Merge V8_4_BR branch.

[modules/geom.git] / src / BlockFix / BlockFix_UnionFaces.cxx

diff --git a/src/BlockFix/BlockFix_UnionFaces.cxx b/src/BlockFix/BlockFix_UnionFaces.cxx
index 35e9ff26eda13df3d4c48b2e45ee9ff3c05e2269..9a42dde438bf06ce2564a6677921f0583ed78f5d 100644 (file)
--- a/src/BlockFix/BlockFix_UnionFaces.cxx
+++ b/src/BlockFix/BlockFix_UnionFaces.cxx
@@ -125,7 +125,7 @@ Standard_Integer& BlockFix_UnionFaces::GetOptimumNbFaces()
 
 //=======================================================================
 //function : AddOrdinaryEdges
-//purpose  : auxilary
+//purpose  : auxiliary
 //           adds edges from the shape to the sequence
 //           seams and equal edges are dropped
 //           Returns true if one of original edges dropped
@@ -177,7 +177,7 @@ static Standard_Boolean AddOrdinaryEdges(TopTools_SequenceOfShape& edges,
 
 //=======================================================================
 //function : ClearRts
-//purpose  : auxilary
+//purpose  : auxiliary
 //=======================================================================
 static Handle(Geom_Surface) ClearRts(const Handle(Geom_Surface)& aSurface)
 {
@@ -191,7 +191,7 @@ static Handle(Geom_Surface) ClearRts(const Handle(Geom_Surface)& aSurface)
 
 //=======================================================================
 //function : IsFacesOfSameSolids
-//purpose  : auxilary
+//purpose  : auxiliary
 //=======================================================================
 static Standard_Boolean IsFacesOfSameSolids
        (const TopoDS_Face                               &theFace1,
@@ -591,10 +591,13 @@ TopoDS_Shape BlockFix_UnionFaces::Perform(const TopoDS_Shape& Shape)
       sfw->SetMaxTolerance(Max(1.,myTolerance*1000.));
       sfw->SetFace(aFace);
       for (TopoDS_Iterator iter (aFace,Standard_False); iter.More(); iter.Next()) {
-        TopoDS_Wire wire = TopoDS::Wire(iter.Value());
-        sfw->Load(wire);
-        sfw->FixReorder();
-        sfw->FixShifted();
+        TopoDS_Shape aFaceCont = iter.Value();
+        if (!aFaceCont.IsNull() && aFaceCont.ShapeType() == TopAbs_WIRE) {
+          TopoDS_Wire wire = TopoDS::Wire(iter.Value());
+          sfw->Load(wire);
+          sfw->FixReorder();
+          sfw->FixShifted();
+        }
       }
     }
   } // end processing each solid