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

   IMPLICIT NONE
   PUBLIC

   !                                                  !!* Namelist namdyn_ldf : lateral mixing *
   LOGICAL , PUBLIC ::   ln_dynldf_lap   = .TRUE.      !: laplacian operator
   LOGICAL , PUBLIC ::   ln_dynldf_bilap = .FALSE.     !: bilaplacian operator
   LOGICAL , PUBLIC ::   ln_dynldf_level = .FALSE.     !: iso-level direction
   LOGICAL , PUBLIC ::   ln_dynldf_hor   = .TRUE.      !: horizontal (geopotential) direction
   LOGICAL , PUBLIC ::   ln_dynldf_iso   = .FALSE.     !: iso-neutral direction
   REAL(wp), PUBLIC ::   rn_ahm_0        = 40000._wp   !: lateral laplacian eddy viscosity (m2/s)
   REAL(wp), PUBLIC ::   rn_ahmb_0       =     0._wp   !: lateral laplacian background eddy viscosity (m2/s)
   REAL(wp), PUBLIC ::   rn_ahm_0_blp    =     0._wp   !: lateral bilaplacian eddy viscosity (m4/s)

   REAL(wp), PUBLIC ::   ahm0, ahmb0, ahm0_blp       ! OLD namelist names

#if defined key_dynldf_c3d
   REAL(wp), PUBLIC, DIMENSION(jpi,jpj,jpk) ::   ahm1, ahm2, ahm3, ahm4  ! ** 3D coefficients **
#elif defined key_dynldf_c2d
   REAL(wp), PUBLIC, DIMENSION(jpi,jpj)     ::   ahm1, ahm2, ahm3, ahm4  ! ** 2D coefficients **
#elif defined key_dynldf_c1d
   REAL(wp), PUBLIC, DIMENSION(jpk)         ::   ahm1, ahm2, ahm3, ahm4  ! ** 2D coefficients **
#else
   REAL(wp), PUBLIC                         ::   ahm1, ahm2, ahm3, ahm4  ! ** 0D coefficients **
#endif

   !!----------------------------------------------------------------------
   !! NEMO/OPA 3.2 , LOCEAN-IPSL (2009) 
   !! $Id$ 
   !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt)
   !!======================================================================
END MODULE ldfdyn_oce