[2136] | 1 | !************************************************************************ |
---|
| 2 | ! Fortran 95 OPA Nesting tools * |
---|
| 3 | ! * |
---|
| 4 | ! Copyright (C) 2005 Florian Lemarié (Florian.Lemarie@imag.fr) * |
---|
| 5 | ! Laurent Debreu (Laurent.Debreu@imag.fr) * |
---|
| 6 | !************************************************************************ |
---|
| 7 | ! |
---|
| 8 | PROGRAM create_bathy |
---|
| 9 | ! |
---|
| 10 | USE NETCDF |
---|
| 11 | USE bilinear_interp |
---|
| 12 | USE agrif_readwrite |
---|
| 13 | USE agrif_partial_steps |
---|
| 14 | USE agrif_connect_topo |
---|
[10025] | 15 | USE agrif_interpolation |
---|
[2136] | 16 | ! |
---|
| 17 | IMPLICIT NONE |
---|
| 18 | ! |
---|
| 19 | !************************************************************************ |
---|
| 20 | ! * |
---|
[2455] | 21 | ! PROGRAM CREATE_BATHY * |
---|
[2136] | 22 | ! * |
---|
| 23 | ! program to implement bathymetry interpolation to generate * |
---|
| 24 | ! child grid bathymetry file * |
---|
| 25 | ! * |
---|
| 26 | ! various options : * |
---|
| 27 | ! * |
---|
| 28 | ! 1- Interpolation directly from parent bathymetry file (z-coord) * |
---|
[2455] | 29 | ! 2- Use new topo file in meters (for example etopo) * |
---|
[2136] | 30 | ! * |
---|
| 31 | ! vertical coordinates permitted : z-coord and partial steps * |
---|
| 32 | ! sigma coordinates is not yet implemented * |
---|
| 33 | ! * |
---|
| 34 | !Interpolation is carried out using bilinear interpolation * |
---|
| 35 | !routine from SCRIP package or median average * |
---|
| 36 | ! * |
---|
| 37 | !http://climate.lanl.gov/Software/SCRIP/ * |
---|
| 38 | !************************************************************************ |
---|
| 39 | ! |
---|
| 40 | ! variables declaration |
---|
| 41 | ! |
---|
[10027] | 42 | CHARACTER(len=80) :: namelistname |
---|
| 43 | CHARACTER*100 :: Childmeter_file,Childlevel_file,Child_coordinates,child_ps, Child_domcfg |
---|
| 44 | LOGICAL :: identical_grids |
---|
| 45 | INTEGER :: nbadd,status,narg,iargc |
---|
| 46 | INTEGER :: jpj,jpi |
---|
| 47 | LOGICAL,DIMENSION(:,:),POINTER :: masksrc => NULL() |
---|
| 48 | INTEGER,DIMENSION(:,:),ALLOCATABLE :: mask_oce,trouble_points |
---|
| 49 | INTEGER,DIMENSION(:) ,POINTER :: src_add,dst_add => NULL() |
---|
| 50 | REAL*8, DIMENSION(:,:),POINTER :: matrix,interpdata => NULL() |
---|
| 51 | REAL*8, DIMENSION(:,:),POINTER :: bathy_fin_constant => NULL() |
---|
| 52 | REAL*8, DIMENSION(:,:),ALLOCATABLE :: bathy_test,vardep |
---|
| 53 | REAL*8, DIMENSION(:) ,ALLOCATABLE :: vardep1d |
---|
| 54 | REAL*8, DIMENSION(:,:),POINTER :: gdepw_ps_interp => NULL() |
---|
| 55 | REAL*8 :: Cell_lonmin,Cell_lonmax,Cell_latmin,Cell_latmax,wghts |
---|
| 56 | LOGICAL :: Pacifique = .FALSE. |
---|
| 57 | INTEGER :: boundary,iimin,iimax,jjmax,jjmin |
---|
| 58 | INTEGER :: nxhr,nyhr,nxyhr,ji,jj,nbiter |
---|
[2136] | 59 | |
---|
| 60 | TYPE(Coordinates) :: G0,G1 |
---|
| 61 | ! |
---|
| 62 | narg = iargc() |
---|
| 63 | IF (narg == 0) THEN |
---|
| 64 | namelistname = 'namelist.input' |
---|
| 65 | ELSE |
---|
| 66 | CALL getarg(1,namelistname) |
---|
| 67 | ENDIF |
---|
| 68 | ! |
---|
| 69 | ! read input file (namelist.input) |
---|
| 70 | CALL read_namelist(namelistname) |
---|
| 71 | ! |
---|
| 72 | ! define names of child grid files |
---|
| 73 | CALL set_child_name(parent_coordinate_file,Child_coordinates) |
---|
[10025] | 74 | IF( TRIM(parent_meshmask_file) .NE. '/NULL' ) CALL set_child_name(parent_meshmask_file,Childlevel_file) |
---|
| 75 | IF( TRIM(parent_meshmask_file) .NE. '/NULL' ) CALL set_child_name(parent_domcfg_output,Child_domcfg) |
---|
[2136] | 76 | ! |
---|
[10025] | 77 | ! ! ------------------------------------------------------------------ |
---|
| 78 | IF( .NOT.new_topo .AND. .NOT.partial_steps ) THEN ! **** First option : no new topo file & no partial steps |
---|
| 79 | ! ! ==> interpolate levels directly from parent file |
