[4213] | 1 | !---------------------------------------------------------------------- |
---|
| 2 | ! NEMO system team, System and Interface for oceanic RElocable Nesting |
---|
| 3 | !---------------------------------------------------------------------- |
---|
| 4 | ! |
---|
| 5 | ! MODULE: vgrid |
---|
| 6 | ! |
---|
| 7 | ! DESCRIPTION: |
---|
[5037] | 8 | !> @brief This module manage vertical grid. |
---|
[4213] | 9 | !> |
---|
| 10 | !> @details |
---|
[5037] | 11 | !> to set the depth of model levels and the resulting vertical scale |
---|
| 12 | !> factors:<br/> |
---|
| 13 | !> @code |
---|
| 14 | !> CALL vgrid_zgr_z(dd_gdepw(:), dd_gdept(:), dd_e3w(:), dd_e3t(:), |
---|
| 15 | !> dd_ppkth, dd_ppkth2, dd_ppacr, dd_ppacr2, |
---|
| 16 | !> dd_ppdzmin, dd_pphmax, dd_pp_to_be_computed, |
---|
| 17 | !> dd_ppa0, dd_ppa1, dd_ppa2, dd_ppsur) |
---|
| 18 | !> @endcode |
---|
| 19 | !> - dd_gdepw is array of depth value on W point |
---|
| 20 | !> - dd_gdept is array of depth value on T point |
---|
| 21 | !> - dd_e3w is array of vertical mesh size on W point |
---|
| 22 | !> - dd_e3t is array of vertical mesh size on T point |
---|
| 23 | !> - dd_ppkth see NEMO documentation |
---|
| 24 | !> - dd_ppkth2 see NEMO documentation |
---|
| 25 | !> - dd_ppacr see NEMO documentation |
---|
| 26 | !> - dd_ppdzmin see NEMO documentation |
---|
| 27 | !> - dd_pphmax see NEMO documentation |
---|
| 28 | !> - dd_pp_to_be_computed see NEMO documentation |
---|
| 29 | !> - dd_ppa1 see NEMO documentation |
---|
| 30 | !> - dd_ppa2 see NEMO documentation |
---|
| 31 | !> - dd_ppa0 see NEMO documentation |
---|
| 32 | !> - dd_ppsur see NEMO documentation |
---|
| 33 | !> |
---|
[4213] | 34 | !> |
---|
[5037] | 35 | !> to set the depth and vertical scale factor in partial step z-coordinate |
---|
| 36 | !> case:<br/> |
---|
| 37 | !> @code |
---|
| 38 | !> CALL vgrid_zgr_zps(id_mbathy(:,:), dd_bathy(:,:), id_jpkmax, dd_gdepw(:), |
---|
| 39 | !> dd_e3t(:), dd_e3zps_min, dd_e3zps_rat) |
---|
| 40 | !> @endcode |
---|
| 41 | !> - id_mbathy is array of bathymetry level |
---|
| 42 | !> - dd_bathy is array of bathymetry |
---|
| 43 | !> - id_jpkmax is the maximum number of level to be used |
---|
| 44 | !> - dd_gdepw is array of vertical mesh size on W point |
---|
| 45 | !> - dd_e3t is array of vertical mesh size on T point |
---|
| 46 | !> - dd_e3zps_min see NEMO documentation |
---|
| 47 | !> - dd_e3zps_rat see NEMO documentation |
---|
| 48 | !> |
---|
| 49 | !> to check the bathymetry in levels:<br/> |
---|
| 50 | !> @code |
---|
| 51 | !> CALL vgrid_zgr_bat_ctl(id_mbathy, id_jpkmax, id_jpk) |
---|
| 52 | !> @endcode |
---|
| 53 | !> - id_mbathy is array of bathymetry level |
---|
| 54 | !> - id_jpkmax is the maximum number of level to be used |
---|
| 55 | !> - id_jpk is the number of level |
---|
| 56 | !> |
---|
| 57 | !> to compute bathy level in T,U,V,F point from Bathymetry file:<br/> |
---|
| 58 | !> @code |
---|
| 59 | !> tl_level(:)=vgrid_get_level(td_bathy, [cd_namelist,] [td_dom,] [id_nlevel]) |
---|
| 60 | !> @endcode |
---|
| 61 | !> - td_bathy is Bathymetry file structure |
---|
| 62 | !> - cd_namelist is namelist [optional] |
---|
| 63 | !> - td_dom is domain structure [optional] |
---|
| 64 | !> - id_nlevel is number of lelvel to be used [optional] |
---|
| 65 | !> |
---|
[4213] | 66 | !> @author |
---|
| 67 | !> J.Paul |
---|
| 68 | ! REVISION HISTORY: |
---|
[5037] | 69 | !> @date November, 2013 - Initial Version |
---|
| 70 | !> @date Spetember, 2014 |
---|
| 71 | !> - add header |
---|
[6487] | 72 | !> @date June, 2015 - update subroutine with NEMO 3.6 |
---|
[5037] | 73 | !> |
---|
[4213] | 74 | !> @note Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
---|
| 75 | !---------------------------------------------------------------------- |
---|
| 76 | MODULE vgrid |
---|
[5037] | 77 | USE netcdf ! nf90 library |
---|
[4213] | 78 | USE kind ! F90 kind parameter |
---|
| 79 | USE fct ! basic usefull function |
---|
| 80 | USE global ! global parameter |
---|
| 81 | USE phycst ! physical constant |
---|
[5037] | 82 | USE logger ! log file manager |
---|
[4213] | 83 | USE file ! file manager |
---|
| 84 | USE var ! variable manager |
---|
| 85 | USE dim ! dimension manager |
---|
| 86 | USE dom ! domain manager |
---|
[5037] | 87 | USE grid ! grid manager |
---|
[4213] | 88 | USE iom ! I/O manager |
---|
| 89 | USE mpp ! MPP manager |
---|
| 90 | USE iom_mpp ! I/O MPP manager |
---|
| 91 | IMPLICIT NONE |
---|
| 92 | ! NOTE_avoid_public_variables_if_possible |
---|
| 93 | |
---|
| 94 | ! type and variable |
---|
| 95 | |
---|
| 96 | ! function and subroutine |
---|
| 97 | PUBLIC :: vgrid_zgr_z |
---|
| 98 | PUBLIC :: vgrid_zgr_zps |
---|
| 99 | PUBLIC :: vgrid_zgr_bat_ctl |
---|
| 100 | PUBLIC :: vgrid_get_level |
