52459: Viscous layers are not normal to the surface.

[modules/smesh.git] / src / SMESH_I / SMESH_Filter_i.cxx

diff --git a/src/SMESH_I/SMESH_Filter_i.cxx b/src/SMESH_I/SMESH_Filter_i.cxx
index 61d8faa5abcc63c4d7513e3fd552f574a2ca63c3..d81f7f667faa5ea81bd417a9acafd1ef577fb002 100644 (file)
--- a/src/SMESH_I/SMESH_Filter_i.cxx
+++ b/src/SMESH_I/SMESH_Filter_i.cxx
@@ -1,4 +1,4 @@
-// Copyright (C) 2007-2013  CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2014  CEA/DEN, EDF R&D, OPEN CASCADE
 //
 // Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
@@ -6,7 +6,7 @@
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public
 // License as published by the Free Software Foundation; either
-// version 2.1 of the License.
+// version 2.1 of the License, or (at your option) any later version.
 //
 // This library is distributed in the hope that it will be useful,
 // but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -267,6 +267,7 @@ SMESH::Histogram* NumericalFunctor_i::GetLocalHistogram(CORBA::Short
        SMESH::DownCast< SMESH::Filter_i* >( object ))
   {
     elemIt = SMESH_Mesh_i::GetElements( object, GetElementType() );
+    if ( !elemIt ) return histogram._retn();
   }
   else
   {
@@ -3067,8 +3068,8 @@ CORBA::Boolean Filter_i::SetCriteria( const SMESH::Filter::Criteria& theCriteria
   }
 
   SetPredicate( aResPredicate );
-
-  aResPredicate->UnRegister();
+  if ( !aResPredicate->_is_nil() )
+    aResPredicate->UnRegister();
 
   return !aResPredicate->_is_nil();
 }