From d9b43f09413d444925291a882774de7893b0f2c4 Mon Sep 17 00:00:00 2001
From: jfa <jfa@opencascade.com>
Date: Fri, 28 Oct 2011 05:50:28 +0000
Subject: [PATCH] Mantis issue 0021414: There is a difference between vectors
 and other edges in Geometry.

---
 src/GEOMImpl/GEOMImpl_IShapesOperations.cxx   |  2 +-
 .../ShHealOper_ChangeOrientation.cxx          | 23 +++++++++++++------
 2 files changed, 17 insertions(+), 8 deletions(-)

diff --git a/src/GEOMImpl/GEOMImpl_IShapesOperations.cxx b/src/GEOMImpl/GEOMImpl_IShapesOperations.cxx
index 6af52d80a..f74e646e4 100644
--- a/src/GEOMImpl/GEOMImpl_IShapesOperations.cxx
+++ b/src/GEOMImpl/GEOMImpl_IShapesOperations.cxx
@@ -1828,7 +1828,7 @@ Handle(GEOM_Object) GEOMImpl_IShapesOperations::ReverseShape(Handle(GEOM_Object)
   if (aGen) {
     GEOMImpl_IHealingOperations* anIHealingOperations =
       aGen->GetIHealingOperations(GetDocID());
-    aReversed = anIHealingOperations->ChangeOrientation(theShape);
+    aReversed = anIHealingOperations->ChangeOrientationCopy(theShape);
     SetErrorCode(anIHealingOperations->GetErrorCode());
   }
 
diff --git a/src/ShHealOper/ShHealOper_ChangeOrientation.cxx b/src/ShHealOper/ShHealOper_ChangeOrientation.cxx
index 5c7cc0b8d..b81fccd57 100644
--- a/src/ShHealOper/ShHealOper_ChangeOrientation.cxx
+++ b/src/ShHealOper/ShHealOper_ChangeOrientation.cxx
@@ -18,15 +18,16 @@
 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 //
 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
-//
 
 // File:      ShHealOper_ChangeOrientation.cxx
 // Created:   11.07.06 11:46:45
 // Author:    Sergey KUUL
-//
+
 #include <ShHealOper_ChangeOrientation.hxx>
 
 #include <BRep_Builder.hxx>
+#include <BRepBuilderAPI_Copy.hxx>
+
 #include <TopoDS_Iterator.hxx>
 
 //=======================================================================
@@ -59,7 +60,7 @@ Standard_Boolean ShHealOper_ChangeOrientation::Perform()
   BRep_Builder B;
   if (myInitShape.ShapeType() == TopAbs_SHELL) {
     myResultShape = myInitShape.EmptyCopied();
-    TopoDS_Iterator itr(myInitShape);
+    TopoDS_Iterator itr (myInitShape);
     while (itr.More()) {
       B.Add(myResultShape,itr.Value().Reversed());
       itr.Next();
@@ -67,7 +68,7 @@ Standard_Boolean ShHealOper_ChangeOrientation::Perform()
   }
   else if (myInitShape.ShapeType() == TopAbs_FACE) {
     myResultShape = myInitShape.EmptyCopied();
-    TopoDS_Iterator itr(myInitShape);
+    TopoDS_Iterator itr (myInitShape);
     while (itr.More()) {
       B.Add(myResultShape,itr.Value());
       itr.Next();
@@ -76,7 +77,7 @@ Standard_Boolean ShHealOper_ChangeOrientation::Perform()
   }
   else if ( myInitShape.ShapeType() == TopAbs_WIRE || myInitShape.ShapeType() == TopAbs_EDGE) {
     myResultShape = myInitShape.EmptyCopied();
-    TopoDS_Iterator itr(myInitShape);
+    TopoDS_Iterator itr (myInitShape);
     while (itr.More()) {
       B.Add(myResultShape,itr.Value());
       itr.Next();
@@ -84,9 +85,17 @@ Standard_Boolean ShHealOper_ChangeOrientation::Perform()
     myResultShape.Reverse();
   }
   else {
-    return false;
+    BRepBuilderAPI_Copy Copy (myInitShape);
+    if (!Copy.IsDone()) return false;
+
+    myResultShape = Copy.Shape();
+    if (myResultShape.IsNull()) return false;
+
+    if (myResultShape.Orientation() == TopAbs_FORWARD)
+      myResultShape.Orientation(TopAbs_REVERSED);
+    else
+      myResultShape.Orientation(TopAbs_FORWARD);
   }
 
   return true;
-
 }
-- 
2.39.2