Method AddMeshVertex

Common/DataModel/vtkReebGraph.cxx:2240–2275

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//------------------------------------------------------------------------------
vtkIdType vtkReebGraph::Implementation::AddMeshVertex(vtkIdType vertexId, double scalar)
{
  static bool firstVertex = true;

  ScalarField[vertexId] = scalar;

  vtkIdType N0;
  ResizeMainNodeTable(1);

  // create a new node in the graph...
  N0 = this->MainNodeTable.FreeZone;
  this->MainNodeTable.FreeZone = this->GetNode(N0)->ArcDownId;
  ++(this->MainNodeTable.Number);
  memset(this->GetNode(N0), 0, sizeof(vtkReebNode));

  vtkReebNode* node = this->GetNode(N0);
  node->VertexId = vertexId;
  node->Value = scalar;
  node->ArcDownId = 0;
  node->ArcUpId = 0;
  node->IsFinalized = false;

  if (firstVertex)
  {
    this->MinimumScalarValue = node->Value;
    this->MaximumScalarValue = node->Value;
  }
  else
  {
    this->MaximumScalarValue = std::max(node->Value, this->MaximumScalarValue);
    this->MinimumScalarValue = std::min(node->Value, this->MinimumScalarValue);
  }
  firstVertex = false;

  return N0;
}

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vtkIdType vtkReebGraph::Implementation::FindDwLabel(vtkIdType nodeId, vtkReebLabelTag label)