Changeset 12495 for NEMO/branches/2020/dev_r12472_ASINTER-05_Masson_CurrentFeedback/src/OCE/TRA/traldf_iso.F90

Timestamp:

2020-03-02T09:10:34+01:00 (4 years ago)

Author:

smasson

Message:

dev_r12472_ASINTER-05: update to trunk@12493, see #2156

File:

• NEMO/branches/2020/dev_r12472_ASINTER-05_Masson_CurrentFeedback/src/OCE/TRA/traldf_iso.F90 (modified) (3 diffs)

NEMO/branches/2020/dev_r12472_ASINTER-05_Masson_CurrentFeedback/src/OCE/TRA/traldf_iso.F90

@@ -109 +109 @@
       REAL(wp) ::  zmsku, zahu_w, zabe1, zcof1, zcoef3   ! local scalars
       REAL(wp) ::  zmskv, zahv_w, zabe2, zcof2, zcoef4   !   -      -
-      REAL(wp) ::  zcoef0, ze3w_2, zsign, z2dt, z1_2dt   !   -      -
+      REAL(wp) ::  zcoef0, ze3w_2, zsign                 !   -      -
       REAL(wp), DIMENSION(jpi,jpj)     ::   zdkt, zdk1t, z2d
       REAL(wp), DIMENSION(jpi,jpj,jpk) ::   zdit, zdjt, zftu, zftv, ztfw 
@@ -129 +129 @@
          &                        iom_use("uadv_salttr") .OR. iom_use("vadv_salttr")  ) )   l_hst = .TRUE.
       !
-      !                                            ! set time step size (Euler/Leapfrog)
-      IF( neuler == 0 .AND. kt == nit000 ) THEN   ;   z2dt =     rdt      ! at nit000   (Euler)
-      ELSE                                        ;   z2dt = 2.* rdt      !             (Leapfrog)
-      ENDIF
-      z1_2dt = 1._wp / z2dt
       !
       IF( kpass == 1 ) THEN   ;   zsign =  1._wp      ! bilaplacian operator require a minus sign (eddy diffusivity >0)
@@ -178 +173 @@
                DO_3D_10_10( 2, jpkm1 )
                   ze3w_2 = e3w(ji,jj,jk,Kmm) * e3w(ji,jj,jk,Kmm)
-                  zcoef0 = z2dt * (  akz(ji,jj,jk) + ah_wslp2(ji,jj,jk) / ze3w_2  )
-                  akz(ji,jj,jk) = MAX( zcoef0 - 0.5_wp , 0._wp ) * ze3w_2 * z1_2dt
+                  zcoef0 = rDt * (  akz(ji,jj,jk) + ah_wslp2(ji,jj,jk) / ze3w_2  )
+                  akz(ji,jj,jk) = MAX( zcoef0 - 0.5_wp , 0._wp ) * ze3w_2 * r1_Dt
                END_3D
            ENDIF