Routines
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46410: Check Flag And Set Display Parameter
Used by the routine at MatchSecondNoun.
Sets the room graphics parameter to 254 and returns non-zero when the count at 46409 has reached 255 and bit 7 of 45433 is set. Otherwise returns with the zero flag set.
CheckFlagAndSetDisplayParameter 46410 LD A,(46409) Jump to MatchSecondNoun_Next if the byte at 46409 is not 255.
46413 INC A
46414 JR NZ,MatchSecondNoun_Next
46416 LD (46409),A Record the result in the display flag at 46409.
46419 LD A,(45433) Go to MatchSecondNoun_Next if bit 7 of the display mode flag at 45433 is clear.
46422 BIT 7,A
46424 JR Z,MatchSecondNoun_Next
46426 LD A,254 Write 254 to the room graphics parameter and read the display mode word.
46428 LD (41013),A
46431 LD HL,(45432)
46434 LD (41009),HL Record the display pointer.
46437 OR %00000001 Reset the zero flag.
46439 RET Return.
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