| 1 | MODULE opatlh |
|---|
| 2 | #if defined key_tam |
|---|
| 3 | !!============================================================================== |
|---|
| 4 | !! *** MODULE opatlh *** |
|---|
| 5 | !! Ocean system : Testing of the tangent linear hypothesis |
|---|
| 6 | !!============================================================================== |
|---|
| 7 | !! History: |
|---|
| 8 | !! NEMO 3.0 ! 2011-01 (F. Vigilant) first version (2 different executables) |
|---|
| 9 | !! 3.2 ! 2011-01 (A. Vidard) reaorganization and update to 3.2.2 |
|---|
| 10 | !!---------------------------------------------------------------------- |
|---|
| 11 | |
|---|
| 12 | !!---------------------------------------------------------------------- |
|---|
| 13 | !! opa_tlh : run the perturbed direct model and the tangent |
|---|
| 14 | !!---------------------------------------------------------------------- |
|---|
| 15 | |
|---|
| 16 | USE oce , ONLY : & ! Direct Ocean fields |
|---|
| 17 | & un, vn, tn, sn, sshn |
|---|
| 18 | |
|---|
| 19 | USE oce_tam , ONLY : & ! Tangent Ocean fields |
|---|
| 20 | & un_tl, vn_tl, tn_tl, sn_tl, sshn_tl |
|---|
| 21 | |
|---|
| 22 | USE tamctl , ONLY : & ! TAM related namelist |
|---|
| 23 | & ln_incdx, cn_tlhrst_in |
|---|
| 24 | |
|---|
| 25 | USE step_tam , ONLY : & ! Tangent and adjoint model integrations |
|---|
| 26 | & stp_tan |
|---|
| 27 | |
|---|
| 28 | USE step , ONLY : & ! direct model integration |
|---|
| 29 | & stp |
|---|
| 30 | |
|---|
| 31 | USE istate , ONLY : & ! initialization of the direct model |
|---|
| 32 | & istate_init |
|---|
| 33 | |
|---|
| 34 | USE in_out_manager, ONLY : & ! I/O manager |
|---|
| 35 | & ctl_stop, nit000, nitend, nstop, cn_ocerst_in |
|---|
| 36 | |
|---|
| 37 | USE c1d , ONLY : & ! 1D initialization |
|---|
| 38 | & lk_c1d |
|---|
| 39 | |
|---|
| 40 | USE lib_mpp , ONLY : & ! mpp library |
|---|
| 41 | & mpp_max, lk_mpp |
|---|
| 42 | |
|---|
| 43 | PRIVATE |
|---|
| 44 | |
|---|
| 45 | PUBLIC opa_tlh |
|---|
| 46 | PUBLIC opa_tlh_store |
|---|
| 47 | CONTAINS |
|---|
| 48 | SUBROUTINE opa_tlh |
|---|
| 49 | !!---------------------------------------------------------------------- |
|---|
| 50 | !! *** ROUTINE opa_tlh *** |
|---|
| 51 | !! |
|---|
| 52 | !! ** Purpose : performe the second integration of the direct model |
|---|
| 53 | !! and the integration of the tangent model in order to |
|---|
| 54 | !! validate (or not) the tangent linear hypothesis |
|---|
| 55 | !! |
|---|
| 56 | !!---------------------------------------------------------------------- |
|---|
| 57 | |
|---|
| 58 | INTEGER :: istp |
|---|
| 59 | |
|---|
| 60 | IF ( ln_incdx ) THEN |
|---|
| 61 | ! read in the increment |
|---|
| 62 | CALL ctl_stop( ' tlh from increment not available') |
|---|
| 63 | |
|---|
| 64 | ! create the new direct model initial state |
|---|
| 65 | ELSE |
|---|
| 66 | ! Read another restart |
|---|
| 67 | cn_ocerst_in = cn_tlhrst_in |
|---|
| 68 | CALL istate_init |
|---|
| 69 | ! compute the increment |
|---|
| 70 | un_tl = un_tl - un |
|---|
| 71 | vn_tl = vn_tl - vn |
|---|
| 72 | tn_tl = tn_tl - tn |
|---|
| 73 | sn_tl = sn_tl - sn |
|---|
| 74 | sshn_tl = sshn_tl - sshn |
|---|
| 75 | |
|---|
| 76 | END IF |
|---|
| 77 | |
|---|
| 78 | ! Integration of the direct model from the perturbed state |
|---|
| 79 | istp = nit000 |
|---|
| 80 | IF( lk_c1d ) THEN !== 1D configuration ==! |
|---|
| 81 | CALL ctl_stop( ' lk_c1d not available') |
|---|
| 82 | ELSE !== 3D ocean with ==! |
|---|
| 83 | DO WHILE ( istp <= nitend .AND. nstop == 0 ) |
|---|
| 84 | # if defined key_agrif |
|---|
| 85 | CALL ctl_stop( ' Agrif not available') |
|---|
| 86 | # else |
|---|
| 87 | CALL stp( istp ) ! standard time stepping |
|---|
| 88 | # endif |
|---|
| 89 | istp = istp + 1 |
|---|
| 90 | IF( lk_mpp ) CALL mpp_max( nstop ) |
|---|
| 91 | END DO |
|---|
| 92 | ENDIF |
|---|
| 93 | ! Integration of the tangent model |
|---|
| 94 | istp = nit000 |
|---|
| 95 | IF( lk_c1d ) THEN !== 1D configuration ==! |
|---|
| 96 | CALL ctl_stop( ' lk_c1d not available') |
|---|
| 97 | ELSE !== 3D ocean with ==! |
|---|
| 98 | DO WHILE ( istp <= nitend .AND. nstop == 0 ) |
|---|
| 99 | # if defined key_agrif |
|---|
| 100 | CALL ctl_stop( ' Agrif not available') |
|---|
| 101 | # else |
|---|
| 102 | CALL stp_tan( istp ) ! standard time stepping |
|---|
| 103 | # endif |
|---|
| 104 | istp = istp + 1 |
|---|
| 105 | IF( lk_mpp ) CALL mpp_max( nstop ) |
|---|
| 106 | END DO |
|---|
| 107 | ENDIF |
|---|
| 108 | END SUBROUTINE opa_tlh |
|---|
| 109 | SUBROUTINE opa_tlh_store |
|---|
| 110 | !!---------------------------------------------------------------------- |
|---|
| 111 | !! *** ROUTINE opa_tlh_store *** |
|---|
| 112 | !! |
|---|
| 113 | !! ** Purpose : store the direct model initial state in the tangent |
|---|
| 114 | !! for the computation of the increment |
|---|
| 115 | !! |
|---|
| 116 | !!---------------------------------------------------------------------- |
|---|
| 117 | |
|---|
| 118 | un_tl = un |
|---|
| 119 | vn_tl = vn |
|---|
| 120 | tn_tl = tn |
|---|
| 121 | sn_tl = sn |
|---|
| 122 | sshn_tl = sshn |
|---|
| 123 | END SUBROUTINE opa_tlh_store |
|---|
| 124 | #endif |
|---|
| 125 | END MODULE opatlh |
|---|
