Routines
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A4CD: Compare Location Data
Used by the routine at ProcessDisplayPointer.
Compares the two room records from the exit field onward and reports whether they match.
CompareLocationData A4CD PUSH DE Save DE, HL and IY, then point HL six bytes further on (0006).
A4CE PUSH HL
A4CF PUSH IY
A4D1 LD DE,$0006
A4D4 ADD HL,DE
A4D5 ADD IY,DE Call ReadScriptPosition to read the script position.
A4D7 CALL ReadScriptPosition
A4DA JR NZ,CompareFollowingFields_0 Jump to CompareFollowingFields_0 when the script position does not match, and otherwise restore the records this test used.
A4DC POP IY
A4DE POP HL
A4DF POP DE
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