VtkImageDataToSurfacePointsFilter.h

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#pragma once
 
#include <vtkPolyDataAlgorithm.h>
 
#include "GeoLib/Raster.h"
#include "VtkAlgorithmProperties.h"
 
class vtkInformation;
class vtkInformationVector;
 
class VtkImageDataToSurfacePointsFilter : public vtkPolyDataAlgorithm
{
public:
    static VtkImageDataToSurfacePointsFilter* New();
 
    vtkTypeMacro(VtkImageDataToSurfacePointsFilter, vtkPolyDataAlgorithm);
 
    void PrintSelf(ostream& os, vtkIndent indent) override;
 
    vtkGetMacro(PointsPerPixel, vtkIdType);
    vtkSetMacro(PointsPerPixel, vtkIdType);
 
protected:
    VtkImageDataToSurfacePointsFilter();
    ~VtkImageDataToSurfacePointsFilter() override = default;
 
    int FillInputPortInformation(int port, vtkInformation* info) override;
 
    int RequestData(vtkInformation* request, vtkInformationVector** inputVector,
                    vtkInformationVector* outputVector) override;
 
private:
    void createPointSurface(vtkSmartPointer<vtkPoints>& points,
                            vtkSmartPointer<vtkCellArray>& cells,
                            std::size_t pnt_idx,
                            MathLib::Point3d const& min_pnt,
                            MathLib::Point3d const& max_pnt,
                            GeoLib::Raster const& raster);
 
    double getRandomNumber(double const& min, double const& max) const;
 
    vtkIdType PointsPerPixel{20};
};