---|
| 80 | ! ! ------------------------------------------------------------------ |
---|
| 81 | WRITE(*,*) '*** First option: no new topo file & no partial steps' |
---|
[2136] | 82 | ! |
---|
[10025] | 83 | ! read coarse grid bathymetry and coordinates |
---|
[2136] | 84 | status = Read_Coordinates(TRIM(parent_coordinate_file),G0) |
---|
[2455] | 85 | status = Read_bathy_level(TRIM(parent_meshmask_file),G0) |
---|
[2136] | 86 | ! |
---|
[10025] | 87 | ! read fine grid coordinates |
---|
| 88 | status = Read_Coordinates(TRIM(Child_coordinates),G1,pacifique) |
---|
| 89 | ! |
---|
| 90 | ! stop if error in size |
---|
| 91 | IF( imax > SIZE(G0%glamt,1) .OR. jmax > SIZE(G0%glamt,2) .OR. imax <= imin .OR. jmax <= jmin ) THEN |
---|
[2136] | 92 | WRITE(*,*) 'ERROR ***** bad child grid definition ...' |
---|
| 93 | WRITE(*,*) 'please check imin,jmin,imax,jmax,jpizoom,jpjzoom values' |
---|
| 94 | STOP |
---|
| 95 | ENDIF |
---|
| 96 | IF( SIZE(G1%nav_lon,1) .NE. nxfin .OR. SIZE(G1%nav_lon,2) .NE. nyfin ) THEN |
---|
| 97 | WRITE(*,*) 'ERROR ***** bad child coordinates file ...' |
---|
[10025] | 98 | WRITE(*,*) 'please check that child coordinates file has been created with the same namelist' |
---|
[2136] | 99 | STOP |
---|
| 100 | ENDIF |
---|
| 101 | ! |
---|
[10025] | 102 | jpj = SIZE(G0%nav_lat,2) |
---|
| 103 | jpi = SIZE(G0%nav_lat,1) |
---|
[2136] | 104 | ! |
---|
| 105 | ! create logical array masksrc |
---|
[10025] | 106 | ALLOCATE(masksrc(jpi,jpj)) |
---|
| 107 | WHERE(G0%bathy_level.LE.0) ; masksrc = .FALSE. ; |
---|
| 108 | ELSEWHERE ; masksrc = .TRUE. ; |
---|
[2136] | 109 | END WHERE |
---|
| 110 | |
---|
[10025] | 111 | ! change longitudes (from -180:180 to 0:360) |
---|
[2136] | 112 | IF ( Pacifique ) THEN |
---|
[10025] | 113 | WHERE(G0%nav_lon < 0.001) G0%nav_lon = G0%nav_lon + 360. |
---|
[2136] | 114 | ENDIF |
---|
| 115 | |
---|
[10025] | 116 | ! From levels to meters |
---|
[2136] | 117 | ALLOCATE(G1%bathy_meter(nxfin,nyfin)) |
---|
| 118 | CALL levels_to_meter(G0) |
---|
| 119 | ! |
---|
[10025] | 120 | ! compute remapping matrix thanks to SCRIP package |
---|
| 121 | CALL get_remap_matrix(G0%nav_lat,G1%nav_lat,G0%nav_lon,G1%nav_lon,masksrc,matrix,src_add,dst_add) |
---|
| 122 | CALL make_remap(G0%bathy_meter,G1%bathy_meter,nxfin,nyfin,matrix,src_add,dst_add) |
---|
[2136] | 123 | DEALLOCATE(masksrc) |
---|
| 124 | ! |
---|
| 125 | ! compute constant bathymetry for Parent-Child bathymetry connection |
---|
| 126 | CALL init_constant_bathy(G0%bathy_meter,bathy_fin_constant) |
---|
| 127 | ! |
---|
[10025] | 128 | ! replace child bathymetry by parent bathymetry at the boundaries |
---|
| 129 | IF( ln_agrif_domain ) THEN |
---|
| 130 | boundary = npt_copy*irafx + nbghostcellsfine + 1 |
---|
| 131 | ELSE |
---|
| 132 | boundary = npt_copy*irafx |
---|
| 133 | ENDIF |
---|
[2136] | 134 | G1%bathy_meter(1:boundary,:) = bathy_fin_constant(1:boundary,:) |
---|
| 135 | G1%bathy_meter(:,1:boundary) = bathy_fin_constant(:,1:boundary) |
---|
| 136 | G1%bathy_meter(nxfin-boundary+1:nxfin,:) = bathy_fin_constant(nxfin-boundary+1:nxfin,:) |
---|
| 137 | G1%bathy_meter(:,nyfin-boundary+1:nyfin) = bathy_fin_constant(:,nyfin-boundary+1:nyfin) |
---|
[10025] | 138 | DEALLOCATE(bathy_fin_constant) |
---|
[2136] | 139 | ! |
---|
[10025] | 140 | ! bathymetry smoothing (everywhere except at the boundaries) |
---|
| 141 | IF( smoothing ) THEN |
---|
| 142 | IF( ln_agrif_domain ) THEN |
---|
| 143 | CALL smooth_topo(G1%bathy_meter(boundary:nxfin-boundary+1,boundary:nyfin-boundary+1),nbiter) |
---|
| 144 | ELSE |
---|
| 145 | CALL smooth_topo(G1%bathy_meter(boundary+1:nxfin-boundary,boundary+1:nyfin-boundary),nbiter) |
---|
| 146 | ENDIF |
---|
| 147 | ENDIF |
---|
| 148 | ! |
---|
| 149 | ! From meters to levels |
---|
[2136] | 150 | CALL meter_to_levels(G1) |
---|
[10025] | 151 | G1%bathy_level=NINT(G1%bathy_level) |
---|
| 152 | ! |
---|
