Changeset 6827 for branches/2016/dev_r6409_SIMPLIF_2_usrdef_tools/NEMOGCM/NEMO/OPA_SRC/DOM/domvvl.F90
- Timestamp:
- 2016-08-01T15:37:15+02:00 (8 years ago)
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branches/2016/dev_r6409_SIMPLIF_2_usrdef_tools/NEMOGCM/NEMO/OPA_SRC/DOM/domvvl.F90
r6351 r6827 22 22 USE phycst ! physical constant 23 23 USE dom_oce ! ocean space and time domain 24 USE sbc_oce ! ocean surface boundary condition25 USE wet_dry ! wetting and drying26 USE restart ! ocean restart27 24 ! 28 25 USE in_out_manager ! I/O manager … … 37 34 38 35 PUBLIC dom_vvl_init ! called by domain.F90 39 PUBLIC dom_vvl_sf_nxt ! called by step.F9040 PUBLIC dom_vvl_sf_swp ! called by step.F9041 PUBLIC dom_vvl_interpol ! called by dynnxt.F9042 36 43 37 ! !!* Namelist nam_vvl … … 133 127 ! 134 128 ! ! Read or initialize e3t_(b/n), tilde_e3t_(b/n) and hdiv_lf 135 CALL dom_vvl_rst( nit000, 'READ' )136 129 e3t_a(:,:,jpk) = e3t_0(:,:,jpk) ! last level always inside the sea floor set one for all 137 130 ! … … 246 239 247 240 248 SUBROUTINE dom_vvl_sf_nxt( kt, kcall )249 !!----------------------------------------------------------------------250 !! *** ROUTINE dom_vvl_sf_nxt ***251 !!252 !! ** Purpose : - compute the after scale factors used in tra_zdf, dynnxt,253 !! tranxt and dynspg routines254 !!255 !! ** Method : - z_star case: Repartition of ssh INCREMENT proportionnaly to the level thickness.256 !! - z_tilde_case: after scale factor increment =257 !! high frequency part of horizontal divergence258 !! + retsoring towards the background grid259 !! + thickness difusion260 !! Then repartition of ssh INCREMENT proportionnaly261 !! to the "baroclinic" level thickness.262 !!263 !! ** Action : - hdiv_lf : restoring towards full baroclinic divergence in z_tilde case264 !! - tilde_e3t_a: after increment of vertical scale factor265 !! in z_tilde case266 !! - e3(t/u/v)_a267 !!268 !! Reference : Leclair, M., and Madec, G. 2011, Ocean Modelling.269 !!----------------------------------------------------------------------270 INTEGER, INTENT( in ) :: kt ! time step271 INTEGER, INTENT( in ), OPTIONAL :: kcall ! optional argument indicating call sequence272 !273 INTEGER :: ji, jj, jk ! dummy loop indices274 INTEGER , DIMENSION(3) :: ijk_max, ijk_min ! temporary integers275 REAL(wp) :: z2dt, z_tmin, z_tmax ! local scalars276 LOGICAL :: ll_do_bclinic ! local logical277 REAL(wp), POINTER, DIMENSION(:,:,:) :: ze3t278 REAL(wp), POINTER, DIMENSION(:,: ) :: zht, z_scale, zwu, zwv, zhdiv279 !!----------------------------------------------------------------------280 !281 IF( ln_linssh ) RETURN ! No calculation in linear free surface282 !283 IF( nn_timing == 1 ) CALL timing_start('dom_vvl_sf_nxt')284 !285 CALL wrk_alloc( jpi,jpj,zht, z_scale, zwu, zwv, zhdiv )286 CALL wrk_alloc( jpi,jpj,jpk, ze3t )287 288 IF( kt == nit000 ) THEN289 IF(lwp) WRITE(numout,*)290 IF(lwp) WRITE(numout,*) 'dom_vvl_sf_nxt : compute after scale factors'291 IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~'292 