From c6dad398060d21161561f9c6fd152cd57d888000 Mon Sep 17 00:00:00 2001
From: jfa <jfa@opencascade.com>
Date: Sat, 5 Mar 2022 10:34:20 +0300
Subject: [PATCH] [bos #29103] EDF 24802 - limitation of tolerance

---
 src/GEOMImpl/GEOMImpl_HealingDriver.cxx | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/GEOMImpl/GEOMImpl_HealingDriver.cxx b/src/GEOMImpl/GEOMImpl_HealingDriver.cxx
index 37ad79855..a360ae96d 100644
--- a/src/GEOMImpl/GEOMImpl_HealingDriver.cxx
+++ b/src/GEOMImpl/GEOMImpl_HealingDriver.cxx
@@ -44,6 +44,7 @@
 
 #include <BRep_Builder.hxx>
 #include <BRepAdaptor_Curve.hxx>
+#include <BRepBuilderAPI_Copy.hxx>
 #include <BRepTools_WireExplorer.hxx>
 
 #include <TopExp.hxx>
@@ -645,8 +646,14 @@ void GEOMImpl_HealingDriver::LimitTolerance (GEOMImpl_IHealing* theHI,
   // 1. Make a copy to prevent the original shape changes.
   TopoDS_Shape aShapeCopy;
   {
-    TColStd_IndexedDataMapOfTransientTransient aMapTShapes;
-    TNaming_CopyShape::CopyTool(theOriginalShape, aMapTShapes, aShapeCopy);
+    BRepBuilderAPI_Copy aMC (theOriginalShape);
+    if (aMC.IsDone()) {
+      aShapeCopy = aMC.Shape();
+    }
+    else {
+      TColStd_IndexedDataMapOfTransientTransient aMapTShapes;
+      TNaming_CopyShape::CopyTool(theOriginalShape, aMapTShapes, aShapeCopy);
+    }
   }
 
   // 2. Limit tolerance.
-- 
2.39.2