From: azv <azv@opencascade.com>
Date: Tue, 11 Apr 2017 12:14:49 +0000 (+0300)
Subject: Issue #2127: arc disappears after move
X-Git-Tag: V_2.7.0~15
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=b10121c96c858fda6a7861d0a6764304bb7bc140;p=modules%2Fshaper.git

Issue #2127: arc disappears after move

Workaround for Debian 8.0: project end point when building an arc
---

diff --git a/src/GeomAlgoAPI/GeomAlgoAPI_EdgeBuilder.cpp b/src/GeomAlgoAPI/GeomAlgoAPI_EdgeBuilder.cpp
index 8cb921538..a1ada3eca 100644
--- a/src/GeomAlgoAPI/GeomAlgoAPI_EdgeBuilder.cpp
+++ b/src/GeomAlgoAPI/GeomAlgoAPI_EdgeBuilder.cpp
@@ -191,7 +191,11 @@ std::shared_ptr<GeomAPI_Edge> GeomAlgoAPI_EdgeBuilder::lineCircleArc(
   gp_Circ aCircle(gp_Ax2(aCenter, aDir), aRadius);
 
   const gp_Pnt& aStart = theStartPoint->impl<gp_Pnt>();
-  const gp_Pnt& anEnd = theEndPoint->impl<gp_Pnt>();
+  const gp_Pnt& anEndInter = theEndPoint->impl<gp_Pnt>();
+
+  // project end point to a circle
+  gp_XYZ aEndDir = anEndInter.XYZ() - aCenter.XYZ();
+  gp_Pnt anEnd(aCenter.XYZ() + aEndDir.Normalized() * aRadius);
 
   BRepBuilderAPI_MakeEdge anEdgeBuilder;
   anEdgeBuilder = BRepBuilderAPI_MakeEdge(aCircle, aStart, anEnd);