------- |
---|
58 | ! |
---|
59 | ! various netCDF ids for files variables |
---|
60 | ! |
---|
61 | !----------------------------------------------------------------------- |
---|
62 | |
---|
63 | integer (kind=int_kind), private :: & ! netCDF ids |
---|
64 | ncstat, nc_file_id, & |
---|
65 | nc_srcgrdsize_id, nc_dstgrdsize_id, & |
---|
66 | nc_srcgrdcorn_id, nc_dstgrdcorn_id, & |
---|
67 | nc_srcgrdrank_id, nc_dstgrdrank_id, & |
---|
68 | nc_srcgrddims_id, nc_dstgrddims_id, & |
---|
69 | nc_numlinks_id, nc_numwgts_id, & |
---|
70 | nc_srcgrdimask_id, nc_dstgrdimask_id, & |
---|
71 | nc_srcgrdcntrlat_id, nc_srcgrdcntrlon_id, & |
---|
72 | nc_srcgrdcrnrlat_id, nc_srcgrdcrnrlon_id, & |
---|
73 | nc_srcgrdarea_id, nc_srcgrdfrac_id, & |
---|
74 | nc_dstgrdcntrlat_id, nc_dstgrdcntrlon_id, & |
---|
75 | nc_dstgrdcrnrlat_id, nc_dstgrdcrnrlon_id, & |
---|
76 | nc_dstgrdarea_id, nc_dstgrdfrac_id, & |
---|
77 | nc_srcgrdadd_id, nc_dstgrdadd_id, nc_rmpmatrix_id |
---|
78 | |
---|
79 | !*********************************************************************** |
---|
80 | |
---|
81 | contains |
---|
82 | |
---|
83 | !*********************************************************************** |
---|
84 | |
---|
85 | subroutine read_remap(map_name, interp_file) |
---|
86 | |
---|
87 | !----------------------------------------------------------------------- |
---|
88 | ! |
---|
89 | ! this driver routine reads some global attributes and then |
---|
90 | ! calls a specific read routine based on file conventions |
---|
91 | ! |
---|
92 | !----------------------------------------------------------------------- |
---|
93 | |
---|
94 | !----------------------------------------------------------------------- |
---|
95 | ! |
---|
96 | ! input variables |
---|
97 | ! |
---|
98 | !----------------------------------------------------------------------- |
---|
99 | |
---|
100 | character(char_len), intent(in) :: & |
---|
101 | interp_file ! filename for remap data |
---|
102 | |
---|
103 | !----------------------------------------------------------------------- |
---|
104 | ! |
---|
105 | ! output variables |
---|
106 | ! |
---|
107 | !----------------------------------------------------------------------- |
---|
108 | |
---|
109 | character(char_len), intent(out) :: & |
---|
110 | map_name ! name for mapping |
---|
111 | |
---|
112 | !----------------------------------------------------------------------- |
---|
113 | ! |
---|
114 | ! local variables |
---|
115 | ! |
---|
116 | !----------------------------------------------------------------------- |
---|
117 | |
---|
118 | character(char_len) :: & |
---|
119 | map_method & ! character string for map_type |
---|
120 | , normalize_opt & ! character string for normalization option |
---|
121 | , convention ! character string for output convention |
---|
122 | |
---|
123 | !----------------------------------------------------------------------- |
---|
124 | ! |
---|
125 | ! open file and read some global information |
---|
126 | ! |
---|
127 | !----------------------------------------------------------------------- |
---|
128 | |
---|
129 | ncstat = nf_open(interp_file, NF_NOWRITE, nc_file_id) |
---|
130 | call netcdf_error_handler(ncstat) |
---|
131 | |
---|
132 | !*** |
---|
133 | !*** map name |
---|
134 | !*** |
---|
135 | map_name = ' ' |
---|
136 | ncstat = nf_get_att_text(nc_file_id, NF_GLOBAL, 'title', & |
---|
137 | map_name) |
---|
138 | call netcdf_error_handler(ncstat) |
---|
139 | |
---|
140 | print *,'Reading remapping:',trim(map_name) |
---|
141 | print *,'From file:',trim(interp_file) |
---|
142 | |
---|
143 | !*** |
---|
144 | !*** normalization option |
---|
145 | !*** |
---|
146 | normalize_opt = ' ' |
---|
147 | ncstat = nf_get_att_text(nc_file_id, NF_GLOBAL, 'normalization', & |
---|
148 | normalize_opt) |
---|
149 | call netcdf_error_handler(ncstat) |
---|
150 | |
---|
151 | select case(normalize_opt) |
---|
152 | case ('none') |
---|
153 | norm_opt = norm_opt_none |
---|
154 | case ('fracarea') |
---|
155 | norm_opt = norm_opt_frcarea |
---|
156 | case ('destarea') |
---|
157 | norm_opt = norm_opt_dstarea |
---|
158 | case default |
---|
159 | print *,'normalize_opt = ',normalize_opt |
---|
160 | stop 'Invalid normalization option' |
---|
161 | end select |
---|
162 | |
---|
163 | !*** |
---|
164 | !*** map method |
---|
165 | !*** |
---|
166 | map_method = ' ' |
---|
167 | ncstat = nf_get_att_text (nc_file_id, NF_GLOBAL, 'map_method', & |
---|
168 | map_method) |
---|
169 | call netcdf_error_handler(ncstat) |
---|
170 | |
---|
171 | select case(map_method) |
---|
172 | case('Conservative remapping') |
---|
173 | map_type = map_type_conserv |
---|
174 | case('Bilinear remapping') |
---|
175 | map_type = map_type_bilinear |
---|
176 | case('Distance weighted avg of nearest neighbors') |
---|
177 | map_type = map_type_distwgt |
---|
178 | case('Bicubic remapping') |
---|
179 | map_type = map_type_bicubic |
