From 4d49d57d0982b36816f120eaa8bd46233e14a726 Mon Sep 17 00:00:00 2001
From: Anthony Geay <anthony.geay@edf.fr>
Date: Tue, 14 Feb 2017 10:52:11 +0100
Subject: [PATCH] Generalization of meshes without cells but only nodes

---
 src/Plugins/MEDWriter/IO/vtkMEDWriter.cxx | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/Plugins/MEDWriter/IO/vtkMEDWriter.cxx b/src/Plugins/MEDWriter/IO/vtkMEDWriter.cxx
index 7adc0d57..69e1cba9 100644
--- a/src/Plugins/MEDWriter/IO/vtkMEDWriter.cxx
+++ b/src/Plugins/MEDWriter/IO/vtkMEDWriter.cxx
@@ -495,7 +495,14 @@ void AddNodeFields(MEDFileData *mfd, vtkDataSetAttributes *dsa)
   MEDFileUMesh *mmu(dynamic_cast<MEDFileUMesh *>(mm));
   if(!mmu)
     throw MZCException("AddNodeFields : internal error 2 !");
-  MCAuto<MEDCouplingUMesh> mesh(mmu->getMeshAtLevel(0));
+  MCAuto<MEDCouplingUMesh> mesh;
+  if(!mmu->getNonEmptyLevels().empty())
+    mesh=mmu->getMeshAtLevel(0);
+  else
+    {
+      mesh=MEDCouplingUMesh::Build0DMeshFromCoords(mmu->getCoords());
+      mesh->setName(mmu->getName());
+    }
   int nba(dsa->GetNumberOfArrays());
   for(int i=0;i<nba;i++)
     {
@@ -714,7 +721,6 @@ void ConvertFromUnstructuredGrid(MEDFileData *ret, vtkUnstructuredGrid *ds, cons
         }
     }
   int dummy(0);
-  int meshDim(lev->getMaxValue(dummy));
   MCAuto<DataArrayInt> levs(lev->getDifferentValues());
   std::vector< MicroField > ms;
   vtkIdTypeArray *faces(ds->GetFaces()),*faceLoc(ds->GetFaceLocations());
-- 
2.39.2