---|
| 101 | |
---|
| 102 | CONTAINS |
---|
| 103 | !------------------------------------------------------------------- |
---|
| 104 | !> @brief This subroutine set the depth of model levels and the resulting |
---|
| 105 | !> vertical scale factors. |
---|
| 106 | ! |
---|
| 107 | !> @details |
---|
| 108 | !> ** Method : z-coordinate system (use in all type of coordinate) |
---|
| 109 | !> The depth of model levels is defined from an analytical |
---|
| 110 | !> function the derivative of which gives the scale factors. |
---|
| 111 | !> both depth and scale factors only depend on k (1d arrays). <\br> |
---|
| 112 | !> w-level: gdepw = fsdep(k) <\br> |
---|
| 113 | !> e3w(k) = dk(fsdep)(k) = fse3(k) <\br> |
---|
| 114 | !> t-level: gdept = fsdep(k+0.5) <\br> |
---|
| 115 | !> e3t(k) = dk(fsdep)(k+0.5) = fse3(k+0.5) <\br> |
---|
| 116 | !> |
---|
| 117 | !> ** Action : - gdept, gdepw : depth of T- and W-point (m) <\br> |
---|
| 118 | !> - e3t, e3w : scale factors at T- and W-levels (m) <\br> |
---|
| 119 | !> |
---|
| 120 | !> @author G. Madec |
---|
[6487] | 121 | !> @date Marsh,2008 - F90: Free form and module |
---|
[4213] | 122 | ! |
---|
| 123 | !> @note Reference : Marti, Madec & Delecluse, 1992, JGR, 97, No8, 12,763-12,766. |
---|
| 124 | !> |
---|
| 125 | !> @param[inout] dd_gdepw |
---|
| 126 | !> @param[inout] dd_gedpt |
---|
| 127 | !> @param[inout] dd_e3w |
---|
| 128 | !> @param[inout] dd_e2t |
---|
| 129 | !> @param[in] dd_ppkth |
---|
| 130 | !> @param[in] dd_ppkth2 |
---|
| 131 | !> @param[in] dd_ppacr |
---|
| 132 | !> @param[in] dd_ppacr2 |
---|
| 133 | !> @param[in] dd_ppdzmin |
---|
| 134 | !> @param[in] dd_pphmax |
---|
| 135 | !> @param[in] dd_pp_to_be_computed |
---|
| 136 | !> @param[in] dd_ppa1 |
---|
| 137 | !> @param[in] dd_ppa2 |
---|
| 138 | !> @param[in] dd_ppa0 |
---|
| 139 | !> @param[in] dd_ppsur |
---|
| 140 | !------------------------------------------------------------------- |
---|
| 141 | SUBROUTINE vgrid_zgr_z( dd_gdepw, dd_gdept, dd_e3w, dd_e3t, & |
---|
[6487] | 142 | & dd_e3w_1d, dd_e3t_1d, & |
---|
[4213] | 143 | & dd_ppkth, dd_ppkth2, dd_ppacr, dd_ppacr2, & |
---|
| 144 | & dd_ppdzmin, dd_pphmax, dd_pp_to_be_computed, & |
---|
| 145 | & dd_ppa0, dd_ppa1, dd_ppa2, dd_ppsur ) |
---|
| 146 | IMPLICIT NONE |
---|
| 147 | ! Argument |
---|
| 148 | REAL(dp), DIMENSION(:), INTENT(INOUT) :: dd_gdepw |
---|
| 149 | REAL(dp), DIMENSION(:), INTENT(INOUT) :: dd_gdept |
---|
| 150 | REAL(dp), DIMENSION(:), INTENT(INOUT) :: dd_e3w |
---|
| 151 | REAL(dp), DIMENSION(:), INTENT(INOUT) :: dd_e3t |
---|
[6487] | 152 | REAL(dp), DIMENSION(:), INTENT(INOUT) :: dd_e3w_1d |
---|
| 153 | REAL(dp), DIMENSION(:), INTENT(INOUT) :: dd_e3t_1d |
---|
[4213] | 154 | |
---|
| 155 | REAL(dp) , INTENT(IN ) :: dd_ppkth |
---|
| 156 | REAL(dp) , INTENT(IN ) :: dd_ppkth2 |
---|
| 157 | REAL(dp) , INTENT(IN ) :: dd_ppacr |
---|
| 158 | REAL(dp) , INTENT(IN ) :: dd_ppacr2 |
---|
| 159 | |
---|
| 160 | REAL(dp) , INTENT(IN ) :: dd_ppdzmin |
---|
| 161 | REAL(dp) , INTENT(IN ) :: dd_pphmax |
---|
| 162 | REAL(dp) , INTENT(IN ) :: dd_pp_to_be_computed |
---|
| 163 | |
---|
| 164 | REAL(dp) , INTENT(IN ) :: dd_ppa0 |
---|
| 165 | REAL(dp) , INTENT(IN ) :: dd_ppa1 |
---|
| 166 | REAL(dp) , INTENT(IN ) :: dd_ppa2 |
---|
| 167 | REAL(dp) , INTENT(IN ) :: dd_ppsur |
---|
| 168 | |
---|
| 169 | ! local variable |
---|
| 170 | REAL(dp) :: dl_zkth |
---|
| 171 | REAL(dp) :: dl_zkth2 |
---|
| 172 | REAL(dp) :: dl_zdzmin |
---|
| 173 | REAL(dp) :: dl_zhmax |
---|
| 174 | REAL(dp) :: dl_zacr |
---|
| 175 | REAL(dp) :: dl_zacr2 |
---|
| 176 | |
---|
| 177 | REAL(dp) :: dl_ppacr |
---|
| 178 | REAL(dp) :: dl_ppacr2 |
---|
| 179 | |
---|
| 180 | REAL(dp) :: dl_za0 |
---|
| 181 | REAL(dp) :: dl_za1 |
---|
| 182 | REAL(dp) :: dl_za2 |
---|
| 183 | REAL(dp) :: dl_zsur |
---|
| 184 | REAL(dp) :: dl_zw |
---|
| 185 | REAL(dp) :: dl_zt |
---|
| 186 | |
---|
| 187 | INTEGER(i4) :: il_jpk |
---|
| 188 | |
---|
| 189 | ! loop indices |
---|
| 190 | INTEGER(i4) :: jk |
---|
| 191 | !---------------------------------------------------------------- |
---|
| 192 | |
---|
| 193 | dl_ppacr = dd_ppacr |
---|
| 194 | IF( dd_ppa1 == 0._dp ) dl_ppacr =1.0 |
---|
| 195 | dl_ppacr2= dd_ppacr2 |
---|
| 196 | IF( dd_ppa2 == 0._dp ) dl_ppacr2=1.0 |
---|
| 197 | |
---|
| 198 | ! Set variables from parameters |
---|
| 199 | ! ------------------------------ |
---|
| 200 | dl_zkth = dd_ppkth ; dl_zacr = dl_ppacr |
---|
| 201 | dl_zdzmin = dd_ppdzmin ; dl_zhmax = dd_pphmax |
---|
| 202 | dl_zkth2 = dd_ppkth2 ; dl_zacr2 = dl_ppacr2 |
---|
| 203 | |
---|
| 204 | il_jpk = SIZE(dd_gdepw(:)) |
---|
| 205 | |
---|
| 206 | ! If ppa1 and ppa0 and ppsur are et to pp_to_be_computed |
---|
| 207 | ! za0, za1, zsur are computed from ppdzmin , pphmax, ppkth, ppacr |
