1 | !---------------------------------------------------------------------- |
---|
2 | ! NEMO system team, System and Interface for oceanic RElocable Nesting |
---|
3 | !---------------------------------------------------------------------- |
---|
4 | ! |
---|
5 | ! MODULE: grid |
---|
6 | ! |
---|
7 | ! DESCRIPTION: |
---|
8 | !> @brief This module is grid manager. |
---|
9 | !> |
---|
10 | !> @details |
---|
11 | !> to get NEMO pivot point index:<br/> |
---|
12 | !> @code |
---|
13 | !> il_pivot=grid_get_pivot(td_file) |
---|
14 | !> @endcode |
---|
15 | !> - il_pivot is NEMO pivot point index F(0), T(1) |
---|
16 | !> - td_file is mpp structure |
---|
17 | !> |
---|
18 | !> to get NEMO periodicity index:<br/> |
---|
19 | !> @code |
---|
20 | !> il_perio=grid_get_perio(td_file) |
---|
21 | !> @endcode |
---|
22 | !> - il_perio is NEMO periodicity index (0,1,2,3,4,5,6) |
---|
23 | !> - td_file is mpp structure |
---|
24 | !> |
---|
25 | !> to check domain validity:<br/> |
---|
26 | !> @code |
---|
27 | !> CALL grid_check_dom(td_coord, id_imin, id_imax, id_jmin, id_jmax) |
---|
28 | !> @endcode |
---|
29 | !> - td_coord is coordinates mpp structure |
---|
30 | !> - id_imin is i-direction lower left point indice |
---|
31 | !> - id_imax is i-direction upper right point indice |
---|
32 | !> - id_jmin is j-direction lower left point indice |
---|
33 | !> - id_jmax is j-direction upper right point indice |
---|
34 | !> |
---|
35 | !> to get closest coarse grid indices of fine grid domain:<br/> |
---|
36 | !> @code |
---|
37 | !> il_index(:,:)=grid_get_coarse_index(td_coord0, td_coord1, |
---|
38 | !> [id_rho,] [cd_point]) |
---|
39 | !> @endcode |
---|
40 | !> or |
---|
41 | !> @code |
---|
42 | !> il_index(:,:)=grid_get_coarse_index(td_lon0, td_lat0, td_coord1, |
---|
43 | !> [id_rho,] [cd_point]) |
---|
44 | !> @endcode |
---|
45 | !> or |
---|
46 | !> @code |
---|
47 | !> il_index(:,:)=grid_get_coarse_index(td_coord0, td_lon1, td_lat1, |
---|
48 | !> [id_rho,] [cd_point]) |
---|
49 | !> @endcode |
---|
50 | !> or |
---|
51 | !> @code |
---|
52 | !> il_index(:,:)=grid_get_coarse_index(td_lon0, td_lat0, td_lon1, td_lat1, |
---|
53 | !> [id_rho,] [cd_point]) |
---|
54 | !> @endcode |
---|
55 | !> - il_index(:,:) is coarse grid indices (/ (/ imin0, imax0 /), |
---|
56 | !> (/ jmin0, jmax0 /) /) |
---|
57 | !> - td_coord0 is coarse grid coordinate mpp structure |
---|
58 | !> - td_coord1 is fine grid coordinate mpp structure |
---|
59 | !> - td_lon0 is coarse grid longitude variable structure |
---|
60 | !> - td_lat0 is coarse grid latitude variable structure |
---|
61 | !> - td_lon1 is fine grid longitude variable structure |
---|
62 | !> - td_lat1 is fine grid latitude variable structure |
---|
63 | !> - id_rho is array of refinment factor (default 1) |
---|
64 | !> - cd_point is Arakawa grid point (default 'T') |
---|
65 | !> |
---|
66 | !> to know if grid is global:<br/> |
---|
67 | !> @code |
---|
68 | !> ll_global=grid_is_global(td_lon, td_lat) |
---|
69 | !> @endcode |
---|
70 | !> - td_lon is longitude variable structure |
---|
71 | !> - td_lat is latitude variable structure |
---|
72 | !> |
---|
73 | !> to know if grid contains north fold:<br/> |
---|
74 | !> @code |
---|
75 | !> ll_north=grid_is_north_fold(td_lat) |
---|
76 | !> @endcode |
---|
77 | !> - td_lat is latitude variable structure |
---|
78 | !> |
---|
79 | !> to get coarse grid indices of the closest point from one fine grid |
---|
80 | !> point:<br/> |
---|
81 | !> @code |
---|
82 | !> il_index(:)=grid_get_closest(dd_lon0(:,:), dd_lat0(:,:), dd_lon1, dd_lat1 |
---|
83 | !> [,dd_fill] [,cd_pos]) |
---|
84 | !> @endcode |
---|
85 | !> - il_index(:) is coarse grid indices (/ i0, j0 /) |
---|
86 | !> - dd_lon0 is coarse grid array of longitude value (real(8)) |
---|
87 | !> - dd_lat0 is coarse grid array of latitude value (real(8)) |
---|
88 | !> - dd_lon1 is fine grid longitude value (real(8)) |
---|
89 | !> - dd_lat1 is fine grid latitude value (real(8)) |
---|
90 | !> - dd_fill |
---|
91 | !> - cd_pos |
---|
92 | !> |
---|
93 | !> to compute distance between a point A and grid points:<br/> |
---|
94 | !> @code |
---|
95 | !> il_dist(:,:)=grid_distance(dd_lon, dd_lat, dd_lonA, dd_latA) |
---|
96 | !> @endcode |
---|
97 | !> - il_dist(:,:) is array of distance between point A and grid points |
---|
98 | !> - dd_lon is array of longitude value (real(8)) |
---|
99 | !> - dd_lat is array of longitude value (real(8)) |
---|
100 | !> - dd_lonA is longitude of point A (real(8)) |
---|
101 | !> - dd_latA is latitude of point A (real(8)) |
---|
102 | !> |
---|
103 | !> to get offset between fine grid and coarse grid:<br/> |
---|
104 | !> @code |
---|
105 | !> il_offset(:,:)=grid_get_fine_offset(td_coord0, |
---|
106 | !> id_imin0, id_jmin0, id_imax0, id_jmax0, |
---|
107 | !> td_coord1 |
---|
108 | !> [,id_rho] [,cd_point]) |
---|
109 | !> @endcode |
---|
110 | !> or |
---|
111 | !> @code |
---|
112 | !> il_offset(:,:)=grid_get_fine_offset(dd_lon0, dd_lat0, |
---|
113 | !> id_imin0, id_jmin0,id_imax0, id_jmax0, |
---|
114 | !> td_coord1 |
---|
115 | !> [,id_rho] [,cd_point]) |
---|
116 | !> @endcode |
---|
117 | !> or |
---|
118 | !> @code |
---|
119 | !> il_offset(:,:)=grid_get_fine_offset(td_coord0, |
---|
120 | !> id_imin0, id_jmin0, id_imax0, id_jmax0, |
---|
121 | !> dd_lon1, dd_lat1 |
---|
122 | !> [,id_rho] [,cd_point]) |
---|
123 | !> @endcode |
---|
124 | !> or |
---|
125 | !> @code |
---|
126 | !> il_offset(:,:)=grid_get_fine_offset(dd_lon0, dd_lat0, |
---|
127 | !> id_imin0, id_jmin0, id_imax0, id_jmax0, |
---|
128 | !> dd_lon1, dd_lat1 |
---|
129 | !> [,id_rho] [,cd_point]) |
---|
130 | !> @endcode |
---|
131 | !> - il_offset(:,:) is offset array |
---|
132 | !> (/ (/ i_offset_left, i_offset_right /), (/ j_offset_lower, j_offset_upper /) /) |
---|
133 | !> - td_coord0 is coarse grid coordinate mpp structure |
---|
134 | !> - dd_lon0 is coarse grid longitude array (real(8)) |
---|
135 | !> - dd_lat0 is coarse grid latitude array (real(8)) |
---|
136 | !> - id_imin0 is coarse grid lower left corner i-indice of fine grid |
---|
137 | !> domain |
---|
138 | !> - id_jmin0 is coarse grid lower left corner j-indice of fine grid |
---|
139 | !> domain |
---|
140 | !> - id_imax0 is coarse grid upper right corner i-indice of fine grid |
---|
141 | !> domain |
---|
142 | !> - id_jmax0 is coarse grid upper right corner j-indice of fine grid |
---|
143 | !> domain |
---|
144 | !> - td_coord1 is fine grid coordinate mpp structure |
---|
145 | !> - dd_lon1 is fine grid longitude array (real(8)) |
---|
146 | !> - dd_lat1 is fine grid latitude array (real(8)) |
---|
147 | !> - id_rho is array of refinment factor (default 1) |
---|
148 | !> - cd_point is Arakawa grid point (default 'T') |
---|
149 | !> |
---|
150 | !> to check fine and coarse grid coincidence:<br/> |
---|
151 | !> @code |
---|
152 | !> CALL grid_check_coincidence(td_coord0, td_coord1, |
---|
153 | !> id_imin0, id_imax0, id_jmin0, id_jmax0 |
---|
154 | !> ,id_rho) |
---|
155 | !> @endcode |
---|
156 | !> - td_coord0 is coarse grid coordinate mpp structure |
---|
157 | !> - td_coord1 is fine grid coordinate mpp structure |
---|
158 | !> - id_imin0 is coarse grid lower left corner i-indice of fine grid |
---|
159 | !> domain |
---|
160 | !> - id_imax0 is coarse grid upper right corner i-indice of fine grid |
---|
161 | !> domain |
---|
162 | !> - id_jmin0 is coarse grid lower left corner j-indice of fine grid |
---|
163 | !> domain |
---|
164 | !> - id_jmax0 is coarse grid upper right corner j-indice of fine grid |
---|
165 | !> domain |
---|
166 | !> - id_rho is array of refinement factor |
---|
167 | !> |
---|
168 | !> to add ghost cell at boundaries:<br/> |
---|
169 | !> @code |
---|
170 | !> CALL grid_add_ghost(td_var, id_ghost) |
---|
171 | !> @endcode |
---|
172 | !> - td_var is array of variable structure |
---|
173 | !> - id_ghost is 2D array of ghost cell factor |
---|
174 | !> |
---|
175 | !> to delete ghost cell at boundaries:<br/> |
---|
176 | !> @code |
---|
177 | !> CALL grid_del_ghost(td_var, id_ghost) |
---|
178 | !> @endcode |
---|
179 | !> - td_var is array of variable structure |
---|
180 | !> - id_ghost is 2D array of ghost cell factor |
---|
181 | !> |
---|
182 | !> to get ghost cell factor (use or not):<br/> |
---|
183 | !> @code |
---|
184 | !> il_factor(:)= grid_get_ghost( td_var ) |
---|
185 | !> @endcode |
---|
186 | !> or |
---|
187 | !> @code |
---|
188 | !> il_factor(:)= grid_get_ghost( td_mpp ) |
---|
189 | !> @endcode |
---|
190 | !> - il_factor(:) is array of ghost cell factor (0 or 1) |
---|
191 | !> - td_var is variable structure |
---|
192 | !> - td_mpp is mpp sturcture |
---|
193 | !> |
---|
194 | !> to compute closed sea domain:<br/> |
---|
195 | !> @code |
---|
196 | !> il_mask(:,:)=grid_split_domain(td_var, [id_level]) |
---|
197 | !> @endcode |
---|
198 | !> - il_mask(:,:) is domain mask |
---|
199 | !> - td_var is variable strucutre |
---|
200 | !> - id_level is level to be used [optional] |
---|
201 | !> |
---|
202 | !> to fill small closed sea with _FillValue:<br/> |
---|
203 | !> @code |
---|
204 | !> CALL grid_fill_small_dom(td_var, id_mask, [id_minsize]) |
---|
205 | !> @endcode |
---|
206 | !> - td_var is variable structure |
---|
207 | !> - id_mask is domain mask (from grid_split_domain) |
---|
208 | !> - id_minsize is minimum size of sea to be kept [optional] |
---|
209 | !> |
---|
210 | !> @author |
---|
211 | !> J.Paul |
---|
212 | ! REVISION HISTORY: |
---|
213 | !> @date November, 2013 - Initial Version |
---|
214 | !> @date September, 2014 |
---|
215 | !> - add header |
---|
216 | !> @date October, 2014 |
---|
217 | !> - use mpp file structure instead of file |
---|
218 | !> @date February, 2015 |
---|
219 | !> - add function grid_fill_small_msk to fill small domain inside bigger one |
---|
220 | !> @February, 2016 |
---|
221 | !> - improve way to check coincidence (bug fix) |
---|
222 | !> - manage grid cases for T,U,V or F point, with even or odd refinment (bug fix) |
---|
223 | ! |
---|
224 | !> @note Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
---|
225 | !---------------------------------------------------------------------- |
---|
226 | MODULE grid |
---|
227 | USE netcdf |
---|
228 | USE kind ! F90 kind parameter |
---|
229 | USE fct ! basic usefull function |
---|
230 | USE global ! global parameter |
---|
231 | USE phycst ! physical constant |
---|
232 | USE logger ! log file manager |
---|
233 | USE file ! file manager |
---|
234 | USE att ! attribute manager |
---|
235 | USE var ! variable manager |
---|
236 | USE dim ! dimension manager |
---|
237 | USE iom ! I/O manager |
---|
238 | USE mpp ! MPP manager |
---|
239 | USE dom ! domain manager |
---|
240 | USE iom_mpp ! MPP I/O manager |
---|
241 | USE iom_dom ! DOM I/O manager |
---|
242 | IMPLICIT NONE |
---|
243 | ! NOTE_avoid_public_variables_if_possible |
---|
244 | |
---|
245 | ! type and variable |
---|
246 | |
---|
247 | ! function and subroutine |
---|
248 | PUBLIC :: grid_get_info !< get information about mpp global domain (pivot, perio, ew) |
---|
249 | PUBLIC :: grid_get_pivot !< get NEMO pivot point index |
---|
250 | PUBLIC :: grid_get_perio !< get NEMO periodicity index |
---|
251 | PUBLIC :: grid_get_ew_overlap !< get East West overlap |
---|
252 | PUBLIC :: grid_check_dom !< check domain validity |
---|
253 | PUBLIC :: grid_get_coarse_index !< get closest coarse grid indices of fine grid domain. |
---|
254 | PUBLIC :: grid_is_global !< check if grid is global or not |
---|
255 | PUBLIC :: grid_is_north_fold |
---|
256 | PUBLIC :: grid_get_closest !< return closest coarse grid point from another point |
---|
257 | PUBLIC :: grid_distance !< compute grid distance to a point |
---|
258 | PUBLIC :: grid_get_fine_offset !< get fine grid offset |
---|
259 | PUBLIC :: grid_check_coincidence !< check fine and coarse grid coincidence |
---|
260 | PUBLIC :: grid_add_ghost !< add ghost cell at boundaries. |
---|
261 | PUBLIC :: grid_del_ghost !< delete ghost cell at boundaries. |
---|
262 | PUBLIC :: grid_get_ghost !< return ghost cell factor |
---|
263 | PUBLIC :: grid_split_domain !< compute closed sea domain |
---|
264 | PUBLIC :: grid_fill_small_dom !< fill small closed sea with fill value |
---|
265 | PUBLIC :: grid_fill_small_msk !< fill small domain inside bigger one |
---|
266 | |
---|
267 | ! get closest coarse grid indices of fine grid domain |
---|
268 | PRIVATE :: grid__get_coarse_index_ff ! - using coarse and fine grid coordinates files |
---|
269 | PRIVATE :: grid__get_coarse_index_cf ! - using coarse grid array of lon,lat and fine grid coordinates files |
---|
270 | PRIVATE :: grid__get_coarse_index_fc ! - using coarse grid coordinates files, and fine grid array of lon,lat |
---|
271 | PRIVATE :: grid__get_coarse_index_cc ! - using coarse and fine grid array of lon,lat |
---|
272 | |
---|
273 | ! get offset between fine and coarse grid |
---|
274 | PRIVATE :: grid__get_fine_offset_ff ! - using coarse and fine grid coordinates files |
---|
275 | PRIVATE :: grid__get_fine_offset_cf ! - using coarse grid array of lon,lat and fine grid coordinates files |
---|
276 | PRIVATE :: grid__get_fine_offset_fc ! - using coarse grid coordinates files, and fine grid array of lon,lat |
---|
277 | PRIVATE :: grid__get_fine_offset_cc ! - using coarse and fine grid array of lon,lat |
---|
278 | |
---|
279 | ! get information about global domain (pivot, perio, ew) |
---|
280 | PRIVATE :: grid__get_info_mpp ! - using mpp files structure |
---|
281 | PRIVATE :: grid__get_info_file ! - using files structure |
---|
282 | |
---|
283 | ! get NEMO pivot point index |
---|
284 | PRIVATE :: grid__get_pivot_mpp ! - using mpp files structure |
---|
285 | PRIVATE :: grid__get_pivot_file ! - using files structure |
---|
286 | PRIVATE :: grid__get_pivot_var ! - using variable structure |
---|
287 | PRIVATE :: grid__get_pivot_varT ! compute NEMO pivot point index for variable on grid T |
---|
288 | PRIVATE :: grid__get_pivot_varU ! compute NEMO pivot point index for variable on grid U |
---|
289 | PRIVATE :: grid__get_pivot_varV ! compute NEMO pivot point index for variable on grid V |
---|
290 | PRIVATE :: grid__get_pivot_varF ! compute NEMO pivot point index for variable on grid F |
---|
291 | |
---|
292 | ! get NEMO periodicity index |
---|
293 | PRIVATE :: grid__get_perio_mpp ! - using mpp files structure |
---|
294 | PRIVATE :: grid__get_perio_file ! - using files structure |
---|
295 | PRIVATE :: grid__get_perio_var ! - using variable structure |
---|
296 | |
---|
297 | ! get East West overlap |
---|
298 | PRIVATE :: grid__get_ew_overlap_mpp ! - using mpp files structure |
---|
299 | PRIVATE :: grid__get_ew_overlap_file ! - using files structure |
---|
300 | PRIVATE :: grid__get_ew_overlap_var ! - using longitude variable structure |
---|
301 | |
---|
302 | ! return ghost cell factor |
---|
303 | PRIVATE :: grid__get_ghost_mpp ! - using mpp files structure |
---|
304 | PRIVATE :: grid__get_ghost_var ! - using array of lon,lat |
---|
305 | PRIVATE :: grid__check_corner ! check that fine grid is inside coarse grid |
---|
306 | PRIVATE :: grid__check_lat ! check that fine grid latitude are inside coarse grid latitude |
---|
307 | |
---|
308 | INTERFACE grid_get_info |
---|
309 | MODULE PROCEDURE grid__get_info_mpp |
---|
310 | MODULE PROCEDURE grid__get_info_file |
---|
311 | END INTERFACE grid_get_info |
---|
312 | |
---|
313 | INTERFACE grid_get_pivot |
---|
314 | MODULE PROCEDURE grid__get_pivot_mpp |
---|
315 | MODULE PROCEDURE grid__get_pivot_file |
---|
316 | MODULE PROCEDURE grid__get_pivot_var |
---|
317 | END INTERFACE grid_get_pivot |
---|
318 | |
---|
319 | INTERFACE grid_get_perio |
---|
320 | MODULE PROCEDURE grid__get_perio_mpp |
---|
321 | MODULE PROCEDURE grid__get_perio_file |
---|
322 | MODULE PROCEDURE grid__get_perio_var |
---|
323 | END INTERFACE grid_get_perio |
---|
324 | |
---|
325 | INTERFACE grid_get_ew_overlap |
---|
326 | MODULE PROCEDURE grid__get_ew_overlap_mpp |
---|
327 | MODULE PROCEDURE grid__get_ew_overlap_file |
---|
328 | MODULE PROCEDURE grid__get_ew_overlap_var |
---|
329 | END INTERFACE grid_get_ew_overlap |
---|
330 | |
---|
331 | INTERFACE grid_get_ghost |
---|
332 | MODULE PROCEDURE grid__get_ghost_var |
---|
333 | MODULE PROCEDURE grid__get_ghost_mpp |
---|
334 | END INTERFACE grid_get_ghost |
---|
335 | |
---|
336 | INTERFACE grid_get_coarse_index |
---|
337 | MODULE PROCEDURE grid__get_coarse_index_ff |
---|
338 | MODULE PROCEDURE grid__get_coarse_index_cf |
---|
339 | MODULE PROCEDURE grid__get_coarse_index_fc |
---|
340 | MODULE PROCEDURE grid__get_coarse_index_cc |
---|
341 | END INTERFACE grid_get_coarse_index |
---|
342 | |
---|
343 | INTERFACE grid_get_fine_offset |
---|
344 | MODULE PROCEDURE grid__get_fine_offset_ff |
---|
345 | MODULE PROCEDURE grid__get_fine_offset_fc |
---|
346 | MODULE PROCEDURE grid__get_fine_offset_cf |
---|
347 | MODULE PROCEDURE grid__get_fine_offset_cc |
---|
348 | END INTERFACE grid_get_fine_offset |
---|
349 | |
---|
350 | CONTAINS |
---|
351 | !------------------------------------------------------------------- |
---|
352 | !> @brief This subroutine get information about global domain, given file |
---|
353 | !> strucutre. |
---|
354 | !> |
---|
355 | !> @details |
---|
356 | !> open edge files then: |
---|
357 | !> - compute NEMO pivot point |
---|
358 | !> - compute NEMO periodicity |
---|
359 | !> - compute East West overlap |
---|
360 | !> |
---|
361 | !> @note need all processor files to be there |
---|
362 | !> @author J.Paul |
---|
363 | !> @date October, 2014 - Initial Version |
---|
364 | !> |
---|
365 | !> @param[inout] td_file file structure |
---|
366 | !------------------------------------------------------------------- |
---|
367 | SUBROUTINE grid__get_info_file(td_file) |
---|
368 | IMPLICIT NONE |
---|
369 | ! Argument |
---|
370 | TYPE(TFILE), INTENT(INOUT) :: td_file |
---|
371 | |
---|
372 | ! local variable |
---|
373 | INTEGER(i4) :: il_ew |
---|
374 | INTEGER(i4) :: il_pivot |
---|
375 | INTEGER(i4) :: il_perio |
---|
376 | INTEGER(i4) :: il_attid |
---|
377 | |
---|
378 | TYPE(TATT) :: tl_att |
---|
379 | |
---|
380 | TYPE(TFILE) :: tl_file |
---|
381 | |
---|
382 | ! loop indices |
---|
383 | INTEGER(i4) :: ji |
---|
384 | !---------------------------------------------------------------- |
---|
385 | ! intialise |
---|
386 | il_pivot=-1 |
---|
387 | il_perio=-1 |
---|
388 | il_ew =-1 |
---|
389 | |
---|
390 | ! copy structure |
---|
391 | tl_file=file_copy(td_file) |
---|
392 | |
---|
393 | ! open file to be used |
---|
394 | CALL iom_open(tl_file) |
---|
395 | |
---|
396 | IF( td_file%i_perio >= 0 .AND. td_file%i_perio <= 6 )THEN |
---|
397 | il_perio=td_file%i_perio |
---|
398 | ELSE |
---|
399 | ! look for attribute in file |
---|
400 | il_attid=att_get_index(tl_file%t_att(:),'periodicity') |
---|
401 | IF( il_attid /= 0 )THEN |
---|
402 | il_perio=INT(tl_file%t_att(il_attid)%d_value(1),i4) |
---|
403 | ENDIF |
---|
404 | ENDIF |
---|
405 | |
---|
406 | IF( td_file%i_ew >= 0 )THEN |
---|
407 | il_ew=td_file%i_ew |
---|
408 | ELSE |
---|
409 | ! look for attribute in file |
---|
410 | il_attid=att_get_index(tl_file%t_att(:),'ew_overlap') |
---|
411 | IF( il_attid /= 0 )THEN |
---|
412 | il_ew=INT(tl_file%t_att(il_attid)%d_value(1),i4) |
---|
413 | ENDIF |
---|
414 | ENDIF |
---|
415 | |
---|
416 | SELECT CASE(il_perio) |
---|
417 | CASE(3,4) |
---|
418 | il_pivot=0 |
---|
419 | CASE(5,6) |
---|
420 | il_pivot=1 |
---|
421 | CASE(0,1,2) |
---|
422 | il_pivot=1 |
---|
423 | END SELECT |
---|
424 | |
---|
425 | IF( il_pivot < 0 .OR. il_pivot > 1 )THEN |
---|
426 | ! get pivot |
---|
427 | il_pivot=grid_get_pivot(tl_file) |
---|
428 | ENDIF |
---|
429 | |
---|
430 | IF( il_perio < 0 .OR. il_perio > 6 )THEN |
---|
431 | ! get periodicity |
---|
432 | il_perio=grid_get_perio(tl_file, il_pivot) |
---|
433 | ENDIF |
---|
434 | |
---|
435 | IF( il_ew < 0 )THEN |
---|
436 | ! get periodicity |
---|
437 | il_ew=grid_get_ew_overlap(tl_file) |
---|
438 | ENDIF |
---|
439 | |
---|
440 | ! close |
---|
441 | CALL iom_close(tl_file) |
---|
442 | |
---|
443 | !save in file structure |
---|
444 | td_file%i_ew=il_ew |
---|
445 | td_file%i_pivot=il_pivot |
---|
446 | td_file%i_perio=il_perio |
---|
447 | |
---|
448 | ! save in variable of file structure |
---|
449 | tl_att=att_init("ew_overlap",il_ew) |
---|
450 | DO ji=1,td_file%i_nvar |
---|
451 | IF( td_file%t_var(ji)%t_dim(jp_I)%l_use )THEN |
---|
452 | CALL var_move_att(td_file%t_var(ji),tl_att) |
---|
453 | ENDIF |
---|
454 | ENDDO |
---|
455 | |
---|
456 | ! clean |
---|
457 | CALL file_clean(tl_file) |
---|
458 | CALL att_clean(tl_att) |
---|
459 | |
---|
460 | IF( td_file%i_perio == -1 )THEN |
---|
461 | CALL logger_fatal("GRID GET INFO: can not read or compute "//& |
---|
462 | & "domain periodicity from file "//TRIM(td_file%c_name)//"."//& |
---|
463 | & " you have to inform periodicity in namelist.") |
---|
464 | ENDIF |
---|
465 | |
---|
466 | END SUBROUTINE grid__get_info_file |
---|
467 | !------------------------------------------------------------------- |
---|
468 | !> @brief This subroutine get information about global domain, given mpp |
---|
469 | !> strucutre. |
---|
470 | !> |
---|
471 | !> @details |
---|
472 | !> open edge files then: |
---|
473 | !> - compute NEMO pivot point |
---|
474 | !> - compute NEMO periodicity |
---|
475 | !> - compute East West overlap |
---|
476 | !> |
---|
477 | !> @note need all processor files |
---|
478 | !> @author J.Paul |
---|
479 | !> @date October, 2014 - Initial Version |
---|
480 | !> |
---|
481 | !> @param[in] td_mpp mpp structure |
---|
482 | !------------------------------------------------------------------- |
---|
483 | SUBROUTINE grid__get_info_mpp(td_mpp) |
---|
484 | IMPLICIT NONE |
---|
485 | ! Argument |
---|
486 | TYPE(TMPP) , INTENT(INOUT) :: td_mpp |
---|
487 | |
---|
488 | ! local variable |
---|
489 | INTEGER(i4) :: il_ew |
---|
490 | INTEGER(i4) :: il_pivot |
---|
491 | INTEGER(i4) :: il_perio |
---|
492 | INTEGER(i4) :: il_attid |
---|
493 | |
---|
494 | TYPE(TATT) :: tl_att |
---|
495 | |
---|
496 | TYPE(TMPP) :: tl_mpp |
---|
497 | |
---|
498 | ! loop indices |
---|
499 | INTEGER(i4) :: ji |
---|
500 | INTEGER(i4) :: jj |
---|
501 | !---------------------------------------------------------------- |
---|
502 | ! intialise |
---|
503 | il_pivot=-1 |
---|
504 | il_perio=-1 |
---|
505 | il_ew =-1 |
---|
506 | |
---|
507 | CALL logger_info("GRID GET INFO: look for "//TRIM(td_mpp%c_name)) |
---|
508 | ! copy structure |
---|
509 | tl_mpp=mpp_copy(td_mpp) |
---|
510 | ! select edge files |
---|
511 | CALL mpp_get_contour(tl_mpp) |
---|
512 | ! open mpp file to be used |
---|
513 | CALL iom_mpp_open(tl_mpp) |
---|
514 | |
---|
515 | IF( td_mpp%i_perio >= 0 .AND. td_mpp%i_perio <= 6 )THEN |
---|
516 | il_perio=td_mpp%i_perio |
---|
517 | ELSE |
---|
518 | ! look for attribute in mpp files |
---|
519 | il_attid=att_get_index(tl_mpp%t_proc(1)%t_att(:),'periodicity') |
---|
520 | IF( il_attid /= 0 )THEN |
---|
521 | il_perio=INT(tl_mpp%t_proc(1)%t_att(il_attid)%d_value(1),i4) |
---|
522 | ENDIF |
---|
523 | ENDIF |
---|
524 | |
---|
525 | IF( td_mpp%i_ew >= 0 )THEN |
---|
526 | il_ew=td_mpp%i_ew |
---|
527 | ELSE |
---|
528 | ! look for attribute in mpp files |
---|
529 | il_attid=att_get_index(tl_mpp%t_proc(1)%t_att(:),'ew_overlap') |
---|
530 | IF( il_attid /= 0 )THEN |
---|
531 | il_ew=INT(tl_mpp%t_proc(1)%t_att(il_attid)%d_value(1),i4) |
---|
532 | ENDIF |
---|
533 | ENDIF |
---|
534 | |
---|
535 | CALL logger_info("GRID GET INFO: perio "//TRIM(fct_str(il_perio))) |
---|
536 | |
---|
537 | SELECT CASE(il_perio) |
---|
538 | CASE(3,4) |
---|
539 | il_pivot=1 |
---|
540 | CASE(5,6) |
---|
541 | il_pivot=0 |
---|
542 | CASE(0,1,2) |
---|
543 | il_pivot=1 |
---|
544 | END SELECT |
---|
545 | |
---|
546 | IF( il_pivot < 0 .OR. il_pivot > 1 )THEN |
---|
547 | ! get pivot |
---|
548 | CALL logger_info("GRID GET INFO: look for pivot ") |
---|
549 | il_pivot=grid_get_pivot(tl_mpp) |
---|
550 | ENDIF |
---|
551 | |
---|
552 | IF( il_perio < 0 .OR. il_perio > 6 )THEN |
---|
553 | ! get periodicity |
---|
554 | CALL logger_info("GRID GET INFO: look for perio ") |
---|
555 | il_perio=grid_get_perio(tl_mpp, il_pivot) |
---|
556 | ENDIF |
---|
557 | |
---|
558 | IF( il_ew < 0 )THEN |
---|
559 | ! get periodicity |
---|
560 | CALL logger_info("GRID GET INFO: look for overlap ") |
---|
561 | il_ew=grid_get_ew_overlap(tl_mpp) |
---|
562 | ENDIF |
---|
563 | |
---|
564 | ! close |
---|
565 | CALL iom_mpp_close(tl_mpp) |
---|
566 | |
---|
567 | !save in mpp structure |
---|
568 | td_mpp%i_ew=il_ew |
---|
569 | td_mpp%i_pivot=il_pivot |
---|
570 | td_mpp%i_perio=il_perio |
---|
571 | |
---|
572 | ! save in variable of mpp structure |
---|
573 | IF( ASSOCIATED(td_mpp%t_proc) )THEN |
---|
574 | tl_att=att_init("ew_overlap",il_ew) |
---|
575 | DO jj=1,td_mpp%i_nproc |
---|
576 | DO ji=1,td_mpp%t_proc(jj)%i_nvar |
---|
577 | IF( td_mpp%t_proc(jj)%t_var(ji)%t_dim(jp_I)%l_use )THEN |
---|
578 | CALL var_move_att(td_mpp%t_proc(jj)%t_var(ji),tl_att) |
---|
579 | ENDIF |
---|
580 | ENDDO |
---|
581 | ENDDO |
---|
582 | ENDIF |
---|
583 | |
---|
584 | ! clean |
---|
585 | CALL mpp_clean(tl_mpp) |
---|
586 | CALL att_clean(tl_att) |
---|
587 | |
---|
588 | IF( td_mpp%i_perio == -1 )THEN |
---|
589 | CALL logger_fatal("GRID GET INFO: can not read or compute "//& |
---|
590 | & "domain periodicity from mpp "//TRIM(td_mpp%c_name)//"."//& |
---|
591 | & " you have to inform periodicity in namelist.") |
---|
592 | ENDIF |
---|
593 | |
---|
594 | END SUBROUTINE grid__get_info_mpp |
---|
595 | !------------------------------------------------------------------- |
---|
596 | !> @brief |
---|
597 | !> This function compute NEMO pivot point index of the input variable. |
---|
598 | !> - F-point : 0 |
---|
599 | !> - T-point : 1 |
---|
600 | !> |
---|
601 | !> @details |
---|
602 | !> check north points of latitude grid (indices jpj to jpj-3) depending on which grid point |
---|
603 | !> (T,F,U,V) variable is defined |
---|
604 | !> |
---|
605 | !> @note variable must be at least 2D variable, and should not be coordinate |
---|
606 | !> variable (i.e lon, lat) |
---|
607 | !> |
---|
608 | !> @warning |
---|
609 | !> - do not work with ORCA2 grid (T-point) |
---|
610 | !> |
---|
611 | !> @author J.Paul |
---|
612 | !> @date November, 2013 - Initial version |
---|
613 | !> @date September, 2014 |
---|
614 | !> - add dummy loop in case variable not over right point. |
---|
615 | !> @date October, 2014 |
---|
616 | !> - work on variable structure instead of file structure |
---|
617 | ! |
---|
618 | !> @param[in] td_lat latitude variable structure |
---|
619 | !> @param[in] td_var variable structure |
---|
620 | !> @return pivot point index |
---|
621 | !------------------------------------------------------------------- |
---|
622 | FUNCTION grid__get_pivot_var(td_var) |
---|
623 | IMPLICIT NONE |
---|
624 | ! Argument |
---|
625 | TYPE(TVAR), INTENT(IN) :: td_var |
---|
626 | |
---|
627 | ! function |
---|
628 | INTEGER(i4) :: grid__get_pivot_var |
---|
629 | |
---|
630 | ! local variable |
---|
631 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_dim |
---|
632 | |
---|
633 | REAL(dp) , DIMENSION(:,:,:,:), ALLOCATABLE :: dl_value |
---|
634 | |
---|
635 | ! loop indices |
---|
636 | INTEGER(i4) :: jj |
---|
637 | !---------------------------------------------------------------- |
---|
638 | ! intitalise |
---|
639 | grid__get_pivot_var=-1 |
---|
640 | |
---|
641 | IF( .NOT. ASSOCIATED(td_var%d_value) .OR. & |
---|
642 | & .NOT. ALL(td_var%t_dim(1:2)%l_use) )THEN |
---|
643 | CALL logger_error("GRID GET PIVOT: can not compute pivot point"//& |
---|
644 | & " with variable "//TRIM(td_var%c_name)//"."//& |
---|
645 | & " no value associated or missing dimension.") |
---|
646 | ELSE |
---|
647 | il_dim(:)=td_var%t_dim(:)%i_len |
---|
648 | |
---|
649 | ALLOCATE(dl_value(il_dim(1),4,1,1)) |
---|
650 | ! extract value |
---|
651 | dl_value(:,:,:,:)=td_var%d_value( 1:il_dim(1), & |
---|
652 | & il_dim(2)-3:il_dim(2),& |
---|
653 | & 1:1, & |
---|
654 | & 1:1 ) |
---|
655 | |
---|
656 | SELECT CASE(TRIM(td_var%c_point)) |
---|
657 | CASE('T') |
---|
658 | grid__get_pivot_var=grid__get_pivot_varT(dl_value) |
---|
659 | CASE('U') |
---|
660 | grid__get_pivot_var=grid__get_pivot_varU(dl_value) |
---|
661 | CASE('V') |
---|
662 | grid__get_pivot_var=grid__get_pivot_varV(dl_value) |
---|
663 | CASE('F') |
---|
664 | grid__get_pivot_var=grid__get_pivot_varF(dl_value) |
---|
665 | END SELECT |
---|
666 | |
---|
667 | ! dummy loop in case variable not over right point |
---|
668 | ! (ex: nav_lon over U-point) |
---|
669 | IF( grid__get_pivot_var == -1 )THEN |
---|
670 | |
---|
671 | ! no pivot point found |
---|
672 | CALL logger_warn("GRID GET PIVOT: something wrong "//& |
---|
673 | & "when computing pivot point with variable "//& |
---|
674 | & TRIM(td_var%c_name)) |
---|
675 | |
---|
676 | DO jj=1,ip_npoint |
---|
677 | SELECT CASE(TRIM(cp_grid_point(jj))) |
---|
678 | CASE('T') |
---|
679 | CALL logger_debug("GRID GET PIVOT: check variable on point T") |
---|
680 | grid__get_pivot_var=grid__get_pivot_varT(dl_value) |
---|
681 | CASE('U') |
---|
682 | CALL logger_debug("GRID GET PIVOT: check variable on point U") |
---|
683 | grid__get_pivot_var=grid__get_pivot_varU(dl_value) |
---|
684 | CASE('V') |
---|
685 | CALL logger_debug("GRID GET PIVOT: check variable on point V") |
---|
686 | grid__get_pivot_var=grid__get_pivot_varV(dl_value) |
---|
