Method ReadPiece

IO/XML/vtkXMLStructuredDataReader.cxx:169–208

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

//------------------------------------------------------------------------------
int vtkXMLStructuredDataReader::ReadPiece(vtkXMLDataElement* ePiece)
{
  if (!this->Superclass::ReadPiece(ePiece))
  {
    return 0;
  }
  int* pieceExtent = this->PieceExtents + this->Piece * 6;

  // Read the extent of the piece.
  if (strcmp(ePiece->GetName(), "Piece") == 0)
  {
    if (!ePiece->GetAttribute("Extent"))
    {
      vtkErrorMacro("Piece has no extent.");
    }
    if (ePiece->GetVectorAttribute("Extent", 6, pieceExtent) < 6)
    {
      vtkErrorMacro("Extent attribute is not 6 integers.");
      return 0;
    }
  }
  else if (ePiece->GetVectorAttribute("WholeExtent", 6, pieceExtent) < 6)
  {
    vtkErrorMacro("WholeExtent attribute is not 6 integers.");
    return 0;
  }

  // Compute the dimensions and increments for this piece's extent.
  int* piecePointDimensions = this->PiecePointDimensions + this->Piece * 3;
  vtkIdType* piecePointIncrements = this->PiecePointIncrements + this->Piece * 3;
  int* pieceCellDimensions = this->PieceCellDimensions + this->Piece * 3;
  vtkIdType* pieceCellIncrements = this->PieceCellIncrements + this->Piece * 3;

  this->ComputePointDimensions(pieceExtent, piecePointDimensions);
  this->ComputePointIncrements(pieceExtent, piecePointIncrements);
  this->ComputeCellDimensions(pieceExtent, pieceCellDimensions);
  this->ComputeCellIncrements(pieceExtent, pieceCellIncrements);

  return 1;
}

//------------------------------------------------------------------------------
void vtkXMLStructuredDataReader::ReadXMLData()