Changeset 4855 for palm/trunk/SOURCE/global_min_max.f90

Timestamp:

Jan 25, 2021 12:30:54 PM (3 years ago)

Author:

raasch

Message:

bugfix: mean w removal not applied to ghost points of the total domain in case of non-cyclic setups (pres), bugfix for correct identification of indices of extreme values in case of non-cyclic boundary conditions

File:

• palm/trunk/SOURCE/global_min_max.f90 (modified) (3 diffs)

palm/trunk/SOURCE/global_min_max.f90

@@ -23 +23 @@
 ! -----------------
 ! $Id$
+! bugfix for correct identification of indices of extreme values in case of non-cyclic
+! boundary conditions
+!
+! 4828 2021-01-05 11:21:41Z Giersch
 ! preprocessor branch for ibm removed
 !
@@ -51 +55 @@
                             value1_ijk )
 
+
+    USE control_parameters,                                                                        &
+        ONLY:  bc_lr, bc_ns
 
     USE indices,                                                                                   &
@@ -388 +395 @@
 
 !
-!-- Limit index values to the range 0..nx, 0..ny
-    IF ( value_ijk(3) < 0  ) value_ijk(3) = nx +1 + value_ijk(3)
-    IF ( value_ijk(3) > nx ) value_ijk(3) = value_ijk(3) - (nx+1)
-    IF ( value_ijk(2) < 0  ) value_ijk(2) = ny +1 + value_ijk(2)
-    IF ( value_ijk(2) > ny ) value_ijk(2) = value_ijk(2) - (ny+1)
+!-- Limit index values to the range 0..nx, 0..ny. Non-cyclic setups may have extrema at the
+!-- outer borders, which should be correctly identified.
+    IF ( bc_lr == 'cyclic' )  THEN
+       IF ( value_ijk(3) < 0  ) value_ijk(3) = nx +1 + value_ijk(3)
+       IF ( value_ijk(3) > nx ) value_ijk(3) = value_ijk(3) - (nx+1)
+    ENDIF
+    IF ( bc_ns == 'cyclic' )  THEN
+       IF ( value_ijk(2) < 0  ) value_ijk(2) = ny +1 + value_ijk(2)
+       IF ( value_ijk(2) > ny ) value_ijk(2) = value_ijk(2) - (ny+1)
+    ENDIF
 
  END SUBROUTINE global_min_max