Drop Dots - Enjoy sound by physics dots

No mean! Enjoy sounds by what was dropped physics dots!

--- How to play ---
Tap to color tab at the top of the screen and drop dots.
Object create menu is at the top-right of the screen.
Let's share your dropdots world!

--- unlock functions ---
Dots release interval 1 - 8 / second.
Collision of Dots (None/Same Color/All)
Gravity (Vertical/Horizontal/Device)

Thanks cocos2d-x !
Thanks box2d!