687 | CASE('F') |
---|
688 | CALL logger_debug("GRID GET PIVOT: check variable on point F") |
---|
689 | grid__get_pivot_var=grid__get_pivot_varF(dl_value) |
---|
690 | END SELECT |
---|
691 | |
---|
692 | IF( grid__get_pivot_var /= -1 )THEN |
---|
693 | CALL logger_info("GRID GET PIVOT: variable "//& |
---|
694 | & TRIM(td_var%c_name)//" seems to be on grid point "//& |
---|
695 | & TRIM(cp_grid_point(jj)) ) |
---|
696 | EXIT |
---|
697 | ENDIF |
---|
698 | |
---|
699 | ENDDO |
---|
700 | ENDIF |
---|
701 | |
---|
702 | IF( grid__get_pivot_var == -1 )THEN |
---|
703 | CALL logger_warn("GRID GET PIVOT: not able to found pivot point. "//& |
---|
704 | & "Force to use pivot point T.") |
---|
705 | grid__get_pivot_var = 1 |
---|
706 | ENDIF |
---|
707 | |
---|
708 | ! clean |
---|
709 | DEALLOCATE(dl_value) |
---|
710 | |
---|
711 | ENDIF |
---|
712 | |
---|
713 | END FUNCTION grid__get_pivot_var |
---|
714 | !------------------------------------------------------------------- |
---|
715 | !> @brief |
---|
716 | !> This function compute NEMO pivot point index for variable on grid T. |
---|
717 | !> |
---|
718 | !> @details |
---|
719 | !> - F-point : 0 |
---|
720 | !> - T-point : 1 |
---|
721 | !> |
---|
722 | !> @note array of value must be only the top border of the domain. |
---|
723 | !> |
---|
724 | !> @author J.Paul |
---|
725 | !> @date October, 2014 - Initial version |
---|
726 | ! |
---|
727 | !> @param[in] dd_value array of value |
---|
728 | !> @return pivot point index |
---|
729 | !------------------------------------------------------------------- |
---|
730 | FUNCTION grid__get_pivot_varT(dd_value) |
---|
731 | IMPLICIT NONE |
---|
732 | ! Argument |
---|
733 | REAL(dp), DIMENSION(:,:,:,:), INTENT(IN) :: dd_value |
---|
734 | |
---|
735 | ! function |
---|
736 | INTEGER(i4) :: grid__get_pivot_varT |
---|
737 | |
---|
738 | ! local variable |
---|
739 | INTEGER(i4) :: il_midT |
---|
740 | INTEGER(i4) :: il_midF |
---|
741 | |
---|
742 | INTEGER(i4) :: it1 |
---|
743 | INTEGER(i4) :: it2 |
---|
744 | INTEGER(i4) :: jt1 |
---|
745 | INTEGER(i4) :: jt2 |
---|
746 | |
---|
747 | INTEGER(i4) :: if1 |
---|
748 | INTEGER(i4) :: if2 |
---|
749 | INTEGER(i4) :: jf1 |
---|
750 | INTEGER(i4) :: jf2 |
---|
751 | |
---|
752 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_dim |
---|
753 | |
---|
754 | LOGICAL :: ll_check |
---|
755 | |
---|
756 | ! loop indices |
---|
757 | INTEGER(i4) :: ji |
---|
758 | !---------------------------------------------------------------- |
---|
759 | ! intitalise |
---|
760 | grid__get_pivot_varT=-1 |
---|
761 | |
---|
762 | il_dim(:)=SHAPE(dd_value(:,:,:,:)) |
---|
763 | |
---|
764 | ! T-point pivot !case of ORCA2, ORCA025, ORCA12 grid |
---|
765 | jt1=4 ; jt2=2 |
---|
766 | il_midT=il_dim(1)/2+1 |
---|
767 | |
---|
768 | ! F-point pivot !case of ORCA05 grid |
---|
769 | jf1=4 ; jf2=3 |
---|
770 | il_midF=il_dim(1)/2 |
---|
771 | |
---|
772 | ! check T-point pivot |
---|
773 | DO ji=2,il_midT |
---|
774 | ll_check=.TRUE. |
---|
775 | it1=ji |
---|
776 | it2=il_dim(1)-(ji-2) |
---|
777 | IF( dd_value(it1,jt1,1,1) /= dd_value(it2,jt2,1,1) )THEN |
---|
778 | ll_check=.FALSE. |
---|
779 | EXIT |
---|
780 | ENDIF |
---|
781 | ENDDO |
---|
782 | |
---|
783 | IF( ll_check )THEN |
---|
784 | CALL logger_info("GRID GET PIVOT: T-pivot") |
---|
785 | grid__get_pivot_varT=1 |
---|
786 | ELSE |
---|
787 | |
---|
788 | ! check F-point pivot |
---|
789 | DO ji=1,il_midF |
---|
790 | ll_check=.TRUE. |
---|
791 | if1=ji |
---|
792 | if2=il_dim(1)-(ji-1) |
---|
793 | IF( dd_value(if1,jf1,1,1) /= dd_value(if2,jf2,1,1) )THEN |
---|
794 | ll_check=.FALSE. |
---|
795 | EXIT |
---|
796 | ENDIF |
---|
797 | ENDDO |
---|
798 | |
---|
799 | IF( ll_check )THEN |
---|
800 | CALL logger_info("GRID GET PIVOT: F-pivot") |
---|
801 | grid__get_pivot_varT=0 |
---|
802 | ENDIF |
---|
803 | |
---|
804 | ENDIF |
---|
805 | |
---|
806 | END FUNCTION grid__get_pivot_varT |
---|
807 | !------------------------------------------------------------------- |
---|
808 | !> @brief |
---|
809 | !> This function compute NEMO pivot point index for variable on grid U. |
---|
810 | !> |
---|
811 | !> @details |
---|
812 | !> - F-point : 0 |
---|
813 | !> - T-point : 1 |
---|
814 | !> |
---|
815 | !> @note array of value must be only the top border of the domain. |
---|
816 | !> |
---|
817 | !> @author J.Paul |
---|
818 | !> @date October, 2014 - Initial version |
---|
819 | ! |
---|
820 | !> @param[in] dd_value array of value |
---|
821 | !> @return pivot point index |
---|
822 | !------------------------------------------------------------------- |
---|
823 | FUNCTION grid__get_pivot_varU(dd_value) |
---|
824 | IMPLICIT NONE |
---|
825 | ! Argument |
---|
826 | REAL(dp), DIMENSION(:,:,:,:), INTENT(IN) :: dd_value |
---|
827 | |
---|
828 | ! function |
---|
829 | INTEGER(i4) :: grid__get_pivot_varU |
---|
830 | |
---|
831 | ! local variable |
---|
832 | INTEGER(i4) :: il_midT |
---|
833 | INTEGER(i4) :: il_midF |
---|
834 | |
---|
835 | INTEGER(i4) :: it1 |
---|
836 | INTEGER(i4) :: it2 |
---|
837 | INTEGER(i4) :: jt1 |
---|
838 | INTEGER(i4) :: jt2 |
---|
839 | |
---|
840 | INTEGER(i4) :: if1 |
---|
841 | INTEGER(i4) :: if2 |
---|
842 | INTEGER(i4) :: jf1 |
---|
843 | INTEGER(i4) :: jf2 |
---|
844 | |
---|
845 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_dim |
---|
846 | |
---|
847 | LOGICAL :: ll_check |
---|
848 | |
---|
849 | ! loop indices |
---|
850 | INTEGER(i4) :: ji |
---|
851 | !---------------------------------------------------------------- |
---|
852 | ! intitalise |
---|
853 | grid__get_pivot_varU=-1 |
---|
854 | |
---|
855 | il_dim(:)=SHAPE(dd_value(:,:,:,:)) |
---|
856 | |
---|
857 | ! T-point pivot !case of ORCA2, ORCA025, ORCA12 grid |
---|
858 | jt1=4 ; jt2=2 |
---|
859 | il_midT=il_dim(1)/2+1 |
---|
860 | |
---|
861 | ! F-point pivot !case of ORCA05 grid |
---|
862 | jf1=4 ; jf2=3 |
---|
863 | il_midF=il_dim(1)/2 |
---|
864 | |
---|
865 | ! check T-point pivot |
---|
866 | DO ji=1,il_midT |
---|
867 | ll_check=.TRUE. |
---|
868 | it1=ji |
---|
869 | it2=il_dim(1)-(ji-2) |
---|
870 | IF( dd_value(it1,jt1,1,1) /= dd_value(it2-1,jt2,1,1) )THEN |
---|
871 | ll_check=.FALSE. |
---|
872 | EXIT |
---|
873 | ENDIF |
---|
874 | ENDDO |
---|
875 | |
---|
876 | IF( ll_check )THEN |
---|
877 | CALL logger_info("GRID GET PIVOT: T-pivot") |
---|
878 | grid__get_pivot_varU=1 |
---|
879 | ELSE |
---|
880 | |
---|
881 | ! check F-point pivot |
---|
882 | DO ji=1,il_midF |
---|
883 | ll_check=.TRUE. |
---|
884 | if1=ji |
---|
885 | if2=il_dim(1)-(ji-1) |
---|
886 | IF( dd_value(if1,jf1,1,1) /= dd_value(if2-1,jf2,1,1) )THEN |
---|
887 | ll_check=.FALSE. |
---|
888 | EXIT |
---|
889 | ENDIF |
---|
890 | ENDDO |
---|
891 | |
---|
892 | IF( ll_check )THEN |
---|
893 | CALL logger_info("GRID GET PIVOT: F-pivot") |
---|
894 | grid__get_pivot_varU=0 |
---|
895 | ENDIF |
---|
896 | |
---|
897 | ENDIF |
---|
898 | |
---|
899 | END FUNCTION grid__get_pivot_varU |
---|
900 | !------------------------------------------------------------------- |
---|
901 | !> @brief |
---|
902 | !> This function compute NEMO pivot point index for variable on grid V. |
---|
903 | !> |
---|
904 | !> @details |
---|
905 | !> - F-point : 0 |
---|
906 | !> - T-point : 1 |
---|
907 | !> |
---|
908 | !> @note array of value must be only the top border of the domain. |
---|
909 | !> |
---|
910 | !> @author J.Paul |
---|
911 | !> @date October, 2014 - Initial version |
---|
912 | ! |
---|
913 | !> @param[in] dd_value array of value |
---|
914 | !> @return pivot point index |
---|
915 | !------------------------------------------------------------------- |
---|
916 | FUNCTION grid__get_pivot_varV(dd_value) |
---|
917 | IMPLICIT NONE |
---|
918 | ! Argument |
---|
919 | REAL(dp), DIMENSION(:,:,:,:), INTENT(IN) :: dd_value |
---|
920 | |
---|
921 | ! function |
---|
922 | INTEGER(i4) :: grid__get_pivot_varV |
---|
923 | |
---|
924 | ! local variable |
---|
925 | INTEGER(i4) :: il_midT |
---|
926 | INTEGER(i4) :: il_midF |
---|
927 | |
---|
928 | INTEGER(i4) :: it1 |
---|
929 | INTEGER(i4) :: it2 |
---|
930 | INTEGER(i4) :: jt1 |
---|
931 | INTEGER(i4) :: jt2 |
---|
932 | |
---|
933 | INTEGER(i4) :: if1 |
---|
934 | INTEGER(i4) :: if2 |
---|
935 | INTEGER(i4) :: jf1 |
---|
936 | INTEGER(i4) :: jf2 |
---|
937 | |
---|
938 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_dim |
---|
939 | |
---|
940 | LOGICAL :: ll_check |
---|
941 | |
---|
942 | ! loop indices |
---|
943 | INTEGER(i4) :: ji |
---|
944 | !---------------------------------------------------------------- |
---|
945 | ! intitalise |
---|
946 | grid__get_pivot_varV=-1 |
---|
947 | |
---|
948 | il_dim(:)=SHAPE(dd_value(:,:,:,:)) |
---|
949 | |
---|
950 | ! T-point pivot !case of ORCA2, ORCA025, ORCA12 grid |
---|
951 | jt1=4 ; jt2=2 |
---|
952 | il_midT=il_dim(1)/2+1 |
---|
953 | |
---|
954 | ! F-point pivot !case of ORCA05 grid |
---|
955 | jf1=4 ; jf2=3 |
---|
956 | il_midF=il_dim(1)/2 |
---|
957 | |
---|
958 | ! check T-point pivot |
---|
959 | DO ji=2,il_midT |
---|
960 | ll_check=.TRUE. |
---|
961 | it1=ji |
---|
962 | it2=il_dim(1)-(ji-2) |
---|
963 | IF( dd_value(it1,jt1,1,1) /= dd_value(it2,jt2-1,1,1) )THEN |
---|
964 | ll_check=.FALSE. |
---|
965 | EXIT |
---|
966 | ENDIF |
---|
967 | ENDDO |
---|
968 | |
---|
969 | IF( ll_check )THEN |
---|
970 | CALL logger_info("GRID GET PIVOT: T-pivot") |
---|
971 | grid__get_pivot_varV=1 |
---|
972 | ELSE |
---|
973 | |
---|
974 | ! check F-point pivot |
---|
975 | DO ji=1,il_midF |
---|
976 | ll_check=.TRUE. |
---|
977 | if1=ji |
---|
978 | if2=il_dim(1)-(ji-1) |
---|
979 | IF( dd_value(if1,jf1,1,1) /= dd_value(if2,jf2-1,1,1) )THEN |
---|
980 | ll_check=.FALSE. |
---|
981 | EXIT |
---|
982 | ENDIF |
---|
983 | ENDDO |
---|
984 | |
---|
985 | IF( ll_check )THEN |
---|
986 | CALL logger_info("GRID GET PIVOT: F-pivot") |
---|
987 | grid__get_pivot_varV=0 |
---|
988 | ENDIF |
---|
989 | |
---|
990 | ENDIF |
---|
991 | |
---|
992 | END FUNCTION grid__get_pivot_varV |
---|
993 | !------------------------------------------------------------------- |
---|
994 | !> @brief |
---|
995 | !> This function compute NEMO pivot point index for variable on grid F. |
---|
996 | !> |
---|
997 | !> @details |
---|
998 | !> - F-point : 0 |
---|
999 | !> - T-point : 1 |
---|
1000 | !> |
---|
1001 | !> @note array of value must be only the top border of the domain. |
---|
1002 | !> |
---|
1003 | !> @author J.Paul |
---|
1004 | !> @date October, 2014 - Initial version |
---|
1005 | ! |
---|
1006 | !> @param[in] dd_value array of value |
---|
1007 | !> @return pivot point index |
---|
1008 | !------------------------------------------------------------------- |
---|
1009 | FUNCTION grid__get_pivot_varF(dd_value) |
---|
1010 | IMPLICIT NONE |
---|
1011 | ! Argument |
---|
1012 | REAL(dp), DIMENSION(:,:,:,:), INTENT(IN) :: dd_value |
---|
1013 | |
---|
1014 | ! function |
---|
1015 | INTEGER(i4) :: grid__get_pivot_varF |
---|
1016 | |
---|
1017 | ! local variable |
---|
1018 | INTEGER(i4) :: il_midT |
---|
1019 | INTEGER(i4) :: il_midF |
---|
1020 | |
---|
1021 | INTEGER(i4) :: it1 |
---|
1022 | INTEGER(i4) :: it2 |
---|
1023 | INTEGER(i4) :: jt1 |
---|
1024 | INTEGER(i4) :: jt2 |
---|
1025 | |
---|
1026 | INTEGER(i4) :: if1 |
---|
1027 | INTEGER(i4) :: if2 |
---|
1028 | INTEGER(i4) :: jf1 |
---|
1029 | INTEGER(i4) :: jf2 |
---|
1030 | |
---|
1031 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_dim |
---|
1032 | |
---|
1033 | LOGICAL :: ll_check |
---|
1034 | |
---|
1035 | ! loop indices |
---|
1036 | INTEGER(i4) :: ji |
---|
1037 | !---------------------------------------------------------------- |
---|
1038 | ! intitalise |
---|
1039 | grid__get_pivot_varF=-1 |
---|
1040 | |
---|
1041 | il_dim(:)=SHAPE(dd_value(:,:,:,:)) |
---|
1042 | |
---|
1043 | ! T-point pivot !case of ORCA2, ORCA025, ORCA12 grid |
---|
1044 | jt1=4 ; jt2=2 |
---|
1045 | il_midT=il_dim(1)/2+1 |
---|
1046 | |
---|
1047 | ! F-point pivot !case of ORCA05 grid |
---|
1048 | jf1=4 ; jf2=3 |
---|
1049 | il_midF=il_dim(1)/2 |
---|
1050 | |
---|
1051 | ! check T-point pivot |
---|
1052 | DO ji=1,il_midT |
---|
1053 | ll_check=.TRUE. |
---|
1054 | it1=ji |
---|
1055 | it2=il_dim(1)-(ji-2) |
---|
1056 | IF( dd_value(it1,jt1,1,1) /= dd_value(it2-1,jt2-1,1,1) )THEN |
---|
1057 | ll_check=.FALSE. |
---|
1058 | EXIT |
---|
1059 | ENDIF |
---|
1060 | ENDDO |
---|
1061 | |
---|
1062 | IF( ll_check )THEN |
---|
1063 | CALL logger_info("GRID GET PIVOT: T-pivot") |
---|
1064 | grid__get_pivot_varF=1 |
---|
1065 | ELSE |
---|
1066 | |
---|
1067 | ! check F-point pivot |
---|
1068 | DO ji=1,il_midF |
---|
1069 | ll_check=.TRUE. |
---|
1070 | if1=ji |
---|
1071 | if2=il_dim(1)-(ji-1) |
---|
1072 | IF( dd_value(if1,jf1,1,1) /= dd_value(if2-1,jf2-1,1,1) )THEN |
---|
1073 | ll_check=.FALSE. |
---|
1074 | EXIT |
---|
1075 | ENDIF |
---|
1076 | ENDDO |
---|
1077 | |
---|
1078 | IF( ll_check )THEN |
---|
1079 | CALL logger_info("GRID GET PIVOT: F-pivot") |
---|
1080 | grid__get_pivot_varF=0 |
---|
1081 | ENDIF |
---|
1082 | |
---|
1083 | ENDIF |
---|
1084 | |
---|
1085 | END FUNCTION grid__get_pivot_varF |
---|
1086 | !------------------------------------------------------------------- |
---|
1087 | !> @brief |
---|
1088 | !> This function compute NEMO pivot point index from input file variable. |
---|
1089 | !> - F-point : 0 |
---|
1090 | !> - T-point : 1 |
---|
1091 | !> |
---|
1092 | !> @details |
---|
1093 | !> check north points of latitude grid (indices jpj to jpj-3) depending on which grid point |
---|
1094 | !> (T,F,U,V) variable is defined |
---|
1095 | !> |
---|
1096 | !> @warning |
---|
1097 | !> - do not work with ORCA2 grid (T-point) |
---|
1098 | !> |
---|
1099 | !> @author J.Paul |
---|
1100 | !> @date Ocotber, 2014 - Initial version |
---|
1101 | ! |
---|
1102 | !> @param[in] td_file file structure |
---|
1103 | !> @return pivot point index |
---|
1104 | !------------------------------------------------------------------- |
---|
1105 | FUNCTION grid__get_pivot_file(td_file) |
---|
1106 | IMPLICIT NONE |
---|
1107 | ! Argument |
---|
1108 | TYPE(TFILE), INTENT(IN) :: td_file |
---|
1109 | |
---|
1110 | ! function |
---|
1111 | INTEGER(i4) :: grid__get_pivot_file |
---|
1112 | |
---|
1113 | ! local variable |
---|
1114 | INTEGER(i4) :: il_varid |
---|
1115 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_dim |
---|
1116 | |
---|
1117 | LOGICAL :: ll_north |
---|
1118 | |
---|
1119 | TYPE(TVAR) :: tl_var |
---|
1120 | TYPE(TVAR) :: tl_lat |
---|
1121 | |
---|
1122 | ! loop indices |
---|
1123 | INTEGER(i4) :: ji |
---|
1124 | !---------------------------------------------------------------- |
---|
1125 | ! intitalise |
---|
1126 | grid__get_pivot_file=-1 |
---|
1127 | |
---|
1128 | ! look for north fold |
---|
1129 | il_varid=var_get_index(td_file%t_var(:), 'latitude') |
---|
1130 | IF( il_varid == 0 )THEN |
---|
1131 | CALL logger_error("GRID GET PIVOT: no variable with name "//& |
---|
1132 | & "or standard name latitude in file structure "//& |
---|
1133 | & TRIM(td_file%c_name)) |
---|
1134 | ENDIF |
---|
1135 | IF( ASSOCIATED(td_file%t_var(il_varid)%d_value) )THEN |
---|
1136 | tl_lat=var_copy(td_file%t_var(il_varid)) |
---|
1137 | ELSE |
---|
1138 | tl_lat=iom_read_var(td_file, 'latitude') |
---|
1139 | ENDIF |
---|
1140 | |
---|
1141 | ll_north=grid_is_north_fold(tl_lat) |
---|
1142 | ! clean |
---|
1143 | CALL var_clean(tl_lat) |
---|
1144 | |
---|
1145 | IF( ll_north )THEN |
---|
1146 | ! look for suitable variable |
---|
1147 | DO ji=1,td_file%i_nvar |
---|
1148 | IF( .NOT. ALL(td_file%t_var(ji)%t_dim(1:2)%l_use) ) CYCLE |
---|
1149 | |
---|
1150 | IF( ASSOCIATED(td_file%t_var(ji)%d_value) )THEN |
---|
1151 | tl_var=var_copy(td_file%t_var(ji)) |
---|
1152 | ELSE |
---|
1153 | il_dim(:)=td_file%t_var(ji)%t_dim(:)%i_len |
---|
1154 | tl_var=iom_read_var(td_file, & |
---|
1155 | & td_file%t_var(ji)%c_name, & |
---|
1156 | & id_start=(/1,il_dim(2)-3,1,1/), & |
---|
1157 | & id_count=(/il_dim(1),4,1,1/) ) |
---|
1158 | ENDIF |
---|
1159 | ENDDO |
---|
1160 | |
---|
1161 | IF( ASSOCIATED(tl_var%d_value) )THEN |
---|
1162 | |
---|
1163 | grid__get_pivot_file=grid_get_pivot(tl_var) |
---|
1164 | |
---|
1165 | ENDIF |
---|
1166 | |
---|
1167 | ! clean |
---|
1168 | CALL var_clean(tl_var) |
---|
1169 | ELSE |
---|
1170 | CALL logger_warn("GRID GET PIVOT: no north fold. force to use T-PIVOT") |
---|
1171 | grid__get_pivot_file=1 |
---|
1172 | ENDIF |
---|
1173 | |
---|
1174 | END FUNCTION grid__get_pivot_file |
---|
1175 | !------------------------------------------------------------------- |
---|
1176 | !> @brief |
---|
1177 | !> This function compute NEMO pivot point index from input mpp variable. |
---|
1178 | !> - F-point : 0 |
---|
1179 | !> - T-point : 1 |
---|
1180 | !> |
---|
1181 | !> @details |
---|
1182 | !> check north points of latitude grid (indices jpj to jpj-3) depending on which grid point |
---|
1183 | !> (T,F,U,V) variable is defined |
---|
1184 | !> |
---|
1185 | !> @warning |
---|
1186 | !> - do not work with ORCA2 grid (T-point) |
---|
1187 | !> |
---|
1188 | !> @author J.Paul |
---|
1189 | !> @date October, 2014 - Initial version |
---|
1190 | ! |
---|
1191 | !> @param[in] td_mpp mpp file structure |
---|
1192 | !> @return pivot point index |
---|
1193 | !------------------------------------------------------------------- |
---|
1194 | FUNCTION grid__get_pivot_mpp(td_mpp) |
---|
1195 | IMPLICIT NONE |
---|
1196 | ! Argument |
---|
1197 | TYPE(TMPP), INTENT(IN) :: td_mpp |
---|
1198 | |
---|
1199 | ! function |
---|
1200 | INTEGER(i4) :: grid__get_pivot_mpp |
---|
1201 | |
---|
1202 | ! local variable |
---|
1203 | INTEGER(i4) :: il_varid |
---|
1204 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_dim |
---|
1205 | |
---|
1206 | LOGICAL :: ll_north |
---|
1207 | |
---|
1208 | TYPE(TVAR) :: tl_var |
---|
1209 | TYPE(TVAR) :: tl_lat |
---|
1210 | |
---|
1211 | ! loop indices |
---|
1212 | INTEGER(i4) :: ji |
---|
1213 | !---------------------------------------------------------------- |
---|
1214 | ! intitalise |
---|
1215 | grid__get_pivot_mpp=-1 |
---|
1216 | |
---|
1217 | ! look for north fold |
---|
1218 | il_varid=var_get_index(td_mpp%t_proc(1)%t_var(:), 'latitude') |
---|
1219 | IF( il_varid == 0 )THEN |
---|
1220 | CALL logger_error("GRID GET PIVOT: no variable with name "//& |
---|
1221 | & "or standard name latitude in mpp structure "//& |
---|
1222 | & TRIM(td_mpp%c_name)//". Assume there is north fold and "//& |
---|
1223 | & "try to get pivot point") |
---|
1224 | |
---|
1225 | ll_north=.TRUE. |
---|
1226 | ELSE |
---|
1227 | IF( ASSOCIATED(td_mpp%t_proc(1)%t_var(il_varid)%d_value) )THEN |
---|
1228 | ! |
---|
1229 | tl_lat=mpp_recombine_var(td_mpp, 'latitude') |
---|
1230 | ELSE |
---|
1231 | tl_lat=iom_mpp_read_var(td_mpp, 'latitude') |
---|
1232 | ENDIF |
---|
1233 | |
---|
1234 | ll_north=grid_is_north_fold(tl_lat) |
---|
1235 | ENDIF |
---|
1236 | |
---|
1237 | IF( ll_north )THEN |
---|
1238 | |
---|
1239 | IF( ASSOCIATED(tl_lat%d_value) )THEN |
---|
1240 | grid__get_pivot_mpp=grid_get_pivot(tl_lat) |
---|
1241 | ELSE |
---|
1242 | ! look for suitable variable |
---|
1243 | DO ji=1,td_mpp%t_proc(1)%i_nvar |
---|
1244 | IF(.NOT. ALL(td_mpp%t_proc(1)%t_var(ji)%t_dim(1:2)%l_use)) CYCLE |
---|
1245 | |
---|
1246 | IF( ASSOCIATED(td_mpp%t_proc(1)%t_var(ji)%d_value) )THEN |
---|
1247 | CALL logger_debug("GRID GET PIVOT: mpp_recombine_var"//& |
---|
1248 | & TRIM(td_mpp%t_proc(1)%t_var(ji)%c_name)) |
---|
1249 | tl_var=mpp_recombine_var(td_mpp, & |
---|
1250 | & TRIM(td_mpp%t_proc(1)%t_var(ji)%c_name)) |
---|
1251 | ELSE |
---|
1252 | CALL logger_debug("GRID GET PIVOT: iom_mpp_read_var "//& |
---|
1253 | & TRIM(td_mpp%t_proc(1)%t_var(ji)%c_name)) |
---|
1254 | il_dim(:)=td_mpp%t_dim(:)%i_len |
---|
1255 | |
---|
1256 | ! read variable |
---|
1257 | tl_var=iom_mpp_read_var(td_mpp, & |
---|
1258 | & td_mpp%t_proc(1)%t_var(ji)%c_name, & |
---|
1259 | & id_start=(/1,il_dim(2)-3,1,1/), & |
---|
1260 | & id_count=(/il_dim(1),4,1,1/) ) |
---|
1261 | ENDIF |
---|
1262 | EXIT |
---|
1263 | ENDDO |
---|
1264 | |
---|
1265 | IF( ASSOCIATED(tl_var%d_value) )THEN |
---|
1266 | |
---|
1267 | grid__get_pivot_mpp=grid_get_pivot(tl_var) |
---|
1268 | |
---|
1269 | ELSE |
---|
1270 | CALL logger_warn("GRID GET PIVOT: force to use T-PIVOT") |
---|
1271 | grid__get_pivot_mpp=1 |
---|
1272 | ENDIF |
---|
1273 | |
---|
1274 | ! clean |
---|
1275 | CALL var_clean(tl_var) |
---|
1276 | ENDIF |
---|
1277 | ELSE |
---|
1278 | CALL logger_warn("GRID GET PIVOT: no north fold. force to use T-PIVOT") |
---|
1279 | grid__get_pivot_mpp=1 |
---|
1280 | ENDIF |
---|
1281 | |
---|
1282 | CALL var_clean(tl_lat) |
---|
1283 | END FUNCTION grid__get_pivot_mpp |
---|
1284 | !------------------------------------------------------------------- |
---|
1285 | !> @brief |
---|
1286 | !> This subroutine search NEMO periodicity index given variable structure and |
---|
1287 | !> pivot point index. |
---|
1288 | !> @details |
---|
1289 | !> The variable must be on T point. |
---|
1290 | !> |
---|
1291 | !> 0: closed boundaries |
---|
1292 | !> 1: cyclic east-west boundary |
---|
1293 | !> 2: symmetric boundary condition across the equator |
---|
1294 | !> 3: North fold boundary (with a T-point pivot) |
---|
1295 | !> 4: North fold boundary (with a T-point pivot) and cyclic east-west boundary |
---|
1296 | !> 5: North fold boundary (with a F-point pivot) |
---|
1297 | !> 6: North fold boundary (with a F-point pivot) and cyclic east-west boundary |
---|
1298 | !> |
---|
1299 | !> @warning pivot point should have been computed before run this script. see grid_get_pivot. |
---|
1300 | !> |
---|
1301 | !> @author J.Paul |
---|
1302 | !> @date November, 2013 - Initial version |
---|
1303 | !> @date October, 2014 |
---|
1304 | !> - work on variable structure instead of file structure |
---|
1305 | ! |
---|
1306 | !> @param[in] td_var variable structure |
---|
1307 | !> @param[in] id_pivot pivot point index |
---|
1308 | !------------------------------------------------------------------- |
---|
1309 | FUNCTION grid__get_perio_var(td_var, id_pivot) |
---|
1310 | IMPLICIT NONE |
---|
1311 | |
---|
1312 | ! Argument |
---|
1313 | TYPE(TVAR) , INTENT(IN) :: td_var |
---|
1314 | INTEGER(i4), INTENT(IN) :: id_pivot |
---|
1315 | |
---|
1316 | ! function |
---|
1317 | INTEGER(i4) :: grid__get_perio_var |
---|
1318 | |
---|
1319 | ! local variable |
---|
1320 | INTEGER(i4) :: il_perio |
---|
1321 | |
---|
1322 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_dim |
---|
1323 | |
---|
1324 | ! loop indices |
---|
1325 | !---------------------------------------------------------------- |
---|
1326 | ! intitalise |
---|
1327 | grid__get_perio_var=-1 |
---|
1328 | |
---|
1329 | IF( id_pivot < 0 .OR. id_pivot > 1 )THEN |
---|
1330 | CALL logger_error("GRID GET PERIO: invalid pivot point index. "//& |
---|
1331 | & "you should use grid_get_pivot to compute it") |
---|
1332 | ENDIF |
---|
1333 | |
---|
1334 | IF( .NOT. ASSOCIATED(td_var%d_value) .OR. & |
---|
1335 | & .NOT. ALL(td_var%t_dim(1:2)%l_use) )THEN |
---|
1336 | CALL logger_error("GRID GET PERIO: can not compute periodicity"//& |
---|
1337 | & " with variable "//TRIM(td_var%c_name)//"."//& |
---|
1338 | & " no value associated or missing dimension.") |
---|
1339 | ELSE |
---|
1340 | |
---|
1341 | il_dim(:)=td_var%t_dim(:)%i_len |
---|
1342 | |
---|
1343 | CALL logger_debug("GRID GET PERIO: use varibale "//TRIM(td_var%c_name)) |
---|
1344 | CALL logger_debug("GRID GET PERIO: fill value "//TRIM(fct_str(td_var%d_fill))) |
---|
1345 | CALL logger_debug("GRID GET PERIO: first value "//TRIM(fct_str(td_var%d_value(1,1,1,1)))) |
---|
1346 | |
---|
1347 | IF(ALL(td_var%d_value( 1 , : ,1,1)/=td_var%d_fill).AND.& |
---|
1348 | & ALL(td_var%d_value(il_dim(1), : ,1,1)/=td_var%d_fill).AND.& |
---|
1349 | & ALL(td_var%d_value( : , 1 ,1,1)/=td_var%d_fill).AND.& |
---|
1350 | & ALL(td_var%d_value( : ,il_dim(2),1,1)/=td_var%d_fill))THEN |
---|
1351 | ! no boundary closed |
---|
1352 | CALL logger_error("GRID GET PERIO: can't determined periodicity. "//& |
---|
1353 | & "there is no boundary closed for variable "//& |
---|
1354 | & TRIM(td_var%c_name) ) |
---|
1355 | ! check pivot |
---|
1356 | SELECT CASE(id_pivot) |
---|
1357 | CASE(0) |
---|
1358 | ! F pivot |
---|
1359 | CALL logger_warn("GRID GET PERIO: assume domain is global") |
---|
1360 | grid__get_perio_var=6 |
---|
1361 | CASE(1) |
---|
1362 | ! T pivot |
---|
1363 | CALL logger_warn("GRID GET PERIO: assume domain is global") |
---|
1364 | grid__get_perio_var=4 |
---|
1365 | END SELECT |
---|
1366 | ELSE |
---|
1367 | ! check periodicity |
---|
1368 | IF(ANY(td_var%d_value( 1 ,:,1,1)/=td_var%d_fill).OR.& |
---|
1369 | & ANY(td_var%d_value(il_dim(1),:,1,1)/=td_var%d_fill))THEN |
---|
1370 | ! East-West cyclic (1,4,6) |
---|
1371 | |
---|
1372 | IF( ANY(td_var%d_value(:, 1, 1, 1) /= td_var%d_fill) )THEN |
---|
1373 | ! South boundary not closed |
---|
1374 | |
---|
1375 | CALL logger_debug("GRID GET PERIO: East_West cyclic") |
---|
1376 | CALL logger_debug("GRID GET PERIO: South boundary not closed") |
---|
1377 | CALL logger_error("GRID GET PERIO: should have been an "//& |
---|
1378 | & "impossible case") |
---|
1379 | |
---|
1380 | ELSE |
---|
1381 | ! South boundary closed (1,4,6) |
---|
1382 | CALL logger_info("GRID GET PERIO: South boundary closed") |
---|
1383 | |
---|
1384 | IF(ANY(td_var%d_value(:,il_dim(2),1,1)/=td_var%d_fill) )THEN |
---|
1385 | ! North boundary not closed (4,6) |
---|
1386 | CALL logger_info("GRID GET PERIO: North boundary not closed") |
---|
1387 | ! check pivot |
---|
1388 | SELECT CASE(id_pivot) |
---|
1389 | CASE(0) |
---|
1390 | ! F pivot |
---|
1391 | il_perio=6 |
---|
1392 | CASE(1) |
---|
1393 | ! T pivot |
---|
1394 | il_perio=4 |
---|
1395 | CASE DEFAULT |
---|
1396 | CALL logger_error("GRID GET PERIO: invalid pivot ") |
---|
1397 | END SELECT |
---|
1398 | ELSE |
---|
1399 | ! North boundary closed |
---|
1400 | CALL logger_info("GRID GET PERIO: North boundary closed") |
---|
1401 | il_perio=1 ! North and South boundaries closed |
---|
1402 | ENDIF |
---|
1403 | |
---|
1404 | ENDIF |
---|
1405 | |
---|
1406 | ELSE |
---|
1407 | ! East-West boundaries closed (0,2,3,5) |
---|
1408 | CALL logger_info("GRID GET PERIO: East West boundaries closed") |
---|
1409 | |
---|
1410 | IF( ANY(td_var%d_value(:, 1, 1, 1) /= td_var%d_fill) )THEN |
---|
1411 | ! South boundary not closed (2) |
---|
1412 | CALL logger_info("GRID GET PERIO: South boundary not closed") |
---|
1413 | |
---|
1414 | IF(ANY(td_var%d_value(:,il_dim(2),1,1)/=td_var%d_fill))THEN |
---|
1415 | ! North boundary not closed |
---|
1416 | CALL logger_debug("GRID GET PERIO: East West boundaries "//& |
---|
1417 | & "closed") |
---|
1418 | CALL logger_debug("GRID GET PERIO: South boundary not closed") |
---|
1419 | CALL logger_debug("GRID GET PERIO: North boundary not closed") |
---|
1420 | CALL logger_error("GRID GET PERIO: should have been "//& |
---|
1421 | & "an impossible case") |
---|
1422 | ELSE |
---|
1423 | ! North boundary closed |
---|
1424 | il_perio=2 ! East-West and North boundaries closed |
---|
1425 | ENDIF |
---|
1426 | |
---|
1427 | ELSE |
---|
1428 | ! South boundary closed (0,3,5) |
---|
1429 | CALL logger_info("GRID GET PERIO: South boundary closed") |
---|
1430 | |
---|
1431 | IF(ANY(td_var%d_value(:,il_dim(2),1,1)/=td_var%d_fill))THEN |
---|
1432 | ! North boundary not closed (3,5) |
---|
1433 | CALL logger_info("GRID GET PERIO: North boundary not closed") |
---|
1434 | ! check pivot |
---|
1435 | SELECT CASE(id_pivot) |
---|
1436 | CASE(0) |
---|
1437 | ! F pivot |
---|
1438 | il_perio=5 |
---|
1439 | CASE(1) |
---|
1440 | ! T pivot |
---|
1441 | il_perio=3 |
---|
1442 | CASE DEFAULT |
---|
1443 | CALL logger_error("GRID GET PERIO: invalid pivot") |
---|
1444 | END SELECT |
---|
1445 | ELSE |
---|
1446 | ! North boundary closed |
---|
1447 | CALL logger_info("GRID GET PERIO: North boundary closed") |
---|
1448 | il_perio=0 ! all boundary closed |
---|
1449 | ENDIF |
---|
1450 | |
---|
1451 | ENDIF |
---|
1452 | |
---|
1453 | ENDIF |
---|
1454 | |
---|
1455 | grid__get_perio_var=il_perio |
---|
1456 | |
---|
1457 | ENDIF |
---|
1458 | |
---|
1459 | ENDIF |
---|
1460 | |
---|
1461 | END FUNCTION grid__get_perio_var |
---|
1462 | !------------------------------------------------------------------- |
---|
1463 | !> @brief |
---|
1464 | !> This subroutine search NEMO periodicity index given file structure, and |
---|
1465 | !> optionaly pivot point index. |
---|
1466 | !> @details |
---|
1467 | !> The variable used must be on T point. |
---|
1468 | !> |
---|
1469 | !> 0: closed boundaries |
---|
1470 | !> 1: cyclic east-west boundary |
---|
1471 | !> 2: symmetric boundary condition across the equator |
---|
1472 | !> 3: North fold boundary (with a F-point pivot) |
---|
1473 | !> 4: North fold boundary (with a F-point pivot) and cyclic east-west boundary |
---|
1474 | !> 5: North fold boundary (with a T-point pivot) |
---|
1475 | !> 6: North fold boundary (with a T-point pivot) and cyclic east-west boundary |
---|
1476 | !> |
---|
1477 | !> @warning pivot point should have been computed before run this script. see grid_get_pivot. |
---|
1478 | !> |
---|
1479 | !> @author J.Paul |
---|
1480 | !> @date October, 2014 - Initial version |
---|
1481 | !> |
---|
1482 | !> @param[in] td_file file structure |
---|
1483 | !> @param[in] id_pivot pivot point index |
---|
1484 | !------------------------------------------------------------------- |
---|
