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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
/**
* @class vtkImageStencilAlgorithm
* @brief producer of vtkImageStencilData
*
* vtkImageStencilAlgorithm is a superclass for filters that generate
* the special vtkImageStencilData type. This data type is a special
* representation of a binary image that can be used as a mask by
* several imaging filters.
* @sa
* vtkImageStencilData vtkImageStencilSource
*/
#ifndef vtkImageStencilAlgorithm_h
#define vtkImageStencilAlgorithm_h
#include "vtkAlgorithm.h"
#include "vtkImagingCoreModule.h" // For export macro
VTK_ABI_NAMESPACE_BEGIN
class vtkImageStencilData;
class VTKIMAGINGCORE_EXPORT vtkImageStencilAlgorithm : public vtkAlgorithm
{
public:
static vtkImageStencilAlgorithm* New();
vtkTypeMacro(vtkImageStencilAlgorithm, vtkAlgorithm);
void PrintSelf(ostream& os, vtkIndent indent) override;
///@{
/**
* Get or set the output for this source.
*/
void SetOutput(vtkImageStencilData* output);
vtkImageStencilData* GetOutput();
///@}
/**
* see vtkAlgorithm for details
*/
vtkTypeBool ProcessRequest(
vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
protected:
vtkImageStencilAlgorithm();
~vtkImageStencilAlgorithm() override;
virtual int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
virtual int RequestInformation(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
virtual int RequestUpdateExtent(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
vtkImageStencilData* AllocateOutputData(vtkDataObject* out, int* updateExt);
int FillOutputPortInformation(int, vtkInformation*) override;
private:
vtkImageStencilAlgorithm(const vtkImageStencilAlgorithm&) = delete;
void operator=(const vtkImageStencilAlgorithm&) = delete;
};
VTK_ABI_NAMESPACE_END
#endif
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