---|
180 | case default |
---|
181 | print *,'map_type = ',map_method |
---|
182 | stop 'Invalid Map Type' |
---|
183 | end select |
---|
184 | |
---|
185 | !*** |
---|
186 | !*** file convention |
---|
187 | !*** |
---|
188 | convention = ' ' |
---|
189 | ncstat = nf_get_att_text (nc_file_id, NF_GLOBAL, 'conventions', & |
---|
190 | convention) |
---|
191 | call netcdf_error_handler(ncstat) |
---|
192 | |
---|
193 | !----------------------------------------------------------------------- |
---|
194 | ! |
---|
195 | ! call appropriate read routine based on output convention |
---|
196 | ! |
---|
197 | !----------------------------------------------------------------------- |
---|
198 | |
---|
199 | select case(convention) |
---|
200 | case ('SCRIP') |
---|
201 | call read_remap_scrip |
---|
202 | case ('NCAR-CSM') |
---|
203 | call read_remap_csm |
---|
204 | case default |
---|
205 | print *,'convention = ',convention |
---|
206 | stop 'unknown output file convention' |
---|
207 | end select |
---|
208 | |
---|
209 | !----------------------------------------------------------------------- |
---|
210 | |
---|
211 | end subroutine read_remap |
---|
212 | |
---|
213 | !*********************************************************************** |
---|
214 | |
---|
215 | subroutine read_remap_scrip |
---|
216 | |
---|
217 | !----------------------------------------------------------------------- |
---|
218 | ! |
---|
219 | ! the routine reads a netCDF file to extract remapping info |
---|
220 | ! in SCRIP format |
---|
221 | ! |
---|
222 | !----------------------------------------------------------------------- |
---|
223 | !----------------------------------------------------------------------- |
---|
224 | ! |
---|
225 | ! local variables |
---|
226 | ! |
---|
227 | !----------------------------------------------------------------------- |
---|
228 | |
---|
229 | character (char_len) :: & |
---|
230 | grid1_name & ! grid name for source grid |
---|
231 | , grid2_name ! grid name for dest grid |
---|
232 | |
---|
233 | integer (kind=int_kind) :: & |
---|
234 | n ! dummy index |
---|
235 | |
---|
236 | integer (kind=int_kind), dimension(:), allocatable :: & |
---|
237 | grid1_mask_int, & ! integer masks to determine |
---|
238 | grid2_mask_int ! cells that participate in map |
---|
239 | |
---|
240 | !----------------------------------------------------------------------- |
---|
241 | ! |
---|
242 | ! read some additional global attributes |
---|
243 | ! |
---|
244 | !----------------------------------------------------------------------- |
---|
245 | |
---|
246 | !*** |
---|
247 | !*** source and destination grid names |
---|
248 | !*** |
---|
249 | |
---|
250 | grid1_name = ' ' |
---|
251 | grid2_name = ' ' |
---|
252 | ncstat = nf_get_att_text (nc_file_id, NF_GLOBAL, 'source_grid', & |
---|
253 | grid1_name) |
---|
254 | call netcdf_error_handler(ncstat) |
---|
255 | |
---|
256 | ncstat = nf_get_att_text (nc_file_id, NF_GLOBAL, 'dest_grid', & |
---|
257 | grid2_name) |
---|
258 | call netcdf_error_handler(ncstat) |
---|
259 | |
---|
260 | print *,' ' |
---|
261 | print *,'Remapping between:',trim(grid1_name) |
---|
262 | print *,'and ',trim(grid2_name) |
---|
263 | print *,' ' |
---|
264 | |
---|
265 | !----------------------------------------------------------------------- |
---|
266 | ! |
---|
267 | ! read dimension information |
---|
268 | ! |
---|
269 | !----------------------------------------------------------------------- |
---|
270 | |
---|
271 | ncstat = nf_inq_dimid(nc_file_id, 'src_grid_size', & |
---|
272 | nc_srcgrdsize_id) |
---|
273 | call netcdf_error_handler(ncstat) |
---|
274 | ncstat = nf_inq_dimlen(nc_file_id, nc_srcgrdsize_id, grid1_size) |
---|
275 | call netcdf_error_handler(ncstat) |
---|
276 | |
---|
277 | ncstat = nf_inq_dimid(nc_file_id, 'dst_grid_size', & |
---|
278 | nc_dstgrdsize_id) |
---|
279 | call netcdf_error_handler(ncstat) |
---|
280 | ncstat = nf_inq_dimlen(nc_file_id, nc_dstgrdsize_id, grid2_size) |
---|
281 | call netcdf_error_handler(ncstat) |
---|
282 | |
---|
283 | ncstat = nf_inq_dimid(nc_file_id, 'src_grid_corners', & |
---|
284 | nc_srcgrdcorn_id) |
---|
285 | call netcdf_error_handler(ncstat) |
---|
286 | ncstat = nf_inq_dimlen(nc_file_id, nc_srcgrdcorn_id, & |
---|
287 | grid1_corners) |
---|
288 | call netcdf_error_handler(ncstat) |
---|
289 | |
---|
290 | ncstat = nf_inq_dimid(nc_file_id, 'dst_grid_corners', & |
---|
291 | nc_dstgrdcorn_id) |
---|
292 | call netcdf_error_handler(ncstat) |
---|
293 | ncstat = nf_inq_dimlen(nc_file_id, nc_dstgrdcorn_id, & |
---|
294 | grid2_corners) |
---|
295 | call netcdf_error_handler(ncstat) |
---|
296 | |
---|
297 | ncstat = nf_inq_dimid(nc_file_id, 'src_grid_rank', & |
---|
298 | nc_srcgrdrank_id) |
---|
299 | call netcdf_error_handler(ncstat) |
---|
300 | ncstat = nf_inq_dimlen(nc_file_id, nc_srcgrdrank_id, & |
---|
301 | grid1_rank) |
---|
