Method GetInputInformation

Common/ExecutionModel/vtkAlgorithm.cxx:1568–1578

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//------------------------------------------------------------------------------
vtkInformation* vtkAlgorithm::GetInputInformation(int port, int index)
{
  if (index < 0 || index >= this->GetNumberOfInputConnections(port))
  {
    vtkErrorMacro("Attempt to get connection index "
      << index << " for input port " << port << ", which has "
      << this->GetNumberOfInputConnections(port) << " connections.");
    return nullptr;
  }
  return this->GetExecutive()->GetInputInformation(port, index);
}

//------------------------------------------------------------------------------
vtkAlgorithm* vtkAlgorithm::GetInputAlgorithm(int port, int index)