MODULE ldfdyn_oce !!====================================================================== !! *** MODULE ldfdyn_oce *** !! Ocean physics: lateral momentum mixing coefficient defined in memory !!====================================================================== !! History : 1.0 ! 2002-11 (G. Madec) F90: Free form and module !!---------------------------------------------------------------------- USE par_oce ! ocean parameters USE in_out_manager ! I/O manager USE lib_mpp ! MPP library IMPLICIT NONE PUBLIC ! !!* Namelist namdyn_ldf : lateral mixing * LOGICAL , PUBLIC :: ln_dynldf_lap !: laplacian operator LOGICAL , PUBLIC :: ln_dynldf_bilap !: bilaplacian operator LOGICAL , PUBLIC :: ln_dynldf_level !: iso-level direction LOGICAL , PUBLIC :: ln_dynldf_hor !: horizontal (geopotential) direction LOGICAL , PUBLIC :: ln_dynldf_iso !: iso-neutral direction REAL(wp), PUBLIC :: rn_ahm_0_lap !: lateral laplacian eddy viscosity (m2/s) REAL(wp), PUBLIC :: rn_ahmb_0 !: lateral laplacian background eddy viscosity (m2/s) REAL(wp), PUBLIC :: rn_ahm_0_blp !: lateral bilaplacian eddy viscosity (m4/s) REAL(wp), PUBLIC :: ahm0, ahmb0, ahm0_blp !: OLD namelist names REAL(wp), PUBLIC :: rn_cmsmag_1 !: constant in laplacian Smagorinsky viscosity REAL(wp), PUBLIC :: rn_cmsmag_2 !: constant in bilaplacian Smagorinsky viscosity REAL(wp), PUBLIC :: rn_cmsh !: 1 or 0 , if 0 -use only shear for Smagorinsky viscosity REAL(wp), PUBLIC :: rn_ahm_m_blp !: upper limit for bilap abs(ahm) < min( dx^4/128rdt, rn_ahm_m_blp) REAL(wp), PUBLIC :: rn_ahm_m_lap !: upper limit for lap ahm < min(dx^2/16rdt, rn_ahm_m_lap) INTEGER , PUBLIC :: nkahm_smag = 0 !: ! !!! eddy coeff. at U-,V-,W-pts [m2/s] #if defined key_dynldf_c3d REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: ahm1, ahm2, ahm3, ahm4 !: ** 3D coefficients ** #elif defined key_dynldf_c2d REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: ahm1, ahm2, ahm3, ahm4 !: ** 2D coefficients ** #elif defined key_dynldf_c1d REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: ahm1, ahm2, ahm3, ahm4 !: ** 2D coefficients ** #else REAL(wp), PUBLIC :: ahm1, ahm2, ahm3, ahm4 !: ** 0D coefficients ** #endif !!---------------------------------------------------------------------- !! NEMO/OPA 4.0 , NEMO Consortium (2011) !! $Id$ !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) !!---------------------------------------------------------------------- CONTAINS INTEGER FUNCTION ldfdyn_oce_alloc() !!---------------------------------------------------------------------- !! *** FUNCTION ldfdyn_oce_alloc *** !!---------------------------------------------------------------------- ldfdyn_oce_alloc = 0 #if defined key_dynldf_c3d ALLOCATE( ahm1(jpi,jpj,jpk) , ahm2(jpi,jpj,jpk) , ahm3(jpi,jpj,jpk) , ahm4(jpi,jpj,jpk) , STAT=ldfdyn_oce_alloc ) #elif defined key_dynldf_c2d ALLOCATE( ahm1(jpi,jpj ) , ahm2(jpi,jpj ) , ahm3(jpi,jpj ) , ahm4(jpi,jpj ) , STAT=ldfdyn_oce_alloc ) #elif defined key_dynldf_c1d ALLOCATE( ahm1( jpk) , ahm2( jpk) , ahm3( jpk) , ahm4( jpk) , STAT=ldfdyn_oce_alloc ) #endif IF( ldfdyn_oce_alloc /= 0 ) CALL ctl_warn('ldfdyn_oce_alloc: failed to allocate arrays') ! END FUNCTION ldfdyn_oce_alloc !!====================================================================== END MODULE ldfdyn_oce