void GetPointsOfActualContour( std::vector<double> *vecX, std::vector<double> *vecY, std::vector<double> *vecZ );
void changeImage(vtkImageData* img);
void GetPointsOfActualContour( std::vector<double> *vecX, std::vector<double> *vecY, std::vector<double> *vecZ );
void changeImage(vtkImageData* img);