---|
| 208 | ! |
---|
| 209 | IF( dd_ppa1 == dd_pp_to_be_computed .AND. & |
---|
| 210 | & dd_ppa0 == dd_pp_to_be_computed .AND. & |
---|
| 211 | & dd_ppsur == dd_pp_to_be_computed ) THEN |
---|
| 212 | dl_za1 = ( dl_zdzmin - dl_zhmax / REAL((il_jpk-1),dp) ) & |
---|
| 213 | & / ( TANH((1-dl_zkth)/dl_zacr) - dl_zacr/REAL((il_jpk-1),dp) & |
---|
| 214 | & * ( LOG( COSH( (REAL(il_jpk,dp) - dl_zkth) / dl_zacr) ) & |
---|
| 215 | & - LOG( COSH(( 1.0 - dl_zkth) / dl_zacr) ) ) ) |
---|
| 216 | |
---|
| 217 | dl_za0 = dl_zdzmin - dl_za1 * TANH( (1.0-dl_zkth) / dl_zacr ) |
---|
| 218 | dl_zsur = - dl_za0 - dl_za1 * dl_zacr * LOG( COSH( (1-dl_zkth) / dl_zacr ) ) |
---|
| 219 | |
---|
| 220 | ELSE |
---|
| 221 | dl_za1 = dd_ppa1 ; dl_za0 = dd_ppa0 ; dl_zsur = dd_ppsur |
---|
| 222 | dl_za2 = dd_ppa2 |
---|
| 223 | ENDIF |
---|
| 224 | |
---|
| 225 | ! Reference z-coordinate (depth - scale factor at T- and W-points) |
---|
| 226 | ! ====================== |
---|
| 227 | IF( dd_ppkth == 0. )THEN ! uniform vertical grid |
---|
| 228 | |
---|
| 229 | dl_za1 = dl_zhmax/REAL((il_jpk-1),dp) |
---|
| 230 | DO jk = 1, il_jpk |
---|
| 231 | dl_zw = REAL(jk,dp) |
---|
[6487] | 232 | dl_zt = REAL(jk,dp) + 0.5_dp |
---|
[4213] | 233 | dd_gdepw(jk) = ( dl_zw - 1.0 ) * dl_za1 |
---|
| 234 | dd_gdept(jk) = ( dl_zt - 1.0 ) * dl_za1 |
---|
| 235 | dd_e3w (jk) = dl_za1 |
---|
| 236 | dd_e3t (jk) = dl_za1 |
---|
| 237 | END DO |
---|
| 238 | |
---|
| 239 | ELSE |
---|
| 240 | |
---|
| 241 | DO jk = 1, il_jpk |
---|
| 242 | dl_zw = REAL( jk,dp) |
---|
[6487] | 243 | dl_zt = REAL( jk,dp) + 0.5_dp |
---|
[4213] | 244 | dd_gdepw(jk) = ( dl_zsur + dl_za0 * dl_zw + & |
---|
| 245 | & dl_za1 * dl_zacr * LOG( COSH( (dl_zw-dl_zkth)/dl_zacr ) ) + & |
---|
| 246 | & dl_za2 * dl_zacr2* LOG( COSH( (dl_zw-dl_zkth2)/dl_zacr2 ) ) ) |
---|
| 247 | dd_gdept(jk) = ( dl_zsur + dl_za0 * dl_zt + & |
---|
| 248 | & dl_za1 * dl_zacr * LOG( COSH( (dl_zt-dl_zkth)/dl_zacr ) ) + & |
---|
| 249 | & dl_za2 * dl_zacr2* LOG( COSH( (dl_zt-dl_zkth2)/dl_zacr2 ) ) ) |
---|
| 250 | dd_e3w (jk) = dl_za0 + & |
---|
| 251 | & dl_za1 * TANH( (dl_zw-dl_zkth)/dl_zacr ) + & |
---|
| 252 | & dl_za2 * TANH( (dl_zw-dl_zkth2)/dl_zacr2 ) |
---|
| 253 | dd_e3t (jk) = dl_za0 + & |
---|
| 254 | & dl_za1 * TANH( (dl_zt-dl_zkth)/dl_zacr ) + & |
---|
| 255 | & dl_za2 * TANH( (dl_zt-dl_zkth2)/dl_zacr2 ) |
---|
| 256 | END DO |
---|
| 257 | dd_gdepw(1) = 0.e0 ! force first w-level to be exactly at zero |
---|
| 258 | |
---|
| 259 | ENDIF |
---|
| 260 | |
---|
[6487] | 261 | ! need to be like this to compute the pressure gradient with ISF. |
---|
| 262 | ! If not, level beneath the ISF are not aligned (sum(e3t) /= depth) |
---|
| 263 | ! define e3t_0 and e3w_0 as the differences between gdept and gdepw respectively |
---|
| 264 | DO jk = 1, il_jpk-1 |
---|
| 265 | dd_e3t_1d(jk) = dd_gdepw(jk+1)-dd_gdepw(jk) |
---|
| 266 | END DO |
---|
| 267 | dd_e3t_1d(il_jpk) = dd_e3t_1d(il_jpk-1) ! we don't care because this level is masked in NEMO |
---|
| 268 | |
---|
| 269 | DO jk = 2, il_jpk |
---|
| 270 | dd_e3w_1d(jk) = dd_gdept(jk) - dd_gdept(jk-1) |
---|
| 271 | END DO |
---|
| 272 | dd_e3w_1d(1 ) = 2._dp * (dd_gdept(1) - dd_gdepw(1)) |
---|
| 273 | |
---|
[4213] | 274 | ! Control and print |
---|
| 275 | ! ================== |
---|
| 276 | |
---|
| 277 | DO jk = 1, il_jpk |
---|
| 278 | IF( dd_e3w(jk) <= 0. .OR. dd_e3t(jk) <= 0. )then |
---|
[6487] | 279 | CALL logger_debug("VGRID ZGR Z: e3w or e3t <= 0 ") |
---|
[4213] | 280 | ENDIF |
---|
| 281 | |
---|
[6487] | 282 | IF( dd_e3w_1d(jk) <= 0. .OR. dd_e3t_1d(jk) <= 0. )then |
---|
| 283 | CALL logger_debug("VGRID ZGR Z: e3w_1d or e3t_1d <= 0 ") |
---|
| 284 | ENDIF |
---|
| 285 | |
---|
[4213] | 286 | IF( dd_gdepw(jk) < 0. .OR. dd_gdept(jk) < 0. )then |
---|
| 287 | CALL logger_debug("VGRID ZGR Z: gdepw or gdept < 0 ") |
---|
| 288 | ENDIF |
---|
| 289 | END DO |
---|
| 290 | |
---|
| 291 | END SUBROUTINE vgrid_zgr_z |
---|
| 292 | !------------------------------------------------------------------- |
---|
[6487] | 293 | !------------------------------------------------------------------- |
---|
| 294 | SUBROUTINE vgrid_zgr_bat( dd_bathy, dd_gdepw, dd_hmin, dd_fill ) |
---|
| 295 | IMPLICIT NONE |
---|
| 296 | ! Argument |
---|
| 297 | REAL(dp), DIMENSION(:,:), INTENT(INOUT) :: dd_bathy |
---|
| 298 | REAL(dp), DIMENSION(:) , INTENT(IN ) :: dd_gdepw |
---|
| 299 | REAL(dp) , INTENT(IN ) :: dd_hmin |
---|
| 300 | REAL(dp) , INTENT(IN ), OPTIONAL :: dd_fill |
---|
| 301 | |
---|
| 302 | ! local |
---|
| 303 | INTEGER(i4) :: il_jpk |
---|
| 304 | |
---|
| 305 | REAL(dp) :: dl_hmin |
---|
| 306 | REAL(dp) :: dl_fill |
---|
| 307 | |
---|
| 308 | ! loop indices |
---|
| 309 | INTEGER(i4) :: jk |
---|
| 310 | !---------------------------------------------------------------- |