| 153 | ! Check errors in bathy |
---|
[10027] | 154 | DO jj=1,nyfin |
---|
| 155 | DO ji=1,nxfin |
---|
| 156 | IF (G1%bathy_level(ji,jj).LT.0.) THEN |
---|
| 157 | PRINT *,'error in ',ji,jj,G1%bathy_level(ji,jj) |
---|
[10025] | 158 | STOP |
---|
| 159 | ENDIF |
---|
| 160 | ENDDO |
---|
| 161 | ENDDO |
---|
| 162 | WHERE ((G1%bathy_level.LT.3.).AND.(G1%bathy_level.GT.0.)) G1%bathy_level=3 |
---|
[2136] | 163 | ! |
---|
[10025] | 164 | ! remove closed seas |
---|
| 165 | IF (removeclosedseas) THEN |
---|
| 166 | ALLOCATE(bathy_test(nxfin,nyfin)) |
---|
| 167 | |
---|
| 168 | bathy_test=0. |
---|
| 169 | WHERE (G1%bathy_level(1,:) .GT.0.) bathy_test(1,:)=1 |
---|
| 170 | WHERE (G1%bathy_level(nxfin,:) .GT.0.) bathy_test(nxfin,:)=1 |
---|
| 171 | WHERE (G1%bathy_level(:,1) .GT.0.) bathy_test(:,1)=1 |
---|
| 172 | WHERE (G1%bathy_level(:,nyfin) .GT.0.) bathy_test(:,nyfin)=1 |
---|
| 173 | |
---|
| 174 | nbadd = 1 |
---|
| 175 | DO WHILE (nbadd.NE.0) |
---|
| 176 | nbadd = 0 |
---|
[10027] | 177 | DO jj=2,nyfin-1 |
---|
| 178 | DO ji=2,nxfin-1 |
---|
| 179 | IF (G1%bathy_level(ji,jj).GT.0.) THEN |
---|
| 180 | IF (MAX(bathy_test(ji,jj+1),bathy_test(ji,jj-1),bathy_test(ji-1,jj),bathy_test(ji+1,jj)).EQ.1) THEN |
---|
| 181 | IF (bathy_test(ji,jj).NE.1.) nbadd = nbadd + 1 |
---|
| 182 | bathy_test(ji,jj)=1. |
---|
[10025] | 183 | ENDIF |
---|
| 184 | ENDIF |
---|
| 185 | ENDDO |
---|
| 186 | ENDDO |
---|
| 187 | ENDDO |
---|
| 188 | |
---|
| 189 | WHERE (bathy_test.EQ.0.) G1%bathy_level = 0. |
---|
| 190 | |
---|
| 191 | DEALLOCATE(bathy_test) |
---|
| 192 | ENDIF |
---|
[2136] | 193 | ! |
---|
[10025] | 194 | ! store interpolation result in output file |
---|
| 195 | CALL levels_to_meter(G1) ! From levels to meters |
---|
| 196 | status = Write_Bathy_level(TRIM(Childlevel_file),G1) |
---|
| 197 | status = write_domcfg(TRIM(Child_domcfg),G1) |
---|
| 198 | |
---|
| 199 | WRITE(*,*) '****** Bathymetry successfully created if no new topo ******' |
---|
| 200 | STOP |
---|
[2136] | 201 | ! |
---|
[10025] | 202 | ! ! ----------------------------------------------------- |
---|
| 203 | ELSE ! **** Second option : new topo file or partial steps |
---|
| 204 | ! ! ----------------------------------------------------- |
---|
| 205 | WRITE(*,*) '***Second option : new topo or partial steps' |
---|
| 206 | |
---|
[2136] | 207 | ! read fine and coarse grids coordinates file |
---|
| 208 | status = Read_Coordinates(TRIM(parent_coordinate_file),G0) |
---|
| 209 | status = Read_Coordinates(TRIM(Child_coordinates),G1,Pacifique) |
---|
[10025] | 210 | ! |
---|
| 211 | ! check error in size |
---|
| 212 | IF( imax > SIZE(G0%nav_lon,1) .OR. jmax > SIZE(G0%nav_lon,2) .OR. imax <= imin .OR. jmax <= jmin ) THEN |
---|
[2136] | 213 | WRITE(*,*) 'ERROR ***** bad child grid definition ...' |
---|
| 214 | WRITE(*,*) 'please check imin,jmin,imax,jmax,jpizoom,jpjzoom values' |
---|
| 215 | STOP |
---|
| 216 | ENDIF |
---|
| 217 | IF( SIZE(G1%nav_lon,1) .NE. nxfin .OR. SIZE(G1%nav_lon,2) .NE. nyfin ) THEN |
---|
| 218 | WRITE(*,*) 'ERROR ***** bad child coordinates file ...' |
---|
[10025] | 219 | WRITE(*,*) 'please check that child coordinates file has been created with the same namelist' |
---|
[2136] | 220 | STOP |
---|
| 221 | ENDIF |
---|
[10025] | 222 | ! |
---|
| 223 | ! === From here on: G0 is the grid associated with the new topography (like gebco or etopo) === |
---|
| 224 | ! |
---|
| 225 | ! read bathymetry data set => G0%bathy_meter |
---|
| 226 | IF( new_topo ) THEN ! read G0%bathy_meter (on a reduced grid) and G1 coordinates |
---|
[2136] | 227 | DEALLOCATE( G0%nav_lon, G0%nav_lat ) |
---|
| 228 | status = Read_bathy_meter(TRIM(elevation_database),G0,G1,Pacifique) |
---|
[10025] | 229 | ELSE ! read G0%bathy_meter (on the global grid) |
---|
| 230 | status = Read_Bathymeter(TRIM(parent_bathy_meter),G0) |
---|
[2136] | 231 | IF(Pacifique) THEN |
---|
[10025] | 232 | WHERE(G0%nav_lon < 0.0001) G0%nav_lon = G0%nav_lon + 360. |