302 | call netcdf_error_handler(ncstat) |
---|
303 | |
---|
304 | ncstat = nf_inq_dimid(nc_file_id, 'dst_grid_rank', & |
---|
305 | nc_dstgrdrank_id) |
---|
306 | call netcdf_error_handler(ncstat) |
---|
307 | ncstat = nf_inq_dimlen(nc_file_id, nc_dstgrdrank_id, & |
---|
308 | grid2_rank) |
---|
309 | call netcdf_error_handler(ncstat) |
---|
310 | |
---|
311 | ncstat = nf_inq_dimid(nc_file_id, 'num_links', & |
---|
312 | nc_numlinks_id) |
---|
313 | call netcdf_error_handler(ncstat) |
---|
314 | ncstat = nf_inq_dimlen(nc_file_id, nc_numlinks_id, & |
---|
315 | num_links_map1) |
---|
316 | call netcdf_error_handler(ncstat) |
---|
317 | |
---|
318 | ncstat = nf_inq_dimid(nc_file_id, 'num_wgts', & |
---|
319 | nc_numwgts_id) |
---|
320 | call netcdf_error_handler(ncstat) |
---|
321 | ncstat = nf_inq_dimlen(nc_file_id, nc_numwgts_id, num_wts) |
---|
322 | call netcdf_error_handler(ncstat) |
---|
323 | |
---|
324 | !----------------------------------------------------------------------- |
---|
325 | ! |
---|
326 | ! allocate arrays |
---|
327 | ! |
---|
328 | !----------------------------------------------------------------------- |
---|
329 | |
---|
330 | allocate( grid1_dims (grid1_rank), & |
---|
331 | grid1_center_lat(grid1_size), & |
---|
332 | grid1_center_lon(grid1_size), & |
---|
333 | grid1_area (grid1_size), & |
---|
334 | grid1_frac (grid1_size), & |
---|
335 | grid1_mask (grid1_size), & |
---|
336 | grid1_mask_int (grid1_size), & |
---|
337 | grid1_corner_lat(grid1_corners, grid1_size), & |
---|
338 | grid1_corner_lon(grid1_corners, grid1_size) ) |
---|
339 | |
---|
340 | allocate( grid2_dims (grid2_rank), & |
---|
341 | grid2_center_lat(grid2_size), & |
---|
342 | grid2_center_lon(grid2_size), & |
---|
343 | grid2_area (grid2_size), & |
---|
344 | grid2_frac (grid2_size), & |
---|
345 | grid2_mask (grid2_size), & |
---|
346 | grid2_mask_int (grid2_size), & |
---|
347 | grid2_corner_lat(grid2_corners, grid2_size), & |
---|
348 | grid2_corner_lon(grid2_corners, grid2_size) ) |
---|
349 | |
---|
350 | allocate( grid1_add_map1(num_links_map1), & |
---|
351 | grid2_add_map1(num_links_map1), & |
---|
352 | wts_map1(num_wts,num_links_map1) ) |
---|
353 | |
---|
354 | !----------------------------------------------------------------------- |
---|
355 | ! |
---|
356 | ! get variable ids |
---|
357 | ! |
---|
358 | !----------------------------------------------------------------------- |
---|
359 | |
---|
360 | ncstat = nf_inq_varid(nc_file_id, 'src_grid_dims', & |
---|
361 | nc_srcgrddims_id) |
---|
362 | call netcdf_error_handler(ncstat) |
---|
363 | |
---|
364 | ncstat = nf_inq_varid(nc_file_id, 'src_grid_imask', & |
---|
365 | nc_srcgrdimask_id) |
---|
366 | call netcdf_error_handler(ncstat) |
---|
367 | |
---|
368 | ncstat = nf_inq_varid(nc_file_id, 'src_grid_center_lat', & |
---|
369 | nc_srcgrdcntrlat_id) |
---|
370 | call netcdf_error_handler(ncstat) |
---|
371 | |
---|
372 | ncstat = nf_inq_varid(nc_file_id, 'src_grid_center_lon', & |
---|
373 | nc_srcgrdcntrlon_id) |
---|
374 | call netcdf_error_handler(ncstat) |
---|
375 | |
---|
376 | ncstat = nf_inq_varid(nc_file_id, 'src_grid_corner_lat', & |
---|
377 | nc_srcgrdcrnrlat_id) |
---|
378 | call netcdf_error_handler(ncstat) |
---|
379 | |
---|
380 | ncstat = nf_inq_varid(nc_file_id, 'src_grid_corner_lon', & |
---|
381 | nc_srcgrdcrnrlon_id) |
---|
382 | call netcdf_error_handler(ncstat) |
---|
383 | |
---|
384 | ncstat = nf_inq_varid(nc_file_id, 'src_grid_area', & |
---|
385 | nc_srcgrdarea_id) |
---|
386 | call netcdf_error_handler(ncstat) |
---|
387 | |
---|
388 | ncstat = nf_inq_varid(nc_file_id, 'src_grid_frac', & |
---|
389 | nc_srcgrdfrac_id) |
---|
390 | call netcdf_error_handler(ncstat) |
---|
391 | |
---|
392 | ncstat = nf_inq_varid(nc_file_id, 'dst_grid_dims', & |
---|
393 | nc_dstgrddims_id) |
---|
394 | call netcdf_error_handler(ncstat) |
---|
395 | |
---|
396 | ncstat = nf_inq_varid(nc_file_id, 'dst_grid_imask', & |
---|
397 | nc_dstgrdimask_id) |
---|
398 | call netcdf_error_handler(ncstat) |
---|
399 | |
---|
400 | ncstat = nf_inq_varid(nc_file_id, 'dst_grid_center_lat', & |
---|
401 | nc_dstgrdcntrlat_id) |
---|
402 | call netcdf_error_handler(ncstat) |
---|
403 | |
---|
404 | ncstat = nf_inq_varid(nc_file_id, 'dst_grid_center_lon', & |
---|
405 | nc_dstgrdcntrlon_id) |
---|
406 | call netcdf_error_handler(ncstat) |
---|
407 | |
---|
408 | ncstat = nf_inq_varid(nc_file_id, 'dst_grid_corner_lat', & |
---|
409 | nc_dstgrdcrnrlat_id) |
---|
410 | call netcdf_error_handler(ncstat) |
---|
411 | |
---|
412 | ncstat = nf_inq_varid(nc_file_id, 'dst_grid_corner_lon', & |
---|
413 | nc_dstgrdcrnrlon_id) |
---|
414 | call netcdf_error_handler(ncstat) |
---|
415 | |
---|
416 | ncstat = nf_inq_varid(nc_file_id, 'dst_grid_area', & |
---|
417 | nc_dstgrdarea_id) |
---|
418 | call netcdf_error_handler(ncstat) |
---|
419 | |
---|
420 | ncstat = nf_inq_varid(nc_file_id, 'dst_grid_frac', & |
---|