---|
| 311 | il_jpk = SIZE(dd_gdepw(:)) |
---|
| 312 | |
---|
| 313 | dl_fill=0._dp |
---|
| 314 | IF( PRESENT(dd_fill) ) dl_fill=dd_fill |
---|
| 315 | |
---|
| 316 | IF( dd_hmin < 0._dp ) THEN |
---|
| 317 | jk = - INT( dd_hmin ) ! from a nb of level |
---|
| 318 | ELSE |
---|
| 319 | jk = MINLOC( dd_gdepw, mask = dd_gdepw > dd_hmin, dim = 1 ) ! from a depth |
---|
| 320 | ENDIF |
---|
| 321 | |
---|
| 322 | dl_hmin = dd_gdepw(jk+1) ! minimum depth = ik+1 w-levels |
---|
| 323 | WHERE( dd_bathy(:,:) <= 0._wp .OR. dd_bathy(:,:) == dl_fill ) |
---|
| 324 | dd_bathy(:,:) = dl_fill ! min=0 over the lands |
---|
| 325 | ELSE WHERE |
---|
| 326 | dd_bathy(:,:) = MAX( dl_hmin , dd_bathy(:,:) ) ! min=dl_hmin over the oceans |
---|
| 327 | END WHERE |
---|
| 328 | WRITE(*,*) 'Minimum ocean depth: ', dl_hmin, ' minimum number of ocean levels : ', jk |
---|
| 329 | |
---|
| 330 | END SUBROUTINE vgrid_zgr_bat |
---|
| 331 | !------------------------------------------------------------------- |
---|
[4213] | 332 | !> @brief This subroutine set the depth and vertical scale factor in partial step |
---|
| 333 | !> z-coordinate case |
---|
| 334 | ! |
---|
| 335 | !> @details |
---|
| 336 | !> ** Method : Partial steps : computes the 3D vertical scale factors |
---|
| 337 | !> of T-, U-, V-, W-, UW-, VW and F-points that are associated with |
---|
| 338 | !> a partial step representation of bottom topography. |
---|
| 339 | !> |
---|
| 340 | !> The reference depth of model levels is defined from an analytical |
---|
| 341 | !> function the derivative of which gives the reference vertical |
---|
| 342 | !> scale factors. |
---|
[5037] | 343 | !> From depth and scale factors reference, we compute there new value |
---|
[4213] | 344 | !> with partial steps on 3d arrays ( i, j, k ). |
---|
| 345 | !> |
---|
[5037] | 346 | !> w-level: |
---|
| 347 | !> - gdepw_ps(i,j,k) = fsdep(k) |
---|
| 348 | !> - e3w_ps(i,j,k) = dk(fsdep)(k) = fse3(i,j,k) |
---|
| 349 | !> t-level: |
---|
| 350 | !> - gdept_ps(i,j,k) = fsdep(k+0.5) |
---|
| 351 | !> - e3t_ps(i,j,k) = dk(fsdep)(k+0.5) = fse3(i,j,k+0.5) |
---|
[4213] | 352 | !> |
---|
[5037] | 353 | !> With the help of the bathymetric file ( bathymetry_depth_ORCA_R2.nc), |
---|
[4213] | 354 | !> we find the mbathy index of the depth at each grid point. |
---|
| 355 | !> This leads us to three cases: |
---|
[5037] | 356 | !> - bathy = 0 => mbathy = 0 |
---|
| 357 | !> - 1 < mbathy < jpkm1 |
---|
| 358 | !> - bathy > gdepw(jpk) => mbathy = jpkm1 |
---|
[4213] | 359 | !> |
---|
[5037] | 360 | !> Then, for each case, we find the new depth at t- and w- levels |
---|
[4213] | 361 | !> and the new vertical scale factors at t-, u-, v-, w-, uw-, vw- |
---|
| 362 | !> and f-points. |
---|
| 363 | !> |
---|
| 364 | !> This routine is given as an example, it must be modified |
---|
| 365 | !> following the user s desiderata. nevertheless, the output as |
---|
| 366 | !> well as the way to compute the model levels and scale factors |
---|
| 367 | !> must be respected in order to insure second order accuracy |
---|
| 368 | !> schemes. |
---|
| 369 | !> |
---|
[5037] | 370 | !> @warning |
---|
| 371 | !> - gdept, gdepw and e3 are positives |
---|
| 372 | !> - gdept_ps, gdepw_ps and e3_ps are positives |
---|
[4213] | 373 | ! |
---|
| 374 | !> @author A. Bozec, G. Madec |
---|
[6487] | 375 | !> @date February, 2009 - F90: Free form and module |
---|
| 376 | !> @date February, 2009 |
---|
| 377 | !> - A. de Miranda : rigid-lid + islands |
---|
[4213] | 378 | !> |
---|
| 379 | !> @note Reference : Pacanowsky & Gnanadesikan 1997, Mon. Wea. Rev., 126, 3248-3270. |
---|
| 380 | !> |
---|
| 381 | !> @param[inout] id_mbathy |
---|
| 382 | !> @param[inout] dd_bathy |
---|
| 383 | !> @param[inout] id_jpkmax |
---|
| 384 | !> @param[in] dd_gdepw |
---|
| 385 | !> @param[in] dd_e3t |
---|
| 386 | !> @param[in] dd_e3zps_min |
---|
| 387 | !> @param[in] dd_e3zps_rat |
---|
| 388 | !------------------------------------------------------------------- |
---|
| 389 | SUBROUTINE vgrid_zgr_zps( id_mbathy, dd_bathy, id_jpkmax, & |
---|
[6487] | 390 | & dd_gdepw, dd_e3t, & |
---|
| 391 | & dd_e3zps_min, dd_e3zps_rat, & |
---|
| 392 | & dd_fill ) |
---|
[4213] | 393 | IMPLICIT NONE |
---|
| 394 | ! Argument |
---|
| 395 | INTEGER(i4), DIMENSION(:,:), INTENT( OUT) :: id_mbathy |
---|
| 396 | REAL(dp) , DIMENSION(:,:), INTENT(INOUT) :: dd_bathy |
---|
| 397 | INTEGER(i4) , INTENT(INOUT) :: id_jpkmax |
---|
| 398 | REAL(dp) , DIMENSION(:) , INTENT(IN ) :: dd_gdepw |
---|
| 399 | REAL(dp) , DIMENSION(:) , INTENT(IN ) :: dd_e3t |
---|
[6487] | 400 | REAL(dp) , INTENT(IN ) :: dd_e3zps_min |
---|
| 401 | REAL(dp) , INTENT(IN ) :: dd_e3zps_rat |
---|
| 402 | REAL(dp) , INTENT(IN ), OPTIONAL :: dd_fill |
---|
[4213] | 403 | |
