From abb0ef62f4c90d0d71defe679911c0d708913280 Mon Sep 17 00:00:00 2001
From: eap <eap@opencascade.com>
Date: Fri, 24 Feb 2012 10:30:58 +0000
Subject: [PATCH] 0021208: Performance issue when loading SMESH with an hdf
 file containing a big mesh

+  bool IsUpToDate() const;
---
 src/SMESHDS/SMESHDS_GroupOnFilter.cxx | 13 ++++++++++++-
 src/SMESHDS/SMESHDS_GroupOnFilter.hxx |  2 ++
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/SMESHDS/SMESHDS_GroupOnFilter.cxx b/src/SMESHDS/SMESHDS_GroupOnFilter.cxx
index 3c2b2a36b..cc6f0fa04 100644
--- a/src/SMESHDS/SMESHDS_GroupOnFilter.cxx
+++ b/src/SMESHDS/SMESHDS_GroupOnFilter.cxx
@@ -135,6 +135,17 @@ int SMESHDS_GroupOnFilter::GetTic() const
   return GetMesh()->GetMTime() * myPredicateTic;
 }
 
+//================================================================================
+/*!
+ * \brief Return false if update() is needed
+ */
+//================================================================================
+
+bool SMESHDS_GroupOnFilter::IsUpToDate() const
+{
+  return !( myMeshModifTime < GetMesh()->GetMTime() );
+}
+
 //================================================================================
 /*!
  * \brief Updates myElements if necessary
@@ -143,7 +154,7 @@ int SMESHDS_GroupOnFilter::GetTic() const
 
 void SMESHDS_GroupOnFilter::update() const
 {
-  if ( myMeshModifTime < GetMesh()->GetMTime() )
+  if ( !IsUpToDate() )
   {
     SMESHDS_GroupOnFilter* me = const_cast<SMESHDS_GroupOnFilter*>( this );
     me->myElements.clear();
diff --git a/src/SMESHDS/SMESHDS_GroupOnFilter.hxx b/src/SMESHDS/SMESHDS_GroupOnFilter.hxx
index f17917aab..3725c6911 100644
--- a/src/SMESHDS/SMESHDS_GroupOnFilter.hxx
+++ b/src/SMESHDS/SMESHDS_GroupOnFilter.hxx
@@ -58,6 +58,8 @@ class SMESHDS_EXPORT SMESHDS_GroupOnFilter: public SMESHDS_GroupBase
 
   virtual int GetTic() const;
 
+  bool IsUpToDate() const;
+
  private:
 
   void update() const;
-- 
2.39.2