421 | nc_dstgrdfrac_id) |
---|
422 | call netcdf_error_handler(ncstat) |
---|
423 | |
---|
424 | ncstat = nf_inq_varid(nc_file_id, 'src_address', & |
---|
425 | nc_srcgrdadd_id) |
---|
426 | call netcdf_error_handler(ncstat) |
---|
427 | |
---|
428 | ncstat = nf_inq_varid(nc_file_id, 'dst_address', & |
---|
429 | nc_dstgrdadd_id) |
---|
430 | call netcdf_error_handler(ncstat) |
---|
431 | |
---|
432 | ncstat = nf_inq_varid(nc_file_id, 'remap_matrix', & |
---|
433 | nc_rmpmatrix_id) |
---|
434 | call netcdf_error_handler(ncstat) |
---|
435 | |
---|
436 | !----------------------------------------------------------------------- |
---|
437 | ! |
---|
438 | ! read all variables |
---|
439 | ! |
---|
440 | !----------------------------------------------------------------------- |
---|
441 | |
---|
442 | ncstat = nf_get_var_int(nc_file_id, nc_srcgrddims_id, & |
---|
443 | grid1_dims) |
---|
444 | call netcdf_error_handler(ncstat) |
---|
445 | |
---|
446 | ncstat = nf_get_var_int(nc_file_id, nc_srcgrdimask_id, & |
---|
447 | grid1_mask_int) |
---|
448 | call netcdf_error_handler(ncstat) |
---|
449 | |
---|
450 | ncstat = nf_get_var_double(nc_file_id, nc_srcgrdcntrlat_id, & |
---|
451 | grid1_center_lat) |
---|
452 | call netcdf_error_handler(ncstat) |
---|
453 | |
---|
454 | ncstat = nf_get_var_double(nc_file_id, nc_srcgrdcntrlon_id, & |
---|
455 | grid1_center_lon) |
---|
456 | call netcdf_error_handler(ncstat) |
---|
457 | |
---|
458 | grid1_units = ' ' |
---|
459 | ncstat = nf_get_att_text(nc_file_id, nc_srcgrdcntrlat_id, 'units', & |
---|
460 | grid1_units) |
---|
461 | call netcdf_error_handler(ncstat) |
---|
462 | |
---|
463 | select case (grid1_units(1:7)) |
---|
464 | case ('degrees') |
---|
465 | grid1_center_lat = grid1_center_lat*deg2rad |
---|
466 | grid1_center_lon = grid1_center_lon*deg2rad |
---|
467 | case ('radians') |
---|
468 | !*** no conversion necessary |
---|
469 | case default |
---|
470 | print *,'unknown units supplied for grid1 center lat/lon: ' |
---|
471 | print *,'proceeding assuming radians' |
---|
472 | end select |
---|
473 | |
---|
474 | ncstat = nf_get_var_double(nc_file_id, nc_srcgrdcrnrlat_id, & |
---|
475 | grid1_corner_lat) |
---|
476 | call netcdf_error_handler(ncstat) |
---|
477 | |
---|
478 | ncstat = nf_get_var_double(nc_file_id, nc_srcgrdcrnrlon_id, & |
---|
479 | grid1_corner_lon) |
---|
480 | call netcdf_error_handler(ncstat) |
---|
481 | |
---|
482 | grid1_units = ' ' |
---|
483 | ncstat = nf_get_att_text(nc_file_id, nc_srcgrdcrnrlat_id, 'units', & |
---|
484 | grid1_units) |
---|
485 | call netcdf_error_handler(ncstat) |
---|
486 | |
---|
487 | select case (grid1_units(1:7)) |
---|
488 | case ('degrees') |
---|
489 | grid1_corner_lat = grid1_corner_lat*deg2rad |
---|
490 | grid1_corner_lon = grid1_corner_lon*deg2rad |
---|
491 | case ('radians') |
---|
492 | !*** no conversion necessary |
---|
493 | case default |
---|
494 | print *,'unknown units supplied for grid1 corner lat/lon: ' |
---|
495 | print *,'proceeding assuming radians' |
---|
496 | end select |
---|
497 | |
---|
498 | ncstat = nf_get_var_double(nc_file_id, nc_srcgrdarea_id, & |
---|
499 | grid1_area) |
---|
500 | call netcdf_error_handler(ncstat) |
---|
501 | |
---|
502 | ncstat = nf_get_var_double(nc_file_id, nc_srcgrdfrac_id, & |
---|
503 | grid1_frac) |
---|
504 | call netcdf_error_handler(ncstat) |
---|
505 | |
---|
506 | ncstat = nf_get_var_int(nc_file_id, nc_dstgrddims_id, & |
---|
507 | grid2_dims) |
---|
508 | call netcdf_error_handler(ncstat) |
---|
509 | |
---|
510 | ncstat = nf_get_var_int(nc_file_id, nc_dstgrdimask_id, & |
---|
511 | grid2_mask_int) |
---|
512 | call netcdf_error_handler(ncstat) |
---|
513 | |
---|
514 | ncstat = nf_get_var_double(nc_file_id, nc_dstgrdcntrlat_id, & |
---|
515 | grid2_center_lat) |
---|
516 | call netcdf_error_handler(ncstat) |
---|
517 | |
---|
518 | ncstat = nf_get_var_double(nc_file_id, nc_dstgrdcntrlon_id, & |
---|
519 | grid2_center_lon) |
---|
520 | call netcdf_error_handler(ncstat) |
---|
521 | |
---|
522 | grid2_units = ' ' |
---|
523 | ncstat = nf_get_att_text(nc_file_id, nc_dstgrdcntrlat_id, 'units', & |
---|
524 | grid2_units) |
---|
525 | call netcdf_error_handler(ncstat) |
---|
526 | |
---|
527 | select case (grid2_units(1:7)) |
---|
528 | case ('degrees') |
---|
529 | grid2_center_lat = grid2_center_lat*deg2rad |
---|
530 | grid2_center_lon = grid2_center_lon*deg2rad |
---|
531 | case ('radians') |
---|
532 | !*** no conversion necessary |
---|
533 | case default |
---|
534 | print *,'unknown units supplied for grid2 center lat/lon: ' |
---|
535 | print *,'proceeding assuming radians' |
---|
536 | end select |
---|
537 | |
---|
538 | ncstat = nf_get_var_double(nc_file_id, nc_dstgrdcrnrlat_id, & |
---|
539 | grid2_corner_lat) |
---|
540 | call netcdf_error_handler(ncstat) |
---|
541 | |
---|
542 | ncstat = nf_get_var_double(nc_file_id, nc_dstgrdcrnrlon_id, & |
---|
