1 | MODULE obs_read_seaice |
---|
2 | !!====================================================================== |
---|
3 | !! *** MODULE obs_read_seaice *** |
---|
4 | !! Observation diagnostics: Read the along track SEAICE data from |
---|
5 | !! GHRSST or any SEAICE data from feedback files |
---|
6 | !!====================================================================== |
---|
7 | |
---|
8 | !!---------------------------------------------------------------------- |
---|
9 | !! obs_rea_seaice : Driver for reading seaice data from the GHRSST/feedback |
---|
10 | !!---------------------------------------------------------------------- |
---|
11 | |
---|
12 | !! * Modules used |
---|
13 | USE par_kind ! Precision variables |
---|
14 | USE in_out_manager ! I/O manager |
---|
15 | USE dom_oce ! Ocean space and time domain variables |
---|
16 | USE obs_mpp ! MPP support routines for observation diagnostics |
---|
17 | USE julian ! Julian date routines |
---|
18 | USE obs_utils ! Observation operator utility functions |
---|
19 | USE obs_grid ! Grid search |
---|
20 | USE obs_sort ! Sorting observation arrays |
---|
21 | USE obs_surf_def ! Surface observation definitions |
---|
22 | USE obs_types ! Observation type definitions |
---|
23 | USE obs_seaice_io ! I/O for seaice files |
---|
24 | USE iom ! I/O of fields for Reynolds data |
---|
25 | USE netcdf ! NetCDF library |
---|
26 | |
---|
27 | IMPLICIT NONE |
---|
28 | |
---|
29 | !! * Routine accessibility |
---|
30 | PRIVATE |
---|
31 | |
---|
32 | PUBLIC obs_rea_seaice ! Read the seaice observations from the point data |
---|
33 | |
---|
34 | !!---------------------------------------------------------------------- |
---|
35 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
---|
36 | !! $Id$ |
---|
37 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
---|
38 | !!---------------------------------------------------------------------- |
---|
39 | |
---|
40 | CONTAINS |
---|
41 | |
---|
42 | SUBROUTINE obs_rea_seaice( kformat, & |
---|
43 | & seaicedata, knumfiles, cfilenames, & |
---|
44 | & kvars, kextr, kstp, ddobsini, ddobsend, & |
---|
45 | & ldignmis, ldmod ) |
---|
46 | !!--------------------------------------------------------------------- |
---|
47 | !! |
---|
48 | !! *** ROUTINE obs_rea_seaice *** |
---|
49 | !! |
---|
50 | !! ** Purpose : Read from file the seaice data |
---|
51 | !! |
---|
52 | !! ** Method : Depending on kformat either AVISO or |
---|
53 | !! feedback data files are read |
---|
54 | !! |
---|
55 | !! ** Action : |
---|
56 | !! |
---|
57 | !! |
---|
58 | !! History : |
---|
59 | !! ! : 2009-01 (K. Mogensen) Initial version based on old versions |
---|
60 | !!---------------------------------------------------------------------- |
---|
61 | !! * Modules used |
---|
62 | |
---|
63 | !! * Arguments |
---|
64 | INTEGER :: kformat ! Format of input data |
---|
65 | ! ! 0: Feedback |
---|
66 | ! ! 1: GHRSST |
---|
67 | TYPE(obs_surf), INTENT(INOUT) :: & |
---|
68 | & seaicedata ! seaice data to be read |
---|
69 | INTEGER, INTENT(IN) :: knumfiles ! Number of corio format files to read in |
