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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
/**
* @class vtkImageExtractComponents
* @brief Outputs a single component
*
* vtkImageExtractComponents takes an input with any number of components
* and outputs some of them. It does involve a copy of the data.
*
* @sa
* vtkImageAppendComponents
*/
#ifndef vtkImageExtractComponents_h
#define vtkImageExtractComponents_h
#include "vtkImagingCoreModule.h" // For export macro
#include "vtkThreadedImageAlgorithm.h"
VTK_ABI_NAMESPACE_BEGIN
class VTKIMAGINGCORE_EXPORT vtkImageExtractComponents : public vtkThreadedImageAlgorithm
{
public:
static vtkImageExtractComponents* New();
vtkTypeMacro(vtkImageExtractComponents, vtkThreadedImageAlgorithm);
void PrintSelf(ostream& os, vtkIndent indent) override;
///@{
/**
* Set/Get the components to extract.
*/
void SetComponents(int c1);
void SetComponents(int c1, int c2);
void SetComponents(int c1, int c2, int c3);
vtkGetVector3Macro(Components, int);
///@}
///@{
/**
* Get the number of components to extract. This is set implicitly by the
* SetComponents() method.
*/
vtkGetMacro(NumberOfComponents, int);
///@}
protected:
vtkImageExtractComponents();
~vtkImageExtractComponents() override = default;
int NumberOfComponents;
int Components[3];
int RequestInformation(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
void ThreadedExecute(vtkImageData* inData, vtkImageData* outData, int ext[6], int id) override;
private:
vtkImageExtractComponents(const vtkImageExtractComponents&) = delete;
void operator=(const vtkImageExtractComponents&) = delete;
};
VTK_ABI_NAMESPACE_END
#endif
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