默认构造函数:
void world_frame(my_calib &calib);
void image_frame(my_calib &calib);
void show_color_corner(my_calib &calib);
void compute_Project_Matrix(my_calib &calib);
void decompase_project_matix(my_calib &calib);
void print_matix(my_calib &calib);
Size patternsize;
double R; //圆筒的半径
Mat M;
Mat projectMatrix;
Mat intrinsicMatrix;