---|
70 | CHARACTER(LEN=128), INTENT(IN) :: cfilenames(knumfiles) ! File names to read in |
---|
71 | INTEGER, INTENT(IN) :: kvars ! Number of variables in seaicedata |
---|
72 | INTEGER, INTENT(IN) :: kextr ! Number of extra fields for each var in seaicedata |
---|
73 | INTEGER, INTENT(IN) :: kstp ! Ocean time-step index |
---|
74 | LOGICAL, INTENT(IN) :: ldignmis ! Ignore missing files |
---|
75 | LOGICAL, INTENT(IN) :: ldmod ! Initialize model from input data |
---|
76 | REAL(KIND=dp), INTENT(IN) :: ddobsini ! Obs. ini time in YYYYMMDD.HHMMSS |
---|
77 | REAL(KIND=dp), INTENT(IN) :: ddobsend ! Obs. end time in YYYYMMDD.HHMMSS |
---|
78 | |
---|
79 | !! * Local declarations |
---|
80 | CHARACTER(LEN=14), PARAMETER :: cpname='obs_rea_seaice' |
---|
81 | INTEGER :: ji |
---|
82 | INTEGER :: jj |
---|
83 | INTEGER :: jk |
---|
84 | INTEGER :: iflag |
---|
85 | INTEGER :: inobf |
---|
86 | INTEGER :: i_file_id |
---|
87 | INTEGER :: inowin |
---|
88 | INTEGER :: iyea |
---|
89 | INTEGER :: imon |
---|
90 | INTEGER :: iday |
---|
91 | INTEGER :: ihou |
---|
92 | INTEGER :: imin |
---|
93 | INTEGER :: isec |
---|
94 | INTEGER, DIMENSION(knumfiles) :: & |
---|
95 | & irefdate |
---|
96 | INTEGER :: iobsmpp |
---|
97 | INTEGER, PARAMETER :: iseaicemaxtype = 1024 |
---|
98 | INTEGER, DIMENSION(0:iseaicemaxtype) :: & |
---|
99 | & ityp, & |
---|
100 | & itypmpp |
---|
101 | INTEGER, DIMENSION(:), ALLOCATABLE :: & |
---|
102 | & iobsi, & |
---|
103 | & iobsj, & |
---|
104 | & iproc, & |
---|
105 | & iindx, & |
---|
106 | & ifileidx, & |
---|
107 | & iseaiceidx |
---|
108 | INTEGER :: itype |
---|
109 | REAL(wp), DIMENSION(:), ALLOCATABLE :: & |
---|
110 | & zphi, & |
---|
111 | & zlam |
---|
112 | REAL(dp), DIMENSION(:), ALLOCATABLE :: & |
---|
113 | & zdat |
---|
114 | LOGICAL :: llvalprof |
---|
115 | TYPE(obfbdata), POINTER, DIMENSION(:) :: & |
---|
116 | & inpfiles |
---|
117 | REAL(dp), DIMENSION(knumfiles) :: & |
---|
118 | & djulini, & |
---|
119 | & djulend |
---|
120 | INTEGER :: iobs |
---|
121 | INTEGER :: iobstot |
---|
122 | CHARACTER(len=8) :: cl_refdate |
---|
123 | |
---|
124 | ! Local initialization |
---|
125 | iobs = 0 |
---|
126 | |
---|
127 | !----------------------------------------------------------------------- |
---|
128 | ! Check data the model part is just with feedback data files |
---|
129 | !----------------------------------------------------------------------- |
---|
130 | IF ( ldmod .AND. ( kformat /= 0 ) ) THEN |
---|
131 | CALL ctl_stop( 'Model can only be read from feedback data' ) |
---|
132 | RETURN |
---|
133 | ENDIF |
---|
134 | |
---|
135 | !----------------------------------------------------------------------- |
---|
136 | ! Count the number of files needed and allocate the obfbdata type |
---|
137 | !----------------------------------------------------------------------- |
---|
138 | |
---|
139 | inobf = knumfiles |
---|
140 | |
---|
141 | ALLOCATE( inpfiles(inobf) ) |
---|
142 | |
---|
143 | seaice_files : DO jj = 1, inobf |
---|
144 | |
---|
