ttkSignedDistanceField.h

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#pragma once
 
// VTK Module
#include <ttkSignedDistanceFieldModule.h>
 
// ttk code includes
#include <SignedDistanceField.h>
#include <ttkAlgorithm.h>
 
class vtkImageData;
 
class TTKSIGNEDDISTANCEFIELD_EXPORT ttkSignedDistanceField
  : public ttkAlgorithm,
    protected ttk::SignedDistanceField {
public:
  static ttkSignedDistanceField *New();
  vtkTypeMacro(ttkSignedDistanceField, ttkAlgorithm);


  vtkSetVector3Macro(SamplingDimensions, int);
  vtkGetVector3Macro(SamplingDimensions, int);
 
  vtkSetMacro(ExpandBox, bool);
  vtkGetMacro(ExpandBox, bool);
 
  vtkSetMacro(Backend, int);
  vtkGetMacro(Backend, int);
 
  vtkSetMacro(FastMarchingOrder, int);
  vtkGetMacro(FastMarchingOrder, int);

  vtkImageData *GetOutput();
 
protected:
  ttkSignedDistanceField();
 
  // Usual data generation method
  vtkTypeBool ProcessRequest(vtkInformation *,
                             vtkInformationVector **,
                             vtkInformationVector *) override;
  int RequestData(vtkInformation *request,
                  vtkInformationVector **inputVector,
                  vtkInformationVector *outputVector) override;
  int RequestInformation(vtkInformation *,
                         vtkInformationVector **,
                         vtkInformationVector *) override;
  int RequestUpdateExtent(vtkInformation *,
                          vtkInformationVector **,
                          vtkInformationVector *) override;
  int FillInputPortInformation(int, vtkInformation *) override;
  int FillOutputPortInformation(int, vtkInformation *) override;
 
  void computeOutputInformation(vtkInformationVector **inputVector);
 
  int SamplingDimensions[3];
  bool ExpandBox = true;
  int Backend = 0;
  int FastMarchingOrder = 1;
 
private:
  std::array<int, 6> DataExtent{0, 0, 0, 0, 0, 0};
  std::array<double, 3> Origin{0.0, 0.0, 0.0};
};