ENDIF293 294 ll_do_bclinic = .TRUE.295 IF( PRESENT(kcall) ) THEN296 IF( kcall == 2 .AND. ln_vvl_ztilde ) ll_do_bclinic = .FALSE.297 ENDIF298 299 ! ******************************* !300 ! After acale factors at t-points !301 ! ******************************* !302 ! ! --------------------------------------------- !303 ! ! z_star coordinate and barotropic z-tilde part !304 ! ! --------------------------------------------- !305 !306 z_scale(:,:) = ( ssha(:,:) - sshb(:,:) ) * ssmask(:,:) / ( ht_0(:,:) + sshn(:,:) + 1. - ssmask(:,:) )307 DO jk = 1, jpkm1308 ! formally this is the same as e3t_a = e3t_0*(1+ssha/ht_0)309 e3t_a(:,:,jk) = e3t_b(:,:,jk) + e3t_n(:,:,jk) * z_scale(:,:) * tmask(:,:,jk)310 END DO311 !312 IF( ln_vvl_ztilde .OR. ln_vvl_layer .AND. ll_do_bclinic ) THEN ! z_tilde or layer coordinate !313 ! ! ------baroclinic part------ !314 ! I - initialization315 ! ==================316 317 ! 1 - barotropic divergence318 ! -------------------------319 zhdiv(:,:) = 0._wp320 zht(:,:) = 0._wp321 DO jk = 1, jpkm1322 zhdiv(:,:) = zhdiv(:,:) + e3t_n(:,:,jk) * hdivn(:,:,jk)323 zht (:,:) = zht (:,:) + e3t_n(:,:,jk) * tmask(:,:,jk)324 END DO325 zhdiv(:,:) = zhdiv(:,:) / ( zht(:,:) + 1. - tmask_i(:,:) )326 327 ! 2 - Low frequency baroclinic horizontal divergence (z-tilde case only)328 ! --------------------------------------------------329 IF( ln_vvl_ztilde ) THEN330 IF( kt > nit000 ) THEN331 DO jk = 1, jpkm1332 hdiv_lf(:,:,jk) = hdiv_lf(:,:,jk) - rdt * frq_rst_hdv(:,:) &333 & * ( hdiv_lf(:,:,jk) - e3t_n(:,:,jk) * ( hdivn(:,:,jk) - zhdiv(:,:) ) )334 END DO335 ENDIF336 ENDIF337 338 ! II - after z_tilde increments of vertical scale factors339 ! =======================================================340 tilde_e3t_a(:,:,:) = 0._wp ! tilde_e3t_a used to store tendency terms341 342 ! 1 - High frequency divergence term343 ! ----------------------------------344 IF( ln_vvl_ztilde ) THEN ! z_tilde case345 DO jk = 1, jpkm1346 tilde_e3t_a(:,:,jk) = tilde_e3t_a(:,:,jk) - ( e3t_n(:,:,jk) * ( hdivn(:,:,jk) - zhdiv(:,:) ) - hdiv_lf(:,:,jk) )347 END DO348 ELSE ! layer case349 DO jk = 1, jpkm1350 tilde_e3t_a(:,:,jk) = tilde_e3t_a(:,:,jk) - e3t_n(:,:,jk) * ( hdivn(:,:,jk) - zhdiv(:,:) ) * tmask(:,:,jk)351 END DO352 ENDIF353 354 ! 2 - Restoring term (z-tilde case only)355 ! ------------------356 IF( ln_vvl_ztilde ) THEN357 DO jk = 1, jpk358 tilde_e3t_a(:,:,jk) = tilde_e3t_a(:,:,jk) - frq_rst_e3t(:,:) * tilde_e3t_b(:,:,jk)359 END DO360 ENDIF361 362 ! 3 - Thickness diffusion term363 ! ----------------------------364 zwu(:,:) = 0._wp365 zwv(:,:) = 0._wp366 DO jk = 1, jpkm1 ! a - first derivative: diffusive fluxes367 DO jj = 1, jpjm1368 DO ji = 1, fs_jpim1 ! vector opt.369 un_td(ji,jj,jk) = rn_ahe3 * umask(ji,jj,jk) * e2_e1u(ji,jj) &370 & * ( tilde_e3t_b(ji,jj,jk) - tilde_e3t_b(ji+1,jj ,jk) )371 vn_td(ji,jj,jk) = rn_ahe3 * vmask(ji,jj,jk) * e1_e2v(ji,jj) &372 & * ( tilde_e3t_b(ji,jj,jk) - tilde_e3t_b(ji ,jj+1,jk) )373 zwu(ji,jj) = zwu(ji,jj) + un_td(ji,jj,jk)374 