Routines
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30543: Check whether a character is on the top, middle or bottom floor
Used by the routines at 30555, 30706, 57893, 64077 and 64416. Returns with the zero flag set if and only if the character is exactly on the top, middle or bottom floor.
Input
H Character number (206, 207, 210, 214)
30543 LD L,2 Byte 2 of the character's buffer holds his y-coordinate
30545 LD A,(HL) Pick this up in A
30546 CP 3 Is the character on the top floor?
30548 RET Z Return with the zero flag set if so
30549 CP 10 Is the character on the middle floor?
30551 RET Z Return with the zero flag set if so
30552 CP 17 Is the character on the bottom floor?
30554 RET Return with the zero flag set if so
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