X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FGeomAlgoAPI%2FGeomAlgoAPI_EdgeBuilder.cpp;h=360f46bd2b850f90febbc136e831fbff247bde36;hb=f0cec241aae9ca16d86e166f45cb5c4987d2c792;hp=3c177a1787e65cce0425633c6ba3540bf2cf2c2e;hpb=50c26f8bb70e02bfe1f70e0f3545611378433e77;p=modules%2Fshaper.git

diff --git a/src/GeomAlgoAPI/GeomAlgoAPI_EdgeBuilder.cpp b/src/GeomAlgoAPI/GeomAlgoAPI_EdgeBuilder.cpp
index 3c177a178..360f46bd2 100644
--- a/src/GeomAlgoAPI/GeomAlgoAPI_EdgeBuilder.cpp
+++ b/src/GeomAlgoAPI/GeomAlgoAPI_EdgeBuilder.cpp
@@ -36,6 +36,23 @@ std::shared_ptr<GeomAPI_Edge> GeomAlgoAPI_EdgeBuilder::line(
   aRes->setImpl(new TopoDS_Shape(anEdge));
   return aRes;
 }
+std::shared_ptr<GeomAPI_Edge> GeomAlgoAPI_EdgeBuilder::line(                                                            
+    double theDX, double theDY, double theDZ)
+{
+  
+  const gp_Pnt& aStart = gp_Pnt(0, 0, 0);
+  const gp_Pnt& anEnd = gp_Pnt(theDX, theDY, theDZ);
+
+  if (aStart.IsEqual(anEnd, Precision::Confusion()))
+    return std::shared_ptr<GeomAPI_Edge>();
+  if (Abs(aStart.SquareDistance(anEnd)) > 1.e+100)
+    return std::shared_ptr<GeomAPI_Edge>();
+  BRepBuilderAPI_MakeEdge anEdgeBuilder(aStart, anEnd);
+  std::shared_ptr<GeomAPI_Edge> aRes(new GeomAPI_Edge);
+  TopoDS_Edge anEdge = anEdgeBuilder.Edge();
+  aRes->setImpl(new TopoDS_Shape(anEdge));
+  return aRes;
+}
 
 std::shared_ptr<GeomAPI_Edge> GeomAlgoAPI_EdgeBuilder::cylinderAxis(
     std::shared_ptr<GeomAPI_Shape> theCylindricalFace)
@@ -130,9 +147,16 @@ std::shared_ptr<GeomAPI_Edge> GeomAlgoAPI_EdgeBuilder::lineCircleArc(
     std::shared_ptr<GeomAPI_Pnt> theCenter, std::shared_ptr<GeomAPI_Pnt> theStartPoint,
     std::shared_ptr<GeomAPI_Pnt> theEndPoint, std::shared_ptr<GeomAPI_Dir> theNormal)
 {
+  std::shared_ptr<GeomAPI_Edge> aRes;
+
   const gp_Pnt& aCenter = theCenter->impl<gp_Pnt>();
   const gp_Dir& aDir = theNormal->impl<gp_Dir>();
 
+  /// OCCT creates an edge on a circle with empty radius, but visualization
+  /// is not able to process it
+  if (theCenter->isEqual(theStartPoint))
+    return aRes;
+
   double aRadius = theCenter->distance(theStartPoint);
   gp_Circ aCircle(gp_Ax2(aCenter, aDir), aRadius);
 
@@ -140,18 +164,13 @@ std::shared_ptr<GeomAPI_Edge> GeomAlgoAPI_EdgeBuilder::lineCircleArc(
   const gp_Pnt& anEnd = theEndPoint->impl<gp_Pnt>();
 
   BRepBuilderAPI_MakeEdge anEdgeBuilder;
-  if (aStart.IsEqual(anEnd, Precision::Confusion())
-      || gp_Pnt(0, 0, 0).IsEqual(anEnd, Precision::Confusion()))
-    anEdgeBuilder = BRepBuilderAPI_MakeEdge(aCircle);
-  else
-    anEdgeBuilder = BRepBuilderAPI_MakeEdge(aCircle, aStart, anEnd);
+  anEdgeBuilder = BRepBuilderAPI_MakeEdge(aCircle, aStart, anEnd);
 
-  std::shared_ptr<GeomAPI_Edge> aRes(new GeomAPI_Edge);
   anEdgeBuilder.Build();
 
-  if (anEdgeBuilder.IsDone())
+  if (anEdgeBuilder.IsDone()) {
+    aRes = std::shared_ptr<GeomAPI_Edge>(new GeomAPI_Edge);
     aRes->setImpl(new TopoDS_Shape(anEdgeBuilder.Edge()));
-  else
-    aRes = std::shared_ptr<GeomAPI_Edge>();
+  }
   return aRes;
 }