---|
[2136] | 233 | ENDIF |
---|
| 234 | ENDIF |
---|
| 235 | ! |
---|
[10025] | 236 | ! what type of interpolation for bathymetry |
---|
[2136] | 237 | IF( type_bathy_interp == 0 ) THEN |
---|
[10025] | 238 | WRITE(*,*) 'Interpolation of high resolution bathymetry on child grid: Arithmetic average ...' |
---|
[2136] | 239 | ELSE IF( type_bathy_interp == 1 ) THEN |
---|
[10025] | 240 | WRITE(*,*) 'Interpolation of high resolution bathymetry on child grid: Median average ...' |
---|
[2136] | 241 | ELSE IF( type_bathy_interp == 2 ) THEN |
---|
[10025] | 242 | WRITE(*,*) 'Interpolation of high resolution bathymetry on child grid: Bilinear interpolation ...' |
---|
[2136] | 243 | ELSE |
---|
[10025] | 244 | WRITE(*,*) 'bad value for type_bathy_interp variable ( must be 0, 1 or 2 )' |
---|
[2136] | 245 | STOP |
---|
| 246 | ENDIF |
---|
| 247 | ! |
---|
[10025] | 248 | ! 1st allocation of child grid bathy |
---|
| 249 | ALLOCATE(G1%bathy_meter(nxfin,nyfin)) |
---|
| 250 | G1%bathy_meter(:,:)=0. |
---|
[2136] | 251 | ! |
---|
[10025] | 252 | ! --------------------------------------------------------------------------------- |
---|
| 253 | ! === Bathymetry of the fine grid (step1) === |
---|
| 254 | ! --------------------------------------------------------------------------------- |
---|
| 255 | ! ==> It gives G1%bathy_meter from G0%bathy_meter |
---|
| 256 | ! --------------------------------------------------------------------------------- |
---|
| 257 | ! ! ----------------------------- |
---|
| 258 | IF( type_bathy_interp == 0 .OR. type_bathy_interp == 1 ) THEN ! arithmetic or median averages |
---|
| 259 | ! ! ----------------------------- |
---|
[2136] | 260 | ALLOCATE(trouble_points(nxfin,nyfin)) |
---|
[10025] | 261 | trouble_points(:,:) = 0 |
---|
[2136] | 262 | ! |
---|
[10027] | 263 | DO jj = 2, nyfin |
---|
| 264 | DO ji = 2, nxfin |
---|
[2136] | 265 | ! |
---|
[10025] | 266 | ! fine grid cell extension |
---|
[2136] | 267 | Cell_lonmin = MIN(G1%glamf(ji-1,jj-1),G1%glamf(ji,jj-1),G1%glamf(ji,jj),G1%glamf(ji-1,jj)) |
---|
| 268 | Cell_lonmax = MAX(G1%glamf(ji-1,jj-1),G1%glamf(ji,jj-1),G1%glamf(ji,jj),G1%glamf(ji-1,jj)) |
---|
| 269 | Cell_latmin = MIN(G1%gphif(ji-1,jj-1),G1%gphif(ji,jj-1),G1%gphif(ji,jj),G1%gphif(ji-1,jj)) |
---|
[9694] | 270 | Cell_latmax = MAX(G1%gphif(ji-1,jj-1),G1%gphif(ji,jj-1),G1%gphif(ji,jj),G1%gphif(ji-1,jj)) |
---|
[2136] | 271 | ! |
---|
[10025] | 272 | ! look for points in G0 (bathy dataset) contained in the fine grid cells |
---|
[2136] | 273 | iimin = 1 |
---|
| 274 | DO WHILE( G0%nav_lon(iimin,1) < Cell_lonmin ) |
---|
| 275 | iimin = iimin + 1 |
---|
| 276 | ENDDO |
---|
| 277 | ! |
---|
| 278 | jjmin = 1 |
---|
| 279 | DO WHILE( G0%nav_lat(iimin,jjmin) < Cell_latmin ) |
---|
| 280 | jjmin = jjmin + 1 |
---|
| 281 | ENDDO |
---|
| 282 | ! |
---|
| 283 | iimax = iimin |
---|
| 284 | DO WHILE( G0%nav_lon(iimax,1) <= Cell_lonmax ) |
---|
| 285 | iimax = iimax + 1 |
---|
[10025] | 286 | iimax = MIN( iimax,SIZE(G0%bathy_meter,1)) |
---|
[2136] | 287 | ENDDO |
---|
| 288 | ! |
---|
| 289 | jjmax = jjmin |
---|
| 290 | DO WHILE( G0%nav_lat(iimax,jjmax) <= Cell_latmax ) |
---|
| 291 | jjmax = jjmax + 1 |
---|
[10025] | 292 | jjmax = MIN( jjmax,SIZE(G0%bathy_meter,2)) |
---|
[2136] | 293 | ENDDO |
---|
| 294 | ! |
---|
[10025] | 295 | IF( ln_agrif_domain ) THEN |
---|
| 296 | iimax = iimax-1 |
---|
| 297 | jjmax = jjmax-1 |
---|
| 298 | ELSE |
---|
| 299 | iimax = MAX(iimin,iimax-1) |
---|
| 300 | jjmax = MAX(jjmin,jjmax-1) |
---|
| 301 | ENDIF |
---|
[2136] | 302 | ! |
---|
| 303 | iimin = MAX( iimin,1 ) |
---|
| 304 | jjmin = MAX( jjmin,1 ) |
---|
| 305 | iimax = MIN( iimax,SIZE(G0%bathy_meter,1)) |
---|
| 306 | jjmax = MIN( jjmax,SIZE(G0%bathy_meter,2)) |
---|
| 307 | |
---|
| 308 | nxhr = iimax - iimin + 1 |
---|
| 309 | nyhr = jjmax - jjmin + 1 |
---|
| 310 | |
---|
| 311 | IF( nxhr == 0 .OR. nyhr == 0 ) THEN |