zwv(ji,jj) = zwv(ji,jj) + vn_td(ji,jj,jk)375 END DO376 END DO377 END DO378 DO jj = 1, jpj ! b - correction for last oceanic u-v points379 DO ji = 1, jpi380 un_td(ji,jj,mbku(ji,jj)) = un_td(ji,jj,mbku(ji,jj)) - zwu(ji,jj)381 vn_td(ji,jj,mbkv(ji,jj)) = vn_td(ji,jj,mbkv(ji,jj)) - zwv(ji,jj)382 END DO383 END DO384 DO jk = 1, jpkm1 ! c - second derivative: divergence of diffusive fluxes385 DO jj = 2, jpjm1386 DO ji = fs_2, fs_jpim1 ! vector opt.387 tilde_e3t_a(ji,jj,jk) = tilde_e3t_a(ji,jj,jk) + ( un_td(ji-1,jj ,jk) - un_td(ji,jj,jk) &388 & + vn_td(ji ,jj-1,jk) - vn_td(ji,jj,jk) &389 & ) * r1_e1e2t(ji,jj)390 END DO391 END DO392 END DO393 ! ! d - thickness diffusion transport: boundary conditions394 ! (stored for tracer advction and continuity equation)395 CALL lbc_lnk( un_td , 'U' , -1._wp)396 CALL lbc_lnk( vn_td , 'V' , -1._wp)397 398 ! 4 - Time stepping of baroclinic scale factors399 ! ---------------------------------------------400 ! Leapfrog time stepping401 ! ~~~~~~~~~~~~~~~~~~~~~~402 IF( neuler == 0 .AND. kt == nit000 ) THEN403 z2dt = rdt404 ELSE405 z2dt = 2.0_wp * rdt406 ENDIF407 CALL lbc_lnk( tilde_e3t_a(:,:,:), 'T', 1._wp )408 tilde_e3t_a(:,:,:) = tilde_e3t_b(:,:,:) + z2dt * tmask(:,:,:) * tilde_e3t_a(:,:,:)409 410 ! Maximum deformation control411 ! ~~~~~~~~~~~~~~~~~~~~~~~~~~~412 ze3t(:,:,jpk) = 0._wp413 DO jk = 1, jpkm1414 ze3t(:,:,jk) = tilde_e3t_a(:,:,jk) / e3t_0(:,:,jk) * tmask(:,:,jk) * tmask_i(:,:)415 END DO416 z_tmax = MAXVAL( ze3t(:,:,:) )417 IF( lk_mpp ) CALL mpp_max( z_tmax ) ! max over the global domain418 z_tmin = MINVAL( ze3t(:,:,:) )419 IF( lk_mpp ) CALL mpp_min( z_tmin ) ! min over the global domain420 ! - ML - test: for the moment, stop simulation for too large e3_t variations421 IF( ( z_tmax > rn_zdef_max ) .OR. ( z_tmin < - rn_zdef_max ) ) THEN422 IF( lk_mpp ) THEN423 CALL mpp_maxloc( ze3t, tmask, z_tmax, ijk_max(1), ijk_max(2), ijk_max(3) )424 CALL mpp_minloc( ze3t, tmask, z_tmin, ijk_min(1), ijk_min(2), ijk_min(3) )425 ELSE426 ijk_max = MAXLOC( ze3t(:,:,:) )427 ijk_max(1) = ijk_max(1) + nimpp - 1428 ijk_max(2) = ijk_max(2) + njmpp - 1429 ijk_min = MINLOC( ze3t(:,:,:) )430 ijk_min(1) = ijk_min(1) + nimpp - 1431 ijk_min(2) = ijk_min(2) + njmpp - 1432 ENDIF433 IF (lwp) THEN434 WRITE(numout, *) 'MAX( tilde_e3t_a(:,:,:) / e3t_0(:,:,:) ) =', z_tmax435 WRITE(numout, *) 'at i, j, k=', ijk_max436 WRITE(numout, *) 'MIN( tilde_e3t_a(:,:,:) / e3t_0(:,:,:) ) =', z_tmin437 WRITE(numout, *) 'at i, j, k=', ijk_min438 CALL ctl_warn('MAX( ABS( tilde_e3t_a(:,:,:) ) / e3t_0(:,:,:) ) too high')439 ENDIF440 ENDIF441 ! - ML - end test442 ! - ML - Imposing these limits will cause a baroclinicity error which is corrected for below443 tilde_e3t_a(:,:,:) = MIN( tilde_e3t_a(:,:,:), rn_zdef_max * e3t_0(:,:,:) )444 tilde_e3t_a(:,:,:) = MAX( tilde_e3t_a(:,:,:), - rn_zdef_max * e3t_0(:,:,:) )445 446 !447 ! "tilda" change in the after scale factor448 ! ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~449 DO jk = 1, jpkm1450 dtilde_e3t_a(:,:,jk) = tilde_e3t_a(:,:,jk) - tilde_e3t_b(:,:,jk)451 END DO452 ! III - Barotropic repartition of the sea surface height over the baroclinic profile453 ! ==================================================================================454 ! add ( ssh increment + "baroclinicity error" ) proportionly to e3t(n)455 ! - ML - baroclinicity error should be better treated in the future456 ! i.e. locally and not spread over the water column.457 ! (keep in mind that the idea is to reduce Eulerian velocity as much as possible)458 zht(:,:) = 0.459 DO jk = 1, jpkm1460 zht(:,:) = zht(:,:) + tilde_e3t_a(:,:,jk) * tmask(:,:,jk)461 END DO462 z_scale(:,:) = - zht(:,:) / ( ht_0(:,:) + sshn(:,:) + 1. - ssmask(:,:) )463 DO jk = 1, jpkm1464 dtilde_e3t_a(:,:,jk) = dtilde_e3t_a(:,:,jk) + e3t_n(:,:,jk) * z_scale(:,:) * tmask(:,:,jk)465 END DO466 467 ENDIF468 469 IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN ! z_tilde or layer coordinate !470 ! ! ---baroclinic part--------- !471 DO jk = 1, jpkm1472 e3t_a(:,:,jk) = e3t_a(:,:,jk) + dtilde_e3t_a(:,:,jk) * tmask(:,:,jk)473 END DO474 ENDIF475 476 IF( ln_vvl_dbg .AND. .NOT. ll_do_bclinic ) THEN ! - ML - test: control prints for debuging477 !478 IF( lwp ) WRITE(numout, *) 'kt =', kt479 IF ( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN480 z_tmax = MAXVAL( tmask(:,:,1) * tmask_i(:,:) * ABS( zht(:,:) ) )481 IF( lk_mpp ) CALL mpp_max( z_tmax ) ! max over the global domain482 IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(SUM(tilde_e3t_a))) =', z_tmax483 END IF484 !485 zht(:,:) = 0.0_wp486 DO jk = 1, jpkm1487 zht(:,:) = zht(:,:) + e3t_n(:,:,jk) * tmask(:,:,jk)488 END DO489 z_tmax = MAXVAL( tmask(:,:,1) * tmask_i(:,:) * ABS( ht_0(:,:) + sshn(:,:) - zht(:,:) ) )490 IF( lk_mpp ) CALL mpp_max( z_tmax ) ! max over the global domain491 IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(ht_0+sshn-SUM(e3t_n))) =', z_tmax492 !493 zht(:,:) = 0.0_wp494 DO jk = 1, jpkm1495 zht(:,:) = zht(:,:) + e3t_a(:,:,jk) * tmask(:,:,jk)496 END DO497 z_tmax = MAXVAL( tmask(:,:,1) * tmask_i(:,:) * ABS( ht_0(:,:) + ssha(:,:) - zht(:,:) ) )498 IF( lk_mpp ) CALL mpp_max( z_tmax ) ! max over the global domain499 IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(ht_0+ssha-SUM(e3t_a))) =', z_tmax500 !501 zht(:,:) = 0.0_wp502 DO jk = 1, jpkm1503 zht(:,:) = zht(:,:) + e3t_b(:,:,jk) * tmask(:,:,jk)504 END DO505 z_tmax = MAXVAL( tmask(:,:,1) * tmask_i(:,:) * ABS( ht_0(:,:) + sshb(:,:) - zht(:,:) ) )506 IF( lk_mpp ) CALL mpp_max( z_tmax ) ! max over the global domain507 IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(ht_0+sshb-SUM(e3t_b))) =', z_tmax508 !509 z_tmax = MAXVAL( tmask(:,:,1) * ABS( sshb(:,:) ) )510 IF( lk_mpp ) CALL mpp_max( z_tmax ) ! max over the global domain511 IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(sshb))) =', z_tmax512 !513 z_tmax = MAXVAL( tmask(:,:,1) * ABS( sshn(:,:) ) )514 IF( lk_mpp ) CALL mpp_max( z_tmax ) ! max over the global domain515 IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(sshn))) =', z_tmax516 !517 z_tmax = MAXVAL( tmask(:,:,1) * ABS( ssha(:,:) ) )518 IF( lk_mpp ) CALL mpp_max( z_tmax ) ! max over the global domain519 IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(ssha))) =', z_tmax520 END IF521 522 ! *********************************** !523 ! After scale factors at u- v- points !524 ! *********************************** !525 526 CALL dom_vvl_interpol( e3t_a(:,:,:), e3u_a(:,:,:), 'U' )527 CALL dom_vvl_interpol( e3t_a(:,:,:), e3v_a(:,:,:), 'V' )528 529 ! *********************************** !530 ! After depths at u- v points !531 ! *********************************** !532 533 hu_a(:,:) = e3u_a(:,:,1) * umask(:,:,1)534 hv_a(:,:) = e3v_a(:,:,1) * vmask(:,:,1)535 DO jk = 2, jpkm1536 hu_a(:,:) = hu_a(:,:) + e3u_a(:,:,jk) * umask(:,:,jk)537 hv_a(:,:) = hv_a(:,:) + e3v_a(:,:,jk) * vmask(:,:,jk)538 END DO539 ! ! Inverse of the local depth540 !!gm BUG ? don't understand the use of umask_i here .....541 r1_hu_a(:,:) = ssumask(:,:) / ( hu_a(:,:) + 1._wp - ssumask(:,:) )542 r1_hv_a(:,:) = ssvmask(:,:) / ( hv_a(:,:) + 1._wp - ssvmask(:,:) )543 !544 CALL wrk_dealloc( jpi,jpj, zht, z_scale, zwu, zwv, zhdiv )545 CALL wrk_dealloc( jpi,jpj,jpk, ze3t )546 !547 IF( nn_timing == 1 ) CALL timing_stop('dom_vvl_sf_nxt')548 !549 END SUBROUTINE dom_vvl_sf_nxt550 551 552 SUBROUTINE dom_vvl_sf_swp( kt )553 !!----------------------------------------------------------------------554 !! *** ROUTINE dom_vvl_sf_swp ***555 !!556 !! ** Purpose : compute time filter and swap of scale factors557 !! compute all depths and related variables for next time step558 !! write outputs and restart file559 !!560 !! ** Method : - swap of e3t with trick for volume/tracer conservation561 !! - reconstruct scale factor at other grid points (interpolate)562 !! - recompute depths and water height fields563 !!564 !! ** Action : - e3t_(b/n), tilde_e3t_(b/n) and e3(u/v)_n ready for next time step565 !! - Recompute:566 !! e3(u/v)_b567 !! e3w_n568 !! e3(u/v)w_b569 !! e3(u/v)w_n570 !! gdept_n, gdepw_n and gde3w_n571 !! h(u/v) and h(u/v)r572 !!573 !! Reference : Leclair, M., and G. Madec, 2009, Ocean Modelling.574 !! Leclair, M., and G. Madec, 2011, Ocean Modelling.575 !!----------------------------------------------------------------------576 INTEGER, INTENT( in ) :: kt ! time step577 !578 INTEGER :: ji, jj, jk ! dummy loop indices579 REAL(wp) :: zcoef ! local scalar580 !!----------------------------------------------------------------------581 !582 IF( ln_linssh ) RETURN ! No calculation in linear free surface583 !584 IF( nn_timing == 1 ) CALL timing_start('dom_vvl_sf_swp')585 !586 IF( kt == nit000 ) THEN587 IF(lwp) WRITE(numout,*)588 IF(lwp) WRITE(numout,*) 'dom_vvl_sf_swp : - time filter and swap of scale factors'589 IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~ - interpolate scale factors and compute depths for next time step'590 ENDIF591 !592 ! Time filter and swap of scale factors593 ! =====================================594 ! - ML - e3(t/u/v)_b are allready computed