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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
/**
* @class vtkImageDataStreamer
* @brief Initiates streaming on image data.
*
* To satisfy a request, this filter calls update on its input
* many times with smaller update extents. All processing up stream
* streams smaller pieces.
*/
#ifndef vtkImageDataStreamer_h
#define vtkImageDataStreamer_h
#include "vtkImageAlgorithm.h"
#include "vtkImagingCoreModule.h" // For export macro
VTK_ABI_NAMESPACE_BEGIN
class vtkExtentTranslator;
class VTKIMAGINGCORE_EXPORT vtkImageDataStreamer : public vtkImageAlgorithm
{
public:
static vtkImageDataStreamer* New();
vtkTypeMacro(vtkImageDataStreamer, vtkImageAlgorithm);
void PrintSelf(ostream& os, vtkIndent indent) override;
///@{
/**
* Set how many pieces to divide the input into.
* void SetNumberOfStreamDivisions(int num);
* int GetNumberOfStreamDivisions();
*/
vtkSetMacro(NumberOfStreamDivisions, int);
vtkGetMacro(NumberOfStreamDivisions, int);
///@}
///@{
/**
* Get the extent translator that will be used to split the requests
*/
virtual void SetExtentTranslator(vtkExtentTranslator*);
vtkGetObjectMacro(ExtentTranslator, vtkExtentTranslator);
///@}
// See the vtkAlgorithm for a description of what these do
vtkTypeBool ProcessRequest(
vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
protected:
vtkImageDataStreamer();
~vtkImageDataStreamer() override;
vtkExtentTranslator* ExtentTranslator;
int NumberOfStreamDivisions;
int CurrentDivision;
private:
vtkImageDataStreamer(const vtkImageDataStreamer&) = delete;
void operator=(const vtkImageDataStreamer&) = delete;
};
VTK_ABI_NAMESPACE_END
#endif
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