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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
/**
* @class vtkReebGraphSimplificationFilter
* @brief simplify an input Reeb graph.
*
* The filter takes an input vtkReebGraph object and outputs a
* vtkReebGraph object.
*/
#ifndef vtkReebGraphSimplificationFilter_h
#define vtkReebGraphSimplificationFilter_h
#include "vtkDirectedGraphAlgorithm.h"
#include "vtkFiltersReebGraphModule.h" // For export macro
VTK_ABI_NAMESPACE_BEGIN
class vtkReebGraph;
class vtkReebGraphSimplificationMetric;
class VTKFILTERSREEBGRAPH_EXPORT vtkReebGraphSimplificationFilter : public vtkDirectedGraphAlgorithm
{
public:
static vtkReebGraphSimplificationFilter* New();
vtkTypeMacro(vtkReebGraphSimplificationFilter, vtkDirectedGraphAlgorithm);
void PrintSelf(ostream& os, vtkIndent indent) override;
///@{
/**
* Set the persistence threshold for simplification (from 0 to 1).
* Default value: 0 (no simplification).
*/
vtkSetMacro(SimplificationThreshold, double);
vtkGetMacro(SimplificationThreshold, double);
///@}
/**
* Set the persistence metric evaluation code
* Default value: nullptr (standard topological persistence).
*/
void SetSimplificationMetric(vtkReebGraphSimplificationMetric* metric);
vtkReebGraph* GetOutput();
protected:
vtkReebGraphSimplificationFilter();
~vtkReebGraphSimplificationFilter() override;
double SimplificationThreshold;
vtkReebGraphSimplificationMetric* SimplificationMetric;
int FillInputPortInformation(int portNumber, vtkInformation*) override;
int FillOutputPortInformation(int, vtkInformation*) override;
int RequestData(vtkInformation* request, vtkInformationVector** inputVector,
vtkInformationVector* outputVector) override;
private:
vtkReebGraphSimplificationFilter(const vtkReebGraphSimplificationFilter&) = delete;
void operator=(const vtkReebGraphSimplificationFilter&) = delete;
};
VTK_ABI_NAMESPACE_END
#endif
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