in dynnxt.595 IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN596 IF( neuler == 0 .AND. kt == nit000 ) THEN597 tilde_e3t_b(:,:,:) = tilde_e3t_n(:,:,:)598 ELSE599 tilde_e3t_b(:,:,:) = tilde_e3t_n(:,:,:) &600 & + atfp * ( tilde_e3t_b(:,:,:) - 2.0_wp * tilde_e3t_n(:,:,:) + tilde_e3t_a(:,:,:) )601 ENDIF602 tilde_e3t_n(:,:,:) = tilde_e3t_a(:,:,:)603 ENDIF604 gdept_b(:,:,:) = gdept_n(:,:,:)605 gdepw_b(:,:,:) = gdepw_n(:,:,:)606 607 e3t_n(:,:,:) = e3t_a(:,:,:)608 e3u_n(:,:,:) = e3u_a(:,:,:)609 e3v_n(:,:,:) = e3v_a(:,:,:)610 611 ! Compute all missing vertical scale factor and depths612 ! ====================================================613 ! Horizontal scale factor interpolations614 ! --------------------------------------615 ! - ML - e3u_b and e3v_b are allready computed in dynnxt616 ! - JC - hu_b, hv_b, hur_b, hvr_b also617 618 CALL dom_vvl_interpol( e3u_n(:,:,:), e3f_n(:,:,:), 'F' )619 620 ! Vertical scale factor interpolations621 CALL dom_vvl_interpol( e3t_n(:,:,:), e3w_n(:,:,:), 'W' )622 CALL dom_vvl_interpol( e3u_n(:,:,:), e3uw_n(:,:,:), 'UW' )623 CALL dom_vvl_interpol( e3v_n(:,:,:), e3vw_n(:,:,:), 'VW' )624 CALL dom_vvl_interpol( e3t_b(:,:,:), e3w_b(:,:,:), 'W' )625 CALL dom_vvl_interpol( e3u_b(:,:,:), e3uw_b(:,:,:), 'UW' )626 CALL dom_vvl_interpol( e3v_b(:,:,:), e3vw_b(:,:,:), 'VW' )627 628 ! t- and w- points depth (set the isf depth as it is in the initial step)629 gdept_n(:,:,1) = 0.5_wp * e3w_n(:,:,1)630 gdepw_n(:,:,1) = 0.0_wp631 gde3w_n(:,:,1) = gdept_n(:,:,1) - sshn(:,:)632 DO jk = 2, jpk633 DO jj = 1,jpj634 DO ji = 1,jpi635 ! zcoef = (tmask(ji,jj,jk) - wmask(ji,jj,jk)) ! 0 everywhere tmask = wmask, ie everywhere expect at jk = mikt636 ! 1 for jk = mikt637 zcoef = (tmask(ji,jj,jk) - wmask(ji,jj,jk))638 gdepw_n(ji,jj,jk) = gdepw_n(ji,jj,jk-1) + e3t_n(ji,jj,jk-1)639 gdept_n(ji,jj,jk) = zcoef * ( gdepw_n(ji,jj,jk ) + 0.5 * e3w_n(ji,jj,jk) ) &640 & + (1-zcoef) * ( gdept_n(ji,jj,jk-1) + e3w_n(ji,jj,jk) )641 gde3w_n(ji,jj,jk) = gdept_n(ji,jj,jk) - sshn(ji,jj)642 END DO643 END DO644 END DO645 646 ! Local depth and Inverse of the local depth of the water647 ! -------------------------------------------------------648 hu_n(:,:) = hu_a(:,:) ; r1_hu_n(:,:) = r1_hu_a(:,:)649 hv_n(:,:) = hv_a(:,:) ; r1_hv_n(:,:) = r1_hv_a(:,:)650 !651 ht_n(:,:) = e3t_n(:,:,1) * tmask(:,:,1)652 DO jk = 2, jpkm1653 ht_n(:,:) = ht_n(:,:) + e3t_n(:,:,jk) * tmask(:,:,jk)654 END DO655 656 ! write restart file657 ! ==================658 IF( lrst_oce ) CALL dom_vvl_rst( kt, 'WRITE' )659 !660 IF( nn_timing == 1 ) CALL timing_stop('dom_vvl_sf_swp')661 !662 END SUBROUTINE dom_vvl_sf_swp663 664 665 241 SUBROUTINE dom_vvl_interpol( pe3_in, pe3_out, pout ) 666 242 !!--------------------------------------------------------------------- … … 684 260 IF( nn_timing == 1 ) CALL timing_start('dom_vvl_interpol') 685 261 ! 686 IF(ln_wd) THEN 687 zlnwd = 1.0_wp 688 ELSE 689 zlnwd = 0.0_wp 690 END IF 262 zlnwd = 0.0_wp 691 263 ! 692 264 SELECT CASE ( pout ) !== type of interpolation ==! … … 772 344 ! 