Consistent oasis land/sea mask for SMD and regular grids, consistent

with OASIS convention

Author: ukmo-juan-castillo

model/src/w3oacpmd.F90

@@ -314,8 +314,8 @@ SUBROUTINE CPL_OASIS_GRID(LD_MASTER,ID_LCOMM)
           CORLAT(I,1,4) = CORLAT(I,1,3)
           ! areas
           AREA(I,1) = 0.25 * IJKCEL(3,I)*DLON * IJKCEL(4,I)*DLAT
-          ! Model grid mask
-          MASK(I,1) = 1
+          ! Model grid mask: 0 - sea  / 1 - open boundary cells (the land is already excluded)
+          MASK(I,1) = 0
         ENDDO
 #endif
         !