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Routines |
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Alien bullet position is incremented to move it down the screen one pixel, then we jump back to the clear and redraw routine.
Used by the routine at move_alien_bullet.
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| inc_alien_bullet_pos | 25994 | LD A,(IX+1) | Alien bullet xpos | |||||
| 25997 | INC A | Increment it | ||||||
| 25998 | JP has_alien_hit_barrier | This writes in the new ypos value, checks for collisions, etc | ||||||
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