145 | !--------------------------------------------------------------------- |
---|
146 | ! Prints |
---|
147 | !--------------------------------------------------------------------- |
---|
148 | IF(lwp) THEN |
---|
149 | WRITE(numout,*) |
---|
150 | WRITE(numout,*) ' obs_rea_seaice : Reading from file = ', & |
---|
151 | & TRIM( TRIM( cfilenames(jj) ) ) |
---|
152 | WRITE(numout,*) ' ~~~~~~~~~~~~~~' |
---|
153 | WRITE(numout,*) |
---|
154 | ENDIF |
---|
155 | |
---|
156 | !--------------------------------------------------------------------- |
---|
157 | ! Initialization: Open file and get dimensions only |
---|
158 | !--------------------------------------------------------------------- |
---|
159 | |
---|
160 | iflag = nf90_open( TRIM( TRIM( cfilenames(jj) ) ), nf90_nowrite, & |
---|
161 | & i_file_id ) |
---|
162 | |
---|
163 | IF ( iflag /= nf90_noerr ) THEN |
---|
164 | |
---|
165 | IF ( ldignmis ) THEN |
---|
166 | inpfiles(jj)%nobs = 0 |
---|
167 | CALL ctl_warn( 'File ' // TRIM( TRIM( cfilenames(jj) ) ) // & |
---|
168 | & ' not found' ) |
---|
169 | ELSE |
---|
170 | CALL ctl_stop( 'File ' // TRIM( TRIM( cfilenames(jj) ) ) // & |
---|
171 | & ' not found' ) |
---|
172 | ENDIF |
---|
173 | |
---|
174 | ELSE |
---|
175 | |
---|
176 | !------------------------------------------------------------------ |
---|
177 | ! Close the file since it is opened in read_proffile |
---|
178 | !------------------------------------------------------------------ |
---|
179 | |
---|
180 | iflag = nf90_close( i_file_id ) |
---|
181 | |
---|
182 | !------------------------------------------------------------------ |
---|
183 | ! Read the profile file into inpfiles |
---|
184 | !------------------------------------------------------------------ |
---|
185 | IF ( kformat == 0 ) THEN |
---|
186 | CALL init_obfbdata( inpfiles(jj) ) |
---|
187 | IF(lwp) THEN |
---|
188 | WRITE(numout,*) |
---|
189 | WRITE(numout,*)'Reading from feedback file :', & |
---|
190 | & TRIM( cfilenames(jj) ) |
---|
191 | ENDIF |
---|
192 | CALL read_obfbdata( TRIM( cfilenames(jj) ), inpfiles(jj), & |
---|
193 | & ldgrid = .TRUE. ) |
---|
194 | IF ( ldmod .AND. ( ( inpfiles(jj)%nadd == 0 ) .OR.& |
---|
195 | & ( inpfiles(jj)%next < 2 ) ) ) THEN |
---|
196 | CALL ctl_stop( 'Model not in input data' ) |
---|
197 | RETURN |
---|
198 | ENDIF |
---|
199 | ELSEIF ( kformat == 1) THEN |
---|
200 | CALL read_seaice( TRIM( cfilenames(jj) ), inpfiles(jj), & |
---|
201 | & numout, lwp, .TRUE. ) |
---|
202 | ELSE |
---|
203 | CALL ctl_stop( 'File format unknown' ) |
---|
204 | ENDIF |
---|
205 | |
---|
206 | !------------------------------------------------------------------ |
---|
207 | ! Change longitude (-180,180) |
---|
208 | !------------------------------------------------------------------ |
---|
209 | |
---|
210 | DO ji = 1, inpfiles(jj)%nobs |
---|
211 | |
---|
212 | IF ( inpfiles(jj)%plam(ji) < -180. ) & |
---|
213 | & inpfiles(jj)%plam(ji) = inpfiles(jj)%plam(ji) + 360. |
---|
214 | |
---|
215 | IF ( inpfiles(jj)%plam(ji) > 180. ) & |
---|
216 | & inpfiles(jj)%plam(ji) = inpfiles(jj)%plam(ji) - 360. |
---|
217 | |
---|
