From: azv <azv@opencascade.com>
Date: Wed, 24 Jan 2018 16:22:42 +0000 (+0300)
Subject: Fix for issue #2423: verify that maximal degree in Filling is enough to interpolate... 
X-Git-Tag: V_3.0.0RC1~3
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=934f47b645a3047da36bf5f74b7d4e23fb4e28d4;p=modules%2Fshaper.git

Fix for issue #2423: verify that maximal degree in Filling is enough to interpolate given number of section.
---

diff --git a/src/GeomAlgoAPI/GeomAlgoAPI_Filling.cpp b/src/GeomAlgoAPI/GeomAlgoAPI_Filling.cpp
index 338409aa5..0dc3861f5 100644
--- a/src/GeomAlgoAPI/GeomAlgoAPI_Filling.cpp
+++ b/src/GeomAlgoAPI/GeomAlgoAPI_Filling.cpp
@@ -97,7 +97,12 @@ void GeomAlgoAPI_Filling::buildByEdges()
 
   // a 'tolerance' is used to compare 2 knots
   aSection.Perform(Precision::PConfusion());
-  Handle(GeomFill_Line) aLine = new GeomFill_Line((int)aCurves.size());
+  int aNbCurves = (int)aCurves.size();
+  Handle(GeomFill_Line) aLine = new GeomFill_Line(aNbCurves);
+
+  // check myMaxDegree >= aCurves.size() - 1 to be able to interpolate a surface
+  if (myMaxDegree + 1 < aNbCurves)
+    return;
 
   // perform filling by sections
   GeomFill_AppSurf anAppSurf(myMinDegree, myMaxDegree, myTol3D, myTol2D, myNbIter);