Routines
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A4AB: Point To Location Data Plus One
Used by the routine at ProcessLocationDataIfValid.
Input
A Room ID
Output
HL Pointer to location data + 1
PointToLocationDataPlusOne A4AB PUSH DE Stash IX and DE on the stack.
A4AC PUSH IX
A4AE CALL FetchLocationDataPointer Call FetchLocationDataPointer.
A4B1 PUSH IX Load the location data pointer into HL (using the stack).
A4B3 POP HL
A4B4 LD DE,$0001 HL+=0001.
A4B7 ADD HL,DE
A4B8 POP IX Restore IX and DE from the stack.
A4BA POP DE
A4BB RET Return.
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