Method ProcessDataObject

Filters/Hybrid/vtkTemporalArrayOperatorFilter.cxx:303–363

------------------------------------------------------------------------------

//------------------------------------------------------------------------------
vtkDataObject* vtkTemporalArrayOperatorFilter::ProcessDataObject(
  vtkDataObject* inputData0, vtkDataObject* inputData1)
{
  vtkDataArray* inputArray0 = this->GetInputArrayToProcess(0, inputData0);
  vtkDataArray* inputArray1 = this->GetInputArrayToProcess(0, inputData1);
  if (!inputArray0 || !inputArray1)
  {
    vtkErrorMacro(<< "Unable to retrieve data arrays to process.");
    return nullptr;
  }

  if (inputArray0->GetDataType() != inputArray1->GetDataType())
  {
    vtkErrorMacro(<< "Array type in each time step are different.");
    return nullptr;
  }

  if (strcmp(inputArray0->GetName(), inputArray1->GetName()) != 0)
  {
    vtkErrorMacro(<< "Array name in each time step are different.");
    return nullptr;
  }

  if (inputArray0->GetNumberOfComponents() != inputArray1->GetNumberOfComponents())
  {
    vtkErrorMacro(<< "The number of components of the array in each time "
                     "step are different.");
    return nullptr;
  }

  if (inputArray0->GetNumberOfTuples() != inputArray1->GetNumberOfTuples())
  {
    vtkErrorMacro(<< "The number of tuples of the array in each time step"
                     "are different.");
    return nullptr;
  }

  // Copy input structure into output
  vtkDataObject* outputDataObject = inputData0->NewInstance();
  outputDataObject->ShallowCopy(inputData0);

  vtkSmartPointer<vtkDataArray> outputArray;
  outputArray.TakeReference(this->ProcessDataArray(inputArray0, inputArray1));

  vtkFieldData* field =
    outputDataObject->GetAttributesAsFieldData(this->GetInputArrayAssociation());
  if (!field)
  {
    vtkErrorMacro(<< "Bad input association ("
                  << vtkDataObject::GetAssociationTypeAsString(this->GetInputArrayAssociation())
                  << ") for input data object (" << outputDataObject->GetClassName() << ")");
  }
  else
  {
    field->AddArray(outputArray);
  }

  this->CheckAbort();