1 | ! |
---|
2 | !************************************************************************ |
---|
3 | ! Fortran 95 OPA Nesting tools * |
---|
4 | ! * |
---|
5 | ! Copyright (C) 2005 Florian Lemari�(Florian.Lemarie@imag.fr) * |
---|
6 | ! * |
---|
7 | !************************************************************************ |
---|
8 | ! |
---|
9 | PROGRAM create_rstrt_trc |
---|
10 | ! |
---|
11 | USE NETCDF |
---|
12 | USE bilinear_interp |
---|
13 | USE bicubic_interp |
---|
14 | USE agrif_readwrite |
---|
15 | USE io_netcdf |
---|
16 | USE agrif_extrapolation |
---|
17 | USE agrif_interpolation |
---|
18 | USE agrif_partial_steps |
---|
19 | USE agrif_connect_topo |
---|
20 | ! |
---|
21 | IMPLICIT NONE |
---|
22 | ! |
---|
23 | !************************************************************************ |
---|
24 | ! * |
---|
25 | ! PROGRAM CREATE_RSTRT_TRC * |
---|
26 | ! * |
---|
27 | ! program to interpolate parent grid restart file to child grid * |
---|
28 | ! * |
---|
29 | ! * |
---|
30 | !Interpolation is carried out using bilinear interpolation * |
---|
31 | !routine from SCRIP package * |
---|
32 | ! * |
---|
33 | !http://climate.lanl.gov/Software/SCRIP/ * |
---|
34 | !************************************************************************ |
---|
35 | ! |
---|
36 | ! variables declaration |
---|
37 | ! |
---|
38 | CHARACTER*20,DIMENSION(:),POINTER :: Ncdf_varname => NULL() |
---|
39 | CHARACTER*20 :: vert_coord_name |
---|
40 | CHARACTER*1 :: posvar |
---|
41 | CHARACTER*3 :: prefix |
---|
42 | CHARACTER*20:: suffix |
---|
43 | CHARACTER*100 :: Child_file,Childcoordinates,varname,varname2,Child_Bathy_Level,Child_Bathy_Meter |
---|
44 | REAL*8, POINTER, DIMENSION(:,:,:) :: tabvar3d => NULL() |
---|
45 | REAL*8, POINTER, DIMENSION(:,:,:,:) :: trb,trn => NULL() |
---|
46 | REAL*8, POINTER, DIMENSION(:,:,:,:) :: tabinterp4d,tabvar1,tabvar2,tabvar3 => NULL() |
---|
47 | REAL*8, POINTER, DIMENSION(:) :: tabtemp1D,nav_lev => NULL() |
---|
48 | REAL*8, POINTER, DIMENSION(:,:) :: tabtemp2D => NULL() |
---|
49 | INTEGER,DIMENSION(:),POINTER :: src_add,dst_add => NULL() |
---|
50 | REAL*8,DIMENSION(:,:),POINTER :: matrix => NULL() |
---|
51 | LOGICAL,DIMENSION(:,:),POINTER :: masksrc => NULL() |
---|
52 | LOGICAL, DIMENSION(:,:,:), POINTER :: detected_pts |
---|
53 | LOGICAL :: Interpolation,Extrapolation,Pacifique |
---|
54 | INTEGER :: narg,iargc,ncid,x,y,z,nbvert_lev |
---|
55 | REAL*8 :: now_wght,before_wght |
---|
56 | INTEGER :: ii,ji,jj,jk,status,varid,numdims |
---|
57 | CHARACTER(len=20),DIMENSION(4) :: dimnames |
---|
58 | CHARACTER(len=80) :: namelistname |
---|
59 | TYPE(Coordinates) :: G0,G1 |