543 | grid2_corner_lon) |
---|
544 | call netcdf_error_handler(ncstat) |
---|
545 | |
---|
546 | grid2_units = ' ' |
---|
547 | ncstat = nf_get_att_text(nc_file_id, nc_dstgrdcrnrlat_id, 'units', & |
---|
548 | grid2_units) |
---|
549 | call netcdf_error_handler(ncstat) |
---|
550 | |
---|
551 | select case (grid2_units(1:7)) |
---|
552 | case ('degrees') |
---|
553 | grid2_corner_lat = grid2_corner_lat*deg2rad |
---|
554 | grid2_corner_lon = grid2_corner_lon*deg2rad |
---|
555 | case ('radians') |
---|
556 | !*** no conversion necessary |
---|
557 | case default |
---|
558 | print *,'unknown units supplied for grid2 corner lat/lon: ' |
---|
559 | print *,'proceeding assuming radians' |
---|
560 | end select |
---|
561 | |
---|
562 | ncstat = nf_get_var_double(nc_file_id, nc_dstgrdarea_id, & |
---|
563 | grid2_area) |
---|
564 | call netcdf_error_handler(ncstat) |
---|
565 | |
---|
566 | ncstat = nf_get_var_double(nc_file_id, nc_dstgrdfrac_id, & |
---|
567 | grid2_frac) |
---|
568 | call netcdf_error_handler(ncstat) |
---|
569 | |
---|
570 | ncstat = nf_get_var_int(nc_file_id, nc_srcgrdadd_id, & |
---|
571 | grid1_add_map1) |
---|
572 | call netcdf_error_handler(ncstat) |
---|
573 | |
---|
574 | ncstat = nf_get_var_int(nc_file_id, nc_dstgrdadd_id, & |
---|
575 | grid2_add_map1) |
---|
576 | call netcdf_error_handler(ncstat) |
---|
577 | |
---|
578 | ncstat = nf_get_var_double(nc_file_id, nc_rmpmatrix_id, & |
---|
579 | wts_map1) |
---|
580 | call netcdf_error_handler(ncstat) |
---|
581 | |
---|
582 | !----------------------------------------------------------------------- |
---|
583 | ! |
---|
584 | ! initialize logical mask |
---|
585 | ! |
---|
586 | !----------------------------------------------------------------------- |
---|
587 | |
---|
588 | where (grid1_mask_int == 1) |
---|
589 | grid1_mask = .true. |
---|
590 | elsewhere |
---|
591 | grid1_mask = .false. |
---|
592 | endwhere |
---|
593 | where (grid2_mask_int == 1) |
---|
594 | grid2_mask = .true. |
---|
595 | elsewhere |
---|
596 | grid2_mask = .false. |
---|
597 | endwhere |
---|
598 | deallocate(grid1_mask_int, grid2_mask_int) |
---|
599 | |
---|
600 | !----------------------------------------------------------------------- |
---|
601 | ! |
---|
602 | ! close input file |
---|
603 | ! |
---|
604 | !----------------------------------------------------------------------- |
---|
605 | |
---|
606 | ncstat = nf_close(nc_file_id) |
---|
607 | call netcdf_error_handler(ncstat) |
---|
608 | |
---|
609 | !----------------------------------------------------------------------- |
---|
610 | |
---|
611 | end subroutine read_remap_scrip |
---|
612 | |
---|
613 | !*********************************************************************** |
---|
614 | |
---|
615 | subroutine read_remap_csm |
---|
616 | |
---|
617 | !----------------------------------------------------------------------- |
---|
618 | ! |
---|
619 | ! the routine reads a netCDF file to extract remapping info |
---|
620 | ! in NCAR-CSM format |
---|
621 | ! |
---|
622 | !----------------------------------------------------------------------- |
---|
623 | !----------------------------------------------------------------------- |
---|
624 | ! |
---|
625 | ! local variables |
---|
626 | ! |
---|
627 | !----------------------------------------------------------------------- |
---|
628 | |
---|
629 | character (char_len) :: & |
---|
630 | grid1_name & ! grid name for source grid |
---|
631 | , grid2_name ! grid name for dest grid |
---|
632 | |
---|
633 | integer (kind=int_kind) :: & |
---|
634 | nc_numwgts1_id & ! extra netCDF id for num_wgts > 1 |
---|
635 | , nc_rmpmatrix2_id ! extra netCDF id for high-order remap matrix |
---|
636 | |
---|
637 | real (kind=dbl_kind), dimension(:),allocatable :: & |
---|
638 | wts1 ! CSM wants single array for 1st-order wts |
---|
639 | |
---|
640 | real (kind=dbl_kind), dimension(:,:),allocatable :: & |
---|
641 | wts2 ! write remaining weights in different array |
---|
642 | |
---|
643 | integer (kind=int_kind) :: & |
---|
644 | n ! dummy index |
---|
645 | |
---|
646 | integer (kind=int_kind), dimension(:), allocatable :: & |
---|
647 | grid1_mask_int, & ! integer masks to determine |
---|
648 | grid2_mask_int ! cells that participate in map |
---|
649 | |
---|
650 | !----------------------------------------------------------------------- |
---|
651 | ! |
---|
652 | ! read some additional global attributes |
---|
653 | ! |
---|
654 | !----------------------------------------------------------------------- |
---|
655 | |
---|
656 | !*** |
---|
657 | !*** source and destination grid names |
---|
658 | !*** |
---|
659 | |
---|
660 | grid1_name = ' ' |
---|
661 | grid2_name = ' ' |
---|
662 | ncstat = nf_get_att_text (nc_file_id, NF_GLOBAL, 'domain_a', & |
---|
663 | grid1_name) |
---|
664 | call netcdf_error_handler(ncstat) |
---|
665 | |
---|
666 | ncstat = nf_get_att_text (nc_file_id, NF_GLOBAL, 'domain_b', & |
