From 9091ead47eb98d954e4667614cb1ec8a8e2d3cd5 Mon Sep 17 00:00:00 2001
From: eap <eap@opencascade.com>
Date: Thu, 13 Oct 2011 05:34:25 +0000
Subject: [PATCH] use helper.GetCommonAncestor()

---
 src/StdMeshers/StdMeshers_Import_1D2D.cxx | 11 +++--------
 src/StdMeshers/StdMeshers_Prism_3D.cxx    | 13 +++----------
 2 files changed, 6 insertions(+), 18 deletions(-)

diff --git a/src/StdMeshers/StdMeshers_Import_1D2D.cxx b/src/StdMeshers/StdMeshers_Import_1D2D.cxx
index b5486304e..2ecf6c1d7 100644
--- a/src/StdMeshers/StdMeshers_Import_1D2D.cxx
+++ b/src/StdMeshers/StdMeshers_Import_1D2D.cxx
@@ -429,14 +429,9 @@ bool StdMeshers_Import_1D2D::Compute(SMESH_Mesh & theMesh, const TopoDS_Shape &
         if ( bndShapes.back().ShapeType() != TopAbs_EDGE )
         {
           // find geom edge by two vertices
-          TopoDS_Shape geomEdge;
-          PShapeIteratorPtr edgeIt = helper.GetAncestors( bndShapes.back(), theMesh, TopAbs_EDGE );
-          while ( edgeIt->more() )
-          {
-            geomEdge = *(edgeIt->next());
-            if ( !helper.IsSubShape( bndShapes.front(), geomEdge ))
-              geomEdge.Nullify();
-          }
+          TopoDS_Shape geomEdge = helper.GetCommonAncestor( bndShapes.back(),
+                                                            bndShapes.front(),
+                                                            theMesh, TopAbs_EDGE );
           if ( geomEdge.IsNull() )
             break; // vertices belong to different edges -> error: free internal link
           bndShapes.push_back( geomEdge );
diff --git a/src/StdMeshers/StdMeshers_Prism_3D.cxx b/src/StdMeshers/StdMeshers_Prism_3D.cxx
index af0185cde..0d70042c8 100644
--- a/src/StdMeshers/StdMeshers_Prism_3D.cxx
+++ b/src/StdMeshers/StdMeshers_Prism_3D.cxx
@@ -2201,16 +2201,9 @@ TopoDS_Edge StdMeshers_PrismAsBlock::TSideFace::GetEdge(const int iEdge) const
   TopoDS_Shape V2 = myHelper->GetSubShapeByNode( node, meshDS );
   if ( V2.ShapeType() == TopAbs_VERTEX && !V2.IsSame( V1 ))
   {
-    TopTools_ListIteratorOfListOfShape ancestIt =
-      myHelper->GetMesh()->GetAncestors( V1 );
-    for ( ; ancestIt.More(); ancestIt.Next() )
-    {
-      const TopoDS_Shape & ancestor = ancestIt.Value();
-      if ( ancestor.ShapeType() == TopAbs_EDGE )
-        for ( TopExp_Explorer e( ancestor, TopAbs_VERTEX ); e.More(); e.Next() )
-          if ( V2.IsSame( e.Current() ))
-            return TopoDS::Edge( ancestor );
-    }
+    TopoDS_Shape ancestor = myHelper->GetCommonAncestor( V1, V2, *myHelper->GetMesh(), TopAbs_EDGE);
+    if ( !ancestor.IsNull() )
+      return TopoDS::Edge( ancestor );
   }
   return TopoDS_Edge();
 }
-- 
2.39.2