// Compute collisions between projections of the polygons on a few
// axis to speed up the computation
void compute_pseudo_collisions(int nb_axis, int *nb_colliding_axis);
// Compute collisions between projections of the polygons on a few
// axis to speed up the computation
void compute_pseudo_collisions(int nb_axis, int *nb_colliding_axis);
void apply_collision_forces(scalar_t dt);
bool update(scalar_t dt);
Polygon *pick_polygon(scalar_t x, scalar_t y);
void apply_collision_forces(scalar_t dt);
bool update(scalar_t dt);
Polygon *pick_polygon(scalar_t x, scalar_t y);