double *coords = this->GetPoint(oldId);
SMDS_MeshNode *newNode = _mesh->AddNode(coords[0], coords[1], coords[2]);
newId = newNode->getVtkId();
double *coords = this->GetPoint(oldId);
SMDS_MeshNode *newNode = _mesh->AddNode(coords[0], coords[1], coords[2]);
newId = newNode->getVtkId();