From: isn <isn@opencascade.com>
Date: Tue, 26 Mar 2019 17:08:13 +0000 (+0300)
Subject: lot 11 : use occt conversion for bsplines (3d->2d)
X-Git-Tag: SH_V2_2_0~99^2~26^2~3
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=2fc0787360e16a134eae6251d99df429c2478e6f;p=modules%2Fhydro.git

lot 11 : use occt conversion for bsplines (3d->2d)
---

diff --git a/src/HYDROData/HYDROData_StreamLinearInterpolation.cxx b/src/HYDROData/HYDROData_StreamLinearInterpolation.cxx
index f7c9d1a8..11ef389f 100644
--- a/src/HYDROData/HYDROData_StreamLinearInterpolation.cxx
+++ b/src/HYDROData/HYDROData_StreamLinearInterpolation.cxx
@@ -386,7 +386,7 @@ void HYDROData_StreamLinearInterpolation::Perform(const HYDROData_SequenceOfObje
 
   Handle(Geom2d_Curve) Hax2d;
   PolyToCurve2d(hax, Hax2d);
-  if (Hax2d->IsClosed()) //can't be closed
+  if (hax->IsClosed() || Hax2d->IsClosed()) //can't be closed
   {
     if (warnings)
       warnings->push_back(hax->GetName().toStdString() + " is closed; abort");
diff --git a/src/HYDROData/HYDROData_Tool.cxx b/src/HYDROData/HYDROData_Tool.cxx
index 4cd66c6a..241131ac 100755
--- a/src/HYDROData/HYDROData_Tool.cxx
+++ b/src/HYDROData/HYDROData_Tool.cxx
@@ -921,21 +921,23 @@ Handle(Geom2d_Curve) HYDROData_Tool::BRepAdaptorTo2DCurve( const BRepAdaptor_Cur
 
   if( ad.GetType() == GeomAbs_BSplineCurve )
   {
-    //just ignore Z coord, without projecting
     Handle(Geom_BSplineCurve) aSpline = ad.Curve().BSpline();
     if (aSpline.IsNull())
       return Handle(Geom2d_Curve)();
-    TColgp_Array1OfPnt poles3d = aSpline->Poles();
-    TColgp_HArray1OfPnt2d poles2d(poles3d.Lower(), poles3d.Upper());
-    for (int i=poles3d.Lower(); i<=poles3d.Upper();i++)
-    {
-      gp_XY p2d(poles3d(i).X(), poles3d(i).Y()); 
-      poles2d(i).SetXY(p2d);
-    }
-    const TColStd_Array1OfReal& knots = aSpline->Knots();
-    const TColStd_Array1OfInteger& multiplicities = aSpline->Multiplicities();
-    int aDegree = aSpline->Degree();
-    return new Geom2d_BSplineCurve( poles2d, knots, multiplicities, aDegree );
+
+    return GeomAPI::To2d(aSpline, gp_Pln(gp::XOY()));
+
+   //TColgp_Array1OfPnt poles3d = aSpline->Poles();
+   //TColgp_HArray1OfPnt2d poles2d(poles3d.Lower(), poles3d.Upper());
+   //for (int i=poles3d.Lower(); i<=poles3d.Upper();i++)
+   //{
+   //  gp_XY p2d(poles3d(i).X(), poles3d(i).Y()); 
+   //  poles2d(i).SetXY(p2d);
+   //}
+   //const TColStd_Array1OfReal& knots = aSpline->Knots();
+   //const TColStd_Array1OfInteger& multiplicities = aSpline->Multiplicities();
+   //int aDegree = aSpline->Degree();
+   //return new Geom2d_BSplineCurve( poles2d, knots, multiplicities, aDegree );
   }
   return Handle(Geom2d_Curve)();
 }