    CImg<intT> get_select(CImgDisplay &disp,
                          const unsigned int feature_type=2, unsigned int *const XYZ=0,
                          const bool exit_on_anykey=false,
                          const bool is_deep_selection_default=false) const {
      return _select(disp,0,feature_type,XYZ,0,0,0,exit_on_anykey,true,false,is_deep_selection_default);
    }
    CImg<intT> get_select(CImgDisplay &disp,
                          const unsigned int feature_type=2, unsigned int *const XYZ=0,
                          const bool exit_on_anykey=false,
                          const bool is_deep_selection_default=false) const {
      return _select(disp,0,feature_type,XYZ,0,0,0,exit_on_anykey,true,false,is_deep_selection_default);
    }