218 | END DO |
---|
219 | |
---|
220 | !------------------------------------------------------------------ |
---|
221 | ! Calculate the date (change eventually) |
---|
222 | !------------------------------------------------------------------ |
---|
223 | cl_refdate=inpfiles(jj)%cdjuldref(1:8) |
---|
224 | READ(cl_refdate,'(I8)') irefdate(jj) |
---|
225 | |
---|
226 | CALL ddatetoymdhms( ddobsini, iyea, imon, iday, ihou, imin, isec ) |
---|
227 | CALL greg2jul( isec, imin, ihou, iday, imon, iyea, djulini(jj), & |
---|
228 | & krefdate = irefdate(jj) ) |
---|
229 | CALL ddatetoymdhms( ddobsend, iyea, imon, iday, ihou, imin, isec ) |
---|
230 | CALL greg2jul( isec, imin, ihou, iday, imon, iyea, djulend(jj), & |
---|
231 | & krefdate = irefdate(jj) ) |
---|
232 | IF ( inpfiles(jj)%nobs > 0 ) THEN |
---|
233 | inpfiles(jj)%iproc = -1 |
---|
234 | inpfiles(jj)%iobsi = -1 |
---|
235 | inpfiles(jj)%iobsj = -1 |
---|
236 | ENDIF |
---|
237 | inowin = 0 |
---|
238 | DO ji = 1, inpfiles(jj)%nobs |
---|
239 | IF ( ( inpfiles(jj)%ptim(ji) > djulini(jj) ) .AND. & |
---|
240 | & ( inpfiles(jj)%ptim(ji) <= djulend(jj) ) ) THEN |
---|
241 | inowin = inowin + 1 |
---|
242 | ENDIF |
---|
243 | END DO |
---|
244 | ALLOCATE( zlam(inowin) ) |
---|
245 | ALLOCATE( zphi(inowin) ) |
---|
246 | ALLOCATE( iobsi(inowin) ) |
---|
247 | ALLOCATE( iobsj(inowin) ) |
---|
248 | ALLOCATE( iproc(inowin) ) |
---|
249 | inowin = 0 |
---|
250 | DO ji = 1, inpfiles(jj)%nobs |
---|
251 | IF ( ( inpfiles(jj)%ptim(ji) > djulini(jj) ) .AND. & |
---|
252 | & ( inpfiles(jj)%ptim(ji) <= djulend(jj) ) ) THEN |
---|
253 | inowin = inowin + 1 |
---|
254 | zlam(inowin) = inpfiles(jj)%plam(ji) |
---|
255 | zphi(inowin) = inpfiles(jj)%pphi(ji) |
---|
256 | ENDIF |
---|
257 | END DO |
---|
258 | |
---|
259 | CALL obs_grid_search( inowin, zlam, zphi, iobsi, iobsj, iproc, 'T' ) |
---|
260 | |
---|
261 | inowin = 0 |
---|
262 | DO ji = 1, inpfiles(jj)%nobs |
---|
263 | IF ( ( inpfiles(jj)%ptim(ji) > djulini(jj) ) .AND. & |
---|
264 | & ( inpfiles(jj)%ptim(ji) <= djulend(jj) ) ) THEN |
---|
265 | inowin = inowin + 1 |
---|
266 | inpfiles(jj)%iproc(ji,1) = iproc(inowin) |
---|
267 | inpfiles(jj)%iobsi(ji,1) = iobsi(inowin) |
---|
268 | inpfiles(jj)%iobsj(ji,1) = iobsj(inowin) |
---|
269 | ENDIF |
---|
270 | END DO |
---|
271 | DEALLOCATE( zlam, zphi, iobsi, iobsj, iproc ) |
---|
272 | |
---|
273 | DO ji = 1, inpfiles(jj)%nobs |
---|
274 | IF ( ( inpfiles(jj)%ptim(ji) > djulini(jj) ) .AND. & |
---|
275 | & ( inpfiles(jj)%ptim(ji) <= djulend(jj) ) ) THEN |
---|
276 | IF ( nproc == 0 ) THEN |
---|
277 | IF ( inpfiles(jj)%iproc(ji,1) > nproc ) CYCLE |
---|
278 | ELSE |
---|
279 | IF ( inpfiles(jj)%iproc(ji,1) /= nproc ) CYCLE |
---|
280 | ENDIF |
---|
281 | llvalprof = .FALSE. |
---|
282 | IF ( ( inpfiles(jj)%ivlqc(1,ji,1) == 1 ) .OR. & |
---|
283 | & ( inpfiles(jj)%ivlqc(1,ji,1) == 2 ) ) THEN |
---|
284 | iobs = iobs + 1 |
---|
285 | ENDIF |
---|
286 | ENDIF |
---|
287 | END DO |
---|
288 | |
---|
289 | ENDIF |
---|
290 | |
---|
291 | END DO seaice_files |
---|
292 | |
---|
