Routines
Prev: 7222 Up: Map Next: 72AA
7294: Check whether Sam's disguise is known to the police
Used by the routines at 7222 and 7D09. Returns with the appropriate attribute byte to use for Sam's current disguise in A. Also sets bit 0 of B if Sam's disguise is known to the police.
Input
B 0, 4 or 6 (when called from 7222)
7294 LD A,($7FC9) A=Sam's current disguise ID (0-7)
7297 ADD A,$A0 Byte 0x15 of pages 0xA0-0xA7 holds the values 0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02 and 0x01
7299 LD H,A
729A LD L,$15
729C LD A,($7FE8) Collect the disguise status flags from 7FE8
729F AND (HL) Set the zero flag if this disguise is unknown to the police
72A0 LD HL,$5ABD 5ABD holds the attribute byte for the top-left tile of Sam's disguise in the bottom right of the screen
72A3 LD A,$4F 0x4F=INK 7: PAPER 1: BRIGHT 1
72A5 RET Z Return if this disguise is unknown to the police
72A6 INC B Set bit 0 of B to indicate that Sam's disguise is known to the police
72A7 LD A,$57 0x57=INK 7: PAPER 2: BRIGHT 1
72A9 RET
Prev: 7222 Up: Map Next: 72AA