@all
Thanks guys.
@aros-sg
For the video I activated invincible mode for the players. Simply because it was hard enough to hold the mobile phone in one hand and to somehow move the ship around with the Competition in the other
The collision detection is almost a NOP, it takes no measurable frame time at all.
As with all decent Danmaku games (which happens to be pretty much the only type of game I play regularly), only a tiny dot in your ship's center is vulnerable. It's just a matter of detecting a pixel change at that point after drawing certain types of objects, that's it
