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Routines |
Prev: 28303 | Up: Map | Next: 28327 |
Used by the routines at 28220 and 30890. Returns with D holding 155 (top), 162 (middle), or 169 (bottom), corresponding to the floor nearest to the character.
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28304 | LD L,98 | Byte 98 of a character's buffer holds his x-coordinate | ||
28306 | LD E,(HL) | Pick this up in E | ||
28307 | DEC L | L=97 | ||
28308 | LD D,(HL) | D=character's y-coordinate | ||
28309 | DEC L | L=96 | ||
This entry point is used by the routines at 30636 and 30890.
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28310 | CALL 26184 | Is the character on a staircase? | ||
28313 | RET Z | Return if not | ||
The character is on a staircase. Which floor is he nearest?
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28314 | LD D,155 | 155=top floor | ||
28316 | CP 158 | Is the character nearest the top floor? | ||
28318 | RET C | Return if so | ||
28319 | LD D,162 | 162=middle floor | ||
28321 | CP 165 | Is the character nearest the middle floor? | ||
28323 | RET C | Return if so | ||
28324 | LD D,169 | 169=bottom floor | ||
28326 | RET |
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