Check it out. W(up) A(left) S(down) D(right) for direction, ENTER or RETURN to drop a turret. Turrets always aim at the dot that's closest to the tank. The rectangle in the top left is score.
No limits or expectations, enjoy! (note: this is a demo or a preview or something, not a finished product)
Source code: bubble_pop Bullet Dot Gun QuadTree
Download as an executable: linux
Built with Processing