---|
60 | REAL*8 :: tabtemp0dreal |
---|
61 | |
---|
62 | LOGICAL, PARAMETER :: conservation = .FALSE. |
---|
63 | ! |
---|
64 | narg = iargc() |
---|
65 | IF (narg == 0) THEN |
---|
66 | namelistname = 'namelist.input' |
---|
67 | ELSE |
---|
68 | CALL getarg(1,namelistname) |
---|
69 | ENDIF |
---|
70 | ! |
---|
71 | ! read input file |
---|
72 | ! |
---|
73 | CALL read_namelist(namelistname) |
---|
74 | ! |
---|
75 | IF(TRIM(restart_trc_file) == '') THEN |
---|
76 | WRITE(*,*) 'no tracers restart file specified in ',TRIM(namelistname) |
---|
77 | STOP |
---|
78 | ENDIF |
---|
79 | |
---|
80 | ! |
---|
81 | WRITE(*,*) '' |
---|
82 | WRITE(*,*) 'Interpolation of restart file : ',TRIM(restart_trc_file) |
---|
83 | WRITE(*,*) '' |
---|
84 | ! |
---|
85 | CALL Read_Ncdf_VarName(restart_trc_file,Ncdf_varname) |
---|
86 | ! |
---|
87 | CALL set_child_name(parent_coordinate_file,Childcoordinates) |
---|
88 | IF( TRIM(parent_bathy_level) /= '' ) CALL set_child_name(parent_bathy_level,Child_Bathy_Level) |
---|
89 | IF( TRIM(parent_bathy_meter) /= '' ) CALL set_child_name(parent_bathy_meter,Child_Bathy_Meter) |
---|
90 | ! |
---|
91 | ! create this file |
---|
92 | ! |
---|
93 | CALL set_child_name(restart_trc_file,Child_file) |
---|
94 | status = nf90_create(Child_file,NF90_WRITE,ncid) |
---|
95 | status = nf90_close(ncid) |
---|
96 | WRITE(*,*) 'Child grid restart file name = ',TRIM(Child_file) |
---|
97 | WRITE(*,*) '' |
---|
98 | ! |
---|
99 | ! read dimensions in parent restart file |
---|
100 | ! |
---|
101 | CALL Read_Ncdf_dim('x',restart_trc_file,x) |
---|
102 | CALL Read_Ncdf_dim('y',restart_trc_file,y) |
---|
103 | CALL Read_Ncdf_dim('nav_lev',restart_trc_file,z) |
---|
104 | |
---|
105 | IF( z .NE. N ) THEN |
---|
106 | WRITE(*,*) '***' |
---|
107 | WRITE(*,*) 'Number of vertical levels doesn t match between namelist and restart file' |
---|
108 | WRITE(*,*) 'Please check the values in namelist file' |
---|
109 | STOP |
---|
110 | ENDIF |
---|
111 | ! |
---|
112 | ! mask initialization for extrapolation and interpolation |
---|
113 | ! |
---|
114 | WRITE(*,*) 'mask initialisation on coarse and fine grids' |
---|
115 | ! |
---|
116 | status = Read_Local_Coordinates(parent_coordinate_file,G0,(/jpizoom,jpjzoom/),(/x,y/)) |
---|
117 | status = Read_Coordinates(Childcoordinates,G1,Pacifique) |
---|
118 | ! |
---|
119 | !longitude modification if child domain covers Pacific ocean area |
---|
120 | ! |
---|
121 | IF( Pacifique ) THEN |
---|
122 | WHERE( G0%nav_lon < 0 ) |
---|
123 | G0%nav_lon = G0%nav_lon + 360. |
---|
124 | END WHERE |
---|
125 | WHERE( G1%nav_lon < 0 ) |
---|
