Routines
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C4B2: Check Display Flag Bit 2
Used by the routines at ProcessObject_Display, InitialiseDisplayBuffer and ProcessDisplayAction.
CheckDisplayFlagBit2 C4B2 XOR A
C4B3 LD HL,$A01D
C4B6 BIT 2,(HL)
C4B8 JR Z,CheckDisplayFlagBit2_0
C4BA LD A,$04
C4BC BIT 6,(HL)
C4BE JR NZ,CheckDisplayFlagBit2_0
C4C0 LD A,($A01E)
C4C3 AND $03
C4C5 CP $03
C4C7 LD A,$05
C4C9 JR Z,CheckDisplayFlagBit2_0
C4CB LD A,$07
CheckDisplayFlagBit2_0 C4CD LD ($A010),A
C4D0 RET
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