773 345 END SUBROUTINE dom_vvl_interpol 774 775 776 SUBROUTINE dom_vvl_rst( kt, cdrw )777 !!---------------------------------------------------------------------778 !! *** ROUTINE dom_vvl_rst ***779 !!780 !! ** Purpose : Read or write VVL file in restart file781 !!782 !! ** Method : use of IOM library783 !! if the restart does not contain vertical scale factors,784 !! they are set to the _0 values785 !! if the restart does not contain vertical scale factors increments (z_tilde),786 !! they are set to 0.787 !!----------------------------------------------------------------------788 INTEGER , INTENT(in) :: kt ! ocean time-step789 CHARACTER(len=*), INTENT(in) :: cdrw ! "READ"/"WRITE" flag790 !791 INTEGER :: ji, jj, jk792 INTEGER :: id1, id2, id3, id4, id5 ! local integers793 !!----------------------------------------------------------------------794 !795 IF( nn_timing == 1 ) CALL timing_start('dom_vvl_rst')796 IF( TRIM(cdrw) == 'READ' ) THEN ! Read/initialise797 ! ! ===============798 IF( ln_rstart ) THEN !* Read the restart file799 CALL rst_read_open ! open the restart file if necessary800 CALL iom_get( numror, jpdom_autoglo, 'sshn' , sshn )801 !802 id1 = iom_varid( numror, 'e3t_b', ldstop = .FALSE. )803 id2 = iom_varid( numror, 'e3t_n', ldstop = .FALSE. )804 id3 = iom_varid( numror, 'tilde_e3t_b', ldstop = .FALSE. )805 id4 = iom_varid( numror, 'tilde_e3t_n', ldstop = .FALSE. )806 id5 = iom_varid( numror, 'hdiv_lf', ldstop = .FALSE. )807 ! ! --------- !808 ! ! all cases !809 ! ! --------- !810 IF( MIN( id1, id2 ) > 0 ) THEN ! all required arrays exist811 CALL iom_get( numror, jpdom_autoglo, 'e3t_b', e3t_b(:,:,:) )812 CALL iom_get( numror, jpdom_autoglo, 'e3t_n', e3t_n(:,:,:) )813 ! needed to restart if land processor not computed814 IF(lwp) write(numout,*) 'dom_vvl_rst : e3t_b and e3t_n found in restart files'815 WHERE ( tmask(:,:,:) == 0.0_wp )816 e3t_n(:,:,:) = e3t_0(:,:,:)817 e3t_b(:,:,:) = e3t_0(:,:,:)818 END WHERE819 IF( neuler == 0 ) THEN820 e3t_b(:,:,:) = e3t_n(:,:,:)821 ENDIF822 ELSE IF( id1 > 0 ) THEN823 IF(lwp) write(numout,*) 'dom_vvl_rst WARNING : e3t_n not found in restart files'824 IF(lwp) write(numout,*) 'e3t_n set equal to e3t_b.'825 IF(lwp) write(numout,*) 'neuler is forced to 0'826 CALL iom_get( numror, jpdom_autoglo, 'e3t_b', e3t_b(:,:,:) )827 e3t_n(:,:,:) = e3t_b(:,:,:)828 neuler = 0829 ELSE IF( id2 > 0 ) THEN830 IF(lwp) write(numout,*) 'dom_vvl_rst WARNING : e3t_b not found in restart files'831 IF(lwp) write(numout,*) 'e3t_b set equal to e3t_n.'832 IF(lwp) write(numout,*) 'neuler is forced to 0'833 CALL iom_get( numror, jpdom_autoglo, 'e3t_n', e3t_n(:,:,:) )834 e3t_b(:,:,:) = e3t_n(:,:,:)835 neuler = 0836 ELSE837 IF(lwp) write(numout,*) 'dom_vvl_rst WARNING : e3t_n not found in restart file'838 IF(lwp) write(numout,*) 'Compute scale factor from sshn'839 IF(lwp) write(numout,*) 'neuler is forced to 0'840 DO jk = 1, jpk841 e3t_n(:,:,jk) = e3t_0(:,:,jk) * ( ht_0(:,:) + sshn(:,:) ) &842 & / ( ht_0(:,:) + 1._wp - ssmask(:,:) ) * tmask(:,:,jk) &843 & + e3t_0(:,:,jk) * (1._wp -tmask(:,:,jk))844 END DO845 e3t_b(:,:,:) = e3t_n(:,:,:)846 neuler = 0847 ENDIF848 ! ! ----------- !849 IF( ln_vvl_zstar ) THEN ! z_star case !850 ! ! ----------- !851 IF( MIN( id3, id4 ) > 0 ) THEN852 CALL ctl_stop( 'dom_vvl_rst: z_star cannot restart from a z_tilde or layer run' )853 ENDIF854 ! ! ----------------------- !855 ELSE ! z_tilde and layer cases !856 ! ! ----------------------- !857 IF( MIN( id3, id4 ) > 0 ) THEN ! all required arrays exist858 CALL iom_get( numror, jpdom_autoglo, 'tilde_e3t_b', tilde_e3t_b(:,:,:) )859 CALL iom_get( numror, jpdom_autoglo, 'tilde_e3t_n', tilde_e3t_n(:,:,:) )860 ELSE ! one at least array is missing861 tilde_e3t_b(:,:,:) = 0.0_wp862 tilde_e3t_n(:,:,:) = 0.0_wp863 ENDIF864 ! ! ------------ !865 IF( ln_vvl_ztilde ) THEN ! z_tilde case !866 ! ! ------------ !867 IF( id5 > 0 ) THEN ! required array exists868 CALL iom_get( numror, jpdom_autoglo, 'hdiv_lf', hdiv_lf(:,:,:) )869 ELSE ! array is missing870 hdiv_lf(:,:,:) = 0.0_wp871 ENDIF872 ENDIF873 ENDIF874 !875 ELSE !* Initialize at "rest"876 e3t_b(:,:,:) = e3t_0(:,:,:)877 e3t_n(:,:,:) = e3t_0(:,:,:)878 sshn(:,:) = 0.0_wp879 880 IF( ln_wd ) THEN881 DO jj = 1, jpj882 DO ji = 1, jpi883 IF( e3t_0(ji,jj,1) <= 0.5_wp * rn_wdmin1 ) THEN884 e3t_b(ji,jj,:) = 0.5_wp * rn_wdmin1885 e3t_n(ji,jj,:) = 0.5_wp * rn_wdmin1886 e3t_a(ji,jj,:) = 0.5_wp * rn_wdmin1887 sshb(ji,jj) = rn_wdmin1 - bathy(ji,jj)888 sshn(ji,jj) = rn_wdmin1 - bathy(ji,jj)889 ssha(ji,jj) = rn_wdmin1 - bathy(ji,jj)890 ENDIF891 ENDDO892 ENDDO893 END IF894 895 IF( ln_vvl_ztilde .OR. ln_vvl_layer) THEN896 tilde_e3t_b(:,:,:) = 0.0_wp897 tilde_e3t_n(:,:,:) = 0.0_wp898 IF( ln_vvl_ztilde ) hdiv_lf(:,:,:) = 0.0_wp899 END IF900 ENDIF901 !902 ELSEIF( TRIM(cdrw) == 'WRITE' ) THEN ! Create restart file903 ! ! ===================904 IF(lwp) WRITE(numout,*) '---- dom_vvl_rst ----'905 ! ! --------- !906 ! ! all cases !907 ! ! --------- !908 CALL iom_rstput( kt, nitrst, numrow, 'e3t_b', e3t_b(:,:,:) )909 CALL iom_rstput( kt, nitrst, numrow, 'e3t_n', e3t_n(:,:,:) )910 ! ! ----------------------- !911 IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN ! z_tilde and layer cases !912 ! ! ----------------------- !913 CALL iom_rstput( kt, nitrst, numrow, 'tilde_e3t_b', tilde_e3t_b(:,:,:) )914 CALL iom_rstput( kt, nitrst, numrow, 'tilde_e3t_n', tilde_e3t_n(:,:,:) )915 END IF916 ! ! -------------!917 IF( ln_vvl_ztilde ) THEN ! z_tilde case !918 ! ! ------------ !919 CALL iom_rstput( kt, nitrst, numrow, 'hdiv_lf', hdiv_lf(:,:,:) )920 ENDIF921 !922 ENDIF923 !924 IF( nn_timing == 1 ) CALL timing_stop('dom_vvl_rst')925 !926 END SUBROUTINE dom_vvl_rst927 346 928 347 … … 990 409 ! 991 410 IF( ioptio /= 1 ) CALL ctl_stop( 'Choose ONE vertical coordinate in namelist nam_vvl' ) 992 IF( .NOT. ln_vvl_zstar .AND. ln_isf ) CALL ctl_stop( 'Only vvl_zstar has been tested with ice shelf cavity' )993 411 ! 994 412 IF(lwp) THEN ! 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