---|
| 404 | ! local variable |
---|
| 405 | REAL(dp) :: dl_zmax ! Maximum depth |
---|
[6487] | 406 | !REAL(dp) :: dl_zmin ! Minimum depth |
---|
[4213] | 407 | REAL(dp) :: dl_zdepth ! Ajusted ocean depth to avoid too small e3t |
---|
[6487] | 408 | REAL(dp) :: dl_fill |
---|
[4213] | 409 | |
---|
| 410 | INTEGER(i4) :: il_jpk |
---|
| 411 | INTEGER(i4) :: il_jpkm1 |
---|
| 412 | INTEGER(i4) :: il_jpiglo |
---|
| 413 | INTEGER(i4) :: il_jpjglo |
---|
| 414 | |
---|
| 415 | ! loop indices |
---|
| 416 | INTEGER(i4) :: ji |
---|
| 417 | INTEGER(i4) :: jj |
---|
| 418 | INTEGER(i4) :: jk |
---|
| 419 | !---------------------------------------------------------------- |
---|
| 420 | |
---|
| 421 | il_jpk=SIZE(dd_gdepw(:)) |
---|
| 422 | il_jpiglo=SIZE(id_mbathy(:,:),DIM=1) |
---|
| 423 | il_jpjglo=SIZE(id_mbathy(:,:),DIM=2) |
---|
| 424 | |
---|
[6487] | 425 | dl_fill=0._dp |
---|
| 426 | IF( PRESENT(dd_fill) ) dl_fill=dd_fill |
---|
| 427 | |
---|
[4213] | 428 | ! Initialization of constant |
---|
[6487] | 429 | dl_zmax = dd_gdepw(il_jpk) + dd_e3t(il_jpk) ! maximum depth (i.e. the last ocean level thickness <= 2*e3t_1d(jpkm1) ) |
---|
[4213] | 430 | |
---|
[6487] | 431 | ! bounded value of bathy (min already set at the end of zgr_bat) |
---|
| 432 | WHERE( dd_bathy(:,:) /= dl_fill ) |
---|
| 433 | dd_bathy(:,:) = MIN( dl_zmax , dd_bathy(:,:) ) |
---|
| 434 | END WHERE |
---|
| 435 | |
---|
[4213] | 436 | ! bathymetry in level (from bathy_meter) |
---|
| 437 | ! =================== |
---|
| 438 | il_jpkm1=il_jpk-1 |
---|
| 439 | ! initialize mbathy to the maximum ocean level available |
---|
| 440 | id_mbathy(:,:) = il_jpkm1 |
---|
| 441 | |
---|
| 442 | ! storage of land and island's number (zera and negative values) in mbathy |
---|
| 443 | DO jj = 1, il_jpjglo |
---|
| 444 | DO ji= 1, il_jpiglo |
---|
[6487] | 445 | IF( dd_bathy(ji,jj) <= 0._dp )THEN |
---|
| 446 | id_mbathy(ji,jj) = INT(dd_bathy(ji,jj),i4) |
---|
| 447 | ELSEIF( dd_bathy(ji,jj) == dl_fill )THEN |
---|
| 448 | id_mbathy(ji,jj) = 0_i4 |
---|
[4213] | 449 | ENDIF |
---|
| 450 | END DO |
---|
| 451 | END DO |
---|
| 452 | |
---|
| 453 | ! Compute mbathy for ocean points (i.e. the number of ocean levels) |
---|
| 454 | ! find the number of ocean levels such that the last level thickness |
---|
| 455 | ! is larger than the minimum of e3zps_min and e3zps_rat * e3t (where |
---|
| 456 | ! e3t is the reference level thickness |
---|
| 457 | |
---|
| 458 | DO jk = il_jpkm1, 1, -1 |
---|
| 459 | dl_zdepth = dd_gdepw(jk) + MIN( dd_e3zps_min, dd_e3t(jk)*dd_e3zps_rat ) |
---|
| 460 | |
---|
| 461 | DO jj = 1, il_jpjglo |
---|
| 462 | DO ji = 1, il_jpiglo |
---|
[6487] | 463 | IF( dd_bathy(ji,jj) /= dl_fill )THEN |
---|
| 464 | IF( 0. < dd_bathy(ji,jj) .AND. & |
---|
| 465 | & dd_bathy(ji,jj) <= dl_zdepth ) id_mbathy(ji,jj) = jk-1 |
---|
| 466 | ENDIF |
---|
[4213] | 467 | END DO |
---|
| 468 | END DO |
---|
| 469 | END DO |
---|
| 470 | |
---|
| 471 | ! ================ |
---|
| 472 | ! Bathymetry check |
---|
| 473 | ! ================ |
---|
| 474 | |
---|
| 475 | CALL vgrid_zgr_bat_ctl( id_mbathy, id_jpkmax, il_jpk) |
---|
| 476 | |
---|
| 477 | END SUBROUTINE vgrid_zgr_zps |
---|
| 478 | !------------------------------------------------------------------- |
---|
| 479 | !> @brief This subroutine check the bathymetry in levels |
---|
| 480 | ! |
---|
| 481 | !> @details |
---|
| 482 | !> ** Method : The array mbathy is checked to verified its consistency |
---|
| 483 | !> with the model options. in particular: |
---|
| 484 | !> mbathy must have at least 1 land grid-points (mbathy<=0) |
---|
| 485 | !> along closed boundary. |
---|
| 486 | !> mbathy must be cyclic IF jperio=1. |
---|
| 487 | !> mbathy must be lower or equal to jpk-1. |
---|
| 488 | !> isolated ocean grid points are suppressed from mbathy |
---|
| 489 | !> since they are only connected to remaining |
---|
| 490 | !> ocean through vertical diffusion. |
---|
| 491 | !> C A U T I O N : mbathy will be modified during the initializa- |
---|
| 492 | !> tion phase to become the number of non-zero w-levels of a water |
---|
| 493 | !> column, with a minimum value of 1. |
---|
| 494 | !> |
---|
| 495 | !> ** Action : - update mbathy: level bathymetry (in level index) |
---|
| 496 | !> - update bathy : meter bathymetry (in meters) |
---|
| 497 | |
---|
| 498 | !> @author G.Madec |
---|
[6487] | 499 | !> @date Marsh, 2008 - Original code |
---|
[4213] | 500 | ! |
---|
[5037] | 501 | !> @param[in] id_mbathy |
---|
| 502 | !> @param[in] id_jpkmax |
---|
| 503 | !> @param[in] id_jpk |
---|
[4213] | 504 | !------------------------------------------------------------------- |
---|
| 505 | SUBROUTINE vgrid_zgr_bat_ctl( id_mbathy, id_jpkmax, id_jpk) |
---|
| 506 | IMPLICIT NONE |
---|
| 507 | ! Argument |
