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Routines |
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Increments the row number the aliens start at next screen. They come down 7 rows, no more.
Used by the routine at start.
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| advance_alien_start_row | 24919 | LD A,(_ALIENS_START_ROW) | ||
| 24922 | INC A | |||
| 24923 | CP 8 | |||
| 24925 | JR NZ,advance_alien_start_row_0 | |||
| 24927 | DEC A | |||
| advance_alien_start_row_0 | 24928 | LD (_ALIENS_START_ROW),A | ||
| 24931 | JP new_screen_loop | Jump back to new screen | ||
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