---|
667 | grid2_name) |
---|
668 | call netcdf_error_handler(ncstat) |
---|
669 | |
---|
670 | print *,' ' |
---|
671 | print *,'Remapping between:',trim(grid1_name) |
---|
672 | print *,'and ',trim(grid2_name) |
---|
673 | print *,' ' |
---|
674 | |
---|
675 | !----------------------------------------------------------------------- |
---|
676 | ! |
---|
677 | ! read dimension information |
---|
678 | ! |
---|
679 | !----------------------------------------------------------------------- |
---|
680 | |
---|
681 | ncstat = nf_inq_dimid(nc_file_id, 'n_a', nc_srcgrdsize_id) |
---|
682 | call netcdf_error_handler(ncstat) |
---|
683 | ncstat = nf_inq_dimlen(nc_file_id, nc_srcgrdsize_id, grid1_size) |
---|
684 | call netcdf_error_handler(ncstat) |
---|
685 | |
---|
686 | ncstat = nf_inq_dimid(nc_file_id, 'n_b', nc_dstgrdsize_id) |
---|
687 | call netcdf_error_handler(ncstat) |
---|
688 | ncstat = nf_inq_dimlen(nc_file_id, nc_dstgrdsize_id, grid2_size) |
---|
689 | call netcdf_error_handler(ncstat) |
---|
690 | |
---|
691 | ncstat = nf_inq_dimid(nc_file_id, 'nv_a', nc_srcgrdcorn_id) |
---|
692 | call netcdf_error_handler(ncstat) |
---|
693 | ncstat = nf_inq_dimlen(nc_file_id, nc_srcgrdcorn_id, & |
---|
694 | grid1_corners) |
---|
695 | call netcdf_error_handler(ncstat) |
---|
696 | |
---|
697 | ncstat = nf_inq_dimid(nc_file_id, 'nv_b', nc_dstgrdcorn_id) |
---|
698 | call netcdf_error_handler(ncstat) |
---|
699 | ncstat = nf_inq_dimlen(nc_file_id, nc_dstgrdcorn_id, & |
---|
700 | grid2_corners) |
---|
701 | call netcdf_error_handler(ncstat) |
---|
702 | |
---|
703 | ncstat = nf_inq_dimid(nc_file_id, 'src_grid_rank', & |
---|
704 | nc_srcgrdrank_id) |
---|
705 | call netcdf_error_handler(ncstat) |
---|
706 | ncstat = nf_inq_dimlen(nc_file_id, nc_srcgrdrank_id, & |
---|
707 | grid1_rank) |
---|
708 | call netcdf_error_handler(ncstat) |
---|
709 | |
---|
710 | ncstat = nf_inq_dimid(nc_file_id, 'dst_grid_rank', & |
---|
711 | nc_dstgrdrank_id) |
---|
712 | call netcdf_error_handler(ncstat) |
---|
713 | ncstat = nf_inq_dimlen(nc_file_id, nc_dstgrdrank_id, & |
---|
714 | grid2_rank) |
---|
715 | call netcdf_error_handler(ncstat) |
---|
716 | |
---|
717 | ncstat = nf_inq_dimid(nc_file_id, 'n_s', & |
---|
718 | nc_numlinks_id) |
---|
719 | call netcdf_error_handler(ncstat) |
---|
720 | ncstat = nf_inq_dimlen(nc_file_id, nc_numlinks_id, & |
---|
721 | num_links_map1) |
---|
722 | call netcdf_error_handler(ncstat) |
---|
723 | |
---|
724 | ncstat = nf_inq_dimid(nc_file_id, 'num_wgts', & |
---|
725 | nc_numwgts_id) |
---|
726 | call netcdf_error_handler(ncstat) |
---|
727 | ncstat = nf_inq_dimlen(nc_file_id, nc_numwgts_id, num_wts) |
---|
728 | call netcdf_error_handler(ncstat) |
---|
729 | |
---|
730 | if (num_wts > 1) then |
---|
731 | ncstat = nf_inq_dimid(nc_file_id, 'num_wgts1', & |
---|
732 | nc_numwgts1_id) |
---|
733 | call netcdf_error_handler(ncstat) |
---|
734 | endif |
---|
735 | |
---|
736 | !----------------------------------------------------------------------- |
---|
737 | ! |
---|
738 | ! allocate arrays |
---|
739 | ! |
---|
740 | !----------------------------------------------------------------------- |
---|
741 | |
---|
742 | allocate( grid1_dims (grid1_rank), & |
---|
743 | grid1_center_lat(grid1_size), & |
---|
744 | grid1_center_lon(grid1_size), & |
---|
745 | grid1_area (grid1_size), & |
---|
746 | grid1_frac (grid1_size), & |
---|
747 | grid1_mask (grid1_size), & |
---|
748 | grid1_mask_int (grid1_size), & |
---|
749 | grid1_corner_lat(grid1_corners, grid1_size), & |
---|
750 | grid1_corner_lon(grid1_corners, grid1_size) ) |
---|
751 | |
---|
752 | allocate( grid2_dims (grid2_rank), & |
---|
753 | grid2_center_lat(grid2_size), & |
---|
754 | grid2_center_lon(grid2_size), & |
---|
755 | grid2_area (grid2_size), & |
---|
756 | grid2_frac (grid2_size), & |
---|
757 | grid2_mask (grid2_size), & |
---|
758 | grid2_mask_int (grid2_size), & |
---|
759 | grid2_corner_lat(grid2_corners, grid2_size), & |
---|
760 | grid2_corner_lon(grid2_corners, grid2_size) ) |
---|
761 | |
---|
762 | allocate( grid1_add_map1(num_links_map1), & |
---|
763 | grid2_add_map1(num_links_map1), & |
---|
764 | wts_map1(num_wts,num_links_map1), & |
---|
765 | wts1(num_links_map1), & |
---|
766 | wts2(num_wts-1,num_links_map1) ) |
---|
767 | |
---|
768 | !----------------------------------------------------------------------- |
---|
769 | ! |
---|
770 | ! get variable ids |
---|
771 | ! |
---|
772 | !----------------------------------------------------------------------- |
---|
773 | |
---|
774 | ncstat = nf_inq_varid(nc_file_id, 'src_grid_dims', & |
---|
775 | nc_srcgrddims_id) |
---|
776 | call netcdf_error_handler(ncstat) |
---|
777 | |
---|
778 | ncstat = nf_inq_varid(nc_file_id, 'mask_a', & |
---|
779 | nc_srcgrdimask_id) |
---|
780 | call netcdf_error_handler(ncstat) |
---|
781 | |
---|
782 | ncstat = nf_inq_varid(nc_file_id, 'yc_a', nc_srcgrdcntrlat_id) |
---|
