--- trunk/dyn3d/tourpot.f	2014/09/04 10:05:52	104
+++ trunk/dyn3d/tourpot.f	2014/09/11 15:09:15	107
@@ -37,7 +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)