From: eap <eap@opencascade.com>
Date: Mon, 29 Nov 2010 10:11:01 +0000 (+0000)
Subject: 0021087: EDF 1673 GEOM: Start and End length hypotheses don't always match edges... 
X-Git-Tag: RELIQUAT_5x_15112010~6
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=ae11f3c87db5cf0b43de79199e432b3f5095c400;p=modules%2Fgeom.git

0021087: EDF 1673 GEOM: Start and End length hypotheses don't always match edges orientation
   Remember if this is a vector or not in order to take into account
   REVERSED orientation of vectors only, for others make orientation
   FORWARD to show direction of 3D curve

-  bool myIsVector;
+  bool myIsVector, myIsVectorMode;
---

diff --git a/src/OCC2VTK/GEOM_EdgeSource.cxx b/src/OCC2VTK/GEOM_EdgeSource.cxx
index e44cc81e0..54f4ece23 100755
--- a/src/OCC2VTK/GEOM_EdgeSource.cxx
+++ b/src/OCC2VTK/GEOM_EdgeSource.cxx
@@ -65,8 +65,11 @@ Execute()
 
   TEdgeSet::Iterator anIter (myEdgeSet);
   for (; anIter.More(); anIter.Next()) {
-    const TopoDS_Edge& anEdge = anIter.Value();
-    OCC2VTK(anEdge,aPolyData,aPts,myIsVector);
+    TopoDS_Edge anEdge = anIter.Value();
+    if ( !myIsVector )
+      // draw curve direction (issue 0021087)
+      anEdge.Orientation( TopAbs_FORWARD );
+    OCC2VTK(anEdge,aPolyData,aPts,myIsVector||myIsVectorMode);
   }
 }
 
@@ -263,10 +266,10 @@ void GEOM_EdgeSource::OCC2VTK (const TopoDS_Edge& theEdge,
 
 void GEOM_EdgeSource::SetVectorMode (bool theMode)
 {
-  myIsVector = theMode;
+  myIsVectorMode = theMode;
 }
 
 bool GEOM_EdgeSource::GetVectorMode ()
 {
-  return myIsVector;
+  return !myIsVector && myIsVectorMode;
 }
diff --git a/src/OCC2VTK/GEOM_EdgeSource.h b/src/OCC2VTK/GEOM_EdgeSource.h
index 9ef08683f..6ea230d55 100755
--- a/src/OCC2VTK/GEOM_EdgeSource.h
+++ b/src/OCC2VTK/GEOM_EdgeSource.h
@@ -57,7 +57,7 @@ protected:
   TEdgeSet myEdgeSet;
   // The <myIsVector> flag is common for all edges, because the shape,
   // representing a vector, can have only one edge.
-  bool myIsVector;
+  bool myIsVector, myIsVectorMode;
  
   void Execute();