Fixed Line creation.

diff --git a/src/ShapeBuild/ShapeBuild_Edge.cxx b/src/ShapeBuild/ShapeBuild_Edge.cxx
index 9ea82bcc964a5b85affac3510c7e23e536a1a34a..a0cb98c535937842a816824dae8ebd2b04b57efb 100644 (file)
--- a/src/ShapeBuild/ShapeBuild_Edge.cxx
+++ b/src/ShapeBuild/ShapeBuild_Edge.cxx
@@ -624,16 +624,15 @@ Standard_Boolean ShapeBuild_Edge::BuildCurve3d (const TopoDS_Edge& edge) const
       gp_Pnt2d p1 = anEdgeCurve->Value(aFirst);
       gp_Pnt2d p2 = anEdgeCurve->Value(aLast);
       if (abs(p1.X() - p2.X()) <= Precision::Confusion() && abs(p1.Y() - p2.Y()) > Precision::Confusion()) {
-        TopoDS_Vertex vertices[2];
-        TopExp::Vertices(edge, vertices[0], vertices[1]);
-        gp_Pnt P1 = BRep_Tool::Pnt(vertices[0]);
-        gp_Pnt P2 = BRep_Tool::Pnt(vertices[1]);
+        gp_Pnt P1 = anEdgeSurface->Value(p1.X(), p1.Y());
+        gp_Pnt P2 = anEdgeSurface->Value(p2.X(), p2.Y());
         gp_Vec aVec(P1, P2);
         Handle(Geom_Line) aLine = new Geom_Line(gp_Ax1(P1, aVec));
+        gp_Pnt P0 = aLine->Value(-aFirst);
+        aLine->Translate(P1, P0);
         Handle(Geom_TrimmedCurve) aNewCurve = new Geom_TrimmedCurve(aLine, aFirst, aLast);
         BRep_Builder aBuilder;
         Standard_Real aTol = BRep_Tool::Tolerance(edge);
-        aLocation = edge.Location();
         aBuilder.UpdateEdge(edge, aNewCurve, aLocation, aTol);
       }
     }