void onLoadImageFile();
void addVolumes(vtkImageData* img, std::string pathfile, std::string filename);
void addPanels(wxMaracasRenderTabbedPanel* wxtabs, vtkImageData* img, std::string pathfile, std::string filename);
void onLoadImageFile();
void addVolumes(vtkImageData* img, std::string pathfile, std::string filename);
void addPanels(wxMaracasRenderTabbedPanel* wxtabs, vtkImageData* img, std::string pathfile, std::string filename);