1485 | FUNCTION grid__get_perio_file(td_file, id_pivot) |
---|
1486 | IMPLICIT NONE |
---|
1487 | |
---|
1488 | ! Argument |
---|
1489 | TYPE(TFILE), INTENT(IN) :: td_file |
---|
1490 | INTEGER(i4), INTENT(IN), OPTIONAL :: id_pivot |
---|
1491 | |
---|
1492 | ! function |
---|
1493 | INTEGER(i4) :: grid__get_perio_file |
---|
1494 | |
---|
1495 | ! local variable |
---|
1496 | INTEGER(i4) :: il_varid |
---|
1497 | INTEGER(i4) :: il_pivot |
---|
1498 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_dim |
---|
1499 | |
---|
1500 | TYPE(TVAR) :: tl_var |
---|
1501 | |
---|
1502 | ! loop indices |
---|
1503 | INTEGER(i4) :: ji |
---|
1504 | !---------------------------------------------------------------- |
---|
1505 | !initialise |
---|
1506 | grid__get_perio_file=-1 |
---|
1507 | |
---|
1508 | IF(PRESENT(id_pivot) )THEN |
---|
1509 | il_pivot=id_pivot |
---|
1510 | ELSE |
---|
1511 | il_pivot=grid_get_pivot(td_file) |
---|
1512 | ENDIF |
---|
1513 | |
---|
1514 | IF( il_pivot < 0 .OR. il_pivot > 1 )THEN |
---|
1515 | CALL logger_error("GRID GET PERIO: invalid pivot point index. "//& |
---|
1516 | & "you should use grid_get_pivot to compute it") |
---|
1517 | ENDIF |
---|
1518 | |
---|
1519 | ! look for suitable variable |
---|
1520 | il_varid=0 |
---|
1521 | DO ji=1,td_file%i_nvar |
---|
1522 | IF( .NOT. ALL(td_file%t_var(ji)%t_dim(1:2)%l_use) ) CYCLE |
---|
1523 | SELECT CASE(TRIM(fct_lower(td_file%t_var(ji)%c_stdname)) ) |
---|
1524 | CASE('longitude','latitude') |
---|
1525 | CASE DEFAULT |
---|
1526 | il_varid=ji |
---|
1527 | EXIT |
---|
1528 | END SELECT |
---|
1529 | ENDDO |
---|
1530 | |
---|
1531 | IF( il_varid==0 )THEN |
---|
1532 | |
---|
1533 | CALL logger_error("GRID GET PERIO: no suitable variable to compute "//& |
---|
1534 | & " periodicity in file "//TRIM(td_file%c_name)) |
---|
1535 | |
---|
1536 | ELSE |
---|
1537 | |
---|
1538 | il_dim(:)= td_file%t_var(il_varid)%t_dim(:)%i_len |
---|
1539 | |
---|
1540 | ! read variable |
---|
1541 | tl_var=iom_read_var(td_file, & |
---|
1542 | & td_file%t_var(il_varid)%c_name, & |
---|
1543 | & id_start=(/1,1,1,1/), & |
---|
1544 | & id_count=(/il_dim(1),il_dim(2),1,1/) ) |
---|
1545 | |
---|
1546 | |
---|
1547 | grid__get_perio_file=grid_get_perio(tl_var,il_pivot) |
---|
1548 | |
---|
1549 | ! clean |
---|
1550 | CALL var_clean(tl_var) |
---|
1551 | |
---|
1552 | ENDIF |
---|
1553 | |
---|
1554 | END FUNCTION grid__get_perio_file |
---|
1555 | !------------------------------------------------------------------- |
---|
1556 | !> @brief |
---|
1557 | !> This subroutine search NEMO periodicity given mpp structure and optionaly |
---|
1558 | !> pivot point index. |
---|
1559 | !> @details |
---|
1560 | !> The variable used must be on T point. |
---|
1561 | !> |
---|
1562 | !> 0: closed boundaries |
---|
1563 | !> 1: cyclic east-west boundary |
---|
1564 | !> 2: symmetric boundary condition across the equator |
---|
1565 | !> 3: North fold boundary (with a T-point pivot) |
---|
1566 | !> 4: North fold boundary (with a T-point pivot) and cyclic east-west boundary |
---|
1567 | !> 5: North fold boundary (with a F-point pivot) |
---|
1568 | !> 6: North fold boundary (with a F-point pivot) and cyclic east-west boundary |
---|
1569 | !> |
---|
1570 | !> @warning pivot point should have been computed before run this script. see grid_get_pivot. |
---|
1571 | !> |
---|
1572 | !> @author J.Paul |
---|
1573 | !> @date October, 2014 - Initial version |
---|
1574 | ! |
---|
1575 | !> @param[in] td_mpp mpp file structure |
---|
1576 | !> @param[in] id_pivot pivot point index |
---|
1577 | !------------------------------------------------------------------- |
---|
1578 | FUNCTION grid__get_perio_mpp(td_mpp, id_pivot) |
---|
1579 | IMPLICIT NONE |
---|
1580 | |
---|
1581 | ! Argument |
---|
1582 | TYPE(TMPP) , INTENT(IN) :: td_mpp |
---|
1583 | INTEGER(i4), INTENT(IN), OPTIONAL :: id_pivot |
---|
1584 | |
---|
1585 | ! function |
---|
1586 | INTEGER(i4) :: grid__get_perio_mpp |
---|
1587 | |
---|
1588 | ! local variable |
---|
1589 | INTEGER(i4) :: il_varid |
---|
1590 | INTEGER(i4) :: il_pivot |
---|
1591 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_dim |
---|
1592 | |
---|
1593 | TYPE(TVAR) :: tl_var |
---|
1594 | |
---|
1595 | ! loop indices |
---|
1596 | INTEGER(i4) :: ji |
---|
1597 | !---------------------------------------------------------------- |
---|
1598 | ! initialise |
---|
1599 | grid__get_perio_mpp=-1 |
---|
1600 | |
---|
1601 | IF(PRESENT(id_pivot) )THEN |
---|
1602 | il_pivot=id_pivot |
---|
1603 | ELSE |
---|
1604 | il_pivot=grid_get_pivot(td_mpp) |
---|
1605 | ENDIF |
---|
1606 | |
---|
1607 | IF( il_pivot < 0 .OR. il_pivot > 1 )THEN |
---|
1608 | CALL logger_error("GRID GET PERIO: invalid pivot point index. "//& |
---|
1609 | & "you should use grid_get_pivot to compute it") |
---|
1610 | ENDIF |
---|
1611 | |
---|
1612 | ! look for suitable variable |
---|
1613 | il_varid=0 |
---|
1614 | DO ji=1,td_mpp%t_proc(1)%i_nvar |
---|
1615 | IF( .NOT. ALL(td_mpp%t_proc(1)%t_var(ji)%t_dim(1:2)%l_use) ) CYCLE |
---|
1616 | SELECT CASE(TRIM(fct_lower(td_mpp%t_proc(1)%t_var(ji)%c_stdname)) ) |
---|
1617 | CASE('longitude','latitude') |
---|
1618 | CASE DEFAULT |
---|
1619 | il_varid=ji |
---|
1620 | EXIT |
---|
1621 | END SELECT |
---|
1622 | ENDDO |
---|
1623 | |
---|
1624 | IF( il_varid==0 )THEN |
---|
1625 | |
---|
1626 | CALL logger_error("GRID GET PERIO: no suitable variable to compute "//& |
---|
1627 | & " periodicity in file "//TRIM(td_mpp%c_name)) |
---|
1628 | ELSE |
---|
1629 | |
---|
1630 | DO ji=1,ip_maxdim |
---|
1631 | IF( td_mpp%t_proc(1)%t_var(il_varid)%t_dim(ji)%l_use )THEN |
---|
1632 | il_dim(ji)=td_mpp%t_dim(ji)%i_len |
---|
1633 | ELSE |
---|
1634 | il_dim(ji)=1 |
---|
1635 | ENDIF |
---|
1636 | ENDDO |
---|
1637 | |
---|
1638 | ! read variable |
---|
1639 | tl_var=iom_mpp_read_var(td_mpp, & |
---|
1640 | & td_mpp%t_proc(1)%t_var(il_varid)%c_name, & |
---|
1641 | & id_start=(/1,1,1,1/), & |
---|
1642 | & id_count=(/il_dim(1),il_dim(2),1,1/) ) |
---|
1643 | |
---|
1644 | grid__get_perio_mpp=grid_get_perio(tl_var, il_pivot) |
---|
1645 | |
---|
1646 | ! clean |
---|
1647 | CALL var_clean(tl_var) |
---|
1648 | ENDIF |
---|
1649 | |
---|
1650 | END FUNCTION grid__get_perio_mpp |
---|
1651 | !------------------------------------------------------------------- |
---|
1652 | !> @brief This function get East-West overlap. |
---|
1653 | ! |
---|
1654 | !> @details |
---|
1655 | !> If no East-West wrap return -1, |
---|
1656 | !> else return the size of the ovarlap band. |
---|
1657 | !> East-West overlap is computed comparing longitude value of the |
---|
1658 | !> South" part of the domain, to avoid north fold boundary. |
---|
1659 | !> |
---|
1660 | ! |
---|
1661 | !> @author J.Paul |
---|
1662 | !> @date November, 2013 - Initial Version |
---|
1663 | !> @date October, 2014 |
---|
1664 | !> - work on mpp file structure instead of file structure |
---|
1665 | !> |
---|
1666 | !> @param[in] td_lon longitude variable structure |
---|
1667 | !> @return East West overlap |
---|
1668 | !------------------------------------------------------------------- |
---|
1669 | FUNCTION grid__get_ew_overlap_var(td_var) |
---|
1670 | IMPLICIT NONE |
---|
1671 | ! Argument |
---|
1672 | TYPE(TVAR), INTENT(INOUT) :: td_var |
---|
1673 | ! function |
---|
1674 | INTEGER(i4) :: grid__get_ew_overlap_var |
---|
1675 | |
---|
1676 | ! local variable |
---|
1677 | REAL(dp), DIMENSION(:,:), ALLOCATABLE :: dl_value |
---|
1678 | REAL(dp), DIMENSION(:) , ALLOCATABLE :: dl_vare |
---|
1679 | REAL(dp), DIMENSION(:) , ALLOCATABLE :: dl_varw |
---|
1680 | |
---|
1681 | REAL(dp) :: dl_delta |
---|
1682 | REAL(dp) :: dl_varmax |
---|
1683 | REAL(dp) :: dl_varmin |
---|
1684 | |
---|
1685 | INTEGER(i4) :: il_east |
---|
1686 | INTEGER(i4) :: il_west |
---|
1687 | INTEGER(i4) :: il_jmin |
---|
1688 | INTEGER(i4) :: il_jmax |
---|
1689 | |
---|
1690 | INTEGER(i4), PARAMETER :: il_max_overlap = 5 |
---|
1691 | |
---|
1692 | ! loop indices |
---|
1693 | INTEGER(i4) :: ji |
---|
1694 | !---------------------------------------------------------------- |
---|
1695 | ! initialise |
---|
1696 | grid__get_ew_overlap_var=-1 |
---|
1697 | |
---|
1698 | IF( ASSOCIATED(td_var%d_value) )THEN |
---|
1699 | IF( td_var%t_dim(1)%i_len > 1 )THEN |
---|
1700 | il_west=1 |
---|
1701 | il_east=td_var%t_dim(1)%i_len |
---|
1702 | |
---|
1703 | ALLOCATE( dl_value(td_var%t_dim(1)%i_len, & |
---|
1704 | & td_var%t_dim(2)%i_len) ) |
---|
1705 | |
---|
1706 | dl_value(:,:)=td_var%d_value(:,:,1,1) |
---|
1707 | |
---|
1708 | ! we do not use jmax as dimension length due to north fold boundary |
---|
1709 | il_jmin=1+ip_ghost |
---|
1710 | il_jmax=(td_var%t_dim(2)%i_len-ip_ghost)/2 |
---|
1711 | |
---|
1712 | ALLOCATE( dl_vare(il_jmax-il_jmin+1) ) |
---|
1713 | ALLOCATE( dl_varw(il_jmax-il_jmin+1) ) |
---|
1714 | |
---|
1715 | dl_vare(:)=dl_value(il_east,il_jmin:il_jmax) |
---|
1716 | dl_varw(:)=dl_value(il_west,il_jmin:il_jmax) |
---|
1717 | |
---|
1718 | IF( .NOT.( ALL(dl_vare(:)==td_var%d_fill) .AND. & |
---|
1719 | & ALL(dl_varw(:)==td_var%d_fill) ) )THEN |
---|
1720 | |
---|
1721 | IF( TRIM(td_var%c_stdname) == 'longitude' )THEN |
---|
1722 | WHERE( dl_value(:,:) > 180._dp .AND. & |
---|
1723 | & dl_value(:,:) /= td_var%d_fill ) |
---|
1724 | dl_value(:,:)=360.-dl_value(:,:) |
---|
1725 | END WHERE |
---|
1726 | |
---|
1727 | dl_varmax=MAXVAL(dl_value(:,il_jmin:il_jmax)) |
---|
1728 | dl_varmin=MINVAL(dl_value(:,il_jmin:il_jmax)) |
---|
1729 | |
---|
1730 | dl_delta=(dl_varmax-dl_varmin)/td_var%t_dim(1)%i_len |
---|
1731 | |
---|
1732 | IF( ALL(ABS(dl_vare(:)) - ABS(dl_varw(:)) == dl_delta) )THEN |
---|
1733 | grid__get_ew_overlap_var=0 |
---|
1734 | ENDIF |
---|
1735 | ENDIF |
---|
1736 | |
---|
1737 | IF( grid__get_ew_overlap_var == -1 )THEN |
---|
1738 | DO ji=0,il_max_overlap |
---|
1739 | |
---|
1740 | IF( il_east-ji == il_west )THEN |
---|
1741 | ! case of small domain |
---|
1742 | EXIT |
---|
1743 | ELSE |
---|
1744 | dl_vare(:)=dl_value(il_east-ji,il_jmin:il_jmax) |
---|
1745 | |
---|
1746 | IF( ALL( dl_varw(:) == dl_vare(:) ) )THEN |
---|
1747 | grid__get_ew_overlap_var=ji+1 |
---|
1748 | EXIT |
---|
1749 | ENDIF |
---|
1750 | ENDIF |
---|
1751 | |
---|
1752 | ENDDO |
---|
1753 | ENDIF |
---|
1754 | ENDIF |
---|
1755 | |
---|
1756 | ENDIF |
---|
1757 | ELSE |
---|
1758 | CALL logger_error("GRID GET EW OVERLAP: input variable standard name"//& |
---|
1759 | & TRIM(td_var%c_stdname)//" can not be used to compute East West "//& |
---|
1760 | & "overalp. no value associated. ") |
---|
1761 | ENDIF |
---|
1762 | |
---|
1763 | END FUNCTION grid__get_ew_overlap_var |
---|
1764 | !------------------------------------------------------------------- |
---|
1765 | !> @brief This function get East-West overlap. |
---|
1766 | ! |
---|
1767 | !> @details |
---|
1768 | !> If no East-West wrap return -1, |
---|
1769 | !> else return the size of the ovarlap band. |
---|
1770 | !> East-West overlap is computed comparing longitude value of the |
---|
1771 | !> South" part of the domain, to avoid north fold boundary. |
---|
1772 | !> |
---|
1773 | !> @author J.Paul |
---|
1774 | !> @date October, 2014 - Initial Version |
---|
1775 | !> |
---|
1776 | !> @param[in] td_file file structure |
---|
1777 | !> @return East West overlap |
---|
1778 | !------------------------------------------------------------------- |
---|
1779 | FUNCTION grid__get_ew_overlap_file(td_file) |
---|
1780 | IMPLICIT NONE |
---|
1781 | ! Argument |
---|
1782 | TYPE(TFILE), INTENT(INOUT) :: td_file |
---|
1783 | ! function |
---|
1784 | INTEGER(i4) :: grid__get_ew_overlap_file |
---|
1785 | |
---|
1786 | ! local variable |
---|
1787 | INTEGER(i4) :: il_varid |
---|
1788 | |
---|
1789 | TYPE(TVAR) :: tl_var |
---|
1790 | |
---|
1791 | ! loop indices |
---|
1792 | INTEGER(i4) :: ji |
---|
1793 | !---------------------------------------------------------------- |
---|
1794 | |
---|
1795 | il_varid=var_get_index(td_file%t_var(:), 'longitude') |
---|
1796 | IF( il_varid /= 0 )THEN |
---|
1797 | ! read longitude on boundary |
---|
1798 | tl_var=iom_read_var(td_file, 'longitude') |
---|
1799 | ELSE |
---|
1800 | DO ji=1,td_file%i_nvar |
---|
1801 | IF( .NOT. ALL(td_file%t_var(ji)%t_dim(1:2)%l_use) ) CYCLE |
---|
1802 | |
---|
1803 | tl_var=iom_read_var(td_file, td_file%t_var(ji)%c_name) |
---|
1804 | EXIT |
---|
1805 | ENDDO |
---|
1806 | ENDIF |
---|
1807 | |
---|
1808 | grid__get_ew_overlap_file=grid_get_ew_overlap(tl_var) |
---|
1809 | |
---|
1810 | ! clean |
---|
1811 | CALL var_clean(tl_var) |
---|
1812 | |
---|
1813 | END FUNCTION grid__get_ew_overlap_file |
---|
1814 | !------------------------------------------------------------------- |
---|
1815 | !> @brief This function get East-West overlap. |
---|
1816 | ! |
---|
1817 | !> @details |
---|
1818 | !> If no East-West wrap return -1, |
---|
1819 | !> else return the size of the ovarlap band. |
---|
1820 | !> East-West overlap is computed comparing longitude value of the |
---|
1821 | !> South" part of the domain, to avoid north fold boundary. |
---|
1822 | !> |
---|
1823 | ! |
---|
1824 | !> @author J.Paul |
---|
1825 | !> @date November, 2013 - Initial Version |
---|
1826 | !> @date October, 2014 |
---|
1827 | !> - work on mpp file structure instead of file structure |
---|
1828 | !> |
---|
1829 | !> @param[in] td_mpp mpp structure |
---|
1830 | !> @return East West overlap |
---|
1831 | !------------------------------------------------------------------- |
---|
1832 | FUNCTION grid__get_ew_overlap_mpp(td_mpp) |
---|
1833 | IMPLICIT NONE |
---|
1834 | ! Argument |
---|
1835 | TYPE(TMPP), INTENT(INOUT) :: td_mpp |
---|
1836 | ! function |
---|
1837 | INTEGER(i4) :: grid__get_ew_overlap_mpp |
---|
1838 | |
---|
1839 | ! local variable |
---|
1840 | INTEGER(i4) :: il_ew |
---|
1841 | INTEGER(i4) :: il_varid |
---|
1842 | |
---|
1843 | TYPE(TVAR) :: tl_var |
---|
1844 | ! loop indices |
---|
1845 | INTEGER(i4) :: ji |
---|
1846 | !---------------------------------------------------------------- |
---|
1847 | |
---|
1848 | ! initialise |
---|
1849 | grid__get_ew_overlap_mpp=td_mpp%i_ew |
---|
1850 | |
---|
1851 | ! read longitude on boundary |
---|
1852 | il_varid=var_get_index(td_mpp%t_proc(1)%t_var(:),'longitude') |
---|
1853 | IF( il_varid /= 0 )THEN |
---|
1854 | tl_var=iom_mpp_read_var(td_mpp, 'longitude') |
---|
1855 | ELSE |
---|
1856 | DO ji=1,td_mpp%t_proc(1)%i_nvar |
---|
1857 | IF( .NOT. ALL(td_mpp%t_proc(1)%t_var(ji)%t_dim(1:2)%l_use) ) CYCLE |
---|
1858 | |
---|
1859 | tl_var=iom_mpp_read_var(td_mpp, td_mpp%t_proc(1)%t_var(ji)%c_name) |
---|
1860 | EXIT |
---|
1861 | ENDDO |
---|
1862 | ENDIF |
---|
1863 | |
---|
1864 | il_ew=grid_get_ew_overlap(tl_var) |
---|
1865 | IF( il_ew >= 0 )THEN |
---|
1866 | grid__get_ew_overlap_mpp=il_ew |
---|
1867 | ENDIF |
---|
1868 | |
---|
1869 | |
---|
1870 | ! clean |
---|
1871 | CALL var_clean(tl_var) |
---|
1872 | |
---|
1873 | END FUNCTION grid__get_ew_overlap_mpp |
---|
1874 | !------------------------------------------------------------------- |
---|
1875 | !> @brief This subroutine check if there is north fold. |
---|
1876 | !> |
---|
1877 | !> @details |
---|
1878 | !> check if maximum latitude greater than 88°N |
---|
1879 | !> |
---|
1880 | !> @author J.Paul |
---|
1881 | !> @date November, 2013 - Initial Version |
---|
1882 | !> |
---|
1883 | !> @param[in] td_lat latitude variable structure |
---|
1884 | !------------------------------------------------------------------- |
---|
1885 | LOGICAL FUNCTION grid_is_north_fold(td_lat) |
---|
1886 | IMPLICIT NONE |
---|
1887 | ! Argument |
---|
1888 | TYPE(TVAR), INTENT(IN) :: td_lat |
---|
1889 | |
---|
1890 | ! local variable |
---|
1891 | ! loop indices |
---|
1892 | !---------------------------------------------------------------- |
---|
1893 | |
---|
1894 | ! init |
---|
1895 | grid_is_north_fold=.FALSE. |
---|
1896 | |
---|
1897 | IF( .NOT. ASSOCIATED(td_lat%d_value) )THEN |
---|
1898 | CALL logger_error("GRID IS NORTH FOLD: "//& |
---|
1899 | & " no value associated to latitude") |
---|
1900 | ELSE |
---|
1901 | IF( MAXVAL(td_lat%d_value(:,:,:,:), & |
---|
1902 | & td_lat%d_value(:,:,:,:)/= td_lat%d_fill) >= 88.0 )THEN |
---|
1903 | |
---|
1904 | grid_is_north_fold=.TRUE. |
---|
1905 | |
---|
1906 | ENDIF |
---|
1907 | ENDIF |
---|
1908 | |
---|
1909 | END FUNCTION grid_is_north_fold |
---|
1910 | !------------------------------------------------------------------- |
---|
1911 | !> @brief This subroutine check domain validity. |
---|
1912 | ! |
---|
1913 | !> @details |
---|
1914 | !> If maximum latitude greater than 88°N, program will stop. |
---|
1915 | !> @note Not able to manage north fold for now. |
---|
1916 | ! |
---|
1917 | !> @author J.Paul |
---|
1918 | !> @date November, 2013 - Initial Version |
---|
1919 | !> @date October, 2014 |
---|
1920 | !> - work on mpp file structure instead of file structure |
---|
1921 | ! |
---|
1922 | !> @param[in] cd_coord coordinate file |
---|
1923 | !> @param[in] id_imin i-direction lower left point indice |
---|
1924 | !> @param[in] id_imax i-direction upper right point indice |
---|
1925 | !> @param[in] id_jmin j-direction lower left point indice |
---|
1926 | !> @param[in] id_jmax j-direction upper right point indice |
---|
1927 | !------------------------------------------------------------------- |
---|
1928 | SUBROUTINE grid_check_dom(td_coord, id_imin, id_imax, id_jmin, id_jmax) |
---|
1929 | IMPLICIT NONE |
---|
1930 | ! Argument |
---|
1931 | TYPE(TMPP) , INTENT(IN) :: td_coord |
---|
1932 | INTEGER(i4), INTENT(IN) :: id_imin |
---|
1933 | INTEGER(i4), INTENT(IN) :: id_imax |
---|
1934 | INTEGER(i4), INTENT(IN) :: id_jmin |
---|
1935 | INTEGER(i4), INTENT(IN) :: id_jmax |
---|
1936 | |
---|
1937 | ! local variable |
---|
1938 | TYPE(TVAR) :: tl_var |
---|
1939 | |
---|
1940 | TYPE(TMPP) :: tl_coord |
---|
1941 | |
---|
1942 | TYPE(TDOM) :: tl_dom |
---|
1943 | ! loop indices |
---|
1944 | !---------------------------------------------------------------- |
---|
1945 | |
---|
1946 | IF( id_jmin > id_jmax .OR. id_jmax == 0 )THEN |
---|
1947 | |
---|
1948 | CALL logger_fatal("GRID CHECK DOM: invalid domain. "//& |
---|
1949 | & "can not create configuration with north pole.") |
---|
1950 | |
---|
1951 | ELSE |
---|
1952 | |
---|
1953 | IF( id_imin == id_imax .AND. td_coord%i_ew < 0 )THEN |
---|
1954 | CALL logger_fatal("GRID CHECK DOM: invalid domain."//& |
---|
1955 | & " can not create east-west cyclic fine grid"//& |
---|
1956 | & " inside closed coarse grid") |
---|
1957 | ENDIF |
---|
1958 | |
---|
1959 | ! copy structure |
---|
1960 | tl_coord=mpp_copy(td_coord) |
---|
1961 | |
---|
1962 | ! compute domain |
---|
1963 | tl_dom=dom_init( tl_coord, & |
---|
1964 | & id_imin, id_imax,& |
---|
1965 | & id_jmin, id_jmax ) |
---|
1966 | |
---|
1967 | ! open mpp files to be used |
---|
1968 | CALL iom_dom_open(tl_coord, tl_dom) |
---|
1969 | |
---|
1970 | ! read variable value on domain |
---|
1971 | tl_var=iom_dom_read_var(tl_coord,'latitude',tl_dom) |
---|
1972 | |
---|
1973 | ! close mpp files |
---|
1974 | CALL iom_dom_close(tl_coord) |
---|
1975 | |
---|
1976 | ! clean structure |
---|
1977 | CALL mpp_clean(tl_coord) |
---|
1978 | |
---|
1979 | IF( MAXVAL(tl_var%d_value(:,:,:,:), & |
---|
1980 | & tl_var%d_value(:,:,:,:)/= tl_var%d_fill) >= 88.0 )THEN |
---|
1981 | |
---|
1982 | CALL logger_debug("GRID CHECK DOM: max latitude "//& |
---|
1983 | & TRIM(fct_str(MAXVAL(tl_var%d_value(:,:,:,:)))) ) |
---|
1984 | CALL logger_fatal("GRID CHECK DOM: invalid domain. "//& |
---|
1985 | & "can not create configuration too close from north pole.") |
---|
1986 | |
---|
1987 | ENDIF |
---|
1988 | |
---|
1989 | ! clean |
---|
1990 | CALL dom_clean(tl_dom) |
---|
1991 | CALL var_clean(tl_var) |
---|
1992 | |
---|
1993 | ENDIF |
---|
1994 | |
---|
1995 | END SUBROUTINE grid_check_dom |
---|
1996 | !------------------------------------------------------------------- |
---|
1997 | !> @brief This function get closest coarse grid indices of fine grid domain. |
---|
1998 | ! |
---|
1999 | !> @details |
---|
2000 | !> it use coarse and fine grid coordinates files. |
---|
2001 | !> optionally, you could specify the array of refinment factor (default 1.) |
---|
2002 | !> optionally, you could specify on which Arakawa grid point you want to |
---|
2003 | !> work (default 'T') |
---|
2004 | !> |
---|
2005 | !> @author J.Paul |
---|
2006 | !> @date November, 2013 - Initial Version |
---|
2007 | !> @date September, 2014 |
---|
2008 | !> - use grid point to read coordinates variable. |
---|
2009 | !> @date October, 2014 |
---|
2010 | !> - work on mpp file structure instead of file structure |
---|
2011 | !> @date February, 2015 |
---|
2012 | !> - use longitude or latitude as standard name, if can not find |
---|
2013 | !> longitude_T, latitude_T... |
---|
2014 | !> |
---|
2015 | !> @param[in] td_coord0 coarse grid coordinate mpp structure |
---|
2016 | !> @param[in] td_coord1 fine grid coordinate mpp structure |
---|
2017 | !> @param[in] id_rho array of refinment factor (default 1.) |
---|
2018 | !> @param[in] cd_point Arakawa grid point (default 'T'). |
---|
2019 | !> @return coarse grid indices(/(/imin0, imax0/), (/jmin0, jmax0/)/) |
---|
2020 | !> |
---|
2021 | !------------------------------------------------------------------- |
---|
2022 | FUNCTION grid__get_coarse_index_ff( td_coord0, td_coord1, & |
---|
2023 | & id_rho, cd_point ) |
---|
2024 | IMPLICIT NONE |
---|
2025 | ! Argument |
---|
2026 | TYPE(TMPP) , INTENT(IN) :: td_coord0 |
---|
2027 | TYPE(TMPP) , INTENT(IN) :: td_coord1 |
---|
2028 | INTEGER(i4) , DIMENSION(:), INTENT(IN), OPTIONAL :: id_rho |
---|
2029 | CHARACTER(LEN=*) , INTENT(IN), OPTIONAL :: cd_point |
---|
2030 | |
---|
2031 | ! function |
---|
2032 | INTEGER(i4), DIMENSION(2,2) :: grid__get_coarse_index_ff |
---|
2033 | |
---|
2034 | ! local variable |
---|
2035 | CHARACTER(LEN= 1) :: cl_point |
---|
2036 | CHARACTER(LEN=lc) :: cl_name |
---|
2037 | |
---|
2038 | INTEGER(i4) :: il_imin0 |
---|
2039 | INTEGER(i4) :: il_imax0 |
---|
2040 | INTEGER(i4) :: il_jmin0 |
---|
2041 | INTEGER(i4) :: il_jmax0 |
---|
2042 | INTEGER(i4) :: il_ind |
---|
2043 | |
---|
2044 | INTEGER(i4), DIMENSION(2,2) :: il_xghost0 |
---|
2045 | INTEGER(i4), DIMENSION(2,2) :: il_xghost1 |
---|
2046 | |
---|
2047 | INTEGER(i4), DIMENSION(:) , ALLOCATABLE :: il_rho |
---|
2048 | |
---|
2049 | TYPE(TVAR) :: tl_lon0 |
---|
2050 | TYPE(TVAR) :: tl_lat0 |
---|
2051 | TYPE(TVAR) :: tl_lon1 |
---|
2052 | TYPE(TVAR) :: tl_lat1 |
---|
2053 | |
---|
2054 | TYPE(TMPP) :: tl_coord0 |
---|
2055 | TYPE(TMPP) :: tl_coord1 |
---|
2056 | |
---|
2057 | ! loop indices |
---|
2058 | !---------------------------------------------------------------- |
---|
2059 | |
---|
2060 | ! init |
---|
2061 | grid__get_coarse_index_ff(:,:)=0 |
---|
2062 | |
---|
2063 | ALLOCATE(il_rho(ip_maxdim)) |
---|
2064 | il_rho(:)=1 |
---|
2065 | IF( PRESENT(id_rho) ) il_rho(:)=id_rho(:) |
---|
2066 | |
---|
2067 | cl_point='T' |
---|
2068 | IF( PRESENT(cd_point) ) cl_point=TRIM(fct_upper(cd_point)) |
---|
2069 | |
---|
2070 | ! copy structure |
---|
2071 | tl_coord0=mpp_copy(td_coord0) |
---|
2072 | tl_coord1=mpp_copy(td_coord1) |
---|
2073 | |
---|
2074 | IF( .NOT. ASSOCIATED(tl_coord0%t_proc) .OR. & |
---|
2075 | & .NOT. ASSOCIATED(tl_coord1%t_proc) )THEN |
---|
2076 | CALL logger_error("GRID GET COARSE INDEX: can not get coarse "//& |
---|
2077 | & "grid indices. decompsition of mpp file "//TRIM(tl_coord0%c_name)//& |
---|
2078 | & " and/or "//TRIM(tl_coord1%c_name)//" not defined." ) |
---|
2079 | ELSE |
---|
2080 | ! Coarse grid |
---|
2081 | ! get ghost cell factor on coarse grid |
---|
2082 | il_xghost0(:,:)=grid_get_ghost( tl_coord0 ) |
---|
2083 | |
---|
2084 | ! open mpp files |
---|
2085 | CALL iom_mpp_open(tl_coord0) |
---|
2086 | |
---|
2087 | ! read coarse longitue and latitude |
---|
2088 | WRITE(cl_name,*) 'longitude_'//TRIM(cl_point) |
---|
2089 | il_ind=var_get_id(tl_coord0%t_proc(1)%t_var(:), cl_name) |
---|
2090 | IF( il_ind == 0 )THEN |
---|
2091 | CALL logger_warn("GRID GET COARSE INDEX: no variable "//& |
---|
2092 | & TRIM(cl_name)//" in file "//TRIM(tl_coord0%c_name)//". & |
---|
2093 | & try to use longitude.") |
---|
2094 | WRITE(cl_name,*) 'longitude' |
---|
2095 | ENDIF |
---|
2096 | tl_lon0=iom_mpp_read_var(tl_coord0, TRIM(cl_name)) |
---|
2097 | |
---|
2098 | WRITE(cl_name,*) 'latitude_'//TRIM(cl_point) |
---|
2099 | il_ind=var_get_id(tl_coord0%t_proc(1)%t_var(:), cl_name) |
---|
2100 | IF( il_ind == 0 )THEN |
---|
2101 | CALL logger_warn("GRID GET COARSE INDEX: no variable "//& |
---|
2102 | & TRIM(cl_name)//" in file "//TRIM(tl_coord0%c_name)//". & |
---|
2103 | & try to use latitude.") |
---|
2104 | WRITE(cl_name,*) 'latitude' |
---|
2105 | ENDIF |
---|
2106 | tl_lat0=iom_mpp_read_var(tl_coord0, TRIM(cl_name)) |
---|
2107 | |
---|
2108 | CALL grid_del_ghost(tl_lon0, il_xghost0(:,:)) |
---|
2109 | CALL grid_del_ghost(tl_lat0, il_xghost0(:,:)) |
---|
2110 | |
---|
2111 | ! close mpp files |
---|
2112 | CALL iom_mpp_close(tl_coord0) |
---|
2113 | |
---|
2114 | ! Fine grid |
---|
2115 | |
---|
2116 | ! get ghost cell factor on fine grid |
---|
2117 | il_xghost1(:,:)=grid_get_ghost( tl_coord1 ) |
---|
2118 | |
---|
2119 | ! open mpp files |
---|
2120 | CALL iom_mpp_open(tl_coord1) |
---|
2121 | |
---|
2122 | ! read fine longitue and latitude |
---|
2123 | WRITE(cl_name,*) 'longitude_'//TRIM(cl_point) |
---|
2124 | il_ind=var_get_id(tl_coord1%t_proc(1)%t_var(:), cl_name) |
---|
2125 | IF( il_ind == 0 )THEN |
---|
2126 | CALL logger_warn("GRID GET COARSE INDEX: no variable "//& |
---|
2127 | & TRIM(cl_name)//" in file "//TRIM(tl_coord1%c_name)//". & |
---|
2128 | & try to use longitude.") |
---|
2129 | WRITE(cl_name,*) 'longitude' |
---|
2130 | ENDIF |
---|
2131 | tl_lon1=iom_mpp_read_var(tl_coord1, TRIM(cl_name)) |
---|
2132 | |
---|
2133 | WRITE(cl_name,*) 'latitude_'//TRIM(cl_point) |
---|
2134 | il_ind=var_get_id(tl_coord1%t_proc(1)%t_var(:), cl_name) |
---|
2135 | IF( il_ind == 0 )THEN |
---|
2136 | CALL logger_warn("GRID GET COARSE INDEX: no variable "//& |
---|
2137 | & TRIM(cl_name)//" in file "//TRIM(tl_coord1%c_name)//". & |
---|
2138 | & try to use latitude.") |
---|
2139 | WRITE(cl_name,*) 'latitude' |
---|
2140 | ENDIF |
---|
2141 | tl_lat1=iom_mpp_read_var(tl_coord1, TRIM(cl_name)) |
---|
2142 | |
---|
2143 | CALL grid_del_ghost(tl_lon1, il_xghost1(:,:)) |
---|
2144 | CALL grid_del_ghost(tl_lat1, il_xghost1(:,:)) |
---|
2145 | |
---|
2146 | ! close mpp files |
---|
2147 | CALL iom_mpp_close(tl_coord1) |
---|
2148 | |
---|
2149 | ! compute |
---|
2150 | grid__get_coarse_index_ff(:,:)=grid_get_coarse_index(tl_lon0,tl_lat0,& |
---|
2151 | & tl_lon1,tl_lat1,& |
---|
2152 | & il_rho(:) ) |
---|
2153 | |
---|
2154 | ! add ghost cell to indices |
---|
2155 | il_imin0=grid__get_coarse_index_ff(1,1)+il_xghost0(jp_I,1)*ip_ghost |
---|
2156 | il_imax0=grid__get_coarse_index_ff(1,2)+il_xghost0(jp_I,1)*ip_ghost |
---|
2157 | |
---|
2158 | il_jmin0=grid__get_coarse_index_ff(2,1)+il_xghost0(jp_J,1)*ip_ghost |
---|
2159 | il_jmax0=grid__get_coarse_index_ff(2,2)+il_xghost0(jp_J,1)*ip_ghost |
---|
2160 | |
---|
2161 | grid__get_coarse_index_ff(jp_I,1)=il_imin0 |
---|
2162 | grid__get_coarse_index_ff(jp_I,2)=il_imax0 |
---|
2163 | grid__get_coarse_index_ff(jp_J,1)=il_jmin0 |
---|
2164 | grid__get_coarse_index_ff(jp_J,2)=il_jmax0 |
---|
2165 | |
---|
2166 | CALL var_clean(tl_lon0) |
---|
2167 | CALL var_clean(tl_lat0) |
---|
2168 | CALL var_clean(tl_lon1) |
---|
2169 | CALL var_clean(tl_lat1) |
---|
2170 | |
---|
2171 | ENDIF |
---|
2172 | |
---|
2173 | ! clean |
---|
2174 | CALL mpp_clean(tl_coord0) |
---|
2175 | CALL mpp_clean(tl_coord1) |
---|
2176 | DEALLOCATE(il_rho) |
---|
2177 | |
---|
2178 | END FUNCTION grid__get_coarse_index_ff |
---|
2179 | !------------------------------------------------------------------- |
---|
2180 | !> @brief This function get closest coarse grid indices of fine grid domain. |
---|
2181 | ! |
---|
2182 | !> @details |
---|
2183 | !> it use coarse array of longitude and latitude and fine grid coordinates file. |
---|
2184 | !> optionaly, you could specify the array of refinment factor (default 1.) |
---|
2185 | !> optionally, you could specify on which Arakawa grid point you want to |
---|
2186 | !> work (default 'T') |
---|
2187 | !> |
---|
2188 | !> @author J.Paul |
---|
2189 | !> @date November, 2013 - Initial Version |
---|
2190 | !> @date September, 2014 |
---|
2191 | !> - use grid point to read coordinates variable. |
---|
2192 | !> @date October, 2014 |
---|
2193 | !> - work on mpp file structure instead of file structure |
---|
2194 | !> @date February, 2015 |
---|
2195 | !> - use longitude or latitude as standard name, if can not find |
---|
2196 | !> longitude_T, latitude_T... |
---|
2197 | !> |
---|
2198 | !> @param[in] td_longitude0 coarse grid longitude |
---|
2199 | !> @param[in] td_latitude0 coarse grid latitude |
---|
2200 | !> @param[in] td_coord1 fine grid coordinate mpp structure |
---|
2201 | !> @param[in] id_rho array of refinment factor |
---|
2202 | !> @param[in] cd_point Arakawa grid point (default 'T') |
---|
2203 | !> @return coarse grid indices (/(/imin0, imax0/), (/jmin0, jmax0/)/) |
---|
2204 | !------------------------------------------------------------------- |
---|
2205 | FUNCTION grid__get_coarse_index_cf( td_lon0, td_lat0, td_coord1, & |
---|
2206 | & id_rho, cd_point ) |
---|
2207 | IMPLICIT NONE |
---|
2208 | ! Argument |
---|
