From: eap <eap@opencascade.com>
Date: Mon, 29 Nov 2010 10:11:39 +0000 (+0000)
Subject: 0021087: EDF 1673 GEOM: Start and End length hypotheses don't always match edges... 
X-Git-Tag: RELIQUAT_5x_15112010~5
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=0147fe245011b0343856f4963a30ad71adb998a7;p=modules%2Fgeom.git

0021087: EDF 1673 GEOM: Start and End length hypotheses don't always match edges orientation
   Take into account REVERSED orientation of vectors only, for others
   make orientation FORWARD to show direction of 3D curve
---

diff --git a/src/OBJECT/GEOM_AISShape.cxx b/src/OBJECT/GEOM_AISShape.cxx
index 2317414ad..451babeb8 100644
--- a/src/OBJECT/GEOM_AISShape.cxx
+++ b/src/OBJECT/GEOM_AISShape.cxx
@@ -33,6 +33,7 @@
 
 #include "GEOM_AISShape.ixx"
 #include "SALOME_InteractiveObject.hxx"
+#include "GEOM_AISVector.hxx"
 
 // Open CASCADE Includes
 #include <AIS_Drawer.hxx>
@@ -210,10 +211,14 @@ void GEOM_AISShape::Compute(const Handle(PrsMgr_PresentationManager3d)& aPresent
 
   if (isShowVectors())
   {
+    const bool isVector = IsKind(STANDARD_TYPE(GEOM_AISVector));
     TopExp_Explorer Exp ( myshape, TopAbs_EDGE );
     for ( ; Exp.More(); Exp.Next() ) {
       TopoDS_Vertex aV1, aV2;
       TopoDS_Edge anEdgeE = TopoDS::Edge(Exp.Current());
+      if ( !isVector )
+        // draw curve direction (issue 0021087)
+        anEdgeE.Orientation( TopAbs_FORWARD );
 
       if ( anEdgeE.IsNull() ) continue;