| 1 | MODULE ldfdyn_oce |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE ldfdyn_oce *** |
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| 4 | !! Ocean physics: lateral momentum mixing coefficient defined in memory |
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| 5 | !!====================================================================== |
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| 6 | !! History : 1.0 ! 2002-11 (G. Madec) F90: Free form and module |
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| 7 | !!---------------------------------------------------------------------- |
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| 8 | USE par_oce ! ocean parameters |
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| 9 | USE in_out_manager ! I/O manager |
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| 10 | USE lib_mpp ! MPP library |
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| 11 | |
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| 12 | IMPLICIT NONE |
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| 13 | PUBLIC |
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| 14 | |
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| 15 | ! !!* Namelist namdyn_ldf : lateral mixing * |
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| 16 | LOGICAL , PUBLIC :: ln_dynldf_lap = .TRUE. !: laplacian operator |
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| 17 | LOGICAL , PUBLIC :: ln_dynldf_bilap = .FALSE. !: bilaplacian operator |
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| 18 | LOGICAL , PUBLIC :: ln_dynldf_level = .FALSE. !: iso-level direction |
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| 19 | LOGICAL , PUBLIC :: ln_dynldf_hor = .TRUE. !: horizontal (geopotential) direction |
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| 20 | LOGICAL , PUBLIC :: ln_dynldf_iso = .FALSE. !: iso-neutral direction |
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| 21 | REAL(wp), PUBLIC :: rn_ahm_0_lap = 40000._wp !: lateral laplacian eddy viscosity (m2/s) |
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| 22 | REAL(wp), PUBLIC :: rn_ahmb_0 = 0._wp !: lateral laplacian background eddy viscosity (m2/s) |
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| 23 | REAL(wp), PUBLIC :: rn_ahm_0_blp = 0._wp !: lateral bilaplacian eddy viscosity (m4/s) |
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| 24 | REAL(wp), PUBLIC :: ahm0, ahmb0, ahm0_blp !: OLD namelist names |
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| 25 | REAL(wp), PUBLIC :: rn_cmsmag_1 = 3._wp !: constant in laplacian Smagorinsky viscosity |
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| 26 | REAL(wp), PUBLIC :: rn_cmsmag_2 = 3._wp !: constant in bilaplacian Smagorinsky viscosity |
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| 27 | INTEGER , PUBLIC :: nkahm_smag = 0 |
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| 28 | |
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| 29 | #if defined key_dynldf_c3d |
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| 30 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: ahm1, ahm2, ahm3, ahm4 !: ** 3D coefficients ** |
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| 31 | #elif defined key_dynldf_c2d |
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| 32 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: ahm1, ahm2, ahm3, ahm4 !: ** 2D coefficients ** |
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| 33 | #elif defined key_dynldf_c1d |
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| 34 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: ahm1, ahm2, ahm3, ahm4 !: ** 2D coefficients ** |
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| 35 | #else |
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| 36 | REAL(wp), PUBLIC :: ahm1, ahm2, ahm3, ahm4 !: ** 0D coefficients ** |
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| 37 | #endif |
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| 38 | |
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| 39 | !!---------------------------------------------------------------------- |
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| 40 | !! NEMO/OPA 4.0 , NEMO Consortium (2011) |
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| 41 | !! $Id$ |
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| 42 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 43 | !!---------------------------------------------------------------------- |
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| 44 | CONTAINS |
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| 45 | |
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| 46 | INTEGER FUNCTION ldfdyn_oce_alloc() |
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| 47 | !!---------------------------------------------------------------------- |
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| 48 | !! *** FUNCTION ldfdyn_oce_alloc *** |
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| 49 | !!---------------------------------------------------------------------- |
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| 50 | ldfdyn_oce_alloc = 0 |
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| 51 | #if defined key_dynldf_c3d |
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| 52 | ALLOCATE( ahm1(jpi,jpj,jpk) , ahm2(jpi,jpj,jpk) , ahm3(jpi,jpj,jpk) , ahm4(jpi,jpj,jpk) , STAT=ldfdyn_oce_alloc ) |
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| 53 | #elif defined key_dynldf_c2d |
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| 54 | ALLOCATE( ahm1(jpi,jpj ) , ahm2(jpi,jpj ) , ahm3(jpi,jpj ) , ahm4(jpi,jpj ) , STAT=ldfdyn_oce_alloc ) |
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| 55 | #elif defined key_dynldf_c1d |
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| 56 | ALLOCATE( ahm1( jpk) , ahm2( jpk) , ahm3( jpk) , ahm4( jpk) , STAT=ldfdyn_oce_alloc ) |
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| 57 | #endif |
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| 58 | IF( ldfdyn_oce_alloc /= 0 ) CALL ctl_warn('ldfdyn_oce_alloc: failed to allocate arrays') |
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| 59 | ! |
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| 60 | END FUNCTION ldfdyn_oce_alloc |
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| 61 | |
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| 62 | !!====================================================================== |
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| 63 | END MODULE ldfdyn_oce |
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