2209 | TYPE(TVAR ) , INTENT(IN) :: td_lon0 |
---|
2210 | TYPE(TVAR ) , INTENT(IN) :: td_lat0 |
---|
2211 | TYPE(TMPP ) , INTENT(IN) :: td_coord1 |
---|
2212 | INTEGER(i4) , DIMENSION(:), INTENT(IN), OPTIONAL :: id_rho |
---|
2213 | CHARACTER(LEN=*) , INTENT(IN), OPTIONAL :: cd_point |
---|
2214 | |
---|
2215 | ! function |
---|
2216 | INTEGER(i4), DIMENSION(2,2) :: grid__get_coarse_index_cf |
---|
2217 | |
---|
2218 | ! local variable |
---|
2219 | CHARACTER(LEN= 1) :: cl_point |
---|
2220 | CHARACTER(LEN=lc) :: cl_name |
---|
2221 | |
---|
2222 | INTEGER(i4) :: il_ind |
---|
2223 | |
---|
2224 | INTEGER(i4), DIMENSION(:) , ALLOCATABLE :: il_rho |
---|
2225 | |
---|
2226 | INTEGER(i4), DIMENSION(2,2) :: il_xghost |
---|
2227 | |
---|
2228 | TYPE(TVAR) :: tl_lon1 |
---|
2229 | TYPE(TVAR) :: tl_lat1 |
---|
2230 | |
---|
2231 | TYPE(TMPP) :: tl_coord1 |
---|
2232 | |
---|
2233 | ! loop indices |
---|
2234 | !---------------------------------------------------------------- |
---|
2235 | |
---|
2236 | ! init |
---|
2237 | grid__get_coarse_index_cf(:,:)=0 |
---|
2238 | |
---|
2239 | ALLOCATE(il_rho(ip_maxdim) ) |
---|
2240 | il_rho(:)=1 |
---|
2241 | IF( PRESENT(id_rho) ) il_rho(:)=id_rho(:) |
---|
2242 | |
---|
2243 | ! copy structure |
---|
2244 | tl_coord1=mpp_copy(td_coord1) |
---|
2245 | |
---|
2246 | cl_point='T' |
---|
2247 | IF( PRESENT(cd_point) ) cl_point=TRIM(fct_upper(cd_point)) |
---|
2248 | |
---|
2249 | IF( .NOT. ASSOCIATED(tl_coord1%t_proc) )THEN |
---|
2250 | CALL logger_error("GRID GET COARSE INDEX: decompsition of mpp "//& |
---|
2251 | & "file "//TRIM(tl_coord1%c_name)//" not defined." ) |
---|
2252 | |
---|
2253 | ELSE IF( .NOT. ASSOCIATED(td_lon0%d_value) .OR. & |
---|
2254 | & .NOT. ASSOCIATED(td_lat0%d_value) )THEN |
---|
2255 | |
---|
2256 | CALL logger_error("GRID GET COARSE INDEX: some coarse grid"//& |
---|
2257 | & " coordinate value are not associated.") |
---|
2258 | |
---|
2259 | ELSE |
---|
2260 | |
---|
2261 | IF( TRIM(td_lon0%c_point)/='' )THEN |
---|
2262 | cl_point=TRIM(td_lon0%c_point) |
---|
2263 | ELSEIF( TRIM(td_lat0%c_point)/='' )THEN |
---|
2264 | cl_point=TRIM(td_lat0%c_point) |
---|
2265 | ENDIF |
---|
2266 | |
---|
2267 | ! Fine grid |
---|
2268 | ! get ghost cell factor on fine grid |
---|
2269 | il_xghost(:,:)=grid_get_ghost( tl_coord1 ) |
---|
2270 | |
---|
2271 | ! open mpp files |
---|
2272 | CALL iom_mpp_open(tl_coord1) |
---|
2273 | |
---|
2274 | ! read fine longitue and latitude |
---|
2275 | WRITE(cl_name,*) 'longitude_'//TRIM(cl_point) |
---|
2276 | il_ind=var_get_id(tl_coord1%t_proc(1)%t_var(:), cl_name) |
---|
2277 | IF( il_ind == 0 )THEN |
---|
2278 | CALL logger_warn("GRID GET COARSE INDEX: no variable "//& |
---|
2279 | & TRIM(cl_name)//"in file "//TRIM(tl_coord1%c_name)//". & |
---|
2280 | & try to use longitude.") |
---|
2281 | WRITE(cl_name,*) 'longitude' |
---|
2282 | ENDIF |
---|
2283 | tl_lon1=iom_mpp_read_var(tl_coord1, TRIM(cl_name)) |
---|
2284 | |
---|
2285 | WRITE(cl_name,*) 'latitude_'//TRIM(cl_point) |
---|
2286 | il_ind=var_get_id(tl_coord1%t_proc(1)%t_var(:), cl_name) |
---|
2287 | IF( il_ind == 0 )THEN |
---|
2288 | CALL logger_warn("GRID GET COARSE INDEX: no variable "//& |
---|
2289 | & TRIM(cl_name)//"in file "//TRIM(tl_coord1%c_name)//". & |
---|
2290 | & try to use longitude.") |
---|
2291 | WRITE(cl_name,*) 'latitude' |
---|
2292 | ENDIF |
---|
2293 | tl_lat1=iom_mpp_read_var(tl_coord1, TRIM(cl_name)) |
---|
2294 | |
---|
2295 | CALL grid_del_ghost(tl_lon1, il_xghost(:,:)) |
---|
2296 | CALL grid_del_ghost(tl_lat1, il_xghost(:,:)) |
---|
2297 | |
---|
2298 | ! close mpp files |
---|
2299 | CALL iom_mpp_close(tl_coord1) |
---|
2300 | |
---|
2301 | ! compute |
---|
2302 | grid__get_coarse_index_cf(:,:)=grid_get_coarse_index(td_lon0,td_lat0,& |
---|
2303 | & tl_lon1,tl_lat1,& |
---|
2304 | & il_rho(:), cl_point ) |
---|
2305 | |
---|
2306 | CALL var_clean(tl_lon1) |
---|
2307 | CALL var_clean(tl_lat1) |
---|
2308 | |
---|
2309 | ENDIF |
---|
2310 | |
---|
2311 | DEALLOCATE(il_rho) |
---|
2312 | CALL mpp_clean(tl_coord1) |
---|
2313 | |
---|
2314 | END FUNCTION grid__get_coarse_index_cf |
---|
2315 | !------------------------------------------------------------------- |
---|
2316 | !> @brief This function get closest coarse grid indices of fine grid domain. |
---|
2317 | ! |
---|
2318 | !> @details |
---|
2319 | !> it use coarse grid coordinates file and fine grid array of longitude and latitude. |
---|
2320 | !> optionaly, you could specify the array of refinment factor (default 1.) |
---|
2321 | !> optionally, you could specify on which Arakawa grid point you want to |
---|
2322 | !> work (default 'T') |
---|
2323 | !> |
---|
2324 | !> @author J.Paul |
---|
2325 | !> @date November, 2013 - Initial Version |
---|
2326 | !> @date September, 2014 |
---|
2327 | !> - use grid point to read coordinates variable. |
---|
2328 | !> @date October, 2014 |
---|
2329 | !> - work on mpp file structure instead of file structure |
---|
2330 | !> @date February, 2015 |
---|
2331 | !> - use longitude or latitude as standard name, if can not find |
---|
2332 | !> longitude_T, latitude_T... |
---|
2333 | !> |
---|
2334 | !> @param[in] td_coord0 coarse grid coordinate mpp structure |
---|
2335 | !> @param[in] td_lon1 fine grid longitude |
---|
2336 | !> @param[in] td_lat1 fine grid latitude |
---|
2337 | !> @param[in] id_rho array of refinment factor (default 1.) |
---|
2338 | !> @param[in] cd_point Arakawa grid point (default 'T') |
---|
2339 | !> @return coarse grid indices (/(/imin0, imax0/), (/jmin0, jmax0/)/) |
---|
2340 | !------------------------------------------------------------------- |
---|
2341 | FUNCTION grid__get_coarse_index_fc( td_coord0, td_lon1, td_lat1, & |
---|
2342 | & id_rho, cd_point ) |
---|
2343 | IMPLICIT NONE |
---|
2344 | ! Argument |
---|
2345 | TYPE(TMPP ) , INTENT(IN) :: td_coord0 |
---|
2346 | TYPE(TVAR ) , INTENT(IN) :: td_lon1 |
---|
2347 | TYPE(TVAR ) , INTENT(IN) :: td_lat1 |
---|
2348 | INTEGER(i4) , DIMENSION(:), INTENT(IN), OPTIONAL :: id_rho |
---|
2349 | CHARACTER(LEN=*) , INTENT(IN), OPTIONAL :: cd_point |
---|
2350 | |
---|
2351 | ! function |
---|
2352 | INTEGER(i4), DIMENSION(2,2) :: grid__get_coarse_index_fc |
---|
2353 | |
---|
2354 | ! local variable |
---|
2355 | CHARACTER(LEN= 1) :: cl_point |
---|
2356 | CHARACTER(LEN=lc) :: cl_name |
---|
2357 | |
---|
2358 | INTEGER(i4) :: il_imin0 |
---|
2359 | INTEGER(i4) :: il_imax0 |
---|
2360 | INTEGER(i4) :: il_jmin0 |
---|
2361 | INTEGER(i4) :: il_jmax0 |
---|
2362 | INTEGER(i4) :: il_ind |
---|
2363 | |
---|
2364 | INTEGER(i4), DIMENSION(:), ALLOCATABLE :: il_rho |
---|
2365 | |
---|
2366 | INTEGER(i4), DIMENSION(2,2) :: il_xghost |
---|
2367 | |
---|
2368 | TYPE(TVAR) :: tl_lon0 |
---|
2369 | TYPE(TVAR) :: tl_lat0 |
---|
2370 | |
---|
2371 | TYPE(TMPP) :: tl_coord0 |
---|
2372 | |
---|
2373 | ! loop indices |
---|
2374 | !---------------------------------------------------------------- |
---|
2375 | |
---|
2376 | ! init |
---|
2377 | grid__get_coarse_index_fc(:,:)=0 |
---|
2378 | |
---|
2379 | ALLOCATE(il_rho(ip_maxdim)) |
---|
2380 | il_rho(:)=1 |
---|
2381 | IF( PRESENT(id_rho) ) il_rho(:)=id_rho(:) |
---|
2382 | |
---|
2383 | cl_point='T' |
---|
2384 | IF( PRESENT(cd_point) ) cl_point=TRIM(fct_upper(cd_point)) |
---|
2385 | |
---|
2386 | ! copy structure |
---|
2387 | tl_coord0=mpp_copy(td_coord0) |
---|
2388 | |
---|
2389 | IF( .NOT. ASSOCIATED(tl_coord0%t_proc) )THEN |
---|
2390 | CALL logger_error("GRID GET COARSE INDEX: decompsition of mpp "//& |
---|
2391 | & "file "//TRIM(tl_coord0%c_name)//" not defined." ) |
---|
2392 | |
---|
2393 | ELSE IF( .NOT. ASSOCIATED(td_lon1%d_value) .OR. & |
---|
2394 | & .NOT. ASSOCIATED(td_lat1%d_value) )THEN |
---|
2395 | |
---|
2396 | CALL logger_error("GRID GET COARSE INDEX: some fine grid"//& |
---|
2397 | & " coordinate value are not associated.") |
---|
2398 | |
---|
2399 | ELSE |
---|
2400 | |
---|
2401 | IF( TRIM(td_lon1%c_point)/='' )THEN |
---|
2402 | cl_point=TRIM(td_lon1%c_point) |
---|
2403 | ELSEIF( TRIM(td_lat1%c_point)/='' )THEN |
---|
2404 | cl_point=TRIM(td_lat1%c_point) |
---|
2405 | ENDIF |
---|
2406 | |
---|
2407 | ! get ghost cell factor on coarse grid |
---|
2408 | il_xghost(:,:)=grid_get_ghost( tl_coord0 ) |
---|
2409 | |
---|
2410 | ! open mpp files |
---|
2411 | CALL iom_mpp_open(tl_coord0) |
---|
2412 | |
---|
2413 | ! read coarse longitue and latitude |
---|
2414 | WRITE(cl_name,*) 'longitude_'//TRIM(cl_point) |
---|
2415 | il_ind=var_get_id(tl_coord0%t_proc(1)%t_var(:), cl_name) |
---|
2416 | IF( il_ind == 0 )THEN |
---|
2417 | CALL logger_warn("GRID GET COARSE INDEX: no variable "//& |
---|
2418 | & TRIM(cl_name)//"in file "//TRIM(tl_coord0%c_name)//". & |
---|
2419 | & try to use longitude.") |
---|
2420 | WRITE(cl_name,*) 'longitude' |
---|
2421 | ENDIF |
---|
2422 | tl_lon0=iom_mpp_read_var(tl_coord0, TRIM(cl_name)) |
---|
2423 | |
---|
2424 | WRITE(cl_name,*) 'latitude_'//TRIM(cl_point) |
---|
2425 | il_ind=var_get_id(tl_coord0%t_proc(1)%t_var(:), cl_name) |
---|
2426 | IF( il_ind == 0 )THEN |
---|
2427 | CALL logger_warn("GRID GET COARSE INDEX: no variable "//& |
---|
2428 | & TRIM(cl_name)//"in file "//TRIM(tl_coord0%c_name)//". & |
---|
2429 | & try to use latitude.") |
---|
2430 | WRITE(cl_name,*) 'latitude' |
---|
2431 | ENDIF |
---|
2432 | tl_lat0=iom_mpp_read_var(tl_coord0, TRIM(cl_name)) |
---|
2433 | |
---|
2434 | CALL grid_del_ghost(tl_lon0, il_xghost(:,:)) |
---|
2435 | CALL grid_del_ghost(tl_lat0, il_xghost(:,:)) |
---|
2436 | |
---|
2437 | ! close mpp files |
---|
2438 | CALL iom_mpp_close(tl_coord0) |
---|
2439 | |
---|
2440 | grid__get_coarse_index_fc(:,:)=grid_get_coarse_index(tl_lon0,tl_lat0,& |
---|
2441 | & td_lon1,td_lat1,& |
---|
2442 | & il_rho(:), cl_point ) |
---|
2443 | |
---|
2444 | ! remove ghost cell |
---|
2445 | il_imin0=grid__get_coarse_index_fc(1,1)+il_xghost(jp_I,1)*ip_ghost |
---|
2446 | il_imax0=grid__get_coarse_index_fc(1,2)+il_xghost(jp_I,1)*ip_ghost |
---|
2447 | |
---|
2448 | il_jmin0=grid__get_coarse_index_fc(2,1)+il_xghost(jp_J,1)*ip_ghost |
---|
2449 | il_jmax0=grid__get_coarse_index_fc(2,2)+il_xghost(jp_J,1)*ip_ghost |
---|
2450 | |
---|
2451 | grid__get_coarse_index_fc(1,1)=il_imin0 |
---|
2452 | grid__get_coarse_index_fc(1,2)=il_imax0 |
---|
2453 | grid__get_coarse_index_fc(2,1)=il_jmin0 |
---|
2454 | grid__get_coarse_index_fc(2,2)=il_jmax0 |
---|
2455 | |
---|
2456 | CALL var_clean(tl_lon0) |
---|
2457 | CALL var_clean(tl_lat0) |
---|
2458 | |
---|
2459 | ENDIF |
---|
2460 | |
---|
2461 | CALL mpp_clean(tl_coord0) |
---|
2462 | DEALLOCATE(il_rho) |
---|
2463 | |
---|
2464 | END FUNCTION grid__get_coarse_index_fc |
---|
2465 | !------------------------------------------------------------------- |
---|
2466 | !> @brief This function get closest coarse grid indices of fine grid domain. |
---|
2467 | ! |
---|
2468 | !> @details |
---|
2469 | !> it use coarse and fine grid array of longitude and latitude. |
---|
2470 | !> optionaly, you could specify the array of refinment factor (default 1.) |
---|
2471 | !> optionally, you could specify on which Arakawa grid point you want to |
---|
2472 | !> work (default 'T') |
---|
2473 | !> |
---|
2474 | !> @note do not use ghost cell |
---|
2475 | !> |
---|
2476 | !> @author J.Paul |
---|
2477 | !> @date November, 2013 - Initial Version |
---|
2478 | !> @date September, 2014 |
---|
2479 | !> - check grid point |
---|
2480 | !> - take into account EW overlap |
---|
2481 | !> @date February, 2016 |
---|
2482 | !> - use delta (lon or lat) |
---|
2483 | !> - manage cases for T,U,V or F point, with even or odd refinment |
---|
2484 | !> |
---|
2485 | !> @param[in] td_lon0 coarse grid longitude |
---|
2486 | !> @param[in] td_lat0 coarse grid latitude |
---|
2487 | !> @param[in] td_lon1 fine grid longitude |
---|
2488 | !> @param[in] td_lat1 fine grid latitude |
---|
2489 | !> @param[in] id_rho array of refinment factor |
---|
2490 | !> @param[in] cd_point Arakawa grid point ('T','U','V','F') |
---|
2491 | !> @return coarse grid indices (/(/imin0, imax0/), (/jmin0, jmax0/)/) |
---|
2492 | !> |
---|
2493 | !> @todo |
---|
2494 | !> -check case boundary domain on overlap band |
---|
2495 | !------------------------------------------------------------------- |
---|
2496 | FUNCTION grid__get_coarse_index_cc( td_lon0, td_lat0, td_lon1, td_lat1, & |
---|
2497 | & id_rho, cd_point ) |
---|
2498 | IMPLICIT NONE |
---|
2499 | ! Argument |
---|
2500 | TYPE(TVAR) , INTENT(IN) :: td_lon0 |
---|
2501 | TYPE(TVAR) , INTENT(IN) :: td_lat0 |
---|
2502 | TYPE(TVAR) , INTENT(IN) :: td_lon1 |
---|
2503 | TYPE(TVAR) , INTENT(IN) :: td_lat1 |
---|
2504 | INTEGER(i4) , DIMENSION(:), INTENT(IN), OPTIONAL :: id_rho |
---|
2505 | CHARACTER(LEN=*) , INTENT(IN), OPTIONAL :: cd_point |
---|
2506 | |
---|
2507 | ! function |
---|
2508 | INTEGER(i4), DIMENSION(2,2) :: grid__get_coarse_index_cc |
---|
2509 | |
---|
2510 | ! local variable |
---|
2511 | CHARACTER(LEN= 1) :: cl_point0 |
---|
2512 | CHARACTER(LEN= 1) :: cl_point1 |
---|
2513 | |
---|
2514 | LOGICAL , DIMENSION(2) :: ll_even |
---|
2515 | |
---|
2516 | REAL(dp) :: dl_lon1 |
---|
2517 | REAL(dp) :: dl_dlon |
---|
2518 | REAL(dp) :: dl_lat1 |
---|
2519 | REAL(dp) :: dl_dlat |
---|
2520 | |
---|
2521 | INTEGER(i4) :: il_ew0 |
---|
2522 | INTEGER(i4) :: il_imin0 |
---|
2523 | INTEGER(i4) :: il_imax0 |
---|
2524 | INTEGER(i4) :: il_jmin0 |
---|
2525 | INTEGER(i4) :: il_jmax0 |
---|
2526 | |
---|
2527 | INTEGER(i4) :: il_ew1 |
---|
2528 | INTEGER(i4) :: il_imin1 |
---|
2529 | INTEGER(i4) :: il_imax1 |
---|
2530 | INTEGER(i4) :: il_jmin1 |
---|
2531 | INTEGER(i4) :: il_jmax1 |
---|
2532 | |
---|
2533 | INTEGER(i4) :: il_imin |
---|
2534 | INTEGER(i4) :: il_imax |
---|
2535 | INTEGER(i4) :: il_jmin |
---|
2536 | INTEGER(i4) :: il_jmax |
---|
2537 | |
---|
2538 | INTEGER(i4), DIMENSION(:), ALLOCATABLE :: il_rho |
---|
2539 | |
---|
2540 | INTEGER(i4), DIMENSION(2) :: il_ill |
---|
2541 | INTEGER(i4), DIMENSION(2) :: il_ilr |
---|
2542 | INTEGER(i4), DIMENSION(2) :: il_iul |
---|
2543 | INTEGER(i4), DIMENSION(2) :: il_iur |
---|
2544 | |
---|
2545 | INTEGER(i4), DIMENSION(2,2) :: il_xghost0 |
---|
2546 | INTEGER(i4), DIMENSION(2,2) :: il_yghost0 |
---|
2547 | INTEGER(i4), DIMENSION(2,2) :: il_xghost1 |
---|
2548 | INTEGER(i4), DIMENSION(2,2) :: il_yghost1 |
---|
2549 | |
---|
2550 | TYPE(TVAR) :: tl_lon0 |
---|
2551 | TYPE(TVAR) :: tl_lat0 |
---|
2552 | TYPE(TVAR) :: tl_lon1 |
---|
2553 | TYPE(TVAR) :: tl_lat1 |
---|
2554 | |
---|
2555 | ! loop indices |
---|
2556 | !---------------------------------------------------------------- |
---|
2557 | ! init |
---|
2558 | grid__get_coarse_index_cc(:,:)=0 |
---|
2559 | |
---|
2560 | ALLOCATE( il_rho(ip_maxdim) ) |
---|
2561 | il_rho(:)=1 |
---|
2562 | IF( PRESENT(id_rho) ) il_rho(:)=id_rho(:) |
---|
2563 | |
---|
2564 | ll_even(:)=(/ (MOD(id_rho(jp_I),2)==0), (MOD(id_rho(jp_J),2)==0) /) |
---|
2565 | |
---|
2566 | cl_point0='T' |
---|
2567 | cl_point1='T' |
---|
2568 | IF( PRESENT(cd_point) )THEN |
---|
2569 | cl_point0=TRIM(fct_upper(cd_point)) |
---|
2570 | cl_point1=TRIM(fct_upper(cd_point)) |
---|
2571 | ENDIF |
---|
2572 | |
---|
2573 | IF( .NOT. ASSOCIATED(td_lon0%d_value) .OR. & |
---|
2574 | & .NOT. ASSOCIATED(td_lat0%d_value) .OR. & |
---|
2575 | & .NOT. ASSOCIATED(td_lon1%d_value) .OR. & |
---|
2576 | & .NOT. ASSOCIATED(td_lat1%d_value) )THEN |
---|
2577 | CALL logger_error("GRID GET COARSE INDEX: some fine or coarse grid"//& |
---|
2578 | & " coordinate value not associated.") |
---|
2579 | ELSE |
---|
2580 | |
---|
2581 | IF( TRIM(td_lon0%c_point)/='' )THEN |
---|
2582 | cl_point0=TRIM(td_lon0%c_point) |
---|
2583 | ELSEIF( TRIM(td_lat0%c_point)/='' )THEN |
---|
2584 | cl_point0=TRIM(td_lat0%c_point) |
---|
2585 | ENDIF |
---|
2586 | IF( TRIM(td_lon1%c_point)/='' )THEN |
---|
2587 | cl_point1=TRIM(td_lon1%c_point) |
---|
2588 | ELSEIF( TRIM(td_lat1%c_point)/='' )THEN |
---|
2589 | cl_point1=TRIM(td_lat1%c_point) |
---|
2590 | ENDIF |
---|
2591 | IF( cl_point0 /= cl_point1 )THEN |
---|
2592 | CALL logger_error("GRID GET COARSE INDEX: fine and coarse grid"//& |
---|
2593 | & " coordinate not on same grid point.") |
---|
2594 | ENDIF |
---|
2595 | |
---|
2596 | IF( grid_is_global(td_lon1, td_lat1) )THEN |
---|
2597 | |
---|
2598 | IF( grid_is_global(td_lon0, td_lat0) )THEN |
---|
2599 | CALL logger_trace("GRID GET COARSE INDEX: fine grid is global ") |
---|
2600 | grid__get_coarse_index_cc(:,:) = 1 |
---|
2601 | grid__get_coarse_index_cc(:,:) = 0 |
---|
2602 | ELSE |
---|
2603 | CALL logger_error("GRID GET COARSE INDEX: fine grid is "//& |
---|
2604 | & "global, coarse grid not.") |
---|
2605 | ENDIF |
---|
2606 | |
---|
2607 | ELSE |
---|
2608 | |
---|
2609 | il_xghost0(:,:)=grid_get_ghost( td_lon0 ) |
---|
2610 | il_yghost0(:,:)=grid_get_ghost( td_lat0 ) |
---|
2611 | IF( ANY(il_xghost0(:,:) /= il_yghost0(:,:)) )THEN |
---|
2612 | CALL logger_error("GRID GET COARSE INDEX: coarse grid "//& |
---|
2613 | & "coordinate do not share same ghost cell") |
---|
2614 | ENDIF |
---|
2615 | |
---|
2616 | tl_lon0=var_copy(td_lon0) |
---|
2617 | tl_lat0=var_copy(td_lat0) |
---|
2618 | CALL grid_del_ghost(tl_lon0, il_xghost0(:,:)) |
---|
2619 | CALL grid_del_ghost(tl_lat0, il_xghost0(:,:)) |
---|
2620 | |
---|
2621 | ! "global" coarse grid indice |
---|
2622 | il_imin0=1 |
---|
2623 | il_jmin0=1 |
---|
2624 | |
---|
2625 | il_imax0=tl_lon0%t_dim(1)%i_len |
---|
2626 | il_jmax0=tl_lon0%t_dim(2)%i_len |
---|
2627 | |
---|
2628 | ! get east west overlap for coarse grid |
---|
2629 | il_ew0=tl_lon0%i_ew |
---|
2630 | IF( il_ew0 >= 0 )THEN |
---|
2631 | ! last point before overlap |
---|
2632 | il_imax0=il_imax0-il_ew0 |
---|
2633 | ENDIF |
---|
2634 | |
---|
2635 | il_xghost1(:,:)=grid_get_ghost( td_lon1 ) |
---|
2636 | il_yghost1(:,:)=grid_get_ghost( td_lat1 ) |
---|
2637 | IF( ANY(il_xghost1(:,:) /= il_yghost1(:,:)) )THEN |
---|
2638 | CALL logger_error("GRID GET COARSE INDEX: fine grid "//& |
---|
2639 | & "coordinate do not share same ghost cell") |
---|
2640 | ENDIF |
---|
2641 | |
---|
2642 | tl_lon1=var_copy(td_lon1) |
---|
2643 | tl_lat1=var_copy(td_lat1) |
---|
2644 | CALL grid_del_ghost(tl_lon1, il_xghost1(:,:)) |
---|
2645 | CALL grid_del_ghost(tl_lat1, il_xghost1(:,:)) |
---|
2646 | |
---|
2647 | ! "global" fine grid indice |
---|
2648 | il_imin1=1 |
---|
2649 | il_jmin1=1 |
---|
2650 | |
---|
2651 | il_imax1=tl_lon1%t_dim(1)%i_len |
---|
2652 | il_jmax1=tl_lon1%t_dim(2)%i_len |
---|
2653 | |
---|
2654 | ! get east west overlap for fine grid |
---|
2655 | il_ew1=tl_lon1%i_ew |
---|
2656 | IF( il_ew1 >= 0 )THEN |
---|
2657 | ! last point before overlap |
---|
2658 | il_imax1=il_imax1-il_ew1 |
---|
2659 | ENDIF |
---|
2660 | |
---|
2661 | ! get indices for each corner |
---|
2662 | !1- search lower left corner indices |
---|
2663 | dl_lon1=tl_lon1%d_value( il_imin1, il_jmin1, 1, 1 ) |
---|
2664 | dl_lat1=tl_lat1%d_value( il_imin1, il_jmin1, 1, 1 ) |
---|
2665 | |
---|
2666 | IF( dl_lon1 == tl_lon1%d_fill .OR. & |
---|
2667 | & dl_lat1 == tl_lat1%d_fill )THEN |
---|
2668 | CALL logger_error("GRID GET COARSE INDEX: lower left corner "//& |
---|
2669 | & "point is FillValue. remove ghost cell "//& |
---|
2670 | & "before running grid_get_coarse_index.") |
---|
2671 | ENDIF |
---|
2672 | |
---|
2673 | !!!!! i-direction !!!!! |
---|
2674 | IF( ll_even(jp_I) )THEN |
---|
2675 | ! even |
---|
2676 | SELECT CASE(TRIM(cl_point1)) |
---|
2677 | CASE('F','U') |
---|
2678 | dl_dlon= ( tl_lon1%d_value(il_imin1+1,il_jmin1,1,1) - & |
---|
2679 | & tl_lon1%d_value(il_imin1 ,il_jmin1,1,1) ) / & |
---|
2680 | & 2. |
---|
2681 | CASE DEFAULT |
---|
2682 | dl_dlon=0 |
---|
2683 | END SELECT |
---|
2684 | ELSE |
---|
2685 | ! odd |
---|
2686 | dl_dlon= ( tl_lon1%d_value(il_imin1+1,il_jmin1,1,1) - & |
---|
2687 | & tl_lon1%d_value(il_imin1 ,il_jmin1,1,1) ) / & |
---|
2688 | & 2. |
---|
2689 | ENDIF |
---|
2690 | |
---|
2691 | !!!!! j-direction !!!!! |
---|
2692 | IF( ll_even(jp_J) )THEN |
---|
2693 | ! even |
---|
2694 | SELECT CASE(TRIM(cl_point1)) |
---|
2695 | CASE('F','V') |
---|
2696 | dl_dlat= ( tl_lat1%d_value(il_imin1,il_jmin1+1,1,1) - & |
---|
2697 | & tl_lat1%d_value(il_imin1,il_jmin1 ,1,1) ) / & |
---|
2698 | & 2. |
---|
2699 | CASE DEFAULT |
---|
2700 | dl_dlat=0 |
---|
2701 | END SELECT |
---|
2702 | ELSE |
---|
2703 | ! odd |
---|
2704 | dl_dlat= ( tl_lat1%d_value(il_imin1,il_jmin1+1,1,1) - & |
---|
2705 | & tl_lat1%d_value(il_imin1,il_jmin1 ,1,1) ) / & |
---|
2706 | & 2. |
---|
2707 | ENDIF |
---|
2708 | |
---|
2709 | dl_lon1 = dl_lon1 + dl_dlon |
---|
2710 | dl_lat1 = dl_lat1 + dl_dlat |
---|
2711 | |
---|
2712 | ! look for closest point on coarse grid |
---|
2713 | il_ill(:)= grid_get_closest(tl_lon0%d_value(il_imin0:il_imax0, & |
---|
2714 | & il_jmin0:il_jmax0, & |
---|
2715 | & 1,1), & |
---|
2716 | & tl_lat0%d_value(il_imin0:il_imax0, & |
---|
2717 | & il_jmin0:il_jmax0, & |
---|
2718 | & 1,1), & |
---|
2719 | & dl_lon1, dl_lat1, 'll' ) |
---|
2720 | |
---|
2721 | |
---|
2722 | !2- search upper left corner indices |
---|
2723 | dl_lon1=tl_lon1%d_value( il_imin1, il_jmax1, 1, 1 ) |
---|
2724 | dl_lat1=tl_lat1%d_value( il_imin1, il_jmax1, 1, 1 ) |
---|
2725 | |
---|
2726 | IF( dl_lon1 == tl_lon1%d_fill .OR. & |
---|
2727 | & dl_lat1 == tl_lat1%d_fill )THEN |
---|
2728 | CALL logger_error("GRID GET COARSE INDEX: upper left corner "//& |
---|
2729 | & "point is FillValue. remove ghost cell "//& |
---|
2730 | & "running grid_get_coarse_index.") |
---|
2731 | ENDIF |
---|
2732 | |
---|
2733 | !!!!! i-direction !!!!! |
---|
2734 | IF( ll_even(jp_I) )THEN |
---|
2735 | ! even |
---|
2736 | SELECT CASE(TRIM(cl_point1)) |
---|
2737 | CASE('F','U') |
---|
2738 | dl_dlon= ( tl_lon1%d_value(il_imin1+1,il_jmax1,1,1) - & |
---|
2739 | & tl_lon1%d_value(il_imin1 ,il_jmax1,1,1) ) / & |
---|
2740 | & 2. |
---|
2741 | CASE DEFAULT |
---|
2742 | dl_dlon=0 |
---|
2743 | END SELECT |
---|
2744 | ELSE |
---|
2745 | ! odd |
---|
2746 | dl_dlon= ( tl_lon1%d_value(il_imin1+1,il_jmax1,1,1) - & |
---|
2747 | & tl_lon1%d_value(il_imin1 ,il_jmax1,1,1) ) / & |
---|
2748 | & 2. |
---|
2749 | ENDIF |
---|
2750 | |
---|
2751 | !!!!! j-direction !!!!! |
---|
2752 | IF( ll_even(jp_J) )THEN |
---|
2753 | ! even |
---|
2754 | SELECT CASE(TRIM(cl_point1)) |
---|
2755 | CASE('F','V') |
---|
2756 | dl_dlat= ( tl_lat1%d_value(il_imin1,il_jmax1 ,1,1) - & |
---|
2757 | & tl_lat1%d_value(il_imin1,il_jmax1-1,1,1) ) / & |
---|
2758 | & 2. |
---|
2759 | CASE DEFAULT |
---|
2760 | dl_dlat=0 |
---|
2761 | END SELECT |
---|
2762 | ELSE |
---|
2763 | ! odd |
---|
2764 | dl_dlat= ( tl_lat1%d_value(il_imin1,il_jmax1 ,1,1) - & |
---|
2765 | & tl_lat1%d_value(il_imin1,il_jmax1-1,1,1) ) / & |
---|
2766 | & 2. |
---|
2767 | ENDIF |
---|
2768 | |
---|
2769 | dl_lon1 = dl_lon1 + dl_dlon |
---|
2770 | dl_lat1 = dl_lat1 - dl_dlat |
---|
2771 | |
---|
2772 | ! look for closest point on coarse grid |
---|
2773 | il_iul(:)= grid_get_closest(tl_lon0%d_value(il_imin0:il_imax0, & |
---|
2774 | & il_jmin0:il_jmax0, & |
---|
2775 | & 1,1), & |
---|
2776 | & tl_lat0%d_value(il_imin0:il_imax0, & |
---|
2777 | & il_jmin0:il_jmax0, & |
---|
2778 | & 1,1), & |
---|
2779 | & dl_lon1, dl_lat1, 'ul' ) |
---|
2780 | |
---|
2781 | !3- search lower right corner indices |
---|
2782 | dl_lon1=tl_lon1%d_value( il_imax1, il_jmin1, 1, 1 ) |
---|
2783 | dl_lat1=tl_lat1%d_value( il_imax1, il_jmin1, 1, 1 ) |
---|
2784 | |
---|
2785 | IF( dl_lon1 == tl_lon1%d_fill .OR. & |
---|
2786 | & dl_lat1 == tl_lat1%d_fill )THEN |
---|
2787 | CALL logger_error("GRID GET COARSE INDEX: lower right corner "//& |
---|
2788 | & "point is FillValue. remove ghost cell "//& |
---|
2789 | & "running grid_get_coarse_index.") |
---|
2790 | ENDIF |
---|
2791 | |
---|
2792 | !!!!! i-direction !!!!! |
---|
2793 | IF( ll_even(jp_I) )THEN |
---|
2794 | ! even |
---|
2795 | SELECT CASE(TRIM(cl_point1)) |
---|
2796 | CASE('F','U') |
---|
2797 | dl_dlon= ( tl_lon1%d_value(il_imax1 ,il_jmin1,1,1) - & |
---|
2798 | & tl_lon1%d_value(il_imax1-1,il_jmin1,1,1) ) / & |
---|
2799 | & 2. |
---|
2800 | CASE DEFAULT |
---|
2801 | dl_dlon=0 |
---|
2802 | END SELECT |
---|
2803 | ELSE |
---|
2804 | ! odd |
---|
2805 | dl_dlon= ( tl_lon1%d_value(il_imax1 ,il_jmin1,1,1) - & |
---|
2806 | & tl_lon1%d_value(il_imax1-1,il_jmin1,1,1) ) / & |
---|
2807 | & 2. |
---|
2808 | ENDIF |
---|
2809 | |
---|
2810 | !!!!! j-direction !!!!! |
---|
2811 | IF( ll_even(jp_J) )THEN |
---|
2812 | ! even |
---|
2813 | SELECT CASE(TRIM(cl_point1)) |
---|
2814 | CASE('F','V') |
---|
2815 | dl_dlat= ( tl_lat1%d_value(il_imax1,il_jmin1+1,1,1) - & |
---|
2816 | & tl_lat1%d_value(il_imax1,il_jmin1 ,1,1) ) / & |
---|
2817 | & 2. |
---|
2818 | CASE DEFAULT |
---|
2819 | dl_dlat=0 |
---|
2820 | END SELECT |
---|
2821 | ELSE |
---|
2822 | ! odd |
---|
2823 | dl_dlat= ( tl_lat1%d_value(il_imax1,il_jmin1+1,1,1) - & |
---|
2824 | & tl_lat1%d_value(il_imax1,il_jmin1 ,1,1) ) / & |
---|
2825 | & 2. |
---|
2826 | ENDIF |
---|
2827 | |
---|
2828 | dl_lon1 = dl_lon1 - dl_dlon |
---|
2829 | dl_lat1 = dl_lat1 + dl_dlat |
---|
2830 | |
---|
2831 | ! look for closest point on coarse grid |
---|
2832 | il_ilr(:)= grid_get_closest(tl_lon0%d_value(il_imin0:il_imax0, & |
---|
2833 | & il_jmin0:il_jmax0, & |
---|
2834 | & 1,1), & |
---|
2835 | & tl_lat0%d_value(il_imin0:il_imax0, & |
---|
2836 | & il_jmin0:il_jmax0, & |
---|
2837 | & 1,1), & |
---|
2838 | & dl_lon1, dl_lat1, 'lr' ) |
---|
2839 | |
---|
2840 | !4- search upper right corner indices |
---|
2841 | dl_lon1=tl_lon1%d_value( il_imax1, il_jmax1, 1, 1 ) |
---|
2842 | dl_lat1=tl_lat1%d_value( il_imax1, il_jmax1, 1, 1 ) |
---|
2843 | |
---|
2844 | IF( dl_lon1 == tl_lon1%d_fill .OR. & |
---|
2845 | & dl_lat1 == tl_lat1%d_fill )THEN |
---|
2846 | CALL logger_error("GRID GET COARSE INDEX: upper right corner "//& |
---|
2847 | & "point is FillValue. remove ghost cell "//& |
---|
2848 | & "before running grid_get_coarse_index.") |
---|
2849 | ENDIF |
---|
2850 | |
---|
2851 | !!!!! i-direction !!!!! |
---|
2852 | IF( ll_even(jp_I) )THEN |
---|
2853 | ! even |
---|
2854 | SELECT CASE(TRIM(cl_point1)) |
---|
2855 | CASE('F','U') |
---|
2856 | dl_dlon= ( tl_lon1%d_value(il_imax1 ,il_jmax1,1,1) - & |
---|
2857 | & tl_lon1%d_value(il_imax1-1,il_jmax1,1,1) ) / & |
---|
2858 | & 2. |
---|
2859 | CASE DEFAULT |
---|
2860 | dl_dlon=0 |
---|
2861 | END SELECT |
---|
2862 | ELSE |
---|
2863 | ! odd |
---|
2864 | dl_dlon= ( tl_lon1%d_value(il_imax1 ,il_jmax1,1,1) - & |
---|
2865 | & tl_lon1%d_value(il_imax1-1,il_jmax1,1,1) ) / & |
---|
2866 | & 2. |
---|
2867 | ENDIF |
---|
2868 | |
---|
2869 | !!!!! j-direction !!!!! |
---|
2870 | IF( ll_even(jp_J) )THEN |
---|
2871 | ! even |
---|
2872 | SELECT CASE(TRIM(cl_point1)) |
---|
2873 | CASE('F','V') |
---|
2874 | dl_dlat= ( tl_lat1%d_value(il_imax1,il_jmax1 ,1,1) - & |
---|
2875 | & tl_lat1%d_value(il_imax1,il_jmax1-1,1,1) ) / & |
---|
2876 | & 2. |
---|
2877 | CASE DEFAULT |
---|
2878 | dl_dlat=0 |
---|
2879 | END SELECT |
---|
2880 | ELSE |
---|
2881 | ! odd |
---|
2882 | dl_dlat= ( tl_lat1%d_value(il_imax1,il_jmax1 ,1,1) - & |
---|
2883 | & tl_lat1%d_value(il_imax1,il_jmax1-1,1,1) ) / & |
---|
2884 | & 2. |
---|
2885 | ENDIF |
---|
2886 | |
---|
2887 | dl_lon1 = dl_lon1 - dl_dlon |
---|
2888 | dl_lat1 = dl_lat1 - dl_dlat |
---|
2889 | |
---|
2890 | ! look for closest point on coarse grid |
---|
2891 | il_iur(:)= grid_get_closest(tl_lon0%d_value(il_imin0:il_imax0, & |
---|
2892 | & il_jmin0:il_jmax0, & |
---|
2893 | & 1,1), & |
---|
2894 | & tl_lat0%d_value(il_imin0:il_imax0, & |
---|
2895 | & il_jmin0:il_jmax0, & |
---|
2896 | & 1,1), & |
---|
2897 | & dl_lon1, dl_lat1, 'ur' ) |
---|
2898 | |
---|
2899 | ! coarse grid indices |
---|
2900 | il_imin = il_imin0-1+MIN(il_ill(1), il_iul(1)) |
---|
2901 | il_imax = il_imin0-1+MAX(il_ilr(1), il_iur(1)) |
---|
2902 | |
---|
2903 | IF( il_imax <= il_ew0 )THEN |
---|
2904 | !il_imin = 1 |
---|
2905 | il_imax = tl_lon0%t_dim(1)%i_len - il_ew0 + il_imax |
---|
2906 | ENDIF |
---|
2907 | |
---|
2908 | il_jmin = il_jmin0-1+MIN(il_ill(2), il_ilr(2)) |
---|
2909 | il_jmax = il_jmin0-1+MAX(il_iul(2), il_iur(2)) |
---|
2910 | |
---|
2911 | ! special case if east west overlap |
---|
2912 | IF( il_ew1 >= 0 )THEN |
---|
2913 | CALL logger_debug("GRID GET COARSE INDEX: East-West overlap "//& |
---|
2914 | & "found for fine grid " ) |
---|
2915 | |
---|
2916 | il_imin = 1 |
---|
2917 | il_imax = tl_lon0%t_dim(1)%i_len |
---|
2918 | |
---|
2919 | ENDIF |
---|
2920 | ENDIF |
---|
2921 | |
---|
2922 | grid__get_coarse_index_cc(1,1) = il_imin |
---|
2923 | grid__get_coarse_index_cc(1,2) = il_imax |
---|
2924 | |
---|
2925 | grid__get_coarse_index_cc(2,1) = il_jmin |
---|
2926 | grid__get_coarse_index_cc(2,2) = il_jmax |
---|
2927 | |
---|
2928 | ! clean |
---|
2929 | CALL var_clean(tl_lon1) |
---|
2930 | CALL var_clean(tl_lat1) |
---|
2931 | CALL var_clean(tl_lon0) |
---|
2932 | CALL var_clean(tl_lat0) |
---|
2933 | ENDIF |
---|
2934 | |
---|
2935 | DEALLOCATE( il_rho ) |
---|
2936 | |
---|
2937 | END FUNCTION grid__get_coarse_index_cc |
---|
2938 | !------------------------------------------------------------------- |
---|
2939 | !> @brief This function check if grid is global or not |
---|
2940 | ! |
---|
2941 | !> @details |
---|
2942 | ! |
---|
2943 | !> @author J.Paul |
---|
2944 | !> @date November, 2013 - Initial Version |
---|
2945 | ! |
---|
2946 | !> @param[in] td_lon longitude structure |
---|
2947 | !> @param[in] td_lat latitude structure |
---|
2948 | !------------------------------------------------------------------- |
---|
