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Routines |
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Used by the routine at union_right_edge.
Part of set_draw_objs_overlapped. D becomes the union's width in columns; then the lower of the two bottom rows is chosen.
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| union_width_bottom | CD7A | SUB E | D = width in byte columns | |
| CD7B | LD D,A | |||
| CD7C | LD A,(IX+$1B) | new bottom row lower than the old one? | ||
| CD7F | CP (IX+$1F) | |||
| CD82 | JR C,union_top_edge | no: use the old one | ||
| CD84 | LD A,(IX+$1F) | |||
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