126 | G1%nav_lon = G1%nav_lon + 360. |
---|
127 | END WHERE |
---|
128 | ENDIF |
---|
129 | ! |
---|
130 | ! one needs bathy_level |
---|
131 | IF( TRIM(parent_bathy_level) /= '' ) THEN |
---|
132 | status = Read_bathy_level(TRIM(parent_bathy_level),G0) |
---|
133 | status = Read_bathy_level(TRIM(child_bathy_level),G1) |
---|
134 | ELSE |
---|
135 | status = read_bathy_meter(TRIM(parent_bathy_meter),G0) |
---|
136 | status = read_bathy_meter(TRIM(child_bathy_meter),G1) |
---|
137 | CALL meter_to_levels(G0) |
---|
138 | CALL meter_to_levels(G1) |
---|
139 | ENDIF |
---|
140 | ! get masks |
---|
141 | CALL Init_tmask(parent_bathy_level,G0,x,y) |
---|
142 | CALL Init_tmask(child_bathy_level,G1,nxfin,nyfin) |
---|
143 | |
---|
144 | !!clem G0%tmask = 1. |
---|
145 | |
---|
146 | ! which dataset |
---|
147 | status = nf90_open(TRIM(restart_trc_file), NF90_NOWRITE, ncid) ! Open dataset |
---|
148 | DO jk = 1, z |
---|
149 | ALLOCATE(tabvar1(x,y,1,1)) |
---|
150 | ! |
---|
151 | status = nf90_inq_varid(ncid, "TRNDIC", VarId) !PISCES |
---|
152 | IF (status == nf90_noerr) THEN |
---|
153 | CALL Read_Ncdf_var('TRNDIC',TRIM(restart_trc_file),tabvar1,1,jk) |
---|
154 | ELSE |
---|
155 | status = nf90_inq_varid(ncid, "TRNNO3" , VarId) ! LOBSTER |
---|
156 | IF (status == nf90_noerr) THEN |
---|
157 | CALL Read_Ncdf_var('TRNNO3',TRIM(restart_trc_file),tabvar1,1,jk) |
---|
158 | ELSE |
---|
159 | status = nf90_inq_varid(ncid, "TRNCFC11", VarId) ! CFC |
---|
160 | IF (status == nf90_noerr) THEN |
---|
161 | CALL Read_Ncdf_var('TRNCFC11',TRIM(restart_trc_file),tabvar1,1,jk) |
---|
162 | ELSE |
---|
163 | status = nf90_inq_varid(ncid, "TRNCLR ", VarId) ! My TRC |
---|
164 | IF (status == nf90_noerr) THEN |
---|
165 | CALL Read_Ncdf_var('TRNCLR',TRIM(restart_trc_file),tabvar1,1,jk) |
---|
166 | ELSE |
---|
167 | WRITE(*,*) 'No suitable tracer found to build the mask ' |
---|
168 | ENDIF |
---|
169 | ENDIF |
---|
170 | ENDIF |
---|
171 | ENDIF |
---|
172 | WHERE( tabvar1(:,:,1,1) == 0. ) |
---|
173 | G0%tmask(:,:,jk) = 0. |
---|
174 | END WHERE |
---|
175 | DEALLOCATE(tabvar1) |
---|
176 | END DO |
---|
177 | |
---|
178 | ! |
---|
179 | ! write dimensions in output file |
---|
180 | WRITE(*,*) 'write dimensions' |
---|
181 | ! |
---|
182 | CALL Write_Ncdf_dim('x',Child_file,nxfin) |
---|
183 | CALL Write_Ncdf_dim('y',Child_file,nyfin) |
---|
184 | CALL Write_Ncdf_dim('nav_lev',Child_file,z) |
---|
185 | CALL Write_Ncdf_dim('time_counter',Child_file,0) |
---|
186 | ! |
---|
187 | ! |
---|
188 | DO ii = 1,SIZE(Ncdf_varname) |
---|
189 | ! |
---|
190 | ! loop on variables names |
---|
191 | varname = TRIM(Ncdf_varname(ii)) |
---|
