--- trunk/dyn3d/tourpot.f	2014/03/05 14:57:53	82
+++ trunk/dyn3d/tourpot.f	2014/09/11 15:09:15	107
@@ -11,8 +11,8 @@
     ! Author: P. Le Van
     ! Objet : calcul du tourbillon potentiel
 
-    USE dimens_m, ONLY: iim, jjm, llm
     USE comgeom, ONLY: fext_2d
+    USE dimens_m, ONLY: iim, jjm, llm
     use filtreg_m, only: filtreg
 
     REAL, intent(in):: vcov(:, :, :) ! (iim + 1, jjm, llm)
@@ -23,6 +23,7 @@
     ! = (Filtre(d(vcov)/dx - d(ucov)/dy) + fext) / massebxy
 
     ! Local:
+
     REAL rot(iim + 1, jjm, llm)
     ! relative vorticity multiplied by cell area, in m2 s-1
 
@@ -36,7 +37,7 @@
          = vcov(i + 1, j, :) - vcov(i, j, :) + ucov(i, j + 1, :) - ucov(i, j, :)
     rot(iim + 1, :, :) = rot(1, :, :)
 
-    CALL filtreg(rot, jjm, llm, 2, 1, .FALSE.)
+    CALL filtreg(rot, direct = .true., intensive = .true.)
 
     forall (l = 1: llm) vorpot(:iim, :, l) &
          = (rot(:iim, :, l) + fext_2d(:iim, :)) / massebxy(:iim, :, l)