783 | call netcdf_error_handler(ncstat) |
---|
784 | |
---|
785 | ncstat = nf_inq_varid(nc_file_id, 'xc_a', nc_srcgrdcntrlon_id) |
---|
786 | call netcdf_error_handler(ncstat) |
---|
787 | |
---|
788 | ncstat = nf_inq_varid(nc_file_id, 'yv_a', nc_srcgrdcrnrlat_id) |
---|
789 | call netcdf_error_handler(ncstat) |
---|
790 | |
---|
791 | ncstat = nf_inq_varid(nc_file_id, 'xv_a', nc_srcgrdcrnrlon_id) |
---|
792 | call netcdf_error_handler(ncstat) |
---|
793 | |
---|
794 | ncstat = nf_inq_varid(nc_file_id, 'area_a', nc_srcgrdarea_id) |
---|
795 | call netcdf_error_handler(ncstat) |
---|
796 | |
---|
797 | ncstat = nf_inq_varid(nc_file_id, 'frac_a', nc_srcgrdfrac_id) |
---|
798 | call netcdf_error_handler(ncstat) |
---|
799 | |
---|
800 | ncstat = nf_inq_varid(nc_file_id, 'dst_grid_dims', & |
---|
801 | nc_dstgrddims_id) |
---|
802 | call netcdf_error_handler(ncstat) |
---|
803 | |
---|
804 | ncstat = nf_inq_varid(nc_file_id, 'mask_b', & |
---|
805 | nc_dstgrdimask_id) |
---|
806 | call netcdf_error_handler(ncstat) |
---|
807 | |
---|
808 | ncstat = nf_inq_varid(nc_file_id, 'yc_b', nc_dstgrdcntrlat_id) |
---|
809 | call netcdf_error_handler(ncstat) |
---|
810 | |
---|
811 | ncstat = nf_inq_varid(nc_file_id, 'xc_b', nc_dstgrdcntrlon_id) |
---|
812 | call netcdf_error_handler(ncstat) |
---|
813 | |
---|
814 | ncstat = nf_inq_varid(nc_file_id, 'yv_b', nc_dstgrdcrnrlat_id) |
---|
815 | call netcdf_error_handler(ncstat) |
---|
816 | |
---|
817 | ncstat = nf_inq_varid(nc_file_id, 'xv_b', nc_dstgrdcrnrlon_id) |
---|
818 | call netcdf_error_handler(ncstat) |
---|
819 | |
---|
820 | ncstat = nf_inq_varid(nc_file_id, 'area_b', nc_dstgrdarea_id) |
---|
821 | call netcdf_error_handler(ncstat) |
---|
822 | |
---|
823 | ncstat = nf_inq_varid(nc_file_id, 'frac_b', nc_dstgrdfrac_id) |
---|
824 | call netcdf_error_handler(ncstat) |
---|
825 | |
---|
826 | ncstat = nf_inq_varid(nc_file_id, 'col', nc_srcgrdadd_id) |
---|
827 | call netcdf_error_handler(ncstat) |
---|
828 | |
---|
829 | ncstat = nf_inq_varid(nc_file_id, 'row', nc_dstgrdadd_id) |
---|
830 | call netcdf_error_handler(ncstat) |
---|
831 | |
---|
832 | ncstat = nf_inq_varid(nc_file_id, 'S', nc_rmpmatrix_id) |
---|
833 | call netcdf_error_handler(ncstat) |
---|
834 | |
---|
835 | if (num_wts > 1) then |
---|
836 | ncstat = nf_inq_varid(nc_file_id, 'S2', nc_rmpmatrix2_id) |
---|
837 | call netcdf_error_handler(ncstat) |
---|
838 | endif |
---|
839 | |
---|
840 | !----------------------------------------------------------------------- |
---|
841 | ! |
---|
842 | ! read all variables |
---|
843 | ! |
---|
844 | !----------------------------------------------------------------------- |
---|
845 | |
---|
846 | ncstat = nf_get_var_int(nc_file_id, nc_srcgrddims_id, & |
---|
847 | grid1_dims) |
---|
848 | call netcdf_error_handler(ncstat) |
---|
849 | |
---|
850 | ncstat = nf_get_var_int(nc_file_id, nc_srcgrdimask_id, & |
---|
851 | grid1_mask_int) |
---|
852 | call netcdf_error_handler(ncstat) |
---|
853 | |
---|
854 | ncstat = nf_get_var_double(nc_file_id, nc_srcgrdcntrlat_id, & |
---|
855 | grid1_center_lat) |
---|
856 | call netcdf_error_handler(ncstat) |
---|
857 | |
---|
858 | ncstat = nf_get_var_double(nc_file_id, nc_srcgrdcntrlon_id, & |
---|
859 | grid1_center_lon) |
---|
860 | call netcdf_error_handler(ncstat) |
---|
861 | |
---|
862 | ncstat = nf_get_att_text(nc_file_id, nc_srcgrdcntrlat_id, 'units', & |
---|
863 | grid1_units) |
---|
864 | call netcdf_error_handler(ncstat) |
---|
865 | |
---|
866 | select case (grid1_units(1:7)) |
---|
867 | case ('degrees') |
---|
868 | grid1_center_lat = grid1_center_lat*deg2rad |
---|
869 | grid1_center_lon = grid1_center_lon*deg2rad |
---|
870 | case ('radians') |
---|
871 | !*** no conversion necessary |
---|
872 | case default |
---|
873 | print *,'unknown units supplied for grid1 center lat/lon: ' |
---|
874 | print *,'proceeding assuming radians' |
---|
875 | end select |
---|
876 | |
---|
877 | ncstat = nf_get_var_double(nc_file_id, nc_srcgrdcrnrlat_id, & |
---|
878 | grid1_corner_lat) |
---|
879 | call netcdf_error_handler(ncstat) |
---|
880 | |
---|
881 | ncstat = nf_get_var_double(nc_file_id, nc_srcgrdcrnrlon_id, & |
---|
882 | grid1_corner_lon) |
---|
883 | call netcdf_error_handler(ncstat) |
---|
884 | |
---|
885 | ncstat = nf_get_att_text(nc_file_id, nc_srcgrdcrnrlat_id, 'units', & |
---|
886 | grid1_units) |
---|
887 | call netcdf_error_handler(ncstat) |
---|
888 | |
---|
889 | select case (grid1_units(1:7)) |
---|
890 | case ('degrees') |
---|
891 | grid1_corner_lat = grid1_corner_lat*deg2rad |
---|
892 | grid1_corner_lon = grid1_corner_lon*deg2rad |
---|
893 | case ('radians') |
---|
894 | !*** no conversion necessary |
---|
895 | case default |
---|
896 | print *,'unknown units supplied for grid1 corner lat/lon: ' |
---|
897 | print *,'proceeding assuming radians' |
---|
898 | end select |
---|
899 | |
---|
900 | ncstat = nf_get_var_double(nc_file_id, nc_srcgrdarea_id, & |
