From 84a8e2819a8b49dc46dd6c6c8192100198a999d7 Mon Sep 17 00:00:00 2001
From: eap <eap@opencascade.com>
Date: Fri, 6 Dec 2013 14:09:39 +0000
Subject: [PATCH] 0052232: TC7.3.0: unexpected result in the mesh computation

  Fix removing an imported input mesh
---
 src/HexoticPlugin/HexoticPlugin_Hexotic.cxx | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/HexoticPlugin/HexoticPlugin_Hexotic.cxx b/src/HexoticPlugin/HexoticPlugin_Hexotic.cxx
index c6bae59..1c1bfa0 100644
--- a/src/HexoticPlugin/HexoticPlugin_Hexotic.cxx
+++ b/src/HexoticPlugin/HexoticPlugin_Hexotic.cxx
@@ -687,7 +687,15 @@ static bool readResult(std::string theFile,
   mapField["Hexahedra"]            = 7; tabRef[7] = 8; tabDummy[7] = true;
   mapField["End"]                  = 8; tabRef[8] = 0; tabDummy[8] = false;
 
-  theHelper->GetMesh()->Clear();
+  {
+    // theMesh->Clear(); -- this does not remove imported mesh
+    SMDS_ElemIteratorPtr eIt = theMesh->elementsIterator();
+    while( eIt->more() )
+      theMesh->RemoveFreeElement( eIt->next(), /*sm=*/0 );
+    SMDS_NodeIteratorPtr nIt = theMesh->nodesIterator();
+    while ( nIt->more() )
+      theMesh->RemoveFreeNode( nIt->next(), /*sm=*/0 );
+  }
 
   int nbVertices = getNbShape(theFile, "Vertices");
   HexoticNode = new SMDS_MeshNode*[ nbVertices + 1 ];
-- 
2.39.2