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Routines |
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Used by the routine at next_bg_obj.
After the $FF come the foreground groups. IY becomes the pointer to the next free record here, because D is about to hold a location byte and HL and DE are both in use.
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| find_fg_objs | D44C | DEC B | count the $FF | |
| D44D | PUSH IY | IY = the next free record; the caller's IY kept on the stack | ||
| D44F | PUSH DE | |||
| D450 | POP IY | |||
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