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/*=========================================================================
Program: Visualization Toolkit
Module: vtkXMLStructuredDataWriter.h
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
// .NAME vtkXMLStructuredDataWriter - Superclass for VTK XML structured data writers.
// .SECTION Description
// vtkXMLStructuredDataWriter provides VTK XML writing functionality that
// is common among all the structured data formats.
#ifndef __vtkXMLStructuredDataWriter_h
#define __vtkXMLStructuredDataWriter_h
#include "vtkIOXMLModule.h" // For export macro
#include "vtkXMLWriter.h"
class vtkAbstractArray;
class vtkExtentTranslator;
class vtkInformation;
class vtkInformationVector;
class VTKIOXML_EXPORT vtkXMLStructuredDataWriter : public vtkXMLWriter
{
public:
vtkTypeMacro(vtkXMLStructuredDataWriter,vtkXMLWriter);
void PrintSelf(ostream& os, vtkIndent indent);
// Description:
// Get/Set the number of pieces used to stream the image through the
// pipeline while writing to the file.
vtkSetMacro(NumberOfPieces, int);
vtkGetMacro(NumberOfPieces, int);
// Description:
// Get/Set the extent of the input that should be treated as the
// WholeExtent in the output file. The default is the WholeExtent
// of the input.
vtkSetVector6Macro(WriteExtent, int);
vtkGetVector6Macro(WriteExtent, int);
// Description:
// Get/Set the extent translator used for streaming.
virtual void SetExtentTranslator(vtkExtentTranslator*);
vtkGetObjectMacro(ExtentTranslator, vtkExtentTranslator);
protected:
vtkXMLStructuredDataWriter();
~vtkXMLStructuredDataWriter();
// Writing drivers defined by subclasses.
virtual void WritePrimaryElementAttributes(ostream &os, vtkIndent indent);
virtual void WriteAppendedPiece(int index, vtkIndent indent);
virtual void WriteAppendedPieceData(int index);
virtual void WriteInlinePiece(vtkIndent indent);
virtual void GetInputExtent(int* extent)=0;
virtual int WriteHeader();
virtual int WriteAPiece();
virtual int WriteFooter();
virtual void AllocatePositionArrays();
virtual void DeletePositionArrays();
void SetupExtentTranslator();
vtkAbstractArray* CreateExactExtent(vtkAbstractArray* array, int* inExtent,
int* outExtent, int isPoint);
virtual int WriteInlineMode(vtkIndent indent);
vtkIdType GetStartTuple(int* extent, vtkIdType* increments,
int i, int j, int k);
void CalculatePieceFractions(float* fractions);
// Define utility methods required by vtkXMLWriter.
virtual vtkAbstractArray* CreateArrayForPoints(vtkAbstractArray* inArray);
virtual vtkAbstractArray* CreateArrayForCells(vtkAbstractArray* inArray);
void SetInputUpdateExtent(int piece);
int ProcessRequest(vtkInformation* request,
vtkInformationVector** inputVector,
vtkInformationVector* outputVector);
vtkSetVector6Macro(InternalWriteExtent, int);
// The extent of the input to write, as specified by user
int WriteExtent[6];
// The actual extent of the input to write.
int InternalWriteExtent[6];
// Number of pieces used for streaming.
int NumberOfPieces;
// Translate piece number to extent.
vtkExtentTranslator* ExtentTranslator;
float* ProgressFractions;
int CurrentPiece;
// Appended data offsets of point and cell data arrays.
// Store offset position (add TimeStep support)
OffsetsManagerArray *PointDataOM;
OffsetsManagerArray *CellDataOM;
private:
vtkXMLStructuredDataWriter(const vtkXMLStructuredDataWriter&); // Not implemented.
void operator=(const vtkXMLStructuredDataWriter&); // Not implemented.
};
#endif
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