Derivative.h

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 * CamiTK - Computer Assisted Medical Intervention ToolKit
 * (c) 2001-2018 Univ. Grenoble Alpes, CNRS, TIMC-IMAG UMR 5525 (GMCAO)
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#ifndef DERIVATIVE_H
#define DERIVATIVE_H

#include <QObject>
#include <Action.h>
#include <ImageComponent.h>
#include <ActionWidget.h>

#include "ITKFilterAPI.h"

class ITKFILTER_API Derivative : public camitk::Action {
    Q_OBJECT

    Q_ENUMS(derivativeOrder)
    Q_ENUMS(derivativeDirection)

public:
    enum derivativeOrder { ORDER_0, ORDER_1, ORDER_2 };

    enum derivativeDirection { DIRECTION_X, DIRECTION_Y, DIRECTION_Z };

    Derivative(camitk::ActionExtension*);

    virtual ~Derivative();

public slots:
    virtual ApplyStatus apply();

private:
    virtual void process(camitk::ImageComponent*);

private:
    vtkSmartPointer<vtkImageData> implementProcess(vtkSmartPointer<vtkImageData> img);

    template <class InputPixelType, class OutputPixelType, const int dim>
    vtkSmartPointer<vtkImageData> itkProcess(vtkSmartPointer<vtkImageData> img);


protected:

    bool keepOrgVoxelType;

    int direction;

    int order;
};

Q_DECLARE_METATYPE(Derivative::derivativeOrder)
Q_DECLARE_METATYPE(Derivative::derivativeDirection)

#endif // DERIVATIVE_H