pre: fix bug EDF 7854: src/SMDS/SMDS_UnstructuredGrid.cxx SMDS_UnstructuredGrid:...

diff --git a/src/SMDS/SMDS_UnstructuredGrid.cxx b/src/SMDS/SMDS_UnstructuredGrid.cxx
index 9d878c655810629fc6535305c1db79730fe19fdf..6012a4f38595e5d3befeb7539b86b784a7796395 100644 (file)
--- a/src/SMDS/SMDS_UnstructuredGrid.cxx
+++ b/src/SMDS/SMDS_UnstructuredGrid.cxx
@@ -1081,8 +1081,11 @@ SMDS_MeshCell* SMDS_UnstructuredGrid::extrudeVolumeFromFace(int vtkVolId,
               double *coords = this->GetPoint(oldId);
               SMDS_MeshNode *newNode = _mesh->AddNode(coords[0], coords[1], coords[2]);
               newId = newNode->getVtkId();
-              std::map<long, int> emptyMap;
-              nodeQuadDomains[oldId] = emptyMap;
+              if (! nodeQuadDomains.count(oldId))
+                {
+                  std::map<long, int> emptyMap;
+                  nodeQuadDomains[oldId] = emptyMap;
+                }
               nodeQuadDomains[oldId][dom1_2] = newId;
             }
           orderedNodes.push_back(newId);