---|
| 508 | INTEGER(i4), DIMENSION(:,:), INTENT(INOUT) :: id_mbathy |
---|
| 509 | INTEGER(i4) , INTENT(INOUT) :: id_jpkmax |
---|
| 510 | INTEGER(i4) , INTENT(INOUT) :: id_jpk |
---|
| 511 | |
---|
| 512 | ! local variable |
---|
| 513 | INTEGER(i4) :: il_jpiglo |
---|
| 514 | INTEGER(i4) :: il_jpjglo |
---|
| 515 | |
---|
| 516 | INTEGER(i4) :: il_icompt |
---|
| 517 | INTEGER(i4) :: il_ibtest |
---|
| 518 | INTEGER(i4) :: il_ikmax |
---|
| 519 | INTEGER(i4) :: il_jpkm1 |
---|
| 520 | |
---|
| 521 | INTEGER(i4) :: il_jim |
---|
| 522 | INTEGER(i4) :: il_jip |
---|
| 523 | INTEGER(i4) :: il_jjm |
---|
| 524 | INTEGER(i4) :: il_jjp |
---|
| 525 | |
---|
| 526 | ! loop indices |
---|
| 527 | INTEGER(i4) :: jl |
---|
| 528 | INTEGER(i4) :: ji |
---|
| 529 | INTEGER(i4) :: jj |
---|
| 530 | !---------------------------------------------------------------- |
---|
| 531 | |
---|
| 532 | il_jpiglo=SIZE(id_mbathy(:,:),DIM=1) |
---|
| 533 | il_jpjglo=SIZE(id_mbathy(:,:),DIM=2) |
---|
| 534 | |
---|
| 535 | ! ================ |
---|
| 536 | ! Bathymetry check |
---|
| 537 | ! ================ |
---|
| 538 | |
---|
| 539 | ! suppress isolated ocean grid points' |
---|
| 540 | il_icompt = 0 |
---|
| 541 | |
---|
| 542 | DO jl = 1, 2 |
---|
| 543 | DO jj = 1, il_jpjglo |
---|
| 544 | DO ji = 1, il_jpiglo |
---|
| 545 | il_jim=max(ji-1,1) ; il_jip=min(ji+1,il_jpiglo) |
---|
| 546 | il_jjm=max(jj-1,1) ; il_jjp=min(jj+1,il_jpjglo) |
---|
| 547 | |
---|
| 548 | if(il_jim==ji) il_jim=il_jip ; if(il_jip==ji) il_jip=il_jim |
---|
| 549 | if(il_jjm==jj) il_jjm=il_jjp ; if(il_jjp==jj) il_jjp=il_jjm |
---|
| 550 | |
---|
| 551 | il_ibtest = MAX( id_mbathy(il_jim,jj), id_mbathy(il_jip,jj), & |
---|
| 552 | id_mbathy(ji,il_jjm),id_mbathy(ji,il_jjp) ) |
---|
| 553 | |
---|
| 554 | IF( il_ibtest < id_mbathy(ji,jj) ) THEN |
---|
| 555 | id_mbathy(ji,jj) = il_ibtest |
---|
| 556 | il_icompt = il_icompt + 1 |
---|
| 557 | ENDIF |
---|
| 558 | END DO |
---|
| 559 | END DO |
---|
| 560 | |
---|
| 561 | END DO |
---|
| 562 | IF( il_icompt == 0 ) THEN |
---|
| 563 | CALL logger_info("VGRID ZGR BAT CTL: no isolated ocean grid points") |
---|
| 564 | ELSE |
---|
| 565 | CALL logger_info("VGRID ZGR BAT CTL:"//TRIM(fct_str(il_icompt))//& |
---|
| 566 | & " ocean grid points suppressed") |
---|
| 567 | ENDIF |
---|
| 568 | |
---|
| 569 | id_mbathy(:,:) = MAX( 0, id_mbathy(:,:)) |
---|
| 570 | |
---|
| 571 | ! Number of ocean level inferior or equal to jpkm1 |
---|
| 572 | |
---|
| 573 | il_ikmax = 0 |
---|
| 574 | DO jj = 1, il_jpjglo |
---|
| 575 | DO ji = 1, il_jpiglo |
---|
| 576 | il_ikmax = MAX( il_ikmax, id_mbathy(ji,jj) ) |
---|
| 577 | END DO |
---|
| 578 | END DO |
---|
| 579 | |
---|
| 580 | id_jpkmax=id_jpk |
---|
| 581 | |
---|
| 582 | il_jpkm1=id_jpk-1 |
---|
| 583 | IF( il_ikmax > il_jpkm1 ) THEN |
---|
| 584 | CALL logger_error("VGRID ZGR BAT CTL: maximum number of ocean level = "//& |
---|
| 585 | & TRIM(fct_str(il_ikmax))//" > jpk-1."//& |
---|
| 586 | & " Change jpk to "//TRIM(fct_str(il_ikmax+1))//& |
---|
| 587 | & " to use the exact ead bathymetry" ) |
---|
| 588 | ELSE IF( il_ikmax < il_jpkm1 ) THEN |
---|
| 589 | id_jpkmax=il_ikmax+1 |
---|
| 590 | ENDIF |
---|
| 591 | |
---|
| 592 | END SUBROUTINE vgrid_zgr_bat_ctl |
---|
| 593 | !------------------------------------------------------------------- |
---|
[5037] | 594 | !> @brief This function compute bathy level in T,U,V,F point, and return |
---|
| 595 | !> them as array of variable structure |
---|
[4213] | 596 | ! |
---|
| 597 | !> @details |
---|
[5037] | 598 | !> Bathymetry is read on Bathymetry file, then bathy level is computed |
---|
| 599 | !> on T point, and finally fit to U,V,F point. |
---|
| 600 | !> |
---|
| 601 | !> you could specify :<br/> |
---|
| 602 | !> - namelist where find parameter to set the depth of model levels |
---|
| 603 | !> (default use GLORYS 75 levels parameters) |
---|
| 604 | !> - domain structure to specify on e area to work on |
---|
| 605 | !> - number of level to be used |
---|
| 606 | !> |
---|
[4213] | 607 | !> @author J.Paul |
---|
[6487] | 608 | !> @date November, 2013 - Initial Version |
---|
[4213] | 609 | ! |
---|
[5037] | 610 | !> @param[in] td_bathy Bathymetry file structure |
---|
| 611 | !> @param[in] cd_namelist namelist |
---|
| 612 | !> @param[in] td_dom domain structure |
---|
| 613 | !> @param[in] id_nlevel number of lelvel to be used |
---|
| 614 | !> @return array of level on T,U,V,F point (variable structure) |
---|
[4213] | 615 | !------------------------------------------------------------------- |
---|
| 616 | FUNCTION vgrid_get_level(td_bathy, cd_namelist, td_dom, id_nlevel) |
---|
| 617 | IMPLICIT NONE |
---|
| 618 | ! Argument |
---|
[5037] | 619 | TYPE(TMPP) , INTENT(IN) :: td_bathy |
---|
