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Routines |
Prev: 25918 | Up: Map | Next: 25989 |
25944 | LD DE,(58881) | Collect Sam's x- and y-coordinates in E and D |
25948 | LD A,(32764) | Pick up Sam's status flags from 32764 |
25951 | BIT 3,A | Is Sam rolling or somersaulting? |
25953 | JR NZ,25967 | Jump if so |
25955 | AND 129 | Is Sam either being carried by a gangster or policeman, or falling from the roof of a building? |
25957 | LD A,(58884) | Return with A holding Sam's z-coordinate if not |
25960 | RET Z | |
Sam is either being carried by a policeman, or falling from the roof of a building.
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25961 | LD A,2 | 2=behind people on the sidewalk |
25963 | LD DE,9896 | D=38, E=168 (out of reach) |
25966 | RET | |
Sam is rolling or somersaulting.
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25967 | LD A,(58880) | A=Sam's animatory state |
25970 | AND 127 | Discard bit 7 (the direction bit) |
25972 | CP 15 | Is Sam horizontal at the moment (animatory state 15 or 31)? |
25974 | JR C,25978 | Jump if not |
25976 | INC E | Add 2 to Sam's x-coordinate if he's horizontal |
25977 | INC E | |
25978 | LD A,E | A=x+2 if Sam's horizontal, or x otherwise (where x is Sam's x-coordinate) |
25979 | CALL 60165 | Reset the carry flag if Sam is on or above the sidewalk, or set it if he's on or above the road |
25982 | ADC A,34 | D=34 if Sam's on or above the sidewalk, 35 if he's on or above the road |
25984 | SUB E | |
25985 | LD D,A | |
25986 | LD A,4 | 4=outside |
25988 | RET |
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