---|
[10025] | 312 | ! |
---|
[2136] | 313 | trouble_points(ji,jj) = 1 |
---|
[10025] | 314 | ! |
---|
[2136] | 315 | ELSE |
---|
[10025] | 316 | ! |
---|
| 317 | ALLOCATE( vardep(nxhr,nyhr), mask_oce(nxhr,nyhr) ) |
---|
[2136] | 318 | vardep(:,:) = G0%bathy_meter(iimin:iimax,jjmin:jjmax) |
---|
[10025] | 319 | ! |
---|
| 320 | WHERE( vardep(:,:) .GT. 0. ) ; mask_oce = 1 ; |
---|
| 321 | ELSEWHERE ; mask_oce = 0 ; |
---|
| 322 | ENDWHERE |
---|
| 323 | ! |
---|
[10027] | 324 | nxyhr = nxhr*nyhr |
---|
| 325 | IF( SUM(mask_oce) < 0.5*(nxyhr) ) THEN ! if more than half of the points are on land then bathy fine = 0 |
---|
[2136] | 326 | G1%bathy_meter(ji,jj) = 0. |
---|
| 327 | ELSE |
---|
[10025] | 328 | IF( type_bathy_interp == 0 ) THEN ! Arithmetic average |
---|
| 329 | G1%bathy_meter(ji,jj) = SUM( vardep(:,:) * mask_oce(:,:) ) / SUM( mask_oce(:,:) ) |
---|
| 330 | ELSE ! Median average |
---|
[10027] | 331 | ALLOCATE(vardep1d(nxyhr)) |
---|
| 332 | vardep1d = RESHAPE(vardep,(/ nxyhr /) ) |
---|
| 333 | !!CALL ssort(vardep1d,nxyhr) |
---|
| 334 | CALL quicksort(vardep1d,1,nxyhr) |
---|
[2136] | 335 | ! |
---|
| 336 | ! Calculate median |
---|
[10027] | 337 | IF (MOD(nxyhr,2) .NE. 0) THEN |
---|
| 338 | G1%bathy_meter(ji,jj) = vardep1d( nxyhr/2 + 1 ) |
---|
[2136] | 339 | ELSE |
---|
[10027] | 340 | G1%bathy_meter(ji,jj) = 0.5 * ( vardep1d(nxyhr/2) + vardep1d(nxyhr/2+1) ) |
---|
[2136] | 341 | END IF |
---|
[9694] | 342 | DEALLOCATE(vardep1d) |
---|
[2136] | 343 | ENDIF |
---|
| 344 | ENDIF |
---|
| 345 | DEALLOCATE (mask_oce,vardep) |
---|
[10025] | 346 | ! |
---|
[2136] | 347 | ENDIF |
---|
| 348 | ENDDO |
---|
| 349 | ENDDO |
---|
| 350 | |
---|
| 351 | IF( SUM( trouble_points ) > 0 ) THEN |
---|
[10025] | 352 | PRINT*,'too much empty cells, proceed to bilinear interpolation' |
---|
[2136] | 353 | type_bathy_interp = 2 |
---|
| 354 | ENDIF |
---|
[10025] | 355 | |
---|
[2136] | 356 | ENDIF |
---|
[10025] | 357 | ! ! ----------------------------- |
---|
| 358 | IF( type_bathy_interp == 2) THEN ! Bilinear interpolation |
---|
| 359 | ! ! ----------------------------- |
---|
[2136] | 360 | identical_grids = .FALSE. |
---|
| 361 | |
---|
[10025] | 362 | IF( SIZE(G0%nav_lat,1) == SIZE(G1%nav_lat,1) .AND. SIZE(G0%nav_lat,2) == SIZE(G1%nav_lat,2) .AND. & |
---|
| 363 | SIZE(G0%nav_lon,1) == SIZE(G1%nav_lon,1) .AND. SIZE(G0%nav_lon,2) == SIZE(G1%nav_lon,2) ) THEN |
---|
[2136] | 364 | IF( MAXVAL( ABS(G0%nav_lat(:,:)- G1%nav_lat(:,:)) ) < 0.0001 .AND. & |
---|
[10025] | 365 | MAXVAL( ABS(G0%nav_lon(:,:)- G1%nav_lon(:,:)) ) < 0.0001 ) THEN |
---|
| 366 | PRINT*,'same grid between ',elevation_database,' and child domain' |
---|
[2136] | 367 | G1%bathy_meter = G0%bathy_meter |
---|
| 368 | identical_grids = .TRUE. |
---|
| 369 | ENDIF |
---|
| 370 | ENDIF |
---|
| 371 | |
---|
| 372 | IF( .NOT. identical_grids ) THEN |
---|
| 373 | |
---|
| 374 | ALLOCATE(masksrc(SIZE(G0%bathy_meter,1),SIZE(G0%bathy_meter,2))) |
---|
| 375 | ALLOCATE(bathy_test(nxfin,nyfin)) |
---|
| 376 | ! |
---|
[10025] | 377 | !Where(G0%bathy_meter.le.0.00001) |
---|
| 378 | ! masksrc = .false. |
---|
| 379 | !ElseWhere |
---|
| 380 | masksrc = .TRUE. |
---|
| 381 | !End where |
---|
[2136] | 382 | ! |
---|
| 383 | ! compute remapping matrix thanks to SCRIP package |
---|
[10025] | 384 | CALL get_remap_matrix(G0%nav_lat,G1%nav_lat,G0%nav_lon,G1%nav_lon,masksrc,matrix,src_add,dst_add) |
---|
| 385 | CALL make_remap(G0%bathy_meter,bathy_test,nxfin,nyfin,matrix,src_add,dst_add) |
---|
[2136] | 386 | ! |
---|
| 387 | G1%bathy_meter = bathy_test |
---|
| 388 | ! |
---|
| 389 | DEALLOCATE(masksrc) |
---|
| 390 | DEALLOCATE(bathy_test) |
---|
| 391 | |
---|
| 392 | ENDIF |
---|
| 393 | ! |
---|
| 394 | ENDIF |
---|
[10025] | 395 | ! --- |
---|
| 396 | ! At this stage bathymetry in meters has already been interpolated on fine grid |
---|
| 397 | ! => G1%bathy_meter(nxfin,nyfin) |
---|