2949 | FUNCTION grid_is_global(td_lon, td_lat) |
---|
2950 | IMPLICIT NONE |
---|
2951 | ! Argument |
---|
2952 | TYPE(TVAR), INTENT(IN) :: td_lon |
---|
2953 | TYPE(TVAR), INTENT(IN) :: td_lat |
---|
2954 | |
---|
2955 | ! function |
---|
2956 | LOGICAL :: grid_is_global |
---|
2957 | |
---|
2958 | ! local variable |
---|
2959 | INTEGER(i4) :: il_ew |
---|
2960 | INTEGER(i4) :: il_south |
---|
2961 | INTEGER(i4) :: il_north |
---|
2962 | |
---|
2963 | REAL(dp) :: dl_lat_min |
---|
2964 | REAL(dp) :: dl_lat_max |
---|
2965 | |
---|
2966 | ! loop indices |
---|
2967 | !---------------------------------------------------------------- |
---|
2968 | |
---|
2969 | ! init |
---|
2970 | grid_is_global=.FALSE. |
---|
2971 | |
---|
2972 | IF( ANY( td_lon%t_dim(:)%i_len /= td_lat%t_dim(:)%i_len ) )THEN |
---|
2973 | CALL logger_fatal("GRID IS GLOBAL: dimension of longitude and "//& |
---|
2974 | & " latitude differ") |
---|
2975 | ENDIF |
---|
2976 | |
---|
2977 | IF( .NOT. ASSOCIATED(td_lon%d_value) .OR. & |
---|
2978 | & .NOT. ASSOCIATED(td_lat%d_value) )THEN |
---|
2979 | CALL logger_error("GRID IS GLOBAL: no value associated to "//& |
---|
2980 | & " longitude or latitude strucutre") |
---|
2981 | ELSE |
---|
2982 | |
---|
2983 | il_south=1 |
---|
2984 | il_north=td_lon%t_dim(2)%i_len |
---|
2985 | |
---|
2986 | dl_lat_min=MINVAL(td_lat%d_value(:,il_south,1,1)) |
---|
2987 | dl_lat_max=MAXVAL(td_lat%d_value(:,il_north,1,1)) |
---|
2988 | |
---|
2989 | IF( dl_lat_min < -77.0 .AND. dl_lat_max > 89.0 )THEN |
---|
2990 | |
---|
2991 | il_ew=td_lon%i_ew |
---|
2992 | IF( il_ew >= 0 )THEN |
---|
2993 | |
---|
2994 | grid_is_global=.TRUE. |
---|
2995 | |
---|
2996 | ENDIF |
---|
2997 | |
---|
2998 | ENDIF |
---|
2999 | ENDIF |
---|
3000 | |
---|
3001 | END FUNCTION grid_is_global |
---|
3002 | !------------------------------------------------------------------- |
---|
3003 | !> @brief This function return grid indices of the closest point |
---|
3004 | !> from point (lon1,lat1) |
---|
3005 | !> |
---|
3006 | !> @details |
---|
3007 | !> |
---|
3008 | !> @note overlap band should have been already removed from coarse grid array |
---|
3009 | !> of longitude and latitude, before running this function |
---|
3010 | !> |
---|
3011 | !> if you add cd_pos argument, you could choice to return closest point at |
---|
3012 | !> - lower left (ll) of the point |
---|
3013 | !> - lower right (lr) of the point |
---|
3014 | !> - upper left (ul) of the point |
---|
3015 | !> - upper right (ur) of the point |
---|
3016 | !> - lower (lo) of the point |
---|
3017 | !> - upper (up) of the point |
---|
3018 | !> - left (le) of the point |
---|
3019 | !> - right (ri) of the point |
---|
3020 | !> |
---|
3021 | !> @author J.Paul |
---|
3022 | !> @date November, 2013 - Initial Version |
---|
3023 | !> @date February, 2015 |
---|
3024 | !> - change dichotomy method to manage ORCA grid |
---|
3025 | !> @date February, 2016 |
---|
3026 | !> - add optional use of relative position |
---|
3027 | ! |
---|
3028 | !> @param[in] dd_lon0 coarse grid array of longitude |
---|
3029 | !> @param[in] dd_lat0 coarse grid array of latitude |
---|
3030 | !> @param[in] dd_lon1 fine grid longitude |
---|
3031 | !> @param[in] dd_lat1 fine grid latitude |
---|
3032 | !> @param[in] cd_pos relative position of grid point from point |
---|
3033 | !> @param[in] dd_fill fill value |
---|
3034 | !> @return coarse grid indices of closest point of fine grid point |
---|
3035 | !------------------------------------------------------------------- |
---|
3036 | FUNCTION grid_get_closest( dd_lon0, dd_lat0, dd_lon1, dd_lat1, cd_pos, dd_fill ) |
---|
3037 | IMPLICIT NONE |
---|
3038 | ! Argument |
---|
3039 | REAL(dp), DIMENSION(:,:), INTENT(IN) :: dd_lon0 |
---|
3040 | REAL(dp), DIMENSION(:,:), INTENT(IN) :: dd_lat0 |
---|
3041 | REAL(dp), INTENT(IN) :: dd_lon1 |
---|
3042 | REAL(dp), INTENT(IN) :: dd_lat1 |
---|
3043 | CHARACTER(LEN=*), INTENT(IN), OPTIONAL :: cd_pos |
---|
3044 | REAL(dp), INTENT(IN), OPTIONAL :: dd_fill |
---|
3045 | |
---|
3046 | ! function |
---|
3047 | INTEGER(i4), DIMENSION(2) :: grid_get_closest |
---|
3048 | |
---|
3049 | ! local variable |
---|
3050 | INTEGER(i4) :: il_iinf |
---|
3051 | INTEGER(i4) :: il_imid |
---|
3052 | INTEGER(i4) :: il_isup |
---|
3053 | INTEGER(i4) :: il_jinf |
---|
3054 | INTEGER(i4) :: il_jmid |
---|
3055 | INTEGER(i4) :: il_jsup |
---|
3056 | INTEGER(i4), DIMENSION(2) :: il_shape |
---|
3057 | INTEGER(i4), DIMENSION(1) :: il_ind |
---|
3058 | |
---|
3059 | LOGICAL :: ll_north |
---|
3060 | LOGICAL :: ll_continue |
---|
3061 | |
---|
3062 | REAL(dp) :: dl_lon1 |
---|
3063 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_dist |
---|
3064 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lon0 |
---|
3065 | |
---|
3066 | ! loop indices |
---|
3067 | !---------------------------------------------------------------- |
---|
3068 | |
---|
3069 | IF( ANY( SHAPE(dd_lon0(:,:)) /= SHAPE(dd_lat0(:,:)) ) )THEN |
---|
3070 | CALL logger_fatal("GRID GET CLOSEST: dimension of longitude and "//& |
---|
3071 | & " latitude differ") |
---|
3072 | ENDIF |
---|
3073 | |
---|
3074 | il_shape(:)=SHAPE(dd_lon0(:,:)) |
---|
3075 | |
---|
3076 | ALLOCATE( dl_lon0(il_shape(1),il_shape(2)) ) |
---|
3077 | |
---|
3078 | dl_lon0(:,:) = dd_lon0(:,:) |
---|
3079 | WHERE(dd_lon0(:,:) < 0 ) dl_lon0(:,:) = dd_lon0(:,:) + 360. |
---|
3080 | |
---|
3081 | dl_lon1 = dd_lon1 |
---|
3082 | IF( dd_lon1 < 0 ) dl_lon1 = dd_lon1 + 360. |
---|
3083 | |
---|
3084 | ! first, use dichotomy to reduce domain |
---|
3085 | il_iinf = 1 ; il_jinf = 1 |
---|
3086 | il_isup = il_shape(1) ; il_jsup = il_shape(2) |
---|
3087 | |
---|
3088 | il_shape(1)= il_isup - il_iinf + 1 |
---|
3089 | il_shape(2)= il_jsup - il_jinf + 1 |
---|
3090 | |
---|
3091 | ll_north=.FALSE. |
---|
3092 | ll_continue=.FALSE. |
---|
3093 | |
---|
3094 | ! avoid to use fillvalue for reduce domain on first time |
---|
3095 | IF( PRESENT(dd_fill) )THEN |
---|
3096 | DO WHILE( ALL(dl_lon0(il_isup,:) == dd_fill) ) |
---|
3097 | il_isup=il_isup-1 |
---|
3098 | ENDDO |
---|
3099 | DO WHILE( ALL(dl_lon0(il_iinf,:) == dd_fill) ) |
---|
3100 | il_iinf=il_iinf+1 |
---|
3101 | ENDDO |
---|
3102 | DO WHILE( ALL(dd_lat0(:,il_jsup) == dd_fill) ) |
---|
3103 | il_jsup=il_jsup-1 |
---|
3104 | ENDDO |
---|
3105 | DO WHILE( ALL(dd_lat0(:,il_jinf) == dd_fill) ) |
---|
3106 | il_jinf=il_jinf+1 |
---|
3107 | ENDDO |
---|
3108 | |
---|
3109 | il_shape(1)= il_isup - il_iinf + 1 |
---|
3110 | il_shape(2)= il_jsup - il_jinf + 1 |
---|
3111 | |
---|
3112 | ENDIF |
---|
3113 | |
---|
3114 | ! special case for north ORCA grid |
---|
3115 | IF( dd_lat1 > 19. .AND. dl_lon1 < 74. )THEN |
---|
3116 | ll_north=.TRUE. |
---|
3117 | ENDIF |
---|
3118 | |
---|
3119 | IF( .NOT. ll_north )THEN |
---|
3120 | ! look for meridian 0°/360° |
---|
3121 | il_jmid = il_jinf + INT(il_shape(2)/2) |
---|
3122 | il_ind(:) = MAXLOC( dl_lon0(il_iinf:il_isup,il_jmid), & |
---|
3123 | & dl_lon0(il_iinf:il_isup,il_jmid) <= 360._dp ) |
---|
3124 | |
---|
3125 | il_imid=il_ind(1) |
---|
3126 | |
---|
3127 | IF( dl_lon1 == dl_lon0(il_imid,il_jmid) .AND. & |
---|
3128 | & dd_lat1 == dd_lat0(il_imid,il_jmid) )THEN |
---|
3129 | |
---|
3130 | il_iinf = il_imid ; il_isup = il_imid |
---|
3131 | il_jinf = il_jmid ; il_jsup = il_jmid |
---|
3132 | |
---|
3133 | ELSE |
---|
3134 | IF( ALL(dl_lon0(il_isup,il_jinf:il_jsup) > dl_lon1 ) .AND. & |
---|
3135 | & il_imid /= il_isup )THEN |
---|
3136 | ! 0 < lon1 < lon0(isup) |
---|
3137 | ! point east |
---|
3138 | il_iinf = il_imid+1 |
---|
3139 | ll_continue=.TRUE. |
---|
3140 | |
---|
3141 | ELSE IF( ALL(dl_lon0(il_iinf,il_jinf:il_jsup) < dl_lon1 ) .AND. & |
---|
3142 | & il_imid /= il_iinf )THEN |
---|
3143 | ! lon0(iinf) < lon1 < 360 |
---|
3144 | ! point west |
---|
3145 | il_isup = il_imid |
---|
3146 | ll_continue=.TRUE. |
---|
3147 | |
---|
3148 | ENDIF |
---|
3149 | |
---|
3150 | il_shape(1)= il_isup - il_iinf + 1 |
---|
3151 | il_shape(2)= il_jsup - il_jinf + 1 |
---|
3152 | |
---|
3153 | il_imid = il_iinf + INT(il_shape(1)/2) |
---|
3154 | il_jmid = il_jinf + INT(il_shape(2)/2) |
---|
3155 | |
---|
3156 | ! exit when close enough of point |
---|
3157 | IF( ANY(il_shape(:) < 10 ) ) ll_continue=.FALSE. |
---|
3158 | ENDIF |
---|
3159 | ENDIF |
---|
3160 | |
---|
3161 | ! |
---|
3162 | DO WHILE( ll_continue .AND. .NOT. ll_north ) |
---|
3163 | |
---|
3164 | ll_continue=.FALSE. |
---|
3165 | IF( dl_lon1 == dl_lon0(il_imid,il_jmid) .AND. & |
---|
3166 | & dd_lat1 == dd_lat0(il_imid,il_jmid) )THEN |
---|
3167 | |
---|
3168 | il_iinf = il_imid ; il_isup = il_imid |
---|
3169 | il_jinf = il_jmid ; il_jsup = il_jmid |
---|
3170 | |
---|
3171 | ELSE |
---|
3172 | IF( ALL(dl_lon0(il_imid,il_jinf:il_jsup) < dl_lon1) )THEN |
---|
3173 | |
---|
3174 | ! point east |
---|
3175 | il_iinf = il_imid |
---|
3176 | ll_continue=.TRUE. |
---|
3177 | |
---|
3178 | ELSE IF( ALL(dl_lon0(il_imid,il_jinf:il_jsup) > dl_lon1) )THEN |
---|
3179 | |
---|
3180 | ! point west |
---|
3181 | il_isup = il_imid |
---|
3182 | ll_continue=.TRUE. |
---|
3183 | |
---|
3184 | ENDIF |
---|
3185 | |
---|
3186 | IF( ALL(dd_lat0(il_iinf:il_isup,il_jmid) < dd_lat1) )THEN |
---|
3187 | |
---|
3188 | ! point north |
---|
3189 | il_jinf = il_jmid |
---|
3190 | ll_continue=.TRUE. |
---|
3191 | |
---|
3192 | ELSE IF( ALL(dd_lat0(il_iinf:il_isup,il_jmid) > dd_lat1) )THEN |
---|
3193 | |
---|
3194 | ! point south |
---|
3195 | il_jsup = il_jmid |
---|
3196 | ll_continue=.TRUE. |
---|
3197 | |
---|
3198 | ENDIF |
---|
3199 | |
---|
3200 | il_shape(1)= il_isup - il_iinf + 1 |
---|
3201 | il_shape(2)= il_jsup - il_jinf + 1 |
---|
3202 | |
---|
3203 | il_imid = il_iinf + INT(il_shape(1)/2) |
---|
3204 | il_jmid = il_jinf + INT(il_shape(2)/2) |
---|
3205 | |
---|
3206 | ! exit when close enough of point |
---|
3207 | IF( ANY(il_shape(:) < 10 ) ) ll_continue=.FALSE. |
---|
3208 | ENDIF |
---|
3209 | |
---|
3210 | ENDDO |
---|
3211 | |
---|
3212 | ! then find closest point by computing distances |
---|
3213 | il_shape(1)= il_isup - il_iinf + 1 |
---|
3214 | il_shape(2)= il_jsup - il_jinf + 1 |
---|
3215 | |
---|
3216 | ALLOCATE( dl_dist(il_shape(1), il_shape(2)) ) |
---|
3217 | |
---|
3218 | dl_dist(:,:)=grid_distance(dl_lon0(il_iinf:il_isup,il_jinf:il_jsup), & |
---|
3219 | & dd_lat0(il_iinf:il_isup,il_jinf:il_jsup), & |
---|
3220 | & dl_lon1, dd_lat1 ) |
---|
3221 | |
---|
3222 | IF( PRESENT(cd_pos) )THEN |
---|
3223 | ! |
---|
3224 | SELECT CASE(TRIM(cd_pos)) |
---|
3225 | CASE('le') |
---|
3226 | WHERE( dd_lat0(il_iinf:il_isup,il_jinf:il_jsup) > dd_lat1 ) |
---|
3227 | dl_dist(:,:)=NF90_FILL_DOUBLE |
---|
3228 | END WHERE |
---|
3229 | CASE('ri') |
---|
3230 | WHERE( dd_lat0(il_iinf:il_isup,il_jinf:il_jsup) < dd_lat1 ) |
---|
3231 | dl_dist(:,:)=NF90_FILL_DOUBLE |
---|
3232 | END WHERE |
---|
3233 | CASE('up') |
---|
3234 | WHERE( dl_lon0(il_iinf:il_isup,il_jinf:il_jsup) < dl_lon1 ) |
---|
3235 | dl_dist(:,:)=NF90_FILL_DOUBLE |
---|
3236 | END WHERE |
---|
3237 | CASE('lo') |
---|
3238 | WHERE( dl_lon0(il_iinf:il_isup,il_jinf:il_jsup) > dl_lon1 ) |
---|
3239 | dl_dist(:,:)=NF90_FILL_DOUBLE |
---|
3240 | END WHERE |
---|
3241 | CASE('ll') |
---|
3242 | WHERE( dl_lon0(il_iinf:il_isup,il_jinf:il_jsup) > dl_lon1 .OR. & |
---|
3243 | & dd_lat0(il_iinf:il_isup,il_jinf:il_jsup) > dd_lat1 ) |
---|
3244 | dl_dist(:,:)=NF90_FILL_DOUBLE |
---|
3245 | END WHERE |
---|
3246 | CASE('lr') |
---|
3247 | WHERE( dl_lon0(il_iinf:il_isup,il_jinf:il_jsup) < dl_lon1 .OR. & |
---|
3248 | & dd_lat0(il_iinf:il_isup,il_jinf:il_jsup) > dd_lat1 ) |
---|
3249 | dl_dist(:,:)=NF90_FILL_DOUBLE |
---|
3250 | END WHERE |
---|
3251 | CASE('ul') |
---|
3252 | WHERE( dl_lon0(il_iinf:il_isup,il_jinf:il_jsup) > dl_lon1 .OR. & |
---|
3253 | & dd_lat0(il_iinf:il_isup,il_jinf:il_jsup) < dd_lat1 ) |
---|
3254 | dl_dist(:,:)=NF90_FILL_DOUBLE |
---|
3255 | END WHERE |
---|
3256 | CASE('ur') |
---|
3257 | WHERE( dl_lon0(il_iinf:il_isup,il_jinf:il_jsup) < dl_lon1 .OR. & |
---|
3258 | & dd_lat0(il_iinf:il_isup,il_jinf:il_jsup) < dd_lat1 ) |
---|
3259 | dl_dist(:,:)=NF90_FILL_DOUBLE |
---|
3260 | END WHERE |
---|
3261 | END SELECT |
---|
3262 | ENDIF |
---|
3263 | grid_get_closest(:)=MINLOC(dl_dist(:,:),dl_dist(:,:)/=NF90_FILL_DOUBLE) |
---|
3264 | |
---|
3265 | grid_get_closest(1)=grid_get_closest(1)+il_iinf-1 |
---|
3266 | grid_get_closest(2)=grid_get_closest(2)+il_jinf-1 |
---|
3267 | |
---|
3268 | DEALLOCATE( dl_dist ) |
---|
3269 | DEALLOCATE( dl_lon0 ) |
---|
3270 | |
---|
3271 | END FUNCTION grid_get_closest |
---|
3272 | !------------------------------------------------------------------- |
---|
3273 | !> @brief This function compute the distance between a point A and grid points. |
---|
3274 | ! |
---|
3275 | !> @details |
---|
3276 | ! |
---|
3277 | !> @author J.Paul |
---|
3278 | !> @date November, 2013 - Initial Version |
---|
3279 | ! |
---|
3280 | !> @param[in] dd_lon grid longitude array |
---|
3281 | !> @param[in] dd_lat grid latitude array |
---|
3282 | !> @param[in] dd_lonA longitude of point A |
---|
3283 | !> @param[in] dd_latA latitude of point A |
---|
3284 | !> @param[in] dd_fill |
---|
3285 | !> @return array of distance between point A and grid points. |
---|
3286 | !------------------------------------------------------------------- |
---|
3287 | FUNCTION grid_distance(dd_lon, dd_lat, dd_lonA, dd_latA ) |
---|
3288 | IMPLICIT NONE |
---|
3289 | ! Argument |
---|
3290 | REAL(dp), DIMENSION(:,:), INTENT(IN) :: dd_lon |
---|
3291 | REAL(dp), DIMENSION(:,:), INTENT(IN) :: dd_lat |
---|
3292 | REAL(dp), INTENT(IN) :: dd_lonA |
---|
3293 | REAL(dp), INTENT(IN) :: dd_latA |
---|
3294 | |
---|
3295 | ! function |
---|
3296 | REAL(dp), DIMENSION(SIZE(dd_lon(:,:),DIM=1),& |
---|
3297 | & SIZE(dd_lon(:,:),DIM=2)) :: grid_distance |
---|
3298 | |
---|
3299 | ! local variable |
---|
3300 | INTEGER(i4), DIMENSION(2) :: il_shape |
---|
3301 | |
---|
3302 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lon |
---|
3303 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lat |
---|
3304 | REAL(dp) :: dl_lonA |
---|
3305 | REAL(dp) :: dl_latA |
---|
3306 | |
---|
3307 | REAL(dp) :: dl_tmp |
---|
3308 | |
---|
3309 | ! loop indices |
---|
3310 | INTEGER(i4) :: ji |
---|
3311 | INTEGER(i4) :: jj |
---|
3312 | !---------------------------------------------------------------- |
---|
3313 | |
---|
3314 | IF( ANY( SHAPE(dd_lon(:,:)) /= SHAPE(dd_lat(:,:)) ) )THEN |
---|
3315 | CALL logger_fatal("GRID DISTANCE: dimension of longitude and "//& |
---|
3316 | & " latitude differ") |
---|
3317 | ENDIF |
---|
3318 | il_shape(:)=SHAPE(dd_lon(:,:)) |
---|
3319 | |
---|
3320 | ALLOCATE(dl_lon(il_shape(1),il_shape(2))) |
---|
3321 | ALLOCATE(dl_lat(il_shape(1),il_shape(2))) |
---|
3322 | |
---|
3323 | dl_lon(:,:) = dd_lon(:,:) |
---|
3324 | dl_lonA = dd_lonA |
---|
3325 | |
---|
3326 | WHERE(dd_lon(:,:) < 0 ) dl_lon(:,:) = dd_lon(:,:) + 360. |
---|
3327 | IF( dd_lonA < 0 ) dl_lonA = dd_lonA + 360. |
---|
3328 | |
---|
3329 | dl_lonA = dd_lonA * dp_deg2rad |
---|
3330 | dl_latA = dd_latA * dp_deg2rad |
---|
3331 | |
---|
3332 | dl_lon(:,:) = dl_lon(:,:) * dp_deg2rad |
---|
3333 | dl_lat(:,:) = dd_lat(:,:) * dp_deg2rad |
---|
3334 | |
---|
3335 | grid_distance(:,:)=NF90_FILL_DOUBLE |
---|
3336 | |
---|
3337 | DO jj=1,il_shape(2) |
---|
3338 | DO ji=1,il_shape(1) |
---|
3339 | IF( dl_lon(ji,jj) == dl_lonA .AND. & |
---|
3340 | & dl_lat(ji,jj) == dl_latA )THEN |
---|
3341 | grid_distance(ji,jj)=0.0 |
---|
3342 | ELSE |
---|
3343 | dl_tmp= SIN(dl_latA)*SIN(dl_lat(ji,jj)) + & |
---|
3344 | & COS(dl_latA)*COS(dl_lat(ji,jj)) * & |
---|
3345 | & COS(dl_lon(ji,jj)-dl_lonA) |
---|
3346 | ! check to avoid mistake with ACOS |
---|
3347 | IF( dl_tmp < -1.0 ) dl_tmp = -1.0 |
---|
3348 | IF( dl_tmp > 1.0 ) dl_tmp = 1.0 |
---|
3349 | grid_distance(ji,jj)=ACOS(dl_tmp)*dp_rearth |
---|
3350 | ENDIF |
---|
3351 | ENDDO |
---|
3352 | ENDDO |
---|
3353 | |
---|
3354 | DEALLOCATE(dl_lon) |
---|
3355 | DEALLOCATE(dl_lat) |
---|
3356 | |
---|
3357 | END FUNCTION grid_distance |
---|
3358 | !------------------------------------------------------------------- |
---|
3359 | !> @brief This function get offset between fine grid and coarse grid. |
---|
3360 | ! |
---|
3361 | !> @details |
---|
3362 | !> optionally, you could specify on which Arakawa grid point you want to |
---|
3363 | !> work (default 'T') |
---|
3364 | !> offset value could be 0,1,..,rho-1 |
---|
3365 | ! |
---|
3366 | !> @author J.Paul |
---|
3367 | !> @date September, 2014 - Initial Version |
---|
3368 | !> @date October, 2014 |
---|
3369 | !> - work on mpp file structure instead of file structure |
---|
3370 | ! |
---|
3371 | !> @param[in] td_coord0 coarse grid coordinate |
---|
3372 | !> @param[in] id_imin0 coarse grid lower left corner i-indice of fine grid domain |
---|
3373 | !> @param[in] id_jmin0 coarse grid lower left corner j-indice of fine grid domain |
---|
3374 | !> @param[in] id_imax0 coarse grid upper right corner i-indice of fine grid domain |
---|
3375 | !> @param[in] id_jmax0 coarse grid upper right corner j-indice of fine grid domain |
---|
3376 | !> @param[in] td_coord1 fine grid coordinate |
---|
3377 | !> @param[in] id_rho array of refinement factor |
---|
3378 | !> @param[in] cd_point Arakawa grid point |
---|
3379 | !> @return offset array (/ (/i_offset_left,i_offset_right/),(/j_offset_lower,j_offset_upper/) /) |
---|
3380 | !------------------------------------------------------------------- |
---|
3381 | FUNCTION grid__get_fine_offset_ff( td_coord0, & |
---|
3382 | & id_imin0, id_jmin0, id_imax0, id_jmax0, & |
---|
3383 | & td_coord1, id_rho, cd_point ) |
---|
3384 | IMPLICIT NONE |
---|
3385 | ! Argument |
---|
3386 | TYPE(TMPP) , INTENT(IN) :: td_coord0 |
---|
3387 | TYPE(TMPP) , INTENT(IN) :: td_coord1 |
---|
3388 | |
---|
3389 | INTEGER(i4) , INTENT(IN) :: id_imin0 |
---|
3390 | INTEGER(i4) , INTENT(IN) :: id_jmin0 |
---|
3391 | INTEGER(i4) , INTENT(IN) :: id_imax0 |
---|
3392 | INTEGER(i4) , INTENT(IN) :: id_jmax0 |
---|
3393 | |
---|
3394 | INTEGER(i4) , DIMENSION(:), INTENT(IN), OPTIONAL :: id_rho |
---|
3395 | CHARACTER(LEN=*) , INTENT(IN), OPTIONAL :: cd_point |
---|
3396 | |
---|
3397 | ! function |
---|
3398 | INTEGER(i4), DIMENSION(2,2) :: grid__get_fine_offset_ff |
---|
3399 | |
---|
3400 | ! local variable |
---|
3401 | INTEGER(i4) :: il_imin0 |
---|
3402 | INTEGER(i4) :: il_jmin0 |
---|
3403 | INTEGER(i4) :: il_imax0 |
---|
3404 | INTEGER(i4) :: il_jmax0 |
---|
3405 | INTEGER(i4) :: il_ind |
---|
3406 | |
---|
3407 | INTEGER(i4), DIMENSION(:), ALLOCATABLE :: il_rho |
---|
3408 | |
---|
3409 | INTEGER(i4), DIMENSION(2,2) :: il_xghost0 |
---|
3410 | INTEGER(i4), DIMENSION(2,2) :: il_xghost1 |
---|
3411 | |
---|
3412 | CHARACTER(LEN= 1) :: cl_point |
---|
3413 | CHARACTER(LEN=lc) :: cl_name |
---|
3414 | |
---|
3415 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lon0 |
---|
3416 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lat0 |
---|
3417 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lon1 |
---|
3418 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lat1 |
---|
3419 | |
---|
3420 | TYPE(TVAR) :: tl_lon0 |
---|
3421 | TYPE(TVAR) :: tl_lat0 |
---|
3422 | TYPE(TVAR) :: tl_lon1 |
---|
3423 | TYPE(TVAR) :: tl_lat1 |
---|
3424 | |
---|
3425 | TYPE(TMPP) :: tl_coord0 |
---|
3426 | TYPE(TMPP) :: tl_coord1 |
---|
3427 | |
---|
3428 | ! loop indices |
---|
3429 | !---------------------------------------------------------------- |
---|
3430 | ! init |
---|
3431 | grid__get_fine_offset_ff(:,:)=-1 |
---|
3432 | |
---|
3433 | ALLOCATE(il_rho(ip_maxdim)) |
---|
3434 | il_rho(:)=1 |
---|
3435 | IF( PRESENT(id_rho) ) il_rho(:)=id_rho(:) |
---|
3436 | |
---|
3437 | cl_point='T' |
---|
3438 | IF( PRESENT(cd_point) ) cl_point=TRIM(fct_upper(cd_point)) |
---|
3439 | |
---|
3440 | ! copy structure |
---|
3441 | tl_coord0=mpp_copy(td_coord0) |
---|
3442 | tl_coord1=mpp_copy(td_coord1) |
---|
3443 | |
---|
3444 | IF( .NOT. ASSOCIATED(tl_coord0%t_proc) .OR. & |
---|
3445 | & .NOT. ASSOCIATED(tl_coord1%t_proc) )THEN |
---|
3446 | CALL logger_error("GRID GET FINE OFFSET: can not get coarse "//& |
---|
3447 | & "grid indices. decompsition of mpp file "//TRIM(tl_coord0%c_name)//& |
---|
3448 | & " and/or "//TRIM(tl_coord1%c_name)//" not defined." ) |
---|
3449 | ELSE |
---|
3450 | !1- Coarse grid |
---|
3451 | ! get ghost cell factor on coarse grid |
---|
3452 | il_xghost0(:,:)=grid_get_ghost( tl_coord0 ) |
---|
3453 | |
---|
3454 | ! open mpp files |
---|
3455 | CALL iom_mpp_open(tl_coord0) |
---|
3456 | |
---|
3457 | ! read coarse longitue and latitude |
---|
3458 | WRITE(cl_name,*) 'longitude_'//TRIM(cl_point) |
---|
3459 | il_ind=var_get_id(tl_coord0%t_proc(1)%t_var(:), cl_name) |
---|
3460 | IF( il_ind == 0 )THEN |
---|
3461 | CALL logger_warn("GRID GET FINE OFFSET: no variable "//& |
---|
3462 | & TRIM(cl_name)//" in file "//TRIM(tl_coord0%c_name)//". & |
---|
3463 | & try to use longitude.") |
---|
3464 | WRITE(cl_name,*) 'longitude' |
---|
3465 | ENDIF |
---|
3466 | tl_lon0=iom_mpp_read_var(tl_coord0, TRIM(cl_name)) |
---|
3467 | |
---|
3468 | WRITE(cl_name,*) 'latitude_'//TRIM(cl_point) |
---|
3469 | il_ind=var_get_id(tl_coord0%t_proc(1)%t_var(:), cl_name) |
---|
3470 | IF( il_ind == 0 )THEN |
---|
3471 | CALL logger_warn("GRID GET FINE OFFSET: no variable "//& |
---|
3472 | & TRIM(cl_name)//" in file "//TRIM(tl_coord0%c_name)//". & |
---|
3473 | & try to use latitude.") |
---|
3474 | WRITE(cl_name,*) 'latitude' |
---|
3475 | ENDIF |
---|
3476 | tl_lat0=iom_mpp_read_var(tl_coord0, TRIM(cl_name)) |
---|
3477 | |
---|
3478 | ! close mpp files |
---|
3479 | CALL iom_mpp_close(tl_coord0) |
---|
3480 | |
---|
3481 | CALL grid_del_ghost(tl_lon0, il_xghost0(:,:)) |
---|
3482 | CALL grid_del_ghost(tl_lat0, il_xghost0(:,:)) |
---|
3483 | |
---|
3484 | ALLOCATE(dl_lon0(tl_lon0%t_dim(jp_I)%i_len, & |
---|
3485 | & tl_lon0%t_dim(jp_J)%i_len )) |
---|
3486 | |
---|
3487 | dl_lon0(:,:)=tl_lon0%d_value(:,:,1,1) |
---|
3488 | |
---|
3489 | ALLOCATE(dl_lat0(tl_lat0%t_dim(jp_I)%i_len, & |
---|
3490 | & tl_lat0%t_dim(jp_J)%i_len )) |
---|
3491 | |
---|
3492 | dl_lat0(:,:)=tl_lat0%d_value(:,:,1,1) |
---|
3493 | |
---|
3494 | ! clean |
---|
3495 | CALL var_clean(tl_lon0) |
---|
3496 | CALL var_clean(tl_lat0) |
---|
3497 | |
---|
3498 | ! adjust coarse grid indices |
---|
3499 | il_imin0=id_imin0-il_xghost0(jp_I,1) |
---|
3500 | il_imax0=id_imax0-il_xghost0(jp_I,1) |
---|
3501 | |
---|
3502 | il_jmin0=id_jmin0-il_xghost0(jp_J,1) |
---|
3503 | il_jmax0=id_jmax0-il_xghost0(jp_J,1) |
---|
3504 | |
---|
3505 | !2- Fine grid |
---|
3506 | ! get ghost cell factor on fine grid |
---|
3507 | il_xghost1(:,:)=grid_get_ghost( tl_coord1 ) |
---|
3508 | |
---|
3509 | ! open mpp files |
---|
3510 | CALL iom_mpp_open(tl_coord1) |
---|
3511 | |
---|
3512 | ! read fine longitue and latitude |
---|
3513 | WRITE(cl_name,*) 'longitude_'//TRIM(cl_point) |
---|
3514 | il_ind=var_get_id(tl_coord1%t_proc(1)%t_var(:), cl_name) |
---|
3515 | IF( il_ind == 0 )THEN |
---|
3516 | CALL logger_warn("GRID GET FINE OFFSET: no variable "//& |
---|
3517 | & TRIM(cl_name)//" in file "//TRIM(tl_coord1%c_name)//". & |
---|
3518 | & try to use longitude.") |
---|
3519 | WRITE(cl_name,*) 'longitude' |
---|
3520 | ENDIF |
---|
3521 | tl_lon1=iom_mpp_read_var(tl_coord1, TRIM(cl_name)) |
---|
3522 | |
---|
3523 | WRITE(cl_name,*) 'latitude_'//TRIM(cl_point) |
---|
3524 | il_ind=var_get_id(tl_coord1%t_proc(1)%t_var(:), cl_name) |
---|
3525 | IF( il_ind == 0 )THEN |
---|
3526 | CALL logger_warn("GRID GET FINE OFFSET: no variable "//& |
---|
3527 | & TRIM(cl_name)//" in file "//TRIM(tl_coord1%c_name)//". & |
---|
3528 | & try to use latitude.") |
---|
3529 | WRITE(cl_name,*) 'latitude' |
---|
3530 | ENDIF |
---|
3531 | tl_lat1=iom_mpp_read_var(tl_coord1, TRIM(cl_name)) |
---|
3532 | |
---|
3533 | ! close mpp files |
---|
3534 | CALL iom_mpp_close(tl_coord1) |
---|
3535 | |
---|
3536 | CALL grid_del_ghost(tl_lon1, il_xghost1(:,:)) |
---|
3537 | CALL grid_del_ghost(tl_lat1, il_xghost1(:,:)) |
---|
3538 | |
---|
3539 | ALLOCATE(dl_lon1(tl_lon1%t_dim(jp_I)%i_len, & |
---|
3540 | & tl_lon1%t_dim(jp_J)%i_len )) |
---|
3541 | |
---|
3542 | dl_lon1(:,:)=tl_lon1%d_value(:,:,1,1) |
---|
3543 | |
---|
3544 | ALLOCATE(dl_lat1(tl_lat1%t_dim(jp_I)%i_len, & |
---|
3545 | & tl_lat1%t_dim(jp_J)%i_len )) |
---|
3546 | |
---|
3547 | dl_lat1(:,:)=tl_lat1%d_value(:,:,1,1) |
---|
3548 | |
---|
3549 | ! clean |
---|
3550 | CALL var_clean(tl_lon1) |
---|
3551 | CALL var_clean(tl_lat1) |
---|
3552 | |
---|
3553 | !3- compute |
---|
3554 | grid__get_fine_offset_ff(:,:)=grid_get_fine_offset( & |
---|
3555 | & dl_lon0(:,:), dl_lat0(:,:),& |
---|
3556 | & il_imin0, il_jmin0, & |
---|
3557 | & il_imax0, il_jmax0, & |
---|
3558 | & dl_lon1(:,:), dl_lat1(:,:),& |
---|
3559 | & id_rho(:), cl_point ) |
---|
3560 | |
---|
3561 | DEALLOCATE(dl_lon0, dl_lat0) |
---|
3562 | DEALLOCATE(dl_lon1, dl_lat1) |
---|
3563 | ENDIF |
---|
3564 | |
---|
3565 | ! clean |
---|
3566 | CALL mpp_clean(tl_coord0) |
---|
3567 | CALL mpp_clean(tl_coord1) |
---|
3568 | DEALLOCATE(il_rho) |
---|
3569 | |
---|
3570 | END FUNCTION grid__get_fine_offset_ff |
---|
3571 | !------------------------------------------------------------------- |
---|
3572 | !> @brief This function get offset between fine grid and coarse grid. |
---|
3573 | ! |
---|
3574 | !> @details |
---|
3575 | !> optionally, you could specify on which Arakawa grid point you want to |
---|
3576 | !> work (default 'T') |
---|
3577 | !> offset value could be 0,1,..,rho-1 |
---|
3578 | ! |
---|
3579 | !> @author J.Paul |
---|
3580 | !> @date September, 2014 - Initial Version |
---|
3581 | !> @date October, 2014 |
---|
3582 | !> - work on mpp file structure instead of file structure |
---|
3583 | ! |
---|
3584 | !> @param[in] dd_lon0 coarse grid longitude array |
---|
3585 | !> @param[in] dd_lat0 coarse grid latitude array |
---|
3586 | !> @param[in] id_imin0 coarse grid lower left corner i-indice of fine grid domain |
---|
3587 | !> @param[in] id_jmin0 coarse grid lower left corner j-indice of fine grid domain |
---|
3588 | !> @param[in] id_imax0 coarse grid upper right corner i-indice of fine grid domain |
---|
3589 | !> @param[in] id_jmax0 coarse grid upper right corner j-indice of fine grid domain |
---|
3590 | !> @param[in] td_coord1 fine grid coordinate |
---|
3591 | !> @param[in] id_rho array of refinement factor |
---|
3592 | !> @param[in] cd_point Arakawa grid point |
---|
3593 | !> @return offset array (/ (/i_offset_left,i_offset_right/),(/j_offset_lower,j_offset_upper/) /) |
---|
3594 | !------------------------------------------------------------------- |
---|
3595 | FUNCTION grid__get_fine_offset_cf( dd_lon0, dd_lat0, & |
---|
3596 | & id_imin0, id_jmin0, id_imax0, id_jmax0, & |
---|
3597 | & td_coord1, id_rho, cd_point ) |
---|
3598 | IMPLICIT NONE |
---|
3599 | ! Argument |
---|
3600 | REAL(dp) , DIMENSION(:,:), INTENT(IN) :: dd_lon0 |
---|
3601 | REAL(dp) , DIMENSION(:,:), INTENT(IN) :: dd_lat0 |
---|
3602 | TYPE(TMPP) , INTENT(IN) :: td_coord1 |
---|
3603 | |
---|
3604 | INTEGER(i4) , INTENT(IN) :: id_imin0 |
---|
3605 | INTEGER(i4) , INTENT(IN) :: id_jmin0 |
---|
3606 | INTEGER(i4) , INTENT(IN) :: id_imax0 |
---|
3607 | INTEGER(i4) , INTENT(IN) :: id_jmax0 |
---|
3608 | |
---|
3609 | INTEGER(i4) , DIMENSION(:) , INTENT(IN), OPTIONAL :: id_rho |
---|
3610 | CHARACTER(LEN=*) , INTENT(IN), OPTIONAL :: cd_point |
---|
3611 | |
---|
3612 | ! function |
---|
3613 | INTEGER(i4), DIMENSION(2,2) :: grid__get_fine_offset_cf |
---|
3614 | |
---|
3615 | ! local variable |
---|
3616 | INTEGER(i4) :: il_ind |
---|
3617 | INTEGER(i4), DIMENSION(2,2) :: il_xghost1 |
---|
3618 | INTEGER(i4), DIMENSION(:), ALLOCATABLE :: il_rho |
---|
3619 | |
---|
3620 | CHARACTER(LEN= 1) :: cl_point |
---|
3621 | CHARACTER(LEN=lc) :: cl_name |
---|
3622 | |
---|
3623 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lon1 |
---|
3624 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lat1 |
---|
3625 | |
---|
3626 | TYPE(TVAR) :: tl_lon1 |
---|
3627 | TYPE(TVAR) :: tl_lat1 |
---|
3628 | |
---|
3629 | TYPE(TMPP) :: tl_coord1 |
---|
3630 | ! loop indices |
---|
3631 | !---------------------------------------------------------------- |
---|
3632 | ! init |
---|
3633 | grid__get_fine_offset_cf(:,:)=-1 |
---|
3634 | |
---|
3635 | ALLOCATE(il_rho(ip_maxdim)) |
---|
3636 | il_rho(:)=1 |
---|
3637 | IF( PRESENT(id_rho) ) il_rho(:)=id_rho(:) |
---|
3638 | |
---|
3639 | cl_point='T' |
---|
3640 | IF( PRESENT(cd_point) ) cl_point=TRIM(fct_upper(cd_point)) |
---|
3641 | |
---|
3642 | ! copy structure |
---|
3643 | tl_coord1=mpp_copy(td_coord1) |
---|
3644 | |
---|
3645 | IF( .NOT. ASSOCIATED(tl_coord1%t_proc) )THEN |
---|
3646 | CALL logger_error("GRID GET FINE OFFSET: decompsition of mpp "//& |
---|
3647 | & "file "//TRIM(tl_coord1%c_name)//" not defined." ) |
---|
3648 | ELSE |
---|
3649 | |
---|
3650 | ! Fine grid |
---|
3651 | ! get ghost cell factor on fine grid |
---|
3652 | il_xghost1(:,:)=grid_get_ghost( tl_coord1 ) |
---|
3653 | |
---|
3654 | ! open mpp files |
---|
3655 | CALL iom_mpp_open(tl_coord1) |
---|
3656 | |
---|
3657 | ! read fine longitue and latitude |
---|
3658 | WRITE(cl_name,*) 'longitude_'//TRIM(cl_point) |
---|
3659 | il_ind=var_get_id(tl_coord1%t_proc(1)%t_var(:), cl_name) |
---|
3660 | IF( il_ind == 0 )THEN |
---|
3661 | CALL logger_warn("GRID GET FINE OFFSET: no variable "//& |
---|
3662 | & TRIM(cl_name)//" in file "//TRIM(tl_coord1%c_name)//". & |
---|
3663 | & try to use longitude.") |
---|
3664 | WRITE(cl_name,*) 'longitude' |
