Method ArrayIsValid

Common/ExecutionModel/vtkDemandDrivenPipeline.cxx:910–960

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//------------------------------------------------------------------------------
int vtkDemandDrivenPipeline::ArrayIsValid(vtkAbstractArray* array, vtkInformation* field)
{
  // Enforce existence of the array.
  if (!array)
  {
    return 0;
  }

  // Enforce name of the array.  This should really only be used for
  // field data (not point or cell data).
  if (const char* name = field->Get(vtkDataObject::FIELD_NAME()))
  {
    if (!array->GetName() || (strcmp(name, array->GetName()) != 0))
    {
      return 0;
    }
  }

  // Enforce component type for the array.
  if (field->Has(vtkDataObject::FIELD_ARRAY_TYPE()))
  {
    int arrayType = field->Get(vtkDataObject::FIELD_ARRAY_TYPE());
    if (array->GetDataType() != arrayType)
    {
      return 0;
    }
  }

  // Enforce number of components for the array.
  if (field->Has(vtkDataObject::FIELD_NUMBER_OF_COMPONENTS()))
  {
    int arrayNumComponents = field->Get(vtkDataObject::FIELD_NUMBER_OF_COMPONENTS());
    if (array->GetNumberOfComponents() != arrayNumComponents)
    {
      return 0;
    }
  }

  // Enforce number of tuples.  This should really only be used for
  // field data (not point or cell data).
  if (field->Has(vtkDataObject::FIELD_NUMBER_OF_TUPLES()))
  {
    int arrayNumTuples = field->Get(vtkDataObject::FIELD_NUMBER_OF_TUPLES());
    if (array->GetNumberOfTuples() != arrayNumTuples)
    {
      return 0;
    }
  }

  return 1;
}

//------------------------------------------------------------------------------
int vtkDemandDrivenPipeline::InputIsOptional(int port)