Method SetInputUpdateExtent

IO/XML/vtkXMLStructuredDataWriter.cxx:64–81

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//------------------------------------------------------------------------------
void vtkXMLStructuredDataWriter::SetInputUpdateExtent(int piece)
{
  vtkInformation* inInfo = this->GetExecutive()->GetInputInformation(0, 0);
  inInfo->Set(vtkStreamingDemandDrivenPipeline::UPDATE_PIECE_NUMBER(), piece);
  inInfo->Set(vtkStreamingDemandDrivenPipeline::UPDATE_NUMBER_OF_PIECES(), this->NumberOfPieces);
  inInfo->Set(vtkStreamingDemandDrivenPipeline::UPDATE_NUMBER_OF_GHOST_LEVELS(), this->GhostLevel);
  if ((this->WriteExtent[0] == 0) && (this->WriteExtent[1] == -1) && (this->WriteExtent[2] == 0) &&
    (this->WriteExtent[3] == -1) && (this->WriteExtent[4] == 0) && (this->WriteExtent[5] == -1))
  {
    inInfo->Set(vtkStreamingDemandDrivenPipeline::UPDATE_EXTENT(),
      inInfo->Get(vtkStreamingDemandDrivenPipeline::WHOLE_EXTENT()), 6);
  }
  else
  {
    inInfo->Set(vtkStreamingDemandDrivenPipeline::UPDATE_EXTENT(), this->WriteExtent, 6);
  }
  inInfo->Set(vtkStreamingDemandDrivenPipeline::EXACT_EXTENT(), 1);
}

vtkIdType vtkXMLStructuredDataWriter::GetNumberOfValues(vtkDataSet* input)
{