Method WritePointDataAppendedData

IO/XML/vtkXMLWriter.cxx:2449–2492

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//------------------------------------------------------------------------------
void vtkXMLWriter::WritePointDataAppendedData(
  vtkPointData* pd, int timestep, OffsetsManagerGroup* pdManager)
{
  float progressRange[2] = { 0.f, 0.f };

  this->GetProgressRange(progressRange);
  for (int i = 0; i < pd->GetNumberOfArrays(); ++i)
  {
    this->SetProgressRange(progressRange, i, pd->GetNumberOfArrays());
    vtkMTimeType mtime = pd->GetMTime();
    // Only write pd if MTime has changed
    vtkMTimeType& pdMTime = pdManager->GetElement(i).GetLastMTime();
    vtkAbstractArray* a = pd->GetAbstractArray(i);
    if (pdMTime != mtime || timestep == 0)
    {
      pdMTime = mtime;
      this->WriteArrayAppendedData(a, pdManager->GetElement(i).GetPosition(timestep),
        pdManager->GetElement(i).GetOffsetValue(timestep));
      if (this->ErrorCode != vtkErrorCode::NoError)
      {
        return;
      }
    }
    else
    {
      assert(timestep > 0);
      pdManager->GetElement(i).GetOffsetValue(timestep) =
        pdManager->GetElement(i).GetOffsetValue(timestep - 1);
      this->ForwardAppendedDataOffset(pdManager->GetElement(i).GetPosition(timestep),
        pdManager->GetElement(i).GetOffsetValue(timestep), "offset");
    }
    vtkDataArray* d = vtkArrayDownCast<vtkDataArray>(a);
    if (d)
    {
      // ranges are only written in case of Data Arrays.
      double range[2];
      d->GetRange(range, -1);
      this->ForwardAppendedDataDouble(
        pdManager->GetElement(i).GetRangeMinPosition(timestep), range[0], "RangeMin");
      this->ForwardAppendedDataDouble(
        pdManager->GetElement(i).GetRangeMaxPosition(timestep), range[1], "RangeMax");
    }
  }
}

//------------------------------------------------------------------------------
void vtkXMLWriter::WriteCellDataAppended(