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Add shiny check function.
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31
main.asm
31
main.asm
@ -38,7 +38,36 @@ INCBIN "baserom.gbc",$3105,$4000-$3105
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SECTION "bank1",DATA,BANK[$1]
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INCBIN "baserom.gbc",$4000,$4000
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SECTION "bank2",DATA,BANK[$2]
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INCBIN "baserom.gbc",$8000,$4000
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INCBIN "baserom.gbc",$8000,$a68
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CheckShininess: ; 0x8a68
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; given a pointer to Attack/Defense DV in bc, determine if monster is shiny.
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; if shiny, set carry.
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ld l,c
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ld h,b
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ld a,[hl]
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and a,%00100000 ; is attack DV xx1x?
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jr z,.NotShiny
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ld a,[hli]
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and a,%1111
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cp $A ; is defense DV 1010?
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jr nz,.NotShiny
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ld a,[hl]
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and a,%11110000
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cp $A0 ; is speed DV 1010?
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jr nz,.NotShiny
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ld a,[hl]
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and a,%1111
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cp $A ; is special DV 1010?
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jr nz,.NotShiny
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scf
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ret
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.NotShiny
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and a ; clear carry flag
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ret
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INCBIN "baserom.gbc",$8a88,$c000-$8a88
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SECTION "bank3",DATA,BANK[$3]
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INCBIN "baserom.gbc",$c000,$29
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