Function setArrayComponentInfo

Common/ExecutionModel/vtkAlgorithm.cxx:75–91

Set or unset the vtkDataObject::FIELD_ATTRIBUTE_COMPONENT() value of \a info.

// Set or unset the vtkDataObject::FIELD_ATTRIBUTE_COMPONENT() value of \a info.
void setArrayComponentInfo(vtkInformation* info, int component)
{
  switch (component)
  {
    case vtkArrayComponents::Requested:
      vtkErrorWithObjectMacro(
        info, "SetInputArrayToProcess should never be called with 'requested' components.");
      [[fallthrough]];
    case vtkArrayComponents::AllComponents:
      // Remove the key since entire tuples should be processed rather than a component.
      info->Remove(vtkDataObject::FIELD_ATTRIBUTE_COMPONENT());
      break;
    default:
      info->Set(vtkDataObject::FIELD_ATTRIBUTE_COMPONENT(), component);
      break;
  }
}

vtkSmartPointer<vtkAbstractArray> arrayWithRequestedComponent(
  vtkAbstractArray* array, int specifiedComponent, int requestedComponent)