23068: [CEA 1505] Be able to keep meshing in 2D after having merged the nodes in 1D

[plugins/netgenplugin.git] / src / NETGENPlugin / NETGENPlugin_NETGEN_2D_ONLY.cxx

diff --git a/src/NETGENPlugin/NETGENPlugin_NETGEN_2D_ONLY.cxx b/src/NETGENPlugin/NETGENPlugin_NETGEN_2D_ONLY.cxx
index 3a853a65b58ebf88113e220d9ecfd870ee57d0b5..a8b57bea551d4689d786e2d23d6e2c63b2c98fa1 100644 (file)
--- a/src/NETGENPlugin/NETGENPlugin_NETGEN_2D_ONLY.cxx
+++ b/src/NETGENPlugin/NETGENPlugin_NETGEN_2D_ONLY.cxx
@@ -391,6 +391,8 @@ bool NETGENPlugin_NETGEN_2D_ONLY::Compute(SMESH_Mesh&         aMesh,
         for ( int iW = 0; iW < nbWires; ++iW )
         {
           const UVPtStructVec& points = wires[ iW ]->GetUVPtStruct();
+          if ( points.empty() )
+            return error( COMPERR_BAD_INPUT_MESH );
           gp_Pnt pPrev = SMESH_TNodeXYZ( points[0].node );
           for ( size_t i = 1; i < points.size(); ++i )
           {