| 620 | CHARACTER(LEN=*), INTENT(IN), OPTIONAL :: cd_namelist |
---|
[4213] | 621 | TYPE(TDOM) , INTENT(IN), OPTIONAL :: td_dom |
---|
| 622 | INTEGER(i4) , INTENT(IN), OPTIONAL :: id_nlevel |
---|
| 623 | |
---|
| 624 | ! function |
---|
[5037] | 625 | TYPE(TVAR), DIMENSION(ip_npoint) :: vgrid_get_level |
---|
[4213] | 626 | |
---|
| 627 | ! local variable |
---|
| 628 | REAL(dp) , DIMENSION(:) , ALLOCATABLE :: dl_gdepw |
---|
| 629 | REAL(dp) , DIMENSION(:) , ALLOCATABLE :: dl_gdept |
---|
| 630 | REAL(dp) , DIMENSION(:) , ALLOCATABLE :: dl_e3w |
---|
| 631 | REAL(dp) , DIMENSION(:) , ALLOCATABLE :: dl_e3t |
---|
[6487] | 632 | REAL(dp) , DIMENSION(:) , ALLOCATABLE :: dl_e3w_1d |
---|
| 633 | REAL(dp) , DIMENSION(:) , ALLOCATABLE :: dl_e3t_1d |
---|
[4213] | 634 | |
---|
| 635 | INTEGER(i4) :: il_status |
---|
| 636 | INTEGER(i4) :: il_fileid |
---|
| 637 | INTEGER(i4) :: il_jpkmax |
---|
[5037] | 638 | INTEGER(i4), DIMENSION(2,2) :: il_xghost |
---|
[4213] | 639 | INTEGER(i4), DIMENSION(:,:) , ALLOCATABLE :: il_mbathy |
---|
| 640 | INTEGER(i4), DIMENSION(:,:,:,:), ALLOCATABLE :: il_level |
---|
| 641 | |
---|
| 642 | LOGICAL :: ll_exist |
---|
| 643 | |
---|
[5037] | 644 | TYPE(TDIM) , DIMENSION(ip_maxdim) :: tl_dim |
---|
| 645 | |
---|
| 646 | TYPE(TDOM) :: tl_dom |
---|
| 647 | |
---|
| 648 | TYPE(TVAR) :: tl_var |
---|
| 649 | |
---|
| 650 | TYPE(TMPP) :: tl_bathy |
---|
| 651 | |
---|
[4213] | 652 | ! loop indices |
---|
| 653 | INTEGER(i4) :: ji |
---|
| 654 | INTEGER(i4) :: jj |
---|
| 655 | |
---|
| 656 | INTEGER(i4) :: jip |
---|
| 657 | INTEGER(i4) :: jjp |
---|
| 658 | |
---|
| 659 | !namelist (intialise with GLORYS 75 levels parameters) |
---|
| 660 | REAL(dp) :: dn_pp_to_be_computed = 0._dp |
---|
| 661 | REAL(dp) :: dn_ppsur = -3958.951371276829_dp |
---|
| 662 | REAL(dp) :: dn_ppa0 = 103.9530096000000_dp |
---|
| 663 | REAL(dp) :: dn_ppa1 = 2.4159512690000_dp |
---|
| 664 | REAL(dp) :: dn_ppa2 = 100.7609285000000_dp |
---|
| 665 | REAL(dp) :: dn_ppkth = 15.3510137000000_dp |
---|
| 666 | REAL(dp) :: dn_ppkth2 = 48.0298937200000_dp |
---|
| 667 | REAL(dp) :: dn_ppacr = 7.0000000000000_dp |
---|
| 668 | REAL(dp) :: dn_ppacr2 = 13.000000000000_dp |
---|
| 669 | REAL(dp) :: dn_ppdzmin = 6._dp |
---|
| 670 | REAL(dp) :: dn_pphmax = 5750._dp |
---|
| 671 | INTEGER(i4) :: in_nlevel = 75 |
---|
| 672 | |
---|
| 673 | REAL(dp) :: dn_e3zps_min = 25._dp |
---|
| 674 | REAL(dp) :: dn_e3zps_rat = 0.2_dp |
---|
| 675 | !---------------------------------------------------------------- |
---|
| 676 | NAMELIST /namzgr/ & |
---|
| 677 | & dn_pp_to_be_computed, & |
---|
| 678 | & dn_ppsur, & |
---|
| 679 | & dn_ppa0, & |
---|
| 680 | & dn_ppa1, & |
---|
| 681 | & dn_ppa2, & |
---|
| 682 | & dn_ppkth, & |
---|
| 683 | & dn_ppkth2, & |
---|
| 684 | & dn_ppacr, & |
---|
| 685 | & dn_ppacr2, & |
---|
| 686 | & dn_ppdzmin, & |
---|
| 687 | & dn_pphmax, & |
---|
| 688 | & in_nlevel |
---|
| 689 | |
---|
| 690 | NAMELIST /namzps/ & |
---|
| 691 | & dn_e3zps_min, & |
---|
| 692 | & dn_e3zps_rat |
---|
| 693 | !---------------------------------------------------------------- |
---|
| 694 | |
---|
[5037] | 695 | IF( PRESENT(cd_namelist) )THEN |
---|
| 696 | !1- read namelist |
---|
| 697 | INQUIRE(FILE=TRIM(cd_namelist), EXIST=ll_exist) |
---|
| 698 | IF( ll_exist )THEN |
---|
[4213] | 699 | |
---|
[5037] | 700 | il_fileid=fct_getunit() |
---|
[4213] | 701 | |
---|
[5037] | 702 | OPEN( il_fileid, FILE=TRIM(cd_namelist), & |
---|
| 703 | & FORM='FORMATTED', & |
---|
| 704 | & ACCESS='SEQUENTIAL', & |
---|
| 705 | & STATUS='OLD', & |
---|
| 706 | & ACTION='READ', & |
---|
| 707 | & IOSTAT=il_status) |
---|
| 708 | CALL fct_err(il_status) |
---|
| 709 | IF( il_status /= 0 )THEN |
---|
| 710 | CALL logger_fatal("VGRID GET LEVEL: ERROR opening "//& |
---|
| 711 | & TRIM(cd_namelist)) |
---|
| 712 | ENDIF |
---|
[4213] | 713 | |
---|
[5037] | 714 | READ( il_fileid, NML = namzgr ) |
---|
| 715 | READ( il_fileid, NML = namzps ) |
---|
[4213] | 716 | |
---|
[5037] | 717 | CLOSE( il_fileid, IOSTAT=il_status ) |
---|
| 718 | CALL fct_err(il_status) |
---|
| 719 | IF( il_status /= 0 )THEN |
---|
| 720 | CALL logger_error("VGRID GET LEVELL: ERROR closing "//& |
---|
| 721 | & TRIM(cd_namelist)) |
---|
| 722 | ENDIF |
---|
[4213] | 723 | |
---|
[5037] | 724 | ELSE |
---|
[4213] | 725 | |
---|
[5037] | 726 | CALL logger_fatal("VGRID GET LEVEL: ERROR. can not find "//& |
---|
| 727 | & TRIM(cd_namelist)) |
---|
[4213] | 728 | |
---|
[5037] | 729 | ENDIF |
---|
[4213] | 730 | ENDIF |
---|
| 731 | |
---|
[5037] | 732 | ! copy structure |
---|
| 733 | tl_bathy=mpp_copy(td_bathy) |
---|
| 734 | |
---|
| 735 | ! get domain |
---|
[4213] | 736 | IF( PRESENT(td_dom) )THEN |
---|
[5037] | 737 | tl_dom=dom_copy(td_dom) |
---|
[4213] | 738 | ELSE |
---|
