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Routines |
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Used by the routine at 30664. Returns with the carry flag reset if someone was hit in the face, and D holding the character number of the stricken one.
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| 27804 | CALL 27820 | Are any characters in front of the puncher's fist? | |||||||||||||
| 27807 | RET C | Return if not | |||||||||||||
| 27808 | LD E,0 | ||||||||||||||
| 27810 | LD A,(DE) | A=animatory state of the character in front of the puncher's fist | |||||||||||||
| 27811 | AND 128 | Keep only the 'direction' bit (bit 7) | |||||||||||||
| 27813 | XOR C | Compare with the direction bit of the punching character | |||||||||||||
| 27814 | RET Z | Return with the carry flag reset if the punched character was facing the puncher (i.e. was hit in the face) | |||||||||||||
| 27815 | INC D | Otherwise move on to the next potential victim | |||||||||||||
| 27816 | DJNZ 27804 | Jump back to consider any remaining potential victim | |||||||||||||
| 27818 | SCF | Signal: no characters were hit | |||||||||||||
| 27819 | RET | ||||||||||||||
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