---|
3665 | ENDIF |
---|
3666 | tl_lon1=iom_mpp_read_var(tl_coord1, TRIM(cl_name)) |
---|
3667 | |
---|
3668 | WRITE(cl_name,*) 'latitude_'//TRIM(cl_point) |
---|
3669 | il_ind=var_get_id(tl_coord1%t_proc(1)%t_var(:), cl_name) |
---|
3670 | IF( il_ind == 0 )THEN |
---|
3671 | CALL logger_warn("GRID GET FINE OFFSET: no variable "//& |
---|
3672 | & TRIM(cl_name)//" in file "//TRIM(tl_coord1%c_name)//". & |
---|
3673 | & try to use latitude.") |
---|
3674 | WRITE(cl_name,*) 'latitude' |
---|
3675 | ENDIF |
---|
3676 | tl_lat1=iom_mpp_read_var(tl_coord1, TRIM(cl_name)) |
---|
3677 | |
---|
3678 | ! close mpp files |
---|
3679 | CALL iom_mpp_close(tl_coord1) |
---|
3680 | |
---|
3681 | CALL grid_del_ghost(tl_lon1, il_xghost1(:,:)) |
---|
3682 | CALL grid_del_ghost(tl_lat1, il_xghost1(:,:)) |
---|
3683 | |
---|
3684 | ALLOCATE(dl_lon1(tl_lon1%t_dim(jp_I)%i_len, & |
---|
3685 | & tl_lon1%t_dim(jp_J)%i_len )) |
---|
3686 | |
---|
3687 | dl_lon1(:,:)=tl_lon1%d_value(:,:,1,1) |
---|
3688 | |
---|
3689 | ALLOCATE(dl_lat1(tl_lat1%t_dim(jp_I)%i_len, & |
---|
3690 | & tl_lat1%t_dim(jp_J)%i_len )) |
---|
3691 | |
---|
3692 | dl_lat1(:,:)=tl_lat1%d_value(:,:,1,1) |
---|
3693 | |
---|
3694 | ! clean |
---|
3695 | CALL var_clean(tl_lon1) |
---|
3696 | CALL var_clean(tl_lat1) |
---|
3697 | |
---|
3698 | ! compute |
---|
3699 | grid__get_fine_offset_cf(:,:)=grid_get_fine_offset( & |
---|
3700 | & dd_lon0(:,:), dd_lat0(:,:),& |
---|
3701 | & id_imin0, id_jmin0, & |
---|
3702 | & id_imax0, id_jmax0, & |
---|
3703 | & dl_lon1(:,:), dl_lat1(:,:),& |
---|
3704 | & id_rho(:), cl_point ) |
---|
3705 | |
---|
3706 | DEALLOCATE(dl_lon1, dl_lat1) |
---|
3707 | ENDIF |
---|
3708 | |
---|
3709 | ! clean |
---|
3710 | CALL mpp_clean(tl_coord1) |
---|
3711 | DEALLOCATE(il_rho) |
---|
3712 | |
---|
3713 | END FUNCTION grid__get_fine_offset_cf |
---|
3714 | !------------------------------------------------------------------- |
---|
3715 | !> @brief This function get offset between fine grid and coarse grid. |
---|
3716 | ! |
---|
3717 | !> @details |
---|
3718 | !> optionally, you could specify on which Arakawa grid point you want to |
---|
3719 | !> work (default 'T') |
---|
3720 | !> offset value could be 0,1,..,rho-1 |
---|
3721 | ! |
---|
3722 | !> @author J.Paul |
---|
3723 | !> @date September, 2014 - Initial Version |
---|
3724 | !> @date October, 2014 |
---|
3725 | !> - work on mpp file structure instead of file structure |
---|
3726 | ! |
---|
3727 | !> @param[in] td_coord0 coarse grid coordinate |
---|
3728 | !> @param[in] id_imin0 coarse grid lower left corner i-indice of fine grid domain |
---|
3729 | !> @param[in] id_jmin0 coarse grid lower left corner j-indice of fine grid domain |
---|
3730 | !> @param[in] id_imax0 coarse grid upper right corner i-indice of fine grid domain |
---|
3731 | !> @param[in] id_jmax0 coarse grid upper right corner j-indice of fine grid domain |
---|
3732 | !> @param[in] dd_lon1 fine grid longitude array |
---|
3733 | !> @param[in] dd_lat1 fine grid latitude array |
---|
3734 | !> @param[in] id_rho array of refinement factor |
---|
3735 | !> @param[in] cd_point Arakawa grid point |
---|
3736 | !> @return offset array (/ (/i_offset_left,i_offset_right/),(/j_offset_lower,j_offset_upper/) /) |
---|
3737 | !------------------------------------------------------------------- |
---|
3738 | FUNCTION grid__get_fine_offset_fc( td_coord0, & |
---|
3739 | & id_imin0, id_jmin0, id_imax0, id_jmax0, & |
---|
3740 | & dd_lon1, dd_lat1, & |
---|
3741 | & id_rho, cd_point ) |
---|
3742 | IMPLICIT NONE |
---|
3743 | ! Argument |
---|
3744 | TYPE(TMPP) , INTENT(IN) :: td_coord0 |
---|
3745 | REAL(dp) , DIMENSION(:,:), INTENT(IN) :: dd_lon1 |
---|
3746 | REAL(dp) , DIMENSION(:,:), INTENT(IN) :: dd_lat1 |
---|
3747 | |
---|
3748 | INTEGER(i4) , INTENT(IN) :: id_imin0 |
---|
3749 | INTEGER(i4) , INTENT(IN) :: id_jmin0 |
---|
3750 | INTEGER(i4) , INTENT(IN) :: id_imax0 |
---|
3751 | INTEGER(i4) , INTENT(IN) :: id_jmax0 |
---|
3752 | |
---|
3753 | INTEGER(i4) , DIMENSION(:) , INTENT(IN), OPTIONAL :: id_rho |
---|
3754 | CHARACTER(LEN=*) , INTENT(IN), OPTIONAL :: cd_point |
---|
3755 | |
---|
3756 | ! function |
---|
3757 | INTEGER(i4), DIMENSION(2,2) :: grid__get_fine_offset_fc |
---|
3758 | |
---|
3759 | ! local variable |
---|
3760 | INTEGER(i4) :: il_imin0 |
---|
3761 | INTEGER(i4) :: il_jmin0 |
---|
3762 | INTEGER(i4) :: il_imax0 |
---|
3763 | INTEGER(i4) :: il_jmax0 |
---|
3764 | INTEGER(i4) :: il_ind |
---|
3765 | |
---|
3766 | INTEGER(i4), DIMENSION(:), ALLOCATABLE :: il_rho |
---|
3767 | |
---|
3768 | INTEGER(i4), DIMENSION(2,2) :: il_xghost0 |
---|
3769 | |
---|
3770 | CHARACTER(LEN= 1) :: cl_point |
---|
3771 | CHARACTER(LEN=lc) :: cl_name |
---|
3772 | |
---|
3773 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lon0 |
---|
3774 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lat0 |
---|
3775 | |
---|
3776 | TYPE(TVAR) :: tl_lon0 |
---|
3777 | TYPE(TVAR) :: tl_lat0 |
---|
3778 | |
---|
3779 | TYPE(TMPP) :: tl_coord0 |
---|
3780 | ! loop indices |
---|
3781 | !---------------------------------------------------------------- |
---|
3782 | ! init |
---|
3783 | grid__get_fine_offset_fc(:,:)=-1 |
---|
3784 | ALLOCATE(il_rho(ip_maxdim)) |
---|
3785 | il_rho(:)=1 |
---|
3786 | IF( PRESENT(id_rho) ) il_rho(:)=id_rho(:) |
---|
3787 | |
---|
3788 | cl_point='T' |
---|
3789 | IF( PRESENT(cd_point) ) cl_point=TRIM(fct_upper(cd_point)) |
---|
3790 | |
---|
3791 | ! copy structure |
---|
3792 | tl_coord0=mpp_copy(td_coord0) |
---|
3793 | |
---|
3794 | IF( .NOT. ASSOCIATED(tl_coord0%t_proc) )THEN |
---|
3795 | CALL logger_error("GRID GET FINE OFFSET: decompsition of mpp "//& |
---|
3796 | & "file "//TRIM(tl_coord0%c_name)//" not defined." ) |
---|
3797 | ELSE |
---|
3798 | !1- Coarse grid |
---|
3799 | ! get ghost cell factor on coarse grid |
---|
3800 | il_xghost0(:,:)=grid_get_ghost( tl_coord0 ) |
---|
3801 | |
---|
3802 | ! open mpp files |
---|
3803 | CALL iom_mpp_open(tl_coord0) |
---|
3804 | |
---|
3805 | ! read coarse longitude and latitude |
---|
3806 | WRITE(cl_name,*) 'longitude_'//TRIM(cl_point) |
---|
3807 | il_ind=var_get_id(tl_coord0%t_proc(1)%t_var(:), cl_name) |
---|
3808 | IF( il_ind == 0 )THEN |
---|
3809 | CALL logger_warn("GRID GET FINE OFFSET: no variable "//& |
---|
3810 | & TRIM(cl_name)//" in file "//TRIM(tl_coord0%c_name)//". & |
---|
3811 | & try to use longitude.") |
---|
3812 | WRITE(cl_name,*) 'longitude' |
---|
3813 | ENDIF |
---|
3814 | tl_lon0=iom_mpp_read_var(tl_coord0, TRIM(cl_name)) |
---|
3815 | |
---|
3816 | WRITE(cl_name,*) 'latitude_'//TRIM(cl_point) |
---|
3817 | il_ind=var_get_id(tl_coord0%t_proc(1)%t_var(:), cl_name) |
---|
3818 | IF( il_ind == 0 )THEN |
---|
3819 | CALL logger_warn("GRID GET FINE OFFSET: no variable "//& |
---|
3820 | & TRIM(cl_name)//" in file "//TRIM(tl_coord0%c_name)//". & |
---|
3821 | & try to use latitude.") |
---|
3822 | WRITE(cl_name,*) 'latitude' |
---|
3823 | ENDIF |
---|
3824 | tl_lat0=iom_mpp_read_var(tl_coord0, TRIM(cl_name)) |
---|
3825 | |
---|
3826 | ! close mpp files |
---|
3827 | CALL iom_mpp_close(tl_coord0) |
---|
3828 | |
---|
3829 | CALL grid_del_ghost(tl_lon0, il_xghost0(:,:)) |
---|
3830 | CALL grid_del_ghost(tl_lat0, il_xghost0(:,:)) |
---|
3831 | |
---|
3832 | |
---|
3833 | ALLOCATE(dl_lon0(tl_lon0%t_dim(jp_I)%i_len, & |
---|
3834 | & tl_lon0%t_dim(jp_J)%i_len )) |
---|
3835 | |
---|
3836 | dl_lon0(:,:)=tl_lon0%d_value(:,:,1,1) |
---|
3837 | |
---|
3838 | ALLOCATE(dl_lat0(tl_lat0%t_dim(jp_I)%i_len, & |
---|
3839 | & tl_lat0%t_dim(jp_J)%i_len )) |
---|
3840 | |
---|
3841 | dl_lat0(:,:)=tl_lat0%d_value(:,:,1,1) |
---|
3842 | |
---|
3843 | ! clean |
---|
3844 | CALL var_clean(tl_lon0) |
---|
3845 | CALL var_clean(tl_lat0) |
---|
3846 | |
---|
3847 | ! adjust coarse grid indices |
---|
3848 | il_imin0=id_imin0-il_xghost0(jp_I,1) |
---|
3849 | il_imax0=id_imax0-il_xghost0(jp_I,1) |
---|
3850 | |
---|
3851 | il_jmin0=id_jmin0-il_xghost0(jp_J,1) |
---|
3852 | il_jmax0=id_jmax0-il_xghost0(jp_J,1) |
---|
3853 | |
---|
3854 | !3- compute |
---|
3855 | grid__get_fine_offset_fc(:,:)=grid_get_fine_offset(& |
---|
3856 | & dl_lon0(:,:), dl_lat0(:,:),& |
---|
3857 | & il_imin0, il_jmin0, & |
---|
3858 | & il_imax0, il_jmax0, & |
---|
3859 | & dd_lon1(:,:), dd_lat1(:,:),& |
---|
3860 | & id_rho(:), cl_point ) |
---|
3861 | |
---|
3862 | DEALLOCATE(dl_lon0, dl_lat0) |
---|
3863 | ENDIF |
---|
3864 | |
---|
3865 | ! clean |
---|
3866 | CALL mpp_clean(tl_coord0) |
---|
3867 | DEALLOCATE(il_rho) |
---|
3868 | |
---|
3869 | END FUNCTION grid__get_fine_offset_fc |
---|
3870 | !------------------------------------------------------------------- |
---|
3871 | !> @brief This function get offset between fine grid and coarse grid. |
---|
3872 | ! |
---|
3873 | !> @details |
---|
3874 | !> offset value could be 0,1,..,rho-1 |
---|
3875 | ! |
---|
3876 | !> @author J.Paul |
---|
3877 | !> @date November, 2013 - Initial Version |
---|
3878 | !> @date September, 2014 |
---|
3879 | !> - rename from grid_get_fine_offset |
---|
3880 | !> @date May, 2015 |
---|
3881 | !> - improve way to find offset |
---|
3882 | !> @date July, 2015 |
---|
3883 | !> - manage case close to greenwich meridian |
---|
3884 | !> @date February, 2016 |
---|
3885 | !> - use grid_get_closest to assess offset |
---|
3886 | !> - use delta (lon or lat) |
---|
3887 | !> - manage cases for T,U,V or F point, with even or odd refinment |
---|
3888 | !> - check lower left(upper right) fine grid point inside lower left(upper |
---|
3889 | !> right) coarse grid cell. |
---|
3890 | !> |
---|
3891 | !> @todo check case close from North fold. |
---|
3892 | !> |
---|
3893 | !> @param[in] dd_lon0 coarse grid longitude array |
---|
3894 | !> @param[in] dd_lat0 coarse grid latitude array |
---|
3895 | !> @param[in] id_imin0 coarse grid lower left corner i-indice of fine grid domain |
---|
3896 | !> @param[in] id_jmin0 coarse grid lower left corner j-indice of fine grid domain |
---|
3897 | !> @param[in] id_imax0 coarse grid upper right corner i-indice of fine grid domain |
---|
3898 | !> @param[in] id_jmax0 coarse grid upper right corner j-indice of fine grid domain |
---|
3899 | !> @param[in] dd_lon1 fine grid longitude array |
---|
3900 | !> @param[in] dd_lat1 fine grid latitude array |
---|
3901 | !> @param[in] id_rho array of refinement factor |
---|
3902 | !> @param[in] cd_point Arakawa grid point |
---|
3903 | !> @return offset array (/ (/i_offset_left,i_offset_right/),(/j_offset_lower,j_offset_upper/) /) |
---|
3904 | !------------------------------------------------------------------- |
---|
3905 | FUNCTION grid__get_fine_offset_cc( dd_lon0, dd_lat0, & |
---|
3906 | & id_imin0, id_jmin0, id_imax0, id_jmax0, & |
---|
3907 | & dd_lon1, dd_lat1, id_rho, cd_point ) |
---|
3908 | IMPLICIT NONE |
---|
3909 | ! Argument |
---|
3910 | REAL(dp) , DIMENSION(:,:), INTENT(IN) :: dd_lon0 |
---|
3911 | REAL(dp) , DIMENSION(:,:), INTENT(IN) :: dd_lat0 |
---|
3912 | REAL(dp) , DIMENSION(:,:), INTENT(IN) :: dd_lon1 |
---|
3913 | REAL(dp) , DIMENSION(:,:), INTENT(IN) :: dd_lat1 |
---|
3914 | |
---|
3915 | INTEGER(i4) , INTENT(IN) :: id_imin0 |
---|
3916 | INTEGER(i4) , INTENT(IN) :: id_jmin0 |
---|
3917 | INTEGER(i4) , INTENT(IN) :: id_imax0 |
---|
3918 | INTEGER(i4) , INTENT(IN) :: id_jmax0 |
---|
3919 | |
---|
3920 | INTEGER(i4) , DIMENSION(:) , INTENT(IN) :: id_rho |
---|
3921 | CHARACTER(LEN=*) , INTENT(IN), OPTIONAL :: cd_point |
---|
3922 | |
---|
3923 | ! function |
---|
3924 | INTEGER(i4), DIMENSION(2,2) :: grid__get_fine_offset_cc |
---|
3925 | |
---|
3926 | ! local variable |
---|
3927 | CHARACTER(LEN= 1) :: cl_point |
---|
3928 | |
---|
3929 | INTEGER(i4) :: i1 |
---|
3930 | INTEGER(i4) :: i2 |
---|
3931 | INTEGER(i4) :: j1 |
---|
3932 | INTEGER(i4) :: j2 |
---|
3933 | |
---|
3934 | INTEGER(i4), DIMENSION(2) :: il_shape0 |
---|
3935 | INTEGER(i4), DIMENSION(2) :: il_shape1 |
---|
3936 | |
---|
3937 | INTEGER(i4), DIMENSION(2) :: il_ind |
---|
3938 | |
---|
3939 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lon0 |
---|
3940 | REAL(dp) , DIMENSION(:,:), ALLOCATABLE :: dl_lon1 |
---|
3941 | |
---|
3942 | REAL(dp) :: dl_lonmax0 |
---|
3943 | REAL(dp) :: dl_latmax0 |
---|
3944 | REAL(dp) :: dl_lonmin0 |
---|
3945 | REAL(dp) :: dl_latmin0 |
---|
3946 | |
---|
3947 | REAL(dp) :: dl_lon0F |
---|
3948 | REAL(dp) :: dl_lat0F |
---|
3949 | REAL(dp) :: dl_dlon |
---|
3950 | REAL(dp) :: dl_dlat |
---|
3951 | |
---|
3952 | LOGICAL , DIMENSION(2) :: ll_even |
---|
3953 | LOGICAL :: ll_greenwich |
---|
3954 | |
---|
3955 | ! loop indices |
---|
3956 | INTEGER(i4) :: ii |
---|
3957 | INTEGER(i4) :: ij |
---|
3958 | !---------------------------------------------------------------- |
---|
3959 | IF( ANY( SHAPE(dd_lon0(:,:)) /= SHAPE(dd_lat0(:,:)) ) )THEN |
---|
3960 | CALL logger_fatal("GRID GET FINE OFFSET: dimension of coarse "//& |
---|
3961 | & "longitude and latitude differ") |
---|
3962 | ENDIF |
---|
3963 | |
---|
3964 | IF( ANY( SHAPE(dd_lon1(:,:)) /= SHAPE(dd_lat1(:,:)) ) )THEN |
---|
3965 | CALL logger_fatal("GRID GET FINE OFFSET: dimension of fine "//& |
---|
3966 | & "longitude and latitude differ") |
---|
3967 | ENDIF |
---|
3968 | |
---|
3969 | ll_even(:)=(/ (MOD(id_rho(jp_I),2)==0), (MOD(id_rho(jp_J),2)==0) /) |
---|
3970 | |
---|
3971 | cl_point='T' |
---|
3972 | IF( PRESENT(cd_point) ) cl_point=TRIM(fct_upper(cd_point)) |
---|
3973 | |
---|
3974 | il_shape0(:)=SHAPE(dd_lon0(:,:)) |
---|
3975 | ALLOCATE( dl_lon0(il_shape0(1),il_shape0(2)) ) |
---|
3976 | |
---|
3977 | il_shape1(:)=SHAPE(dd_lon1(:,:)) |
---|
3978 | ALLOCATE( dl_lon1(il_shape1(1),il_shape1(2)) ) |
---|
3979 | |
---|
3980 | dl_lon0(:,:)=dd_lon0(:,:) |
---|
3981 | WHERE( dd_lon0(:,:) < 0 ) dl_lon0(:,:)=dd_lon0(:,:)+360. |
---|
3982 | |
---|
3983 | dl_lon1(:,:)=dd_lon1(:,:) |
---|
3984 | WHERE( dd_lon1(:,:) < 0 ) dl_lon1(:,:)=dd_lon1(:,:)+360. |
---|
3985 | |
---|
3986 | ! init |
---|
3987 | grid__get_fine_offset_cc(:,:)=-1 |
---|
3988 | ll_greenwich=.FALSE. |
---|
3989 | |
---|
3990 | IF( il_shape1(jp_J) == 1 )THEN |
---|
3991 | |
---|
3992 | grid__get_fine_offset_cc(jp_J,:)=((id_rho(jp_J)-1)/2) |
---|
3993 | |
---|
3994 | !!! work on i-direction |
---|
3995 | !!! look for i-direction left offset |
---|
3996 | i1=1 ; i2=MIN((id_rho(jp_I)+2),il_shape1(jp_I)) |
---|
3997 | j1=1 ; j2=1 |
---|
3998 | |
---|
3999 | ! check if cross greenwich meridien |
---|
4000 | IF( minval(dl_lon0(id_imin0:id_imin0+1,id_jmin0))<5. .OR. & |
---|
4001 | & maxval(dl_lon0(id_imin0:id_imin0+1,id_jmin0))>355. )THEN |
---|
4002 | ! close to greenwich meridien |
---|
4003 | ll_greenwich=.TRUE. |
---|
4004 | ! 0:360 => -180:180 |
---|
4005 | WHERE( dl_lon0(id_imin0:id_imin0+1,id_jmin0) > 180. ) |
---|
4006 | dl_lon0(id_imin0:id_imin0+1,id_jmin0) = & |
---|
4007 | & dl_lon0(id_imin0:id_imin0+1,id_jmin0)-360. |
---|
4008 | END WHERE |
---|
4009 | |
---|
4010 | WHERE( dl_lon1(i1:i2,j1:j2) > 180. ) |
---|
4011 | dl_lon1(i1:i2,j1:j2)=dl_lon1(i1:i2,j1:j2)-360. |
---|
4012 | END WHERE |
---|
4013 | ENDIF |
---|
4014 | |
---|
4015 | ! max lognitude of the left cell |
---|
4016 | dl_lonmax0=dl_lon0(id_imin0+1,id_jmin0) |
---|
4017 | IF( dl_lon1(1,1) < dl_lonmax0 )THEN |
---|
4018 | |
---|
4019 | !!!!! i-direction !!!!! |
---|
4020 | IF( ll_even(jp_I) )THEN |
---|
4021 | ! even |
---|
4022 | SELECT CASE(TRIM(cl_point)) |
---|
4023 | CASE('F','U') |
---|
4024 | dl_dlon= ( dl_lon0(id_imin0+1,id_jmin0) - & |
---|
4025 | & dl_lon0(id_imin0 ,id_jmin0) ) / & |
---|
4026 | & ( 2.*id_rho(jp_I) ) |
---|
4027 | CASE DEFAULT |
---|
4028 | dl_dlon=0 |
---|
4029 | END SELECT |
---|
4030 | ELSE |
---|
4031 | ! odd |
---|
4032 | dl_dlon= ( dl_lon0(id_imin0+1,id_jmin0) - & |
---|
4033 | & dl_lon0(id_imin0 ,id_jmin0) ) / & |
---|
4034 | & ( 2.*id_rho(jp_I) ) |
---|
4035 | ENDIF |
---|
4036 | |
---|
4037 | dl_lon0F= dl_lon0(id_imin0+1,id_jmin0) + dl_dlon |
---|
4038 | dl_lat0F= dd_lat0(id_imin0+1,id_jmin0) |
---|
4039 | |
---|
4040 | il_ind(:)=grid_get_closest( dl_lon1(i1:i2,j1:j2), dd_lat1(i1:i2,j1:j2), & |
---|
4041 | & dl_lon0F, dl_lat0F, 'le' ) |
---|
4042 | |
---|
4043 | ii=il_ind(1) |
---|
4044 | |
---|
4045 | !!!!! i-direction !!!!! |
---|
4046 | IF( ll_even(jp_I) )THEN |
---|
4047 | ! even |
---|
4048 | SELECT CASE(TRIM(cl_point)) |
---|
4049 | CASE('T','V') |
---|
4050 | grid__get_fine_offset_cc(jp_I,1)=id_rho(jp_I)-ii |
---|
4051 | CASE DEFAULT !'F','U' |
---|
4052 | grid__get_fine_offset_cc(jp_I,1)=(id_rho(jp_I)+1)-ii |
---|
4053 | END SELECT |
---|
4054 | ELSE |
---|
4055 | ! odd |
---|
4056 | grid__get_fine_offset_cc(jp_I,1)=(id_rho(jp_I)+1)-ii |
---|
4057 | ENDIF |
---|
4058 | |
---|
4059 | ELSE |
---|
4060 | CALL logger_error("GRID GET FINE OFFSET: coarse grid indices do "//& |
---|
4061 | & " not match fine grid left corner.") |
---|
4062 | ENDIF |
---|
4063 | |
---|
4064 | IF( ll_greenwich )THEN |
---|
4065 | ! close to greenwich meridien |
---|
4066 | ll_greenwich=.FALSE. |
---|
4067 | ! -180:180 => 0:360 |
---|
4068 | WHERE( dl_lon0(id_imin0:id_imin0+1,id_jmin0) < 0. ) |
---|
4069 | dl_lon0(id_imin0:id_imin0+1,id_jmin0) = & |
---|
4070 | & dl_lon0(id_imin0:id_imin0+1,id_jmin0)+360. |
---|
4071 | END WHERE |
---|
4072 | |
---|
4073 | WHERE( dl_lon1(i1:i2,j1:j2) < 0. ) |
---|
4074 | dl_lon1(i1:i2,j1:j2)=dl_lon1(i1:i2,j1:j2)+360. |
---|
4075 | END WHERE |
---|
4076 | ENDIF |
---|
4077 | |
---|
4078 | !!!!!! look for i-direction right offset !!!!!! |
---|
4079 | i1=MAX(1,il_shape1(jp_I)-(id_rho(jp_I)+2)+1) ; i2=il_shape1(jp_I) |
---|
4080 | j1=1 ; j2=1 |
---|
4081 | |
---|
4082 | ! check if cross greenwich meridien |
---|
4083 | IF( minval(dl_lon0(id_imax0-1:id_imax0,id_jmin0))<5. .OR. & |
---|
4084 | & maxval(dl_lon0(id_imax0-1:id_imax0,id_jmin0))>355. )THEN |
---|
4085 | ! close to greenwich meridien |
---|
4086 | ll_greenwich=.TRUE. |
---|
4087 | ! 0:360 => -180:180 |
---|
4088 | WHERE( dl_lon0(id_imax0-1:id_imax0,id_jmin0) > 180. ) |
---|
4089 | dl_lon0(id_imax0-1:id_imax0,id_jmin0) = & |
---|
4090 | & dl_lon0(id_imax0-1:id_imax0,id_jmin0)-360. |
---|
4091 | END WHERE |
---|
4092 | |
---|
4093 | WHERE( dl_lon1(i1:i2,j1:j2) > 180. ) |
---|
4094 | dl_lon1(i1:i2,j1:j2)=dl_lon1(i1:i2,j1:j2)-360. |
---|
4095 | END WHERE |
---|
4096 | ENDIF |
---|
4097 | |
---|
4098 | ! min lognitude of the right cell |
---|
4099 | dl_lonmin0=dl_lon0(id_imax0-1,id_jmin0) |
---|
4100 | IF( dl_lon1(il_shape1(jp_I),il_shape1(jp_J)) > dl_lonmin0 )THEN |
---|
4101 | |
---|
4102 | !!!!! i-direction !!!!! |
---|
4103 | IF( ll_even(jp_I) )THEN |
---|
4104 | ! even |
---|
4105 | SELECT CASE(TRIM(cl_point)) |
---|
4106 | CASE('F','U') |
---|
4107 | dl_dlon= ( dl_lon0(id_imax0 ,id_jmin0) - & |
---|
4108 | & dl_lon0(id_imax0-1,id_jmin0) ) / & |
---|
4109 | & ( 2.*id_rho(jp_I) ) |
---|
4110 | CASE DEFAULT |
---|
4111 | dl_dlon=0 |
---|
4112 | END SELECT |
---|
4113 | ELSE |
---|
4114 | ! odd |
---|
4115 | dl_dlon= ( dl_lon0(id_imax0 ,id_jmin0) - & |
---|
4116 | & dl_lon0(id_imax0-1,id_jmin0) ) / & |
---|
4117 | & ( 2.*id_rho(jp_I) ) |
---|
4118 | ENDIF |
---|
4119 | |
---|
4120 | dl_lon0F= dl_lon0(id_imax0-1,id_jmin0) - dl_dlon |
---|
4121 | dl_lat0F= dd_lat0(id_imax0-1,id_jmin0) |
---|
4122 | |
---|
4123 | il_ind(:)=grid_get_closest( dl_lon1(i1:i2,j1:j2), dd_lat1(i1:i2,j1:j2), & |
---|
4124 | & dl_lon0F, dl_lat0F, 'ri' ) |
---|
4125 | |
---|
4126 | ii=(MIN(il_shape1(jp_I),(id_rho(jp_I)+2))-il_ind(1)+1) |
---|
4127 | |
---|
4128 | !!!!! i-direction !!!!! |
---|
4129 | IF( ll_even(jp_I) )THEN |
---|
4130 | ! even |
---|
4131 | SELECT CASE(TRIM(cl_point)) |
---|
4132 | CASE('T','V') |
---|
4133 | grid__get_fine_offset_cc(jp_I,2)=id_rho(jp_I)-ii |
---|
4134 | CASE DEFAULT !'F','U' |
---|
4135 | grid__get_fine_offset_cc(jp_I,2)=(id_rho(jp_I)+1)-ii |
---|
4136 | END SELECT |
---|
4137 | ELSE |
---|
4138 | ! odd |
---|
4139 | grid__get_fine_offset_cc(jp_I,2)=(id_rho(jp_I)+1)-ii |
---|
4140 | ENDIF |
---|
4141 | |
---|
4142 | ELSE |
---|
4143 | CALL logger_error("GRID GET FINE OFFSET: coarse grid indices do "//& |
---|
4144 | & " not match fine grid right corner.") |
---|
4145 | ENDIF |
---|
4146 | |
---|
4147 | IF( ll_greenwich )THEN |
---|
4148 | ! close to greenwich meridien |
---|
4149 | ll_greenwich=.FALSE. |
---|
4150 | ! -180:180 => 0:360 |
---|
4151 | WHERE( dl_lon0(id_imax0-1:id_imax0,id_jmin0) < 0. ) |
---|
4152 | dl_lon0(id_imax0-1:id_imax0,id_jmin0) = & |
---|
4153 | & dl_lon0(id_imax0-1:id_imax0,id_jmin0)+360. |
---|
4154 | END WHERE |
---|
4155 | |
---|
4156 | WHERE( dl_lon1(i1:i2,j1:j2) < 0. ) |
---|
4157 | dl_lon1(i1:i2,j1:j2)=dl_lon1(i1:i2,j1:j2)+360. |
---|
4158 | END WHERE |
---|
4159 | ENDIF |
---|
4160 | |
---|
4161 | ELSEIF( il_shape1(jp_I) == 1 )THEN |
---|
4162 | |
---|
4163 | grid__get_fine_offset_cc(jp_I,:)=((id_rho(jp_I)-1)/2) |
---|
4164 | |
---|
4165 | !!! work on j-direction |
---|
4166 | !!! look for j-direction lower offset |
---|
4167 | i1=1 ; i2=1 |
---|
4168 | j1=1 ; j2=MIN((id_rho(jp_J)+2),il_shape1(jp_J)) |
---|
4169 | |
---|
4170 | |
---|
4171 | ! max latitude of the lower cell |
---|
4172 | dl_latmax0=dd_lat0(id_imin0,id_jmin0+1) |
---|
4173 | IF( dd_lat1(1,1) < dl_latmax0 )THEN |
---|
4174 | |
---|
4175 | IF( ll_even(jp_J) )THEN |
---|
4176 | ! even |
---|
4177 | SELECT CASE(TRIM(cl_point)) |
---|
4178 | CASE('F','V') |
---|
4179 | dl_dlat= ( dd_lat0(id_imin0,id_jmin0+1) - & |
---|
4180 | & dd_lat0(id_imin0,id_jmin0 ) ) / & |
---|
4181 | & ( 2.*id_rho(jp_J) ) |
---|
4182 | CASE DEFAULT |
---|
4183 | dl_dlat=0 |
---|
4184 | END SELECT |
---|
4185 | ELSE |
---|
4186 | ! odd |
---|
4187 | dl_dlat= ( dd_lat0(id_imin0,id_jmin0+1) - & |
---|
4188 | & dd_lat0(id_imin0,id_jmin0 ) ) / & |
---|
4189 | & ( 2.*id_rho(jp_J) ) |
---|
4190 | ENDIF |
---|
4191 | |
---|
4192 | dl_lon0F= dl_lon0(id_imin0,id_jmin0+1) |
---|
4193 | dl_lat0F= dd_lat0(id_imin0,id_jmin0+1) + dl_dlat |
---|
4194 | |
---|
4195 | il_ind(:)=grid_get_closest( dl_lon1(i1:i2,j1:j2), dd_lat1(i1:i2,j1:j2), & |
---|
4196 | & dl_lon0F, dl_lat0F, 'lo' ) |
---|
4197 | |
---|
4198 | ij=il_ind(2) |
---|
4199 | |
---|
4200 | !!!!! i-direction !!!!! |
---|
4201 | IF( ll_even(jp_I) )THEN |
---|
4202 | ! even |
---|
4203 | SELECT CASE(TRIM(cl_point)) |
---|
4204 | CASE('T','V') |
---|
4205 | grid__get_fine_offset_cc(jp_I,1)=id_rho(jp_I)-ii |
---|
4206 | CASE DEFAULT !'F','U' |
---|
4207 | grid__get_fine_offset_cc(jp_I,1)=(id_rho(jp_I)+1)-ii |
---|
4208 | END SELECT |
---|
4209 | ELSE |
---|
4210 | ! odd |
---|
4211 | grid__get_fine_offset_cc(jp_I,1)=(id_rho(jp_I)+1)-ii |
---|
4212 | ENDIF |
---|
4213 | |
---|
4214 | ELSE |
---|
4215 | CALL logger_error("GRID GET FINE OFFSET: coarse grid indices do "//& |
---|
4216 | & " not match fine grid lower corner.") |
---|
4217 | ENDIF |
---|
4218 | |
---|
4219 | !!! look for j-direction upper offset |
---|
4220 | i1=1 ; i2=1 |
---|
4221 | j1=MAX(1,il_shape1(jp_J)-(id_rho(jp_J)+2)+1) ; j2=il_shape1(jp_J) |
---|
4222 | |
---|
4223 | ! min latitude of the upper cell |
---|
4224 | dl_latmin0=dd_lat0(id_imin0,id_jmax0-1) |
---|
4225 | IF( dd_lat1(il_shape1(jp_I),il_shape1(jp_J)) > dl_latmin0 )THEN |
---|
4226 | |
---|
4227 | IF( ll_even(jp_J) )THEN |
---|
4228 | ! even |
---|
4229 | SELECT CASE(TRIM(cl_point)) |
---|
4230 | CASE('F','V') |
---|
4231 | dl_dlat= ( dd_lat0(id_imin0,id_jmax0 ) - & |
---|
4232 | & dd_lat0(id_imin0,id_jmax0-1) ) / & |
---|
4233 | & ( 2.*id_rho(jp_J) ) |
---|
4234 | CASE DEFAULT |
---|
4235 | dl_dlat=0 |
---|
4236 | END SELECT |
---|
4237 | ELSE |
---|
4238 | ! odd |
---|
4239 | dl_dlat= ( dd_lat0(id_imin0,id_jmax0 ) - & |
---|
4240 | & dd_lat0(id_imin0,id_jmax0-1) ) / & |
---|
4241 | & ( 2*id_rho(jp_J) ) |
---|
4242 | ENDIF |
---|
4243 | |
---|
4244 | dl_lon0F= dl_lon0(id_imin0,id_jmax0-1) |
---|
4245 | dl_lat0F= dd_lat0(id_imin0,id_jmax0-1) - dl_dlat |
---|
4246 | |
---|
4247 | il_ind(:)=grid_get_closest( dl_lon1(i1:i2,j1:j2), dd_lat1(i1:i2,j1:j2), & |
---|
4248 | & dl_lon0F, dl_lat0F, 'up' ) |
---|
4249 | |
---|
4250 | ij=(MIN(il_shape1(jp_J),(id_rho(jp_J)+2))-il_ind(2)+1) |
---|
4251 | |
---|
4252 | !!!!! j-direction !!!!! |
---|
4253 | IF( ll_even(jp_J) )THEN |
---|
4254 | ! even |
---|
4255 | SELECT CASE(TRIM(cl_point)) |
---|
4256 | CASE('T','U') |
---|
4257 | grid__get_fine_offset_cc(jp_J,2)=id_rho(jp_J)-ij |
---|
4258 | CASE DEFAULT !'F','V' |
---|
4259 | grid__get_fine_offset_cc(jp_J,2)=(id_rho(jp_J)+1)-ij |
---|
4260 | END SELECT |
---|
4261 | ELSE |
---|
4262 | ! odd |
---|
4263 | grid__get_fine_offset_cc(jp_J,2)=(id_rho(jp_J)+1)-ij |
---|
4264 | ENDIF |
---|
4265 | |
---|
4266 | ELSE |
---|
4267 | CALL logger_error("GRID GET FINE OFFSET: coarse grid indices do "//& |
---|
4268 | & " not match fine grid upper corner.") |
---|
4269 | ENDIF |
---|
4270 | |
---|
4271 | ELSE ! il_shape1(1) > 1 .AND. il_shape1(2) > 1 |
---|
4272 | |
---|
4273 | !!!!!! look for lower left offset !!!!!! |
---|
4274 | i1=1 ; i2=MIN((id_rho(jp_I)+2),il_shape1(jp_I)) |
---|
4275 | j1=1 ; j2=MIN((id_rho(jp_J)+2),il_shape1(jp_J)) |
---|
4276 | |
---|
4277 | ! check if cross greenwich meridien |
---|
4278 | IF( minval(dl_lon0(id_imin0:id_imin0+1,id_jmin0:id_jmin0+1))<5. .OR. & |
---|
4279 | & maxval(dl_lon0(id_imin0:id_imin0+1,id_jmin0:id_jmin0+1))>355. )THEN |
---|
4280 | ! close to greenwich meridien |
---|
4281 | ll_greenwich=.TRUE. |
---|
4282 | ! 0:360 => -180:180 |
---|
4283 | WHERE( dl_lon0(id_imin0:id_imin0+1,id_jmin0:id_jmin0+1) > 180. ) |
---|
4284 | dl_lon0(id_imin0:id_imin0+1,id_jmin0:id_jmin0+1) = & |
---|
4285 | & dl_lon0(id_imin0:id_imin0+1,id_jmin0:id_jmin0+1)-360. |
---|
4286 | END WHERE |
---|
4287 | |
---|
4288 | WHERE( dl_lon1(i1:i2,j1:j2) > 180. ) |
---|
4289 | dl_lon1(i1:i2,j1:j2)=dl_lon1(i1:i2,j1:j2)-360. |
---|
4290 | END WHERE |
---|
4291 | ENDIF |
---|
4292 | |
---|
4293 | ! max longitude of the lower left cell |
---|
4294 | dl_lonmax0=MAX(dl_lon0(id_imin0+1,id_jmin0),dl_lon0(id_imin0+1,id_jmin0+1)) |
---|
4295 | ! max latitude of the lower left cell |
---|
4296 | dl_latmax0=MAX(dd_lat0(id_imin0,id_jmin0+1),dd_lat0(id_imin0+1,id_jmin0+1)) |
---|
4297 | IF( dl_lon1(1,1) < dl_lonmax0 .AND. & |
---|
4298 | & dd_lat1(1,1) < dl_latmax0 )THEN |
---|
4299 | |
---|
4300 | !!!!! i-direction !!!!! |
---|
4301 | IF( ll_even(jp_I) )THEN |
---|
4302 | ! even |
---|
4303 | SELECT CASE(TRIM(cl_point)) |
---|
4304 | CASE('F','U') |
---|
4305 | dl_dlon= ( dl_lon0(id_imin0+1,id_jmin0+1) - & |
---|
4306 | & dl_lon0(id_imin0 ,id_jmin0+1) ) / & |
---|
4307 | & ( 2.*id_rho(jp_I) ) |
---|
4308 | CASE DEFAULT |
---|
4309 | dl_dlon=0 |
---|
4310 | END SELECT |
---|
4311 | ELSE |
---|
4312 | ! odd |
---|
4313 | dl_dlon= ( dl_lon0(id_imin0+1,id_jmin0+1) - & |
---|
4314 | & dl_lon0(id_imin0 ,id_jmin0+1) ) / & |
---|
4315 | & ( 2.*id_rho(jp_I) ) |
---|
4316 | ENDIF |
---|
4317 | |
---|
4318 | !!!!! j-direction !!!!! |
---|
4319 | IF( ll_even(jp_J) )THEN |
---|
4320 | ! even |
---|
4321 | SELECT CASE(TRIM(cl_point)) |
---|
4322 | CASE('F','V') |
---|
4323 | dl_dlat= ( dd_lat0(id_imin0+1,id_jmin0+1) - & |
---|
4324 | & dd_lat0(id_imin0+1,id_jmin0 ) ) / & |
---|
4325 | & ( 2.*id_rho(jp_J) ) |
---|
4326 | CASE DEFAULT |
---|
4327 | dl_dlat=0 |
---|
4328 | END SELECT |
---|
4329 | ELSE |
---|
4330 | ! odd |
---|
4331 | dl_dlat= ( dd_lat0(id_imin0+1,id_jmin0+1) - & |
---|
4332 | & dd_lat0(id_imin0+1,id_jmin0 ) ) / & |
---|
4333 | & ( 2.*id_rho(jp_J) ) |
---|
4334 | ENDIF |
---|
4335 | |
---|
4336 | dl_lon0F= dl_lon0(id_imin0+1,id_jmin0+1) + dl_dlon |
---|
4337 | dl_lat0F= dd_lat0(id_imin0+1,id_jmin0+1) + dl_dlat |
---|
4338 | |
---|
4339 | il_ind(:)=grid_get_closest( dl_lon1(i1:i2,j1:j2), dd_lat1(i1:i2,j1:j2), & |
---|
4340 | & dl_lon0F, dl_lat0F, 'll' ) |
---|
4341 | |
---|
4342 | ii=il_ind(1) |
---|
4343 | ij=il_ind(2) |
---|
4344 | |
---|
4345 | !!!!! i-direction !!!!! |
---|
4346 | IF( ll_even(jp_I) )THEN |
---|
4347 | ! even |
---|
4348 | SELECT CASE(TRIM(cl_point)) |
---|
4349 | CASE('T','V') |
---|
4350 | grid__get_fine_offset_cc(jp_I,1)=id_rho(jp_I)-ii |
---|
4351 | CASE DEFAULT !'F','U' |
---|
4352 | grid__get_fine_offset_cc(jp_I,1)=(id_rho(jp_I)+1)-ii |
---|
4353 | END SELECT |
---|
4354 | ELSE |
---|
4355 | ! odd |
---|
4356 | grid__get_fine_offset_cc(jp_I,1)=(id_rho(jp_I)+1)-ii |
---|
4357 | ENDIF |
---|
4358 | |
---|
4359 | !!!!! j-direction !!!!! |
---|
4360 | IF( ll_even(jp_J) )THEN |
---|
4361 | ! even |
---|
4362 | SELECT CASE(TRIM(cl_point)) |
---|
4363 | CASE('T','U') |
---|
4364 | grid__get_fine_offset_cc(jp_J,1)=id_rho(jp_J)-ij |
---|
4365 | CASE DEFAULT !'F','V' |
---|
4366 | grid__get_fine_offset_cc(jp_J,1)=(id_rho(jp_J)+1)-ij |
---|
4367 | END SELECT |
---|
4368 | ELSE |
---|
4369 | ! odd |
---|
4370 | grid__get_fine_offset_cc(jp_J,1)=(id_rho(jp_J)+1)-ij |
---|
4371 | ENDIF |
---|
4372 | |
---|
4373 | ELSE |
---|
4374 | CALL logger_error("GRID GET FINE OFFSET: coarse grid indices do"//& |
---|
4375 | & " not match fine grid lower left corner.") |
---|
4376 | ENDIF |
---|
4377 | |
---|
4378 | IF( ll_greenwich )THEN |
---|
4379 | ! close to greenwich meridien |
---|
4380 | ll_greenwich=.FALSE. |
---|
4381 | ! -180:180 => 0:360 |
---|
4382 | WHERE( dl_lon0(id_imin0:id_imin0+1,id_jmin0:id_jmin0+1) < 0. ) |
---|
4383 | dl_lon0(id_imin0:id_imin0+1,id_jmin0:id_jmin0+1) = & |
---|
4384 | & dl_lon0(id_imin0:id_imin0+1,id_jmin0:id_jmin0+1)+360. |
---|
4385 | END WHERE |
---|
4386 | |
---|
4387 | WHERE( dl_lon1(i1:i2,j1:j2) < 0. ) |
---|
4388 | dl_lon1(i1:i2,j1:j2)=dl_lon1(i1:i2,j1:j2)+360. |
---|
4389 | END WHERE |
---|
4390 | ENDIF |
---|
4391 | |
---|
4392 | !!!!!! look for upper right offset !!!!!! |
---|
4393 | i1=MAX(1,il_shape1(jp_I)-(id_rho(jp_I)+2)+1) ; i2=il_shape1(jp_I) |
---|
