From f4f14a98e3d222a333b9f1b8cbb1a2a29824bc2b Mon Sep 17 00:00:00 2001
From: eap <eap@opencascade.com>
Date: Thu, 22 Mar 2012 14:10:37 +0000
Subject: [PATCH] 0021208: Performance issue when loading SMESH with an hdf
 file containing a big mesh

   In GetSourceSubMeshes(), fix getting a main sub-mesh of a not loaded mesh
---
 src/StdMeshers/StdMeshers_ImportSource.cxx | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/StdMeshers/StdMeshers_ImportSource.cxx b/src/StdMeshers/StdMeshers_ImportSource.cxx
index 5e963a02d..6f1997439 100644
--- a/src/StdMeshers/StdMeshers_ImportSource.cxx
+++ b/src/StdMeshers/StdMeshers_ImportSource.cxx
@@ -268,8 +268,10 @@ std::vector<SMESH_subMesh*>
 StdMeshers_ImportSource1D::GetSourceSubMeshes(const SMESH_Mesh* srcMesh) const
 {
   if ( !srcMesh->HasShapeToMesh() )
-    return vector<SMESH_subMesh*>(1, srcMesh->GetSubMeshContaining(1));
-
+  {
+    SMESH_Mesh* srcM = const_cast< SMESH_Mesh* >( srcMesh );
+    return vector<SMESH_subMesh*>(1, srcM->GetSubMesh( srcM->GetShapeToMesh()));
+  }
   set<int> shapeIDs;
   const vector<SMESH_Group*>& groups = GetGroups();
   const SMESHDS_Mesh * srcMeshDS = srcMesh->GetMeshDS();