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Routines |
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Used by the routine at wipe_bottom_is_new.
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| wipe_top_edge | D60B | LD A,(IX+$1F) | the old top: old y + old height (byte $1D) | |
| D60E | ADD A,(IX+$1D) | |||
| D611 | LD E,A | |||
| D612 | LD A,(IX+$1B) | the new top: new y + new height (byte $19); A = the higher | ||
| D615 | ADD A,(IX+$19) | |||
| D618 | CP E | |||
| D619 | JR NC,wipe_height | |||
| D61B | LD A,E | |||
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