void add_broken_brick(Tile* tile, float x, float y);
void add_broken_brick_piece(Tile* tile, float x, float y, float xm, float ym);
void add_bouncy_brick(float x, float y);
- void add_bad_guy(float x, float y, BadGuyKind kind);
+ void add_bad_guy(float x, float y, BadGuyKind kind, bool stay_on_platform = false);
void add_upgrade(float x, float y, Direction dir, UpgradeKind kind);
void add_bullet(float x, float y, float xm, Direction dir);