vtkEqualizerFilter.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkEqualizerFilter_h
#define vtkEqualizerFilter_h
 
#include "vtkFiltersGeneralModule.h" // For export macro
#include "vtkTableAlgorithm.h"
 
#include <string> // for std::string
 
VTK_ABI_NAMESPACE_BEGIN
class VTKFILTERSGENERAL_EXPORT vtkEqualizerFilter : public vtkTableAlgorithm
{
public:
  static vtkEqualizerFilter* New();
  vtkTypeMacro(vtkEqualizerFilter, vtkTableAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  vtkSetMacro(SamplingFrequency, int);
  vtkGetMacro(SamplingFrequency, int);
 
 
  vtkSetMacro(AllColumns, bool);
  vtkGetMacro(AllColumns, bool);
 
 
  vtkSetStdStringFromCharMacro(Array);
  vtkGetCharFromStdStringMacro(Array);
 
  void SetPoints(const std::string& points);
  std::string GetPoints() const;
 
 
  vtkSetMacro(SpectrumGain, int);
  vtkGetMacro(SpectrumGain, int);
 
protected:
  vtkEqualizerFilter();
  ~vtkEqualizerFilter() override;
 
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
private:
  void ProcessColumn(
    vtkDataArray* array, vtkTable* spectrumTable, vtkTable* resultTable, vtkTable* normalizedTable);
 
  vtkEqualizerFilter(const vtkEqualizerFilter&) = delete;
  void operator=(const vtkEqualizerFilter&) = delete;
 
  int SamplingFrequency = 1000; // Hz
  bool AllColumns = false;
  std::string Array;
  int SpectrumGain = 0; // dB
 
  class vtkInternal;
  vtkInternal* Internal;
};
 
VTK_ABI_NAMESPACE_END
#endif