scalar_t _belly_xc, _belly_yc;
scalar_t _belly_ux, _belly_uy, _belly_vx, _belly_vy;
scalar_t _belly_ux_nopolarity, _belly_uy_nopolarity, _belly_vx_nopolarity, _belly_vy_nopolarity;
scalar_t _belly_window_scaling;
scalar_t _belly_xc, _belly_yc;
scalar_t _belly_ux, _belly_uy, _belly_vx, _belly_vy;
scalar_t _belly_ux_nopolarity, _belly_uy_nopolarity, _belly_vx_nopolarity, _belly_vy_nopolarity;
scalar_t _belly_window_scaling;