#include "world.h" extern hull_t hull_simple_wedge; extern hull_t hull_tpp1; extern hull_t hull_tpp2; extern hull_t hull_tppw; extern hull_t hull_step1; extern hull_t hull_step2; extern hull_t hull_step3; extern hull_t hull_covered_step; extern hull_t hull_ramp; extern hull_t hull_hole; extern hull_t hull_ridge;