293 | !----------------------------------------------------------------------- |
---|
294 | ! Get the time ordered indices of the input data |
---|
295 | !----------------------------------------------------------------------- |
---|
296 | |
---|
297 | !--------------------------------------------------------------------- |
---|
298 | ! Loop over input data files to count total number of profiles |
---|
299 | !--------------------------------------------------------------------- |
---|
300 | iobstot = 0 |
---|
301 | DO jj = 1, inobf |
---|
302 | DO ji = 1, inpfiles(jj)%nobs |
---|
303 | IF ( ( inpfiles(jj)%ptim(ji) > djulini(jj) ) .AND. & |
---|
304 | & ( inpfiles(jj)%ptim(ji) <= djulend(jj) ) ) THEN |
---|
305 | iobstot = iobstot + 1 |
---|
306 | ENDIF |
---|
307 | END DO |
---|
308 | END DO |
---|
309 | |
---|
310 | ALLOCATE( iindx(iobstot), ifileidx(iobstot), & |
---|
311 | & iseaiceidx(iobstot), zdat(iobstot) ) |
---|
312 | jk = 0 |
---|
313 | DO jj = 1, inobf |
---|
314 | DO ji = 1, inpfiles(jj)%nobs |
---|
315 | IF ( ( inpfiles(jj)%ptim(ji) > djulini(jj) ) .AND. & |
---|
316 | & ( inpfiles(jj)%ptim(ji) <= djulend(jj) ) ) THEN |
---|
317 | jk = jk + 1 |
---|
318 | ifileidx(jk) = jj |
---|
319 | iseaiceidx(jk) = ji |
---|
320 | zdat(jk) = inpfiles(jj)%ptim(ji) |
---|
321 | ENDIF |
---|
322 | END DO |
---|
323 | END DO |
---|
324 | CALL sort_dp_indx( iobstot, & |
---|
325 | & zdat, & |
---|
326 | & iindx ) |
---|
327 | |
---|
328 | CALL obs_surf_alloc( seaicedata, iobs, kvars, kextr, kstp ) |
---|
329 | |
---|
330 | ! * Read obs/positions, QC, all variable and assign to seaicedata |
---|
331 | |
---|
332 | iobs = 0 |
---|
333 | |
---|
334 | ityp (:) = 0 |
---|
335 | itypmpp(:) = 0 |
---|
336 | |
---|
337 | DO jk = 1, iobstot |
---|
338 | |
---|
339 | jj = ifileidx(iindx(jk)) |
---|
340 | ji = iseaiceidx(iindx(jk)) |
---|
341 | IF ( ( inpfiles(jj)%ptim(ji) > djulini(jj) ) .AND. & |
---|
342 | & ( inpfiles(jj)%ptim(ji) <= djulend(jj) ) ) THEN |
---|
343 | |
---|
344 | IF ( nproc == 0 ) THEN |
---|
345 | IF ( inpfiles(jj)%iproc(ji,1) > nproc ) CYCLE |
---|
346 | ELSE |
---|
347 | IF ( inpfiles(jj)%iproc(ji,1) /= nproc ) CYCLE |
---|
348 | ENDIF |
---|
349 | |
---|
350 | ! Set observation information |
---|
351 | |
---|
352 | IF ( ( inpfiles(jj)%ivlqc(1,ji,1) == 1 ) .OR. & |
---|
353 | & ( inpfiles(jj)%ivlqc(1,ji,1) == 2 ) ) THEN |
---|
354 | |
---|
355 | iobs = iobs + 1 |
---|
356 | |
---|
357 | CALL jul2greg( isec, & |
---|
358 | & imin, & |
---|
359 | & ihou, & |
---|
360 | & iday, & |
---|
361 | & imon, & |
---|
362 | & iyea, & |
---|
363 | & inpfiles(jj)%ptim(ji), & |
---|
364 | & irefdate(jj) ) |
---|
365 | |
---|
366 | |
---|
367 | ! seaice time coordinates |
---|
368 | seaicedata%nyea(iobs) = iyea |
---|
369 | seaicedata%nmon(iobs) = imon |
---|
370 | seaicedata%nday(iobs) = iday |
---|
371 | seaicedata%nhou(iobs) = ihou |
---|
372 | seaicedata%nmin(iobs) = imin |
---|
373 | |
---|
374 | ! seaice space coordinates |
---|
375 | seaicedata%rlam(iobs) = inpfiles(jj)%plam(ji) |
---|
376 | seaicedata%rphi(iobs) = inpfiles(jj)%pphi(ji) |
---|
377 | |
---|
