Improve the clearness of the message in case of the ELNO surface filter is used inste...

[modules/paravis.git] / src / Plugins / MEDReader / IO / vtkExtractGroup.cxx

diff --git a/src/Plugins/MEDReader/IO/vtkExtractGroup.cxx b/src/Plugins/MEDReader/IO/vtkExtractGroup.cxx
index 280e4d8837cca2e87c4eabf075225287b63e5995..c2d3b1551df11a91544e6174a7d43a7029e88835 100644 (file)
--- a/src/Plugins/MEDReader/IO/vtkExtractGroup.cxx
+++ b/src/Plugins/MEDReader/IO/vtkExtractGroup.cxx
@@ -117,6 +117,7 @@ public:
   void printMySelf(std::ostream& os) const;
   std::set<int> getIdsToKeep() const;
   int getIdOfFamily(const std::string& famName) const;
+  static bool IsInformationOK(vtkInformation *info);
 private:
   std::map<std::string,int> computeFamStrIdMap() const;
   const ExtractGroupStatus& getEntry(const char *entry) const;
@@ -158,6 +159,27 @@ bool ExtractGroupGrp::isSameAs(const ExtractGroupGrp& other) const
     return false;
 }
 
+bool vtkExtractGroup::vtkExtractGroupInternal::IsInformationOK(vtkInformation *info)
+{
+  if(!info->Has(vtkDataObject::SIL()))
+    return false;
+  vtkMutableDirectedGraph *sil(vtkMutableDirectedGraph::SafeDownCast(info->Get(vtkDataObject::SIL())));
+  if(!sil)
+    return false;
+  int idNames(0);
+  vtkAbstractArray *verticesNames(sil->GetVertexData()->GetAbstractArray("Names",idNames));
+  vtkStringArray *verticesNames2(vtkStringArray::SafeDownCast(verticesNames));
+  if(!verticesNames2)
+    return false;
+  for(int i=0;i<verticesNames2->GetNumberOfValues();i++)
+    {
+      vtkStdString &st(verticesNames2->GetValue(i));
+      if(st=="MeshesFamsGrps")
+        return true;
+    }
+  return false;
+}
+
 void vtkExtractGroup::vtkExtractGroupInternal::loadFrom(vtkMutableDirectedGraph *sil)
 {
   std::vector<ExtractGroupGrp> oldGrps(_groups); _groups.clear();
@@ -406,7 +428,7 @@ int vtkExtractGroup::RequestInformation(vtkInformation *request, vtkInformationV
       vtkExecutive *exe(GetExecutive());
       vtkAlgorithm *alg(this);
       vtkInformation *infoOnSIL(alg->GetOutputInformation(0));
-      while(!infoOnSIL->Has(vtkDataObject::SIL()))// skipping vtkPVPostFilter
+      while(!vtkExtractGroup::vtkExtractGroupInternal::IsInformationOK(infoOnSIL))// skipping vtkPVPostFilter
        {
          if(exe->GetNumberOfInputConnections(0)<1)
            {