[2136] | 398 | ! |
---|
[10025] | 399 | ! Also G0 was the grid from the new bathymetry data set (etopo, gebco...) and not the coarse grid |
---|
| 400 | ! --- |
---|
[2136] | 401 | ! |
---|
[10025] | 402 | ! --------------------------------------------------------------------------------- |
---|
| 403 | ! === Bathymetry of the fine grid (step2) === |
---|
| 404 | ! --------------------------------------------------------------------------------- |
---|
| 405 | ! ==> It gives an update of G1%bathy_meter and G1%bathy_level |
---|
| 406 | ! --------------------------------------------------------------------------------- |
---|
| 407 | ! From here on: G0 is the coarse grid |
---|
[2136] | 408 | ! |
---|
[10025] | 409 | ! Coarse grid bathymetry : G0%bathy_meter (on the global grid) |
---|
| 410 | IF( partial_steps ) THEN |
---|
| 411 | status = Read_Bathymeter(TRIM(parent_bathy_meter),G0) |
---|
| 412 | ELSE |
---|
| 413 | status = Read_Bathymeter(TRIM(parent_meshmask_file),G0) |
---|
| 414 | ENDIF |
---|
| 415 | |
---|
| 416 | ! Coarse grid coordinatees : G0 coordinates |
---|
| 417 | DEALLOCATE(G0%nav_lat,G0%nav_lon) |
---|
| 418 | status = Read_coordinates(TRIM(parent_coordinate_file),G0) |
---|
| 419 | |
---|
| 420 | ! allocate temporary arrays |
---|
| 421 | IF (.NOT.ASSOCIATED(G0%gdepw_ps)) ALLOCATE(G0%gdepw_ps (SIZE(G0%bathy_meter,1),SIZE(G0%bathy_meter,2))) |
---|
| 422 | IF (.NOT.ASSOCIATED(G1%gdepw_ps)) ALLOCATE(G1%gdepw_ps (SIZE(G1%bathy_meter,1),SIZE(G1%bathy_meter,2))) |
---|
| 423 | IF (.NOT.ASSOCIATED(gdepw_ps_interp)) ALLOCATE(gdepw_ps_interp(SIZE(G1%bathy_meter,1),SIZE(G1%bathy_meter,2))) |
---|
| 424 | ! |
---|
| 425 | IF( ln_agrif_domain ) THEN |
---|
| 426 | boundary = npt_copy*irafx + nbghostcellsfine + 1 |
---|
| 427 | ELSE |
---|
| 428 | boundary = npt_copy*irafx |
---|
| 429 | ENDIF |
---|
[2136] | 430 | ! |
---|
[10025] | 431 | ! compute G0%gdepw_ps and G1%gdepw_ps |
---|
| 432 | CALL get_partial_steps(G0) |
---|
| 433 | CALL get_partial_steps(G1) |
---|
| 434 | CALL bathymetry_control(G0%Bathy_level) |
---|
| 435 | |
---|
| 436 | ! --------------------------------------- |
---|
| 437 | ! Bathymetry at the boundaries (npt_copy) |
---|
| 438 | ! --------------------------------------- |
---|
| 439 | ! 1st step: interpolate coarse bathy on the fine grid (using partial steps or not) |
---|
| 440 | IF( partial_steps .AND. ln_agrif_domain ) THEN |
---|
| 441 | CALL Check_interp(G0,gdepw_ps_interp) |
---|
| 442 | ELSE |
---|
| 443 | gdepw_ps_interp = 0. * G1%gdepw_ps |
---|
| 444 | !!CALL agrif_interp(G0%gdepw_ps,gdepw_ps_interp,'T') |
---|
| 445 | CALL init_constant_bathy(G0%gdepw_ps,gdepw_ps_interp) |
---|
| 446 | ENDIF |
---|
| 447 | |
---|
| 448 | IF (.NOT.ASSOCIATED(G1%wgt)) ALLOCATE(G1%wgt(SIZE(G1%bathy_meter,1),SIZE(G1%bathy_meter,2))) |
---|
| 449 | G1%wgt(:,:) = 0. |
---|
| 450 | IF ((.NOT.ASSOCIATED(G0%wgt)).AND.bathy_update) THEN |
---|
| 451 | ALLOCATE(G0%wgt(SIZE(G0%nav_lat,1),SIZE(G0%nav_lat,2))) |
---|
| 452 | G0%wgt(:,:) = 0. |
---|
| 453 | ENDIF |
---|
[2136] | 454 | ! |
---|
[10025] | 455 | ! 2nd step: copy parent bathymetry at the boundaries |
---|
| 456 | DO jj=1,nyfin ! West and East |
---|
| 457 | IF ( gdepw_ps_interp(nbghostcellsfine+1,jj) > 0. ) THEN |
---|
| 458 | G1%gdepw_ps(1:boundary,jj) = gdepw_ps_interp(1:boundary,jj) |
---|
| 459 | G1%wgt(1:boundary,jj) = 1. |
---|
| 460 | ELSE |
---|
| 461 | G1%gdepw_ps(1:nbghostcellsfine+1,jj)=0. |
---|
| 462 | ENDIF |
---|
[2136] | 463 | ! |
---|
[10025] | 464 | IF ( gdepw_ps_interp(nxfin-nbghostcellsfine,jj) > 0.) THEN |
---|
| 465 | G1%gdepw_ps(nxfin-boundary+1:nxfin,jj)=gdepw_ps_interp(nxfin-boundary+1:nxfin,jj) |
---|
| 466 | G1%wgt(nxfin-boundary+1:nxfin,jj) = 1. |
---|
| 467 | ELSE |
---|
| 468 | G1%gdepw_ps(nxfin-nbghostcellsfine:nxfin,jj) = 0. |
---|
| 469 | ENDIF |
---|
| 470 | END DO |
---|
| 471 | ! |
---|
| 472 | DO ji=1,nxfin ! South and North |
---|