4394 | j1=MAX(1,il_shape1(jp_J)-(id_rho(jp_J)+2)+1) ; j2=il_shape1(jp_J) |
---|
4395 | |
---|
4396 | ! check if cross greenwich meridien |
---|
4397 | IF( minval(dl_lon0(id_imax0-1:id_imax0,id_jmax0-1:id_jmax0))<5. .OR. & |
---|
4398 | & maxval(dl_lon0(id_imax0-1:id_imax0,id_jmax0-1:id_jmax0))>355. )THEN |
---|
4399 | ! close to greenwich meridien |
---|
4400 | ll_greenwich=.TRUE. |
---|
4401 | ! 0:360 => -180:180 |
---|
4402 | WHERE( dl_lon0(id_imax0-1:id_imax0,id_jmax0-1:id_jmax0) > 180. ) |
---|
4403 | dl_lon0(id_imax0-1:id_imax0,id_jmax0-1:id_jmax0) = & |
---|
4404 | & dl_lon0(id_imax0-1:id_imax0,id_jmax0-1:id_jmax0)-360. |
---|
4405 | END WHERE |
---|
4406 | |
---|
4407 | WHERE( dl_lon1(i1:i2,j1:j2) > 180. ) |
---|
4408 | dl_lon1(i1:i2,j1:j2)=dl_lon1(i1:i2,j1:j2)-360. |
---|
4409 | END WHERE |
---|
4410 | ENDIF |
---|
4411 | |
---|
4412 | ! min latitude of the upper right cell |
---|
4413 | dl_lonmin0=MIN(dl_lon0(id_imax0-1,id_jmax0-1),dl_lon0(id_imax0-1,id_jmax0)) |
---|
4414 | ! min latitude of the upper right cell |
---|
4415 | dl_latmin0=MIN(dd_lat0(id_imax0-1,id_jmax0-1),dd_lat0(id_imax0,id_jmax0-1)) |
---|
4416 | IF( dl_lon1(il_shape1(jp_I),il_shape1(jp_J)) > dl_lonmin0 .AND. & |
---|
4417 | & dd_lat1(il_shape1(jp_I),il_shape1(jp_J)) > dl_latmin0 )THEN |
---|
4418 | |
---|
4419 | !!!!! i-direction !!!!! |
---|
4420 | IF( ll_even(jp_I) )THEN |
---|
4421 | ! even |
---|
4422 | SELECT CASE(TRIM(cl_point)) |
---|
4423 | CASE('F','U') |
---|
4424 | dl_dlon= ( dl_lon0(id_imax0 ,id_jmax0-1) - & |
---|
4425 | & dl_lon0(id_imax0-1,id_jmax0-1) ) / & |
---|
4426 | & ( 2.*id_rho(jp_I) ) |
---|
4427 | CASE DEFAULT |
---|
4428 | dl_dlon=0 |
---|
4429 | END SELECT |
---|
4430 | ELSE |
---|
4431 | ! odd |
---|
4432 | dl_dlon= ( dl_lon0(id_imax0 ,id_jmax0-1) - & |
---|
4433 | & dl_lon0(id_imax0-1,id_jmax0-1) ) / & |
---|
4434 | & ( 2*id_rho(jp_I) ) |
---|
4435 | ENDIF |
---|
4436 | |
---|
4437 | !!!!! j-direction !!!!! |
---|
4438 | IF( ll_even(jp_J) )THEN |
---|
4439 | ! even |
---|
4440 | SELECT CASE(TRIM(cl_point)) |
---|
4441 | CASE('F','V') |
---|
4442 | dl_dlat= ( dd_lat0(id_imax0-1,id_jmax0 ) - & |
---|
4443 | & dd_lat0(id_imax0-1,id_jmax0-1) ) / & |
---|
4444 | & ( 2.*id_rho(jp_J) ) |
---|
4445 | CASE DEFAULT |
---|
4446 | dl_dlat=0 |
---|
4447 | END SELECT |
---|
4448 | ELSE |
---|
4449 | ! odd |
---|
4450 | dl_dlat= ( dd_lat0(id_imax0-1,id_jmax0 ) - & |
---|
4451 | & dd_lat0(id_imax0-1,id_jmax0-1) ) / & |
---|
4452 | & ( 2*id_rho(jp_J) ) |
---|
4453 | ENDIF |
---|
4454 | |
---|
4455 | dl_lon0F= dl_lon0(id_imax0-1,id_jmax0-1) - dl_dlon |
---|
4456 | dl_lat0F= dd_lat0(id_imax0-1,id_jmax0-1) - dl_dlat |
---|
4457 | |
---|
4458 | il_ind(:)=grid_get_closest( dl_lon1(i1:i2,j1:j2), dd_lat1(i1:i2,j1:j2), & |
---|
4459 | & dl_lon0F, dl_lat0F, 'ur' ) |
---|
4460 | |
---|
4461 | ii=(MIN(il_shape1(jp_I),(id_rho(jp_I)+2))-il_ind(1)+1) |
---|
4462 | ij=(MIN(il_shape1(jp_J),(id_rho(jp_J)+2))-il_ind(2)+1) |
---|
4463 | |
---|
4464 | !!!!! i-direction !!!!! |
---|
4465 | IF( ll_even(jp_I) )THEN |
---|
4466 | ! even |
---|
4467 | SELECT CASE(TRIM(cl_point)) |
---|
4468 | CASE('T','V') |
---|
4469 | grid__get_fine_offset_cc(jp_I,2)=id_rho(jp_I)-ii |
---|
4470 | CASE DEFAULT !'F','U' |
---|
4471 | grid__get_fine_offset_cc(jp_I,2)=(id_rho(jp_I)+1)-ii |
---|
4472 | END SELECT |
---|
4473 | ELSE |
---|
4474 | ! odd |
---|
4475 | grid__get_fine_offset_cc(jp_I,2)=(id_rho(jp_I)+1)-ii |
---|
4476 | ENDIF |
---|
4477 | |
---|
4478 | !!!!! j-direction !!!!! |
---|
4479 | IF( ll_even(jp_J) )THEN |
---|
4480 | ! even |
---|
4481 | SELECT CASE(TRIM(cl_point)) |
---|
4482 | CASE('T','U') |
---|
4483 | grid__get_fine_offset_cc(jp_J,2)=id_rho(jp_J)-ij |
---|
4484 | CASE DEFAULT !'F','V' |
---|
4485 | grid__get_fine_offset_cc(jp_J,2)=(id_rho(jp_J)+1)-ij |
---|
4486 | END SELECT |
---|
4487 | ELSE |
---|
4488 | ! odd |
---|
4489 | grid__get_fine_offset_cc(jp_J,2)=(id_rho(jp_J)+1)-ij |
---|
4490 | ENDIF |
---|
4491 | |
---|
4492 | ELSE |
---|
4493 | CALL logger_error("GRID GET FINE OFFSET: coarse grid indices do"//& |
---|
4494 | & " not match fine grid upper right corner.") |
---|
4495 | ENDIF |
---|
4496 | |
---|
4497 | IF( ll_greenwich )THEN |
---|
4498 | ! close to greenwich meridien |
---|
4499 | ll_greenwich=.FALSE. |
---|
4500 | ! -180:180 => 0:360 |
---|
4501 | WHERE( dl_lon0(id_imax0-1:id_imax0,id_jmax0-1:id_jmax0) < 0. ) |
---|
4502 | dl_lon0(id_imax0-1:id_imax0,id_jmax0-1:id_jmax0) = & |
---|
4503 | & dl_lon0(id_imax0-1:id_imax0,id_jmax0-1:id_jmax0)+360. |
---|
4504 | END WHERE |
---|
4505 | |
---|
4506 | WHERE( dl_lon1(i1:i2,j1:j2) < 0. ) |
---|
4507 | dl_lon1(i1:i2,j1:j2)=dl_lon1(i1:i2,j1:j2)+360. |
---|
4508 | END WHERE |
---|
4509 | ENDIF |
---|
4510 | |
---|
4511 | ENDIF |
---|
4512 | |
---|
4513 | DEALLOCATE( dl_lon0 ) |
---|
4514 | DEALLOCATE( dl_lon1 ) |
---|
4515 | |
---|
4516 | IF( ANY(grid__get_fine_offset_cc(:,:)==-1) )THEN |
---|
4517 | CALL logger_fatal("GRID GET FINE OFFSET: can not found "//& |
---|
4518 | & " offset between coarse and fine grid.") |
---|
4519 | ENDIF |
---|
4520 | |
---|
4521 | END FUNCTION grid__get_fine_offset_cc |
---|
4522 | !------------------------------------------------------------------- |
---|
4523 | !> @brief This subroutine check fine and coarse grid coincidence. |
---|
4524 | ! |
---|
4525 | !> @details |
---|
4526 | ! |
---|
4527 | !> @author J.Paul |
---|
4528 | !> @date November, 2013- Initial Version |
---|
4529 | !> @date October, 2014 |
---|
4530 | !> - work on mpp file structure instead of file structure |
---|
4531 | !> @date February, 2016 |
---|
4532 | !> - use F-point to check coincidence for even refinment |
---|
4533 | !> - use F-point estimation, if can not read it. |
---|
4534 | !> |
---|
4535 | !> @param[in] td_coord0 coarse grid coordinate file structure |
---|
4536 | !> @param[in] td_coord1 fine grid coordinate file structure |
---|
4537 | !> @param[in] id_imin0 coarse grid lower left corner i-indice of fine grid domain |
---|
4538 | !> @param[in] id_imax0 coarse grid upper right corner i-indice of fine grid domain |
---|
4539 | !> @param[in] id_jmin0 coarse grid lower left corner j-indice of fine grid domain |
---|
4540 | !> @param[in] id_jmax0 coarse grid upper right corner j-indice of fine grid domain |
---|
4541 | !> @param[in] id_rho array of refinement factor |
---|
4542 | !------------------------------------------------------------------- |
---|
4543 | SUBROUTINE grid_check_coincidence( td_coord0, td_coord1, & |
---|
4544 | & id_imin0, id_imax0, & |
---|
4545 | & id_jmin0, id_jmax0, & |
---|
4546 | & id_rho ) |
---|
4547 | IMPLICIT NONE |
---|
4548 | |
---|
4549 | ! Argument |
---|
4550 | TYPE(TMPP) , INTENT(IN) :: td_coord0 |
---|
4551 | TYPE(TMPP) , INTENT(IN) :: td_coord1 |
---|
4552 | INTEGER(i4) , INTENT(IN) :: id_imin0 |
---|
4553 | INTEGER(i4) , INTENT(IN) :: id_imax0 |
---|
4554 | INTEGER(i4) , INTENT(IN) :: id_jmin0 |
---|
4555 | INTEGER(i4) , INTENT(IN) :: id_jmax0 |
---|
4556 | INTEGER(i4), DIMENSION(:), INTENT(IN) :: id_rho |
---|
4557 | |
---|
4558 | ! local variable |
---|
4559 | INTEGER(i4) :: il_imid1 |
---|
4560 | INTEGER(i4) :: il_jmid1 |
---|
4561 | |
---|
4562 | INTEGER(i4) :: il_ew0 |
---|
4563 | INTEGER(i4) :: il_ew1 |
---|
4564 | |
---|
4565 | INTEGER(i4) :: il_ind |
---|
4566 | |
---|
4567 | INTEGER(i4) :: il_imin1 |
---|
4568 | INTEGER(i4) :: il_imax1 |
---|
4569 | INTEGER(i4) :: il_jmin1 |
---|
4570 | INTEGER(i4) :: il_jmax1 |
---|
4571 | |
---|
4572 | INTEGER(i4), DIMENSION(2) :: il_ind0 |
---|
4573 | INTEGER(i4), DIMENSION(2) :: il_ind1 |
---|
4574 | |
---|
4575 | INTEGER(i4), DIMENSION(2) :: il_ill1 |
---|
4576 | INTEGER(i4), DIMENSION(2) :: il_ilr1 |
---|
4577 | INTEGER(i4), DIMENSION(2) :: il_iul1 |
---|
4578 | INTEGER(i4), DIMENSION(2) :: il_iur1 |
---|
4579 | |
---|
4580 | REAL(dp) :: dl_lon0F |
---|
4581 | REAL(dp) :: dl_lat0F |
---|
4582 | REAL(dp) :: dl_lon0 |
---|
4583 | REAL(dp) :: dl_lat0 |
---|
4584 | REAL(dp) :: dl_lon1F |
---|
4585 | REAL(dp) :: dl_lat1F |
---|
4586 | REAL(dp) :: dl_lon1 |
---|
4587 | REAL(dp) :: dl_lat1 |
---|
4588 | |
---|
4589 | REAL(dp) :: dl_delta |
---|
4590 | |
---|
4591 | LOGICAL :: ll_coincidence |
---|
4592 | LOGICAL :: ll_even |
---|
4593 | LOGICAL :: ll_grid0F |
---|
4594 | LOGICAL :: ll_grid1F |
---|
4595 | |
---|
4596 | TYPE(TVAR) :: tl_lon0 |
---|
4597 | TYPE(TVAR) :: tl_lat0 |
---|
4598 | TYPE(TVAR) :: tl_lon0F |
---|
4599 | TYPE(TVAR) :: tl_lat0F |
---|
4600 | TYPE(TVAR) :: tl_lon1 |
---|
4601 | TYPE(TVAR) :: tl_lat1 |
---|
4602 | TYPE(TVAR) :: tl_lon1F |
---|
4603 | TYPE(TVAR) :: tl_lat1F |
---|
4604 | |
---|
4605 | TYPE(TMPP) :: tl_coord0 |
---|
4606 | TYPE(TMPP) :: tl_coord1 |
---|
4607 | |
---|
4608 | TYPE(TDOM) :: tl_dom0 |
---|
4609 | |
---|
4610 | ! loop indices |
---|
4611 | INTEGER(i4) :: ji |
---|
4612 | INTEGER(i4) :: jj |
---|
4613 | !---------------------------------------------------------------- |
---|
4614 | |
---|
4615 | ll_coincidence=.TRUE. |
---|
4616 | |
---|
4617 | ll_even=.FALSE. |
---|
4618 | IF( MOD(id_rho(jp_I)*id_rho(jp_J),2) == 0 )THEN |
---|
4619 | ll_even=.TRUE. |
---|
4620 | ENDIF |
---|
4621 | |
---|
4622 | ! copy structure |
---|
4623 | tl_coord0=mpp_copy(td_coord0) |
---|
4624 | |
---|
4625 | ! compute domain |
---|
4626 | tl_dom0=dom_init( tl_coord0, & |
---|
4627 | & id_imin0, id_imax0,& |
---|
4628 | & id_jmin0, id_jmax0 ) |
---|
4629 | |
---|
4630 | ! open mpp files |
---|
4631 | CALL iom_dom_open(tl_coord0, tl_dom0) |
---|
4632 | |
---|
4633 | ! read variable value on domain |
---|
4634 | il_ind=var_get_index(tl_coord0%t_proc(1)%t_var(:), 'longitude_T') |
---|
4635 | IF( il_ind /= 0 )THEN |
---|
4636 | tl_lon0=iom_dom_read_var(tl_coord0,'longitude_T',tl_dom0) |
---|
4637 | ELSE |
---|
4638 | tl_lon0=iom_dom_read_var(tl_coord0,'longitude',tl_dom0) |
---|
4639 | ENDIF |
---|
4640 | |
---|
4641 | il_ind=var_get_index(tl_coord0%t_proc(1)%t_var(:), 'latitude_T') |
---|
4642 | IF( il_ind /= 0 )THEN |
---|
4643 | tl_lat0=iom_dom_read_var(tl_coord0,'latitude_T' ,tl_dom0) |
---|
4644 | ELSE |
---|
4645 | tl_lat0=iom_dom_read_var(tl_coord0,'latitude' ,tl_dom0) |
---|
4646 | ENDIF |
---|
4647 | |
---|
4648 | IF( ll_even )THEN |
---|
4649 | ! look for variable value on domain for F point |
---|
4650 | il_ind=var_get_index(tl_coord0%t_proc(1)%t_var(:), 'longitude_F') |
---|
4651 | IF( il_ind /= 0 )THEN |
---|
4652 | tl_lon0F=iom_dom_read_var(tl_coord0,'longitude_F',tl_dom0) |
---|
4653 | ENDIF |
---|
4654 | |
---|
4655 | il_ind=var_get_index(tl_coord0%t_proc(1)%t_var(:), 'latitude_F') |
---|
4656 | IF( il_ind /= 0 )THEN |
---|
4657 | tl_lat0F=iom_dom_read_var(tl_coord0,'latitude_F' ,tl_dom0) |
---|
4658 | ENDIF |
---|
4659 | |
---|
4660 | ll_grid0F=.FALSE. |
---|
4661 | IF( ASSOCIATED(tl_lon0F%d_value) .AND. & |
---|
4662 | & ASSOCIATED(tl_lat0F%d_value) )THEN |
---|
4663 | ll_grid0F=.TRUE. |
---|
4664 | ENDIF |
---|
4665 | |
---|
4666 | ENDIF |
---|
4667 | |
---|
4668 | ! close mpp files |
---|
4669 | CALL iom_dom_close(tl_coord0) |
---|
4670 | |
---|
4671 | ! clean structure |
---|
4672 | CALL mpp_clean(tl_coord0) |
---|
4673 | CALL dom_clean(tl_dom0) |
---|
4674 | |
---|
4675 | ! copy structure |
---|
4676 | tl_coord1=mpp_copy(td_coord1) |
---|
4677 | |
---|
4678 | ! open mpp files |
---|
4679 | CALL iom_mpp_open(tl_coord1) |
---|
4680 | |
---|
4681 | ! read fine longitue and latitude |
---|
4682 | il_ind=var_get_index(tl_coord1%t_proc(1)%t_var(:), TRIM(tl_lon0%c_longname)) |
---|
4683 | IF( il_ind /= 0 )THEN |
---|
4684 | tl_lon1=iom_mpp_read_var(tl_coord1,TRIM(tl_lon0%c_longname)) |
---|
4685 | ELSE |
---|
4686 | tl_lon1=iom_mpp_read_var(tl_coord1,'longitude') |
---|
4687 | ENDIF |
---|
4688 | il_ind=var_get_index(tl_coord1%t_proc(1)%t_var(:), TRIM(tl_lat0%c_longname)) |
---|
4689 | IF( il_ind /= 0 )THEN |
---|
4690 | tl_lat1=iom_mpp_read_var(tl_coord1,TRIM(tl_lat0%c_longname)) |
---|
4691 | ELSE |
---|
4692 | tl_lat1=iom_mpp_read_var(tl_coord1,'latitude') |
---|
4693 | ENDIF |
---|
4694 | |
---|
4695 | IF( ll_even )THEN |
---|
4696 | |
---|
4697 | ! look for variable value on domain for F point |
---|
4698 | il_ind=var_get_index(tl_coord1%t_proc(1)%t_var(:), 'longitude_F') |
---|
4699 | IF( il_ind /= 0 )THEN |
---|
4700 | tl_lon1F=iom_mpp_read_var(tl_coord1,'longitude_F') |
---|
4701 | ENDIF |
---|
4702 | |
---|
4703 | il_ind=var_get_index(tl_coord1%t_proc(1)%t_var(:), 'latitude_F') |
---|
4704 | IF( il_ind /= 0 )THEN |
---|
4705 | tl_lat1F=iom_mpp_read_var(tl_coord1,'latitude_F') |
---|
4706 | ENDIF |
---|
4707 | |
---|
4708 | ll_grid1F=.FALSE. |
---|
4709 | IF( ASSOCIATED(tl_lon1F%d_value) .AND. & |
---|
4710 | & ASSOCIATED(tl_lat1F%d_value) )THEN |
---|
4711 | ll_grid1F=.TRUE. |
---|
4712 | ENDIF |
---|
4713 | |
---|
4714 | ENDIF |
---|
4715 | |
---|
4716 | ! close mpp files |
---|
4717 | CALL iom_mpp_close(tl_coord1) |
---|
4718 | ! clean structure |
---|
4719 | CALL mpp_clean(tl_coord1) |
---|
4720 | |
---|
4721 | CALL logger_debug("GRID CHECK COINCIDENCE:"//& |
---|
4722 | & " fine grid "//TRIM(td_coord1%c_name) ) |
---|
4723 | CALL logger_debug("GRID CHECK COINCIDENCE:"//& |
---|
4724 | & " coarse grid "//TRIM(td_coord0%c_name) ) |
---|
4725 | |
---|
4726 | ! check domain |
---|
4727 | ! check global grid |
---|
4728 | IF( .NOT. grid_is_global(tl_lon0, tl_lat0) )THEN |
---|
4729 | IF( grid_is_global(tl_lon1, tl_lat1) )THEN |
---|
4730 | |
---|
4731 | ll_coincidence=.FALSE. |
---|
4732 | CALL logger_fatal("GRID CHECK COINCIDENCE:"//& |
---|
4733 | & " fine grid is global,"//& |
---|
4734 | & " coarse grid is not ") |
---|
4735 | |
---|
4736 | ELSE |
---|
4737 | il_ew1=tl_lon1%i_ew |
---|
4738 | IF( il_ew1 >= 0 )THEN |
---|
4739 | ! ew overlap |
---|
4740 | |
---|
4741 | il_ew0=tl_lon0%i_ew |
---|
4742 | IF( il_ew0 < 0 )THEN |
---|
4743 | CALL logger_fatal("GRID CHECK COINCIDENCE: "//& |
---|
4744 | & "fine grid has east west overlap,"//& |
---|
4745 | & " coarse grid not ") |
---|
4746 | ENDIF |
---|
4747 | |
---|
4748 | il_jmin1=1+ip_ghost |
---|
4749 | il_jmax1=tl_lon1%t_dim(2)%i_len-ip_ghost |
---|
4750 | |
---|
4751 | ll_coincidence=grid__check_lat(& |
---|
4752 | & tl_lat0%d_value(1,:,1,1),& |
---|
4753 | & tl_lat1%d_value(1,il_jmin1:il_jmax1,1,1)) |
---|
4754 | |
---|
4755 | ELSE |
---|
4756 | ! other case |
---|
4757 | il_imin1=1+ip_ghost |
---|
4758 | il_jmin1=1+ip_ghost |
---|
4759 | |
---|
4760 | il_imax1=tl_lon1%t_dim(1)%i_len-ip_ghost |
---|
4761 | il_jmax1=tl_lon1%t_dim(2)%i_len-ip_ghost |
---|
4762 | |
---|
4763 | ll_coincidence=grid__check_corner(& |
---|
4764 | & tl_lon0%d_value(:,:,1,1),& |
---|
4765 | & tl_lat0%d_value(:,:,1,1),& |
---|
4766 | & tl_lon1%d_value(il_imin1:il_imax1, & |
---|
4767 | & il_jmin1:il_jmax1, & |
---|
4768 | & 1,1),& |
---|
4769 | & tl_lat1%d_value(il_imin1:il_imax1, & |
---|
4770 | & il_jmin1:il_jmax1, & |
---|
4771 | & 1,1) ) |
---|
4772 | |
---|
4773 | ENDIF |
---|
4774 | |
---|
4775 | ENDIF |
---|
4776 | |
---|
4777 | IF( .NOT. ll_coincidence )THEN |
---|
4778 | CALL logger_fatal("GRID CHECK COINCIDENCE: no coincidence "//& |
---|
4779 | & "between fine grid and coarse grid: invalid domain." ) |
---|
4780 | ENDIF |
---|
4781 | |
---|
4782 | ENDIF |
---|
4783 | |
---|
4784 | ! check refinement factor |
---|
4785 | ! select point in middle of fine grid |
---|
4786 | il_imid1=INT(tl_lon1%t_dim(1)%i_len*0.5) |
---|
4787 | il_jmid1=INT(tl_lon1%t_dim(2)%i_len*0.5) |
---|
4788 | |
---|
4789 | dl_lon1=tl_lon1%d_value(il_imid1, il_jmid1,1,1) |
---|
4790 | dl_lat1=tl_lat1%d_value(il_imid1, il_jmid1,1,1) |
---|
4791 | |
---|
4792 | ! select closest point on coarse grid |
---|
4793 | il_ind0(:)=grid_get_closest(tl_lon0%d_value(:,:,1,1),& |
---|
4794 | & tl_lat0%d_value(:,:,1,1),& |
---|
4795 | & dl_lon1, dl_lat1 ) |
---|
4796 | |
---|
4797 | IF( ANY(il_ind0(:)==0) )THEN |
---|
4798 | CALL logger_fatal("GRID CHECK COINCIDENCE: can not find valid "//& |
---|
4799 | & "coarse grid indices: invalid domain." ) |
---|
4800 | ENDIF |
---|
4801 | |
---|
4802 | IF( .NOT. ll_even )THEN |
---|
4803 | ! case odd refinment in both direction |
---|
4804 | ! work on T-point |
---|
4805 | |
---|
4806 | dl_lon0=tl_lon0%d_value(il_ind0(1),il_ind0(2),1,1) |
---|
4807 | dl_lat0=tl_lat0%d_value(il_ind0(1),il_ind0(2),1,1) |
---|
4808 | |
---|
4809 | il_ind1(:)=grid_get_closest(tl_lon1%d_value(:,:,1,1),& |
---|
4810 | & tl_lat1%d_value(:,:,1,1),& |
---|
4811 | & dl_lon0, dl_lat0 ) |
---|
4812 | |
---|
4813 | ! check i-direction refinement factor |
---|
4814 | DO ji=0,MIN(3,il_imid1) |
---|
4815 | |
---|
4816 | IF( il_ind1(1)+ji*id_rho(jp_I)+1 > tl_lon1%t_dim(1)%i_len )THEN |
---|
4817 | CALL logger_warn("GRID CHECK COINCIDENCE: domain to small "//& |
---|
4818 | & " to check i-direction refinement factor ") |
---|
4819 | EXIT |
---|
4820 | ELSE |
---|
4821 | dl_lon0=tl_lon0%d_value(il_ind0(1)+ji ,il_ind0(2),1,1) |
---|
4822 | dl_lon1=tl_lon1%d_value(il_ind1(1)+ji*id_rho(jp_I),il_ind1(2),1,1) |
---|
4823 | |
---|
4824 | ! assume there could be little difference due to interpolation |
---|
4825 | IF( ABS(dl_lon1 - dl_lon0) > dp_delta )THEN |
---|
4826 | ll_coincidence=.FALSE. |
---|
4827 | CALL logger_debug("GRID CHECK COINCIDENCE: invalid "//& |
---|
4828 | & "i-direction refinement factor ("//& |
---|
4829 | & TRIM(fct_str(id_rho(jp_I)))//& |
---|
4830 | & ") between fine grid and coarse grid ") |
---|
4831 | ENDIF |
---|
4832 | ENDIF |
---|
4833 | |
---|
4834 | ENDDO |
---|
4835 | |
---|
4836 | ! check j-direction refinement factor |
---|
4837 | DO jj=0,MIN(3,il_jmid1) |
---|
4838 | |
---|
4839 | IF( il_ind1(2)+jj*id_rho(jp_J)+1 > tl_lat1%t_dim(2)%i_len )THEN |
---|
4840 | CALL logger_warn("GRID CHECK COINCIDENCE: domain to small "//& |
---|
4841 | & " to check j-direction refinement factor ") |
---|
4842 | EXIT |
---|
4843 | ELSE |
---|
4844 | dl_lat0=tl_lat0%d_value(il_ind0(1),il_ind0(2)+jj ,1,1) |
---|
4845 | dl_lat1=tl_lat1%d_value(il_ind1(1),il_ind1(2)+jj*id_rho(jp_J),1,1) |
---|
4846 | |
---|
4847 | ! assume there could be little difference due to interpolation |
---|
4848 | IF( ABS(dl_lat1-dl_lat0) > dp_delta )THEN |
---|
4849 | ll_coincidence=.FALSE. |
---|
4850 | CALL logger_debug("GRID CHECK COINCIDENCE: invalid "//& |
---|
4851 | & "j-direction refinement factor ("//& |
---|
4852 | & TRIM(fct_str(id_rho(jp_J)))//& |
---|
4853 | & ") between fine grid and coarse grid ") |
---|
4854 | ENDIF |
---|
4855 | ENDIF |
---|
4856 | |
---|
4857 | ENDDO |
---|
4858 | |
---|
4859 | ELSE |
---|
4860 | ! case even refinment at least in one direction |
---|
4861 | ! work on F-point |
---|
4862 | |
---|
4863 | dl_delta=dp_delta |
---|
4864 | ! look for lower left fine point in coarse cell. |
---|
4865 | IF( ll_grid0F )THEN |
---|
4866 | |
---|
4867 | ! lower left corner of coarse cell |
---|
4868 | dl_lon0F=tl_lon0F%d_value(il_ind0(1)-1,il_ind0(2)-1,1,1) |
---|
4869 | dl_lat0F=tl_lat0F%d_value(il_ind0(1)-1,il_ind0(2)-1,1,1) |
---|
4870 | |
---|
4871 | ELSE |
---|
4872 | |
---|
4873 | ! approximate lower left corner of coarse cell (with T point) |
---|
4874 | dl_lon0F=( tl_lon0%d_value(il_ind0(1) ,il_ind0(2) ,1,1) + & |
---|
4875 | & tl_lon0%d_value(il_ind0(1) ,il_ind0(2)-1,1,1) + & |
---|
4876 | & tl_lon0%d_value(il_ind0(1)-1,il_ind0(2) ,1,1) + & |
---|
4877 | & tl_lon0%d_value(il_ind0(1)-1,il_ind0(2)-1,1,1) ) * 0.25 |
---|
4878 | |
---|
4879 | dl_lat0F=( tl_lat0%d_value(il_ind0(1) ,il_ind0(2) ,1,1) + & |
---|
4880 | & tl_lat0%d_value(il_ind0(1) ,il_ind0(2)-1,1,1) + & |
---|
4881 | & tl_lat0%d_value(il_ind0(1)-1,il_ind0(2) ,1,1) + & |
---|
4882 | & tl_lat0%d_value(il_ind0(1)-1,il_ind0(2)-1,1,1) ) * 0.25 |
---|
4883 | |
---|
4884 | ! as we use approximation of F-point we relax condition |
---|
4885 | dl_delta=100*dp_delta |
---|
4886 | |
---|
4887 | ENDIF |
---|
4888 | |
---|
4889 | IF( ll_grid1F )THEN |
---|
4890 | |
---|
4891 | il_ind1(:)=grid_get_closest(tl_lon1F%d_value(:,:,1,1),& |
---|
4892 | & tl_lat1F%d_value(:,:,1,1),& |
---|
4893 | & dl_lon0F, dl_lat0F ) |
---|
4894 | |
---|
4895 | ELSE |
---|
4896 | |
---|
4897 | il_ill1(:)=grid_get_closest(tl_lon1%d_value(:,:,1,1),& |
---|
4898 | & tl_lat1%d_value(:,:,1,1),& |
---|
4899 | & dl_lon0F, dl_lat0F, 'll' ) |
---|
4900 | |
---|
4901 | il_ilr1(:)=grid_get_closest(tl_lon1%d_value(:,:,1,1),& |
---|
4902 | & tl_lat1%d_value(:,:,1,1),& |
---|
4903 | & dl_lon0F, dl_lat0F, 'lr' ) |
---|
4904 | |
---|
4905 | il_iul1(:)=grid_get_closest(tl_lon1%d_value(:,:,1,1),& |
---|
4906 | & tl_lat1%d_value(:,:,1,1),& |
---|
4907 | & dl_lon0F, dl_lat0F, 'ul' ) |
---|
4908 | |
---|
4909 | il_iur1(:)=grid_get_closest(tl_lon1%d_value(:,:,1,1),& |
---|
4910 | & tl_lat1%d_value(:,:,1,1),& |
---|
4911 | & dl_lon0F, dl_lat0F, 'ur' ) |
---|
4912 | |
---|
4913 | ! as we use approximation of F-point we relax condition |
---|
4914 | dl_delta=100*dp_delta |
---|
4915 | |
---|
4916 | ENDIF |
---|
4917 | |
---|
4918 | ! check i-direction refinement factor |
---|
4919 | DO ji=0,MIN(3,il_imid1) |
---|
4920 | |
---|
4921 | IF( il_ind1(1)+ji*id_rho(jp_I)+1 > tl_lon1%t_dim(1)%i_len )THEN |
---|
4922 | CALL logger_warn("GRID CHECK COINCIDENCE: domain to small "//& |
---|
4923 | & " to check i-direction refinement factor ") |
---|
4924 | EXIT |
---|
4925 | ELSE |
---|
4926 | IF( ll_grid0F )THEN |
---|
4927 | dl_lon0F=tl_lon0F%d_value(il_ind0(1)+ji-1, il_ind0(2)-1,1,1) |
---|
4928 | ELSE |
---|
4929 | dl_lon0F= 0.25 * & |
---|
4930 | & ( tl_lon0%d_value(il_ind0(1)+ji , il_ind0(2) ,1,1) + & |
---|
4931 | & tl_lon0%d_value(il_ind0(1)+ji-1, il_ind0(2) ,1,1) + & |
---|
4932 | & tl_lon0%d_value(il_ind0(1)+ji , il_ind0(2)-1,1,1) + & |
---|
4933 | & tl_lon0%d_value(il_ind0(1)+ji-1, il_ind0(2)-1,1,1) ) |
---|
4934 | ENDIF |
---|
4935 | |
---|
4936 | IF( ll_grid1F )THEN |
---|
4937 | dl_lon1F= tl_lon1F%d_value( il_ind1(1)+ji*id_rho(jp_I), & |
---|
4938 | & il_ind1(2),1,1) |
---|
4939 | ELSE |
---|
4940 | dl_lon1F= 0.25 * & |
---|
4941 | & ( tl_lon1%d_value( il_ill1(1)+ji*id_rho(jp_I), & |
---|
4942 | & il_ill1(2),1,1) + & |
---|
4943 | & tl_lon1%d_value( il_ilr1(1)+ji*id_rho(jp_I), & |
---|
4944 | & il_ilr1(2),1,1) + & |
---|
4945 | & tl_lon1%d_value( il_iul1(1)+ji*id_rho(jp_I), & |
---|
4946 | & il_iul1(2),1,1) + & |
---|
4947 | & tl_lon1%d_value( il_iur1(1)+ji*id_rho(jp_I), & |
---|
4948 | & il_iur1(2),1,1) ) |
---|
4949 | |
---|
4950 | ENDIF |
---|
4951 | |
---|
4952 | ! assume there could be little difference due to interpolation |
---|
4953 | IF( ABS(dl_lon1F - dl_lon0F) > dl_delta )THEN |
---|
4954 | ll_coincidence=.FALSE. |
---|
4955 | CALL logger_debug("GRID CHECK COINCIDENCE: invalid "//& |
---|
4956 | & "i-direction refinement factor ("//& |
---|
4957 | & TRIM(fct_str(id_rho(jp_I)))//& |
---|
4958 | & ") between fine grid and coarse grid ") |
---|
4959 | ENDIF |
---|
4960 | ENDIF |
---|
4961 | |
---|
4962 | ENDDO |
---|
4963 | |
---|
4964 | ! check j-direction refinement factor |
---|
4965 | DO jj=0,MIN(3,il_jmid1) |
---|
4966 | |
---|
4967 | IF( il_ind1(2)+jj*id_rho(jp_J)+1 > tl_lat1%t_dim(2)%i_len )THEN |
---|
4968 | CALL logger_warn("GRID CHECK COINCIDENCE: domain to small "//& |
---|
4969 | & " to check j-direction refinement factor ") |
---|
4970 | EXIT |
---|
4971 | ELSE |
---|
4972 | IF( ll_grid0F )THEN |
---|
4973 | dl_lat0F=tl_lat0F%d_value(il_ind0(1)-1, il_ind0(2)+jj-1,1,1) |
---|
4974 | ELSE |
---|
4975 | dl_lat0F= 0.25 * & |
---|
4976 | & ( tl_lat0%d_value(il_ind0(1) , il_ind0(2)+jj ,1,1) + & |
---|
4977 | & tl_lat0%d_value(il_ind0(1)-1, il_ind0(2)+jj ,1,1) + & |
---|
4978 | & tl_lat0%d_value(il_ind0(1) , il_ind0(2)+jj-1,1,1) + & |
---|
4979 | & tl_lat0%d_value(il_ind0(1)-1, il_ind0(2)+jj-1,1,1) ) |
---|
4980 | ENDIF |
---|
4981 | |
---|
4982 | IF( ll_grid1F )THEN |
---|
4983 | dl_lat1F= tl_lat1F%d_value( il_ind1(1), & |
---|
4984 | & il_ind1(2)+jj*id_rho(jp_J),1,1) |
---|
4985 | ELSE |
---|
4986 | dl_lat1F= 0.25 * & |
---|
4987 | & ( tl_lat1%d_value( il_ill1(1), & |
---|
4988 | & il_ill1(2)+jj*id_rho(jp_J),1,1) + & |
---|
4989 | & tl_lat1%d_value( il_ilr1(1), & |
---|
4990 | & il_ilr1(2)+jj*id_rho(jp_J),1,1) + & |
---|
4991 | & tl_lat1%d_value( il_iul1(1), & |
---|
4992 | & il_iul1(2)+jj*id_rho(jp_J),1,1) + & |
---|
4993 | & tl_lat1%d_value( il_iur1(1), & |
---|
4994 | & il_iur1(2)+jj*id_rho(jp_J),1,1) ) |
---|
4995 | |
---|
4996 | ENDIF |
---|
4997 | |
---|
4998 | ! assume there could be little difference due to interpolation |
---|
4999 | IF( ABS(dl_lat1F - dl_lat0F) > dl_delta )THEN |
---|
5000 | ll_coincidence=.FALSE. |
---|
5001 | CALL logger_debug("GRID CHECK COINCIDENCE: invalid "//& |
---|
5002 | & "i-direction refinement factor ("//& |
---|
5003 | & TRIM(fct_str(id_rho(jp_I)))//& |
---|
5004 | & ") between fine grid and coarse grid ") |
---|
5005 | ENDIF |
---|
5006 | ENDIF |
---|
5007 | |
---|
5008 | ENDDO |
---|
5009 | ENDIF |
---|
5010 | |
---|
5011 | ! clean |
---|
5012 | CALL var_clean(tl_lon1) |
---|
5013 | CALL var_clean(tl_lat1) |
---|
5014 | CALL var_clean(tl_lon0) |
---|
5015 | CALL var_clean(tl_lat0) |
---|
5016 | |
---|
5017 | IF( .NOT. ll_coincidence )THEN |
---|
5018 | CALL logger_fatal("GRID CHECK COINCIDENCE: no coincidence "//& |
---|
5019 | & "between fine and coarse grid: "//& |
---|
5020 | & "invalid refinement factor" ) |
---|
5021 | ENDIF |
---|
5022 | |
---|
5023 | END SUBROUTINE grid_check_coincidence |
---|
5024 | !------------------------------------------------------------------- |
---|
5025 | !> @brief This function check that fine grid is |
---|
5026 | !> inside coarse grid |
---|
5027 | ! |
---|
5028 | !> @details |
---|
5029 | !> |
---|
5030 | !> @author J.Paul |
---|
5031 | !> @date November, 2013 - Initial Version |
---|
5032 | ! |
---|
5033 | !> @param[in] dd_lon0 array of coarse grid longitude |
---|
5034 | !> @param[in] dd_lat0 array of coarse grid latitude |
---|
5035 | !> @param[in] dd_lon1 array of fine grid longitude |
---|
5036 | !> @param[in] dd_lat1 array of fine grid latitude |
---|
5037 | !> @return logical, fine grid is inside coarse grid |
---|
5038 | !------------------------------------------------------------------- |
---|
5039 | FUNCTION grid__check_corner(dd_lon0, dd_lat0, & |
---|
5040 | & dd_lon1, dd_lat1 ) |
---|
5041 | IMPLICIT NONE |
---|
5042 | ! Argument |
---|
5043 | REAL(dp), DIMENSION(:,:), INTENT(IN) :: dd_lon0 |
---|
5044 | REAL(dp), DIMENSION(:,:), INTENT(IN) :: dd_lat0 |
---|
5045 | REAL(dp), DIMENSION(:,:), INTENT(IN) :: dd_lon1 |
---|
5046 | REAL(dp), DIMENSION(:,:), INTENT(IN) :: dd_lat1 |
---|
5047 | |
---|
5048 | ! function |
---|
5049 | LOGICAL :: grid__check_corner |
---|
5050 | |
---|
5051 | ! local variable |
---|
5052 | INTEGER(i4), DIMENSION(2) :: il_shape0 |
---|
5053 | INTEGER(i4), DIMENSION(2) :: il_shape1 |
---|
5054 | |
---|
5055 | INTEGER(i4) :: il_imin0 |
---|
5056 | INTEGER(i4) :: il_jmin0 |
---|
5057 | INTEGER(i4) :: il_imax0 |
---|
5058 | INTEGER(i4) :: il_jmax0 |
---|
5059 | |
---|
5060 | INTEGER(i4) :: il_imin1 |
---|
5061 | INTEGER(i4) :: il_jmin1 |
---|
5062 | INTEGER(i4) :: il_imax1 |
---|
5063 | INTEGER(i4) :: il_jmax1 |
---|
5064 | |
---|
5065 | REAL(dp) :: dl_lon0 |
---|
5066 | REAL(dp) :: dl_lat0 |
---|
5067 | |
---|
5068 | REAL(dp) :: dl_lon1 |
---|
5069 | REAL(dp) :: dl_lat1 |
---|
5070 | ! loop indices |
---|
5071 | !---------------------------------------------------------------- |
---|
5072 | |
---|
5073 | ! init |
---|
5074 | grid__check_corner=.TRUE. |
---|
5075 | |
---|
5076 | il_shape0=SHAPE(dd_lon0(:,:)) |
---|
5077 | il_shape1=SHAPE(dd_lon1(:,:)) |
---|
5078 | |
---|
5079 | !1- check if fine grid inside coarse grid domain |
---|
5080 | il_imin0=1 ; il_imax0=il_shape0(1) |
---|
5081 | il_jmin0=1 ; il_jmax0=il_shape0(2) |
---|
5082 | |
---|
5083 | il_imin1=1 ; il_imax1=il_shape1(1) |
---|
5084 | il_jmin1=1 ; il_jmax1=il_shape1(2) |
---|
5085 | |
---|
5086 | ! check lower left corner |
---|
5087 | dl_lon0 = dd_lon0(il_imin0, il_jmin0) |
---|
5088 | dl_lat0 = dd_lat0(il_imin0, il_jmin0) |
---|
5089 | |
---|
5090 | dl_lon1 = dd_lon1(il_imin1, il_jmin1) |
---|
5091 | dl_lat1 = dd_lat1(il_imin1, il_jmin1) |
---|
5092 | |
---|
5093 | IF( (ABS(dl_lon1-dl_lon0)>dp_delta) .AND. (dl_lon1 < dl_lon0 ) .OR. & |
---|
5094 | & (ABS(dl_lat1-dl_lat0)>dp_delta) .AND. (dl_lat1 < dl_lat0 ) )THEN |
---|
5095 | |
---|
5096 | CALL logger_error("GRID CHECK COINCIDENCE: fine grid lower left "//& |
---|
5097 | & "corner not north east of coarse grid (imin,jmin) ") |
---|
5098 | CALL logger_debug(" fine grid lower left ( "//& |
---|
5099 | & TRIM(fct_str(dl_lon1))//","//& |
---|
5100 | & TRIM(fct_str(dl_lat1))//")" ) |
---|
5101 | CALL logger_debug(" coarse grid lower left ( "//& |
---|
5102 | & TRIM(fct_str(dl_lon0))//","//& |
---|
5103 | & TRIM(fct_str(dl_lat0))//")" ) |
---|
5104 | grid__check_corner=.FALSE. |
---|
5105 | |
---|
5106 | ENDIF |
---|
5107 | |
---|
5108 | ! check upper left corner |
---|
5109 | dl_lon0 = dd_lon0(il_imin0, il_jmax0) |
---|
5110 | dl_lat0 = dd_lat0(il_imin0, il_jmax0) |
---|
5111 | |
---|
5112 | dl_lon1 = dd_lon1(il_imin1, il_jmax1) |
---|
5113 | dl_lat1 = dd_lat1(il_imin1, il_jmax1) |
---|
5114 | |
---|
5115 | |
---|
5116 | IF( (ABS(dl_lon1-dl_lon0)>dp_delta) .AND. (dl_lon1 < dl_lon0) .OR. & |
---|
5117 | & (ABS(dl_lat1-dl_lat0)>dp_delta) .AND. (dl_lat1 > dl_lat0) )THEN |
---|
5118 | |
---|
5119 | CALL logger_error("GRID CHECK COINCIDENCE: fine grid upper left "//& |
---|
5120 | & "corner not south east of coarse grid (imin,jmax) ") |
---|
5121 | CALL logger_debug(" fine grid upper left ("//& |
---|
5122 | & TRIM(fct_str(dl_lon1))//","//& |
---|
5123 | & TRIM(fct_str(dl_lat1))//")") |
---|
5124 | CALL logger_debug(" coasre grid upper left ("//& |
---|
5125 | & TRIM(fct_str(dl_lon0))//","//& |
---|
5126 | & TRIM(fct_str(dl_lat0))//")") |
---|