378 | ! Coordinate search parameters |
---|
379 | seaicedata%mi (iobs) = inpfiles(jj)%iobsi(ji,1) |
---|
380 | seaicedata%mj (iobs) = inpfiles(jj)%iobsj(ji,1) |
---|
381 | |
---|
382 | ! Instrument type |
---|
383 | READ( inpfiles(jj)%cdtyp(ji), '(I4)' ) itype |
---|
384 | seaicedata%ntyp(iobs) = itype |
---|
385 | IF ( itype < iseaicemaxtype + 1 ) THEN |
---|
386 | ityp(itype+1) = ityp(itype+1) + 1 |
---|
387 | ELSE |
---|
388 | IF(lwp)WRITE(numout,*)'WARNING:Increase iseaicemaxtype in ',& |
---|
389 | & cpname |
---|
390 | ENDIF |
---|
391 | |
---|
392 | ! Bookkeeping data to match observations |
---|
393 | seaicedata%nsidx(iobs) = iobs |
---|
394 | seaicedata%nsfil(iobs) = iindx(jk) |
---|
395 | |
---|
396 | ! QC flags |
---|
397 | seaicedata%nqc(iobs) = inpfiles(jj)%ivqc(ji,1) |
---|
398 | |
---|
399 | ! Observed value |
---|
400 | seaicedata%robs(iobs,1) = inpfiles(jj)%pob(1,ji,1) |
---|
401 | |
---|
402 | |
---|
403 | ! Model and MDT is set to fbrmdi unless read from file |
---|
404 | IF ( ldmod ) THEN |
---|
405 | seaicedata%rmod(iobs,1) = inpfiles(jj)%padd(1,ji,1,1) |
---|
406 | ELSE |
---|
407 | seaicedata%rmod(iobs,1) = fbrmdi |
---|
408 | ENDIF |
---|
409 | ENDIF |
---|
410 | ENDIF |
---|
411 | |
---|
412 | END DO |
---|
413 | |
---|
414 | !----------------------------------------------------------------------- |
---|
415 | ! Sum up over processors |
---|
416 | !----------------------------------------------------------------------- |
---|
417 | |
---|
418 | CALL obs_mpp_sum_integer( iobs, iobsmpp ) |
---|
419 | |
---|
420 | !----------------------------------------------------------------------- |
---|
421 | ! Output number of observations. |
---|
422 | !----------------------------------------------------------------------- |
---|
423 | IF (lwp) THEN |
---|
424 | |
---|
425 | WRITE(numout,*) |
---|
426 | WRITE(numout,'(1X,A)')'Seaice data types' |
---|
427 | WRITE(numout,'(1X,A)')'-----------------' |
---|
428 | DO jj = 1,8 |
---|
429 | IF ( itypmpp(jj) > 0 ) THEN |
---|
430 | WRITE(numout,'(1X,A4,I4,A3,I10)')'Type ', jj,' = ',itypmpp(jj) |
---|
431 | ENDIF |
---|
432 | END DO |
---|
433 | WRITE(numout,'(1X,A50)')'--------------------------------------------------' |
---|
434 | WRITE(numout,'(1X,A40,I10)')'Total = ',iobsmpp |
---|
435 | WRITE(numout,*) |
---|
436 | |
---|
437 | ENDIF |
---|
438 | |
---|
439 | !----------------------------------------------------------------------- |
---|
440 | ! Deallocate temporary data |
---|
441 | !----------------------------------------------------------------------- |
---|
442 | DEALLOCATE( ifileidx, iseaiceidx, zdat ) |
---|
443 | |
---|
444 | !----------------------------------------------------------------------- |
---|
445 | ! Deallocate input data |
---|
446 | !----------------------------------------------------------------------- |
---|
447 | DO jj = 1, inobf |
---|
448 | CALL dealloc_obfbdata( inpfiles(jj) ) |
---|
449 | END DO |
---|
450 | DEALLOCATE( inpfiles ) |
---|
451 | |
---|
452 | END SUBROUTINE obs_rea_seaice |
---|
453 | |
---|
454 | END MODULE obs_read_seaice |
---|
455 | |
---|