192 | WRITE(*,*) 'var = ',TRIM(varname) |
---|
193 | ! |
---|
194 | SELECT CASE (TRIM(varname)) |
---|
195 | ! |
---|
196 | CASE('nav_lon') |
---|
197 | CALL Read_Ncdf_var('nav_lon',TRIM(Childcoordinates),tabtemp2D) |
---|
198 | CALL Write_Ncdf_var('nav_lon',(/'x','y'/),Child_file,tabtemp2D,'float') |
---|
199 | CALL Copy_Ncdf_att('nav_lon',TRIM(restart_trc_file),Child_file,MINVAL(tabtemp2D),MAXVAL(tabtemp2D)) |
---|
200 | DEALLOCATE(tabtemp2D) |
---|
201 | Interpolation = .FALSE. |
---|
202 | ! |
---|
203 | CASE('nav_lat') |
---|
204 | CALL Read_Ncdf_var('nav_lat',TRIM(Childcoordinates),tabtemp2D) |
---|
205 | CALL Write_Ncdf_var('nav_lat',(/'x','y'/),Child_file,tabtemp2D,'float') |
---|
206 | CALL Copy_Ncdf_att('nav_lat',TRIM(restart_trc_file),Child_file,MINVAL(tabtemp2D),MAXVAL(tabtemp2D)) |
---|
207 | DEALLOCATE(tabtemp2D) |
---|
208 | Interpolation = .FALSE. |
---|
209 | ! |
---|
210 | CASE('nav_lev') |
---|
211 | CALL Read_Ncdf_var('nav_lev',TRIM(restart_trc_file),nav_lev) |
---|
212 | CALL Write_Ncdf_var('nav_lev','z',Child_file,nav_lev,'float') |
---|
213 | CALL Copy_Ncdf_att('nav_lev',TRIM(restart_trc_file),Child_file) |
---|
214 | Interpolation = .FALSE. |
---|
215 | ! |
---|
216 | CASE('time_counter') |
---|
217 | CALL Read_Ncdf_var('time_counter',TRIM(restart_trc_file),tabtemp1D) |
---|
218 | tabtemp1D = tabtemp1D * rhot |
---|
219 | CALL Write_Ncdf_var('time_counter','time_counter',Child_file,tabtemp1D,'double') |
---|
220 | CALL Copy_Ncdf_att('time_counter',TRIM(restart_trc_file),Child_file) |
---|
221 | DEALLOCATE(tabtemp1D) |
---|
222 | Interpolation = .FALSE. |
---|
223 | ! |
---|
224 | CASE('kt','ndastp','adatrj','ntime','rdttrc1') |
---|
225 | CALL Read_Ncdf_var(TRIM(varname),TRIM(restart_trc_file),tabtemp0dreal) |
---|
226 | SELECT CASE (TRIM(varname)) |
---|
227 | CASE('rdttrc1') |
---|
228 | tabtemp0dreal = tabtemp0dreal / rhot |
---|
229 | CASE('kt') |
---|
230 | tabtemp0dreal = tabtemp0dreal * rhot |
---|
231 | END SELECT |
---|
232 | CALL Write_Ncdf_var(TRIM(varname),Child_file,tabtemp0dreal,'double') |
---|
233 | CALL Copy_Ncdf_att(varname,TRIM(restart_trc_file),Child_file) |
---|
234 | Interpolation = .FALSE. |
---|
235 | ! |
---|
236 | CASE DEFAULT |
---|
237 | IF( Get_NbDims(TRIM(varname),TRIM(restart_trc_file)) == 4 ) THEN |
---|
238 | vert_coord_name = 'nav_lev' |
---|
239 | ELSEIF( Get_NbDims(TRIM(varname),TRIM(restart_trc_file)) == 3 ) THEN |
---|
240 | vert_coord_name = '1' |
---|
241 | ENDIF |
---|
242 | posvar='T' |
---|
243 | Interpolation = .TRUE. |
---|
244 | ! |
---|
245 | END SELECT |
---|
246 | ! |
---|
247 | ! --- start interpolation --- ! |
---|