5127 | grid__check_corner=.FALSE. |
---|
5128 | |
---|
5129 | ENDIF |
---|
5130 | |
---|
5131 | ! check lower right corner |
---|
5132 | dl_lon0 = dd_lon0(il_imax0, il_jmin0) |
---|
5133 | dl_lat0 = dd_lat0(il_imax0, il_jmin0) |
---|
5134 | |
---|
5135 | dl_lon1 = dd_lon1(il_imax1, il_jmin1) |
---|
5136 | dl_lat1 = dd_lat1(il_imax1, il_jmin1) |
---|
5137 | |
---|
5138 | |
---|
5139 | IF( (ABS(dl_lon1-dl_lon0)>dp_delta) .AND. (dl_lon1 > dl_lon0) .OR. & |
---|
5140 | & (ABS(dl_lat1-dl_lat0)>dp_delta) .AND. (dl_lat1 < dl_lat0) )THEN |
---|
5141 | |
---|
5142 | CALL logger_error("GRID CHECK COINCIDENCE: fine grid lower right "//& |
---|
5143 | & "corner not north west of coarse grid (imax,jmin) ") |
---|
5144 | CALL logger_debug(" fine grid lower right ( "//& |
---|
5145 | & TRIM(fct_str(dl_lon1))//","//& |
---|
5146 | & TRIM(fct_str(dl_lat1))//")" ) |
---|
5147 | CALL logger_debug(" coarse grid lower right ( "//& |
---|
5148 | & TRIM(fct_str(dl_lon0))//","//& |
---|
5149 | & TRIM(fct_str(dl_lat0))//")" ) |
---|
5150 | grid__check_corner=.FALSE. |
---|
5151 | |
---|
5152 | ENDIF |
---|
5153 | |
---|
5154 | ! check upper right corner |
---|
5155 | dl_lon0 = dd_lon0(il_imax0, il_jmax0) |
---|
5156 | dl_lat0 = dd_lat0(il_imax0, il_jmax0) |
---|
5157 | |
---|
5158 | dl_lon1 = dd_lon1(il_imax1, il_jmax1) |
---|
5159 | dl_lat1 = dd_lat1(il_imax1, il_jmax1) |
---|
5160 | |
---|
5161 | IF( (ABS(dl_lon1-dl_lon0)>dp_delta) .AND. (dl_lon1 > dl_lon0) .OR. & |
---|
5162 | & (ABS(dl_lat1-dl_lat0)>dp_delta) .AND. (dl_lat1 > dl_lat0) )THEN |
---|
5163 | |
---|
5164 | CALL logger_error("GRID CHECK COINCIDENCE: fine grid upper right "//& |
---|
5165 | & "corner not south west of coarse grid (imax,jmax) ") |
---|
5166 | CALL logger_debug(" fine grid upper right ( "//& |
---|
5167 | & TRIM(fct_str(dl_lon1))//","//& |
---|
5168 | & TRIM(fct_str(dl_lat1))//")" ) |
---|
5169 | CALL logger_debug(" fine imax1 jmax1 ( "//& |
---|
5170 | & TRIM(fct_str(il_imax1))//","//& |
---|
5171 | & TRIM(fct_str(il_jmax1))//")" ) |
---|
5172 | CALL logger_debug(" coarse grid upper right ( "//& |
---|
5173 | & TRIM(fct_str(dl_lon0))//","//& |
---|
5174 | & TRIM(fct_str(dl_lat0))//")" ) |
---|
5175 | CALL logger_debug(" fine imax0 jmax0 ( "//& |
---|
5176 | & TRIM(fct_str(il_imax0))//","//& |
---|
5177 | & TRIM(fct_str(il_jmax0))//")" ) |
---|
5178 | grid__check_corner=.FALSE. |
---|
5179 | |
---|
5180 | ENDIF |
---|
5181 | |
---|
5182 | END FUNCTION grid__check_corner |
---|
5183 | !------------------------------------------------------------------- |
---|
5184 | !> @brief This function check that fine grid latitude are |
---|
5185 | !> inside coarse grid latitude |
---|
5186 | ! |
---|
5187 | !> @details |
---|
5188 | ! |
---|
5189 | !> @author J.Paul |
---|
5190 | !> @date November, 2013 - Initial Version |
---|
5191 | ! |
---|
5192 | !> @param[in] dd_lat0 array of coarse grid latitude |
---|
5193 | !> @param[in] dd_lat1 array of fine grid latitude |
---|
5194 | !------------------------------------------------------------------- |
---|
5195 | FUNCTION grid__check_lat(dd_lat0, dd_lat1) |
---|
5196 | IMPLICIT NONE |
---|
5197 | ! Argument |
---|
5198 | REAL(dp), DIMENSION(:), INTENT(IN) :: dd_lat0 |
---|
5199 | REAL(dp), DIMENSION(:), INTENT(IN) :: dd_lat1 |
---|
5200 | |
---|
5201 | ! function |
---|
5202 | LOGICAL :: grid__check_lat |
---|
5203 | |
---|
5204 | ! local variable |
---|
5205 | INTEGER(i4), DIMENSION(1) :: il_shape0 |
---|
5206 | INTEGER(i4), DIMENSION(1) :: il_shape1 |
---|
5207 | |
---|
5208 | INTEGER(i4) :: il_jmin0 |
---|
5209 | INTEGER(i4) :: il_jmax0 |
---|
5210 | |
---|
5211 | INTEGER(i4) :: il_jmin1 |
---|
5212 | INTEGER(i4) :: il_jmax1 |
---|
5213 | ! loop indices |
---|
5214 | !---------------------------------------------------------------- |
---|
5215 | |
---|
5216 | ! init |
---|
5217 | grid__check_lat=.TRUE. |
---|
5218 | |
---|
5219 | il_shape0(:)=SHAPE(dd_lat0(:)) |
---|
5220 | il_shape1(:)=SHAPE(dd_lat1(:)) |
---|
5221 | |
---|
5222 | !1- check if fine grid inside coarse grid domain |
---|
5223 | il_jmin0=1 ; il_jmax0=il_shape0(1) |
---|
5224 | il_jmin1=1 ; il_jmax1=il_shape1(1) |
---|
5225 | |
---|
5226 | ! check lower left fine grid |
---|
5227 | IF( ABS(dd_lat1(il_jmin1)-dd_lat0(il_jmin0)) > dp_delta .AND. & |
---|
5228 | & dd_lat1(il_jmin1) < dd_lat0(il_jmin0) )THEN |
---|
5229 | |
---|
5230 | CALL logger_error("GRID CHECK COINCIDENCE: fine grid lower point"//& |
---|
5231 | & " not north of coarse grid (jmin) ") |
---|
5232 | CALL logger_debug(" fine grid lower point ( "//& |
---|
5233 | & TRIM(fct_str(dd_lat1(il_jmin1)))//")" ) |
---|
5234 | CALL logger_debug(" coarse grid lower point ( "//& |
---|
5235 | & TRIM(fct_str(dd_lat0(il_jmin0)))//")" ) |
---|
5236 | grid__check_lat=.FALSE. |
---|
5237 | |
---|
5238 | ENDIF |
---|
5239 | |
---|
5240 | ! check upper left fine grid |
---|
5241 | IF( ABS(dd_lat1(il_jmax1)-dd_lat0(il_jmax0)) > dp_delta .AND. & |
---|
5242 | & dd_lat1(il_jmax1) > dd_lat0(il_jmax0) )THEN |
---|
5243 | |
---|
5244 | CALL logger_error("GRID CHECK COINCIDENCE: fine grid upper point"//& |
---|
5245 | & " not south of coarse grid (jmax) ") |
---|
5246 | CALL logger_debug(" fine grid upper point ("//& |
---|
5247 | & TRIM(fct_str(dd_lat1(il_jmax1)))//")") |
---|
5248 | CALL logger_debug(" coasre grid upper point ("//& |
---|
5249 | & TRIM(fct_str(dd_lat0(il_jmax0)))//")") |
---|
5250 | grid__check_lat=.FALSE. |
---|
5251 | |
---|
5252 | ENDIF |
---|
5253 | |
---|
5254 | END FUNCTION grid__check_lat |
---|
5255 | !------------------------------------------------------------------- |
---|
5256 | !> @brief |
---|
5257 | !> This subroutine add ghost cell at boundaries. |
---|
5258 | !> |
---|
5259 | !> @author J.Paul |
---|
5260 | !> @date November, 2013 - Initial version |
---|
5261 | ! |
---|
5262 | !> @param[inout] td_var array of variable structure |
---|
5263 | !> @param[in] id_ghost array of ghost cell factor |
---|
5264 | !------------------------------------------------------------------- |
---|
5265 | SUBROUTINE grid_add_ghost(td_var, id_ghost) |
---|
5266 | IMPLICIT NONE |
---|
5267 | ! Argument |
---|
5268 | TYPE(TVAR) , INTENT(INOUT) :: td_var |
---|
5269 | INTEGER(i4), DIMENSION(2,2), INTENT(IN ) :: id_ghost |
---|
5270 | |
---|
5271 | ! local variable |
---|
5272 | INTEGER(i4) :: il_imin |
---|
5273 | INTEGER(i4) :: il_jmin |
---|
5274 | INTEGER(i4) :: il_imax |
---|
5275 | INTEGER(i4) :: il_jmax |
---|
5276 | |
---|
5277 | REAL(dp), DIMENSION(:,:,:,:) , ALLOCATABLE :: dl_value |
---|
5278 | |
---|
5279 | TYPE(TVAR) :: tl_var |
---|
5280 | |
---|
5281 | ! loop indices |
---|
5282 | !---------------------------------------------------------------- |
---|
5283 | |
---|
5284 | IF( ALL(td_var%t_dim(1:2)%l_use) )THEN |
---|
5285 | |
---|
5286 | CALL logger_warn( "ADD GHOST: dimension change in variable "//& |
---|
5287 | & TRIM(td_var%c_name) ) |
---|
5288 | |
---|
5289 | ! copy variable |
---|
5290 | tl_var=var_copy(td_var) |
---|
5291 | |
---|
5292 | CALL var_del_value(td_var) |
---|
5293 | |
---|
5294 | ! compute indice to fill center |
---|
5295 | il_imin=1+id_ghost(jp_I,1)*ip_ghost |
---|
5296 | il_jmin=1+id_ghost(jp_J,1)*ip_ghost |
---|
5297 | |
---|
5298 | il_imax=tl_var%t_dim(1)%i_len+id_ghost(jp_I,1)*ip_ghost |
---|
5299 | il_jmax=tl_var%t_dim(2)%i_len+id_ghost(jp_J,1)*ip_ghost |
---|
5300 | |
---|
5301 | ! compute new dimension |
---|
5302 | td_var%t_dim(1)%i_len = tl_var%t_dim(1)%i_len + & |
---|
5303 | & SUM(id_ghost(jp_I,:))*ip_ghost |
---|
5304 | td_var%t_dim(2)%i_len = tl_var%t_dim(2)%i_len + & |
---|
5305 | & SUM(id_ghost(jp_J,:))*ip_ghost |
---|
5306 | |
---|
5307 | ALLOCATE(dl_value(td_var%t_dim(1)%i_len, & |
---|
5308 | & td_var%t_dim(2)%i_len, & |
---|
5309 | & td_var%t_dim(3)%i_len, & |
---|
5310 | & td_var%t_dim(4)%i_len) ) |
---|
5311 | |
---|
5312 | dl_value(:,:,:,:)=tl_var%d_fill |
---|
5313 | |
---|
5314 | dl_value(il_imin:il_imax, & |
---|
5315 | & il_jmin:il_jmax, & |
---|
5316 | & :,:) = tl_var%d_value(:,:,:,:) |
---|
5317 | |
---|
5318 | ! add variable value |
---|
5319 | CALL var_add_value(td_var,dl_value(:,:,:,:)) |
---|
5320 | |
---|
5321 | ! save variable type |
---|
5322 | td_var%i_type=tl_var%i_type |
---|
5323 | |
---|
5324 | DEALLOCATE( dl_value ) |
---|
5325 | |
---|
5326 | CALL var_clean(tl_var) |
---|
5327 | |
---|
5328 | ENDIF |
---|
5329 | |
---|
5330 | END SUBROUTINE grid_add_ghost |
---|
5331 | !------------------------------------------------------------------- |
---|
5332 | !> @brief |
---|
5333 | !> This subroutine delete ghost cell at boundaries. |
---|
5334 | !> |
---|
5335 | !> @author J.Paul |
---|
5336 | !> @date November, 2013 - Initial version |
---|
5337 | ! |
---|
5338 | !> @param[inout] td_var array of variable structure |
---|
5339 | !> @param[in] id_ghost array of ghost cell factor |
---|
5340 | !------------------------------------------------------------------- |
---|
5341 | SUBROUTINE grid_del_ghost(td_var, id_ghost) |
---|
5342 | IMPLICIT NONE |
---|
5343 | ! Argument |
---|
5344 | TYPE(TVAR) , INTENT(INOUT) :: td_var |
---|
5345 | INTEGER(i4), DIMENSION(2,2), INTENT(IN ) :: id_ghost |
---|
5346 | |
---|
5347 | ! local variable |
---|
5348 | INTEGER(i4) :: il_imin |
---|
5349 | INTEGER(i4) :: il_jmin |
---|
5350 | INTEGER(i4) :: il_imax |
---|
5351 | INTEGER(i4) :: il_jmax |
---|
5352 | |
---|
5353 | REAL(dp), DIMENSION(:,:,:,:) , ALLOCATABLE :: dl_value |
---|
5354 | |
---|
5355 | TYPE(TVAR) :: tl_var |
---|
5356 | |
---|
5357 | ! loop indices |
---|
5358 | !---------------------------------------------------------------- |
---|
5359 | |
---|
5360 | IF( ALL(td_var%t_dim(1:2)%l_use) )THEN |
---|
5361 | |
---|
5362 | IF( ANY(id_ghost(:,:)/=0) )THEN |
---|
5363 | CALL logger_warn( "GRID DEL GHOST: dimension change in variable "//& |
---|
5364 | & TRIM(td_var%c_name) ) |
---|
5365 | ENDIF |
---|
5366 | |
---|
5367 | ! copy variable |
---|
5368 | tl_var=var_copy(td_var) |
---|
5369 | |
---|
5370 | CALL var_del_value(td_var) |
---|
5371 | |
---|
5372 | ! compute indice to get center |
---|
5373 | il_imin=1+id_ghost(jp_I,1)*ip_ghost |
---|
5374 | il_jmin=1+id_ghost(jp_J,1)*ip_ghost |
---|
5375 | |
---|
5376 | il_imax=tl_var%t_dim(1)%i_len-id_ghost(jp_I,2)*ip_ghost |
---|
5377 | il_jmax=tl_var%t_dim(2)%i_len-id_ghost(jp_J,2)*ip_ghost |
---|
5378 | |
---|
5379 | ! compute new dimension |
---|
5380 | td_var%t_dim(1)%i_len = il_imax - il_imin +1 |
---|
5381 | td_var%t_dim(2)%i_len = il_jmax - il_jmin +1 |
---|
5382 | |
---|
5383 | ALLOCATE(dl_value(td_var%t_dim(1)%i_len, & |
---|
5384 | & td_var%t_dim(2)%i_len, & |
---|
5385 | & td_var%t_dim(3)%i_len, & |
---|
5386 | & td_var%t_dim(4)%i_len) ) |
---|
5387 | |
---|
5388 | dl_value(:,:,:,:)=tl_var%d_fill |
---|
5389 | |
---|
5390 | dl_value(:,:,:,:) = tl_var%d_value(il_imin:il_imax, & |
---|
5391 | & il_jmin:il_jmax, & |
---|
5392 | & :,:) |
---|
5393 | |
---|
5394 | ! add variable value |
---|
5395 | CALL var_add_value(td_var,dl_value(:,:,:,:)) |
---|
5396 | |
---|
5397 | ! save variable type |
---|
5398 | td_var%i_type=tl_var%i_type |
---|
5399 | |
---|
5400 | DEALLOCATE( dl_value ) |
---|
5401 | |
---|
5402 | CALL var_clean(tl_var) |
---|
5403 | |
---|
5404 | ENDIF |
---|
5405 | |
---|
5406 | END SUBROUTINE grid_del_ghost |
---|
5407 | !------------------------------------------------------------------- |
---|
5408 | !> @brief This function check if ghost cell are used or not, and return ghost |
---|
5409 | !> cell factor (0,1) in horizontal plan. |
---|
5410 | ! |
---|
5411 | !> @details |
---|
5412 | !> check if domain is global, and if there is an East-West overlap. |
---|
5413 | !> |
---|
5414 | !> @author J.Paul |
---|
5415 | !> @date September, 2014 - Initial Version |
---|
5416 | ! |
---|
5417 | !> @param[in] td_var variable sturcture |
---|
5418 | !> @return array of ghost cell factor |
---|
5419 | !------------------------------------------------------------------- |
---|
5420 | FUNCTION grid__get_ghost_var( td_var ) |
---|
5421 | IMPLICIT NONE |
---|
5422 | ! Argument |
---|
5423 | TYPE(TVAR), INTENT(IN) :: td_var |
---|
5424 | |
---|
5425 | ! function |
---|
5426 | INTEGER(i4), DIMENSION(2,2) :: grid__get_ghost_var |
---|
5427 | |
---|
5428 | ! local variable |
---|
5429 | INTEGER(i4), DIMENSION(ip_maxdim) :: il_dim |
---|
5430 | |
---|
5431 | ! loop indices |
---|
5432 | !---------------------------------------------------------------- |
---|
5433 | ! init |
---|
5434 | grid__get_ghost_var(:,:)=0 |
---|
5435 | |
---|
5436 | IF( .NOT. ALL(td_var%t_dim(1:2)%l_use) )THEN |
---|
5437 | CALL logger_error("GRID GET GHOST: "//TRIM(td_var%c_name)//" is not a suitable"//& |
---|
5438 | & " variable to look for ghost cell (not 2D).") |
---|
5439 | ELSE |
---|
5440 | IF( .NOT. ASSOCIATED(td_var%d_value) )THEN |
---|
5441 | CALL logger_error("GRID GET GHOST: no value associated to "//TRIM(td_var%c_name)//& |
---|
5442 | & ". can't look for ghost cell.") |
---|
5443 | ELSE |
---|
5444 | il_dim(:)=td_var%t_dim(:)%i_len |
---|
5445 | |
---|
5446 | IF(ALL(td_var%d_value( 1 , : ,1,1)/=td_var%d_fill).AND.& |
---|
5447 | & ALL(td_var%d_value(il_dim(1), : ,1,1)/=td_var%d_fill).AND.& |
---|
5448 | & ALL(td_var%d_value( : , 1 ,1,1)/=td_var%d_fill).AND.& |
---|
5449 | & ALL(td_var%d_value( : ,il_dim(2),1,1)/=td_var%d_fill))THEN |
---|
5450 | ! no boundary closed |
---|
5451 | CALL logger_warn("GRID GET GHOST: can't determined ghost cell. "//& |
---|
5452 | & "there is no boundary closed for variable "//& |
---|
5453 | & TRIM(td_var%c_name)) |
---|
5454 | |
---|
5455 | ELSE |
---|
5456 | ! check periodicity |
---|
5457 | IF(ANY(td_var%d_value( 1 ,:,1,1)/=td_var%d_fill).OR.& |
---|
5458 | & ANY(td_var%d_value(il_dim(1),:,1,1)/=td_var%d_fill))THEN |
---|
5459 | ! East-West cyclic (1,4,6) |
---|
5460 | CALL logger_info("GRID GET GHOST: East West cyclic") |
---|
5461 | grid__get_ghost_var(jp_I,:)=0 |
---|
5462 | |
---|
5463 | IF( ANY(td_var%d_value(:, 1, 1, 1) /= td_var%d_fill) )THEN |
---|
5464 | ! South boundary not closed |
---|
5465 | |
---|
5466 | CALL logger_debug("GRID GET GHOST: East_West cyclic") |
---|
5467 | CALL logger_debug("GRID GET GHOST: South boundary not closed") |
---|
5468 | CALL logger_error("GRID GET GHOST: should have been an "//& |
---|
5469 | & "impossible case") |
---|
5470 | |
---|
5471 | ELSE |
---|
5472 | ! South boundary closed (1,4,6) |
---|
5473 | CALL logger_info("GRID GET GHOST: South boundary closed") |
---|
5474 | grid__get_ghost_var(jp_J,1)=1 |
---|
5475 | |
---|
5476 | IF(ANY(td_var%d_value(:,il_dim(2),1,1)/=td_var%d_fill) )THEN |
---|
5477 | ! North boundary not closed (4,6) |
---|
5478 | CALL logger_info("GRID GET GHOST: North boundary not closed") |
---|
5479 | grid__get_ghost_var(jp_J,2)=0 |
---|
5480 | ELSE |
---|
5481 | ! North boundary closed |
---|
5482 | CALL logger_info("GRID GET GHOST: North boundary closed") |
---|
5483 | grid__get_ghost_var(jp_J,2)=1 |
---|
5484 | ENDIF |
---|
5485 | |
---|
5486 | ENDIF |
---|
5487 | |
---|
5488 | ELSE |
---|
5489 | ! East-West boundaries closed (0,2,3,5) |
---|
5490 | CALL logger_info("GRID GET GHOST: East West boundaries closed") |
---|
5491 | grid__get_ghost_var(jp_I,:)=1 |
---|
5492 | |
---|
5493 | IF( ANY(td_var%d_value(:, 1, 1, 1) /= td_var%d_fill) )THEN |
---|
5494 | ! South boundary not closed (2) |
---|
5495 | CALL logger_info("GRID GET GHOST: South boundary not closed") |
---|
5496 | grid__get_ghost_var(jp_J,1)=0 |
---|
5497 | |
---|
5498 | IF(ANY(td_var%d_value(:,il_dim(2),1,1)/=td_var%d_fill))THEN |
---|
5499 | ! North boundary not closed |
---|
5500 | CALL logger_debug("GRID GET GHOST: East West boundaries "//& |
---|
5501 | & "closed") |
---|
5502 | CALL logger_debug("GRID GET GHOST: South boundary not closed") |
---|
5503 | CALL logger_debug("GRID GET GHOST: North boundary not closed") |
---|
5504 | CALL logger_error("GRID GET GHOST: should have been "//& |
---|
5505 | & "an impossible case") |
---|
5506 | ELSE |
---|
5507 | ! North boundary closed |
---|
5508 | grid__get_ghost_var(jp_J,2)=1 |
---|
5509 | ENDIF |
---|
5510 | |
---|
5511 | ELSE |
---|
5512 | ! South boundary closed (0,3,5) |
---|
5513 | CALL logger_info("GRID GET GHOST: South boundary closed") |
---|
5514 | grid__get_ghost_var(jp_J,1)=1 |
---|
5515 | |
---|
5516 | IF(ANY(td_var%d_value(:,il_dim(2),1,1)/=td_var%d_fill))THEN |
---|
5517 | ! North boundary not closed (3,5) |
---|
5518 | CALL logger_info("GRID GET GHOST: North boundary not closed") |
---|
5519 | grid__get_ghost_var(jp_J,2)=0 |
---|
5520 | ELSE |
---|
5521 | ! North boundary closed |
---|
5522 | CALL logger_info("GRID GET GHOST: North boundary closed") |
---|
5523 | grid__get_ghost_var(jp_J,2)=1 |
---|
5524 | ENDIF |
---|
5525 | |
---|
5526 | ENDIF |
---|
5527 | |
---|
5528 | ENDIF |
---|
5529 | |
---|
5530 | ENDIF |
---|
5531 | |
---|
5532 | ENDIF |
---|
5533 | ENDIF |
---|
5534 | |
---|
5535 | END FUNCTION grid__get_ghost_var |
---|
5536 | !------------------------------------------------------------------- |
---|
5537 | !> @brief This function check if ghost cell are used or not, and return ghost |
---|
5538 | !> cell factor (0,1) in i- and j-direction. |
---|
5539 | ! |
---|
5540 | !> @details |
---|
5541 | !> get longitude an latitude array, then |
---|
5542 | !> check if domain is global, and if there is an East-West overlap |
---|
5543 | !> |
---|
5544 | !> @author J.Paul |
---|
5545 | !> @date September, 2014 - Initial Version |
---|
5546 | !> @date October, 2014 |
---|
5547 | !> - work on mpp file structure instead of file structure |
---|
5548 | ! |
---|
5549 | !> @param[in] td_file file sturcture |
---|
5550 | !> @return array of ghost cell factor |
---|
5551 | !------------------------------------------------------------------- |
---|
5552 | FUNCTION grid__get_ghost_mpp( td_mpp ) |
---|
5553 | IMPLICIT NONE |
---|
5554 | ! Argument |
---|
5555 | TYPE(TMPP), INTENT(IN) :: td_mpp |
---|
5556 | |
---|
5557 | ! function |
---|
5558 | INTEGER(i4), DIMENSION(2,2) :: grid__get_ghost_mpp |
---|
5559 | |
---|
5560 | ! local variable |
---|
5561 | !TYPE(TVAR) :: tl_lon |
---|
5562 | !TYPE(TVAR) :: tl_lat |
---|
5563 | |
---|
5564 | TYPE(TMPP) :: tl_mpp |
---|
5565 | |
---|
5566 | !INTEGER(i4) :: il_lonid |
---|
5567 | !INTEGER(i4) :: il_latid |
---|
5568 | ! loop indices |
---|
5569 | !---------------------------------------------------------------- |
---|
5570 | ! init |
---|
5571 | grid__get_ghost_mpp(:,:)=0 |
---|
5572 | |
---|
5573 | IF( .NOT. ASSOCIATED(td_mpp%t_proc) )THEN |
---|
5574 | CALL logger_error("GRID GET GHOST: decomposition of mpp file "//& |
---|
5575 | & TRIM(td_mpp%c_name)//" not defined." ) |
---|
5576 | |
---|
5577 | ELSE |
---|
5578 | |
---|
5579 | ! copy structure |
---|
5580 | tl_mpp=mpp_copy(td_mpp) |
---|
5581 | |
---|
5582 | CALL logger_info("GRID GET FINE GHOST perio"//TRIM(fct_str(tl_mpp%i_perio))) |
---|
5583 | IF( tl_mpp%i_perio < 0 )THEN |
---|
5584 | ! compute NEMO periodicity index |
---|
5585 | CALL grid_get_info(tl_mpp) |
---|
5586 | ENDIF |
---|
5587 | |
---|
5588 | SELECT CASE(tl_mpp%i_perio) |
---|
5589 | CASE(0) |
---|
5590 | grid__get_ghost_mpp(:,:)=1 |
---|
5591 | CASE(1) |
---|
5592 | grid__get_ghost_mpp(jp_J,:)=1 |
---|
5593 | CASE(2) |
---|
5594 | grid__get_ghost_mpp(jp_I,:)=1 |
---|
5595 | grid__get_ghost_mpp(jp_J,2)=1 |
---|
5596 | CASE(3,5) |
---|
5597 | grid__get_ghost_mpp(jp_I,:)=1 |
---|
5598 | grid__get_ghost_mpp(jp_J,1)=1 |
---|
5599 | CASE(4,6) |
---|
5600 | grid__get_ghost_mpp(jp_J,1)=1 |
---|
5601 | CASE DEFAULT |
---|
5602 | END SELECT |
---|
5603 | |
---|
5604 | ! clean |
---|
5605 | CALL mpp_clean(tl_mpp) |
---|
5606 | |
---|
5607 | ENDIF |
---|
5608 | |
---|
5609 | END FUNCTION grid__get_ghost_mpp |
---|
5610 | !------------------------------------------------------------------- |
---|
5611 | !> @brief This subroutine compute closed sea domain. |
---|
5612 | ! |
---|
5613 | !> @details |
---|
5614 | !> to each domain is associated a negative value id (from -1 to ...)<br/> |
---|
5615 | !> optionaly you could specify which level use (default 1) |
---|
5616 | !> |
---|
5617 | !> @author J.Paul |
---|
5618 | !> @date November, 2013 - Initial Version |
---|
5619 | ! |
---|
5620 | !> @param[in] td_var variable strucutre |
---|
5621 | !> @param[in] id_level level |
---|
5622 | !> @return domain mask |
---|
5623 | !------------------------------------------------------------------- |
---|
5624 | FUNCTION grid_split_domain(td_var, id_level) |
---|
5625 | IMPLICIT NONE |
---|
5626 | ! Argument |
---|
5627 | TYPE(TVAR) , INTENT(IN) :: td_var |
---|
5628 | INTEGER(i4), INTENT(IN), OPTIONAL :: id_level |
---|
5629 | |
---|
5630 | ! function |
---|
5631 | INTEGER(i4), DIMENSION(td_var%t_dim(1)%i_len, & |
---|
5632 | & td_var%t_dim(2)%i_len ) :: grid_split_domain |
---|
5633 | |
---|
5634 | ! local variable |
---|
5635 | INTEGER(i4) :: il_domid |
---|
5636 | INTEGER(i4) :: il_level |
---|
5637 | INTEGER(i4), DIMENSION(2) :: il_shape |
---|
5638 | INTEGER(i4), DIMENSION(2) :: il_ind |
---|
5639 | INTEGER(i4), DIMENSION(:,:), ALLOCATABLE :: il_mask |
---|
5640 | INTEGER(i4), DIMENSION(:,:), ALLOCATABLE :: il_tmp |
---|
5641 | |
---|
5642 | LOGICAL :: ll_full |
---|
5643 | |
---|
5644 | ! loop indices |
---|
5645 | INTEGER(i4) :: ji |
---|
5646 | INTEGER(i4) :: jim |
---|
5647 | INTEGER(i4) :: jip |
---|
5648 | INTEGER(i4) :: jj |
---|
5649 | INTEGER(i4) :: jjm |
---|
5650 | INTEGER(i4) :: jjp |
---|
5651 | !---------------------------------------------------------------- |
---|
5652 | il_level=1 |
---|
5653 | IF( PRESENT(id_level) ) il_level=id_level |
---|
5654 | |
---|
5655 | ! init |
---|
5656 | il_domid=-1 |
---|
5657 | |
---|
5658 | il_shape(:)=td_var%t_dim(1:2)%i_len |
---|
5659 | ALLOCATE( il_mask(il_shape(1),il_shape(2)) ) |
---|
5660 | il_mask(:,:)=0 |
---|
5661 | WHERE( td_var%d_value(:,:,il_level,1)/=td_var%d_fill ) il_mask(:,:)=1 |
---|
5662 | |
---|
5663 | il_ind(:)=MAXLOC( il_mask(:,:) ) |
---|
5664 | DO WHILE( il_mask(il_ind(1), il_ind(2)) == 1 ) |
---|
5665 | |
---|
5666 | il_mask(il_ind(1),il_ind(2))=il_domid |
---|
5667 | ll_full=.FALSE. |
---|
5668 | |
---|
5669 | ALLOCATE( il_tmp(il_shape(1),il_shape(2)) ) |
---|
5670 | |
---|
5671 | DO WHILE( .NOT. ll_full ) |
---|
5672 | il_tmp(:,:)=0 |
---|
5673 | |
---|
5674 | ll_full=.TRUE. |
---|
5675 | DO jj=1,il_shape(2) |
---|
5676 | DO ji=1,il_shape(1) |
---|
5677 | IF( il_mask(ji,jj)==il_domid )THEN |
---|
5678 | jim=MAX(1,ji-1) ; jip=MIN(il_shape(1),ji+1) |
---|
5679 | jjm=MAX(1,jj-1) ; jjp=MIN(il_shape(2),jj+1) |
---|
5680 | |
---|
5681 | WHERE( il_mask(jim:jip,jjm:jjp)==1 ) |
---|
5682 | il_mask(jim:jip,jjm:jjp)=il_domid |
---|
5683 | il_tmp(jim:jip,jjm:jjp)=1 |
---|
5684 | END WHERE |
---|
5685 | |
---|
5686 | ENDIF |
---|
5687 | ENDDO |
---|
5688 | ENDDO |
---|
5689 | IF( SUM(il_tmp(:,:))/=0 ) ll_full=.FALSE. |
---|
5690 | |
---|
5691 | ENDDO |
---|
5692 | DEALLOCATE( il_tmp ) |
---|
5693 | |
---|
5694 | il_ind(:)=MAXLOC( il_mask(:,:) ) |
---|
5695 | il_domid=il_domid-1 |
---|
5696 | |
---|
5697 | ENDDO |
---|
5698 | |
---|
5699 | ! save result |
---|
5700 | grid_split_domain(:,:)=il_mask(:,:) |
---|
5701 | |
---|
5702 | DEALLOCATE( il_mask ) |
---|
5703 | |
---|
5704 | CALL logger_info("GRID SPLIT DOMAIN: "//TRIM( fct_str(ABS(il_domid+1)) )//& |
---|
5705 | & " domain found" ) |
---|
5706 | |
---|
5707 | END FUNCTION grid_split_domain |
---|
5708 | !------------------------------------------------------------------- |
---|
5709 | !> @brief This subroutine fill small closed sea with fill value. |
---|
5710 | !> |
---|
5711 | !> @details |
---|
5712 | !> the minimum size (number of point) of closed sea to be kept could be |
---|
5713 | !> sepcify with id_minsize. |
---|
5714 | !> By default only the biggest sea is preserve. |
---|
5715 | !> |
---|
5716 | !> @author J.Paul |
---|
5717 | !> @date November, 2013 - Initial Version |
---|
5718 | !> |
---|
5719 | !> @param[inout] td_var variable structure |
---|
5720 | !> @param[in] id_mask domain mask (from grid_split_domain) |
---|
5721 | !> @param[in] id_minsize minimum size of sea to be kept |
---|
5722 | !------------------------------------------------------------------- |
---|
5723 | SUBROUTINE grid_fill_small_dom(td_var, id_mask, id_minsize) |
---|
5724 | IMPLICIT NONE |
---|
5725 | ! Argument |
---|
5726 | TYPE(TVAR) , INTENT(INOUT) :: td_var |
---|
5727 | INTEGER(i4), DIMENSION(:,:), INTENT(IN ) :: id_mask |
---|
5728 | INTEGER(i4), INTENT(IN ), OPTIONAL :: id_minsize |
---|
5729 | |
---|
5730 | ! local variable |
---|
5731 | INTEGER(i4) :: il_ndom |
---|
5732 | INTEGER(i4) :: il_minsize |
---|
5733 | INTEGER(i4), DIMENSION(2) :: il_shape |
---|
5734 | INTEGER(i4), DIMENSION(:,:), ALLOCATABLE :: il_tmp |
---|
5735 | |
---|
5736 | ! loop indices |
---|
5737 | INTEGER(i4) :: ji |
---|
5738 | INTEGER(i4) :: jk |
---|
5739 | INTEGER(i4) :: jl |
---|
5740 | !---------------------------------------------------------------- |
---|
5741 | |
---|
5742 | il_shape(:)=SHAPE(id_mask(:,:)) |
---|
5743 | IF( ANY(il_shape(:) /= td_var%t_dim(1:2)%i_len) )THEN |
---|
5744 | CALL logger_error("GRID FILL SMALL DOM: variable and mask "//& |
---|
5745 | & "dimension differ") |
---|
5746 | ELSE |
---|
5747 | |
---|
5748 | il_ndom=MINVAL(id_mask(:,:)) |
---|
5749 | |
---|
5750 | ALLOCATE( il_tmp(il_shape(1),il_shape(2)) ) |
---|
5751 | il_tmp(:,:)=0 |
---|
5752 | DO ji=-1,il_ndom,-1 |
---|
5753 | WHERE( id_mask(:,:)==ji ) |
---|
5754 | il_tmp(:,:)=SUM(id_mask(:,:),id_mask(:,:)==ji)/ji |
---|
5755 | END WHERE |
---|
5756 | ENDDO |
---|
5757 | |
---|
5758 | il_minsize=MAXVAL(il_tmp(:,:)) |
---|
5759 | IF( PRESENT(id_minsize) ) il_minsize=id_minsize |
---|
5760 | |
---|
5761 | DO jl=1,td_var%t_dim(4)%i_len |
---|
5762 | DO jk=1,td_var%t_dim(3)%i_len |
---|
5763 | WHERE( il_tmp(:,:) < il_minsize ) |
---|
5764 | td_var%d_value(:,:,jk,jl)=td_var%d_fill |
---|
5765 | END WHERE |
---|
5766 | ENDDO |
---|
5767 | ENDDO |
---|
5768 | |
---|
5769 | DEALLOCATE( il_tmp ) |
---|
5770 | |
---|
5771 | ENDIF |
---|
5772 | |
---|
5773 | END SUBROUTINE grid_fill_small_dom |
---|
5774 | !------------------------------------------------------------------- |
---|
5775 | !> @brief This subroutine fill small domain inside bigger one. |
---|
5776 | !> |
---|
5777 | !> @details |
---|
5778 | !> the minimum size (number of point) of domain sea to be kept could be |
---|
5779 | !> is sepcified with id_minsize. |
---|
5780 | !> smaller domain are included in the one they are embedded. |
---|
5781 | !> |
---|
5782 | !> @author J.Paul |
---|
5783 | !> @date Ferbruay, 2015 - Initial Version |
---|
5784 | !> |
---|
5785 | !> @param[inout] id_mask domain mask (from grid_split_domain) |
---|
5786 | !> @param[in] id_minsize minimum size of sea to be kept |
---|
5787 | !------------------------------------------------------------------- |
---|
5788 | SUBROUTINE grid_fill_small_msk(id_mask, id_minsize) |
---|
5789 | IMPLICIT NONE |
---|
5790 | ! Argument |
---|
5791 | INTEGER(i4), DIMENSION(:,:), INTENT(INOUT) :: id_mask |
---|
5792 | INTEGER(i4), INTENT(IN ) :: id_minsize |
---|
5793 | |
---|
5794 | ! local variable |
---|
5795 | INTEGER(i4) :: il_ndom |
---|
5796 | INTEGER(i4) :: il_minsize |
---|
5797 | INTEGER(i4) :: il_msk |
---|
5798 | |
---|
5799 | INTEGER(i4) :: jim |
---|
5800 | INTEGER(i4) :: jjm |
---|
5801 | INTEGER(i4) :: jip |
---|
5802 | INTEGER(i4) :: jjp |
---|
5803 | |
---|
5804 | INTEGER(i4), DIMENSION(2) :: il_shape |
---|
5805 | INTEGER(i4), DIMENSION(:,:), ALLOCATABLE :: il_tmp |
---|
5806 | |
---|
5807 | ! loop indices |
---|
5808 | INTEGER(i4) :: ii |
---|
5809 | INTEGER(i4) :: ij |
---|
5810 | |
---|
5811 | INTEGER(i4) :: ji |
---|
5812 | INTEGER(i4) :: jj |
---|
5813 | !---------------------------------------------------------------- |
---|
5814 | |
---|
5815 | il_shape(:)=SHAPE(id_mask(:,:)) |
---|
5816 | il_ndom=MINVAL(id_mask(:,:)) |
---|
5817 | |
---|
5818 | ALLOCATE( il_tmp(il_shape(1),il_shape(2)) ) |
---|
5819 | il_tmp(:,:)=0 |
---|
5820 | DO ji=-1,il_ndom,-1 |
---|
5821 | WHERE( id_mask(:,:)==ji ) |
---|
5822 | il_tmp(:,:)=SUM(id_mask(:,:),id_mask(:,:)==ji)/ji |
---|
5823 | END WHERE |
---|
5824 | ENDDO |
---|
5825 | |
---|
5826 | DO WHILE( id_minsize > MINVAL(il_tmp(:,:)) ) |
---|
5827 | |
---|
5828 | DO jj=1,il_shape(2) |
---|
5829 | DO ji=1,il_shape(1) |
---|
5830 | |
---|
5831 | IF( il_tmp(ji,jj) < il_minsize )THEN |
---|
5832 | jim=MAX(1,ji-1) ; jip=MIN(il_shape(1),ji+1) |
---|
5833 | jjm=MAX(1,jj-1) ; jjp=MIN(il_shape(2),jj+1) |
---|
5834 | |
---|
5835 | il_msk=0 |
---|
5836 | DO ij=jjm,jjp |
---|
5837 | DO ii=jim,jip |
---|
5838 | IF( id_mask(ii,ij) /= id_mask(ji,jj) )THEN |
---|
5839 | IF( il_msk == 0 )THEN |
---|
5840 | il_msk=id_mask(ii,ij) |
---|
5841 | ELSEIF( il_msk /= id_mask(ii,ij) )THEN |
---|
5842 | CALL logger_error("GRID FILL SMALL MSK: "//& |
---|
5843 | & "small domain not embedded in bigger one"//& |
---|
5844 | & ". point should be between two different"//& |
---|
5845 | & " domain.") |
---|
5846 | ENDIF |
---|
5847 | ENDIF |
---|
5848 | ENDDO |
---|
5849 | ENDDO |
---|
5850 | IF( il_msk /= 0 ) id_mask(ji,jj)=il_msk |
---|
5851 | |
---|
5852 | ENDIF |
---|
5853 | |
---|
5854 | ENDDO |
---|
5855 | ENDDO |
---|
5856 | |
---|
5857 | |
---|
5858 | il_tmp(:,:)=0 |
---|
5859 | DO ji=-1,il_ndom,-1 |
---|
5860 | WHERE( id_mask(:,:)==ji ) |
---|
5861 | il_tmp(:,:)=SUM(id_mask(:,:),id_mask(:,:)==ji)/ji |
---|
5862 | END WHERE |
---|
5863 | ENDDO |
---|
5864 | |
---|
5865 | ENDDO |
---|
5866 | |
---|
5867 | DEALLOCATE( il_tmp ) |
---|
5868 | |
---|
5869 | |
---|
5870 | END SUBROUTINE grid_fill_small_msk |
---|
5871 | END MODULE grid |
---|
5872 | |
---|