Merge branch 'BR_1328' into BR_DEMO

[modules/hydro.git] / src / HYDROGUI / HYDROGUI_Polyline.cxx

diff --git a/src/HYDROGUI/HYDROGUI_Polyline.cxx b/src/HYDROGUI/HYDROGUI_Polyline.cxx
index 7fd3e7184e80180f4851b192f9d940f11940e8aa..b9a7a2aacb62ab1c041395bc3438460992192639 100644 (file)
--- a/src/HYDROGUI/HYDROGUI_Polyline.cxx
+++ b/src/HYDROGUI/HYDROGUI_Polyline.cxx
@@ -41,7 +41,6 @@
 #include <BRepAdaptor_Curve.hxx>
 #include <Prs3d_LineAspect.hxx>
 
-IMPLEMENT_STANDARD_HANDLE (HYDROGUI_Polyline, AIS_Shape)
 IMPLEMENT_STANDARD_RTTIEXT(HYDROGUI_Polyline, AIS_Shape)
 
 
@@ -83,13 +82,24 @@ void HYDROGUI_Polyline::Compute(const Handle(PrsMgr_PresentationManager3d)& aPre
   Aspect_TypeOfLine aType;
   Standard_Real anWidth;
   Attributes()->LineAspect()->Aspect()->Values( aColor, aType, anWidth );
+  anWidth =2;
   Handle(Graphic3d_AspectLine3d) anAspect = new Graphic3d_AspectLine3d( aColor, aType, anWidth );
 
   TopExp_Explorer Exp1 ( myshape, TopAbs_EDGE );
+  Bnd_Box BB;
+  BRepBndLib::AddClose(myshape, BB);
+  double xmin, xmax, ymin, ymax, zmin, zmax;
+  double devCoeff = 0.05;
+  if (!BB.IsVoid())
+  {
+    BB.Get(xmin, ymin, zmin, xmax, ymax, zmax); //ignore Z coord
+    double minSide = Min(Abs(xmax - xmin), Abs(ymax - ymin));
+    devCoeff = minSide > 50 ? 0.05 : minSide / 3000;
+  }
   for ( ; Exp1.More(); Exp1.Next() )
   {
     TopoDS_Edge anEdge = TopoDS::Edge( Exp1.Current() );
-    Handle( Graphic3d_ArrayOfPolylines ) anArray = BuildEdgePresentation( anEdge, 0.1 );
+    Handle( Graphic3d_ArrayOfPolylines ) anArray = BuildEdgePresentation( anEdge, devCoeff );
     if( !anArray.IsNull() )
     {
       aGroup->SetPrimitivesAspect( anAspect );
@@ -153,7 +163,8 @@ void HYDROGUI_Polyline::Compute(const Handle(PrsMgr_PresentationManager3d)& aPre
     
     gp_Pnt aPnt1 = C->Value (aMaxRatioStep);
     gp_Vec aDir;
-    if (!UseD1) {
+    if (!UseD1) 
+    {
       GCPnts_AbscissaPoint aAbsPoint(aAdC, -aArrLen, aMaxRatioStep);
       double aParam = aAbsPoint.Parameter();      
       gp_Pnt aPnt2 = C->Value (aParam);
@@ -161,7 +172,8 @@ void HYDROGUI_Polyline::Compute(const Handle(PrsMgr_PresentationManager3d)& aPre
       D.Subtract (aPnt2.XYZ());
       aDir = D;
     }
-    else
+
+    if (UseD1 || aDir.IsEqual (gp_Vec(0,0,0), Precision::Confusion(), Precision::Angular()))
       C->D1(aMaxRatioStep, aPnt1, aDir);
   
     if ( anEdge.Orientation() == TopAbs_REVERSED )