248 | IF( Interpolation ) THEN |
---|
249 | ! |
---|
250 | IF( vert_coord_name == '1' ) THEN |
---|
251 | nbvert_lev = 1 |
---|
252 | ELSE |
---|
253 | nbvert_lev = z |
---|
254 | ENDIF |
---|
255 | |
---|
256 | ALLOCATE(detected_pts(SIZE(G0%tmask,1),SIZE(G0%tmask,2),nbvert_lev)) |
---|
257 | ALLOCATE(tabvar1(x,y,1,2)) |
---|
258 | ALLOCATE(tabvar2(x,y,1,1)) |
---|
259 | ALLOCATE(tabvar3(x,y,1,1)) |
---|
260 | ALLOCATE(masksrc(x,y)) |
---|
261 | ALLOCATE(tabinterp4d(nxfin,nyfin,1,1)) |
---|
262 | |
---|
263 | ! |
---|
264 | DO n = 1,nbvert_lev |
---|
265 | ! |
---|
266 | WRITE(*,*) 'interpolate/extrapolate for vertical level = ',n |
---|
267 | ! |
---|
268 | CALL Read_Ncdf_var(varname,TRIM(restart_trc_file),tabvar1,1,n) |
---|
269 | IF(n==1) THEN |
---|
270 | ! |
---|
271 | ELSE IF (n==2) THEN |
---|
272 | tabvar2(:,:,:,1) = tabvar1(:,:,:,2) |
---|
273 | ELSE |
---|
274 | tabvar3(:,:,:,1) = tabvar2(:,:,:,1) |
---|
275 | tabvar2(:,:,:,1) = tabvar1(:,:,:,2) |
---|
276 | ENDIF |
---|
277 | ! |
---|
278 | ! |
---|
279 | IF(MAXVAL(G1%tmask(:,:,n)) == 0.) THEN |
---|
280 | tabinterp4d = 0.0 |
---|
281 | WRITE(*,*) 'only land points on level ',n |
---|
282 | ELSE |
---|
283 | CALL extrap_detect(G0,G1,detected_pts(:,:,n),n) |
---|
284 | |
---|
285 | CALL correct_field(detected_pts(:,:,n),tabvar1,tabvar2,tabvar3,G0,nav_lev,masksrc,n) |
---|
286 | |
---|
287 | ! for the following variables, you do not want to mask the values |
---|
288 | IF( TRIM(varname) == 'Silicalim' .OR. TRIM(varname) == 'Silicamax' ) THEN |
---|
289 | masksrc(:,:) = .TRUE. |
---|
290 | ENDIF |
---|
291 | |
---|
292 | SELECT CASE(TRIM(interp_type)) |
---|
293 | CASE('bilinear') |
---|
294 | CALL get_remap_matrix(G0%nav_lat,G1%nav_lat, & |
---|
295 | G0%nav_lon,G1%nav_lon,masksrc,matrix,src_add,dst_add) |
---|
296 | CALL make_remap(tabvar1(:,:,1,1),tabinterp4d(:,:,1,1),nxfin,nyfin, & |
---|
297 | matrix,src_add,dst_add) |
---|
298 | CASE('bicubic') |
---|
299 | CALL get_remap_bicub(G0%nav_lat,G1%nav_lat, & |
---|
300 | G0%nav_lon,G1%nav_lon,masksrc,matrix,src_add,dst_add) |
---|
301 | CALL make_bicubic_remap(tabvar1(:,:,1,1),masksrc,tabinterp4d(:,:,1,1),& |
---|
302 | nxfin,nyfin,matrix,src_add,dst_add) |
---|
303 | END SELECT |
---|
304 | ! |
---|
305 | IF( conservation ) THEN ! clem: it currently does not work |
---|
306 | CALL Correctforconservation(tabvar1(:,:,1,1),tabinterp4d(:,:,1,1), & |
---|
307 | G0%e1t,G0%e2t,G1%e1t,G1%e2t,nxfin,nyfin,posvar,imin-jpizoom+1,jmin-jpjzoom+1) |
---|
308 | ENDIF |
---|
309 | ENDIF |
---|
310 | |
---|
311 | IF( ALL(masksrc) ) THEN |
---|
312 | tabinterp4d(:,:,1,1) = tabinterp4d(:,:,1,1) |
---|
313 | ELSE |
---|