| 739 | CALL logger_debug("VGRID GET LEVEL: get dom from "//& |
---|
| 740 | & TRIM(tl_bathy%c_name)) |
---|
| 741 | tl_dom=dom_init(tl_bathy) |
---|
| 742 | ENDIF |
---|
| 743 | |
---|
[5037] | 744 | ! get ghoste cell |
---|
| 745 | il_xghost(:,:)=grid_get_ghost(tl_bathy) |
---|
[4213] | 746 | |
---|
[5037] | 747 | ! open mpp files |
---|
| 748 | CALL iom_dom_open(tl_bathy, tl_dom) |
---|
[4213] | 749 | |
---|
[5037] | 750 | ! check namelist |
---|
[4213] | 751 | IF( PRESENT(id_nlevel) ) in_nlevel=id_nlevel |
---|
| 752 | IF( in_nlevel == 0 )THEN |
---|
| 753 | CALL logger_fatal("VGRID GET LEVEL: number of level to be used "//& |
---|
| 754 | & "is not specify. check namelist.") |
---|
| 755 | ENDIF |
---|
| 756 | |
---|
[5037] | 757 | ! read bathymetry |
---|
| 758 | tl_var=iom_dom_read_var(tl_bathy,'bathymetry',tl_dom) |
---|
| 759 | ! clean |
---|
| 760 | CALL dom_clean(tl_dom) |
---|
[4213] | 761 | |
---|
[5037] | 762 | ! remove ghost cell |
---|
| 763 | CALL grid_del_ghost(tl_var, il_xghost(:,:)) |
---|
| 764 | |
---|
| 765 | ! force _FillValue (land) to be 0 |
---|
[4213] | 766 | WHERE( tl_var%d_value(:,:,1,1) == tl_var%d_fill ) |
---|
| 767 | tl_var%d_value(:,:,1,1)=0 |
---|
| 768 | END WHERE |
---|
| 769 | |
---|
[5037] | 770 | ! clean |
---|
| 771 | CALL iom_dom_close(tl_bathy) |
---|
| 772 | CALL mpp_clean(tl_bathy) |
---|
[4213] | 773 | |
---|
[5037] | 774 | ! compute vertical grid |
---|
[4213] | 775 | ALLOCATE( dl_gdepw(in_nlevel), dl_gdept(in_nlevel) ) |
---|
| 776 | ALLOCATE( dl_e3w(in_nlevel), dl_e3t(in_nlevel) ) |
---|
[6487] | 777 | ALLOCATE( dl_e3w_1d(in_nlevel), dl_e3t_1d(in_nlevel) ) |
---|
[4213] | 778 | CALL vgrid_zgr_z( dl_gdepw(:), dl_gdept(:), dl_e3w(:), dl_e3t(:), & |
---|
[6487] | 779 | & dl_e3w_1d, dl_e3t_1d, & |
---|
[4213] | 780 | & dn_ppkth, dn_ppkth2, dn_ppacr, dn_ppacr2, & |
---|
| 781 | & dn_ppdzmin, dn_pphmax, dn_pp_to_be_computed, & |
---|
| 782 | & dn_ppa0, dn_ppa1, dn_ppa2, dn_ppsur ) |
---|
| 783 | |
---|
[5037] | 784 | ! compute bathy level on T point |
---|
[4213] | 785 | ALLOCATE( il_mbathy(tl_var%t_dim(1)%i_len, & |
---|
| 786 | & tl_var%t_dim(2)%i_len ) ) |
---|
| 787 | CALL vgrid_zgr_zps( il_mbathy(:,:), tl_var%d_value(:,:,1,1), il_jpkmax, & |
---|
| 788 | & dl_gdepw(:), dl_e3t(:), & |
---|
| 789 | & dn_e3zps_min, dn_e3zps_rat ) |
---|
| 790 | |
---|
| 791 | DEALLOCATE( dl_gdepw, dl_gdept ) |
---|
| 792 | DEALLOCATE( dl_e3w, dl_e3t ) |
---|
| 793 | |
---|
[5037] | 794 | ! compute bathy level in T,U,V,F point |
---|
[4213] | 795 | ALLOCATE( il_level(tl_var%t_dim(1)%i_len, & |
---|
| 796 | & tl_var%t_dim(2)%i_len, & |
---|
[5037] | 797 | & ip_npoint,1) ) |
---|
[4213] | 798 | |
---|
| 799 | DO jj=1,tl_var%t_dim(2)%i_len |
---|
| 800 | DO ji= 1,tl_var%t_dim(1)%i_len |
---|
| 801 | |
---|
| 802 | jip=MIN(ji+1,tl_var%t_dim(1)%i_len) |
---|
| 803 | jjp=MIN(jj+1,tl_var%t_dim(2)%i_len) |
---|
| 804 | |
---|
| 805 | ! T point |
---|
| 806 | il_level(ji,jj,jp_T,1)=il_mbathy(ji,jj) |
---|
| 807 | ! U point |
---|
| 808 | il_level(ji,jj,jp_U,1)=MIN( il_mbathy(ji, jj ), il_mbathy(jip, jj )) |
---|
| 809 | ! V point |
---|
| 810 | il_level(ji,jj,jp_V,1)=MIN( il_mbathy(ji, jj ), il_mbathy(ji , jjp)) |
---|
| 811 | ! F point |
---|
| 812 | il_level(ji,jj,jp_F,1)=MIN( il_mbathy(ji, jj ), il_mbathy(jip, jj ), & |
---|
| 813 | & il_mbathy(ji, jjp), il_mbathy(jip, jjp)) |
---|
| 814 | |
---|
| 815 | ENDDO |
---|
| 816 | ENDDO |
---|
| 817 | |
---|
| 818 | DEALLOCATE( il_mbathy ) |
---|
| 819 | |
---|
[5037] | 820 | tl_dim(:)=dim_copy(tl_var%t_dim(:)) |
---|
| 821 | ! clean |
---|
[4213] | 822 | CALL var_clean(tl_var) |
---|
| 823 | |
---|
| 824 | ! only 2 first dimension to be used |
---|
| 825 | tl_dim(3:4)%l_use=.FALSE. |
---|
| 826 | |
---|
[5037] | 827 | vgrid_get_level(jp_T)=var_init( 'tlevel', il_level(:,:,jp_T:jp_T,:), & |
---|
| 828 | & td_dim=tl_dim(:) ) |
---|
| 829 | vgrid_get_level(jp_U)=var_init( 'ulevel', il_level(:,:,jp_U:jp_U,:), & |
---|
| 830 | & td_dim=tl_dim(:)) |
---|
| 831 | vgrid_get_level(jp_V)=var_init( 'vlevel', il_level(:,:,jp_V:jp_V,:), & |
---|
| 832 | & td_dim=tl_dim(:)) |
---|
| 833 | vgrid_get_level(jp_F)=var_init( 'flevel', il_level(:,:,jp_F:jp_F,:), & |
---|
| 834 | & td_dim=tl_dim(:)) |
---|
[4213] | 835 | |
---|
| 836 | DEALLOCATE( il_level ) |
---|
| 837 | |
---|
[5037] | 838 | CALL grid_add_ghost( vgrid_get_level(jp_T), il_xghost(:,:) ) |
---|
| 839 | CALL grid_add_ghost( vgrid_get_level(jp_U), il_xghost(:,:) ) |
---|
| 840 | CALL grid_add_ghost( vgrid_get_level(jp_V), il_xghost(:,:) ) |
---|
| 841 | CALL grid_add_ghost( vgrid_get_level(jp_F), il_xghost(:,:) ) |
---|
[4213] | 842 | |
---|
[5037] | 843 | ! clean |
---|
| 844 | CALL dim_clean(tl_dim(:)) |
---|
[4213] | 845 | |
---|
| 846 | END FUNCTION vgrid_get_level |
---|
| 847 | END MODULE vgrid |
---|
| 848 | |
---|