mitkLiveWireImageFilter.h

/*=========================================================================

  Program:   3DMed
  Date:      $Date: 2014-02-25 18:30:00 +0800 $
  Version:   $Version: 4.6.0 $
  Copyright: MIPG, Institute of Automation, Chinese Academy of Sciences

=========================================================================*/


#ifndef __mitkLiveWireImageFilter_h
#define __mitkLiveWireImageFilter_h

#include "mitkSegmentationIncludes.h"
#include "mitkVolumeToVolumeFilter.h"

class MITK_SEGMENTATION_API point 
{
public:
    
    point()
    {
        x = -1;
        y = -1; 
        value = -1;
    }

    point(int wx, int wy)
    {
        x = wx;
        y = wy;
    }

    point(int wx, int wy, double val)
    {
        x = wx;
        y = wy;
        value = val;
    }


    ~point(){};


    point& operator=(const point& right)
    {
        x = right.x;
        y = right.y;
        value = right.value;
        return *this;
    }
    
    int x;
    int y;
    double value;
};

class Contour;

class MITK_SEGMENTATION_API mitkLiveWireImageFilter : public mitkVolumeToVolumeFilter
{

public:
    MITK_TYPE(mitkLiveWireImageFilter,mitkVolumeToVolumeFilter)

    


    mitkLiveWireImageFilter();
    
    virtual void PrintSelf(ostream& os){};

    virtual ~mitkLiveWireImageFilter();

    void Initialize();

    void SetStartPoint(int x, int y)
    {
        this->m_StartPoint.x = x;
        this->m_StartPoint.y = y;
    }
    void SetEndPoint(int x, int y);

    Contour* GetContour(){return this->m_Contour;}

protected:
    virtual bool Execute();
    void ClearDir();

    double **m_CRow;
    double **m_CCol;
    double *m_GradientImage;

    //record the value of the dir node
    double *m_DirVal;
    //record the x-cor of the dir node
    int *m_DirX;
    //record the y-cor of the dir node
    int *m_DirY;
    
    point m_StartPoint;
    point m_EndPoint;

private:
    mitkLiveWireImageFilter(const mitkLiveWireImageFilter&){};
    void operator=(const mitkLiveWireImageFilter&){};

    int m_Width;
    int m_Height;
    Contour *m_Contour;

};


#endif

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