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0021131: EDF 1167 NETGENPLUGIN: SIGSEGV when trying to mesh a shape with degenerated edges

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prevent access to NULL curve of the degenerated edge
This commit is contained in:
eap 2011-01-21 17:45:09 +00:00
parent 7aacc6b391
commit c4fe195950
1 changed files with 19 additions and 8 deletions
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11
src/NETGENPlugin/NETGENPlugin_Mesher.cxx
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@ -1416,6 +1416,16 @@ namespace
const int nb = 1000; const int nb = 1000;
Standard_Real u1, u2; Standard_Real u1, u2;
Handle(Geom_Curve) curve = BRep_Tool::Curve(edge, u1, u2); Handle(Geom_Curve) curve = BRep_Tool::Curve(edge, u1, u2);
if ( curve.IsNull() )
{
TopoDS_Iterator vIt( edge );
if ( !vIt.More() ) return;
gp_Pnt p = BRep_Tool::Pnt( TopoDS::Vertex( vIt.Value() ));
netgen::Point3d pi(p.X(), p.Y(), p.Z());
mesh.RestrictLocalH(pi, size);
}
else
{
Standard_Real delta = (u2-u1)/nb; Standard_Real delta = (u2-u1)/nb;
for(int i=0; i<nb; i++) for(int i=0; i<nb; i++)
{ {
@ -1429,6 +1439,7 @@ namespace
mesh.RestrictLocalH(pi, resultSize/1.201); mesh.RestrictLocalH(pi, resultSize/1.201);
} }
} }
}
//================================================================================ //================================================================================
/*! /*!