| 473 | IF (gdepw_ps_interp(ji,nbghostcellsfine+1)>0.) THEN |
---|
| 474 | G1%gdepw_ps(ji,1:boundary) = gdepw_ps_interp(ji,1:boundary) |
---|
| 475 | G1%wgt(ji,1:boundary) = 1. |
---|
| 476 | ELSE |
---|
| 477 | G1%gdepw_ps(ji,1:nbghostcellsfine+1)=0. |
---|
| 478 | ENDIF |
---|
[2136] | 479 | ! |
---|
[10025] | 480 | IF (gdepw_ps_interp(ji,nyfin-nbghostcellsfine)>0.) THEN |
---|
| 481 | G1%gdepw_ps(ji,nyfin-boundary+1:nyfin)=gdepw_ps_interp(ji,nyfin-boundary+1:nyfin) |
---|
| 482 | G1%wgt(ji,nyfin-boundary+1:nyfin) = 1. |
---|
| 483 | ELSE |
---|
| 484 | G1%gdepw_ps(ji,nyfin-nbghostcellsfine:nyfin) = 0. |
---|
[9749] | 485 | ENDIF |
---|
[10025] | 486 | END DO |
---|
| 487 | ! |
---|
| 488 | !clem: recalculate interpolation everywhere before linear connection (useless to me) |
---|
| 489 | IF( partial_steps .AND. ln_agrif_domain ) THEN |
---|
| 490 | gdepw_ps_interp = 0. |
---|
| 491 | CALL Check_interp(G0,gdepw_ps_interp) |
---|
| 492 | ENDIF |
---|
| 493 | ! |
---|
| 494 | ! ------------------------------------------------------- |
---|
| 495 | ! Bathymetry between boundaries and interior (npt_connect) |
---|
| 496 | ! -------------------------------------------------------- |
---|
| 497 | ! Make linear connection (on npt_connect*irafx points) between the boundaries and the interior |
---|
| 498 | IF( ln_agrif_domain ) THEN |
---|
| 499 | boundary = (npt_copy + npt_connect)*irafx + nbghostcellsfine + 1 |
---|
| 500 | ELSE |
---|
| 501 | boundary = (npt_copy + npt_connect)*irafx |
---|
| 502 | ENDIF |
---|
[2136] | 503 | |
---|
[10025] | 504 | IF( npt_connect > 0 ) THEN |
---|
[9694] | 505 | WRITE(*,*) ' linear connection on ',npt_connect,'coarse grid points' |
---|
[2136] | 506 | |
---|
| 507 | wghts = 1. |
---|
[10025] | 508 | DO ji = boundary - npt_connect*irafx + 1 , boundary |
---|
| 509 | wghts = wghts - (1. / (npt_connect*irafx + 1. ) ) |
---|
| 510 | DO jj=1,nyfin |
---|
| 511 | IF (G1%gdepw_ps(nbghostcellsfine+1,jj) > 0.) G1%wgt(ji,jj) = MAX(wghts, G1%wgt(ji,jj)) |
---|
| 512 | END DO |
---|
| 513 | END DO |
---|
| 514 | |
---|
[9149] | 515 | wghts = 1. |
---|
[10025] | 516 | DO ji = nxfin - (boundary - npt_connect*irafx), nxfin - boundary +1 , -1 |
---|
| 517 | wghts = wghts - (1. / (npt_connect*irafx + 1. ) ) |
---|
| 518 | DO jj=1,nyfin |
---|
| 519 | IF (G1%gdepw_ps(nxfin-nbghostcellsfine,jj) > 0.) G1%wgt(ji,jj) = MAX(wghts, G1%wgt(ji,jj)) |
---|
| 520 | END DO |
---|
| 521 | END DO |
---|
[2136] | 522 | |
---|
| 523 | wghts = 1. |
---|
[10025] | 524 | DO jj = boundary - npt_connect*irafy + 1 , boundary |
---|
| 525 | wghts = wghts - (1. / (npt_connect*irafy + 1. ) ) |
---|
| 526 | DO ji=1,nxfin |
---|
| 527 | IF (G1%gdepw_ps(ji,nbghostcellsfine+1) > 0.) G1%wgt(ji,jj) = MAX(wghts, G1%wgt(ji,jj)) |
---|
| 528 | END DO |
---|
[9149] | 529 | END DO |
---|
| 530 | |
---|
[2136] | 531 | wghts = 1. |
---|
[10025] | 532 | DO jj = nyfin - (boundary - npt_connect*irafy) , nyfin - boundary +1, -1 |
---|
| 533 | wghts = wghts - (1. / (npt_connect*irafy + 1. ) ) |
---|
| 534 | DO ji=1,nxfin |
---|
| 535 | IF (G1%gdepw_ps(ji,nyfin-nbghostcellsfine) > 0.) G1%wgt(ji,jj) = MAX(wghts, G1%wgt(ji,jj)) |
---|
| 536 | END DO |
---|
[9149] | 537 | END DO |
---|
[9753] | 538 | IF (.NOT.identical_grids) THEN |
---|
| 539 | G1%gdepw_ps(:,:) = (1.-G1%wgt(:,:)) * G1%gdepw_ps(:,:) + gdepw_ps_interp(:,:)*G1%wgt(:,:) |
---|
| 540 | ENDIF |
---|
[2136] | 541 | |
---|
[10025] | 542 | ENDIF |
---|
[2136] | 543 | |
---|
[10025] | 544 | ! replace G1%bathy_meter by G1%gdepw_ps |
---|
| 545 | G1%bathy_meter = G1%gdepw_ps |
---|
| 546 | ! |
---|
| 547 | ! -------------------- |
---|
| 548 | ! Bathymetry smoothing |
---|
| 549 | ! -------------------- |
---|
| 550 | IF( smoothing .AND. (.NOT.identical_grids) ) THEN |
---|
| 551 | ! Chanut: smoothing everywhere then discard result in connection zone |
---|
| 552 | CALL smooth_topo(G1%gdepw_ps(:,:),nbiter) |
---|
| 553 | WHERE (G1%wgt(:,:)==0.) G1%bathy_meter(:,:) = G1%gdepw_ps(:,:) |