314 | tabinterp4d(:,:,1,1) = tabinterp4d(:,:,1,1) * G1%tmask(:,:,n) |
---|
315 | ENDIF |
---|
316 | |
---|
317 | ! |
---|
318 | dimnames(1)='x' |
---|
319 | dimnames(2)='y' |
---|
320 | IF( vert_coord_name == '1' ) THEN |
---|
321 | dimnames(3)='time_counter' |
---|
322 | |
---|
323 | ALLOCATE(tabvar3d(SIZE(tabinterp4d,1),SIZE(tabinterp4d,2),SIZE(tabinterp4d,3))) |
---|
324 | tabvar3d=tabinterp4d(:,:,:,1) |
---|
325 | CALL Write_Ncdf_var(TRIM(varname),dimnames,Child_file,tabvar3d,1,'double') |
---|
326 | DEALLOCATE(tabvar3d) |
---|
327 | ELSE |
---|
328 | dimnames(3)=vert_coord_name |
---|
329 | dimnames(4)='time_counter' |
---|
330 | |
---|
331 | CALL Write_Ncdf_var(TRIM(varname),dimnames,Child_file,tabinterp4d,1,n,'double') |
---|
332 | ENDIF |
---|
333 | ! |
---|
334 | ! |
---|
335 | CALL Copy_Ncdf_att(TRIM(varname),TRIM(restart_trc_file),Child_file) |
---|
336 | ! |
---|
337 | ! |
---|
338 | IF(ASSOCIATED(matrix)) DEALLOCATE(matrix,src_add,dst_add) |
---|
339 | ! |
---|
340 | ! |
---|
341 | END DO |
---|
342 | ! |
---|
343 | DEALLOCATE(detected_pts) |
---|
344 | DEALLOCATE(tabinterp4d) |
---|
345 | DEALLOCATE(tabvar1,tabvar2,tabvar3) |
---|
346 | DEALLOCATE(masksrc) |
---|
347 | ! |
---|
348 | ENDIF |
---|
349 | |
---|
350 | ! change the before fields |
---|
351 | prefix = varname(1:3) |
---|
352 | suffix = varname(4:LEN_TRIM(varname)) |
---|
353 | |
---|
354 | IF(rhot == 1 .OR. prefix/= 'TRB') THEN |
---|
355 | WRITE(*,*) '' |
---|
356 | WRITE(*,*) 'no time interpolation for ',TRIM(varname) |
---|
357 | ELSE |
---|
358 | ALLOCATE(trn(nxfin,nyfin,z,1),trb(nxfin,nyfin,z,1)) |
---|
359 | varname2 = 'TRN'//TRIM(suffix) |
---|
360 | now_wght = (rhot-1.)/rhot |
---|
361 | before_wght = 1./rhot |
---|
362 | ! |
---|
363 | CALL Read_Ncdf_var(TRIM(varname),Child_file,trb) |
---|
364 | CALL Read_Ncdf_var(TRIM(varname2),Child_file,trn) |
---|
365 | trb = now_wght*trn + before_wght*trb |
---|
366 | |
---|
367 | dimnames(1)='x' |
---|
368 | dimnames(2)='y' |
---|
369 | dimnames(3)='nav_lev' |
---|
370 | dimnames(4)='time_counter' |
---|
371 | CALL Write_Ncdf_var(TRIM(varname),dimnames,Child_file,trb,'double') |
---|
372 | DEALLOCATE(trn,trb) |
---|
373 | ! |
---|
374 | ENDIF |
---|
375 | |
---|
376 | END DO |
---|
377 | ! |
---|
378 | WRITE(*,*) ' ' |
---|
379 | WRITE(*,*) ' --- list of all the variables that have been interpolated --- ' |
---|
380 | WRITE(*,*) Ncdf_varname |
---|
381 | WRITE(*,*) ' ' |
---|
382 | WRITE(*,*) '******* restart file successfully created *******' |
---|
383 | WRITE(*,*) ' ' |
---|
384 | ! |
---|
385 | STOP |
---|
386 | END PROGRAM create_rstrt_trc |
---|
387 | |
---|
388 | |
---|