bool updateSneakNode(Map *map, const v3f &position, const v3f &sneak_max);
float getSlipFactor(Environment *env, const v3f &speedH);
void handleAutojump(f32 dtime, Environment *env,
bool updateSneakNode(Map *map, const v3f &position, const v3f &sneak_max);
float getSlipFactor(Environment *env, const v3f &speedH);
void handleAutojump(f32 dtime, Environment *env,