---|
901 | grid1_area) |
---|
902 | call netcdf_error_handler(ncstat) |
---|
903 | |
---|
904 | ncstat = nf_get_var_double(nc_file_id, nc_srcgrdfrac_id, & |
---|
905 | grid1_frac) |
---|
906 | call netcdf_error_handler(ncstat) |
---|
907 | |
---|
908 | ncstat = nf_get_var_int(nc_file_id, nc_dstgrddims_id, & |
---|
909 | grid2_dims) |
---|
910 | call netcdf_error_handler(ncstat) |
---|
911 | |
---|
912 | ncstat = nf_get_var_int(nc_file_id, nc_dstgrdimask_id, & |
---|
913 | grid2_mask_int) |
---|
914 | call netcdf_error_handler(ncstat) |
---|
915 | |
---|
916 | ncstat = nf_get_var_double(nc_file_id, nc_dstgrdcntrlat_id, & |
---|
917 | grid2_center_lat) |
---|
918 | call netcdf_error_handler(ncstat) |
---|
919 | |
---|
920 | ncstat = nf_get_var_double(nc_file_id, nc_dstgrdcntrlon_id, & |
---|
921 | grid2_center_lon) |
---|
922 | call netcdf_error_handler(ncstat) |
---|
923 | |
---|
924 | ncstat = nf_get_att_text(nc_file_id, nc_dstgrdcntrlat_id, 'units', & |
---|
925 | grid2_units) |
---|
926 | call netcdf_error_handler(ncstat) |
---|
927 | |
---|
928 | select case (grid2_units(1:7)) |
---|
929 | case ('degrees') |
---|
930 | grid2_center_lat = grid2_center_lat*deg2rad |
---|
931 | grid2_center_lon = grid2_center_lon*deg2rad |
---|
932 | case ('radians') |
---|
933 | !*** no conversion necessary |
---|
934 | case default |
---|
935 | print *,'unknown units supplied for grid2 center lat/lon: ' |
---|
936 | print *,'proceeding assuming radians' |
---|
937 | end select |
---|
938 | |
---|
939 | ncstat = nf_get_var_double(nc_file_id, nc_dstgrdcrnrlat_id, & |
---|
940 | grid2_corner_lat) |
---|
941 | call netcdf_error_handler(ncstat) |
---|
942 | |
---|
943 | ncstat = nf_get_var_double(nc_file_id, nc_dstgrdcrnrlon_id, & |
---|
944 | grid2_corner_lon) |
---|
945 | call netcdf_error_handler(ncstat) |
---|
946 | |
---|
947 | |
---|
948 | ncstat = nf_get_att_text(nc_file_id, nc_dstgrdcrnrlat_id, 'units', & |
---|
949 | grid2_units) |
---|
950 | call netcdf_error_handler(ncstat) |
---|
951 | |
---|
952 | select case (grid2_units(1:7)) |
---|
953 | case ('degrees') |
---|
954 | grid2_corner_lat = grid2_corner_lat*deg2rad |
---|
955 | grid2_corner_lon = grid2_corner_lon*deg2rad |
---|
956 | case ('radians') |
---|
957 | !*** no conversion necessary |
---|
958 | case default |
---|
959 | print *,'unknown units supplied for grid2 corner lat/lon: ' |
---|
960 | print *,'proceeding assuming radians' |
---|
961 | end select |
---|
962 | |
---|
963 | ncstat = nf_get_var_double(nc_file_id, nc_dstgrdarea_id, & |
---|
964 | grid2_area) |
---|
965 | call netcdf_error_handler(ncstat) |
---|
966 | |
---|
967 | ncstat = nf_get_var_double(nc_file_id, nc_dstgrdfrac_id, & |
---|
968 | grid2_frac) |
---|
969 | call netcdf_error_handler(ncstat) |
---|
970 | |
---|
971 | ncstat = nf_get_var_int(nc_file_id, nc_srcgrdadd_id, & |
---|
972 | grid1_add_map1) |
---|
973 | call netcdf_error_handler(ncstat) |
---|
974 | |
---|
975 | ncstat = nf_get_var_int(nc_file_id, nc_dstgrdadd_id, & |
---|
976 | grid2_add_map1) |
---|
977 | call netcdf_error_handler(ncstat) |
---|
978 | |
---|
979 | ncstat = nf_get_var_double(nc_file_id, nc_rmpmatrix_id, & |
---|
980 | wts1) |
---|
981 | wts_map1(1,:) = wts1 |
---|
982 | deallocate(wts1) |
---|
983 | |
---|
984 | if (num_wts > 1) then |
---|
985 | ncstat = nf_get_var_double(nc_file_id, nc_rmpmatrix2_id, & |
---|
986 | wts2) |
---|
987 | wts_map1(2:,:) = wts2 |
---|
988 | deallocate(wts2) |
---|
989 | endif |
---|
990 | call netcdf_error_handler(ncstat) |
---|
991 | |
---|
992 | !----------------------------------------------------------------------- |
---|
993 | ! |
---|
994 | ! initialize logical mask |
---|
995 | ! |
---|
996 | !----------------------------------------------------------------------- |
---|
997 | |
---|
998 | where (grid1_mask_int == 1) |
---|
999 | grid1_mask = .true. |
---|
1000 | elsewhere |
---|
1001 | grid1_mask = .false. |
---|
1002 | endwhere |
---|
1003 | where (grid2_mask_int == 1) |
---|
1004 | grid2_mask = .true. |
---|
1005 | elsewhere |
---|
1006 | grid2_mask = .false. |
---|
1007 | endwhere |
---|
1008 | deallocate(grid1_mask_int, grid2_mask_int) |
---|
1009 | |
---|
1010 | !----------------------------------------------------------------------- |
---|
1011 | ! |
---|
1012 | ! close input file |
---|
1013 | ! |
---|
1014 | !----------------------------------------------------------------------- |
---|
1015 | |
---|
1016 | ncstat = nf_close(nc_file_id) |
---|
1017 | call netcdf_error_handler(ncstat) |
---|
1018 | |
---|
1019 | !----------------------------------------------------------------------- |
---|
1020 | |
---|
1021 | end subroutine read_remap_csm |
---|
1022 | |
---|
1023 | !*********************************************************************** |
---|
1024 | |
---|
1025 | end module remap_read |
---|
1026 | |
---|
1027 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
---|