ttkPersistenceDiagramApproximation.h

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//
 
#pragma once
 
// VTK includes
#include <vtkDataArray.h>
#include <vtkUnstructuredGrid.h>
 
// VTK Module
#include <ttkPersistenceDiagramApproximationModule.h>
 
// ttk code includes
#include <PersistenceDiagram.h>
#include <ttkAlgorithm.h>
#include <ttkMacros.h>
 
class TTKPERSISTENCEDIAGRAMAPPROXIMATION_EXPORT
  ttkPersistenceDiagramApproximation : public ttkAlgorithm,
                                       protected ttk::PersistenceDiagram {
 
public:
  static ttkPersistenceDiagramApproximation *New();
 
  vtkTypeMacro(ttkPersistenceDiagramApproximation, ttkAlgorithm);
 
  vtkSetMacro(ForceInputOffsetScalarField, bool);
  vtkGetMacro(ForceInputOffsetScalarField, bool);
 
  vtkSetMacro(ShowInsideDomain, bool);
  vtkGetMacro(ShowInsideDomain, bool);
 
  vtkGetMacro(StartingResolutionLevel, int);
  vtkSetMacro(StartingResolutionLevel, int);
 
  vtkGetMacro(StoppingResolutionLevel, int);
  vtkSetMacro(StoppingResolutionLevel, int);
 
  vtkGetMacro(IsResumable, bool);
  vtkSetMacro(IsResumable, bool);
 
  vtkGetMacro(TimeLimit, double);
  vtkSetMacro(TimeLimit, double);
 
  vtkGetMacro(Epsilon, double);
  vtkSetMacro(Epsilon, double);
 
protected:
  ttkPersistenceDiagramApproximation();
 
  int RequestData(vtkInformation *request,
                  vtkInformationVector **inputVector,
                  vtkInformationVector *outputVector) override;
 
  int FillInputPortInformation(int port, vtkInformation *info) override;
  int FillOutputPortInformation(int port, vtkInformation *info) override;
 
private:
  template <typename scalarType, typename triangulationType>
  int dispatch(vtkUnstructuredGrid *outputCTPersistenceDiagram,
               vtkUnstructuredGrid *outputBounds,
               vtkDataArray *const inputScalarsArray,
               const scalarType *const inputScalars,
               scalarType *outputScalars,
               SimplexId *outputOffsets,
               int *outputMonotonyOffsets,
               const SimplexId *const inputOrder,
               const triangulationType *triangulation);
 
  template <typename scalarType, typename triangulationType>
  int drawBottleneckBounds(vtkUnstructuredGrid *outputBounds,
                           const std::vector<ttk::PersistencePair> &diagram,
                           vtkDataArray *inputScalarsArray,
                           const scalarType *const outputScalars,
                           const scalarType *const inputScalars,
                           const triangulationType *triangulation) const;
 
  bool ForceInputOffsetScalarField{false};
  bool ShowInsideDomain{false};
};