---|
| 554 | ELSE |
---|
| 555 | WRITE(*,*) 'No smoothing process only connection is carried out' |
---|
| 556 | ENDIF |
---|
| 557 | ! |
---|
| 558 | ! ------------------ |
---|
| 559 | ! Remove closed seas |
---|
| 560 | ! ------------------ |
---|
| 561 | IF (removeclosedseas) THEN |
---|
| 562 | ALLOCATE(bathy_test(nxfin,nyfin)) |
---|
| 563 | bathy_test=0. |
---|
| 564 | WHERE (G1%bathy_meter(1,:) .GT.0.) bathy_test(1,:)=1 |
---|
| 565 | WHERE (G1%bathy_meter(nxfin,:).GT.0.) bathy_test(nxfin,:)=1 |
---|
| 566 | WHERE (G1%bathy_meter(:,1) .GT.0.) bathy_test(:,1)=1 |
---|
| 567 | WHERE (G1%bathy_meter(:,nyfin).GT.0.) bathy_test(:,nyfin)=1 |
---|
[2136] | 568 | |
---|
[10025] | 569 | nbadd = 1 |
---|
| 570 | DO WHILE (nbadd.NE.0) |
---|
| 571 | nbadd = 0 |
---|
[10027] | 572 | DO jj=2,nyfin-1 |
---|
| 573 | DO ji=2,nxfin-1 |
---|
| 574 | IF (G1%bathy_meter(ji,jj).GT.0.) THEN |
---|
| 575 | IF (MAX(bathy_test(ji,jj+1),bathy_test(ji,jj-1),bathy_test(ji-1,jj),bathy_test(ji+1,jj)).EQ.1) THEN |
---|
| 576 | IF (bathy_test(ji,jj).NE.1.) nbadd = nbadd + 1 |
---|
| 577 | bathy_test(ji,jj)=1. |
---|
[10025] | 578 | ENDIF |
---|
[2136] | 579 | |
---|
[10025] | 580 | ENDIF |
---|
[2136] | 581 | ENDDO |
---|
| 582 | ENDDO |
---|
[10025] | 583 | ENDDO |
---|
| 584 | WHERE (bathy_test.EQ.0.) G1%bathy_meter = 0. |
---|
| 585 | DEALLOCATE(bathy_test) |
---|
| 586 | ENDIF |
---|
| 587 | ! |
---|
| 588 | ! ! ---------------- |
---|
| 589 | IF( partial_steps ) THEN ! If partial steps |
---|
| 590 | ! ! ---------------- |
---|
[2136] | 591 | ! |
---|
[10025] | 592 | CALL get_partial_steps(G1) ! recompute gdepw_ps for G1 |
---|
[9628] | 593 | |
---|
[10025] | 594 | IF(bathy_update) CALL Update_Parent_Bathy( G0,G1 ) |
---|
[2136] | 595 | CALL set_child_name(parent_bathy_meter,child_ps) |
---|
[10025] | 596 | |
---|
| 597 | status = Write_Bathy_meter(TRIM(child_ps),G1) |
---|
| 598 | IF(bathy_update) status = Write_Bathy_meter(TRIM(updated_parent_file),G0) |
---|
| 599 | IF(bathy_update) status = write_domcfg(TRIM(updated_parent_domcfg),G0) |
---|
[2136] | 600 | |
---|
| 601 | CALL get_partial_steps(G1) |
---|
| 602 | ! |
---|
| 603 | G1%bathy_level=NINT(G1%bathy_level) |
---|
| 604 | ! |
---|
[10025] | 605 | ! store interpolation result in output file |
---|
| 606 | CALL levels_to_meter(G1) ! From levels to meters |
---|
| 607 | IF( TRIM(parent_meshmask_file) .NE. '/NULL' ) status = Write_Bathy_level(TRIM(Childlevel_file),G1) |
---|
| 608 | IF( TRIM(parent_meshmask_file) .NE. '/NULL' ) status = write_domcfg(TRIM(Child_domcfg),G1) |
---|
[2136] | 609 | ! |
---|
| 610 | WRITE(*,*) '****** Bathymetry successfully created for partial cells ******' |
---|
[10025] | 611 | STOP |
---|
[2136] | 612 | ! |
---|
[10025] | 613 | ! ! ---------------- |
---|
| 614 | ELSE ! No partial steps |
---|
| 615 | ! ! ---------------- |
---|
| 616 | ! |
---|
| 617 | ! convert bathymetry from meters to levels |
---|
| 618 | CALL meter_to_levels(G1) |
---|
| 619 | |
---|
| 620 | IF(bathy_update) CALL Update_Parent_Bathy( G0,G1 ) |
---|
| 621 | CALL set_child_name(parent_bathy_meter,child_ps) |
---|
| 622 | |
---|
| 623 | status = Write_Bathy_meter(TRIM(child_ps),G1) |
---|
| 624 | IF(bathy_update) status = Write_Bathy_meter(TRIM(updated_parent_file),G0) |
---|
| 625 | IF(bathy_update) status = write_domcfg(TRIM(updated_parent_domcfg),G0) |
---|
| 626 | ! |
---|
| 627 | ! store interpolation result in output file |
---|
| 628 | CALL levels_to_meter(G1) ! From levels to meters |
---|
| 629 | status = Write_Bathy_level(TRIM(Childlevel_file),G1) |
---|
| 630 | status = write_domcfg(TRIM(Child_domcfg),G1) |
---|
| 631 | ! |
---|
| 632 | WRITE(*,*) '****** Bathymetry successfully created for full cells ******' |
---|
| 633 | STOP |
---|
| 634 | ! |
---|
[2136] | 635 | ENDIF |
---|
| 636 | ENDIF |
---|
| 637 | ! |
---|
| 638 | END PROGRAM create_bathy |
---|
| 639 | |
---|
| 640 | |
---|